Initial backup skill implementation

scripts/restore.sh

@@ -0,0 +1,160 @@
+#!/bin/bash
+set -e
+
+BACKUP_TARGET="${BACKUP_TARGET:-/backups}"
+BACKUP_PASSWORD="${BACKUP_PASSWORD:-}"
+
+# Validate password
+if [ -z "$BACKUP_PASSWORD" ]; then
+    echo "ERROR: BACKUP_PASSWORD is required"
+    exit 1
+fi
+
+# Setup restic environment
+export RESTIC_PASSWORD="$BACKUP_PASSWORD"
+export RESTIC_REPOSITORY="$BACKUP_TARGET"
+
+# Setup cloud credentials if provided
+[ -n "$BACKUP_S3_ACCESS_KEY" ] && export AWS_ACCESS_KEY_ID="$BACKUP_S3_ACCESS_KEY"
+[ -n "$BACKUP_S3_SECRET_KEY" ] && export AWS_SECRET_ACCESS_KEY="$BACKUP_S3_SECRET_KEY"
+[ -n "$BACKUP_B2_ACCOUNT_ID" ] && export B2_ACCOUNT_ID="$BACKUP_B2_ACCOUNT_ID"
+[ -n "$BACKUP_B2_ACCOUNT_KEY" ] && export B2_ACCOUNT_KEY="$BACKUP_B2_ACCOUNT_KEY"
+
+usage() {
+    cat << EOF
+VibeStack Restore Tool
+
+Usage: restore.sh [OPTIONS]
+
+Options:
+  --list              List available snapshots
+  --latest            Restore from latest snapshot
+  --snapshot ID       Restore from specific snapshot
+  --path PATH         Restore only specific path
+  --target DIR        Restore to specific directory (default: /)
+  --dry-run           Show what would be restored without doing it
+  --help              Show this help message
+
+Examples:
+  # List all snapshots
+  restore.sh --list
+
+  # Restore everything from latest snapshot
+  restore.sh --latest
+
+  # Restore specific path from latest
+  restore.sh --latest --path /data/postgres
+
+  # Restore from specific snapshot
+  restore.sh --snapshot abc123def
+
+  # Restore to different directory
+  restore.sh --latest --target /tmp/restore
+
+  # Preview restore
+  restore.sh --latest --dry-run
+EOF
+}
+
+# Parse arguments
+SNAPSHOT=""
+RESTORE_PATH=""
+TARGET_DIR="/"
+DRY_RUN=""
+LIST_ONLY=""
+
+while [[ $# -gt 0 ]]; do
+    case $1 in
+        --list)
+            LIST_ONLY="true"
+            shift
+            ;;
+        --latest)
+            SNAPSHOT="latest"
+            shift
+            ;;
+        --snapshot)
+            SNAPSHOT="$2"
+            shift 2
+            ;;
+        --path)
+            RESTORE_PATH="$2"
+            shift 2
+            ;;
+        --target)
+            TARGET_DIR="$2"
+            shift 2
+            ;;
+        --dry-run)
+            DRY_RUN="--dry-run"
+            shift
+            ;;
+        --help)
+            usage
+            exit 0
+            ;;
+        *)
+            echo "Unknown option: $1"
+            usage
+            exit 1
+            ;;
+    esac
+done
+
+echo "=== VibeStack Restore ==="
+echo "Repository: $BACKUP_TARGET"
+echo ""
+
+# List snapshots
+if [ "$LIST_ONLY" = "true" ]; then
+    echo "Available snapshots:"
+    echo ""
+    restic snapshots
+    exit 0
+fi
+
+# Validate snapshot
+if [ -z "$SNAPSHOT" ]; then
+    echo "ERROR: Specify --latest or --snapshot ID"
+    echo ""
+    usage
+    exit 1
+fi
+
+# Show what we're restoring
+echo "Snapshot: $SNAPSHOT"
+[ -n "$RESTORE_PATH" ] && echo "Path: $RESTORE_PATH"
+echo "Target: $TARGET_DIR"
+[ -n "$DRY_RUN" ] && echo "Mode: DRY RUN"
+echo ""
+
+# Build restore command
+restore_args=("restore" "$SNAPSHOT" "--target" "$TARGET_DIR")
+[ -n "$RESTORE_PATH" ] && restore_args+=("--include" "$RESTORE_PATH")
+[ -n "$DRY_RUN" ] && restore_args+=("$DRY_RUN")
+
+# Confirm unless dry run
+if [ -z "$DRY_RUN" ]; then
+    echo "WARNING: This will overwrite existing files!"
+    echo ""
+    read -p "Continue? [y/N] " -n 1 -r
+    echo ""
+    if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+        echo "Aborted"
+        exit 0
+    fi
+fi
+
+echo "Restoring..."
+restic "${restore_args[@]}"
+
+# Post-restore for PostgreSQL
+if [ -z "$DRY_RUN" ] && [ -f "$TARGET_DIR/data/postgres/backup.sql" ]; then
+    echo ""
+    echo "PostgreSQL dump found at $TARGET_DIR/data/postgres/backup.sql"
+    echo "To restore the database, run:"
+    echo "  psql -U vibestack -d vibestack -f $TARGET_DIR/data/postgres/backup.sql"
+fi
+
+echo ""
+echo "=== Restore Complete ==="