update
This commit is contained in:
1 parent
f935448389
commit
3f97dd92ef
26 files changed
+1865
-451
No files matched your search
+38
-47
@@ -1,8 +1,7 @@
|
||||
"""
|
||||
统一日志客户端 — 通过 pymsg TCP 调用 dbv2 execute 路由,逐条 INSERT 到 Logs 表。
|
||||
"""统一日志客户端 — 各服务共用(dnfs / smtp / static 三份副本内容一致,改动请同步)。
|
||||
|
||||
设计要点:
|
||||
- 通过 pymsg TCP 调用 dbv2 execute 路由,逐条 INSERT 到 Logs 表
|
||||
- 通过 pymsg RPC 调用 dbv2 execute 路由,逐条 INSERT 到 Logs 表
|
||||
- 异步非阻塞:内存队列 + 后台线程批量推送,不拖慢业务
|
||||
- fail-safe:db 服务不可用时静默丢弃,绝不影响业务
|
||||
- 缓冲批量:队列满 50 条或超时 2 秒时自动 flush
|
||||
@@ -10,9 +9,9 @@
|
||||
用法:
|
||||
from log_client import logs
|
||||
|
||||
logs.info("smtp", "验证码发送成功")
|
||||
logs.error("smtp", "验证码发送失败", extra={"errno": 2002})
|
||||
logs.push("smtp", "WARNING", "登录失败次数超限",
|
||||
logs.info("dnfs", "节点新增成功 id=42")
|
||||
logs.error("dnfs", "数据库连接失败", extra={"errno": 2002})
|
||||
logs.push("gateway", "WARNING", "登录失败次数超限",
|
||||
trace_id="req-abc", extra={"ip": "1.2.3.4"})
|
||||
"""
|
||||
|
||||
@@ -26,12 +25,12 @@ import atexit
|
||||
from datetime import datetime, timezone
|
||||
|
||||
_sys.path.insert(0, _os.path.join(_os.path.dirname(__file__), ".."))
|
||||
from pymsg import MsgClient # noqa: E402
|
||||
from pymsg import RpcClient, RpcError # noqa: E402
|
||||
|
||||
# ── 配置 ──────────────────────────────────────────────────────────────
|
||||
|
||||
_DBV2_ADDR = '127.0.0.1'
|
||||
_DBV2_PORT = 8005
|
||||
_DBV2_ADDR = _os.environ.get('DB_HOST', '127.0.0.1')
|
||||
_DBV2_PORT = int(_os.environ.get('DB_PORT', '8005'))
|
||||
|
||||
_BATCH_SIZE = 50 # 队列满 50 条时 flush
|
||||
_FLUSH_INTERVAL = 2.0 # 超时 2 秒强制 flush
|
||||
@@ -39,12 +38,9 @@ _TIMEOUT = 5 # socket 超时(秒)
|
||||
|
||||
|
||||
class LogClient:
|
||||
"""异步批量日志推送客户端。
|
||||
"""异步批量日志推送客户端。"""
|
||||
|
||||
通过 MsgClient(pymsg TCP 协议)逐条 INSERT 到 dbv2 的 Logs 表。
|
||||
"""
|
||||
|
||||
def __init__(self, service_name="smtp",
|
||||
def __init__(self, service_name="log",
|
||||
batch_size=_BATCH_SIZE,
|
||||
flush_interval=_FLUSH_INTERVAL):
|
||||
self._service_name = service_name
|
||||
@@ -88,9 +84,7 @@ class LogClient:
|
||||
def flush(self):
|
||||
"""手动 flush 队列中剩余的日志(含后台线程持有的局部 batch)。"""
|
||||
self._flush_signal.set() # 通知后台线程立即 flush 其局部 batch
|
||||
# 等待后台线程响应(queue.get 超时最长 0.5s)
|
||||
time.sleep(0.6)
|
||||
# 排空主队列中尚未被线程取走的条目
|
||||
time.sleep(0.6) # 等待后台线程响应
|
||||
batch = []
|
||||
while True:
|
||||
try:
|
||||
@@ -113,7 +107,6 @@ class LogClient:
|
||||
|
||||
while not self._stop.is_set():
|
||||
timeout = self._flush_interval - (time.monotonic() - last_flush)
|
||||
# 限制最长阻塞时间,以便及时响应 flush() 信号
|
||||
chk_timeout = max(0.1, min(timeout, 0.5))
|
||||
try:
|
||||
item = self._queue.get(timeout=chk_timeout)
|
||||
@@ -141,35 +134,33 @@ class LogClient:
|
||||
self._send(batch)
|
||||
|
||||
def _send(self, batch):
|
||||
"""通过 pymsg 使用 execute 路由逐条 INSERT 到 dbv2 Logs 表。"""
|
||||
"""通过 pymsg RPC(execute 路由)逐条 INSERT 到 dbv2 Logs 表。"""
|
||||
now = datetime.now(timezone.utc).isoformat()
|
||||
try:
|
||||
client = MsgClient(_DBV2_ADDR, _DBV2_PORT, self._service_name + "-log")
|
||||
for entry in batch:
|
||||
extra_val = entry.get("extra")
|
||||
payload = {
|
||||
"_route": "execute",
|
||||
"action": "insert",
|
||||
"table": "Logs",
|
||||
"values": {
|
||||
"ts": now,
|
||||
"service": entry.get("service"),
|
||||
"level": entry.get("level"),
|
||||
"message": entry.get("message"),
|
||||
"trace_id": entry.get("trace_id"),
|
||||
"extra": json.dumps(extra_val, ensure_ascii=False)
|
||||
if extra_val is not None else None,
|
||||
},
|
||||
}
|
||||
resp = client.call(json.dumps(payload), timeout=_TIMEOUT)
|
||||
resp_obj = json.loads(resp)
|
||||
if not resp_obj.get("success"):
|
||||
import sys
|
||||
print(f"[log_client] INSERT 失败: {resp_obj.get('error')}",
|
||||
file=sys.stderr)
|
||||
except Exception as e:
|
||||
import sys
|
||||
print(f"[log_client] 发送失败: {e}", file=sys.stderr)
|
||||
client = RpcClient(_DBV2_ADDR, _DBV2_PORT, self._service_name + "-log")
|
||||
for entry in batch:
|
||||
extra_val = entry.get("extra")
|
||||
payload = {
|
||||
"action": "insert",
|
||||
"table": "Logs",
|
||||
"values": {
|
||||
"ts": now,
|
||||
"service": entry.get("service"),
|
||||
"level": entry.get("level"),
|
||||
"message": entry.get("message"),
|
||||
"trace_id": entry.get("trace_id"),
|
||||
"extra": json.dumps(extra_val, ensure_ascii=False)
|
||||
if extra_val is not None else None,
|
||||
},
|
||||
}
|
||||
try:
|
||||
client.call("execute", payload, timeout=_TIMEOUT)
|
||||
except RpcError as e:
|
||||
# 业务错误(如表结构不符):打印后继续下一条
|
||||
print(f"[log_client] INSERT 失败: {e}", file=_sys.stderr)
|
||||
except Exception as e:
|
||||
# 网络错误:db 不可用,放弃本批剩余(fail-safe)
|
||||
print(f"[log_client] 发送失败: {e}", file=_sys.stderr)
|
||||
break
|
||||
|
||||
def _shutdown(self):
|
||||
"""进程退出时 flush 剩余日志。"""
|
||||
@@ -179,4 +170,4 @@ class LogClient:
|
||||
|
||||
# ── 全局单例 ──────────────────────────────────────────────────────────
|
||||
|
||||
logs = LogClient(service_name="smtp")
|
||||
logs = LogClient()
|
||||
Reference in new issue
Block a user