45 lines
1.9 KiB
Bash
45 lines
1.9 KiB
Bash
#!/bin/sh
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# Back up the app's data under /data (the budget JSON files, imported PDFs/CSVs,
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# and uploaded images). This app stores everything as plain JSON files — there
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# is no SQLite database.
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#
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# Always writes a timestamped tar.gz to the local NAS path (/backups, mounted
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# from the host). ALSO pushes to Backblaze B2 — but only when a real bucket and
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# credentials are configured, so it's harmless before B2 is set up.
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#
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# rclone's B2 remote ("b2:") is configured from the RCLONE_CONFIG_B2_* env vars.
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# Runs once; the container loops it on BACKUP_INTERVAL.
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set -eu
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STAMP=$(date +%Y%m%d-%H%M%S)
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KEEP_DAYS="${BACKUP_KEEP_DAYS:-30}"
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LOCAL_DIR="/backups"
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echo "[backup ${STAMP}] starting"
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# 1. Local timestamped snapshot of everything under /data ---------------------
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mkdir -p "${LOCAL_DIR}"
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ARCHIVE="${LOCAL_DIR}/moon-data-${STAMP}.tar.gz"
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tar -czf "${ARCHIVE}" -C /data .
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echo "[backup ${STAMP}] local snapshot: ${ARCHIVE} ($(du -h "${ARCHIVE}" | cut -f1))"
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# prune old local snapshots
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find "${LOCAL_DIR}" -name 'moon-data-*.tar.gz' -type f -mtime +"${KEEP_DAYS}" -delete 2>/dev/null || true
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# 2. Optional Backblaze B2 push (only when a real bucket + key are set) --------
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if [ -n "${B2_BUCKET:-}" ] && [ "${B2_BUCKET#__}" = "${B2_BUCKET}" ] \
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&& [ -n "${RCLONE_CONFIG_B2_ACCOUNT:-}" ] && [ "${RCLONE_CONFIG_B2_ACCOUNT#__}" = "${RCLONE_CONFIG_B2_ACCOUNT}" ]; then
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DEST="b2:${B2_BUCKET}/moon-household-budget"
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if rclone copyto "${ARCHIVE}" "${DEST}/snapshots/moon-data-${STAMP}.tar.gz" 2>/tmp/rclone.err; then
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rclone sync /data "${DEST}/current" 2>>/tmp/rclone.err || true
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rclone delete --min-age "${KEEP_DAYS}d" "${DEST}/snapshots" 2>/dev/null || true
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echo "[backup ${STAMP}] pushed to B2 (${B2_BUCKET})"
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else
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echo "[backup ${STAMP}] B2 push FAILED: $(head -1 /tmp/rclone.err 2>/dev/null)"
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fi
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else
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echo "[backup ${STAMP}] B2 not configured — local snapshot only"
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fi
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echo "[backup ${STAMP}] done"
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