mirror of
https://github.com/Finsys/dockhand.git
synced 2026-06-17 19:09:33 +03:00
jarek
118 lines
2.9 KiB
Bash
Executable File
118 lines
2.9 KiB
Bash
Executable File
#!/bin/sh
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#
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# PostgreSQL: Emergency script to restore the database from a backup
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# WARNING: This will overwrite the current database!
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#
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# Usage:
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# docker exec -it dockhand /app/scripts/emergency/postgres/restore-db.sh <backup_file>
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#
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# Example:
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# docker exec -it dockhand /app/scripts/emergency/postgres/restore-db.sh /app/data/dockhand_backup_20240115_120000.sql
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#
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# To copy backup into container first:
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# docker cp ./dockhand_backup.sql dockhand:/app/data/
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#
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# Requires: DATABASE_URL environment variable
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#
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set -e
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echo "========================================"
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echo " Dockhand - Restore Database (PostgreSQL)"
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echo "========================================"
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echo ""
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# Check argument
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if [ -z "$1" ]; then
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echo "Usage: $0 <backup_file>"
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echo ""
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echo "Example:"
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echo " $0 /app/data/dockhand_backup_20240115_120000.sql"
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echo ""
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echo "To copy backup into container first:"
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echo " docker cp ./dockhand_backup.sql dockhand:/app/data/"
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exit 1
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fi
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BACKUP_FILE="$1"
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# Check DATABASE_URL
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if [ -z "$DATABASE_URL" ]; then
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echo "Error: DATABASE_URL environment variable not set"
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echo ""
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echo "Example: DATABASE_URL=postgres://user:pass@host:5432/dockhand"
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exit 1
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fi
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# Parse DATABASE_URL
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DB_URL="$DATABASE_URL"
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DB_URL="${DB_URL#postgres://}"
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DB_URL="${DB_URL#postgresql://}"
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DB_USER="${DB_URL%%:*}"
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DB_URL="${DB_URL#*:}"
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DB_PASS="${DB_URL%%@*}"
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DB_URL="${DB_URL#*@}"
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DB_HOST="${DB_URL%%:*}"
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DB_URL="${DB_URL#*:}"
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DB_PORT="${DB_URL%%/*}"
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DB_NAME="${DB_URL#*/}"
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DB_NAME="${DB_NAME%%\?*}"
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export PGPASSWORD="$DB_PASS"
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# Check if backup file exists
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if [ ! -f "$BACKUP_FILE" ]; then
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echo "Error: Backup file not found: $BACKUP_FILE"
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exit 1
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fi
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# Get backup file size
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BACKUP_SIZE=$(ls -lh "$BACKUP_FILE" | awk '{print $5}')
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echo "WARNING: This will overwrite the current database!"
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echo ""
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echo "Database: $DB_HOST:$DB_PORT/$DB_NAME"
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echo "Backup to restore: $BACKUP_FILE ($BACKUP_SIZE)"
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echo ""
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printf "Continue? [y/N]: "
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read CONFIRM
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case "$CONFIRM" in
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[yY]|[yY][eE][sS])
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;;
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*)
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echo "Aborted."
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exit 0
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;;
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esac
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# Create backup of current database before restoring
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echo ""
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echo "Creating backup of current database..."
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TIMESTAMP=$(date +%Y%m%d_%H%M%S)
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PRE_RESTORE_BACKUP="/app/data/dockhand_pre_restore_$TIMESTAMP.sql"
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if command -v pg_dump >/dev/null 2>&1; then
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pg_dump -h "$DB_HOST" -p "$DB_PORT" -U "$DB_USER" -d "$DB_NAME" -F p -f "$PRE_RESTORE_BACKUP" 2>/dev/null || true
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if [ -f "$PRE_RESTORE_BACKUP" ]; then
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echo "Current database backed up to: $PRE_RESTORE_BACKUP"
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fi
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fi
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echo ""
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echo "Restoring database..."
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# Drop and recreate all tables by running the backup
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psql -h "$DB_HOST" -p "$DB_PORT" -U "$DB_USER" -d "$DB_NAME" -f "$BACKUP_FILE"
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if [ $? -eq 0 ]; then
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echo ""
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echo "Database restored successfully!"
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echo ""
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echo "Restart Dockhand to apply changes:"
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echo " docker restart dockhand"
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else
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echo "Error: Failed to restore database"
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exit 1
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fi
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