288ccef090
VACUUM INTO refuses to overwrite, so re-runs silently kept stale data (backup showed 6 users, live had 2). Caught by comparing counts.
14 lines
657 B
Bash
Executable file
14 lines
657 B
Bash
Executable file
#!/usr/bin/env bash
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# Daily SQLite backup: VACUUM INTO a timestamped copy, keep 7 days.
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# Usage: ./deploy/termux-backup.sh (run from repo root; safe while live)
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# Termux has no cron, so run this from Termux:Tasker, a daily alarm via
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# Termux:API, or manually. One line, one snapshot.
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cd "$(dirname "$0")/.."
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OUT="./backups/whaleprep-$(date +%F).db"
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mkdir -p ./backups
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# VACUUM INTO refuses to overwrite, so remove today's snapshot first —
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# otherwise re-runs silently keep stale data.
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rm -f "$OUT"
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sqlite3 ./whaleprep.db "VACUUM INTO '$OUT';"
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ls -t ./backups/whaleprep-*.db | tail -n +8 | xargs -r rm -f
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echo "backup -> $OUT ($(du -h "$OUT" | cut -f1))"
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