diff --git a/script/network/http_client.lua b/script/network/http_client.lua
index 4ff538da..eec91c9c 100644
--- a/script/network/http_client.lua
+++ b/script/network/http_client.lua
@@ -97,6 +97,7 @@ function HttpClient:send_request(url, timeout, querys, headers, method, datas)
     local fmt_url = self:format_url(url, querys)
     local request, curl_handle = curlm_mgr.create_request(fmt_url, to)
     if not request then
+        log_err("[HttpClient][send_request] failed : %s", curl_handle)
         log_err("[HttpClient][send_request] failed : {}", curl_handle)
         return false
     end
@@ -112,15 +113,15 @@ function HttpClient:send_request(url, timeout, querys, headers, method, datas)
     end
     local ok, err = request[method](datas or "")
     if not ok then
+        log_err("[HttpClient][send_request] curl %s failed: %s!", method, err)
         log_err("[HttpClient][send_request] curl {} failed: {}!", method, err)
         return false
     end
-
     local session_id = thread_mgr:build_session_id()
     self.contexts[curl_handle] = {
         request = request,
         session_id = session_id,
-        time = os.clock() * 1000 + to,
+        time = quanta.clock_ms + to,
     }
     return thread_mgr:yield(session_id, url, to)
 end
@@ -148,3 +149,4 @@ end
 quanta.http_client = HttpClient()
 
 return HttpClient
+
diff --git a/tools/config/download.lua b/tools/config/download.lua
index dd1ea134..82f34cab 100644
--- a/tools/config/download.lua
+++ b/tools/config/download.lua
@@ -1,3 +1,4 @@
+
 import("kernel.lua")
 import("sandbox.lua")
 import("basic/basic.lua")
@@ -8,48 +9,71 @@ import("kernel/timer_mgr.lua")
 import("kernel/event_mgr.lua")
 import("kernel/update_mgr.lua")
 import("network/http_client.lua")
-local ssplit        = qstring.split
-local lstdfs        = require("lstdfs")
-
-local ldir          = lstdfs.dir
 
-local log_debug     = logger.debug
-local event_mgr = quanta.get("event_mgr")
-local thread_mgr = quanta.get("thread_mgr")
-local http_client = quanta.get("http_client")
+local tinster           = table.insert
+local sformat           = string.format
+local ssplit            = qstring.split
+local log_debug         = logger.debug
+local lstdfs            = require("lstdfs")
+local lmkdir            = lstdfs.mkdir
+local thread_mgr        = quanta.get("thread_mgr")
+local http_client       = quanta.get("http_client")
+local server_id         = quanta.getenv("QUANTA_SERVER_ID")
+local host              = quanta.getenv("QUANTA_HOST") or "http://10.96.8.40:18080"
 
 quanta.startup(function()
 
-    ldir("./conf")
     thread_mgr:fork(function()
         local data = {
-            server_id = 11
+            server_id = server_id
         }
-
-        local ok, status, result = http_client:call_get("http://10.98.8.97:18080/env/render_server", data)
+        local url = sformat("%s/env/render_server", host)
+        print("url = ", url)
+        local ok, status, result = http_client:call_get(url, data)
+        --print(ok, status, result)
         local response = json.decode(result)
-        print(response)
-        for _, value in pairs(response.data.files) do
-            local name = value.name
-            local fs = io.open(string.format("./conf/%s", name), 'w')
-            if fs then
-                local contents = { }
-                if value.include and next(value.include) then
-                    for _, conf in pairs(value.include) do
-                        table.insert(contents, string.format("dofile(%s)\n", conf))
+        if type(response) ~= 'table' then
+            return
+        end
+        if response.data.env and response.data.files then
+            local env = response.data.env
+            print(lmkdir(sformat("./%s", env)))
+            for _, value in pairs(response.data.files) do
+                local name = value.name
+                local path = sformat("./%s/%s", env, name)
+                local fs = io.open(path, 'w')
+                if fs then
+                    local contents = { }
+                    if value.include and next(value.include) then
+                        for _, conf in pairs(value.include) do
+                            tinster(contents, sformat("dofile('%s/%s')\n", env, conf))
+                        end
                     end
-                end
-                for _, val in pairs(value.value) do
-                    local split_desc = ssplit(val.desc, '\n')
-                    for _, text in ipairs(split_desc) do
-                        table.insert(contents, string.format("--%s\n", text))
+                    for _, val in pairs(value.value) do
+                        if val.desc ~= '' then
+                            local split_desc = ssplit(val.desc, '\n')
+                            for _, text in pairs(split_desc) do
+                                if text ~= '' and text ~= '[[' then
+                                    tinster(contents, sformat("--%s\n", text))
+                                end
+                            end
+                        end
+
+                        if not val.enable then
+                            tinster(contents, "--")
+                        end
+                        if string.match(val.value, "^%[%[.-%]%]$") then
+                            tinster(contents, sformat("set_env('%s', %s)\n", val.key, val.value))
+                        else
+                            tinster(contents, sformat("set_env('%s', '%s')\n", val.key, val.value))
+                        end
                     end
-                    table.insert(contents, string.format("set_env('%s', '%s')\n", val.key, val.value))
+                    fs:write(table.concat(contents))
+                    fs:close()
+                    log_debug("write {} successful", name)
                 end
-                fs:write(table.concat(contents))
-                fs:close()
-                log_debug("write {} successful", name)
             end
         end
+        quanta.run = nil
     end)
 end)
\ No newline at end of file