mirror of
https://github.com/Terranom674/Piwigo_Bratonien_Tools.git
synced 2026-09-19 17:34:31 +00:00
116 lines
4.1 KiB
Python
116 lines
4.1 KiB
Python
#!/usr/bin/env python3
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"""Debounce Nextcloud activity and request a periodic safety reconciliation."""
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from __future__ import annotations
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import argparse
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import hashlib
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import json
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import os
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import subprocess
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import sys
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import tempfile
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import time
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from pathlib import Path
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def load(path: Path) -> dict[str, object]:
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defaults: dict[str, object] = {
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"processed": 0,
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"observed": 0,
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"pending_since": 0,
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"last_change": 0,
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"last_full": 0,
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"source_signature": "",
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}
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if not path.exists():
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return defaults
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data = json.loads(path.read_text(encoding="utf-8"))
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return {
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"processed": int(data.get("processed", 0)),
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"observed": int(data.get("observed", 0)),
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"pending_since": int(data.get("pending_since", 0)),
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"last_change": int(data.get("last_change", 0)),
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"last_full": int(data.get("last_full", 0)),
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"source_signature": str(data.get("source_signature", "")),
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}
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def save(path: Path, state: dict[str, object]) -> None:
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path.parent.mkdir(parents=True, exist_ok=True)
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fd, name = tempfile.mkstemp(dir=path.parent)
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with os.fdopen(fd, "w", encoding="utf-8") as handle:
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json.dump(state, handle, sort_keys=True)
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handle.write("\n")
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Path(name).replace(path)
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def query(args: argparse.Namespace, sql: str) -> str:
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env = os.environ.copy()
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env["PGPASSWORD"] = args.password_file.read_text(encoding="utf-8").strip()
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command = ["psql", "-XAt", "-h", args.host, "-p", str(args.port), "-U", args.user, "-d", args.database, "-c", sql]
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return subprocess.run(command, env=env, check=True, text=True, capture_output=True).stdout
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def latest(args: argparse.Namespace) -> int:
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return int(query(args, f"SELECT COALESCE(MAX(activity_id), 0) FROM {args.view}").strip())
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def source_signature(args: argparse.Namespace) -> str:
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if not args.source_view:
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return ""
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payload = query(args, f"SELECT share_id, display_name, storage_id, source_path FROM {args.source_view} ORDER BY share_id")
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return hashlib.sha256(payload.encode("utf-8")).hexdigest()
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def main() -> int:
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parser = argparse.ArgumentParser()
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parser.add_argument("action", choices=("check", "commit"))
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parser.add_argument("--state", required=True, type=Path)
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parser.add_argument("--host", required=True)
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parser.add_argument("--port", type=int, default=5432)
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parser.add_argument("--database", required=True)
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parser.add_argument("--user", required=True)
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parser.add_argument("--password-file", required=True, type=Path)
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parser.add_argument("--view", default="piwigo_showcase_activity")
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parser.add_argument("--source-view", default="")
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parser.add_argument("--quiet", type=int, default=120)
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parser.add_argument("--max-wait", type=int, default=900)
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parser.add_argument("--full-after", type=int, default=86400)
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args = parser.parse_args()
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try:
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state = load(args.state)
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now = int(time.time())
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current = latest(args)
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current_source = source_signature(args)
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if args.action == "commit":
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state.update(processed=current, observed=current, pending_since=0, last_change=0, last_full=now, source_signature=current_source)
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save(args.state, state)
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return 0
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if not int(state["last_full"]):
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return 0
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if current_source and current_source != str(state["source_signature"]):
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return 0
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if current > int(state["observed"]):
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state["observed"] = current
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state["last_change"] = now
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state["pending_since"] = int(state["pending_since"]) or now
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save(args.state, state)
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if now - int(state["last_full"]) >= args.full_after:
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return 0
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if int(state["observed"]) <= int(state["processed"]):
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return 3
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if now - int(state["last_change"]) >= args.quiet or now - int(state["pending_since"]) >= args.max_wait:
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return 0
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return 3
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except Exception as error:
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print(f"activity-gate: {error}", file=sys.stderr)
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return 1
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if __name__ == "__main__":
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raise SystemExit(main())
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