From ba21523b460e5ddaf12ad3f48687594f7a40cb1a Mon Sep 17 00:00:00 2001 From: "Justin R. Evans" Date: Fri, 13 Dec 2024 05:58:03 -0500 Subject: [PATCH] feat: begin porting shared & crypto to sdk --- packages/sdk/lib/Cargo.lock | 7422 +++++++++++++++++ packages/sdk/lib/Cargo.toml | 100 + packages/sdk/lib/LICENSE_MIT | 25 + packages/sdk/lib/README.md | 27 + packages/sdk/lib/rust-toolchain.toml | 4 + packages/sdk/lib/src/crypto/aes.rs | 99 + packages/sdk/lib/src/crypto/argon2.rs | 214 + packages/sdk/lib/src/crypto/bip32.rs | 137 + packages/sdk/lib/src/crypto/bip39.rs | 158 + packages/sdk/lib/src/crypto/mod.rs | 8 + packages/sdk/lib/src/crypto/pointer_types.rs | 98 + packages/sdk/lib/src/crypto/rng.rs | 56 + packages/sdk/lib/src/crypto/salt.rs | 61 + packages/sdk/lib/src/crypto/zip32.rs | 185 + packages/sdk/lib/src/lib.rs | 23 + packages/sdk/lib/src/query.rs | 863 ++ packages/sdk/lib/src/rpc_client.js | 15 + packages/sdk/lib/src/rpc_client.rs | 156 + packages/sdk/lib/src/rpc_client.ts | 12 + packages/sdk/lib/src/sdk/args.rs | 1073 +++ packages/sdk/lib/src/sdk/events.rs | 151 + packages/sdk/lib/src/sdk/io.rs | 67 + packages/sdk/lib/src/sdk/masp/masp.node.js | 30 + packages/sdk/lib/src/sdk/masp/masp_node.rs | 196 + packages/sdk/lib/src/sdk/masp/masp_web.rs | 213 + packages/sdk/lib/src/sdk/masp/mod.rs | 13 + packages/sdk/lib/src/sdk/masp/sync.rs | 139 + packages/sdk/lib/src/sdk/mod.js | 182 + packages/sdk/lib/src/sdk/mod.rs | 752 ++ packages/sdk/lib/src/sdk/mod.ts | 226 + packages/sdk/lib/src/sdk/signature.rs | 48 + packages/sdk/lib/src/sdk/transaction.rs | 215 + packages/sdk/lib/src/sdk/tx.rs | 382 + packages/sdk/lib/src/sdk/wallet/mod.rs | 103 + .../sdk/lib/src/sdk/wallet/wallet_node.rs | 90 + packages/sdk/lib/src/sdk/wallet/wallet_web.rs | 35 + packages/sdk/lib/src/types/address.rs | 102 + packages/sdk/lib/src/types/masp.rs | 245 + packages/sdk/lib/src/types/mod.rs | 3 + packages/sdk/lib/src/types/query.rs | 36 + packages/sdk/lib/src/utils.rs | 58 + packages/sdk/package.json | 20 +- packages/sdk/scripts/build.cjs | 18 +- packages/sdk/scripts/build.js | 89 + 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[] +web = [] + +[build-dependencies] +namada_tx = { git = "https://github.com/anoma/namada", rev = "49a4a5d3260423df19ead14df82d18a51fa9b157" } + +# TODO: Update to use versions from namada! +[dependencies] +aes-gcm = "0.10.1" +argon2 = "0.4.1" +async-trait = {version = "0.1.51"} +bip32 = { version = "0.4.0", features = ["bip39"] } +borsh-ext = { git = "https://github.com/heliaxdev/borsh-ext", tag = "v1.2.0" } +chrono = "0.4.22" +getrandom = { version = "0.2.7", features = ["js"] } +gloo-utils = { version = "0.1.5", features = ["serde"] } +js-sys = "0.3.60" +orion = "0.16.0" +masp_primitives = { git = "https://github.com/anoma/masp", tag = "v1.1.0" } +namada_sdk = { git = "https://github.com/anoma/namada", rev="49a4a5d3260423df19ead14df82d18a51fa9b157", default-features = false } +password-hash = "0.4.2" +rand = "0.8.5" +rayon = { version = "1.5.3", optional = true } +rexie = "0.5" +serde = "^1.0.181" +serde_json = "1.0" +tendermint-config = "0.34.0" +tokio = {version = "1.8.2", features = ["rt"]} +thiserror = "^1" +# wasm-bindgen = "0.2.86" +wasm-bindgen = "=0.2.92" +wasm-bindgen-futures = "0.4.33" +wasm-bindgen-rayon = { version = "1.0", optional = true } +console_error_panic_hook = "0.1.6" +zeroize = "1.6.0" +hex = "0.4.3" +reqwest = "0.11.25" +subtle-encoding = "0.5.1" +tiny-bip39 = { git = "https://github.com/anoma/tiny-bip39", rev = "743d537349c8deab14409ce726b868dcde90fd8e" } +slip10_ed25519 = "0.1.3" + +[dependencies.web-sys] +version = "0.3.4" +features = [ + 'console', + 'Document', + 'Event', + 'EventTarget', + 'CustomEvent', + 'CustomEventInit', + 'Headers', + 'Request', + 'RequestInit', + 'RequestMode', + 'Response', + 'Window', +] + +[dev-dependencies] +wasm-bindgen-test = "0.3.13" + +# https://doc.rust-lang.org/cargo/reference/profiles.html +[profile.release] +lto = true + +[profile.dev] +opt-level = 3 +lto = true + +# wasm-pack specific configuration +[package.metadata.wasm-pack.profile.release] +# https://docs.rs/wasm-opt/latest/wasm_opt/ +wasm-opt = ['-O4'] + +[package.metadata.wasm-pack.profile.dev] +wasm-opt = false + +[package.metadata.wasm-pack.profile.dev.wasm-bindgen] +omit-default-module-path = true +# We set it to false as it checks if return type from setTimout is a number which is not true in the nodejs environment +debug-js-glue = false + +[package.metadata.wasm-pack.profile.release.wasm-bindgen] +omit-default-module-path = true diff --git a/packages/sdk/lib/LICENSE_MIT b/packages/sdk/lib/LICENSE_MIT new file mode 100644 index 000000000..c306d4c0f --- /dev/null +++ b/packages/sdk/lib/LICENSE_MIT @@ -0,0 +1,25 @@ +Copyright (c) 2018 Heliax Dev + +Permission is hereby granted, free of charge, to any +person obtaining a copy of this software and associated +documentation files (the "Software"), to deal in the +Software without restriction, including without +limitation the rights to use, copy, modify, merge, +publish, distribute, sublicense, and/or sell copies of +the Software, and to permit persons to whom the Software +is furnished to do so, subject to the following +conditions: + +The above copyright notice and this permission notice +shall be included in all copies or substantial portions +of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF +ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED +TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A +PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT +SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR +IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +DEALINGS IN THE SOFTWARE. diff --git a/packages/sdk/lib/README.md b/packages/sdk/lib/README.md new file mode 100644 index 000000000..da4508fc0 --- /dev/null +++ b/packages/sdk/lib/README.md @@ -0,0 +1,27 @@ +# SDK lib + +Rust library for wrapping Namada types and functionality and compiling to wasm, as used by Namadillo and Namada Keychain. + +## Usage + +```bash +# Install wasm-bindgen-cli +cargo install -f wasm-bindgen-cli + +# TODO: Fix the following! + +# Build wasm +node ./scripts/build.js --multicore --release + +# Build wasm to a NodeJS target (for testing) +node ./scripts/build.js --target node +``` + +## Testing + +```bash +cargo test + +# Test wasm-specific features +wasm-pack test --node +``` diff --git a/packages/sdk/lib/rust-toolchain.toml b/packages/sdk/lib/rust-toolchain.toml new file mode 100644 index 000000000..35d88f3d9 --- /dev/null +++ b/packages/sdk/lib/rust-toolchain.toml @@ -0,0 +1,4 @@ +[toolchain] +channel = "nightly-2024-09-08" +components = ["rustc", "cargo", "rust-std", "rust-docs", "rls", "rust-src", "rust-analysis"] +targets = ['wasm32-unknown-unknown'] diff --git a/packages/sdk/lib/src/crypto/aes.rs b/packages/sdk/lib/src/crypto/aes.rs new file mode 100644 index 000000000..05c2f2a03 --- /dev/null +++ b/packages/sdk/lib/src/crypto/aes.rs @@ -0,0 +1,99 @@ +use crate::crypto::pointer_types::VecU8Pointer; +use aes_gcm::{ + aead::{generic_array::GenericArray, Aead, KeyInit}, + Aes256Gcm, Nonce, +}; +use thiserror::Error; +use wasm_bindgen::prelude::*; +use zeroize::Zeroize; + +#[derive(Debug, Error)] +pub enum AESError { + #[error("Invalid key size! Minimum key size is 32.")] + KeyLengthError, + #[error("Invalid IV! Expected 96 bits (12 bytes)")] + IVSizeError, +} + +#[wasm_bindgen] +pub struct AES { + cipher: Aes256Gcm, + iv: [u8; 12], +} + +#[wasm_bindgen] +impl AES { + #[wasm_bindgen(constructor)] + pub fn new(key: VecU8Pointer, iv: Vec) -> Result { + if key.length < 32 { + return Err(format!( + "{} Received {}", + AESError::KeyLengthError, + key.length + )); + } + let mut key = GenericArray::from_iter(key.vec.clone().into_iter()); + let iv: [u8; 12] = match iv.try_into() { + Ok(iv) => iv, + Err(_) => { + key.zeroize(); + return Err(AESError::IVSizeError.to_string()); + } + }; + + let aes = AES { + cipher: Aes256Gcm::new(&key), + iv, + }; + key.zeroize(); + Ok(aes) + } + + pub fn encrypt(&self, mut text: String) -> Result, String> { + let nonce = Nonce::from_slice(&self.iv); + let result = self + .cipher + .encrypt(nonce, text.as_ref()) + .map_err(|err| err.to_string()); + text.zeroize(); + result + } + + pub fn decrypt(&self, ciphertext: Vec) -> Result { + let nonce = Nonce::from_slice(&self.iv); + let plaintext = self + .cipher + .decrypt(nonce, ciphertext.as_ref()) + .map_err(|err| err.to_string())?; + + Ok(VecU8Pointer::new(plaintext)) + } +} + +#[cfg(test)] +mod tests { + use super::*; + use crate::crypto::rng::{ByteSize, Rng}; + use wasm_bindgen_test::*; + + #[wasm_bindgen_test] + fn can_encrypt_and_decrypt() { + let key = Rng::generate_bytes(Some(ByteSize::N32)) + .expect("Generating random bytes should not fail"); + let iv = Rng::generate_bytes(Some(ByteSize::N12)) + .expect("Generating random bytes should not fail"); + let aes = AES::new(VecU8Pointer::new(key), iv).unwrap(); + let plaintext = "my secret message"; + let encrypted = aes + .encrypt(String::from(plaintext)) + .expect("AES should not fail encrypting plaintext"); + + let decrypted: &[u8] = &aes + .decrypt(encrypted) + .expect("AES should not fail decrypting ciphertext") + .vec; + let decrypted = std::str::from_utf8(decrypted).expect("Should parse as string"); + + assert_eq!(decrypted, plaintext); + } +} diff --git a/packages/sdk/lib/src/crypto/argon2.rs b/packages/sdk/lib/src/crypto/argon2.rs new file mode 100644 index 000000000..98cf0b4c4 --- /dev/null +++ b/packages/sdk/lib/src/crypto/argon2.rs @@ -0,0 +1,214 @@ +use crate::crypto::pointer_types::VecU8Pointer; +use password_hash::{rand_core::OsRng, PasswordHash, PasswordHasher, PasswordVerifier, SaltString}; +use wasm_bindgen::prelude::*; +use zeroize::{Zeroize, ZeroizeOnDrop}; + +#[wasm_bindgen] +pub struct Argon2Params { + m_cost: u32, + t_cost: u32, + p_cost: u32, +} + +#[wasm_bindgen] +impl Argon2Params { + #[wasm_bindgen(constructor)] + pub fn new(m_cost: u32, t_cost: u32, p_cost: u32) -> Self { + Self { + m_cost, + t_cost, + p_cost, + } + } + + #[wasm_bindgen(getter)] + pub fn m_cost(&self) -> u32 { + self.m_cost + } + + #[wasm_bindgen(getter)] + pub fn t_cost(&self) -> u32 { + self.t_cost + } + + #[wasm_bindgen(getter)] + pub fn p_cost(&self) -> u32 { + self.p_cost + } +} + +#[wasm_bindgen] +#[derive(ZeroizeOnDrop)] +pub struct Argon2 { + #[zeroize(skip)] + salt: SaltString, + password: Vec, + #[zeroize(skip)] + params: argon2::Params, +} + +/// Argon2 password hashing +#[wasm_bindgen] +impl Argon2 { + #[wasm_bindgen(constructor)] + pub fn new( + password: String, + salt: Option, + params: Option, + ) -> Result { + let password = Vec::from(password.as_bytes()); + let default_params = argon2::Params::default(); + + let salt = match salt { + Some(salt) => SaltString::new(&salt).map_err(|err| err.to_string())?, + None => SaltString::generate(&mut OsRng), + }; + + let params = match params { + Some(params) => argon2::Params::new(params.m_cost, params.t_cost, params.p_cost, None) + .map_err(|err| err.to_string())?, + None => default_params, + }; + + Ok(Argon2 { + salt, + password, + params, + }) + } + + pub fn to_hash(&self) -> Result { + let argon2 = argon2::Argon2::default(); + let bytes: &[u8] = &self.password; + let params = &self.params; + + // Hash password to PHC string ($argon2id$v=19$...) + let password_hash = argon2 + .hash_password_customized( + bytes, + None, // Default alg_id = Argon2id + None, // Default ver = v19 + params.to_owned(), + &self.salt, + ) + .map_err(|err| err.to_string())? + .to_string(); + + Ok(password_hash) + } + + pub fn verify(&self, hash: String) -> Result<(), String> { + let argon2 = argon2::Argon2::default(); + let bytes: &[u8] = &self.password; + let parsed_hash = PasswordHash::new(&hash).map_err(|err| err.to_string())?; + + match argon2.verify_password(bytes, &parsed_hash) { + Ok(_) => Ok(()), + Err(err) => Err(err.to_string()), + } + } + + pub fn params(&self) -> Argon2Params { + Argon2Params::new( + self.params.m_cost(), + self.params.t_cost(), + self.params.p_cost(), + ) + } + + /// Convert PHC string to serialized key + pub fn key(&self) -> Result { + let mut hash = self.to_hash()?; + let split = hash.split('$'); + let items: Vec<&str> = split.collect(); + + let key = items[items.len() - 1]; + let vec = Vec::from(key.as_bytes()); + hash.zeroize(); + + Ok(VecU8Pointer::new(vec)) + } +} + +#[cfg(test)] +mod tests { + use super::*; + use wasm_bindgen_test::*; + + #[wasm_bindgen_test] + fn can_hash_password() { + let password = "unhackable"; + let argon2 = Argon2::new(password.into(), None, None) + .expect("Creating instance with default params should not fail"); + let hash = argon2 + .to_hash() + .expect("Hashing password with Argon2 should not fail!"); + + assert!(argon2.verify(hash).is_ok()); + } + + #[wasm_bindgen_test] + fn can_hash_password_with_custom_params() { + // Memory cost + let m_cost = 2048; + // Iterations/Time cost: + let t_cost = 2; + // Degree of parallelism: + let p_cost = 2; + let params = Argon2Params::new(m_cost, t_cost, p_cost); + let password = "unhackable"; + let argon2 = Argon2::new(password.into(), None, Some(params)) + .expect("Creating instance with custom params should not fail"); + + let hash = argon2 + .to_hash() + .expect("Hashing password with Argon2 should not fail!"); + assert!(argon2.verify(hash).is_ok()); + } + + #[wasm_bindgen_test] + fn can_verify_stored_hash() { + let password = "unhackable"; + let argon2 = Argon2::new(password.into(), None, None) + .expect("Creating instance with default params should not fail"); + let stored_hash = "$argon2id$v=19$m=4096,t=3,p=1$0UUjc4ZBOJJLTPrS1mQr1w$orbgGGRzWC0GvplgJuteaDORldnQiJfVumhXSuwO3UE"; + + // With randomly generated salt, this should not create + // an equivalent hash: + assert_ne!(argon2.to_hash().unwrap(), stored_hash); + assert!(argon2.verify(stored_hash.to_string()).is_ok()); + } + + #[wasm_bindgen_test] + fn can_verify_stored_hash_with_custom_salt() { + let password = "unhackable"; + let salt = String::from("41oVKhMIBZ+oF4efwq7e0A"); + let argon2 = Argon2::new(password.into(), Some(salt), None) + .expect("Creating instance with default params should not fail"); + let stored_hash = "$argon2id$v=19$m=4096,t=3,p=1$41oVKhMIBZ+oF4efwq7e0A$ec9kY153e/S6z9awayWdUTLdaQowoAxrdo7ZkTjhBl4"; + + // Providing salt, this should create an equivalent hash: + assert_eq!(argon2.to_hash().unwrap(), stored_hash); + assert!(argon2.verify(stored_hash.to_string()).is_ok()); + } + + #[wasm_bindgen_test] + fn can_get_key_and_params() { + let password = "unhackable"; + let argon2 = Argon2::new(password.into(), None, None) + .expect("Creating instance with default params should not fail"); + let hash = argon2 + .to_hash() + .expect("Hashing password with Argon2 should not fail!"); + + assert!(argon2.verify(hash).is_ok()); + + let params = argon2.params(); + let key = argon2.key().expect("Creating key should not fail"); + + assert_eq!(params.m_cost(), 4096); + assert_eq!(params.t_cost(), 3); + assert_eq!(params.p_cost(), 1); + assert_eq!(key.vec.len(), 43); + } +} diff --git a/packages/sdk/lib/src/crypto/bip32.rs b/packages/sdk/lib/src/crypto/bip32.rs new file mode 100644 index 000000000..7cd4e5ddd --- /dev/null +++ b/packages/sdk/lib/src/crypto/bip32.rs @@ -0,0 +1,137 @@ +use crate::crypto::pointer_types::{StringPointer, VecU8Pointer}; +use rand::{rngs::OsRng, RngCore}; +use slip10_ed25519; +use thiserror::Error; +use wasm_bindgen::prelude::*; +use zeroize::{Zeroize, ZeroizeOnDrop}; + +#[derive(Debug, Error)] +pub enum HDWalletError { + #[error("Unable to derive keys from path")] + DerivationError, + #[error("Invalid key size")] + InvalidKeySize, + #[error("Invalid seed")] + InvalidSeed, +} + +#[wasm_bindgen] +#[derive(Zeroize)] +pub struct Key { + bytes: [u8; 32], +} + +/// A 32 byte ed25519 key +#[wasm_bindgen] +impl Key { + #[wasm_bindgen(constructor)] + pub fn new(bytes: Vec) -> Result { + let bytes: [u8; 32] = match bytes.try_into() { + Ok(bytes) => bytes, + Err(err) => return Err(format!("{}: {:?}", HDWalletError::InvalidKeySize, err)), + }; + + Ok(Key { bytes }) + } + + pub fn to_bytes(&self) -> Vec { + Vec::from(self.bytes) + } + + pub fn to_hex(&self) -> StringPointer { + let bytes: &[u8] = &self.bytes; + let string = hex::encode(&bytes); + StringPointer::new(string) + } +} + +#[wasm_bindgen] +#[derive(ZeroizeOnDrop)] +pub struct HDWallet { + seed: [u8; 64], +} + +/// A set of methods to derive keys from a BIP32/BIP44 path +#[wasm_bindgen] +impl HDWallet { + #[wasm_bindgen(constructor)] + pub fn new(seed_ptr: VecU8Pointer) -> Result { + let seed: [u8; 64] = match seed_ptr.vec.clone().try_into() { + Ok(seed) => seed, + Err(err) => return Err(format!("{}: {:?}", HDWalletError::InvalidSeed, err)), + }; + + Ok(HDWallet { seed }) + } + + pub fn from_seed(seed: Vec) -> Result { + let seed: [u8; 64] = match seed.try_into() { + Ok(seed) => seed, + Err(err) => return Err(format!("{}: {:?}", HDWalletError::InvalidSeed, err)), + }; + + Ok(HDWallet { seed }) + } + + /// Derive account from a seed and a path + pub fn derive(&self, path: Vec) -> Result { + let key = slip10_ed25519::derive_ed25519_private_key(&self.seed, &path); + let private = Key::new(Vec::from(key)) + .map_err(|err| format!("{}: {:?}", HDWalletError::DerivationError, err))?; + + Ok(private) + } + + pub fn disposable_keypair() -> Result { + let path = vec![44, 877, 0, 0, 0]; + let mut key = [0u8; 32]; + OsRng.fill_bytes(&mut key); + + let key = slip10_ed25519::derive_ed25519_private_key(&key, &path); + + Key::new(Vec::from(key)) + } +} + +#[cfg(test)] +mod tests { + use super::*; + use crate::crypto::bip39::Mnemonic; + use wasm_bindgen_test::*; + + #[wasm_bindgen_test] + fn can_derive_keys_from_path() { + let phrase = "caught pig embody hip goose like become worry face oval manual flame \ + pizza steel viable proud eternal speed chapter sunny boat because view bullet"; + let mnemonic = + Mnemonic::from_phrase(phrase.into()).expect("Should not fail with a valid phrase!"); + let seed = mnemonic.to_seed(None).unwrap(); + let bip44: HDWallet = HDWallet::new(seed).unwrap(); + let path = vec![44, 877, 0, 0, 0]; + + let key = bip44.derive(path).expect("Should derive keys from a path"); + + assert_eq!( + key.to_bytes(), + [ + 228, 104, 14, 30, 58, 200, 239, 116, 140, 154, 151, 251, 162, 132, 183, 188, 107, + 0, 45, 182, 36, 48, 46, 39, 113, 29, 252, 73, 44, 242, 125, 30 + ] + ); + } + + // TODO: we use test instead of wasm_bindgen_test because we want to catch the panic + #[wasm_bindgen_test] + fn invalid_seed_should_panic() { + let res = HDWallet::new(VecU8Pointer::new(vec![0, 1, 2, 3, 4])); + + assert!(res.is_err()); + } + + #[wasm_bindgen_test] + fn invalid_key_should_panic() { + let res = Key::new(vec![0, 1, 2, 3, 4]); + + assert!(res.is_err()); + } +} diff --git a/packages/sdk/lib/src/crypto/bip39.rs b/packages/sdk/lib/src/crypto/bip39.rs new file mode 100644 index 000000000..168738c92 --- /dev/null +++ b/packages/sdk/lib/src/crypto/bip39.rs @@ -0,0 +1,158 @@ +use crate::crypto::pointer_types::{ + new_vec_string_pointer, StringPointer, VecStringPointer, VecU8Pointer, +}; +use bip39::{Language, Mnemonic as M, MnemonicType, Seed}; +use thiserror::Error; +use wasm_bindgen::prelude::*; +use zeroize::Zeroize; + +#[derive(Debug, Error)] +pub enum Bip39Error { + #[error("Invalid phrase")] + InvalidPhrase, +} + +#[wasm_bindgen] +#[derive(Copy, Clone)] +pub enum PhraseSize { + N12 = 12, + N24 = 24, +} + +#[wasm_bindgen] +pub struct Mnemonic { + mnemonic: M, +} + +#[wasm_bindgen] +impl Mnemonic { + #[wasm_bindgen(constructor)] + pub fn new(size: PhraseSize) -> Mnemonic { + let mnemonic_type = match size { + PhraseSize::N12 => MnemonicType::Words12, + PhraseSize::N24 => MnemonicType::Words24, + }; + + let mnemonic = M::new(mnemonic_type, Language::English); + + Mnemonic { mnemonic } + } + + pub fn validate(phrase: &str) -> bool { + M::validate(phrase, Language::English).is_ok() + } + + pub fn from_phrase(mut phrase: String) -> Result { + // First validate phrase, provide error to client if this fails + M::validate(&phrase, Language::English).map_err(|e| format!("{}", e))?; + + let mnemonic = M::from_phrase(&phrase, Language::English) + .map_err(|e| format!("{}: {:?}", Bip39Error::InvalidPhrase, e))?; + + phrase.zeroize(); + + Ok(Mnemonic { mnemonic }) + } + + pub fn to_seed(&self, passphrase: Option) -> Result { + let mut passphrase = match passphrase { + Some(passphrase) => passphrase.string.clone(), + None => "".into(), + }; + + let seed = Seed::new(&self.mnemonic, &passphrase); + passphrase.zeroize(); + + Ok(VecU8Pointer::new(Vec::from(seed.as_bytes()))) + } + + pub fn to_words(&self) -> Result { + let words: Vec = self + .mnemonic + .phrase() + .split(' ') + .map(String::from) + .collect(); + Ok(new_vec_string_pointer(words)) + } + + pub fn phrase(&self) -> String { + String::from(self.mnemonic.phrase()) + } +} + +#[cfg(test)] +mod tests { + use super::*; + use wasm_bindgen_test::*; + + #[wasm_bindgen_test] + fn can_generate_mnemonic_from_size() { + let mnemonic = Mnemonic::new(PhraseSize::N12); + let phrase = mnemonic.phrase(); + let words: Vec<&str> = phrase.split(' ').collect(); + + assert_eq!(words.iter().len(), 12); + + let mnemonic = Mnemonic::new(PhraseSize::N24); + let phrase = mnemonic.phrase(); + let words: Vec<&str> = phrase.split(' ').collect(); + + assert_eq!(words.iter().len(), 24); + } + + #[wasm_bindgen_test] + fn can_generate_seed_from_phrase() { + let phrase = "caught pig embody hip goose like become worry face oval manual flame \ + pizza steel viable proud eternal speed chapter sunny boat because view bullet"; + let mnemonic = Mnemonic::from_phrase(phrase.into()).unwrap(); + let seed = mnemonic + .to_seed(None) + .expect("Should return seed from mnemonic phrase"); + + assert_eq!(seed.vec.len(), 64); + } + + #[wasm_bindgen_test] + fn can_restore_seed_from_phrase() { + let phrase = "caught pig embody hip goose like become worry face oval manual flame \ + pizza steel viable proud eternal speed chapter sunny boat because view bullet"; + let seed_bytes = vec![ + 178, 64, 160, 168, 33, 68, 84, 63, 0, 137, 121, 29, 66, 47, 123, 36, 64, 38, 160, 236, + 93, 38, 53, 157, 169, 119, 42, 153, 188, 80, 209, 149, 51, 92, 251, 168, 150, 220, 70, + 78, 230, 16, 152, 160, 85, 248, 115, 82, 183, 126, 96, 112, 58, 238, 230, 63, 89, 239, + 0, 250, 163, 169, 166, 174, + ]; + let mnemonic = Mnemonic::from_phrase(phrase.into()).unwrap(); + let seed = mnemonic + .to_seed(None) + .expect("Should return seed from mnemonic phrase"); + + assert_eq!(seed.vec, seed_bytes); + } + + #[wasm_bindgen_test] + fn invalid_phrase_should_panic() { + let bad_phrase = "caught pig embody hip goose like become"; + let res = Mnemonic::from_phrase(bad_phrase.into()); + + assert!(res.is_err()); + } + + #[wasm_bindgen_test] + fn can_generate_word_list_from_mnemonic() { + let mnemonic = Mnemonic::new(PhraseSize::N12); + let words = mnemonic + .to_words() + .expect("Should return a VecStringPointer containing the words"); + + assert_eq!(words.strings.len(), 12); + + let mnemonic = Mnemonic::new(PhraseSize::N24); + let words = mnemonic + .to_words() + .expect("Should return a VecStringPointer containing the words"); + + assert_eq!(words.strings.len(), 24); + } +} diff --git a/packages/sdk/lib/src/crypto/mod.rs b/packages/sdk/lib/src/crypto/mod.rs new file mode 100644 index 000000000..229d74e98 --- /dev/null +++ b/packages/sdk/lib/src/crypto/mod.rs @@ -0,0 +1,8 @@ +pub mod aes; +pub mod argon2; +pub mod bip32; +pub mod bip39; +pub mod pointer_types; +pub mod rng; +pub mod salt; +pub mod zip32; diff --git a/packages/sdk/lib/src/crypto/pointer_types.rs b/packages/sdk/lib/src/crypto/pointer_types.rs new file mode 100644 index 000000000..2d556a7a1 --- /dev/null +++ b/packages/sdk/lib/src/crypto/pointer_types.rs @@ -0,0 +1,98 @@ +//! Types for wrapping sensitive data. +//! +//! Wrapped values will not automatically be accessible to JavaScript, so we can +//! avoid loading sensitive data into browser memory. However, values can be +//! accessed in JavaScript by using the pointer and length fields to read +//! directly from WASM memory if required. +//! +//! These types will also zeroize sensitive data when dropped. +use wasm_bindgen::prelude::*; +use zeroize::ZeroizeOnDrop; + +#[wasm_bindgen] +#[derive(ZeroizeOnDrop)] +pub struct VecU8Pointer { + #[zeroize(skip)] + pub pointer: *const u8, + #[zeroize(skip)] + pub length: usize, + #[wasm_bindgen(skip)] + pub vec: Vec, +} + +#[wasm_bindgen] +impl VecU8Pointer { + #[wasm_bindgen(constructor)] + pub fn new(vec: Vec) -> VecU8Pointer { + VecU8Pointer { + pointer: vec.as_ptr(), + length: vec.len(), + vec, + } + } + + pub fn clone(&self) -> VecU8Pointer { + VecU8Pointer::new(self.vec.clone()) + } +} + +#[wasm_bindgen] +#[derive(ZeroizeOnDrop)] +pub struct StringPointer { + #[zeroize(skip)] + pub pointer: *const u8, + #[zeroize(skip)] + pub length: usize, + #[wasm_bindgen(skip)] + pub string: String, +} + +#[wasm_bindgen] +impl StringPointer { + #[wasm_bindgen(constructor)] + pub fn new(string: String) -> StringPointer { + StringPointer { + pointer: string.as_ptr(), + length: string.len(), + string, + } + } + + pub fn clone(&self) -> StringPointer { + StringPointer::new(self.string.clone()) + } +} + +#[wasm_bindgen] +#[derive(ZeroizeOnDrop)] +pub struct VecStringPointer { + #[zeroize(skip)] + pointers: Vec, + #[zeroize(skip)] + lengths: Vec, + #[wasm_bindgen(skip)] + pub strings: Vec, +} + +#[wasm_bindgen] +impl VecStringPointer { + #[wasm_bindgen(getter)] + pub fn pointers(&self) -> Vec { + self.pointers.clone() + } + + #[wasm_bindgen(getter)] + pub fn lengths(&self) -> Vec { + self.lengths.clone() + } +} + +pub fn new_vec_string_pointer(strings: Vec) -> VecStringPointer { + let pointers = strings.iter().map(|str| str.as_ptr() as usize).collect(); + let lengths = strings.iter().map(|str| str.len()).collect(); + VecStringPointer { + pointers, + lengths, + strings, + } +} diff --git a/packages/sdk/lib/src/crypto/rng.rs b/packages/sdk/lib/src/crypto/rng.rs new file mode 100644 index 000000000..775a139b4 --- /dev/null +++ b/packages/sdk/lib/src/crypto/rng.rs @@ -0,0 +1,56 @@ +use serde::{Deserialize, Serialize}; +use wasm_bindgen::prelude::*; + +#[wasm_bindgen] +#[derive(Serialize, Deserialize)] +pub enum ByteSize { + N12 = 12, + N24 = 24, + N32 = 32, +} + +#[wasm_bindgen] +pub struct Rng; + +#[wasm_bindgen] +impl Rng { + pub fn generate_bytes(size: Option) -> Result, String> { + let size = match size { + Some(ByteSize::N12) => 12, + Some(ByteSize::N24) => 24, + Some(ByteSize::N32) => 32, + None => 32, + }; + + let mut buf = [0u8; 32]; + getrandom::getrandom(&mut buf).map_err(|err| err.to_string())?; + + let buf = Vec::from(buf); + + Ok(Vec::from(&buf[0..size])) + } +} + +#[cfg(test)] +mod test { + use super::*; + use wasm_bindgen_test::*; + + #[wasm_bindgen_test] + fn can_generate_bytes() { + let bytes = + Rng::generate_bytes(Some(ByteSize::N12)).expect("Generating 12 bytes should not fail"); + + assert_eq!(bytes.len(), 12); + + let bytes = + Rng::generate_bytes(Some(ByteSize::N24)).expect("Generating 24 bytes should not fail"); + + assert_eq!(bytes.len(), 24); + + let bytes = + Rng::generate_bytes(Some(ByteSize::N32)).expect("Generating 32 bytes should not fail"); + + assert_eq!(bytes.len(), 32); + } +} diff --git a/packages/sdk/lib/src/crypto/salt.rs b/packages/sdk/lib/src/crypto/salt.rs new file mode 100644 index 000000000..1ddd4b674 --- /dev/null +++ b/packages/sdk/lib/src/crypto/salt.rs @@ -0,0 +1,61 @@ +use password_hash::{rand_core::OsRng, SaltString}; +use wasm_bindgen::prelude::*; + +#[wasm_bindgen] +pub struct Salt { + salt: SaltString, +} + +#[wasm_bindgen] +impl Salt { + #[wasm_bindgen(constructor)] + pub fn new(salt: String) -> Result { + let salt = SaltString::new(&salt).map_err(|err| err.to_string())?; + + Ok(Salt { salt }) + } + + pub fn generate() -> Self { + Self { + salt: SaltString::generate(&mut OsRng), + } + } + + pub fn to_bytes(&self) -> Result, String> { + let salt_string = &self.salt.to_string(); + let salt = argon2::password_hash::Salt::new(salt_string).map_err(|err| err.to_string())?; + let bytes: &[u8] = salt.as_bytes(); + Ok(Vec::from(bytes)) + } + + pub fn as_string(&self) -> String { + self.salt.to_string() + } +} + +#[cfg(test)] +mod tests { + use super::*; + use wasm_bindgen_test::*; + + #[wasm_bindgen_test] + fn can_generate_salt_from_string() { + let salt_string = String::from("41oVKhMIBZ+oF4efwq7e0A"); + let salt = + Salt::new(salt_string.clone()).expect("Creating instance of Salt should not fail!"); + + assert_eq!(salt_string, salt.as_string()); + } + + #[wasm_bindgen_test] + fn can_generate_salt_bytes_from_string() { + let salt = String::from("41oVKhMIBZ+oF4efwq7e0A"); + let salt = Salt::new(salt).expect("Creating salt from string should not fail"); + let expected_bytes = vec![ + 52, 49, 111, 86, 75, 104, 77, 73, 66, 90, 43, 111, 70, 52, 101, 102, 119, 113, 55, 101, + 48, 65, + ]; + let bytes = salt.to_bytes().expect("Returning to bytes should not fail"); + assert_eq!(bytes, expected_bytes); + } +} diff --git a/packages/sdk/lib/src/crypto/zip32.rs b/packages/sdk/lib/src/crypto/zip32.rs new file mode 100644 index 000000000..33f4bc6ec --- /dev/null +++ b/packages/sdk/lib/src/crypto/zip32.rs @@ -0,0 +1,185 @@ +//! ShieldedHDWallet - Provide wasm_bindgen bindings for zip32 HD wallets +//! Imports from masp_primitives::zip32, instead of zcash_primitives::zip32, as +//! the value for constant ZIP32_SAPLING_MASTER_PERSONALIZATION is different! +//! Otherwise, these implementations should be equivalent. +use borsh_ext::BorshSerializeExt; +use masp_primitives::{ + sapling::PaymentAddress, + zip32::{sapling, ChildIndex, ExtendedFullViewingKey, ExtendedSpendingKey}, +}; +use namada_sdk::borsh::BorshDeserialize; +use wasm_bindgen::prelude::*; +use zeroize::{Zeroize, ZeroizeOnDrop}; + +#[wasm_bindgen] +#[derive(Zeroize)] +pub struct DerivationResult { + xsk: Vec, + xfvk: Vec, + payment_address: Vec, +} + +#[wasm_bindgen] +impl DerivationResult { + pub fn xsk(&self) -> Vec { + self.xsk.clone() + } + + pub fn xfvk(&self) -> Vec { + self.xfvk.clone() + } + + pub fn payment_address(&self) -> Vec { + self.payment_address.clone() + } +} + +#[wasm_bindgen] +#[derive(ZeroizeOnDrop)] +pub struct ShieldedHDWallet { + seed: [u8; 32], +} + +#[wasm_bindgen] +impl ShieldedHDWallet { + #[wasm_bindgen(constructor)] + pub fn new(seed: JsValue, path: Vec) -> Result { + let seed = js_sys::Uint8Array::from(seed).to_vec(); + let sk = slip10_ed25519::derive_ed25519_private_key(&seed, &path); + + Ok(ShieldedHDWallet { seed: sk }) + } + + pub fn new_from_sk(sk_bytes: Vec) -> Result { + let sk: [u8; 32] = match sk_bytes.try_into() { + Ok(bytes) => bytes, + Err(err) => return Err(format!("Invalid Private Key! {:?}", err)), + }; + + Ok(ShieldedHDWallet { seed: sk }) + } + + pub fn derive( + &self, + path: Vec, + diversifier: Option>, + ) -> Result { + let master_spend_key = sapling::ExtendedSpendingKey::master(&self.seed); + + let purpose = path.first().expect("zip32 purpose is required!"); + let coin_type = path.get(1).expect("zip32 coin_type is required!"); + let account = path.get(2).expect("zip32 account is required!"); + + // Optional address index + let address_index = path.get(3); + + let mut zip32_path: Vec = vec![purpose, coin_type, account] + .iter() + .map(|i| ChildIndex::Hardened(**i)) + .collect(); + + if address_index.is_some() { + zip32_path.push(ChildIndex::NonHardened(*address_index.unwrap())); + } + + let xsk: ExtendedSpendingKey = + ExtendedSpendingKey::from_path(&master_spend_key, &zip32_path); + + let xfvk = ExtendedFullViewingKey::from(&xsk); + + // We either use passed diversifier or the default payment_address + let payment_address: PaymentAddress = match diversifier { + Some(d) => { + let diversifier = BorshDeserialize::try_from_slice(&d).unwriiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii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+ xfvk.fvk.vk.to_payment_address(diversifier).unwrap() + } + None => xfvk.default_address().1, + }; + + Ok(DerivationResult { + xsk: xsk.serialize_to_vec(), + xfvk: xfvk.serialize_to_vec(), + payment_address: payment_address.serialize_to_vec(), + }) + } +} + +#[cfg(test)] +mod tests { + use super::*; + use crate::crypto::bip39; + use masp_primitives::sapling::PaymentAddress; + use wasm_bindgen_test::*; + + const KEY_SIZE: usize = 96; + + #[wasm_bindgen_test] + fn can_instantiate_from_seed() { + let seed = JsValue::from(js_sys::Uint8Array::new_with_length(64)); + let path = vec![44, 877, 0, 0, 0]; + let shielded_wallet = ShieldedHDWallet::new(seed, path); + + assert!(shielded_wallet.is_ok()); + } + + #[wasm_bindgen_test] + fn can_derive_shielded_key_to_serialized() { + let seed = JsValue::from(js_sys::Uint8Array::new_with_length(64)); + let path = vec![44, 877, 0, 0, 0]; + let shielded_wallet = ShieldedHDWallet::new(seed, path) + .expect("Instantiating ShieldedHDWallet should not fail"); + + let DerivationResult { + ref payment_address, + ref xsk, + ref xfvk, + } = shielded_wallet + .derive(vec![32, 877, 0], None) + .expect("Deriving from ExtendedKeys should not fail"); + + let payment_address: PaymentAddress = + borsh::BorshDeserialize::try_from_slice(payment_address) + .expect("Should be able to deserialize payment address!"); + let xsk: ExtendedSpendingKey = borsh::BorshDeserialize::try_from_slice(xsk) + .expect("Should be able to deserialize extended spending key!"); + let xfvk: ExtendedFullViewingKey = borsh::BorshDeserialize::try_from_slice(xfvk) + .expect("Should be able to deserialize full viewing key!"); + + assert_eq!(payment_address.to_bytes().len(), 43); + assert_eq!(xsk.expsk.to_bytes().len(), KEY_SIZE); + assert_eq!(xfvk.fvk.to_bytes().len(), KEY_SIZE); + } + + #[wasm_bindgen_test] + fn can_restore_shielded_keys_from_mnemonic() { + let phrase = "great sphere inmate december menu warrior adjust glass flat heavy act mail"; + let mnemonic = bip39::Mnemonic::from_phrase(phrase.into()).unwrap(); + let seed = mnemonic + .to_seed(None) + .expect("Should return seed from mnemonic phrase"); + let path = vec![44, 877, 0, 0, 0]; + + let shielded_wallet = ShieldedHDWallet::new(JsValue::from(seed), path) + .expect("Instantiating ShieldedHDWallet should not fail"); + + let shielded_account = shielded_wallet + .derive(vec![32, 877, 0], None) + .expect("Deriving from ExtendedKeys should not fail"); + + let payment_address = PaymentAddress::try_from_slice(&shielded_account.payment_address()) + .expect("should instantiate from serialized bytes"); + let xfvk = ExtendedFullViewingKey::try_from_slice(&shielded_account.xfvk()) + .expect("should instantiate from serialized bytes"); + + assert_eq!(payment_address.to_string(), "efad0a092281f049a04250b91b84a8454cec0c5da75821ef7fd2deb684201cc83dd7bb287c241b11cd88d9"); + assert_eq!( + xfvk.fvk.to_string(), + format!( + "{}{}{}", + "a654d32c7b361f77a774a3f80c7dcd053a9e904f0c3bab1e9e207ed4e01434103fa", + "d5db7d3784841e0dd5f1b931b515186da3058562c103eaf11dc665c9da19f12ea71", + "19818ed1f124bd0573f15a82e97893664b7bc3e80b19ed96ba4f52eef3", + ) + ); + } +} diff --git a/packages/sdk/lib/src/lib.rs b/packages/sdk/lib/src/lib.rs new file mode 100644 index 000000000..8b613a1af --- /dev/null +++ b/packages/sdk/lib/src/lib.rs @@ -0,0 +1,23 @@ +//! # sdk +//! +//! A library of functions to integrate shared functionality from the Namada ecosystem + +pub mod crypto; +pub mod query; +pub mod rpc_client; +pub mod sdk; +pub mod types; +mod utils; + +#[cfg(feature = "multicore")] +pub use wasm_bindgen_rayon::init_thread_pool; + +// Empty function for non-multicore builds +// Simplifies imports in js code +#[cfg(not(feature = "multicore"))] +use wasm_bindgen::prelude::wasm_bindgen; + +#[cfg(not(feature = "multicore"))] +#[allow(non_snake_case)] +#[wasm_bindgen] +pub async fn initThreadPool(_threads: u8) {} diff --git a/packages/sdk/lib/src/query.rs b/packages/sdk/lib/src/query.rs new file mode 100644 index 000000000..e815c2a9f --- /dev/null +++ b/packages/sdk/lib/src/query.rs @@ -0,0 +1,863 @@ +use gloo_utils::format::JsValueSerdeExt; +use js_sys::Uint8Array; +use namada_sdk::address::Address; +use namada_sdk::borsh::BorshSerialize; +use namada_sdk::collections::{HashMap, HashSet}; +use namada_sdk::eth_bridge::bridge_pool::query_signed_bridge_pool; +use namada_sdk::eth_bridge_pool::TransferToEthereum; +use namada_sdk::governance::storage::keys as governance_storage; +use namada_sdk::governance::utils::{ + compute_proposal_result, ProposalVotes, TallyResult, TallyType, VotePower, +}; +use namada_sdk::governance::{ProposalType, ProposalVote}; +use namada_sdk::hash::Hash; +use namada_sdk::masp::shielded_wallet::ShieldedApi; +use namada_sdk::masp::utils::MaspClient as NamadaMaspClient; +use namada_sdk::masp::utils::RetryStrategy; +use namada_sdk::masp::{IndexerMaspClient, LedgerMaspClient}; +use namada_sdk::masp::{ShieldedContext, ShieldedSyncConfig}; +use namada_sdk::masp_primitives::asset_type::AssetType; +use namada_sdk::masp_primitives::sapling::ViewingKey; +use namada_sdk::masp_primitives::transaction::components::ValueSum; +use namada_sdk::masp_primitives::zip32::ExtendedFullViewingKey; +use namada_sdk::parameters::storage; +use namada_sdk::proof_of_stake::Epoch; +use namada_sdk::queries::RPC; +use namada_sdk::rpc::{ + self, get_public_key_at, get_token_balance, get_total_staked_tokens, is_steward, query_epoch, + query_masp_epoch, query_native_token, query_proposal_by_id, query_proposal_votes, + query_storage_value, +}; +use namada_sdk::state::BlockHeight; +use namada_sdk::state::Key; +use namada_sdk::token; +use namada_sdk::tx::{ + TX_BOND_WASM, TX_CLAIM_REWARDS_WASM, TX_IBC_WASM, TX_REDELEGATE_WASM, TX_REVEAL_PK, + TX_TRANSFER_WASM, TX_UNBOND_WASM, TX_VOTE_PROPOSAL, TX_WITHDRAW_WASM, +}; +use namada_sdk::uint::I256; +use namada_sdk::wallet::DatedKeypair; +use namada_sdk::ExtendedSpendingKey; +use namada_sdk::ExtendedViewingKey; +use std::collections::BTreeMap; +use std::str::FromStr; +use std::time::Duration; +use wasm_bindgen::prelude::*; +use wasm_bindgen::JsError; + +use crate::rpc_client::HttpClient; +use crate::sdk::{ + io::WebIo, + masp::{sync, JSShieldedUtils}, +}; +use crate::types::query::{ProposalInfo, WasmHash}; +use crate::utils::{set_panic_hook, to_js_result}; + +/// Progress bar names +pub const SDK_SCANNED_PROGRESS_BAR: &str = "namada_sdk::progress_bar::scanned"; +pub const SDK_FETCHED_PROGRESS_BAR: &str = "namada_sdk::progress_bar::fetched"; +pub const SDK_APPLIED_PROGRESS_BAR: &str = "namada_sdk::progress_bar::applied"; + +#[wasm_bindgen] +pub struct ProgressBarNames {} + +#[wasm_bindgen] +impl ProgressBarNames { + #[allow(non_snake_case)] + #[wasm_bindgen(getter)] + pub fn Scanned() -> String { + SDK_SCANNED_PROGRESS_BAR.to_string() + } + + #[allow(non_snake_case)] + #[wasm_bindgen(getter)] + pub fn Fetched() -> String { + SDK_FETCHED_PROGRESS_BAR.to_string() + } + + #[allow(non_snake_case)] + #[wasm_bindgen(getter)] + pub fn Applied() -> String { + SDK_APPLIED_PROGRESS_BAR.to_string() + } +} + +enum MaspClient { + Ledger(LedgerMaspClient), + Indexer(IndexerMaspClient), +} + +#[wasm_bindgen] +/// Represents an API for querying the ledger +pub struct Query { + client: HttpClient, + masp_client: MaspClient, +} + +#[wasm_bindgen] +impl Query { + #[wasm_bindgen(constructor)] + pub fn new(url: String, masp_url: Option) -> Query { + set_panic_hook(); + let client = HttpClient::new(url); + + let masp_client = if let Some(url) = masp_url { + let client = reqwest::Client::builder().build().unwrap(); + // TODO: for now we just concatenate the v1 api path + let url = reqwest::Url::parse(&format!("{}/api/v1", url)).unwrap(); + + MaspClient::Indexer(IndexerMaspClient::new(client, url, true, 10)) + } else { + MaspClient::Ledger(LedgerMaspClient::new( + client.clone(), + // Using one does not break the progress indicators + 1, + Duration::from_millis(5), + )) + }; + + Query { + client, + masp_client, + } + } + + /// Gets current epoch + /// + /// # Errors + /// + /// Returns an error if the RPC call fails + pub async fn query_epoch(&self) -> Result { + let epoch = RPC.shell().epoch(&self.client).await?; + + Ok(epoch.0) + } + + /// Gets all active validator addresses + /// + /// # Errors + /// + /// Returns an error if the RPC call fails + pub async fn query_all_validator_addresses(&self) -> Result { + let validator_addresses = RPC + .vp() + .pos() + .validator_addresses(&self.client, &None) + .await?; + + to_js_result(validator_addresses) + } + + /// Gets total bonds by validator address + /// + /// # Errors + /// + /// Returns an error if the RPC call fails + pub async fn query_total_bonds(&self, address: String) -> Result { + let address = Address::from_str(&address)?; + + let total_bonds = RPC + .vp() + .pos() + .validator_stake(&self.client, &address, &None) + .await?; + + to_js_result(total_bonds) + } + + /// Gets all delegations for every provided address. + /// Returns a tuple of: + /// (owner_address, validator_address, total_bonds, total_unbonds, withdrawable) + /// + /// # Arguments + /// + /// * `owner_addresses` - Account address in form of bech32, base64 encoded string + /// + /// # Errors + /// + /// Panics if address can't be deserialized + pub async fn query_my_validators( + &self, + owner_addresses: Box<[JsValue]>, + ) -> Result { + let owner_addresses: Vec
= owner_addresses + .iter() + .map(|address| { + address + .as_string() + .and_then(|address_str| Address::from_str(&address_str).ok()) + // TODO: we unwrap but we could also filter_map with warning or map to error + .unwrap() + }) + .collect(); + + let mut validators_per_address: HashMap> = HashMap::new(); + + for address in owner_addresses.into_iter() { + let validators = RPC + .vp() + .pos() + .delegation_validators(&self.client, &address, &None) + .await?; + + validators_per_address.insert(address, validators); + } + + let mut result: Vec<(Address, Address, String, String, String)> = Vec::new(); + + let epoch = query_epoch(&self.client).await?; + for (owner, validators) in validators_per_address.into_iter() { + for validator in validators.into_iter() { + let owner_option = &Some(owner.clone()); + let validator_option = &Some(validator.clone()); + + let enriched = RPC + .vp() + .pos() + .enriched_bonds_and_unbonds(&self.client, epoch, owner_option, validator_option) + .await?; + + result.push(( + owner.clone(), + validator, + enriched.bonds_total.to_string_native(), + enriched.unbonds_total.to_string_native(), + enriched.total_withdrawable.to_string_native(), + )); + } + } + + to_js_result(result) + } + + fn get_decoded_balance( + decoded_balance: (ValueSum, ValueSum), + ) -> Vec<(Address, token::Amount)> { + let mut result = Vec::new(); + + for (token_addr, amount) in decoded_balance.0.components() { + let amount = token::Amount::from_change(*amount); + result.push((token_addr.clone(), amount)); + } + + result + } + + pub async fn query_staking_positions( + &self, + owner_addresses: Box<[JsValue]>, + ) -> Result { + let owner_addresses: Vec
= owner_addresses + .iter() + .filter_map(|address| address.as_string()) + .filter_map(|address| Address::from_str(&address).ok()) + .collect(); + + let mut validators_per_address: HashMap> = HashMap::new(); + + for address in owner_addresses.into_iter() { + let validators = RPC + .vp() + .pos() + .delegation_validators(&self.client, &address, &None) + .await?; + + validators_per_address.insert(address, validators); + } + + let mut bonds = vec![]; + let mut unbonds = vec![]; + + let epoch = query_epoch(&self.client).await?; + for (owner, validators) in validators_per_address.into_iter() { + for validator in validators.into_iter() { + let owner_option = &Some(owner.clone()); + let validator_option = &Some(validator.clone()); + + let enriched = RPC + .vp() + .pos() + .enriched_bonds_and_unbonds(&self.client, epoch, owner_option, validator_option) + .await?; + + for (bond_id, details) in &enriched.data { + for bond in &details.data.bonds { + bonds.push(( + bond_id.source.clone(), + bond_id.validator.clone(), + bond.amount.to_string_native(), + bond.start.to_string(), + )); + } + + for unbond in &details.data.unbonds { + unbonds.push(( + bond_id.source.clone(), + bond_id.validator.clone(), + unbond.amount.to_string_native(), + unbond.start.to_string(), + unbond.withdraw.to_string(), + )); + } + } + } + } + + to_js_result((bonds, unbonds)) + } + + /// Queries transparent balance for a given address + /// + /// # Arguments + /// + /// * `owner` - Account address in form of bech32, base64 encoded string + async fn query_transparent_balance( + &self, + owner: Address, + tokens: Vec
, + ) -> Result, JsError> { + let mut result = vec![]; + for token in tokens { + let balances = get_token_balance(&self.client, &token, &owner, None).await?; + result.push((token, balances)); + } + + Ok(result) + } + + pub async fn shielded_sync( + &self, + vks: Box<[JsValue]>, + sks: Box<[JsValue]>, + ) -> Result<(), JsError> { + let vks: Vec = vks + .iter() + .filter_map(|owner| owner.as_string()) + .map(|o| { + ExtendedFullViewingKey::from(ExtendedViewingKey::from_str(&o).unwrap()) + .fvk + .vk + }) + .collect(); + + let sks = sks + .iter() + .filter_map(|owner| owner.as_string()) + .map(|sk| ExtendedSpendingKey::from_str(&sk).unwrap()) + .collect::>(); + + let dated_keypairs = vks + .into_iter() + .map(|vk| DatedKeypair { + key: vk, + birthday: BlockHeight::from(0), + }) + .collect::>(); + + let dated_sks = sks + .into_iter() + .map(|sk| DatedKeypair { + key: sk, + birthday: BlockHeight::from(0), + }) + .collect::>(); + + match &self.masp_client { + MaspClient::Indexer(client) => { + web_sys::console::log_1(&"Syncing using IndexerMaspClient".into()); + self.sync(client.clone(), dated_keypairs, dated_sks).await? + } + MaspClient::Ledger(client) => { + web_sys::console::log_1(&"Syncing using LedgerMaspClient".into()); + self.sync(client.clone(), dated_keypairs, dated_sks).await? + } + }; + + Ok(()) + } + + async fn sync( + &self, + client: C, + dated_keypairs: Vec>, + dated_sks: Vec>, + ) -> Result<(), JsError> + where + C: NamadaMaspClient + Send + Sync + Unpin + 'static, + { + let progress_bar_scanned = sync::ProgressBarWeb::new(SDK_SCANNED_PROGRESS_BAR); + let progress_bar_fetched = sync::ProgressBarWeb::new(SDK_FETCHED_PROGRESS_BAR); + let progress_bar_applied = sync::ProgressBarWeb::new(SDK_APPLIED_PROGRESS_BAR); + let shutdown_signal_web = sync::ShutdownSignalWeb {}; + // batch size does not matter for masp ledger client, and if we set to sth else than 1 it breaks + // progress bar + let batch_size = match self.masp_client { + MaspClient::Ledger(_) => 1, + MaspClient::Indexer(_) => 100, + }; + + let config = ShieldedSyncConfig::builder() + .client(client) + .scanned_tracker(progress_bar_scanned) + .fetched_tracker(progress_bar_fetched) + .applied_tracker(progress_bar_applied) + .shutdown_signal(shutdown_signal_web) + .block_batch_size(batch_size) + .wait_for_last_query_height(true) + .retry_strategy(RetryStrategy::Times(10)) + .build(); + + let env = sync::TaskEnvWeb::new(); + + let mut shielded_context: ShieldedContext = ShieldedContext::default(); + + shielded_context + .sync( + env, + config, + None, + dated_sks.as_slice(), + dated_keypairs.as_slice(), + ) + .await + .map_err(|e| JsError::new(&format!("{:?}", e)))?; + + Ok(()) + } + + /// Queries shielded balance for a given extended viewing key + /// + /// # Arguments + /// + /// * `xvk` - Extended viewing key + async fn query_shielded_balance( + &self, + xvk: ExtendedViewingKey, + tokens: Vec
, + ) -> Result, JsError> { + let viewing_key = ExtendedFullViewingKey::from(xvk).fvk.vk; + + // We are recreating shielded context to avoid multiple mutable borrows + let mut shielded: ShieldedContext = ShieldedContext::default(); + shielded.load().await?; + shielded + .precompute_asset_types(&self.client, tokens.iter().collect()) + .await + .map_err(|e| JsError::new(&format!("{:?}", e)))?; + + let epoch = query_masp_epoch(&self.client).await?; + let balance = shielded + .compute_exchanged_balance(&self.client, &WebIo, &viewing_key, epoch) + .await + .map_err(|e| JsError::new(&format!("{:?}", e)))?; + + let res = match balance { + Some(balance) => { + let decoded_balance = shielded + .decode_combine_sum_to_epoch(&self.client, balance, epoch) + .await; + + Self::get_decoded_balance(decoded_balance) + } + None => vec![], + }; + + Ok(res) + } + + pub async fn query_balance( + &self, + owner: String, + tokens: Box<[JsValue]>, + ) -> Result { + let tokens: Vec
= tokens + .iter() + .map(|address| { + let address_str = address.as_string().unwrap(); + Address::from_str(&address_str).unwrap() + }) + .collect(); + + let result = match Address::from_str(&owner) { + Ok(addr) => self.query_transparent_balance(addr, tokens).await, + Err(e1) => match ExtendedViewingKey::from_str(&owner) { + Ok(xvk) => self.query_shielded_balance(xvk, tokens).await, + Err(e2) => return Err(JsError::new(&format!("{} {}", e1, e2))), + }, + }?; + + let mut mapped_result: Vec<(Address, String)> = vec![]; + for (token, amount) in result { + mapped_result.push((token.clone(), amount.to_string())) + } + + to_js_result(mapped_result) + } + + pub async fn query_public_key(&self, address: &str) -> Result { + let addr = Address::from_str(address).map_err(JsError::from)?; + let pk = get_public_key_at(&self.client, &addr, 0).await?; + + let result = pk.map(|v| v.to_string()); + + to_js_result(result) + } + + pub async fn query_signed_bridge_pool( + &self, + owner_addresses: Box<[JsValue]>, + ) -> Result { + let bridge_pool = query_signed_bridge_pool(&self.client, &WebIo).await?; + + let owner_addresses: Vec
= owner_addresses + .iter() + .filter_map(|address| address.as_string()) + .filter_map(|address| Address::from_str(&address).ok()) + .collect(); + + let result: Vec = bridge_pool + .into_iter() + .filter_map(|(_hash, pending_transfer)| { + if owner_addresses.contains(&pending_transfer.transfer.sender) { + Some(pending_transfer.transfer) + } else { + None + } + }) + .collect(); + + to_js_result(result) + } + + pub async fn query_total_staked_tokens(&self, epoch: u64) -> Result { + let total_staked_tokens = get_total_staked_tokens(&self.client, Epoch(epoch)).await?; + + to_js_result(total_staked_tokens) + } + + pub async fn query_proposal_counter(&self) -> Result { + let proposal_counter_key = governance_storage::get_counter_key(); + let proposal_counter = + query_storage_value::(&self.client, &proposal_counter_key) + .await + .unwrap(); + + to_js_result(proposal_counter) + } + + pub async fn query_proposal_by_id(&self, id: u64) -> Result { + let proposal = query_proposal_by_id(&self.client, id) + .await + .unwrap() + .expect("Proposal should be written to storage."); + + let content = serde_json::to_string(&proposal.content)?; + + let is_steward = is_steward(&self.client, &proposal.author).await; + let tally_type = proposal.get_tally_type(is_steward); + let tally_type_string = match tally_type { + // TODO: Change in interface + TallyType::TwoFifths => "two-fifths", + TallyType::OneHalfOverOneThird => "one-half-over-one-third", + TallyType::LessOneHalfOverOneThirdNay => "less-one-half-over-one-third-nay", + }; + + let (proposal_type, data) = match proposal.r#type { + ProposalType::Default => ("default", None), + ProposalType::DefaultWithWasm(hash) => ("default", Some(hash.to_string())), + ProposalType::PGFSteward(data) => { + let data_string = serde_json::to_string(&data)?; + ("pgf_steward", Some(data_string)) + } + ProposalType::PGFPayment(data) => { + let data_string = serde_json::to_string(&data)?; + ("pgf_payment", Some(data_string)) + } + }; + + let proposal_info = ProposalInfo { + id: proposal.id, + author: proposal.author.to_string(), + start_epoch: proposal.voting_start_epoch.0, + end_epoch: proposal.voting_end_epoch.0, + grace_epoch: proposal.activation_epoch.0, + content, + tally_type: String::from(tally_type_string), + proposal_type: String::from(proposal_type), + data, + }; + + let mut writer = vec![]; + BorshSerialize::serialize(&proposal_info, &mut writer)?; + + Ok(Uint8Array::from(writer.as_slice())) + } + + #[allow(clippy::type_complexity)] + pub async fn query_proposal_votes( + &self, + proposal_id: u64, + epoch: u64, + ) -> Result { + let votes = compute_proposal_votes(&self.client, proposal_id, Epoch(epoch)).await; + + let validator_votes: Vec<(Address, String, token::Amount)> = + Vec::from_iter(votes.validators_vote.iter().map(|(address, vote)| { + let vote = match vote { + ProposalVote::Yay => "yay", + ProposalVote::Nay => "nay", + ProposalVote::Abstain => "abstain", + }; + + let voting_power = *votes + .validator_voting_power + .get(address) + .expect("validator has voting power entry"); + + (address.clone(), String::from(vote), voting_power) + })); + + // TODO: refactor this to fix type_complexity clippy warning + let delegator_votes: Vec<(Address, String, Vec<(Address, token::Amount)>)> = + Vec::from_iter(votes.delegators_vote.iter().map(|(address, vote)| { + let vote = match vote { + ProposalVote::Yay => "yay", + ProposalVote::Nay => "nay", + ProposalVote::Abstain => "abstain", + }; + + let voting_power = votes + .delegator_voting_power + .get(address) + .expect("delegator has voting power entry") + .clone() + .into_iter() + .collect(); + + (address.clone(), String::from(vote), voting_power) + })); + + to_js_result((validator_votes, delegator_votes)) + } + + pub async fn query_proposal_result( + &self, + proposal_id: u64, + epoch: u64, + ) -> Result { + let epoch = Epoch(epoch); + + let votes = compute_proposal_votes(&self.client, proposal_id, epoch).await; + + let total_voting_power = get_total_staked_tokens(&self.client, epoch).await?; + + let proposal = query_proposal_by_id(&self.client, proposal_id) + .await + .unwrap() + .expect("Proposal should be written to storage."); + let is_steward = is_steward(&self.client, &proposal.author).await; + let tally_type = proposal.get_tally_type(is_steward); + + let proposal_result = compute_proposal_result(votes, total_voting_power, tally_type) + .expect("could compute proposal result"); + + let passed = match proposal_result.result { + TallyResult::Passed => true, + TallyResult::Rejected => false, + }; + + to_js_result(( + passed, + proposal_result.total_yay_power, + proposal_result.total_nay_power, + proposal_result.total_abstain_power, + proposal_result.total_voting_power, + )) + } + + pub async fn query_proposal_code(&self, proposal_id: u64) -> Result { + let proposal_code_key = governance_storage::get_proposal_code_key(proposal_id); + let code = + query_storage_value::>(&self.client, &proposal_code_key).await?; + + Ok(Uint8Array::from(code.as_slice())) + } + + /// Returns a list of all delegations for given addresses and epoch + /// + /// # Arguments + /// + /// * `addresses` - delegators addresses + /// * `epoch` - epoch in which we want to query delegations + pub async fn get_total_delegations( + &self, + addresses: Box<[JsValue]>, + epoch: Option, + ) -> Result { + let addresses: Vec
= addresses + .iter() + .filter_map(|address| address.as_string()) + .filter_map(|address| Address::from_str(&address).ok()) + .collect(); + + let epoch = epoch.map(Epoch); + + let mut delegations: HashMap = HashMap::new(); + + for address in addresses.into_iter() { + let validators: HashMap = RPC + .vp() + .pos() + .delegations(&self.client, &address, &epoch) + .await?; + let sum_of_delegations = validators + .into_values() + .fold(token::Amount::zero(), |acc, curr| { + acc.checked_add(curr).expect("Amount overflow") + }); + + delegations.insert(address, sum_of_delegations); + } + + to_js_result(delegations) + } + + /// Returns list of delegators that already voted on a proposal + /// + /// # Arguments + /// + /// * `proposal_id` - id of proposal to get delegators votes from + pub async fn delegators_votes(&self, proposal_id: u64) -> Result { + let votes = query_proposal_votes(&self.client, proposal_id).await?; + let res: Vec<(Address, bool)> = votes + .into_iter() + .map(|vote| { + let is_yay = match vote.data { + ProposalVote::Yay => true, + ProposalVote::Nay => false, + ProposalVote::Abstain => false, + }; + (vote.delegator, is_yay) + }) + .collect(); + + to_js_result(res) + } + + pub async fn query_gas_costs(&self) -> Result { + let key = storage::get_gas_cost_key(); + let gas_cost_table = + query_storage_value::>(&self.client, &key) + .await + .expect("Parameter should be defined."); + + let mut result: Vec<(String, String)> = Vec::new(); + + for (token, gas_cost) in gas_cost_table { + result.push((token.to_string(), gas_cost.to_string_native())); + } + + to_js_result(result) + } + + pub async fn query_native_token(&self) -> Result { + let address = query_native_token(&self.client).await?; + to_js_result(address) + } + + // Vec of code paths of supported transactions + pub fn code_paths() -> Vec { + vec![ + TX_TRANSFER_WASM.to_string(), + TX_BOND_WASM.to_string(), + TX_REDELEGATE_WASM.to_string(), + TX_UNBOND_WASM.to_string(), + TX_WITHDRAW_WASM.to_string(), + TX_CLAIM_REWARDS_WASM.to_string(), + TX_REVEAL_PK.to_string(), + TX_VOTE_PROPOSAL.to_string(), + TX_IBC_WASM.to_string(), + ] + } + + // Query supported wasm code-paths, and return a serialized vec of object containing path and hash + pub async fn query_wasm_hashes(&self) -> Result { + let mut results: Vec = vec![]; + let code_paths = Query::code_paths(); + + for path in code_paths { + let hash = self.query_wasm_hash(&path).await; + + if hash.is_some() { + let wasm_hash = WasmHash::new(path, hash.unwrap()); + results.push(wasm_hash); + } + } + + Ok(JsValue::from_serde(&results).unwrap()) + } + + // Query hash of wasm code on chain + pub async fn query_wasm_hash(&self, tx_code_path: &str) -> Option { + let hash_key = Key::wasm_hash(tx_code_path); + let (tx_code_res, _) = rpc::query_storage_value_bytes(&self.client, &hash_key, None, false) + .await + .ok()?; + if let Some(tx_code_bytes) = tx_code_res { + let tx_code = Hash::try_from(&tx_code_bytes[..]).expect("Invalid code hash"); + Some(tx_code.to_string()) + } else { + None + } + } +} + +//TODO: remove after moving this fn from apps to shared +pub async fn compute_proposal_votes( + client: &HttpClient, + proposal_id: u64, + epoch: Epoch, +) -> ProposalVotes { + let votes = query_proposal_votes(client, proposal_id).await.unwrap(); + + let mut validators_vote: HashMap = HashMap::default(); + let mut validator_voting_power: HashMap = HashMap::default(); + let mut delegators_vote: HashMap = HashMap::default(); + let mut delegator_voting_power: HashMap> = + HashMap::default(); + + for vote in votes { + if vote.is_validator() { + let validator_stake = RPC + .vp() + .pos() + .validator_stake(client, &vote.validator.clone(), &Some(epoch)) + .await + .expect("Validator stake should be present") + .unwrap_or_default(); + + validators_vote.insert(vote.validator.clone(), vote.data); + validator_voting_power.insert(vote.validator, validator_stake); + } else { + let delegator_stake = RPC + .vp() + .pos() + .bond_with_slashing(client, &vote.delegator, &vote.validator, &Some(epoch)) + .await + .expect("Delegator stake should be present"); + + delegators_vote.insert(vote.delegator.clone(), vote.data); + delegator_voting_power + .entry(vote.delegator.clone()) + .or_default() + .insert(vote.validator, delegator_stake); + } + } + + ProposalVotes { + validators_vote, + validator_voting_power, + delegators_vote, + delegator_voting_power, + } +} diff --git a/packages/sdk/lib/src/rpc_client.js b/packages/sdk/lib/src/rpc_client.js new file mode 100644 index 000000000..d5451c15f --- /dev/null +++ b/packages/sdk/lib/src/rpc_client.js @@ -0,0 +1,15 @@ +"use strict"; +Object.defineProperty(exports, "__esModule", { value: true }); +exports.wasmFetch = wasmFetch; +/* eslint-disable @typescript-eslint/explicit-function-return-type */ +/** + * Small wrapper for fetch to make it easier to pass props + * Called wasmFetch to avoid naming conflict + */ +async function wasmFetch(url, method, body) { + const res = await fetch(url, { + method, + body, + }); + return res; +} diff --git a/packages/sdk/lib/src/rpc_client.rs b/packages/sdk/lib/src/rpc_client.rs new file mode 100644 index 000000000..4327224e3 --- /dev/null +++ b/packages/sdk/lib/src/rpc_client.rs @@ -0,0 +1,156 @@ +use js_sys::JSON::stringify; +use namada_sdk::storage::BlockHeight; +use std::fmt::Debug; +use std::fmt::Display; +use thiserror::Error; +use wasm_bindgen::prelude::*; +use wasm_bindgen::JsCast; +use wasm_bindgen_futures::JsFuture; +use web_sys::Response; + +use namada_sdk::io::Client; +use namada_sdk::queries::EncodedResponseQuery; +use namada_sdk::tendermint::{self, abci::Code}; +use namada_sdk::tendermint_rpc::{ + error::Error as TendermintRpcError, Response as RpcResponse, SimpleRequest, +}; + +#[wasm_bindgen(module = "/src/rpc_client.js")] +extern "C" { + #[wasm_bindgen(catch, js_name = "wasmFetch")] + async fn wasmFetch(url: JsValue, method: JsValue, body: JsValue) -> Result; +} + +#[derive(Clone, Error, Debug)] +pub struct RpcError(String); + +impl RpcError { + pub fn new(msg: &str) -> Self { + RpcError(String::from(msg)) + } +} + +impl Display for RpcError { + fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { + Display::fmt(&self.0, f) + } +} + +impl From for RpcError { + fn from(error: std::io::Error) -> Self { + RpcError::new(&error.to_string()) + } +} + +impl From for RpcError { + fn from(error: namada_sdk::tendermint::Error) -> Self { + RpcError::new(&error.to_string()) + } +} + +impl From for RpcError { + fn from(error: namada_sdk::tendermint_rpc::Error) -> Self { + RpcError::new(&error.to_string()) + } +} + +#[derive(Clone)] +pub struct HttpClient { + url: String, +} + +/// HttpClient implementation using `window.fetch` API. +impl HttpClient { + pub fn new(url: String) -> HttpClient { + HttpClient { url } + } + + async fn fetch(&self, url: &str, method: &str, body: &str) -> Result { + let resp_value = wasmFetch( + JsValue::from_str(url), + JsValue::from_str(method), + JsValue::from_str(body), + ) + .await?; + + let resp: Response = resp_value.dyn_into()?; + JsFuture::from(resp.json().unwrap()).await + } +} + +#[async_trait::async_trait(?Send)] +impl Client for HttpClient { + /// Implementation of the `Client` trait for the `HttpClient` struct. + /// It's used by the Sdk to perform queries to the blockchain. + type Error = RpcError; + + /// Wrapper for tendermint specific abci_query. + /// + /// # Arguments + /// + /// * `path` - path of the resource in the storage. + /// * `data` - query params in the form of bytearray. + /// * `height` - height of the specific blockchain block that we are querying information from. + /// 0 means the latest block. + /// * `prove` - include proofs of the transactions inclusion in the block + async fn request( + &self, + path: String, + data: Option>, + height: Option, + prove: bool, + ) -> Result { + let data = data.unwrap_or_default(); + let height = height + .map(|height| tendermint::block::Height::try_from(height.0)) + .transpose()?; + + let response = self + .abci_query( + Some(std::str::FromStr::from_str(&path).unwrap()), + data, + height, + prove, + ) + .await?; + let response = response.clone(); + + match response.code { + Code::Ok => Ok(EncodedResponseQuery { + data: response.value, + info: response.info, + proof: response.proof, + height: response.height.into(), + }), + Code::Err(code) => Err(RpcError::new(&format!("Error code {}", code))), + } + } + + /// Performs request using fetch API. Maps returned JS object to the `RpcResponse` struct. + /// + /// # Arguments + /// + /// * `request` - request type to be performed. Check `Client` trait for available requests. + async fn perform(&self, request: R) -> Result + where + R: SimpleRequest, + { + let request_body = request.into_json(); + + let response = self + .fetch(&self.url[..], "POST", &request_body) + .await + .map_err(|e| { + let e = stringify(&e).expect("Error to be serializable"); + let e_str: String = e.into(); + // There is no "generic" RpcError, so we have to pick + // one with error msg as an argument. + TendermintRpcError::server(e_str) + })?; + let response_json: String = stringify(&response) + .expect("JS object to be serializable") + .into(); + + Ok(R::Response::from_string(&response_json).unwrap().into()) + } +} diff --git a/packages/sdk/lib/src/rpc_client.ts b/packages/sdk/lib/src/rpc_client.ts new file mode 100644 index 000000000..77f7a0189 --- /dev/null +++ b/packages/sdk/lib/src/rpc_client.ts @@ -0,0 +1,12 @@ +/* eslint-disable @typescript-eslint/explicit-function-return-type */ +/** + * Small wrapper for fetch to make it easier to pass props + * Called wasmFetch to avoid naming conflict + */ +export async function wasmFetch(url: string, method: string, body: string) { + const res = await fetch(url, { + method, + body, + }); + return res; +} diff --git a/packages/sdk/lib/src/sdk/args.rs b/packages/sdk/lib/src/sdk/args.rs new file mode 100644 index 000000000..d3cb120f3 --- /dev/null +++ b/packages/sdk/lib/src/sdk/args.rs @@ -0,0 +1,1073 @@ +use std::ops::Deref; +use std::{path::PathBuf, str::FromStr}; + +use namada_sdk::borsh::{BorshDeserialize, BorshSerialize}; +use namada_sdk::collections::HashMap; +use namada_sdk::ibc::core::host::types::identifiers::{ChannelId, PortId}; +use namada_sdk::ibc::IbcShieldingData; +use namada_sdk::masp::partial_deauthorize; +use namada_sdk::masp_primitives::sapling::redjubjub::PrivateKey; +use namada_sdk::masp_primitives::sapling::spend_sig; +use namada_sdk::masp_primitives::transaction::components::sapling; +use namada_sdk::masp_primitives::transaction::components::sapling::builder::{ + BuildParams as BuildParamsTrait, RngBuildParams, StoredBuildParams, +}; +use namada_sdk::masp_primitives::transaction::sighash::{signature_hash, SignableInput}; +use namada_sdk::masp_primitives::transaction::txid::TxIdDigester; +use namada_sdk::masp_primitives::zip32; +use namada_sdk::signing::SigningTxData; +use namada_sdk::tx::data::GasLimit; +use namada_sdk::tx::{Section, Tx}; +use namada_sdk::{ + address::Address, + args::{self, InputAmount, TxExpiration}, + chain::ChainId, + ethereum_events::EthAddress, + key::common::PublicKey, + token::{Amount, DenominatedAmount, NATIVE_MAX_DECIMAL_PLACES}, + TransferSource, +}; +use namada_sdk::{error, masp_primitives, tendermint_rpc}; +use namada_sdk::{ExtendedSpendingKey, PaymentAddress}; +use rand::rngs::OsRng; +use wasm_bindgen::JsError; + +use crate::types::masp::PseudoExtendedKey; + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct RevealPkMsg { + public_key: String, +} + +impl RevealPkMsg { + pub fn new(public_key: String) -> RevealPkMsg { + RevealPkMsg { public_key } + } +} + +#[derive(BorshSerialize, BorshDeserialize, Clone, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct WrapperTxMsg { + token: String, + fee_amount: String, + gas_limit: String, + chain_id: String, + public_key: Option, + memo: Option, + force: Option, +} + +impl WrapperTxMsg { + pub fn new( + token: String, + fee_amount: String, + gas_limit: String, + chain_id: String, + public_key: Option, + memo: Option, + force: Option, + ) -> WrapperTxMsg { + WrapperTxMsg { + token, + fee_amount, + gas_limit, + chain_id, + public_key, + memo, + force, + } + } +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct BondMsg { + source: String, + validator: String, + amount: String, +} + +impl BondMsg { + pub fn new(source: String, validator: String, amount: String) -> BondMsg { + BondMsg { + source, + validator, + amount, + } + } +} + +/// Maps serialized tx_msg into BondTx args. +/// +/// # Arguments +/// +/// * `bond_msg` - Borsh serialized bond_msg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn bond_tx_args(bond_msg: &[u8], tx_msg: &[u8]) -> Result { + let bond_msg = BondMsg::try_from_slice(bond_msg)?; + + let BondMsg { + source, + validator, + amount, + } = bond_msg; + + let source = Address::from_str(&source)?; + let validator = Address::from_str(&validator)?; + let amount = Amount::from_str(&amount, NATIVE_MAX_DECIMAL_PLACES)?; + let tx = tx_msg_into_args(tx_msg)?; + + let args = args::Bond { + tx, + validator, + amount, + source: Some(source), + tx_code_path: PathBuf::from("tx_bond.wasm"), + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct UnbondMsg { + source: String, + validator: String, + amount: String, +} + +impl UnbondMsg { + pub fn new(source: String, validator: String, amount: String) -> UnbondMsg { + UnbondMsg { + source, + validator, + amount, + } + } +} + +/// Maps serialized tx_msg into UnbondTx args. +/// +/// # Arguments +/// +/// * `unbond_msg` - Borsh serialized unbond_msg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn unbond_tx_args(unbond_msg: &[u8], tx_msg: &[u8]) -> Result { + let unbond_msg = UnbondMsg::try_from_slice(unbond_msg)?; + + let UnbondMsg { + source, + validator, + amount, + } = unbond_msg; + + let source = Address::from_str(&source)?; + let validator = Address::from_str(&validator)?; + + let amount = Amount::from_str(&amount, NATIVE_MAX_DECIMAL_PLACES)?; + let tx = tx_msg_into_args(tx_msg)?; + + let args = args::Unbond { + tx, + validator, + amount, + source: Some(source), + tx_code_path: PathBuf::from("tx_unbond.wasm"), + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct WithdrawMsg { + source: String, + validator: String, +} + +impl WithdrawMsg { + pub fn new(source: String, validator: String) -> WithdrawMsg { + WithdrawMsg { source, validator } + } +} + +/// Maps serialized tx_msg into WithdrawTx args. +/// +/// # Arguments +/// +/// * `withdraw_msg` - Borsh serialized withdraw_msg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn withdraw_tx_args(withdraw_msg: &[u8], tx_msg: &[u8]) -> Result { + let withdraw_msg = WithdrawMsg::try_from_slice(withdraw_msg)?; + + let WithdrawMsg { source, validator } = withdraw_msg; + + let source = Address::from_str(&source)?; + let validator = Address::from_str(&validator)?; + let tx = tx_msg_into_args(tx_msg)?; + + let args = args::Withdraw { + tx, + validator, + source: Some(source), + tx_code_path: PathBuf::from("tx_withdraw.wasm"), + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct RedelegateMsg { + owner: String, + source_validator: String, + destination_validator: String, + amount: String, +} + +impl RedelegateMsg { + pub fn new( + owner: String, + source_validator: String, + destination_validator: String, + amount: String, + ) -> RedelegateMsg { + RedelegateMsg { + owner, + source_validator, + destination_validator, + amount, + } + } +} + +/// Maps serialized tx_msg into RedelgationTx args. +/// +/// # Arguments +/// +/// * `redelegate_msg` - Borsh serialized redelegation_msg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn redelegate_tx_args( + redelegate_msg: &[u8], + tx_msg: &[u8], +) -> Result { + let redelegate_msg = RedelegateMsg::try_from_slice(redelegate_msg)?; + + let RedelegateMsg { + owner, + source_validator, + destination_validator, + amount, + } = redelegate_msg; + + let owner = Address::from_str(&owner)?; + let src_validator = Address::from_str(&source_validator)?; + let dest_validator = Address::from_str(&destination_validator)?; + let amount = Amount::from_str(&amount, NATIVE_MAX_DECIMAL_PLACES)?; + let tx = tx_msg_into_args(tx_msg)?; + + let args = args::Redelegate { + tx, + src_validator, + dest_validator, + amount, + owner, + tx_code_path: PathBuf::from("tx_redelegate.wasm"), + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct VoteProposalMsg { + signer: String, + proposal_id: u64, + vote: String, +} + +impl VoteProposalMsg { + pub fn new(signer: String, proposal_id: u64, vote: String) -> VoteProposalMsg { + VoteProposalMsg { + signer, + proposal_id, + vote, + } + } +} + +/// Maps serialized tx_msg into VoteProposalTx args. +/// +/// # Arguments +/// +/// * `vote_proposal_msg` - Borsh serialized vote_proposal_msg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn vote_proposal_tx_args( + vote_proposal_msg: &[u8], + tx_msg: &[u8], +) -> Result { + let vote_proposal_msg = VoteProposalMsg::try_from_slice(vote_proposal_msg)?; + + let VoteProposalMsg { + signer, + proposal_id, + vote, + } = vote_proposal_msg; + let tx = tx_msg_into_args(tx_msg)?; + let voter_address = Address::from_str(&signer)?; + + let args = args::VoteProposal { + tx, + proposal_id, + vote, + voter_address, + tx_code_path: PathBuf::from("tx_vote_proposal.wasm"), + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct ClaimRewardsMsg { + validator: String, + source: Option, +} + +impl ClaimRewardsMsg { + pub fn new(validator: String, source: Option) -> ClaimRewardsMsg { + ClaimRewardsMsg { validator, source } + } +} + +/// Maps serialized tx_msg into ClaimRewardsTx args. +/// +/// # Arguments +/// +/// * `claim_rewards_msg` - Borsh serialized claim_rewards_msg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn claim_rewards_tx_args( + claim_rewards_msg: &[u8], + tx_msg: &[u8], +) -> Result { + let claim_rewards_msg = ClaimRewardsMsg::try_from_slice(claim_rewards_msg)?; + + let ClaimRewardsMsg { validator, source } = claim_rewards_msg; + let tx = tx_msg_into_args(tx_msg)?; + + let validator_address = Address::from_str(&validator)?; + let source_address = source.map(|str| Address::from_str(&str).expect("valid address")); + + let args = args::ClaimRewards { + tx, + validator: validator_address, + source: source_address, + tx_code_path: PathBuf::from("tx_claim_rewards.wasm"), + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct TransferDataMsg { + owner: String, + token: String, + amount: String, +} + +impl TransferDataMsg { + pub fn new(owner: String, token: String, amount: String) -> TransferDataMsg { + TransferDataMsg { + owner, + token, + amount, + } + } +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct TransferMsg { + sources: Vec, + targets: Vec, + shielded_section_hash: Option>, +} + +impl TransferMsg { + pub fn new( + sources: Vec, + targets: Vec, + shielded_section_hash: Option>, + ) -> TransferMsg { + TransferMsg { + sources, + targets, + shielded_section_hash, + } + } +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct TransparentTransferDataMsg { + source: String, + target: String, + token: String, + amount: String, +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct TransparentTransferMsg { + data: Vec, +} + +/// Maps serialized tx_msg into TransferTx args. +/// +/// # Arguments +/// +/// * `transfer_msg` - Borsh serialized TransparentTransferMsg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn transparent_transfer_tx_args( + transfer_msg: &[u8], + tx_msg: &[u8], +) -> Result { + let transfer_msg = TransparentTransferMsg::try_from_slice(transfer_msg)?; + let TransparentTransferMsg { data } = transfer_msg; + + let mut transfer_data: Vec = vec![]; + + for transfer in data { + let source = Address::from_str(&transfer.source)?; + let target = Address::from_str(&transfer.target)?; + let token = Address::from_str(&transfer.token)?; + let denom_amount = + DenominatedAmount::from_str(&transfer.amount).expect("Amount to be valid."); + let amount = InputAmount::Unvalidated(denom_amount); + + transfer_data.push(args::TxTransparentTransferData { + source, + target, + token, + amount, + }); + } + + let tx = tx_msg_into_args(tx_msg)?; + + let args = args::TxTransparentTransfer { + tx, + data: transfer_data, + tx_code_path: PathBuf::from("tx_transfer.wasm"), + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct ShieldedTransferDataMsg { + source: String, + target: String, + token: String, + amount: String, +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct ShieldedTransferMsg { + data: Vec, + gas_spending_key: Option, +} + +/// Maps serialized tx_msg into TxShieldedTransfer args. +/// +/// # Arguments +/// +/// * `shielding_transfer_msg` - Borsh serialized ShieldingTransferMsg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn shielded_transfer_tx_args( + shielded_transfer_msg: &[u8], + tx_msg: &[u8], +) -> Result { + let shielded_transfer_msg = ShieldedTransferMsg::try_from_slice(shielded_transfer_msg)?; + let ShieldedTransferMsg { + data, + gas_spending_key, + } = shielded_transfer_msg; + + let gas_spending_key = gas_spending_key.map(|v| PseudoExtendedKey::decode(v).0); + + let mut shielded_transfer_data: Vec = vec![]; + + for shielded_transfer in data { + let source = PseudoExtendedKey::decode(shielded_transfer.source).0; + let target = PaymentAddress::from_str(&shielded_transfer.target)?; + let token = Address::from_str(&shielded_transfer.token)?; + let denom_amount = + DenominatedAmount::from_str(&shielded_transfer.amount).expect("Amount to be valid."); + let amount = InputAmount::Unvalidated(denom_amount); + + shielded_transfer_data.push(args::TxShieldedTransferData { + source, + target, + token, + amount, + }); + } + + let tx = tx_msg_into_args(tx_msg)?; + + let args = args::TxShieldedTransfer { + data: shielded_transfer_data, + tx, + tx_code_path: PathBuf::from("tx_transfer.wasm"), + // false, we do this manually + disposable_signing_key: false, + gas_spending_key, + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct ShieldingTransferDataMsg { + source: String, + token: String, + amount: String, +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct ShieldingTransferMsg { + target: String, + data: Vec, +} + +/// Maps serialized tx_msg into TxShieldingTransfer args. +/// +/// # Arguments +/// +/// * `shielding_transfer_msg` - Borsh serialized ShieldingTransferMsg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn shielding_transfer_tx_args( + shielding_transfer_msg: &[u8], + tx_msg: &[u8], +) -> Result { + let shielding_transfer_msg = ShieldingTransferMsg::try_from_slice(shielding_transfer_msg)?; + let ShieldingTransferMsg { target, data } = shielding_transfer_msg; + let target = PaymentAddress::from_str(&target)?; + + let mut shielding_transfer_data: Vec = vec![]; + + for shielding_transfer in data { + let source = Address::from_str(&shielding_transfer.source)?; + let token = Address::from_str(&shielding_transfer.token)?; + let denom_amount = + DenominatedAmount::from_str(&shielding_transfer.amount).expect("Amount to be valid."); + let amount = InputAmount::Unvalidated(denom_amount); + + shielding_transfer_data.push(args::TxShieldingTransferData { + source, + token, + amount, + }); + } + + let tx = tx_msg_into_args(tx_msg)?; + + let args = args::TxShieldingTransfer { + data: shielding_transfer_data, + target, + tx, + tx_code_path: PathBuf::from("tx_transfer.wasm"), + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct UnshieldingTransferDataMsg { + target: String, + token: String, + amount: String, +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct UnshieldingTransferMsg { + source: String, + data: Vec, + gas_spending_key: Option, +} + +/// Maps serialized tx_msg into TxUnshieldingTransfer args. +/// +/// # Arguments +/// +/// * `shielding_transfer_msg` - Borsh serialized UnshieldingTransferMsg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn unshielding_transfer_tx_args( + unshielding_transfer_msg: &[u8], + tx_msg: &[u8], +) -> Result { + let unshielding_transfer_msg = + UnshieldingTransferMsg::try_from_slice(unshielding_transfer_msg)?; + let UnshieldingTransferMsg { + source, + data, + gas_spending_key, + } = unshielding_transfer_msg; + let source = PseudoExtendedKey::decode(source).0; + let gas_spending_key = gas_spending_key.map(|v| PseudoExtendedKey::decode(v).0); + let mut unshielding_transfer_data: Vec = vec![]; + + for unshielding_transfer in data { + let target = Address::from_str(&unshielding_transfer.target)?; + let token = Address::from_str(&unshielding_transfer.token)?; + let denom_amount = + DenominatedAmount::from_str(&unshielding_transfer.amount).expect("Amount to be valid."); + let amount = InputAmount::Unvalidated(denom_amount); + + unshielding_transfer_data.push(args::TxUnshieldingTransferData { + target, + token, + amount, + }); + } + + let tx = tx_msg_into_args(tx_msg)?; + + let args = args::TxUnshieldingTransfer { + data: unshielding_transfer_data, + source, + tx, + gas_spending_key, + // false, we do this manually + disposable_signing_key: false, + tx_code_path: PathBuf::from("tx_transfer.wasm"), + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct IbcTransferMsg { + source: String, + receiver: String, + token: String, + amount_in_base_denom: String, + port_id: String, + channel_id: String, + timeout_height: Option, + timeout_sec_offset: Option, + memo: Option, + shielding_data: Option>, +} + +impl IbcTransferMsg { + pub fn new( + source: String, + receiver: String, + token: String, + amount_in_base_denom: String, + port_id: String, + channel_id: String, + timeout_height: Option, + timeout_sec_offset: Option, + memo: Option, + shielding_data: Option>, + ) -> IbcTransferMsg { + IbcTransferMsg { + source, + receiver, + token, + amount_in_base_denom, + port_id, + channel_id, + timeout_height, + timeout_sec_offset, + memo, + shielding_data, + } + } +} + +/// Maps serialized tx_msg into IbcTransferTx args. +/// +/// # Arguments +/// +/// * `ibc_transfer_msg` - Borsh serialized ibc_transfer_msg. +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if the tx_msg can't be deserialized or +/// Rust structs can't be created. +pub fn ibc_transfer_tx_args( + ibc_transfer_msg: &[u8], + tx_msg: &[u8], +) -> Result { + let ibc_transfer_msg = IbcTransferMsg::try_from_slice(ibc_transfer_msg)?; + let IbcTransferMsg { + source, + receiver, + token, + amount_in_base_denom, + port_id, + channel_id, + timeout_height, + timeout_sec_offset, + memo, + shielding_data, + } = ibc_transfer_msg; + + let source_address = Address::from_str(&source)?; + let source = TransferSource::Address(source_address); + let token = Address::from_str(&token)?; + let amount = Amount::from_str(&amount_in_base_denom, 0u8).expect("Amount to be valid."); + // Using InputAmount::Validated because the amount is already in the base + // denom. If Unvalidated is used, the SDK will change the denom based on the + // token address, which complicates knowing which amount to pass to this function. + let amount = InputAmount::Validated(amount.into()); + let port_id = PortId::from_str(&port_id).expect("Port id to be valid"); + let channel_id = ChannelId::from_str(&channel_id).expect("Channel id to be valid"); + let ibc_shielding_data = match shielding_data { + Some(v) => Some(IbcShieldingData::try_from_slice(&v)?), + None => None, + }; + + let tx = tx_msg_into_args(tx_msg)?; + + let args = args::TxIbcTransfer { + tx, + ibc_memo: memo, + ibc_shielding_data, + source, + receiver, + token, + amount, + port_id, + channel_id, + timeout_height, + timeout_sec_offset, + // TODO: false for now + disposable_signing_key: false, + tx_code_path: PathBuf::from("tx_ibc.wasm"), + refund_target: None, + // We do not support ibc unshielding for now + gas_spending_key: None, + }; + + Ok(args) +} + +#[derive(BorshSerialize, BorshDeserialize, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct EthBridgeTransferMsg { + nut: bool, + asset: String, + recipient: String, + sender: String, + amount: String, + fee_amount: String, + fee_payer: Option, + fee_token: String, +} + +pub fn eth_bridge_transfer_tx_args( + eth_bridge_transfer_msg: &[u8], + tx_msg: &[u8], +) -> Result { + let eth_bridge_transfer_msg = EthBridgeTransferMsg::try_from_slice(eth_bridge_transfer_msg)?; + let EthBridgeTransferMsg { + nut, + asset, + recipient, + sender, + amount, + fee_amount, + fee_payer, + fee_token, + } = eth_bridge_transfer_msg; + + let tx = tx_msg_into_args(tx_msg)?; + let asset = EthAddress::from_str(&asset).map_err(|e| JsError::new(&format!("{}", e)))?; + let recipient = + EthAddress::from_str(&recipient).map_err(|e| JsError::new(&format!("{}", e)))?; + let sender = Address::from_str(&sender)?; + let denom_amount = DenominatedAmount::from_str(&amount).expect("Amount to be valid."); + let amount = InputAmount::Unvalidated(denom_amount); + let denom_amount = DenominatedAmount::from_str(&fee_amount).expect("Amount to be valid."); + let fee_amount = InputAmount::Unvalidated(denom_amount); + let fee_payer = fee_payer.map(|v| Address::from_str(&v)).transpose()?; + let fee_token = Address::from_str(&fee_token)?; + let code_path = PathBuf::from("tx_bridge_pool.wasm"); + + let args = args::EthereumBridgePool { + nut, + tx, + asset, + recipient, + sender, + amount, + fee_amount, + fee_payer, + fee_token, + code_path, + }; + + Ok(args) +} + +pub fn tx_args_from_slice(tx_msg_bytes: &[u8]) -> Result { + let args = tx_msg_into_args(tx_msg_bytes)?; + + Ok(args) +} + +/// Maps serialized tx_msg into Tx args. +/// This is common for all tx types. +/// +/// # Arguments +/// +/// * `tx_msg` - Borsh serialized tx_msg. +/// +/// # Errors +/// +/// Returns JsError if token address is invalid. +fn tx_msg_into_args(tx_msg: &[u8]) -> Result { + let tx_msg = WrapperTxMsg::try_from_slice(tx_msg)?; + let WrapperTxMsg { + token, + fee_amount, + gas_limit, + chain_id, + public_key, + memo, + force, + } = tx_msg; + + let token = Address::from_str(&token)?; + + let fee_amount = DenominatedAmount::from_str(&fee_amount) + .unwrap_or_else(|_| panic!("Fee amount has to be valid. Received {}", fee_amount)); + let fee_input_amount = InputAmount::Unvalidated(fee_amount); + + let public_key = match public_key { + Some(v) => { + let pk = PublicKey::from_str(&v)?; + Some(pk) + } + _ => None, + }; + + let signing_keys: Vec = match public_key { + Some(v) => vec![v.clone()], + _ => vec![], + }; + + // Ledger address is not used in the SDK. + // We can leave it as whatever as long as it's valid url. + let ledger_address = tendermint_rpc::Url::from_str("http://notinuse:13337").unwrap(); + + let memo = memo.map(|v| v.as_bytes().to_vec()); + + let force = force.unwrap_or(false); + + let args = args::Tx { + dry_run: false, + dry_run_wrapper: false, + dump_tx: false, + dump_wrapper_tx: false, + force, + broadcast_only: false, + ledger_address, + wallet_alias_force: false, + initialized_account_alias: None, + fee_amount: Some(fee_input_amount), + fee_token: token.clone(), + gas_limit: GasLimit::from_str(&gas_limit).expect("Gas limit to be valid"), + wrapper_fee_payer: None, + output_folder: None, + expiration: TxExpiration::Default, + chain_id: Some(ChainId(chain_id)), + signatures: vec![], + wrapper_signature: None, + signing_keys, + tx_reveal_code_path: PathBuf::from("tx_reveal_pk.wasm"), + use_device: false, + password: None, + memo, + device_transport: Default::default(), + }; + + Ok(args) +} + +pub enum BuildParams { + RngBuildParams(RngBuildParams), + // TODO: HD Wallet support + #[allow(dead_code)] + StoredBuildParams(StoredBuildParams), +} + +pub async fn generate_masp_build_params( + // TODO: those will be needed for HD Wallet support + _spend_len: usize, + _convert_len: usize, + _output_len: usize, + args: &args::Tx, +) -> Result { + // Construct the build parameters that parameterized the Transaction + // authorizations + if args.use_device { + // HD Wallet support + Err(error::Error::Other("Device not supported".into())) + } else { + Ok(BuildParams::RngBuildParams(RngBuildParams::new(OsRng))) + } +} + +// Sign the given transaction's MASP component using real signatures +pub async fn masp_sign( + tx: &mut Tx, + signing_data: &SigningTxData, + mut bparams: T, + xsk: ExtendedSpendingKey, +) -> Result<(), error::Error> +where + T: BuildParamsTrait, +{ + // Get the MASP section that is the target of our signing + if let Some(shielded_hash) = signing_data.shielded_hash { + let mut masp_tx = tx + .get_masp_section(&shielded_hash) + .expect("Expected to find the indicated MASP Transaction") + .clone(); + let masp_builder = tx + .get_masp_builder(&shielded_hash) + .expect("Expected to find the indicated MASP Builder"); + + // Reverse the spend metadata to enable looking up construction + // material + let sapling_inputs = masp_builder.builder.sapling_inputs(); + let mut descriptor_map = vec![0; sapling_inputs.len()]; + for i in 0.. { + if let Some(pos) = masp_builder.metadata.spend_index(i) { + descriptor_map[pos] = i; + } else { + break; + }; + } + + let tx_data = masp_tx.deref(); + + let unauth_tx_data = partial_deauthorize(tx_data).unwrap(); + + let txid_parts = unauth_tx_data.digest(TxIdDigester); + let sighash = signature_hash(&unauth_tx_data, &SignableInput::Shielded, &txid_parts); + + let mut authorizations = HashMap::new(); + for (tx_pos, _) in descriptor_map.iter().enumerate() { + let pk = PrivateKey(zip32::ExtendedSpendingKey::from(xsk).expsk.ask); + let mut rng = OsRng; + + let sig = spend_sig(pk, bparams.spend_alpha(tx_pos), sighash.as_ref(), &mut rng); + + authorizations.insert(tx_pos, sig); + } + + masp_tx = (*masp_tx) + .clone() + .map_authorization::( + (), + MapSaplingSigAuth(authorizations), + ) + .freeze() + .unwrap(); + + tx.remove_masp_section(&shielded_hash); + tx.add_section(Section::MaspTx(masp_tx)); + } + Ok(()) +} + +struct MapSaplingSigAuth(HashMap::AuthSig>); + +impl sapling::MapAuth for MapSaplingSigAuth { + fn map_proof( + &self, + p: ::Proof, + _pos: usize, + ) -> ::Proof { + p + } + + fn map_auth_sig( + &self, + s: ::AuthSig, + pos: usize, + ) -> ::AuthSig { + self.0.get(&pos).cloned().unwrap_or(s) + } + + fn map_authorization(&self, a: sapling::Authorized) -> sapling::Authorized { + a + } +} diff --git a/packages/sdk/lib/src/sdk/events.rs b/packages/sdk/lib/src/sdk/events.rs new file mode 100644 index 000000000..e1b6ddb91 --- /dev/null +++ b/packages/sdk/lib/src/sdk/events.rs @@ -0,0 +1,151 @@ +use crate::utils::to_js_result; +use serde::Serialize; +use wasm_bindgen::prelude::*; +use web_sys::{CustomEvent, CustomEventInit, WorkerGlobalScope}; + +#[wasm_bindgen] +#[derive(Debug, Serialize)] +pub struct ProgressStart { + name: String, +} + +impl ProgressStart { + pub fn to_json(&self) -> JsValue { + let json = serde_json::to_value(&self).unwrap(); + JsValue::from_str(&json.to_string()) + } +} + +#[wasm_bindgen] +#[derive(Debug, Serialize)] +pub struct ProgressFinish { + name: String, +} + +impl ProgressFinish { + pub fn to_json(&self) -> JsValue { + let json = serde_json::to_value(&self).unwrap(); + JsValue::from_str(&json.to_string()) + } +} + +#[wasm_bindgen] +#[derive(Debug, Serialize)] +pub struct ProgressIncrement { + name: String, + current: usize, + total: usize, +} + +impl ProgressIncrement { + pub fn to_json(&self) -> JsValue { + let json = serde_json::to_value(&self).unwrap(); + JsValue::from_str(&json.to_string()) + } +} + +/// Event constants for use in Rust +pub const SDK_EVENT_PROGRESS_BAR_STARTED: &str = "namada_sdk::progress_bar::started"; +pub const SDK_EVENT_PROGRESS_BAR_INCREMENTED: &str = "namada_sdk::progress_bar::incremented"; +pub const SDK_EVENT_PROGRESS_BAR_FINISHED: &str = "namada_sdk::progress_bar::finished"; + +// This will generate proper enum in TypeScript, the downisde is that we need to copy the values. +// Unfortunately we can't use macros here. +#[wasm_bindgen(typescript_custom_section)] +const SDK_EVENTS: &'static str = r#" +export enum SdkEvents { + ProgressBarStarted = "namada_sdk::progress_bar::started", + ProgressBarIncremented = "namada_sdk::progress_bar::incremented", + ProgressBarFinished = "namada_sdk::progress_bar::finished", +} +"#; + +#[wasm_bindgen] +pub struct SdkEvents {} + +#[wasm_bindgen] +impl SdkEvents { + #[allow(non_snake_case)] + #[wasm_bindgen(getter)] + pub fn ProgressBarStarted() -> String { + SDK_EVENT_PROGRESS_BAR_STARTED.to_string() + } + + #[allow(non_snake_case)] + #[wasm_bindgen(getter)] + pub fn ProgressBarIncremented() -> String { + SDK_EVENT_PROGRESS_BAR_INCREMENTED.to_string() + } + + #[allow(non_snake_case)] + #[wasm_bindgen(getter)] + pub fn ProgressBarFinished() -> String { + SDK_EVENT_PROGRESS_BAR_FINISHED.to_string() + } +} + +pub struct EventDispatcher { + scope: WorkerGlobalScope, +} + +impl EventDispatcher { + pub fn new() -> Self { + let global = js_sys::global(); + // We assume that the scope is always worker global scope + let scope = global.unchecked_into::(); + + Self { scope } + } + + fn dispatch_custom_event(&self, custom_event: CustomEvent) -> Result { + to_js_result( + self.scope + .dispatch_event(&custom_event) + .map_err(|err| JsError::new(&format!("Error dispatching: {:?}", err)))?, + ) + } + + pub fn progress_bar_started(&self, name: String) -> Result { + let start = ProgressStart { name }; + let mut options = CustomEventInit::new(); + options.detail(&start.to_json()); + + let event = CustomEvent::new_with_event_init_dict(SDK_EVENT_PROGRESS_BAR_STARTED, &options) + .unwrap(); + + self.dispatch_custom_event(event) + } + + pub fn progress_bar_incremented( + &self, + name: String, + current: usize, + total: usize, + ) -> Result { + let increment = ProgressIncrement { + name, + current, + total, + }; + let mut options = CustomEventInit::new(); + options.detail(&increment.to_json()); + + let event = + CustomEvent::new_with_event_init_dict(SDK_EVENT_PROGRESS_BAR_INCREMENTED, &options) + .unwrap(); + + self.dispatch_custom_event(event) + } + + pub fn progress_bar_finished(&self, name: String) -> Result { + let finish = ProgressFinish { name }; + let mut options = CustomEventInit::new(); + options.detail(&finish.to_json()); + + let event = + CustomEvent::new_with_event_init_dict(SDK_EVENT_PROGRESS_BAR_FINISHED, &options) + .unwrap(); + + self.dispatch_custom_event(event) + } +} diff --git a/packages/sdk/lib/src/sdk/io.rs b/packages/sdk/lib/src/sdk/io.rs new file mode 100644 index 000000000..eaa7f7b1e --- /dev/null +++ b/packages/sdk/lib/src/sdk/io.rs @@ -0,0 +1,67 @@ +use namada_sdk::io::Io; +use wasm_bindgen::JsValue; + +fn read(question: Option<&str>) -> std::io::Result { + match web_sys::window() { + Some(w) => { + let question = question.unwrap_or("Input: "); + let input = w + .prompt_with_message(question) + .expect("Prompt to be defined"); + + input.ok_or(std::io::Error::new( + std::io::ErrorKind::Other, + "Input is null", + )) + } + None => Err(std::io::Error::new(std::io::ErrorKind::Other, "No window")), + } +} + +pub struct WebIo; + +#[async_trait::async_trait(?Send)] +impl Io for WebIo { + /// Print to the console.log + /// + /// # Arguments + /// + /// * `output` - The output to print + fn print(&self, output: impl AsRef) { + web_sys::console::log_1(&output.as_ref().into()); + } + + /// Print to the console.log with newline + /// + /// # Arguments + /// + /// * `output` - The output to print + fn println(&self, output: impl AsRef) { + let js_output: JsValue = format!("{}\n", output.as_ref()).into(); + web_sys::console::log_1(&js_output); + } + + /// Print to the console.error with newline + /// + /// # Arguments + /// + /// * `output` - The output to print + fn eprintln(&self, output: impl AsRef) { + let js_output: JsValue = format!("{}\n", output.as_ref()).into(); + web_sys::console::error_1(&js_output); + } + + /// Read from the prompt + /// + /// **Note**: Works only in the context of a document(WebWorkers and ServiceWorkers are not supported) + async fn read(&self) -> std::io::Result { + read(None) + } + + /// Read from the prompt with a question + /// + /// **Note**: Works only in the context of a document(WebWorkers and ServiceWorkers are not supported) + async fn prompt(&self, question: impl AsRef) -> String { + read(Some(question.as_ref())).unwrap_or(String::from("")) + } +} diff --git a/packages/sdk/lib/src/sdk/masp/masp.node.js b/packages/sdk/lib/src/sdk/masp/masp.node.js new file mode 100644 index 000000000..f46e969f5 --- /dev/null +++ b/packages/sdk/lib/src/sdk/masp/masp.node.js @@ -0,0 +1,30 @@ +const fs = require("node:fs"); + +function writeFileSync(path, ui8a) { + fs.writeFileSync(path, Buffer.from(ui8a)); +} + +function readFileSync(path) { + const buffer = fs.readFileSync(path).buffer; + return buffer; +} + +function renameSync(pathA, pathB) { + fs.renameSync(pathA, pathB); +} + +function unlinkSync(path) { + fs.unlinkSync(path); +} + +function existsSync(path) { + return fs.existsSync(path); +} + +module.exports = { + writeFileSync, + readFileSync, + renameSync, + unlinkSync, + existsSync, +}; diff --git a/packages/sdk/lib/src/sdk/masp/masp_node.rs b/packages/sdk/lib/src/sdk/masp/masp_node.rs new file mode 100644 index 000000000..821f72dc6 --- /dev/null +++ b/packages/sdk/lib/src/sdk/masp/masp_node.rs @@ -0,0 +1,196 @@ +use async_trait::async_trait; +use namada_sdk::{ + borsh::{BorshDeserialize, BorshSerialize}, + masp::{ContextSyncStatus, DispatcherCache, ShieldedUtils}, + masp_proofs::prover::LocalTxProver, + ShieldedWallet, +}; +use wasm_bindgen::{prelude::wasm_bindgen, JsValue}; + +use std::path::PathBuf; + +use crate::utils::to_bytes; + +/// Spend circuit name +pub const SPEND_NAME: &str = "masp-spend.params"; +/// Output circuit name +pub const OUTPUT_NAME: &str = "masp-output.params"; +/// Convert circuit name +pub const CONVERT_NAME: &str = "masp-convert.params"; + +const FILE_NAME: &str = "shielded.dat"; +const TMP_FILE_NAME: &str = "shielded.tmp"; +const SPECULATIVE_FILE_NAME: &str = "speculative_shielded.dat"; +const SPECULATIVE_TMP_FILE_NAME: &str = "speculative_shielded.tmp"; +const CACHE_FILE_NAME: &str = "shielded_sync.cache"; +const CACHE_FILE_TMP_PREFIX: &str = "shielded_sync.cache.tmp"; + +/// Mostly copied from the Namada CLI + +#[derive(Default, Debug, BorshSerialize, BorshDeserialize, Clone)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct NodeShieldedUtils { + #[borsh(skip)] + context_dir: PathBuf, +} + +impl NodeShieldedUtils { + pub async fn new(context_dir: &str) -> ShieldedWallet { + let context_dir = PathBuf::from(context_dir); + + let spend_path = context_dir.join(SPEND_NAME); + let convert_path = context_dir.join(CONVERT_NAME); + let output_path = context_dir.join(OUTPUT_NAME); + + if !(file_exists(spend_path.clone()) + && file_exists(convert_path.clone()) + && file_exists(output_path.clone())) + { + Self::fetch_params(spend_path, SPEND_NAME).await; + Self::fetch_params(convert_path, CONVERT_NAME).await; + Self::fetch_params(output_path, OUTPUT_NAME).await; + } + + let sync_status = if std::fs::read(context_dir.join(SPECULATIVE_FILE_NAME)).is_ok() { + ContextSyncStatus::Speculative + } else { + ContextSyncStatus::Confirmed + }; + + let utils = Self { context_dir }; + + ShieldedWallet { + utils, + sync_status, + ..Default::default() + } + } + + async fn fetch_params(path: PathBuf, name: &str) { + let path = path.to_str().unwrap(); + let response = reqwest::get(format!( + "https://github.com/anoma/masp-mpc/releases/download/namada-trusted-setup/{}", + name + )) + .await + .unwrap(); + let content: Vec = response.bytes().await.unwrap().into(); + let uint8_array = js_sys::Uint8Array::from(&content[..]); + write_file_sync(JsValue::from_str(path), uint8_array.into()).unwrap(); + } +} + +#[async_trait(?Send)] +impl ShieldedUtils for NodeShieldedUtils { + fn local_tx_prover(&self) -> LocalTxProver { + LocalTxProver::with_default_location().expect("unable to load MASP Parameters") + } + + async fn load( + &self, + ctx: &mut ShieldedWallet, + force_confirmed: bool, + ) -> std::io::Result<()> { + let file_name = if force_confirmed { + FILE_NAME + } else { + match ctx.sync_status { + ContextSyncStatus::Confirmed => FILE_NAME, + ContextSyncStatus::Speculative => SPECULATIVE_FILE_NAME, + } + }; + + let path = path_buf_to_js_value(self.context_dir.join(file_name)); + //TODO: change to_bytes to sth more descripive, add "from_bytes" + let bytes = to_bytes(read_file_sync(path).unwrap().into()); + + *ctx = ShieldedWallet { + utils: ctx.utils.clone(), + ..ShieldedWallet::::deserialize(&mut &bytes[..])? + }; + Ok(()) + } + + async fn save(&self, ctx: &ShieldedWallet) -> std::io::Result<()> { + let (tmp_file_name, file_name) = match ctx.sync_status { + ContextSyncStatus::Confirmed => (TMP_FILE_NAME, FILE_NAME), + ContextSyncStatus::Speculative => (SPECULATIVE_TMP_FILE_NAME, SPECULATIVE_FILE_NAME), + }; + + let tmp_path = path_buf_to_js_value(self.context_dir.join(tmp_file_name)); + { + let mut bytes = Vec::new(); + ctx.serialize(&mut bytes) + .expect("cannot serialize shielded context"); + let uint8_array = js_sys::Uint8Array::from(&bytes[..]); + + write_file_sync(tmp_path.clone(), uint8_array.into()).unwrap(); + } + + let new_path = path_buf_to_js_value(self.context_dir.join(file_name)); + renameSync(tmp_path, new_path).unwrap(); + + if let ContextSyncStatus::Confirmed = ctx.sync_status { + unlinkSync(path_buf_to_js_value( + self.context_dir.join(SPECULATIVE_FILE_NAME), + )) + .unwrap(); + } + + Ok(()) + } + + /// Save a cache of data as part of shielded sync if that + /// process gets interrupted. + async fn cache_save(&self, cache: &DispatcherCache) -> std::io::Result<()> { + let tmp_path = path_buf_to_js_value(self.context_dir.join(CACHE_FILE_TMP_PREFIX)); + { + let mut bytes = Vec::new(); + cache.serialize(&mut bytes).expect("cannot serialize cache"); + let uint8_array = js_sys::Uint8Array::from(&bytes[..]); + + write_file_sync(tmp_path.clone(), uint8_array.into()).unwrap(); + } + + let new_path = path_buf_to_js_value(self.context_dir.join(CACHE_FILE_NAME)); + renameSync(tmp_path, new_path).unwrap(); + + Ok(()) + } + + /// Load a cache of data as part of shielded sync if that + /// process gets interrupted. + async fn cache_load(&self) -> std::io::Result { + // TODO: + todo!() + } +} + +fn path_buf_to_js_value(path: PathBuf) -> JsValue { + JsValue::from_str(path.to_str().unwrap()) +} + +fn file_exists(path: PathBuf) -> bool { + exists_sync(path_buf_to_js_value(path)) + .unwrap() + .as_bool() + .unwrap() +} + +#[wasm_bindgen(module = "/src/sdk/masp/masp.node.js")] +extern "C" { + #[wasm_bindgen(catch, js_name = "writeFileSync")] + fn write_file_sync(path: JsValue, content: JsValue) -> Result; + + #[wasm_bindgen(catch, js_name = "readFileSync")] + fn read_file_sync(path: JsValue) -> Result; + + #[wasm_bindgen(catch, js_name = "renameSync")] + fn renameSync(pathA: JsValue, pathB: JsValue) -> Result; + + #[wasm_bindgen(catch, js_name = "unlinkSync")] + fn unlinkSync(path: JsValue) -> Result; + + #[wasm_bindgen(catch, js_name = "existsSync")] + fn exists_sync(path: JsValue) -> Result; +} diff --git a/packages/sdk/lib/src/sdk/masp/masp_web.rs b/packages/sdk/lib/src/sdk/masp/masp_web.rs new file mode 100644 index 000000000..1c9a06089 --- /dev/null +++ b/packages/sdk/lib/src/sdk/masp/masp_web.rs @@ -0,0 +1,213 @@ +use async_trait::async_trait; +use gloo_utils::format::JsValueSerdeExt; +use namada_sdk::borsh::{BorshDeserialize, BorshSerialize}; +use namada_sdk::masp::{ContextSyncStatus, DispatcherCache, ShieldedUtils}; +use namada_sdk::masp_proofs::prover::LocalTxProver; +use namada_sdk::ShieldedWallet; +use rexie::{Error, ObjectStore, Rexie, TransactionMode}; +use wasm_bindgen::{JsError, JsValue}; + +use crate::utils::to_bytes; + +const DB_PREFIX: &str = "namada_sdk::MASP"; +const SHIELDED_CONTEXT_TABLE: &str = "ShieldedContext"; +const SHIELDED_CONTEXT_KEY_CONFIRMED: &str = "shielded-context-confirmed"; +const SHIELDED_CONTEXT_KEY_SPECULATIVE: &str = "shielded-context-speculative"; +const SHIELDED_CONTEXT_KEY_TEMP: &str = "shielded-context-temp"; + +#[derive(Default, Debug, BorshSerialize, BorshDeserialize, Clone)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct WebShieldedUtils { + spend_param_bytes: Vec, + output_param_bytes: Vec, + convert_param_bytes: Vec, +} + +impl WebShieldedUtils { + pub async fn new( + spend_param_bytes: Vec, + output_param_bytes: Vec, + convert_param_bytes: Vec, + ) -> Result, JsError> { + let utils = Self { + spend_param_bytes, + output_param_bytes, + convert_param_bytes, + }; + + let db = Self::build_database().await?; + + let sync_status = if Self::get_context(&db, false, false).await.is_ok() { + ContextSyncStatus::Speculative + } else { + ContextSyncStatus::Confirmed + }; + + Ok(ShieldedWallet { + utils, + sync_status, + ..Default::default() + }) + } + + fn to_io_err(e: Error) -> std::io::Error { + std::io::Error::new(std::io::ErrorKind::Other, e.to_string()) + } + + pub async fn build_database() -> Result { + let rexie = Rexie::builder(DB_PREFIX) + .version(1) + .add_object_store(ObjectStore::new(SHIELDED_CONTEXT_TABLE)) + .build() + .await?; + + Ok(rexie) + } + + pub async fn set_context( + rexie: &Rexie, + context: JsValue, + confirmed: bool, + cache: bool, + ) -> Result<(), Error> { + //TODO: add readwriteflush + let transaction = + rexie.transaction(&[SHIELDED_CONTEXT_TABLE], TransactionMode::ReadWrite)?; + + let context_store = transaction.store(SHIELDED_CONTEXT_TABLE)?; + + let key = Self::get_key(confirmed, cache); + + context_store + .put(&context, Some(&JsValue::from_str(key))) + .await?; + + Ok(()) + } + + async fn get_context(rexie: &Rexie, confirmed: bool, cache: bool) -> Result { + let transaction = + rexie.transaction(&[SHIELDED_CONTEXT_TABLE], TransactionMode::ReadOnly)?; + + let context_store = transaction.store(SHIELDED_CONTEXT_TABLE)?; + + let key = Self::get_key(confirmed, cache); + + let context = context_store.get(&JsValue::from_str(key)).await?; + + Ok(context) + } + + async fn remove_speculative_context(rexie: &Rexie) -> Result<(), Error> { + let transaction = + rexie.transaction(&[SHIELDED_CONTEXT_TABLE], TransactionMode::ReadWrite)?; + + let context_store = transaction.store(SHIELDED_CONTEXT_TABLE)?; + + context_store + .delete(&JsValue::from_str(SHIELDED_CONTEXT_KEY_SPECULATIVE)) + .await?; + + Ok(()) + } + + fn get_key(force_confirmed: bool, cache: bool) -> &'static str { + if cache { + SHIELDED_CONTEXT_KEY_TEMP + } else if force_confirmed { + SHIELDED_CONTEXT_KEY_CONFIRMED + } else { + SHIELDED_CONTEXT_KEY_SPECULATIVE + } + } +} + +fn get_confirmed(status: &ContextSyncStatus) -> bool { + match status { + ContextSyncStatus::Confirmed => true, + ContextSyncStatus::Speculative => false, + } +} + +#[async_trait(?Send)] +impl ShieldedUtils for WebShieldedUtils { + fn local_tx_prover(&self) -> LocalTxProver { + LocalTxProver::from_bytes( + &self.spend_param_bytes, + &self.output_param_bytes, + &self.convert_param_bytes, + ) + } + + async fn load( + &self, + ctx: &mut ShieldedWallet, + force_confirmed: bool, + ) -> std::io::Result<()> { + let db = Self::build_database().await.map_err(Self::to_io_err)?; + let confirmed = force_confirmed || get_confirmed(&ctx.sync_status); + + let stored_ctx = Self::get_context(&db, confirmed, false) + .await + .map_err(Self::to_io_err)?; + let stored_ctx_bytes = to_bytes(stored_ctx); + + let context: ShieldedWallet = if stored_ctx_bytes.is_empty() { + ShieldedWallet::default() + } else { + ShieldedWallet::deserialize(&mut &stored_ctx_bytes[..])? + }; + + *ctx = ShieldedWallet { + utils: ctx.utils.clone(), + ..context + }; + + Ok(()) + } + + async fn save(&self, ctx: &ShieldedWallet) -> std::io::Result<()> { + let mut bytes = Vec::new(); + ctx.serialize(&mut bytes) + .expect("cannot serialize shielded context"); + let db = Self::build_database().await.map_err(Self::to_io_err)?; + let confirmed = get_confirmed(&ctx.sync_status); + + Self::set_context(&db, JsValue::from_serde(&bytes).unwrap(), confirmed, false) + .await + .map_err(Self::to_io_err)?; + + if let ContextSyncStatus::Confirmed = ctx.sync_status { + Self::remove_speculative_context(&db) + .await + .map_err(Self::to_io_err)?; + } + + Ok(()) + } + + /// Save a cache of data as part of shielded sync if that + /// process gets interrupted. + async fn cache_save(&self, cache: &DispatcherCache) -> std::io::Result<()> { + let mut bytes = Vec::new(); + cache.serialize(&mut bytes).expect("cannot serialize cache"); + + let db = Self::build_database().await.map_err(Self::to_io_err)?; + Self::set_context(&db, JsValue::from_serde(&bytes).unwrap(), false, true) + .await + .map_err(Self::to_io_err) + } + + /// Load a cache of data as part of shielded sync if that + /// process gets interrupted. + async fn cache_load(&self) -> std::io::Result { + let db = Self::build_database().await.map_err(Self::to_io_err)?; + + let stored_cache = Self::get_context(&db, false, true) + .await + .map_err(Self::to_io_err)?; + let stored_cache_bytes = to_bytes(stored_cache); + + DispatcherCache::deserialize(&mut &stored_cache_bytes[..]) + } +} diff --git a/packages/sdk/lib/src/sdk/masp/mod.rs b/packages/sdk/lib/src/sdk/masp/mod.rs new file mode 100644 index 000000000..4db35e53f --- /dev/null +++ b/packages/sdk/lib/src/sdk/masp/mod.rs @@ -0,0 +1,13 @@ +#[cfg(feature = "web")] +mod masp_web; + +#[cfg(feature = "web")] +pub use masp_web::WebShieldedUtils as JSShieldedUtils; + +#[cfg(feature = "nodejs")] +mod masp_node; + +#[cfg(feature = "nodejs")] +pub use masp_node::NodeShieldedUtils as JSShieldedUtils; + +pub mod sync; diff --git a/packages/sdk/lib/src/sdk/masp/sync.rs b/packages/sdk/lib/src/sdk/masp/sync.rs new file mode 100644 index 000000000..42ca4bc9f --- /dev/null +++ b/packages/sdk/lib/src/sdk/masp/sync.rs @@ -0,0 +1,139 @@ +use crate::sdk::events::EventDispatcher; +use namada_sdk::control_flow::ShutdownSignal; +use namada_sdk::io::ProgressBar; +use namada_sdk::task_env::{TaskEnvironment, TaskSpawner}; +use tokio::task::LocalSet; + +#[cfg(not(feature = "multicore"))] +mod spawner { + use super::*; + pub struct TaskSpawnerWeb {} + + impl TaskSpawner for TaskSpawnerWeb { + fn spawn_async(&self, fut: F) + where + F: std::future::Future + 'static, + { + tokio::task::spawn_local(fut); + } + + fn spawn_sync(&self, job: F) + where + F: FnOnce() + Send + 'static, + { + job(); + } + } +} + +#[cfg(feature = "multicore")] +mod spawner { + use super::*; + use rayon; + use std::future::Future; + + pub struct TaskSpawnerWeb {} + + impl TaskSpawner for TaskSpawnerWeb { + #[inline] + fn spawn_async(&self, fut: F) + where + F: Future + 'static, + { + tokio::task::spawn_local(fut); + } + + #[inline] + fn spawn_sync(&self, job: F) + where + F: FnOnce() + Send + 'static, + { + rayon::spawn(job); + } + } +} + +pub struct TaskEnvWeb {} + +impl Default for TaskEnvWeb { + fn default() -> Self { + Self::new() + } +} + +impl TaskEnvWeb { + pub fn new() -> Self { + Self {} + } +} + +impl TaskEnvironment for TaskEnvWeb { + type Spawner = spawner::TaskSpawnerWeb; + + async fn run(self, main: M) -> R + where + M: FnOnce(Self::Spawner) -> F, + F: std::future::Future, + { + LocalSet::new() + .run_until(main(spawner::TaskSpawnerWeb {})) + .await + } +} + +// We can't use the real shutdown signal in the browser, so we just use a dummy one. +pub struct ShutdownSignalWeb {} + +impl ShutdownSignal for ShutdownSignalWeb { + async fn wait_for_shutdown(&mut self) {} + + fn received(&mut self) -> bool { + false + } +} + +pub struct ProgressBarWeb { + pub name: String, + pub total: usize, + pub current: usize, +} + +impl ProgressBarWeb { + pub fn new(name: &str) -> Self { + Self { + name: name.to_string(), + total: 0, + current: 0, + } + } +} + +impl ProgressBar for ProgressBarWeb { + fn upper_limit(&self) -> u64 { + self.total as u64 + } + + fn set_upper_limit(&mut self, limit: u64) { + self.total = limit as usize; + let _ = EventDispatcher::new() + .progress_bar_started(self.name.clone()) + .is_ok(); + } + + fn increment_by(&mut self, amount: u64) { + self.current += amount as usize; + let _ = EventDispatcher::new() + .progress_bar_incremented(self.name.clone(), self.current, self.total) + .is_ok(); + } + + fn message(&mut self, message: String) { + web_sys::console::log_1(&message.into()); + } + + fn finish(&mut self) { + let _ = EventDispatcher::new() + .progress_bar_finished(self.name.clone()) + .is_ok(); + } +} diff --git a/packages/sdk/lib/src/sdk/mod.js b/packages/sdk/lib/src/sdk/mod.js new file mode 100644 index 000000000..08e4d76d2 --- /dev/null +++ b/packages/sdk/lib/src/sdk/mod.js @@ -0,0 +1,182 @@ +"use strict"; +Object.defineProperty(exports, "__esModule", { value: true }); +exports.hasMaspParams = hasMaspParams; +exports.fetchAndStoreMaspParams = fetchAndStoreMaspParams; +exports.getMaspParams = getMaspParams; +exports.fetchAndStore = fetchAndStore; +exports.fetchParams = fetchParams; +exports.get = get; +exports.has = has; +exports.set = set; +const PREFIX = "Namada::SDK"; +const MASP_MPC_RELEASE_URL = "https://github.com/anoma/masp-mpc/releases/download/namada-trusted-setup/"; +const sha256Hash = async (msg) => { + const hashBuffer = await crypto.subtle.digest("SHA-256", msg); + const hashArray = Array.from(new Uint8Array(hashBuffer)); + // Return hash as hex + return hashArray.map((byte) => byte.toString(16).padStart(2, "0")).join(""); +}; +var MaspParam; +(function (MaspParam) { + MaspParam["Output"] = "masp-output.params"; + MaspParam["Convert"] = "masp-convert.params"; + MaspParam["Spend"] = "masp-spend.params"; +})(MaspParam || (MaspParam = {})); +/** + * The following sha256 digests where produced by downloading the following: + * https://github.com/anoma/masp-mpc/releases/download/namada-trusted-setup/masp-convert.params + * https://github.com/anoma/masp-mpc/releases/download/namada-trusted-setup/masp-spend.params + * https://github.com/anoma/masp-mpc/releases/download/namada-trusted-setup/masp-output.params + * + * And running "sha256sum" against each file: + * + * > sha256sum masp-convert.params + * 8e049c905e0e46f27662c7577a4e3480c0047ee1171f7f6d9c5b0de757bf71f1 masp-convert.params + * + * > sha256sum masp-spend.params + * 62b3c60ca54bd99eb390198e949660624612f7db7942db84595fa9f1b4a29fd8 masp-spend.params + * + * > sha256sum masp-output.params + * ed8b5d354017d808cfaf7b31eca5c511936e65ef6d276770251f5234ec5328b8 masp-output.params + * + * Length is specified in bytes, and can be retrieved with: + * + * > wc -c < masp-convert.params + * 22570940 + * > wc -c < masp-spend.params + * 49848572 + * > wc -c < masp-output.params + * 16398620 + */ +const MASP_PARAM_ATTR = { + [MaspParam.Output]: { + length: 16398620, + sha256sum: "ed8b5d354017d808cfaf7b31eca5c511936e65ef6d276770251f5234ec5328b8", + }, + [MaspParam.Spend]: { + length: 49848572, + sha256sum: "62b3c60ca54bd99eb390198e949660624612f7db7942db84595fa9f1b4a29fd8", + }, + [MaspParam.Convert]: { + length: 22570940, + sha256sum: "8e049c905e0e46f27662c7577a4e3480c0047ee1171f7f6d9c5b0de757bf71f1", + }, +}; +const validateMaspParamBytes = async ({ param, bytes, }) => { + const { length, sha256sum } = MASP_PARAM_ATTR[param]; + // Reject if invalid length (incomplete download or invalid) + console.info(`Validating data length for ${param}, expecting ${length}...`); + if (length !== bytes.length) { + return Promise.reject(`[${param}]: Invalid data length! Expected ${length}, received ${bytes.length}!`); + } + // Reject if invalid hash (otherwise invalid data) + console.info(`Validating sha256sum for ${param}, expecting ${sha256sum}...`); + const hash = await sha256Hash(bytes); + if (hash !== sha256sum) { + return Promise.reject(`[${param}]: Invalid sha256sum! Expected ${sha256sum}, received ${hash}!`); + } + return bytes; +}; +async function hasMaspParams() { + return ((await has(MaspParam.Spend)) && + (await has(MaspParam.Output)) && + (await has(MaspParam.Convert))); +} +async function fetchAndStoreMaspParams(url) { + return Promise.all([ + fetchAndStore(MaspParam.Spend, url), + fetchAndStore(MaspParam.Output, url), + fetchAndStore(MaspParam.Convert, url), + ]); +} +async function getMaspParams() { + return Promise.all([ + get(MaspParam.Spend), + get(MaspParam.Output), + get(MaspParam.Convert), + ]); +} +async function fetchAndStore(param, url) { + return await fetchParams(param, url) + .then((data) => set(param, data)) + .catch((e) => { + return Promise.reject(`Encountered errors fetching ${param}: ${e}`); + }); +} +async function fetchParams(param, url = MASP_MPC_RELEASE_URL) { + return fetch(`${url}${param}`) + .then((response) => response.arrayBuffer()) + .then((ab) => { + const bytes = new Uint8Array(ab); + return validateMaspParamBytes({ param, bytes }); + }); +} +function getDB() { + return new Promise((resolve, reject) => { + const request = indexedDB.open(PREFIX); + request.onerror = (event) => { + event.stopPropagation(); + reject(event.target); + }; + request.onupgradeneeded = (event) => { + // eslint-disable-next-line @typescript-eslint/no-explicit-any + const db = event.target.result; + db.createObjectStore(PREFIX, { keyPath: "key" }); + }; + request.onsuccess = () => { + resolve(request.result); + }; + }); +} +async function get(key) { + const tx = (await getDB()).transaction(PREFIX, "readonly"); + const store = tx.objectStore(PREFIX); + return new Promise((resolve, reject) => { + const request = store.get(key); + request.onerror = (event) => { + event.stopPropagation(); + reject(event.target); + }; + request.onsuccess = () => { + if (!request.result) { + resolve(undefined); + } + else { + resolve(request.result.data); + } + }; + }); +} +async function has(key) { + const tx = (await getDB()).transaction(PREFIX, "readonly"); + const store = tx.objectStore(PREFIX); + return new Promise((resolve, reject) => { + const request = store.openCursor(key); + request.onerror = (event) => { + event.stopPropagation(); + reject(event.target); + }; + request.onsuccess = (e) => { + // eslint-disable-next-line @typescript-eslint/no-explicit-any + const cursor = e.target.result; + resolve(!!cursor); + }; + }); +} +async function set(key, data) { + const tx = (await getDB()).transaction(PREFIX, "readwrite"); + const store = tx.objectStore(PREFIX); + return new Promise((resolve, reject) => { + const request = store.put({ + key, + data, + }); + request.onerror = (event) => { + event.stopPropagation(); + reject(event.target); + }; + request.onsuccess = () => { + resolve(); + }; + }); +} diff --git a/packages/sdk/lib/src/sdk/mod.rs b/packages/sdk/lib/src/sdk/mod.rs new file mode 100644 index 000000000..69493b1ed --- /dev/null +++ b/packages/sdk/lib/src/sdk/mod.rs @@ -0,0 +1,752 @@ +mod args; +pub mod events; +pub mod io; +pub mod masp; +mod signature; +mod transaction; +mod tx; +mod wallet; + +use self::io::WebIo; +use crate::rpc_client::HttpClient; +use crate::utils::set_panic_hook; +#[cfg(feature = "web")] +use crate::utils::to_bytes; +use crate::utils::to_js_result; +use args::{generate_masp_build_params, masp_sign, BuildParams}; +use gloo_utils::format::JsValueSerdeExt; +use namada_sdk::address::{Address, MASP}; +use namada_sdk::args::{GenIbcShieldingTransfer, InputAmount, Query, TxExpiration}; +use namada_sdk::borsh::{self, BorshDeserialize}; +use namada_sdk::eth_bridge::bridge_pool::build_bridge_pool_tx; +use namada_sdk::hash::Hash; +use namada_sdk::ibc::convert_masp_tx_to_ibc_memo; +use namada_sdk::ibc::core::host::types::identifiers::{ChannelId, PortId}; +use namada_sdk::io::NamadaIo; +use namada_sdk::key::{common, ed25519, SigScheme}; +use namada_sdk::masp::ShieldedContext; +use namada_sdk::masp_primitives::transaction::components::sapling::fees::InputView; +use namada_sdk::masp_primitives::zip32::{ExtendedFullViewingKey, ExtendedKey}; +use namada_sdk::rpc::{query_epoch, InnerTxResult}; +use namada_sdk::signing::SigningTxData; +use namada_sdk::string_encoding::Format; +use namada_sdk::tendermint_rpc::Url; +use namada_sdk::token::DenominatedAmount; +use namada_sdk::token::{MaspTxId, OptionExt}; +use namada_sdk::tx::{ + build_batch, build_bond, build_claim_rewards, build_ibc_transfer, build_redelegation, + build_reveal_pk, build_shielded_transfer, build_shielding_transfer, build_transparent_transfer, + build_unbond, build_unshielding_transfer, build_vote_proposal, build_withdraw, + data::compute_inner_tx_hash, either::Either, gen_ibc_shielding_transfer, process_tx, + ProcessTxResponse, Tx, +}; +use namada_sdk::wallet::{Store, Wallet}; +use namada_sdk::{Namada, NamadaImpl, PaymentAddress, TransferTarget}; +use std::collections::BTreeMap; +use std::str::FromStr; +use tx::MaspSigningData; +use wasm_bindgen::{prelude::wasm_bindgen, JsError, JsValue}; + +// Maximum number of spend description randomness parameters that can be +// generated on the hardware wallet. It is hard to compute the exact required +// number because a given MASP source could be distributed amongst several +// notes. +const MAX_HW_SPEND: usize = 15; +// Maximum number of convert description randomness parameters that can be +// generated on the hardware wallet. It is hard to compute the exact required +// number because the number of conversions that are used depends on the +// protocol's current state. +const MAX_HW_CONVERT: usize = 15; +// Maximum number of output description randomness parameters that can be +// generated on the hardware wallet. It is hard to compute the exact required +// number because the number of outputs depends on the number of dummy outputs +// introduced. +const MAX_HW_OUTPUT: usize = 15; + +/// Represents the Sdk public API. +#[wasm_bindgen] +pub struct Sdk { + namada: NamadaImpl, + rpc_url: String, +} + +#[wasm_bindgen] +/// Sdk mostly wraps the logic of the Sdk struct members, making it a part of public API. +/// For more details, navigate to the corresponding modules. +impl Sdk { + #[wasm_bindgen(constructor)] + pub fn new(url: String, native_token: String, path_or_db_name: String) -> Self { + set_panic_hook(); + let client: HttpClient = HttpClient::new(url.clone()); + let wallet: Wallet = Wallet::new( + wallet::JSWalletUtils::new_utils(&path_or_db_name), + Store::default(), + ); + let shielded_ctx: ShieldedContext = ShieldedContext::default(); + + let namada = NamadaImpl::native_new( + client, + wallet, + shielded_ctx.into(), + WebIo, + //NAM address + Address::from_str(&native_token).unwrap(), + ); + + Sdk { + namada, + rpc_url: url, + } + } + + pub async fn has_masp_params() -> Result { + let has = has_masp_params().await?; + + Ok(js_sys::Boolean::from(has.as_bool().unwrap()).into()) + } + + pub async fn fetch_and_store_masp_params(url: Option) -> Result<(), JsValue> { + fetch_and_store_masp_params(url).await?; + Ok(()) + } + + #[cfg(feature = "web")] + pub async fn load_masp_params(&self, _db_name: JsValue) -> Result<(), JsValue> { + // _dn_name is not used in the web version for a time being + let params = get_masp_params().await?; + let params_iter = js_sys::try_iter(¶ms)?.ok_or("Can't iterate over JsValue")?; + let mut params_bytes = params_iter.map(|p| to_bytes(p.unwrap())); + + let spend = params_bytes.next().unwrap(); + let output = params_bytes.next().unwrap(); + let convert = params_bytes.next().unwrap(); + + // We are making sure that there are no more params left + assert_eq!(params_bytes.next(), None); + + let mut shielded = self.namada.shielded_mut().await; + *shielded = ShieldedContext::new(masp::JSShieldedUtils::new(spend, output, convert).await?); + + Ok(()) + } + + #[cfg(feature = "nodejs")] + pub async fn load_masp_params(&self, context_dir: JsValue) -> Result<(), JsValue> { + let context_dir = context_dir.as_string().unwrap(); + + let mut shielded = self.namada.shielded_mut().await; + *shielded = ShieldedContext::new(masp::JSShieldedUtils::new(&context_dir).await); + + Ok(()) + } + + pub async fn add_spending_key(&self, xsk: String, alias: String) { + let mut wallet = self.namada.wallet_mut().await; + wallet::add_spending_key(&mut wallet, xsk, alias) + } + + pub async fn add_viewing_key(&self, xvk: String, alias: String) { + let mut wallet = self.namada.wallet_mut().await; + wallet::add_viewing_key(&mut wallet, xvk, alias) + } + + pub async fn add_payment_address(&self, pa: String, alias: String) { + let mut wallet = self.namada.wallet_mut().await; + wallet::add_payment_address(&mut wallet, pa, alias) + } + + pub async fn add_default_payment_address(&self, xvk: String, alias: String) { + let mut wallet = self.namada.wallet_mut().await; + wallet::add_default_payment_address(&mut wallet, xvk, alias) + } + + pub async fn add_keypair(&self, secret_key: String, alias: String, password: Option) { + let mut wallet = self.namada.wallet_mut().await; + wallet::add_keypair(&mut wallet, secret_key, alias, password) + } + + pub async fn save_wallet(&self) -> Result<(), JsValue> { + let wallet = self.namada.wallet_mut().await; + wallet.save().map_err(JsError::from)?; + + Ok(()) + } + + pub async fn load_wallet(&self) -> Result<(), JsValue> { + let mut wallet = self.namada.wallet_mut().await; + wallet.load().map_err(JsError::from)?; + + Ok(()) + } + + pub async fn sign_masp(&self, xsks: Box<[String]>, tx: Vec) -> Result { + let tx: tx::Tx = borsh::from_slice(&tx)?; + let mut namada_tx: Tx = borsh::from_slice(&tx.tx_bytes())?; + + // Use keys_map to easily map xfvk to xsk + let mut keys_map = BTreeMap::new(); + for xsk_s in xsks.iter() { + let xsk = namada_sdk::ExtendedSpendingKey::from_str(xsk_s)?; + let xvk = xsk.to_viewing_key(); + let xfvk = ExtendedFullViewingKey::from(xvk); + + keys_map.insert(xfvk, xsk); + } + + for signing_data in tx.signing_data() { + if let Some(masp_signing_data) = signing_data.masp() { + let masp_signing_data = + borsh::from_slice::(&masp_signing_data).ok(); + + if let Some(masp_signing_data) = masp_signing_data { + let signing_tx_data = signing_data.to_signing_tx_data()?; + let bparams = masp_signing_data.bparams(); + + for xfvk in masp_signing_data.xfvks() { + let xsk = keys_map.get(&xfvk).ok_or_err_msg("Can't map xfvk to xsk")?; + masp_sign(&mut namada_tx, &signing_tx_data, bparams.clone(), *xsk).await?; + } + } + } + } + + let signing_data = tx + .signing_tx_data()? + .iter() + .cloned() + .map(|std| (std, None)) + .collect::)>>(); + + // Recreate the tx with the new signatures, we can pass None for masp_signing_data as it + // was already used + let tx = tx::Tx::new(namada_tx, &borsh::to_vec(&tx.args())?, signing_data)?; + + to_js_result(borsh::to_vec(&tx)?) + } + + pub async fn sign_tx( + &self, + tx: Vec, + private_key: Option, + chain_id: Option, + ) -> Result { + let tx: tx::Tx = borsh::from_slice(&tx)?; + let mut namada_tx: Tx = borsh::from_slice(&tx.tx_bytes())?; + + // If chain_id is provided, validate this against value in Tx header + if let Some(c) = chain_id { + if c != namada_tx.header.chain_id.to_string() { + return Err(JsError::new(&format!( + "chain_id {} does not match Tx header chain_id {}", + &c, + namada_tx.header.chain_id.as_str() + ))); + } + } + + let signing_keys = match private_key.clone() { + Some(private_key) => vec![common::SecretKey::Ed25519(ed25519::SecretKey::from_str( + &private_key, + )?)], + // If no private key is provided, we assume masp source and return empty vec + None => vec![], + }; + + for signing_tx_data in tx.signing_tx_data()? { + if let Some(account_public_keys_map) = signing_tx_data.account_public_keys_map.clone() { + // We only sign the raw header for transfers from transparent source + if !signing_keys.is_empty() { + // Sign the raw header + namada_tx.sign_raw( + signing_keys.clone(), + account_public_keys_map, + signing_tx_data.owner.clone(), + ); + } + } + } + + // The key is either passed private key for transparent sources or the disposable signing + // key for shielded sources + let key = signing_keys[0].clone(); + + // Sign the fee header + namada_tx.sign_wrapper(key); + + to_js_result(borsh::to_vec(&namada_tx)?) + } + + // Broadcast Tx + pub async fn process_tx(&self, tx_bytes: &[u8], tx_msg: &[u8]) -> Result { + let args = args::tx_args_from_slice(tx_msg)?; + let tx = Tx::try_from_slice(tx_bytes)?; + let cmts = tx.commitments().clone(); + let wrapper_hash = tx.wrapper_hash(); + let resp = process_tx(&self.namada, &args, tx.clone()).await?; + + let mut batch_tx_results: Vec = vec![]; + + // Collect results and return + match resp { + ProcessTxResponse::Applied(tx_response) => { + let code = tx_response.code.to_string(); + let gas_used = tx_response.gas_used.to_string(); + let height = tx_response.height.to_string(); + let info = tx_response.info.to_string(); + let log = tx_response.log.to_string(); + + for cmt in cmts { + let hash = compute_inner_tx_hash(wrapper_hash.as_ref(), Either::Right(&cmt)); + + if let Some(InnerTxResult::Success(_)) = tx_response.batch_result().get(&hash) { + batch_tx_results.push(tx::BatchTxResult::new(hash.to_string(), true)); + } else { + batch_tx_results.push(tx::BatchTxResult::new(hash.to_string(), false)); + } + } + + let response = tx::TxResponse::new( + code, + batch_tx_results, + gas_used, + wrapper_hash.unwrap().to_string(), + height, + info, + log, + ); + to_js_result(borsh::to_vec(&response)?) + } + _ => Err(JsError::new(&format!( + "Tx not applied: {}", + &wrapper_hash.unwrap().to_string() + ))), + } + } + + /// Build a batch Tx from built transactions and return the bytes + pub fn build_batch(txs: JsValue) -> Result { + let mut built_txs: Vec = vec![]; + let built_txs_bytes: Vec> = txs.into_serde().unwrap(); + + for bytes in built_txs_bytes.iter() { + let tx: tx::Tx = borsh::from_slice(bytes)?; + built_txs.push(tx); + } + + // Get wrapper args + let first_tx = built_txs + .first() + .expect("At least one Tx is required for building batches!"); + + let args = first_tx.args(); + + let mut txs: Vec<(Tx, SigningTxData)> = vec![]; + let mut masp_map: BTreeMap = BTreeMap::new(); + + // Iterate through provided tx::Tx and deserialize bytes to Namada Tx + for built_tx in built_txs.into_iter() { + let tx_bytes = built_tx.tx_bytes(); + let signing_data = built_tx.signing_data(); + let first_signing_data = signing_data + .first() + .expect("At least one signing data should be present on a Tx"); + + let signing_tx_data = first_signing_data.to_signing_tx_data()?; + + if let Some(sh) = signing_tx_data.shielded_hash { + let masp_signing_data = first_signing_data.masp(); + + // We do not need to insert masp_signing_data when we shield + if let Some(masp_signing_data) = masp_signing_data { + let masp_signing_data = ::try_from_slice(&masp_signing_data)?; + masp_map.insert(sh, masp_signing_data); + } + } + + let tx: Tx = Tx::try_from_slice(&tx_bytes)?; + + txs.push((tx, signing_tx_data.to_owned())); + } + + let (tx, signing_data) = build_batch(txs.clone())?; + + let signing_data = signing_data + .iter() + .cloned() + .map(|sd| { + if let Some(sh) = sd.shielded_hash { + (sd, masp_map.get(&sh).cloned()) + } else { + (sd, None) + } + }) + .collect::>(); + + to_js_result(borsh::to_vec(&tx::Tx::new( + tx, + &borsh::to_vec(&args)?, + signing_data, + )?)?) + } + + // Append signatures and return tx bytes + pub fn append_signature( + &self, + tx_bytes: &[u8], + sig_msg_bytes: &[u8], + ) -> Result { + let mut tx: Tx = Tx::try_from_slice(tx_bytes)?; + let signature::SignatureMsg { + pubkey, + raw_indices, + raw_signature, + wrapper_indices, + wrapper_signature, + } = signature::SignatureMsg::try_from_slice(sig_msg_bytes)?; + + let raw_sig_section = + signature::construct_signature_section(&pubkey, &raw_indices, &raw_signature, &tx)?; + tx.add_section(raw_sig_section); + + let wrapper_sig_section = signature::construct_signature_section( + &pubkey, + &wrapper_indices, + &wrapper_signature, + &tx, + )?; + tx.add_section(wrapper_sig_section); + + tx.protocol_filter(); + + to_js_result(borsh::to_vec(&tx)?) + } + + pub async fn build_transparent_transfer( + &self, + transfer_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let mut args = args::transparent_transfer_tx_args(transfer_msg, wrapper_tx_msg)?; + let (tx, signing_data) = build_transparent_transfer(&self.namada, &mut args).await?; + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + pub async fn build_shielded_transfer( + &self, + shielded_transfer_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let mut args = args::shielded_transfer_tx_args(shielded_transfer_msg, wrapper_tx_msg)?; + let bparams = + generate_masp_build_params(MAX_HW_SPEND, MAX_HW_CONVERT, MAX_HW_OUTPUT, &args.tx) + .await?; + + let _ = &self.namada.shielded_mut().await.load().await?; + + let xfvks = args + .data + .iter() + .map(|data| data.source.to_viewing_key()) + .collect::>(); + + let ((tx, signing_data), masp_signing_data) = match bparams { + BuildParams::RngBuildParams(mut bparams) => { + let tx = build_shielded_transfer(&self.namada, &mut args, &mut bparams).await?; + let masp_signing_data = MaspSigningData::new( + bparams + .to_stored() + .ok_or_err_msg("Cannot convert bparams to stored")?, + xfvks, + ); + + (tx, masp_signing_data) + } + BuildParams::StoredBuildParams(mut bparams) => { + let tx = build_shielded_transfer(&self.namada, &mut args, &mut bparams).await?; + let masp_signing_data = MaspSigningData::new(bparams, xfvks); + + (tx, masp_signing_data) + } + }; + + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, Some(masp_signing_data)) + } + + pub async fn build_unshielding_transfer( + &self, + unshielding_transfer_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let mut args = + args::unshielding_transfer_tx_args(unshielding_transfer_msg, wrapper_tx_msg)?; + let bparams = + generate_masp_build_params(MAX_HW_SPEND, MAX_HW_CONVERT, MAX_HW_OUTPUT, &args.tx) + .await?; + + let _ = &self.namada.shielded_mut().await.load().await?; + + let xfvks = vec![args.source.to_viewing_key()]; + + let ((tx, signing_data), masp_signing_data) = match bparams { + BuildParams::RngBuildParams(mut bparams) => { + let tx = build_unshielding_transfer(&self.namada, &mut args, &mut bparams).await?; + let masp_signing_data = MaspSigningData::new( + bparams + .to_stored() + .ok_or_err_msg("Cannot convert bparams to stored")?, + xfvks, + ); + + (tx, masp_signing_data) + } + BuildParams::StoredBuildParams(mut bparams) => { + let tx = build_unshielding_transfer(&self.namada, &mut args, &mut bparams).await?; + let masp_signing_data = MaspSigningData::new(bparams, xfvks); + + (tx, masp_signing_data) + } + }; + + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, Some(masp_signing_data)) + } + + pub async fn build_shielding_transfer( + &self, + shielding_transfer_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let mut args = args::shielding_transfer_tx_args(shielding_transfer_msg, wrapper_tx_msg)?; + let bparams = + generate_masp_build_params(MAX_HW_SPEND, MAX_HW_CONVERT, MAX_HW_OUTPUT, &args.tx) + .await?; + + let (tx, signing_data, _) = match bparams { + BuildParams::RngBuildParams(mut bparams) => { + build_shielding_transfer(&self.namada, &mut args, &mut bparams).await? + } + BuildParams::StoredBuildParams(mut bparams) => { + build_shielding_transfer(&self.namada, &mut args, &mut bparams).await? + } + }; + + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + pub async fn build_ibc_transfer( + &self, + ibc_transfer_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let args = args::ibc_transfer_tx_args(ibc_transfer_msg, wrapper_tx_msg)?; + let bparams = + generate_masp_build_params(MAX_HW_SPEND, MAX_HW_CONVERT, MAX_HW_OUTPUT, &args.tx) + .await?; + + let ((tx, signing_data, _), bparams) = match bparams { + BuildParams::RngBuildParams(mut bparams) => { + let tx = build_ibc_transfer(&self.namada, &args, &mut bparams).await?; + let bparams = bparams + .to_stored() + .ok_or_err_msg("Cannot convert bparams to stored")?; + + (tx, bparams) + } + BuildParams::StoredBuildParams(mut bparams) => { + let tx = build_ibc_transfer(&self.namada, &args, &mut bparams).await?; + + (tx, bparams) + } + }; + + // As we can't get ExtendedFullViewingKeys from the tx args we need to get them from the + // MASP Builder section of transaction + let masp_signing_data = if let Some(shielded_hash) = signing_data.shielded_hash { + let masp_builder = tx + .get_masp_builder(&shielded_hash) + .ok_or_err_msg("Expected to find the indicated MASP Builder")?; + let xfvks = masp_builder + .builder + .sapling_inputs() + .iter() + .map(|input| input.key()) + .cloned() + .collect::>(); + + let masp_signing_data = MaspSigningData::new(bparams, xfvks); + + Some(masp_signing_data) + } else { + None + }; + + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, masp_signing_data) + } + + pub async fn build_eth_bridge_transfer( + &self, + eth_bridge_transfer_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let args = args::eth_bridge_transfer_tx_args(eth_bridge_transfer_msg, wrapper_tx_msg)?; + let (tx, signing_data) = build_bridge_pool_tx(&self.namada, args.clone()).await?; + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + pub async fn build_vote_proposal( + &self, + vote_proposal_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let args = args::vote_proposal_tx_args(vote_proposal_msg, wrapper_tx_msg)?; + let epoch = query_epoch(self.namada.client()).await?; + let (tx, signing_data) = build_vote_proposal(&self.namada, &args, epoch) + .await + .map_err(JsError::from)?; + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + pub async fn build_claim_rewards( + &self, + claim_rewards_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let args = args::claim_rewards_tx_args(claim_rewards_msg, wrapper_tx_msg)?; + let (tx, signing_data) = build_claim_rewards(&self.namada, &args) + .await + .map_err(JsError::from)?; + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + pub async fn build_bond( + &self, + bond_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let args = args::bond_tx_args(bond_msg, wrapper_tx_msg)?; + let (tx, signing_data) = build_bond(&self.namada, &args).await?; + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + pub async fn build_unbond( + &self, + unbond_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let args = args::unbond_tx_args(unbond_msg, wrapper_tx_msg)?; + let (tx, signing_data, _) = build_unbond(&self.namada, &args).await?; + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + pub async fn build_withdraw( + &self, + withdraw_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let args = args::withdraw_tx_args(withdraw_msg, wrapper_tx_msg)?; + let (tx, signing_data) = build_withdraw(&self.namada, &args).await?; + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + pub async fn build_redelegate( + &self, + redelegate_msg: &[u8], + wrapper_tx_msg: &[u8], + ) -> Result { + let args = args::redelegate_tx_args(redelegate_msg, wrapper_tx_msg)?; + let (tx, signing_data) = build_redelegation(&self.namada, &args).await?; + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + pub async fn build_reveal_pk(&self, wrapper_tx_msg: &[u8]) -> Result { + let args = args::tx_args_from_slice(wrapper_tx_msg)?; + let public_key = args.signing_keys[0].clone(); + let (tx, signing_data) = build_reveal_pk(&self.namada, &args.clone(), &public_key).await?; + self.serialize_tx_result(tx, wrapper_tx_msg, signing_data, None) + } + + // Sign arbitrary data with the provided signing key + pub fn sign_arbitrary(&self, signing_key: String, data: String) -> Result { + let hash = Hash::sha256(data); + let secret = common::SecretKey::Ed25519(ed25519::SecretKey::from_str(&signing_key)?); + let signature = common::SigScheme::sign(&secret, hash); + let sig_bytes = signature.to_bytes(); + + to_js_result((hash.to_string().to_lowercase(), hex::encode(sig_bytes))) + } + + // Verify signed arbitrary data + pub fn verify_arbitrary( + &self, + public_key: String, + signed_hash: String, + signature: String, + ) -> Result<(), JsError> { + let public_key = common::PublicKey::from_str(&public_key)?; + let sig = common::Signature::try_from_slice(&hex::decode(signature)?)?; + let signed_hash = Hash::from_str(&signed_hash)?; + + common::SigScheme::verify_signature(&public_key, &signed_hash, &sig).map_err(JsError::from) + } + + pub async fn generate_ibc_shielding_memo( + &self, + target: &str, + token: String, + amount: &str, + channel_id: &str, + ) -> Result { + let ledger_address = Url::from_str(&self.rpc_url).expect("RPC URL is a valid URL"); + let target = TransferTarget::PaymentAddress( + PaymentAddress::from_str(target).expect("target is a valid shielded address"), + ); + let amount = + InputAmount::Unvalidated(DenominatedAmount::from_str(amount).expect("amount is valid")); + let channel_id = ChannelId::from_str(channel_id).expect("channel ID is valid"); + + let args = GenIbcShieldingTransfer { + query: Query { ledger_address }, + output_folder: None, + target, + token, + amount, + port_id: PortId::transfer(), + channel_id, + expiration: TxExpiration::Default, + }; + + if let Some(masp_tx) = gen_ibc_shielding_transfer(&self.namada, args).await? { + let memo = convert_masp_tx_to_ibc_memo(&masp_tx); + to_js_result(memo) + } else { + Err(JsError::new( + "Generating ibc shielding transfer generated nothing", + )) + } + } + + pub fn masp_address(&self) -> String { + MASP.to_string() + } + + fn serialize_tx_result( + &self, + tx: Tx, + wrapper_tx_msg: &[u8], + signing_data: SigningTxData, + masp_signing_data: Option, + ) -> Result { + let tx = tx::Tx::new(tx, wrapper_tx_msg, vec![(signing_data, masp_signing_data)])?; + + to_js_result(borsh::to_vec(&tx)?) + } +} + +#[wasm_bindgen(module = "/src/sdk/mod.js")] +extern "C" { + #[wasm_bindgen(catch, js_name = "getMaspParams")] + async fn get_masp_params() -> Result; + #[wasm_bindgen(catch, js_name = "hasMaspParams")] + async fn has_masp_params() -> Result; + #[wasm_bindgen(catch, js_name = "fetchAndStoreMaspParams")] + async fn fetch_and_store_masp_params(url: Option) -> Result; +} diff --git a/packages/sdk/lib/src/sdk/mod.ts b/packages/sdk/lib/src/sdk/mod.ts new file mode 100644 index 000000000..9388d215d --- /dev/null +++ b/packages/sdk/lib/src/sdk/mod.ts @@ -0,0 +1,226 @@ +const PREFIX = "Namada::SDK"; +const MASP_MPC_RELEASE_URL = + "https://github.com/anoma/masp-mpc/releases/download/namada-trusted-setup/"; + +const sha256Hash = async (msg: Uint8Array): Promise => { + const hashBuffer = await crypto.subtle.digest("SHA-256", msg); + const hashArray = Array.from(new Uint8Array(hashBuffer)); + // Return hash as hex + return hashArray.map((byte) => byte.toString(16).padStart(2, "0")).join(""); +}; + +enum MaspParam { + Output = "masp-output.params", + Convert = "masp-convert.params", + Spend = "masp-spend.params", +} + +type MaspParamBytes = { + param: MaspParam; + bytes: Uint8Array; +}; + +/** + * The following sha256 digests where produced by downloading the following: + * https://github.com/anoma/masp-mpc/releases/download/namada-trusted-setup/masp-convert.params + * https://github.com/anoma/masp-mpc/releases/download/namada-trusted-setup/masp-spend.params + * https://github.com/anoma/masp-mpc/releases/download/namada-trusted-setup/masp-output.params + * + * And running "sha256sum" against each file: + * + * > sha256sum masp-convert.params + * 8e049c905e0e46f27662c7577a4e3480c0047ee1171f7f6d9c5b0de757bf71f1 masp-convert.params + * + * > sha256sum masp-spend.params + * 62b3c60ca54bd99eb390198e949660624612f7db7942db84595fa9f1b4a29fd8 masp-spend.params + * + * > sha256sum masp-output.params + * ed8b5d354017d808cfaf7b31eca5c511936e65ef6d276770251f5234ec5328b8 masp-output.params + * + * Length is specified in bytes, and can be retrieved with: + * + * > wc -c < masp-convert.params + * 22570940 + * > wc -c < masp-spend.params + * 49848572 + * > wc -c < masp-output.params + * 16398620 + */ +const MASP_PARAM_ATTR: Record< + MaspParam, + { length: number; sha256sum: string } +> = { + [MaspParam.Output]: { + length: 16398620, + sha256sum: + "ed8b5d354017d808cfaf7b31eca5c511936e65ef6d276770251f5234ec5328b8", + }, + [MaspParam.Spend]: { + length: 49848572, + sha256sum: + "62b3c60ca54bd99eb390198e949660624612f7db7942db84595fa9f1b4a29fd8", + }, + [MaspParam.Convert]: { + length: 22570940, + sha256sum: + "8e049c905e0e46f27662c7577a4e3480c0047ee1171f7f6d9c5b0de757bf71f1", + }, +}; + +const validateMaspParamBytes = async ({ + param, + bytes, +}: MaspParamBytes): Promise => { + const { length, sha256sum } = MASP_PARAM_ATTR[param]; + + // Reject if invalid length (incomplete download or invalid) + console.info(`Validating data length for ${param}, expecting ${length}...`); + + if (length !== bytes.length) { + return Promise.reject( + `[${param}]: Invalid data length! Expected ${length}, received ${bytes.length}!` + ); + } + + // Reject if invalid hash (otherwise invalid data) + console.info(`Validating sha256sum for ${param}, expecting ${sha256sum}...`); + const hash = await sha256Hash(bytes); + + if (hash !== sha256sum) { + return Promise.reject( + `[${param}]: Invalid sha256sum! Expected ${sha256sum}, received ${hash}!` + ); + } + + return bytes; +}; + +export async function hasMaspParams(): Promise { + return ( + (await has(MaspParam.Spend)) && + (await has(MaspParam.Output)) && + (await has(MaspParam.Convert)) + ); +} + +export async function fetchAndStoreMaspParams( + url?: string +): Promise<[void, void, void]> { + return Promise.all([ + fetchAndStore(MaspParam.Spend, url), + fetchAndStore(MaspParam.Output, url), + fetchAndStore(MaspParam.Convert, url), + ]); +} + +export async function getMaspParams(): Promise<[unknown, unknown, unknown]> { + return Promise.all([ + get(MaspParam.Spend), + get(MaspParam.Output), + get(MaspParam.Convert), + ]); +} + +export async function fetchAndStore( + param: MaspParam, + url?: string +): Promise { + return await fetchParams(param, url) + .then((data) => set(param, data)) + .catch((e) => { + return Promise.reject(`Encountered errors fetching ${param}: ${e}`); + }); +} + +export async function fetchParams( + param: MaspParam, + url: string = MASP_MPC_RELEASE_URL +): Promise { + return fetch(`${url}${param}`) + .then((response) => response.arrayBuffer()) + .then((ab) => { + const bytes = new Uint8Array(ab); + return validateMaspParamBytes({ param, bytes }); + }); +} + +function getDB(): Promise { + return new Promise((resolve, reject) => { + const request = indexedDB.open(PREFIX); + request.onerror = (event) => { + event.stopPropagation(); + reject(event.target); + }; + + request.onupgradeneeded = (event) => { + // eslint-disable-next-line @typescript-eslint/no-explicit-any + const db = (event.target as any).result; + + db.createObjectStore(PREFIX, { keyPath: "key" }); + }; + + request.onsuccess = () => { + resolve(request.result); + }; + }); +} + +export async function get(key: string): Promise { + const tx = (await getDB()).transaction(PREFIX, "readonly"); + const store = tx.objectStore(PREFIX); + + return new Promise((resolve, reject) => { + const request = store.get(key); + request.onerror = (event) => { + event.stopPropagation(); + + reject(event.target); + }; + request.onsuccess = () => { + if (!request.result) { + resolve(undefined); + } else { + resolve(request.result.data); + } + }; + }); +} + +export async function has(key: string): Promise { + const tx = (await getDB()).transaction(PREFIX, "readonly"); + const store = tx.objectStore(PREFIX); + + return new Promise((resolve, reject) => { + const request = store.openCursor(key); + request.onerror = (event) => { + event.stopPropagation(); + + reject(event.target); + }; + request.onsuccess = (e) => { + // eslint-disable-next-line @typescript-eslint/no-explicit-any + const cursor = (e.target as any).result; + resolve(!!cursor); + }; + }); +} + +export async function set(key: string, data: unknown): Promise { + const tx = (await getDB()).transaction(PREFIX, "readwrite"); + const store = tx.objectStore(PREFIX); + + return new Promise((resolve, reject) => { + const request = store.put({ + key, + data, + }); + request.onerror = (event) => { + event.stopPropagation(); + + reject(event.target); + }; + request.onsuccess = () => { + resolve(); + }; + }); +} diff --git a/packages/sdk/lib/src/sdk/signature.rs b/packages/sdk/lib/src/sdk/signature.rs new file mode 100644 index 000000000..498de142b --- /dev/null +++ b/packages/sdk/lib/src/sdk/signature.rs @@ -0,0 +1,48 @@ +use namada_sdk::borsh::{BorshDeserialize, BorshSerialize}; +use namada_sdk::{ + key::common::{PublicKey, Signature}, + tx::{CompressedAuthorization, Section, Signer, Tx}, +}; +use std::collections::BTreeMap; +use wasm_bindgen::JsError; + +#[derive(BorshSerialize, BorshDeserialize)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct SignatureMsg { + pub pubkey: Vec, + pub raw_indices: Vec, + pub raw_signature: Vec, + pub wrapper_indices: Vec, + pub wrapper_signature: Vec, +} + +/// Reconstructs a proto::Section signature using the provided indices to retrieve hashes +/// from Tx +/// +/// # Arguments +/// +/// * `pubkey` - Public key bytes +/// * `sec_indices` - Indices indicating hash location +/// * `signature` - Signature bytes +/// * `tx` - A proto::Tx +/// +/// # Errors +/// +/// Returns JsError if the sig_msg can't be deserialized or +/// Rust structs can't be created. +pub fn construct_signature_section( + pubkey: &[u8], + sec_indices: &[u8], + signature: &[u8], + tx: &Tx, +) -> Result { + let signatures = BTreeMap::from([(0, Signature::try_from_slice(signature)?)]); + + let compressed_signature = CompressedAuthorization { + targets: sec_indices.to_vec(), + signer: Signer::PubKeys(vec![PublicKey::try_from_slice(pubkey)?]), + signatures, + }; + + Ok(Section::Authorization(compressed_signature.expand(tx))) +} diff --git a/packages/sdk/lib/src/sdk/transaction.rs b/packages/sdk/lib/src/sdk/transaction.rs new file mode 100644 index 000000000..ff088178b --- /dev/null +++ b/packages/sdk/lib/src/sdk/transaction.rs @@ -0,0 +1,215 @@ +use namada_sdk::borsh::BorshSerializeExt; +use namada_sdk::token::Transfer; + +use namada_sdk::governance::VoteProposalData; +use namada_sdk::ibc::core::channel::types::timeout::TimeoutHeight; +use namada_sdk::ibc::MsgTransfer; +use namada_sdk::tx::data::pos::{Bond, ClaimRewards, Redelegation, Unbond, Withdraw}; +use namada_sdk::{ + borsh::{self, BorshDeserialize}, + key::common::PublicKey, +}; +use wasm_bindgen::JsError; + +use crate::sdk::{ + args::{ + BondMsg, ClaimRewardsMsg, IbcTransferMsg, RedelegateMsg, RevealPkMsg, TransferDataMsg, + TransferMsg, UnbondMsg, VoteProposalMsg, WithdrawMsg, + }, + tx::TxType, +}; + +#[derive(Debug, Clone)] +pub enum TransactionKind { + Transfer(Transfer), + Bond(Bond), + Redelegation(Redelegation), + Unbond(Unbond), + Withdraw(Withdraw), + ProposalVote(VoteProposalData), + ClaimRewards(ClaimRewards), + RevealPk(PublicKey), + IbcTransfer(MsgTransfer), + Unknown, +} + +impl TransactionKind { + pub fn from(tx_type: TxType, data: &[u8]) -> Self { + match tx_type { + TxType::Transfer => TransactionKind::Transfer( + Transfer::try_from_slice(data).expect("Cannot deserialize TransparentTransfer"), + ), + TxType::Bond => { + TransactionKind::Bond(Bond::try_from_slice(data).expect("Cannot deserialize Bond")) + } + TxType::Redelegate => TransactionKind::Redelegation( + Redelegation::try_from_slice(data).expect("Cannot deserialize Redelegation"), + ), + TxType::Unbond => TransactionKind::Unbond( + Unbond::try_from_slice(data).expect("Cannot deserialize Unbond"), + ), + TxType::Withdraw => TransactionKind::Withdraw( + Withdraw::try_from_slice(data).expect("Cannot deserialize Withdraw"), + ), + TxType::VoteProposal => TransactionKind::ProposalVote( + VoteProposalData::try_from_slice(data).expect("Cannot deserialize VoteProposal"), + ), + TxType::ClaimRewards => TransactionKind::ClaimRewards( + ClaimRewards::try_from_slice(data).expect("Cannot deserialize ClaimRewards"), + ), + TxType::RevealPK => TransactionKind::RevealPk( + PublicKey::try_from_slice(data).expect("Cannot deserialize PublicKey"), + ), + TxType::IBCTransfer => TransactionKind::IbcTransfer( + MsgTransfer::try_from_slice(data).expect("Cannot deserialize MsgTransfer"), + ), + _ => TransactionKind::Unknown, + } + } + + // Returns vec of borsh-serialized arguments bytes based on transaction type + pub fn to_bytes(&self) -> Result, JsError> { + let bytes: Vec = match self { + TransactionKind::Bond(bond) => { + let Bond { + amount, + validator, + source, + } = bond; + + if !source.is_some() { + return Err(JsError::new("Bond source must be defined!")); + } + + let bond = BondMsg::new( + source.clone().unwrap().to_string(), + validator.to_string(), + amount.native_denominated().to_string(), + ); + borsh::to_vec(&bond)? + } + TransactionKind::Unbond(unbond) => { + let Unbond { + amount, + validator, + source, + } = unbond; + + if !source.is_some() { + return Err(JsError::new("Unbond source must be defined!")); + } + + let unbond = UnbondMsg::new( + source.clone().unwrap().to_string(), + validator.to_string(), + amount.native_denominated().to_string(), + ); + borsh::to_vec(&unbond)? + } + TransactionKind::Withdraw(withdraw) => { + let Withdraw { validator, source } = withdraw; + + if !source.is_some() { + return Err(JsError::new("Withdraw source must be defined!")); + } + + let withdraw = + WithdrawMsg::new(source.clone().unwrap().to_string(), validator.to_string()); + borsh::to_vec(&withdraw)? + } + TransactionKind::Redelegation(redelegation) => { + let Redelegation { + owner, + src_validator, + dest_validator, + amount, + } = redelegation; + + let redelegation = RedelegateMsg::new( + owner.to_string(), + src_validator.to_string(), + dest_validator.to_string(), + amount.native_denominated().to_string(), + ); + borsh::to_vec(&redelegation)? + } + TransactionKind::RevealPk(public_key) => { + let reveal_pk = RevealPkMsg::new(public_key.to_string()); + borsh::to_vec(&reveal_pk)? + } + TransactionKind::Transfer(transfer) => { + let Transfer { + sources, + targets, + shielded_section_hash, + } = transfer; + + let ssh = match shielded_section_hash { + Some(masp_tx_id) => { + // Serialize and return bytes + let bytes = masp_tx_id.serialize_to_vec(); + Some(bytes) + } + None => None, + }; + + let mut sources_data: Vec = vec![]; + let mut targets_data: Vec = vec![]; + + for (source, amount) in sources { + let owner = source.owner.to_string(); + let token = source.token.to_string(); + let amount = amount.amount().native_denominated().to_string(); + sources_data.push(TransferDataMsg::new(owner, token, amount)) + } + + for (target, amount) in targets { + let owner = target.owner.to_string(); + let token = target.token.to_string(); + let amount = amount.amount().native_denominated().to_string(); + targets_data.push(TransferDataMsg::new(owner, token, amount)) + } + + borsh::to_vec(&TransferMsg::new(sources_data, targets_data, ssh))? + } + TransactionKind::ProposalVote(vote_proposal) => { + let VoteProposalData { id, vote, voter } = vote_proposal; + let vote_proposal = VoteProposalMsg::new(voter.to_string(), *id, vote.to_string()); + borsh::to_vec(&vote_proposal)? + } + TransactionKind::ClaimRewards(claim_rewards) => { + let ClaimRewards { validator, source } = claim_rewards; + let claim_rewards = ClaimRewardsMsg::new( + validator.to_string(), + source.clone().map(|addr| addr.to_string()), + ); + borsh::to_vec(&claim_rewards)? + } + TransactionKind::IbcTransfer(msg_transfer) => { + let MsgTransfer { message, .. } = msg_transfer; + + let timeout_height = match message.timeout_height_on_b { + TimeoutHeight::At(height) => Some(height.revision_height()), + TimeoutHeight::Never => None, + }; + + let ibc_transfer_msg = IbcTransferMsg::new( + message.packet_data.sender.to_string(), + message.packet_data.receiver.to_string(), + message.packet_data.token.denom.base_denom.to_string(), + message.packet_data.token.amount.to_string(), + message.port_id_on_a.to_string(), + message.chan_id_on_a.to_string(), + timeout_height, + None, + Some(message.packet_data.memo.to_string()), + None, + ); + borsh::to_vec(&ibc_transfer_msg)? + } + _ => panic!("Unsupported Tx provided, cannot serialize"), + }; + + Ok(bytes) + } +} diff --git a/packages/sdk/lib/src/sdk/tx.rs b/packages/sdk/lib/src/sdk/tx.rs new file mode 100644 index 000000000..4bd5ecf67 --- /dev/null +++ b/packages/sdk/lib/src/sdk/tx.rs @@ -0,0 +1,382 @@ +use std::collections::HashMap; +use std::str::FromStr; + +use gloo_utils::format::JsValueSerdeExt; +use namada_sdk::borsh::{self, BorshDeserialize, BorshSerialize}; +use namada_sdk::masp_primitives::transaction::components::sapling::builder::StoredBuildParams; +use namada_sdk::masp_primitives::zip32::ExtendedFullViewingKey; +use namada_sdk::signing::SigningTxData; +use namada_sdk::tx::data::compute_inner_tx_hash; +use namada_sdk::tx::either::Either; +use namada_sdk::tx::{ + self, TX_BOND_WASM, TX_CLAIM_REWARDS_WASM, TX_IBC_WASM, TX_REDELEGATE_WASM, TX_REVEAL_PK, + TX_TRANSFER_WASM, TX_UNBOND_WASM, TX_VOTE_PROPOSAL, TX_WITHDRAW_WASM, +}; +use namada_sdk::uint::Uint; +use namada_sdk::{address::Address, key::common::PublicKey}; +use wasm_bindgen::{prelude::wasm_bindgen, JsError, JsValue}; + +use super::args::WrapperTxMsg; +use crate::sdk::transaction; +use crate::types::query::WasmHash; + +#[wasm_bindgen] +#[derive(BorshSerialize, BorshDeserialize, Copy, Clone, Debug)] +#[borsh(crate = "namada_sdk::borsh", use_discriminant = true)] +pub enum TxType { + Bond = 1, + Unbond = 2, + Withdraw = 3, + Transfer = 4, + IBCTransfer = 5, + EthBridgeTransfer = 6, + RevealPK = 7, + VoteProposal = 8, + Redelegate = 9, + Batch = 10, + ClaimRewards = 11, +} + +#[derive(BorshSerialize, BorshDeserialize, Clone, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct SigningData { + owner: Option, + public_keys: Vec, + threshold: u8, + account_public_keys_map: Option>, + fee_payer: String, + shielded_hash: Option>, + masp: Option>, +} + +impl SigningData { + // Create serializable struct from Namada type + pub fn from_signing_tx_data( + signing_tx_data: SigningTxData, + masp_signing_data: Option, + ) -> Result { + let owner: Option = signing_tx_data.owner.map(|addr| addr.to_string()); + let public_keys = signing_tx_data + .public_keys + .into_iter() + .map(|pk| pk.to_string()) + .collect(); + + let account_public_keys_map = match signing_tx_data.account_public_keys_map { + Some(pk_map) => Some(borsh::to_vec(&pk_map)?), + None => None, + }; + + let fee_payer = signing_tx_data.fee_payer.to_string(); + let threshold = signing_tx_data.threshold; + let shielded_hash = match signing_tx_data.shielded_hash { + Some(v) => Some(borsh::to_vec(&v)?), + None => None, + }; + let masp_signing_data = match masp_signing_data { + Some(v) => Some(borsh::to_vec(&v)?), + None => None, + }; + + Ok(SigningData { + owner, + public_keys, + threshold, + account_public_keys_map, + fee_payer, + shielded_hash, + masp: masp_signing_data, + }) + } + + // Create Namada type from this struct + pub fn to_signing_tx_data(&self) -> Result { + let owner: Option
= match &self.owner { + Some(addr) => Some(Address::from_str(addr)?), + None => None, + }; + + let mut public_keys: Vec = vec![]; + for pk in self.public_keys.clone() { + let pk = PublicKey::from_str(&pk)?; + public_keys.push(pk); + } + + let fee_payer = PublicKey::from_str(&self.fee_payer)?; + let threshold = self.threshold; + let account_public_keys_map = match &self.account_public_keys_map { + Some(pk_map) => Some(borsh::from_slice(pk_map)?), + None => None, + }; + let shielded_hash = match &self.shielded_hash { + Some(v) => Some(borsh::from_slice(v)?), + None => None, + }; + + Ok(SigningTxData { + owner, + public_keys, + fee_payer, + threshold, + account_public_keys_map, + shielded_hash, + }) + } + + pub fn masp(&self) -> Option> { + self.masp.clone() + } +} + +#[derive(BorshSerialize, BorshDeserialize, Clone, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct MaspSigningData { + pub bparams: StoredBuildParams, + pub xfvks: Vec, +} + +impl MaspSigningData { + pub fn new(bparams: StoredBuildParams, xfvks: Vec) -> MaspSigningData { + MaspSigningData { bparams, xfvks } + } + + pub fn xfvks(&self) -> Vec { + self.xfvks.clone() + } + + pub fn bparams(&self) -> StoredBuildParams { + self.bparams.clone() + } +} + +/// Serializable Tx for exported build functions +#[derive(BorshSerialize, BorshDeserialize, Clone, Debug)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct Tx { + args: WrapperTxMsg, + hash: String, + bytes: Vec, + pub signing_data: Vec, +} + +impl Tx { + pub fn new( + tx: tx::Tx, + args: &[u8], + signing_tx_data: Vec<(SigningTxData, Option)>, + ) -> Result { + let args: WrapperTxMsg = borsh::from_slice(args)?; + let mut signing_data: Vec = vec![]; + for (sd, msd) in signing_tx_data.into_iter() { + let sd = SigningData::from_signing_tx_data(sd, msd)?; + signing_data.push(sd); + } + let hash = tx.wrapper_hash(); + let bytes: Vec = borsh::to_vec(&tx)?; + + Ok(Tx { + args, + hash: hash.unwrap().to_string(), + bytes, + signing_data, + }) + } + + pub fn tx_bytes(&self) -> Vec { + self.bytes.clone() + } + + pub fn signing_tx_data(&self) -> Result, JsError> { + let mut signing_tx_data: Vec = vec![]; + for sd in self.signing_data.clone().iter() { + signing_tx_data.push(sd.to_signing_tx_data()?); + } + + Ok(signing_tx_data) + } + + pub fn signing_data(&self) -> Vec { + self.signing_data.clone() + } + + pub fn args(&self) -> WrapperTxMsg { + self.args.clone() + } +} + +// Given the bytes of a Namada Tx, return all inner Tx hashes +#[wasm_bindgen] +pub fn get_inner_tx_hashes(tx_bytes: &[u8]) -> Result, JsError> { + let nam_tx: tx::Tx = borsh::from_slice(tx_bytes)?; + let hash = nam_tx.wrapper_hash(); + let cmts = nam_tx.commitments(); + let mut inner_tx_hashes: Vec = vec![]; + + for cmt in cmts { + let inner_tx_hash = compute_inner_tx_hash(hash.as_ref(), Either::Right(cmt)); + inner_tx_hashes.push(inner_tx_hash.to_string()); + } + + Ok(inner_tx_hashes) +} + +pub fn wasm_hash_to_tx_type(wasm_hash: &str, wasm_hashes: &Vec) -> Option { + let type_map: HashMap = HashMap::from([ + (TX_TRANSFER_WASM.to_string(), TxType::Transfer), + (TX_BOND_WASM.to_string(), TxType::Bond), + (TX_REDELEGATE_WASM.to_string(), TxType::Redelegate), + (TX_UNBOND_WASM.to_string(), TxType::Unbond), + (TX_WITHDRAW_WASM.to_string(), TxType::Withdraw), + (TX_CLAIM_REWARDS_WASM.to_string(), TxType::ClaimRewards), + (TX_REVEAL_PK.to_string(), TxType::RevealPK), + (TX_VOTE_PROPOSAL.to_string(), TxType::VoteProposal), + (TX_IBC_WASM.to_string(), TxType::IBCTransfer), + ]); + + for wh in wasm_hashes { + if wh.hash() == wasm_hash { + let tx_type = type_map.get(&wh.path()); + + if let Some(tx_type) = tx_type { + return Some(*tx_type); + } + } + } + + None +} + +// Deserialize Tx commitments into Borsh-serialized struct +#[wasm_bindgen] +pub fn deserialize_tx(tx_bytes: Vec, wasm_hashes: JsValue) -> Result, JsError> { + let tx = TxDetails::from_bytes(tx_bytes, wasm_hashes)?; + Ok(borsh::to_vec(&tx)?) +} + +#[derive(BorshSerialize, BorshDeserialize)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct Commitment { + tx_type: TxType, + hash: String, + tx_code_id: String, + data: Vec, + memo: Option, +} + +#[derive(BorshSerialize, BorshDeserialize)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct TxDetails { + wrapper_tx: WrapperTxMsg, + commitments: Vec, +} + +impl TxDetails { + pub fn from_bytes(tx_bytes: Vec, wasm_hashes: JsValue) -> Result { + let tx: tx::Tx = borsh::from_slice(&tx_bytes)?; + let chain_id = tx.header().chain_id.to_string(); + + match tx.header().tx_type { + tx::data::TxType::Wrapper(wrapper) => { + let fee_amount = wrapper.fee.amount_per_gas_unit.to_string(); + let gas_limit = Uint::from(wrapper.gas_limit).to_string(); + let token = wrapper.fee.token.to_string(); + + let wrapper_tx = + WrapperTxMsg::new(token, fee_amount, gas_limit, chain_id, None, None, None); + let mut commitments: Vec = vec![]; + let wasm_hashes: Vec = wasm_hashes.into_serde().unwrap(); + + for cmt in tx.commitments() { + let memo = tx + .memo(cmt) + .map(|memo_bytes| String::from_utf8_lossy(&memo_bytes).to_string()); + + let hash = cmt.get_hash().to_string(); + let tx_code_id = tx + .get_section(cmt.code_sechash()) + .and_then(|s| s.code_sec()) + .map(|s| s.code.hash().0) + .map(|bytes| { + String::from_utf8(subtle_encoding::hex::encode(bytes)).unwrap() + }); + + if tx_code_id.is_some() { + let tx_code_id = tx_code_id.unwrap(); + let tx_type = wasm_hash_to_tx_type(&tx_code_id, &wasm_hashes); + + if tx_type.is_some() { + let tx_type = tx_type.unwrap(); + let tx_data = tx.data(cmt).unwrap_or_default(); + let tx_kind = transaction::TransactionKind::from(tx_type, &tx_data); + let data = tx_kind.to_bytes()?; + + commitments.push(Commitment { + tx_type, + hash, + tx_code_id, + data, + memo, + }); + } + } + } + + Ok(TxDetails { + wrapper_tx, + commitments, + }) + } + _ => Err(JsError::new("Invalid transaction type!")), + } + } +} + +#[wasm_bindgen] +#[derive(BorshSerialize, BorshDeserialize)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct BatchTxResult { + hash: String, + is_applied: bool, +} + +impl BatchTxResult { + pub fn new(hash: String, is_applied: bool) -> BatchTxResult { + BatchTxResult { hash, is_applied } + } +} + +/// Serializable response for process_tx calls +#[wasm_bindgen] +#[derive(BorshSerialize, BorshDeserialize)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct TxResponse { + code: String, + commitments: Vec, + gas_used: String, + hash: String, + height: String, + info: String, + log: String, +} + +impl TxResponse { + pub fn new( + code: String, + commitments: Vec, + gas_used: String, + hash: String, + height: String, + info: String, + log: String, + ) -> TxResponse { + TxResponse { + code, + commitments, + gas_used, + hash, + height, + info, + log, + } + } +} diff --git a/packages/sdk/lib/src/sdk/wallet/mod.rs b/packages/sdk/lib/src/sdk/wallet/mod.rs new file mode 100644 index 000000000..4346c991e --- /dev/null +++ b/packages/sdk/lib/src/sdk/wallet/mod.rs @@ -0,0 +1,103 @@ +use namada_sdk::{ + key::common::SecretKey, + masp_primitives::zip32::ExtendedFullViewingKey, + wallet::{alias::Alias, Wallet, WalletIo}, + ExtendedSpendingKey, ExtendedViewingKey, PaymentAddress, +}; +use std::str::FromStr; +use zeroize::Zeroizing; + +#[cfg(feature = "web")] +mod wallet_web; + +#[cfg(feature = "web")] +pub use wallet_web::BrowserWalletUtils as JSWalletUtils; + +#[cfg(feature = "nodejs")] +mod wallet_node; + +#[cfg(feature = "nodejs")] +pub use wallet_node::NodeWalletUtils as JSWalletUtils; + +/// Adds spending key to the wallet. +/// It's needed because we create addresses without using the Sdk. +/// Panics if inserting spending key is impossible. +/// +/// # Arguments +/// +/// * `wallet` - Instance of a wallet struct. +/// * `xsk` - String representing serialized ExtendedSpendingKey. +/// * `alias` - Spending key alias. +pub fn add_spending_key(wallet: &mut Wallet, xsk: String, alias: String) { + let xsk = ExtendedSpendingKey::from_str(&xsk).expect("XSK deserialization failed."); + let alias = Alias::from(alias); + + // xsk is decrypted outside of this wallet instance, so we specify None below + if wallet + .store_mut() + .insert_spending_key::(alias.clone(), xsk, None, None, None, true) + .is_none() + { + panic!("Action cancelled, no changes persisted."); + } +} + +pub fn add_viewing_key(wallet: &mut Wallet, xvk: String, alias: String) { + let xvk = ExtendedViewingKey::from_str(&xvk).expect("XVK deserialization failed."); + let alias = Alias::from(alias); + + if wallet + .store_mut() + .insert_viewing_key::(alias.clone(), xvk, None, None, true) + .is_none() + { + panic!("Action cancelled, no changes persisted."); + } +} + +pub fn add_payment_address(wallet: &mut Wallet, pa: String, alias: String) { + let pa = PaymentAddress::from_str(&pa).expect("Payment address deserialization failed."); + let alias = Alias::from(alias); + + if wallet + .store_mut() + .insert_payment_addr::(alias.clone(), pa, true) + .is_none() + { + panic!("Action cancelled, no changes persisted."); + } +} + +pub fn add_default_payment_address( + wallet: &mut Wallet, + xvk: String, + alias: String, +) { + let xfvk: ExtendedFullViewingKey = ExtendedViewingKey::from_str(&xvk) + .expect("XVK deserialization failed.") + .into(); + let alias = Alias::from(alias); + let pa: PaymentAddress = xfvk.default_address().1.into(); + + if wallet + .store_mut() + .insert_payment_addr::(alias.clone(), pa, true) + .is_none() + { + panic!("Action cancelled, no changes persisted."); + } +} + +pub fn add_keypair( + wallet: &mut Wallet, + secret_key: String, + alias: String, + password: Option, +) { + let alias = Alias::from(alias); + let secret_key = SecretKey::from_str(&secret_key).expect("SecretKey deserialization failed."); + let password = password.map(Zeroizing::new); + wallet + .store_mut() + .insert_keypair::(alias.clone(), secret_key, password, None, None, true); +} diff --git a/packages/sdk/lib/src/sdk/wallet/wallet_node.rs b/packages/sdk/lib/src/sdk/wallet/wallet_node.rs new file mode 100644 index 000000000..4d6361d20 --- /dev/null +++ b/packages/sdk/lib/src/sdk/wallet/wallet_node.rs @@ -0,0 +1,90 @@ +use std::path::PathBuf; + +use namada_sdk::{ + borsh::{BorshDeserialize, BorshSerialize}, + wallet::{LoadStoreError, Store, Wallet, WalletIo, WalletStorage}, +}; +use rand::rngs::OsRng; +use wasm_bindgen::{prelude::wasm_bindgen, JsValue}; + +use crate::utils::to_bytes; + +#[derive(Debug, BorshSerialize, BorshDeserialize, Clone)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct NodeWalletUtils { + #[borsh(skip)] + store_dir: PathBuf, +} + +impl NodeWalletUtils { + pub fn new_utils(store_dir: &str) -> Self { + let store_dir = PathBuf::from(store_dir); + Self { store_dir } + } +} + +impl WalletIo for NodeWalletUtils { + type Rng = OsRng; +} + +pub trait NodeWalletStorage: Clone { + fn store_dir(&self) -> &PathBuf; +} + +impl NodeWalletStorage for NodeWalletUtils { + fn store_dir(&self) -> &PathBuf { + &self.store_dir + } +} + +const FILE_NAME: &str = "wallet.toml"; + +impl WalletStorage for NodeWalletUtils { + fn save(&self, wallet: &Wallet) -> Result<(), namada_sdk::wallet::LoadStoreError> { + let data = wallet.store().encode(); + + let wallet_path = self.store_dir().join(FILE_NAME); + // Make sure the dir exists + let wallet_dir = wallet_path.parent().unwrap(); + let uint8_array = js_sys::Uint8Array::from(&data[..]); + + write_file_sync( + JsValue::from_str(wallet_dir.to_str().unwrap()), + uint8_array.into(), + ) + .unwrap(); + + Ok(()) + } + + fn load(&self, wallet: &mut Wallet) -> Result<(), namada_sdk::wallet::LoadStoreError> { + let wallet_file = self.store_dir().join(FILE_NAME); + + let stored_data: Vec = + to_bytes(read_file_sync(JsValue::from_str(wallet_file.to_str().unwrap())).unwrap()); + + let store = wallet.store_mut(); + + *store = Store::decode(stored_data).map_err(LoadStoreError::Decode)?; + + Ok(()) + } +} + +#[wasm_bindgen(module = "/src/sdk/masp/masp.node.js")] +extern "C" { + #[wasm_bindgen(catch, js_name = "writeFileSync")] + fn write_file_sync(path: JsValue, content: JsValue) -> Result; + + #[wasm_bindgen(catch, js_name = "readFileSync")] + fn read_file_sync(path: JsValue) -> Result; + + #[wasm_bindgen(catch, js_name = "renameSync")] + fn renameSync(pathA: JsValue, pathB: JsValue) -> Result; + + #[wasm_bindgen(catch, js_name = "unlinkSync")] + fn unlinkSync(path: JsValue) -> Result; + + #[wasm_bindgen(catch, js_name = "existsSync")] + fn exists_sync(path: JsValue) -> Result; +} diff --git a/packages/sdk/lib/src/sdk/wallet/wallet_web.rs b/packages/sdk/lib/src/sdk/wallet/wallet_web.rs new file mode 100644 index 000000000..5ae274d8c --- /dev/null +++ b/packages/sdk/lib/src/sdk/wallet/wallet_web.rs @@ -0,0 +1,35 @@ +use namada_sdk::{ + borsh::{BorshDeserialize, BorshSerialize}, + wallet::{Wallet, WalletIo, WalletStorage}, +}; +use rand::rngs::OsRng; + +#[derive(Debug, BorshSerialize, BorshDeserialize, Clone)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct BrowserWalletUtils { + #[borsh(skip)] + _name: String, +} + +impl BrowserWalletUtils { + pub fn new_utils(name: &str) -> Self { + Self { + _name: name.to_string(), + } + } +} + +impl WalletIo for BrowserWalletUtils { + type Rng = OsRng; +} + +//TODO: We can't implement it until namada changes trait to be async +impl WalletStorage for BrowserWalletUtils { + fn save(&self, _wallet: &Wallet) -> Result<(), namada_sdk::wallet::LoadStoreError> { + todo!() + } + + fn load(&self, _wallet: &mut Wallet) -> Result<(), namada_sdk::wallet::LoadStoreError> { + todo!() + } +} diff --git a/packages/sdk/lib/src/types/address.rs b/packages/sdk/lib/src/types/address.rs new file mode 100644 index 000000000..85f48490b --- /dev/null +++ b/packages/sdk/lib/src/types/address.rs @@ -0,0 +1,102 @@ +use namada_sdk::borsh::BorshDeserialize; +use namada_sdk::{ + address, + key::{ + self, + common::{PublicKey, SecretKey}, + PublicKeyHash, RefTo, + }, +}; +use std::str::FromStr; +use wasm_bindgen::prelude::*; + +/// Helper function to bech32 encode a public key from bytes +#[wasm_bindgen] +pub fn public_key_to_bech32(bytes: Vec) -> Result { + let public_key = PublicKey::try_from_slice(&bytes)?; + + Ok(public_key.to_string()) +} + +#[wasm_bindgen] +pub struct Address { + implicit: address::Address, + public: PublicKey, + hash: PublicKeyHash, +} + +#[wasm_bindgen] +impl Address { + /// Address helpers for wasm_bindgen + #[wasm_bindgen(constructor)] + pub fn new(secret: String) -> Address { + let private = SecretKey::Ed25519( + key::ed25519::SecretKey::from_str(&secret).expect("ed25519 encoding should not fail"), + ); + + #[allow(clippy::useless_conversion)] + let public = PublicKey::from(private.ref_to()); + let hash = PublicKeyHash::from(&public); + let implicit = address::Address::Implicit(address::ImplicitAddress::from(&public)); + + Address { + implicit, + public, + hash, + } + } + + pub fn implicit(&self) -> String { + self.implicit.encode() + } + + pub fn public(&self) -> String { + self.public.to_string() + } + + pub fn hash(&self) -> String { + self.hash.to_string() + } +} + +#[cfg(test)] +mod tests { + use super::*; + use wasm_bindgen_test::*; + + #[wasm_bindgen_test] + fn can_generate_implicit_address() { + let secret = + String::from("1498b5467a63dffa2dc9d9e069caf075d16fc33fdd4c3b01bfadae6433767d93"); + let address = Address::new(secret); + let implicit = address.implicit(); + + assert_eq!(implicit, "tnam1qpgk927uh2aqjs92yhycsh08n5yggvltn5nk92zp"); + assert_eq!(implicit.len(), address::ADDRESS_LEN); + } + + #[wasm_bindgen_test] + fn can_return_correct_public_key() { + let secret = + String::from("1498b5467a63dffa2dc9d9e069caf075d16fc33fdd4c3b01bfadae6433767d93"); + let address = Address::new(secret); + let public = address.public(); + + assert_eq!( + public, + "tpknam1qzm68sfdcryvwj9tqaf9kuq3y2ugh4u0vqx8vdpdyle9uhujg3xduf408cn" + ); + assert_eq!(public.len(), 66); + } + + #[wasm_bindgen_test] + fn can_return_correct_public_key_hash() { + let secret = + String::from("1498b5467a63dffa2dc9d9e069caf075d16fc33fdd4c3b01bfadae6433767d93"); + let address = Address::new(secret.clone()); + let hash = address.hash(); + + assert_eq!("5162ABDCBABA0940AA25C9885DE79D088433EB9D", hash); + assert_eq!(hash.len(), 40); + } +} diff --git a/packages/sdk/lib/src/types/masp.rs b/packages/sdk/lib/src/types/masp.rs new file mode 100644 index 000000000..9d279d801 --- /dev/null +++ b/packages/sdk/lib/src/types/masp.rs @@ -0,0 +1,245 @@ +//! PaymentAddress - Provide wasm_bindgen bindings for shielded addresses +//! See @namada/crypto for zip32 HD wallet functionality. +use js_sys::Uint8Array; +use namada_sdk::borsh::{self, BorshDeserialize}; +use namada_sdk::masp_primitives::zip32::ExtendedKey; +use namada_sdk::masp_primitives::{sapling, zip32}; +use namada_sdk::masp_proofs::jubjub; +use namada_sdk::{ + ExtendedSpendingKey as NamadaExtendedSpendingKey, + ExtendedViewingKey as NamadaExtendedViewingKey, PaymentAddress as NamadaPaymentAddress, +}; +use thiserror::Error; +use wasm_bindgen::prelude::*; + +#[derive(Debug, Error)] +pub enum MaspError { + #[error("PaymentAddress from_str failed!")] + PaymentAddress, + #[error("BorshDeserialize failed!")] + BorshDeserialize, +} + +/// Wrap ExtendedViewingKey +#[wasm_bindgen] +pub struct ExtendedViewingKey(pub(crate) NamadaExtendedViewingKey); + +/// wasm_bindgen bindings for ExtendedViewingKey +#[wasm_bindgen] +impl ExtendedViewingKey { + /// Instantiate ExtendedViewingKey from serialized vector + #[wasm_bindgen(constructor)] + pub fn new(key: &[u8]) -> Result { + let xfvk: zip32::ExtendedFullViewingKey = BorshDeserialize::try_from_slice(key) + .map_err(|err| format!("{}: {:?}", MaspError::BorshDeserialize, err))?; + + let vk = NamadaExtendedViewingKey::from(xfvk); + + Ok(ExtendedViewingKey(vk)) + } + + /// Return ExtendedViewingKey as Bech32-encoded String + pub fn encode(&self) -> String { + self.0.to_string() + } +} + +#[wasm_bindgen] +pub struct ProofGenerationKey(pub(crate) sapling::ProofGenerationKey); + +#[wasm_bindgen] +impl ProofGenerationKey { + pub fn encode(&self) -> String { + hex::encode( + borsh::to_vec(&self.0).expect("Serializing ProofGenerationKey should not fail!"), + ) + } + pub fn decode(encoded: String) -> ProofGenerationKey { + let decoded = hex::decode(encoded).expect("Decoding ProofGenerationKey should not fail!"); + + ProofGenerationKey( + sapling::ProofGenerationKey::try_from_slice(decoded.as_slice()) + .expect("Deserializing ProofGenerationKey should not fail!"), + ) + } +} + +/// Wrap ExtendedSpendingKey +#[wasm_bindgen] +pub struct PseudoExtendedKey(pub(crate) zip32::PseudoExtendedKey); + +#[wasm_bindgen] +impl PseudoExtendedKey { + pub fn encode(&self) -> String { + hex::encode(borsh::to_vec(&self.0).expect("Serializing PseudoExtendedKey should not fail!")) + } + pub fn decode(encoded: String) -> PseudoExtendedKey { + let decoded = hex::decode(encoded).expect("Decoding PsuedoExtendedKey should not fail!"); + + PseudoExtendedKey( + zip32::PseudoExtendedKey::try_from_slice(decoded.as_slice()) + .expect("Deserializing ProofGenerationKey should not fail!"), + ) + } +} + +/// Wrap ExtendedSpendingKey +#[wasm_bindgen] +pub struct ExtendedSpendingKey(pub(crate) NamadaExtendedSpendingKey); + +/// wasm_bindgen bindings for ExtendedViewingKey +#[wasm_bindgen] +impl ExtendedSpendingKey { + /// Instantiate ExtendedSpendingKey from serialized vector + #[wasm_bindgen(constructor)] + pub fn new(key: Uint8Array) -> Result { + let xsk: zip32::ExtendedSpendingKey = + BorshDeserialize::try_from_slice(key.to_vec().as_slice()) + .map_err(|err| format!("{}: {:?}", MaspError::BorshDeserialize, err))?; + + let xsk = NamadaExtendedSpendingKey::from(xsk); + + Ok(ExtendedSpendingKey(xsk)) + } + + pub fn to_proof_generation_key(&self) -> ProofGenerationKey { + let xsk = zip32::ExtendedSpendingKey::from(self.0); + let pgk = xsk + .to_proof_generation_key() + .expect("Converting to proof generation key should not fail!"); + + ProofGenerationKey(pgk) + } + + pub fn to_pseudo_extended_key(&self) -> PseudoExtendedKey { + let xsk = zip32::ExtendedSpendingKey::from(self.0); + let mut pxk = zip32::PseudoExtendedKey::from(xsk); + pxk.augment_spend_authorizing_key_unchecked(sapling::redjubjub::PrivateKey( + jubjub::Fr::default(), + )); + + PseudoExtendedKey(pxk) + } + + /// Return ExtendedSpendingKey as Bech32-encoded String + pub fn encode(&self) -> String { + self.0.to_string() + } +} + +/// Wrap PaymentAddress +#[wasm_bindgen] +pub struct PaymentAddress(pub(crate) NamadaPaymentAddress); + +/// wasm_bindgen bindings for PaymentAddress +#[wasm_bindgen] +impl PaymentAddress { + /// Instantiate PaymentAddress from serialized vector + #[wasm_bindgen(constructor)] + pub fn new(address: &[u8]) -> Result { + let payment_address: sapling::PaymentAddress = BorshDeserialize::try_from_slice(address) + .map_err(|err| format!("{}: {:?}", MaspError::BorshDeserialize, err))?; + let payment_address = NamadaPaymentAddress::from(payment_address); + Ok(PaymentAddress(payment_address)) + } + + /// Retrieve PaymentAddress hash + pub fn hash(&self) -> String { + self.0.hash() + } + + /// Return PaymentAddress as Bech32-encoded String + pub fn encode(&self) -> String { + self.0.to_string() + } +} + +#[cfg(test)] +mod tests { + use super::*; + + use wasm_bindgen_test::*; + + #[wasm_bindgen_test] + fn can_deserialize_an_extended_spending_key() { + // BorshSerialize'd slice, generated from @namada/crypto - zip32 + let encoded_xsk: &[u8] = &[ + 1, 233, 222, 184, 155, 1, 0, 0, 0, 232, 94, 130, 41, 9, 58, 197, 35, 245, 249, 232, + 225, 222, 38, 148, 105, 204, 14, 230, 30, 241, 22, 214, 38, 221, 49, 17, 147, 255, 136, + 219, 250, 71, 230, 226, 2, 146, 75, 94, 233, 234, 254, 128, 142, 209, 73, 65, 180, 64, + 235, 159, 125, 24, 77, 12, 246, 113, 174, 41, 217, 5, 190, 215, 6, 76, 189, 55, 31, 96, + 85, 114, 22, 215, 250, 140, 98, 162, 95, 203, 154, 180, 0, 231, 40, 172, 36, 137, 30, + 142, 181, 225, 143, 180, 110, 135, 2, 213, 181, 237, 102, 55, 178, 202, 2, 123, 161, + 104, 49, 91, 37, 62, 52, 132, 72, 103, 7, 60, 110, 171, 49, 22, 100, 146, 44, 79, 205, + 112, 25, 36, 51, 226, 228, 45, 242, 201, 220, 212, 220, 58, 92, 127, 47, 214, 59, 174, + 182, 74, 90, 65, 229, 187, 76, 65, 246, 34, 237, 107, 208, 178, 243, + ]; + let xsk = ExtendedSpendingKey::new(encoded_xsk.into()) + .expect("Instantiating ExtendedSpendingKey struct should not fail!"); + + let key = xsk.encode(); + let expected_key = + format!( + "{}{}{}", + "zsknam1q85aawymqyqqqq8gt6pzjzf6c53lt70gu80zd9rfes8wv8h3zmtzdhf3zxfllzxmlfr7dcszjf94a602l6qga52fgx6yp6ul05vy6r", + "8kwxhznkg9hmtsvn9axu0kq4tjzmtl4rrz5f0uhx45qrnj3tpy3y0gad0p376xapcz6k676e3hkt9qy7apdqc4kff7xjzysec883h2kvgkvjf", + "zcn7dwqvjgvlzuskl9jwu6nwr5hrl9ltrht4kffdyredmf3qlvghdd0gt9ucw4ccj7", + ); + + assert!(key.starts_with("zsknam")); + assert_eq!(key, expected_key); + } + + #[wasm_bindgen_test] + fn can_deserialize_an_extended_viewing_key() { + // BorshSerialize'd slice, generated from @namada/crypto - zip32 + let encoded_xfvk: &[u8] = &[ + 1, 233, 222, 184, 155, 1, 0, 0, 0, 232, 94, 130, 41, 9, 58, 197, 35, 245, 249, 232, + 225, 222, 38, 148, 105, 204, 14, 230, 30, 241, 22, 214, 38, 221, 49, 17, 147, 255, 136, + 219, 250, 231, 141, 253, 33, 141, 45, 47, 253, 94, 99, 2, 58, 233, 84, 152, 142, 60, + 45, 175, 100, 10, 5, 32, 126, 133, 46, 214, 50, 136, 235, 250, 73, 125, 112, 103, 142, + 119, 204, 205, 75, 30, 208, 119, 223, 218, 19, 88, 206, 173, 185, 244, 228, 224, 32, + 104, 193, 189, 255, 9, 147, 22, 21, 240, 191, 213, 181, 237, 102, 55, 178, 202, 2, 123, + 161, 104, 49, 91, 37, 62, 52, 132, 72, 103, 7, 60, 110, 171, 49, 22, 100, 146, 44, 79, + 205, 112, 25, 36, 51, 226, 228, 45, 242, 201, 220, 212, 220, 58, 92, 127, 47, 214, 59, + 174, 182, 74, 90, 65, 229, 187, 76, 65, 246, 34, 237, 107, 208, 178, 243, + ]; + let xfvk = ExtendedViewingKey::new(encoded_xfvk) + .expect("Instantiating ExtendedViewingKey struct should not fail!"); + + let key = xfvk.encode(); + let expected_key = + format!( + "{}{}{}", + "zvknam1q85aawymqyqqqq8gt6pzjzf6c53lt70gu80zd9rfes8wv8h3zmtzdhf3zxfllzxmltncmlfp35kjll27vvpr4625nz8rctd0vs9", + "q2gr7s5hdvv5ga0ayjltsv7880nxdfv0dqa7lmgf43n4dh86wfcpqdrqmmlcfjvtptu9l6k676e3hkt9qy7apdqc4kff7xjzysec883h2k", + "vgkvjfzcn7dwqvjgvlzuskl9jwu6nwr5hrl9ltrht4kffdyredmf3qlvghdd0gt9uce7vx4v", + ); + assert!(key.starts_with("zvknam")); + assert_eq!(key, expected_key); + } + + #[wasm_bindgen_test] + fn can_deserialize_a_payment_address() { + // BorshSerialize'd slice, generated from @namada/crypto - zip32 + let encoded_payment_address: &[u8] = &[ + 100, 199, 34, 96, 93, 67, 18, 95, 86, 139, 123, 213, 141, 228, 147, 169, 218, 247, 75, + 83, 195, 72, 73, 44, 65, 232, 243, 229, 209, 63, 183, 1, 87, 87, 203, 40, 180, 242, + 103, 187, 245, 224, 36, + ]; + let payment_address = PaymentAddress::new(encoded_payment_address) + .expect("Instantiating PaymentAddress struct should not fail!"); + + let address = payment_address.encode(); + let hash = payment_address.hash(); + + let expected_address = + "znam1vnrjyczagvf9745t002cmeyn48d0wj6ncdyyjtzpare7t5flkuq4w47t9z60yeam7hszgyhdw2j"; + + let expected_hash = "4E11B97D220F336CF36A14E8DDFE15ED34BC489D"; + + assert!(address.starts_with("znam")); + assert_eq!(address, expected_address); + assert_eq!(hash, expected_hash); + } +} diff --git a/packages/sdk/lib/src/types/mod.rs b/packages/sdk/lib/src/types/mod.rs new file mode 100644 index 000000000..29a4c18b3 --- /dev/null +++ b/packages/sdk/lib/src/types/mod.rs @@ -0,0 +1,3 @@ +pub mod address; +pub mod masp; +pub mod query; diff --git a/packages/sdk/lib/src/types/query.rs b/packages/sdk/lib/src/types/query.rs new file mode 100644 index 000000000..a118bc826 --- /dev/null +++ b/packages/sdk/lib/src/types/query.rs @@ -0,0 +1,36 @@ +use namada_sdk::borsh::BorshSerialize; +use serde::{Deserialize, Serialize}; + +#[derive(BorshSerialize)] +#[borsh(crate = "namada_sdk::borsh")] +pub struct ProposalInfo { + pub id: u64, + pub content: String, + pub author: String, + pub start_epoch: u64, + pub end_epoch: u64, + pub grace_epoch: u64, + pub tally_type: String, + pub proposal_type: String, + pub data: Option, +} + +#[derive(Debug, Serialize, Deserialize)] +pub struct WasmHash { + path: String, + hash: String, +} + +impl WasmHash { + pub fn new(path: String, hash: String) -> WasmHash { + WasmHash { path, hash } + } + + pub fn path(&self) -> String { + self.path.clone() + } + + pub fn hash(&self) -> String { + self.hash.clone() + } +} diff --git a/packages/sdk/lib/src/utils.rs b/packages/sdk/lib/src/utils.rs new file mode 100644 index 000000000..92d3efc21 --- /dev/null +++ b/packages/sdk/lib/src/utils.rs @@ -0,0 +1,58 @@ +use gloo_utils::format::JsValueSerdeExt; +use js_sys::Uint8Array; +use orion::kdf; +use serde::Serialize; +use std::fmt::Debug; +use wasm_bindgen::prelude::*; + +#[wasm_bindgen] +extern "C" { + #[wasm_bindgen(js_namespace = console)] + pub fn log(s: &str); +} + +#[allow(dead_code)] +pub fn console_log(string: &str) { + log(string); +} + +#[allow(dead_code)] +pub fn console_log_any(string: &T) { + log(format!("{:?}", string).as_str()); +} + +pub fn to_bytes(u_int_8_array: JsValue) -> Vec { + let array = Uint8Array::new(&u_int_8_array); + array.to_vec() +} + +/// Maps a result to a JsValue using Serde and Error into a JsError +/// +/// # Arguments +/// +/// * `result` - The result to map +pub fn to_js_result(result: T) -> Result +where + T: Serialize, +{ + match JsValue::from_serde(&result) { + Ok(v) => Ok(v), + Err(e) => Err(JsError::new(&e.to_string())), + } +} + +#[cfg(feature = "dev")] +pub fn set_panic_hook() { + web_sys::console::log_1(&"Set panic hook".into()); + console_error_panic_hook::set_once(); +} + +#[cfg(not(feature = "dev"))] +pub fn set_panic_hook() {} + +/// Derive an encryption key from a password. +pub fn encryption_key(salt: &kdf::Salt, password: String) -> kdf::SecretKey { + kdf::Password::from_slice(password.as_bytes()) + .and_then(|password| kdf::derive_key(&password, salt, 3, 1 << 16, 32)) + .expect("Generation of encryption secret key shouldn't fail") +} diff --git a/packages/sdk/package.json b/packages/sdk/package.json index 12219bdc4..1cadf7345 100644 --- a/packages/sdk/package.json +++ b/packages/sdk/package.json @@ -43,17 +43,21 @@ "build:web": "yarn wasm:build && tspc -p tsconfig.web.json && yarn wasm:web:cp && yarn wasm:web:rename", "build:node": "yarn wasm:build:node && tspc -p tsconfig.node.json && yarn wasm:node:cp", "build": "yarn prebuild && yarn build:web && yarn build:node", + "build:docs": "typedoc --plugin typedoc-plugin-markdown --out docs src/index.ts", "lint": "eslint", "lint:fix": "yarn lint --fix", "lint:ci": "yarn lint --max-warnings 0", - "wasm:build": "node ./scripts/build.cjs --release", - "wasm:build:multicore": "node ./scripts/build.cjs --release --multicore", - "wasm:build:dev": "node ./scripts/build.cjs", - "wasm:build:dev:multicore": "node ./scripts/build.cjs --multicore", - "wasm:build:node": "node ./scripts/build.cjs --node --release", - "wasm:build:node:dev": "node ./scripts/build.cjs --node", - "wasm:build:node:dev:multicore": "node ./scripts/build.cjs --node --multicore", - "build:docs": "typedoc --plugin typedoc-plugin-markdown --out docs src/index.ts", + "wasm:ts:node": "tsc -p tsconfig.node.json", + "wasm:ts:web": "tsc -p tsconfig.web.json", + "wasm:build": "yarn wasm:ts:web && node ./scripts/build.js --release", + "wasm:build:multicore": "yarn wasm:ts:web && node ./scripts/build.js --release --multicore", + "wasm:build:dev": "yarn wasm:ts:web && node ./scripts/build.js", + "wasm:build:dev:multicore": "yarn wasm:ts:web && node ./scripts/build.js --multicore", + "wasm:build:node": "yarn wasm:ts:node && node ./scripts/build.js --target nodejs --release", + "test-wasm:ci": "yarn wasm:ts:node && cd ./lib && wasm-pack test --node -- --features nodejs", + "wasm:build:node:multicore": "yarn wasm:ts:node && node ./scripts/build.js --target nodejs --release --multicore", + "wasm:build:node:dev": "yarn wasm:ts:node && node ./scripts/build.js --target nodejs", + "wasm:build:node:dev:multicore": "yarn wasm:ts:node && node ./scripts/build.js --target node --multicore", "test": "yarn wasm:build:node:dev && yarn jest", "test:cov": "yarn wasm:build:node:dev && yarn jest --coverage", "test:watch": "yarn wasm:build:node:dev && yarn jest --watchAll=true", diff --git a/packages/sdk/scripts/build.cjs b/packages/sdk/scripts/build.cjs index 614adbaa4..4448f5534 100644 --- a/packages/sdk/scripts/build.cjs +++ b/packages/sdk/scripts/build.cjs @@ -1,23 +1,17 @@ const { spawnSync } = require("child_process"); +/** + * TODO: Is this file no longer needed? I think it can be removed once build.js is updated! + */ const args = process.argv.filter((arg) => arg.match(/--\w+/)); const strippedArgs = new Set(args.map((arg) => arg.replace("--", ""))); const isRelease = strippedArgs.has("release"); const isMulticore = strippedArgs.has("multicore"); const isNode = strippedArgs.has("node"); -const taskShared = `wasm:build${isNode ? ":node" : ""}${ - !isRelease ? ":dev" : "" -}${isMulticore ? ":multicore" : ""}`; +const taskSdk = `wasm:build${isNode ? ":node" : ""}${!isRelease ? ":dev" : "" + }${isMulticore ? ":multicore" : ""}`; -const taskCrypto = `wasm:build${isNode ? ":node" : ""}${ - !isRelease ? ":dev" : "" -}`; - -spawnSync("yarn", ["workspace", "@namada/crypto", "run", taskCrypto], { - stdio: "inherit", -}); - -spawnSync("yarn", ["workspace", "@namada/shared", "run", taskShared], { +spawnSync("yarn", ["workspace", "@namada/sdk", "run", taskSdk], { stdio: "inherit", }); diff --git a/packages/sdk/scripts/build.js b/packages/sdk/scripts/build.js new file mode 100644 index 000000000..91da43f28 --- /dev/null +++ b/packages/sdk/scripts/build.js @@ -0,0 +1,89 @@ +const { parseArgs } = require("node:util"); +const { spawnSync, execSync } = require("child_process"); + +const targets = ["web", "nodejs"]; + +const argsOptions = { + target: { + type: "string", + short: "t", + }, + multicore: { + type: "boolean", + short: "m", + }, + release: { + type: "boolean", + short: "r", + }, +}; +const { + multicore, + release, + target: maybeTarget, +} = parseArgs({ + args: process.argv.slice(2), + options: argsOptions, +}).values; + +const mode = release ? "release" : "development"; +const multicoreLabel = multicore ? "on" : "off"; +const target = targets.includes(maybeTarget) ? maybeTarget : "web"; + +execSync("rm -rf dist"); +execSync("rm -rf src/wasm"); + +console.log( + `Building \"sdk\" in ${mode} mode for ${target} target. Multicore is ${multicoreLabel}.` +); + +const features = [target]; +let profile = "--release"; + +if (multicore) { + features.push("multicore"); +} +if (!release) { + features.push("dev"); + profile = "--dev"; +} + +const outDir = `${__dirname}/../src/wasm`; + +execSync(`rm -rf ${outDir}}`); +const { status } = spawnSync( + "wasm-pack", + [ + "build", + `${__dirname}/../lib`, + profile, + `--target`, + target, + `--out-dir`, + outDir, + `--`, + ["--features", features.join(",")].flat(), + multicore ? [`-Z`, `build-std=panic_abort,std`] : [], + ].flat(), + { + stdio: "inherit", + ...(multicore && { + env: { + ...process.env, + RUSTFLAGS: "-C target-feature=+atomics,+bulk-memory,+mutable-globals", + }, + }), + } +); + +if (status !== 0) { + process.exit(status); +} + +execSync("rm -rf dist && mkdir dist && mkdir dist/sdk"); + +// Remove the .gitignore so we can publish generated files +execSync(`rm -rf ${outDir}.gitignore`); + +// Manually copy wasms to dist +execSync(`cp -r ${outDir}/*.wasm ${__dirname}/../dist/sdk`);