added restore.sh file

restore.sh

@@ -0,0 +1,111 @@
+#!/bin/bash
+set -euo pipefail
+
+# ====================================
+# Forgejo restore script
+# ====================================
+
+# Where this script lives (Forgejo project root)
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+cd "$SCRIPT_DIR"
+
+BACKUP_DIR="$SCRIPT_DIR/backup"
+TIMESTAMP="$(date +%Y-%m-%d_%H-%M-%S)"
+
+usage() {
+  echo "Usage: $0 <backup-file>"
+  echo
+  echo "  <backup-file> can be:"
+  echo "    - Full path to a backup tar.gz"
+  echo "    - Filename in the backup/ directory"
+  echo "    - If omitted, the latest backup in backup/ is used (if available)"
+  exit 1
+}
+
+# ------------------------------------
+# 1) Pick backup file
+# ------------------------------------
+if [[ $# -ge 1 ]]; then
+  INPUT_FILE="$1"
+  # If it's not an absolute path and not already in backup/, assume it's in backup/
+  if [[ "$INPUT_FILE" != /* && "$INPUT_FILE" != "$BACKUP_DIR/"* ]]; then
+    BACKUP_FILE="$BACKUP_DIR/$INPUT_FILE"
+  else
+    BACKUP_FILE="$INPUT_FILE"
+  fi
+else
+  # No argument → pick the latest backup in backup/
+  echo "No backup file specified, selecting latest from $BACKUP_DIR..."
+  BACKUP_FILE="$(ls -1t "$BACKUP_DIR"/forgejo-backup-*.tar.gz 2>/dev/null | head -n 1 || true)"
+  if [[ -z "${BACKUP_FILE:-}" ]]; then
+    echo "ERROR: No backups found in $BACKUP_DIR"
+    usage
+  fi
+fi
+
+if [[ ! -f "$BACKUP_FILE" ]]; then
+  echo "ERROR: Backup file not found: $BACKUP_FILE"
+  exit 1
+fi
+
+echo "=== Forgejo restore ==="
+echo "Project dir : $SCRIPT_DIR"
+echo "Backup dir  : $BACKUP_DIR"
+echo "Backup file : $BACKUP_FILE"
+echo
+
+read -rp "!!! This will overwrite current Forgejo data. Continue? [y/N] " ANSWER
+case "$ANSWER" in
+  y|Y|yes|YES) ;;
+  *) echo "Aborted."; exit 1 ;;
+esac
+
+# ------------------------------------
+# 2) Stop Forgejo
+# ------------------------------------
+echo "[1/4] Stopping Forgejo containers (if running)..."
+docker compose down || true
+
+# ------------------------------------
+# 3) Safety snapshot of current state
+# ------------------------------------
+SAFETY_BACKUP="$BACKUP_DIR/forgejo-pre-restore-${TIMESTAMP}.tar.gz"
+echo "[2/4] Creating safety backup of CURRENT state -> $SAFETY_BACKUP"
+tar -czf "$SAFETY_BACKUP" \
+  forgejo \
+  docker-compose.yml \
+  .gitignore \
+  README.md \
+  .git 2>/dev/null || true
+
+echo "[OK] Safety backup created."
+
+# ------------------------------------
+# 4) Restore from selected backup
+# ------------------------------------
+echo "[3/4] Removing current Forgejo data (moving to forgejo.old-$TIMESTAMP)..."
+
+if [[ -d forgejo ]]; then
+  mv forgejo "forgejo.old-$TIMESTAMP"
+fi
+
+# If config files exist, move them too (just in case)
+for f in docker-compose.yml .gitignore README.md; do
+  if [[ -f "$f" ]]; then
+    mv "$f" "${f}.old-$TIMESTAMP"
+  fi
+done
+
+echo "[4/4] Extracting backup archive..."
+tar -xzf "$BACKUP_FILE" -C "$SCRIPT_DIR"
+
+echo "=== Restore complete ==="
+echo "Starting Forgejo containers..."
+docker compose up -d
+
+echo "Forgejo should now be running with data from:"
+echo "  $BACKUP_FILE"
+echo
+echo "Previous state saved as:"
+echo "  $SAFETY_BACKUP"
+echo "  forgejo.old-$TIMESTAMP (and *.old-$TIMESTAMP for configs, if any)"