feat: harden dedupe runtime and NAS deployment

2026-09-18 05:06:46 +08:00
parent 04e6f351e8
commit 7219d93b99
11 changed files with 180 additions and 72 deletions
@@ -1,18 +1,44 @@
 from __future__ import annotations
+
 import argparse
 from pathlib import Path
+
 from .exact import exact_dedupe
-from .scanner import scan
 from .l2 import acoustic_dedupe
+from .scanner import scan
 from .watcher import watch

-def main():
- p=argparse.ArgumentParser(prog='am-deduper'); sub=p.add_subparsers(dest='cmd',required=True)
- for name in ('scan','dedupe','reconcile','watch'):
-  sp=sub.add_parser(name); sp.add_argument('root',type=Path); sp.add_argument('--db',type=Path,default=None)
- a=p.parse_args(); db=a.db or a.root/'.dedupe'/'dedupe.db'
- if a.cmd=='watch': watch(a.root,db); return
- print(f'indexed={scan(a.root,db)} db={db}')
- if a.cmd in ('dedupe','reconcile'):
-  ex=exact_dedupe(db,a.root); print(f'exact_hardlinked={len(ex)}')
-  l2=acoustic_dedupe(db,a.root); print(f'l2={l2}')
+
+def main() -> None:
+    parser = argparse.ArgumentParser(prog="am-deduper")
+    sub = parser.add_subparsers(dest="cmd", required=True)
+
+    def add_common(sp):
+        sp.add_argument("root", type=Path)
+        sp.add_argument("--db", type=Path, default=None)
+        sp.add_argument("--dry-run", action="store_true", help="report actions without changing files")
+
+    add_common(sub.add_parser("scan"))
+    add_common(sub.add_parser("dedupe"))
+    add_common(sub.add_parser("reconcile"))
+    watch_parser = sub.add_parser("watch")
+    watch_parser.add_argument("root", type=Path)
+    watch_parser.add_argument("--db", type=Path, default=None)
+    watch_parser.add_argument("--l2", action="store_true", help="enable acoustic matching in the watcher")
+
+    args = parser.parse_args()
+    db = args.db or (Path("/data/dedupe.db") if args.cmd != "watch" and str(args.root).startswith("/music/") else args.root / ".dedupe" / "dedupe.db")
+
+    if args.cmd == "watch":
+        watch(args.root, db, l2=args.l2)
+        return
+
+    indexed = scan(args.root, db)
+    print(f"indexed={indexed} db={db}")
+    if args.cmd == "scan":
+        return
+
+    exact = exact_dedupe(db, args.root, dry_run=args.dry_run)
+    print(f"exact_hardlinked={len(exact)} dry_run={args.dry_run}")
+    l2 = acoustic_dedupe(db, args.root, dry_run=args.dry_run)
+    print(f"l2={l2} dry_run={args.dry_run}")