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nix-channels: Also garbage collect very old channels #208

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Merged
shankerwangmiao merged 1 commit into from
Jul 13, 2026
+6 −1
Merged

nix-channels: Also garbage collect very old channels #208

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7 changes: 6 additions & 1 deletion nix-channels.py
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,7 @@
THREADS = int(os.getenv('NIX_MIRROR_THREADS', 10))
DELETE_OLD = os.getenv('NIX_MIRROR_DELETE_OLD', '1') == '1'
RETAIN_DAYS = float(os.getenv('NIX_MIRROR_RETAIN_DAYS', 30))
CLONE_SINCE_DAYS = float(os.getenv('NIX_MIRROR_CLONE_SINCE_DAYS', 360))

STORE_DIR = 'store'
RELEASES_DIR = 'releases'
Expand All @@ -44,7 +45,7 @@
# be too old and defunct.
#
# [1]: https://discourse.nixos.org/t/announcement-moving-nixos-org-to-netlify/6212
CLONE_SINCE = datetime(2020, 3, 6, tzinfo=pytz.utc)
CLONE_SINCE = datetime.now() - timedelta(days=CLONE_SINCE_DAYS)
TIMEOUT = 60

working_dir = Path(WORKING_DIR)
Expand Down Expand Up @@ -394,6 +395,10 @@ def garbage_collect():
date_str = date_match[0]
released_date = datetime.strptime(date_str, '%Y-%m-%d %H:%M:%S')

# Very old channel version, ignore for GC
if released_date < CLONE_SINCE:
continue

if released_date >= time_threshold:
alive.add(release)

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