dev

domain-api/app/services/logs_service.py

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+from __future__ import annotations
+
+import json
+from datetime import datetime
+from pathlib import Path
+from zipfile import ZIP_DEFLATED, ZipFile
+
+from app.core.files import runtime_root, tail_lines
+from app.services.detect_service import get_detect_status
+from app.services.runtime_status_service import get_runtime_status
+from app.services.settings_service import get_settings_payload
+
+
+def _tail_api_runtime_log(filename: str, max_lines: int = 80) -> list[str]:
+    path = Path(__file__).resolve().parents[2] / "runtime" / "logs" / filename
+    if not path.exists():
+        return []
+    with path.open("r", encoding="utf-8", errors="replace") as handle:
+        return handle.read().splitlines()[-max_lines:]
+
+
+def latest_logs() -> dict:
+    worker_lines = tail_lines("detect_worker.log", max_lines=80)
+    desktop_lines = tail_lines("logs/app.log", max_lines=60)
+    api_stdout_lines = _tail_api_runtime_log("domain-api.stdout.log", max_lines=60)
+    api_stderr_lines = _tail_api_runtime_log("domain-api.stderr.log", max_lines=60)
+    api_lines = api_stderr_lines + api_stdout_lines + desktop_lines
+
+    summary = "未发现显著异常"
+    level = "info"
+    if any("Redis订阅失败" in line for line in worker_lines):
+        summary = "检测端存在 Redis 订阅读超时重连，需要后续继续优化订阅策略。"
+        level = "warning"
+    elif any("无可用代理" in line for line in worker_lines):
+        summary = "代理池存在无可用代理情况，检测端当前可能回落直连或等待代理。"
+        level = "warning"
+    elif any("Traceback" in line or "ERROR:" in line for line in api_lines):
+        summary = "API 运行日志中发现异常堆栈，请优先检查 domain-api stderr 日志。"
+        level = "warning"
+
+    return {
+        "worker": worker_lines,
+        "api": api_lines,
+        "diagnostics": {
+            "summary": summary,
+            "level": level,
+        },
+    }
+
+
+def build_diagnostic_bundle() -> tuple[Path, str]:
+    payload = latest_logs()
+    generated_at = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+    timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
+
+    bundle_dir = runtime_root() / "diagnostics"
+    bundle_dir.mkdir(parents=True, exist_ok=True)
+    zip_path = bundle_dir / f"diagnostic_bundle_{timestamp}.zip"
+
+    settings_payload = get_settings_payload()
+    detect_status = get_detect_status()
+    runtime_status = get_runtime_status()
+
+    with ZipFile(zip_path, "w", compression=ZIP_DEFLATED) as archive:
+        archive.writestr(
+            "summary.json",
+            json.dumps(
+                {
+                    "generated_at": generated_at,
+                    "diagnostics": payload["diagnostics"],
+                    "runtime_status": runtime_status,
+                    "detect_status": detect_status,
+                },
+                ensure_ascii=False,
+                indent=2,
+                default=str,
+            ),
+        )
+        archive.writestr(
+            "settings_snapshot.json",
+            json.dumps(settings_payload, ensure_ascii=False, indent=2, default=str),
+        )
+        archive.writestr("logs/worker.log", "\n".join(payload["worker"]))
+        archive.writestr("logs/api.log", "\n".join(payload["api"]))
+
+    return zip_path, zip_path.name