Files
MoFin/agents_health_check.py
T

142 lines
4.7 KiB
Python

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
agents_health_check.py — MoFin Tier1 快速健康检查
====================================================
每 5 分钟运行一次(crontab)。检查关键服务的端口/HTTP/DB 可用性。
全正常时静默(不输出)。异常时写入 TODO 文件和 JSON 报告。
部署: crontab */5 * * * * cd /home/hmo/MoFin && python3 agents_health_check.py
"""
import json, os, sys, socket, sqlite3, urllib.request
from datetime import datetime
from pathlib import Path
# ---- Config ----
SCRIPT_DIR = Path(__file__).resolve().parent
TEMP_DIR = SCRIPT_DIR / "gateway" / "temp"
LOGS_DIR = SCRIPT_DIR / "gateway" / "logs"
# Ensure dirs
TEMP_DIR.mkdir(parents=True, exist_ok=True)
LOGS_DIR.mkdir(parents=True, exist_ok=True)
REPORT_FILE = TEMP_DIR / "last_health_check.json"
TODO_FILE = TEMP_DIR / "health_todos.jsonl"
LOG_FILE = LOGS_DIR / "health_check.log"
# ---- Service List ----
SERVICES = [
{"name": "mofin_api", "label": "MoFin API", "host": "127.0.0.1", "port": 8899, "type": "http", "check": "/api/portfolio"},
{"name": "mofin_dashboard", "label": "Dashboard", "host": "127.0.0.1", "port": 5804, "type": "http", "check": "/api/health"},
{"name": "zhiwei_gateway", "label": "知微 Gateway", "host": "127.0.0.1", "port": 8643, "type": "http", "check": "/v1/health"},
{"name": "ejabberd", "label": "ejabberd XMPP", "host": "127.0.0.1", "port": 5222, "type": "tcp", "check": None},
{"name": "mofin_db", "label": "MoFin 数据库", "host": "127.0.0.1", "port": 0, "type": "db", "check": "/home/hmo/web-dashboard/data/mofin.db"},
]
# ---- Checkers ----
def check_tcp(host, port, timeout=3):
try:
sock = socket.create_connection((host, port), timeout=timeout)
sock.close()
return True, "ok"
except Exception as e:
return False, str(e)
def check_http(host, port, path, timeout=3):
try:
url = f"http://{host}:{port}{path}"
req = urllib.request.Request(url)
resp = urllib.request.urlopen(req, timeout=timeout)
return 200 <= resp.status < 300, f"HTTP {resp.status}"
except Exception as e:
return False, str(e)
def check_db(db_path):
try:
conn = sqlite3.connect(db_path)
conn.execute("SELECT 1")
conn.close()
return True, "ok"
except Exception as e:
return False, str(e)
# ---- Main ----
def run():
now = datetime.now()
results = []
issues = []
for svc in SERVICES:
if svc["type"] == "tcp":
ok, detail = check_tcp(svc["host"], svc["port"])
elif svc["type"] == "http":
ok, detail = check_http(svc["host"], svc["port"], svc["check"])
elif svc["type"] == "db":
ok, detail = check_db(svc["check"])
else:
ok, detail = False, "unknown type"
results.append({
"name": svc["name"],
"label": svc["label"],
"type": svc["type"],
"port": svc["port"],
"health": {"ok": ok},
"detail": detail,
})
if not ok:
issues.append(svc)
# Write report
report = {
"services": results,
"summary": {
"ok": sum(1 for r in results if r["health"]["ok"]),
"total": len(results),
},
"generated_at": now.strftime("%Y-%m-%d %H:%M:%S"),
}
with open(REPORT_FILE, "w", encoding="utf-8") as f:
json.dump(report, f, ensure_ascii=False, indent=2)
# Handle issues
if issues:
# Write TODO entries
with open(TODO_FILE, "a", encoding="utf-8") as f:
for svc in issues:
entry = {
"service": svc["name"],
"label": svc["label"],
"reason": next((r["detail"] for r in results if r["name"] == svc["name"]), "unknown"),
"timestamp": now.isoformat(),
}
f.write(json.dumps(entry, ensure_ascii=False) + "\n")
# Log to file
with open(LOG_FILE, "a", encoding="utf-8") as f:
f.write(f"[{now.strftime('%Y-%m-%d %H:%M:%S')}] ISSUES: {len(issues)} failed\n")
for svc in issues:
detail = next((r["detail"] for r in results if r["name"] == svc["name"]), "")
f.write(f" - {svc['label']}: {detail}\n")
# Print to stdout (visible in cron log)
print(f"[{now.strftime('%H:%M')}] Health check: {len(issues)}/{len(SERVICES)} services failed")
for svc in issues:
detail = next((r["detail"] for r in results if r["name"] == svc["name"]), "")
print(f" FAIL: {svc['label']} ({svc['name']}) — {detail}")
else:
# All OK → silent
pass
if __name__ == "__main__":
run()