50 lines
2.7 KiB
Python
50 lines
2.7 KiB
Python
# actions/backup/run.py
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"""Port of sync/tiers restic-backup (SP4: behavior-identical). Runs the restic core
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service one-shot: init-if-needed -> backup tiers -> forget --prune -> Telegram."""
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import os
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from engine.descriptor import Meta, Arg
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METADATA = Meta(summary="Run restic backup of the backed-up tiers (init-if-needed, backup, forget --prune).",
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args=[Arg("telegram_bot_url", "Telegram Bot URL for notifications")])
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TITLE = "Restic Host Backup"
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def run(ctx, args):
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log, node, url = ctx.log, ctx.node.name, args.telegram_bot_url
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core = ctx.paths.core
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tag = f"com-ermnvldmr-root-{node}" # KEPT unchanged for backup continuity (SP4/Decision D)
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if not os.path.isfile(os.path.join(core, "docker-compose.yml")):
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log.error(f"Core compose not found in {core}"); raise SystemExit(1)
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env = dict(os.environ, COMPOSE_PROFILES="manual")
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env.update({k: v for k, v in ctx.vars().items() if k.startswith("APEX_")}) # tier paths, identity
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envfiles = []
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for ef in (".env", "apex.env"): # secrets (.env) + committed scalars (apex.env)
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if os.path.isfile(os.path.join(core, ef)):
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envfiles += ["--env-file", ef]
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def restic(*cmd, check=True):
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return ctx.sys.run(["docker", "compose", *envfiles, "--profile", "manual",
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"run", "--rm", "restic", *cmd], cwd=core, env=env, check=check)
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try:
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log.info("Checking restic repository availability...")
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if restic("snapshots", check=False).returncode == 0:
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log.info("Restic repository reachable.")
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elif restic("init", check=False).returncode != 0:
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ctx.notify.error(TITLE, url, "restic init failed", node); raise SystemExit(1)
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log.info("Backing up /data/@tier1 and /data/@tier2 ...")
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if restic("backup", "/data/@tier1", "/data/@tier2", "--host", node, "--tag", tag,
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"--compression", "auto", check=False).returncode != 0:
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ctx.notify.error(TITLE, url, "restic backup failed", node); raise SystemExit(1)
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log.info("Applying retention (forget --prune)...")
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if restic("forget", "--prune", "--keep-daily", "7", "--keep-weekly", "4",
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"--keep-monthly", "12", check=False).returncode != 0:
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ctx.notify.error(TITLE, url, "restic forget/prune failed", node); raise SystemExit(1)
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log.success("Restic backup completed.")
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ctx.notify.success(TITLE, url, f"Restic backup + retention succeeded for {node}", node)
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except SystemExit:
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raise
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except Exception as e:
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log.error(f"{type(e).__name__}: {e}")
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ctx.notify.error(TITLE, url, f"backup failed: {e}", node)
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raise SystemExit(1)
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