Aner Zakobar
121 lines
4.0 KiB
Bash
Executable File
121 lines
4.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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BACKUP_DIR="$HOME/homey-backup"
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TIMESTAMP=$(date +%Y%m%d_%H%M%S)
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NAMESPACE="homey"
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NODE="root@192.168.1.100"
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NC_DATA_DEST="$BACKUP_DIR/nextcloud-data/backups/$TIMESTAMP"
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NC_DB_DEST="$BACKUP_DIR/nextcloud-postgres/backups/$TIMESTAMP"
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show_progress() {
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local file="$1"
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local label="$2"
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local total="${3:-0}"
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while [[ ! -f "$file" ]]; do
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sleep 0.2
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done
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while kill -0 "$BACKUP_PID" 2>/dev/null; do
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local size=$(stat -c%s "$file" 2>/dev/null || echo "0")
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if [[ "$total" -gt 0 ]]; then
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local pct=$((size * 100 / total))
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local size_hr=$(numfmt --to=iec-i --suffix=B "$size" 2>/dev/null || echo "${size}B")
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local total_hr=$(numfmt --to=iec-i --suffix=B "$total" 2>/dev/null || echo "${total}B")
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printf "\r%s: %s / %s (%d%%) " "$label" "$size_hr" "$total_hr" "$pct"
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else
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local size_hr=$(numfmt --to=iec-i --suffix=B "$size" 2>/dev/null || echo "${size}B")
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printf "\r%s: %s " "$label" "$size_hr"
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fi
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sleep 0.5
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done
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local final=$(stat -c%s "$file" 2>/dev/null || echo "0")
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local final_hr=$(numfmt --to=iec-i --suffix=B "$final" 2>/dev/null || echo "${final}B")
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printf "\r%s: %s - done! \n" "$label" "$final_hr"
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}
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wait_for_cluster() {
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echo "Waiting for Kubernetes cluster..."
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local max_wait=300
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local start=$(date +%s)
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while true; do
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if kubectl get nodes &>/dev/null; then
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echo "Cluster ready!"
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return 0
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fi
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local now=$(date +%s)
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if [[ $((now - start)) -ge $max_wait ]]; then
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echo "ERROR: Cluster not available after ${max_wait}s"
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return 1
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fi
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printf "\rWaiting... %ds " $((now - start))
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sleep 5
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done
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}
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echo "=== Nextcloud Backup ==="
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echo "Started: $(date)"
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mkdir -p "$NC_DATA_DEST"
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mkdir -p "$NC_DB_DEST"
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if ! wait_for_cluster; then
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echo "Cluster unavailable. Cannot proceed."
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exit 1
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fi
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echo ""
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echo "--- Backing up PostgreSQL ---"
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DB_POD=$(kubectl get pods -n "$NAMESPACE" -l app=nextcloud-postgres -o jsonpath='{.items[0].metadata.name}')
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if [[ -z "$DB_POD" ]]; then
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echo "ERROR: PostgreSQL pod not found"
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exit 1
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fi
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DB_SIZE=$(kubectl exec -n "$NAMESPACE" "$DB_POD" -- psql -U postgres -d nextcloud_db -t -c "SELECT pg_database_size('nextcloud_db');" 2>/dev/null | tr -d ' ' || echo "0")
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echo "Database size: $(numfmt --to=iec-i --suffix=B "$DB_SIZE" 2>/dev/null || echo "$DB_SIZE bytes")"
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echo "Dumping database from $DB_POD..."
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kubectl exec -n "$NAMESPACE" "$DB_POD" -- sh -c "pg_dump -U postgres nextcloud_db" | gzip > "$NC_DB_DEST/dump.sql.gz" &
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BACKUP_PID=$!
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show_progress "$NC_DB_DEST/dump.sql.gz" "Database" "$DB_SIZE"
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wait $BACKUP_PID 2>/dev/null || true
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echo "Database backup: $(du -sh "$NC_DB_DEST/dump.sql.gz" | cut -f1)"
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echo ""
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echo "--- Backing up Nextcloud data ---"
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NC_POD=$(kubectl get pods -n "$NAMESPACE" -l app=nextcloud -o jsonpath='{.items[0].metadata.name}')
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if [[ -z "$NC_POD" ]]; then
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echo "ERROR: Nextcloud pod not found"
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exit 1
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fi
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NC_SIZE=$(kubectl exec -n "$NAMESPACE" "$NC_POD" -- du -sb /var/www/html 2>/dev/null | awk '{print $1}' || echo "0")
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echo "Data size: $(numfmt --to=iec-i --suffix=B "$NC_SIZE" 2>/dev/null || echo "$NC_SIZE bytes")"
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echo "Creating tar archive from $NC_POD..."
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kubectl exec -n "$NAMESPACE" "$NC_POD" -- tar cf - -C /var/www/html . 2>/dev/null | gzip > "$NC_DATA_DEST/data.tar.gz" &
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BACKUP_PID=$!
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show_progress "$NC_DATA_DEST/data.tar.gz" "Data" "$NC_SIZE"
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wait $BACKUP_PID 2>/dev/null || true
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echo "Data backup: $(du -sh "$NC_DATA_DEST/data.tar.gz" | cut -f1)"
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echo ""
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echo "--- Creating latest symlinks ---"
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rm -f "$BACKUP_DIR/nextcloud-data/latest" "$BACKUP_DIR/nextcloud-postgres/latest"
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ln -sf "backups/$TIMESTAMP" "$BACKUP_DIR/nextcloud-data/latest"
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ln -sf "backups/$TIMESTAMP" "$BACKUP_DIR/nextcloud-postgres/latest"
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echo ""
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echo "=== Backup Complete ==="
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echo "Timestamp: $TIMESTAMP"
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echo "Finished: $(date)"
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echo ""
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du -sh "$NC_DATA_DEST" "$NC_DB_DEST"
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