64925ffe5b
- Cria health_check/ com __init__.py, _ping.py e _config.py - healthcheck.py vira CLI fino que usa o pacote - pyproject.toml completo com build system (hatchling) e metadados - docs/ping-payload.md com instruções de uso como biblioteca
49 lines
1.6 KiB
Python
49 lines
1.6 KiB
Python
#!/usr/bin/env python3
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"""CLI entry point for health-check."""
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import os
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import sys
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from datetime import datetime, timezone
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import urllib.error
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from health_check import ping, ping_fail, load_config
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AGENT = "Ronaldo Freitas Dias"
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def main() -> int:
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config = load_config()
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url = sys.argv[1] if len(sys.argv) > 1 else os.environ.get("HEALTHCHECK_URL") or config.get("HEALTHCHECK_URL")
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if not url:
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print("ERROR: HEALTHCHECK_URL not set", file=sys.stderr)
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return 1
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device = os.environ.get("DEVICE_NAME") or config.get("DEVICE_NAME", "unknown")
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timeout = int(os.environ.get("HEALTHCHECK_TIMEOUT", 10))
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try:
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status = ping(url, agent=AGENT, device=device, timeout=timeout)
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if 200 <= status < 300:
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print(f"{datetime.now(timezone.utc).isoformat()} status={status} device={device} url={url}")
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return 0
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print(f"ERROR: HTTP {status} url={url}", file=sys.stderr)
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ping_fail(url, agent=AGENT, device=device, timeout=timeout)
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return 2
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except urllib.error.HTTPError as exc:
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print(f"HTTPError {exc.code} {exc.reason} url={url}", file=sys.stderr)
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ping_fail(url, agent=AGENT, device=device, timeout=timeout)
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return 3
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except urllib.error.URLError as exc:
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print(f"URLError {exc.reason} url={url}", file=sys.stderr)
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ping_fail(url, agent=AGENT, device=device, timeout=timeout)
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return 4
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except Exception as exc:
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print(f"ERROR {exc} url={url}", file=sys.stderr)
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ping_fail(url, agent=AGENT, device=device, timeout=timeout)
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return 5
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if __name__ == "__main__":
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sys.exit(main())
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