Emit balance change events from the protocol

.changelog/unreleased/improvements/3088-emit-generic-events-wasm.md

@@ -0,0 +1,2 @@
+- Emit core events (i.e. `namada_core::event::Event`) from tx wasms.
+  ([\#3088](https://github.com/anoma/namada/pull/3088))

.changelog/unreleased/improvements/3102-move-events-to-submodules.md

@@ -0,0 +1,2 @@
+- Move event types to their appropriate crates.
+  ([\#3102](https://github.com/anoma/namada/pull/3102))

.changelog/unreleased/improvements/3141-balance-change-events.md

@@ -0,0 +1,2 @@
+- Emit balance change events for various protocol actions.
+  ([\#3141](https://github.com/anoma/namada/pull/3141))

.changelog/v0.33.0/improvements/3032-generalize-events.md

@@ -0,0 +1,2 @@
+- Erase protocol specific details from the core API of events in Namada.
+  ([\#3032](https://github.com/anoma/namada/pull/3032))

.github/workflows/scripts/hermes.txt

@@ -1 +1 @@
-1.7.4-namada-beta8-rc2
+1.7.4-namada-beta9-rc

Cargo.toml

@@ -9,6 +9,7 @@ members = [
   "crates/core",
   "crates/encoding_spec",
   "crates/ethereum_bridge",
+  "crates/events",
   "crates/gas",
   "crates/governance",
   "crates/ibc",
@@ -113,6 +114,7 @@ indexmap = { git = "https://github.com/heliaxdev/indexmap", tag = "2.2.4-heliax-
 itertools = "0.10.0"
 jubjub = "0.10"
 k256 = { version = "0.13.0", default-features = false, features = ["ecdsa", "pkcs8", "precomputed-tables", "serde", "std"]}
+konst = { version = "0.3.8", default-features = false }
 lazy_static = "1.4.0"
 ledger-namada-rs = { git = "https://github.com/Zondax/ledger-namada", tag = "v0.0.12" }
 ledger-transport-hid = "0.10.0"
@@ -130,6 +132,7 @@ num-traits = "0.2.14"
 once_cell = "1.8.0"
 orion = "0.16.0"
 paste = "1.0.9"
+patricia_tree = "0.8.0"
 pretty_assertions = "1.4.0"
 primitive-types = "0.12.1"
 proptest = "1.4.0"

Makefile

@@ -37,6 +37,7 @@ crates += namada_benchmarks
 crates += namada_core
 crates += namada_encoding_spec
 crates += namada_ethereum_bridge
+crates += namada_events
 crates += namada_gas
 crates += namada_governance
 crates += namada_ibc

crates/apps/src/lib/bench_utils.rs

@@ -25,6 +25,8 @@ use namada::core::masp::{
 use namada::core::storage::{BlockHeight, Epoch, Key, KeySeg, TxIndex};
 use namada::core::time::DateTimeUtc;
 use namada::core::token::{Amount, DenominatedAmount, Transfer};
+use namada::events::extend::{ComposeEvent, ValidMaspTx};
+use namada::events::Event;
 use namada::governance::storage::proposal::ProposalType;
 use namada::governance::InitProposalData;
 use namada::ibc::apps::transfer::types::msgs::transfer::MsgTransfer as IbcMsgTransfer;
@@ -73,6 +75,7 @@ use namada::ledger::queries::{
 use namada::state::StorageRead;
 use namada::tx::data::pos::Bond;
 use namada::tx::data::{Fee, TxResult, VpsResult};
+use namada::tx::event::{new_tx_event, InnerTx};
 use namada::tx::{Authorization, Code, Data, Section, Tx};
 use namada::vm::wasm::run;
 use namada::{proof_of_stake, tendermint};
@@ -882,32 +885,20 @@ impl Client for BenchShell {
                 self.last_block_masp_txs
                     .iter()
                     .enumerate()
-                    .map(|(idx, (_tx, changed_keys))| {
+                    .map(|(idx, (tx, changed_keys))| {
                         let tx_result = TxResult {
                             gas_used: 0.into(),
                             wrapper_changed_keys: Default::default(),
                             changed_keys: changed_keys.to_owned(),
                             vps_result: VpsResult::default(),
                             initialized_accounts: vec![],
-                            ibc_events: BTreeSet::default(),
-                            eth_bridge_events: BTreeSet::default(),
+                            events: BTreeSet::default(),
                         };
-                        namada::tendermint::abci::Event {
-                            kind: "applied".to_string(),
-                            // Mock the masp and tx attributes
-                            attributes: vec![
-                                namada::tendermint::abci::EventAttribute {
-                                    key: "is_valid_masp_tx".to_string(),
-                                    value: format!("{}", idx),
-                                    index: true,
-                                },
-                                namada::tendermint::abci::EventAttribute {
-                                    key: "inner_tx".to_string(),
-                                    value: tx_result.to_string(),
-                                    index: true,
-                                },
-                            ],
-                        }
+                        let event: Event = new_tx_event(tx, height.value())
+                            .with(InnerTx(&tx_result))
+                            .with(ValidMaspTx(TxIndex::must_from_usize(idx)))
+                            .into();
+                        namada::tendermint::abci::Event::from(event)
                     })
                     .collect(),
             )