mirror of
https://github.com/Finsys/dockhand.git
synced 2026-06-17 19:09:33 +03:00
jarek
102 lines
2.4 KiB
Bash
Executable File
102 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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#
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# PostgreSQL: Emergency script to backup the database
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# Creates a timestamped dump of the database
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#
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# Usage:
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# docker exec -it dockhand /app/scripts/emergency/postgres/backup-db.sh [output_dir]
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#
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# Example:
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# docker exec -it dockhand /app/scripts/emergency/postgres/backup-db.sh /app/data/backups
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#
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# Default output: /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 - Backup Database (PostgreSQL)"
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echo "========================================"
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echo ""
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# Check DATABASE_URL
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if [ -z "$DATABASE_URL" ]; then
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echo "Error: DATABASE_URL environment variable not set"
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echo ""
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echo "Example: DATABASE_URL=postgres://user:pass@host:5432/dockhand"
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exit 1
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fi
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OUTPUT_DIR="${1:-/app/data}"
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# Parse DATABASE_URL
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# Format: postgres://user:password@host:port/database
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DB_URL="$DATABASE_URL"
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DB_URL="${DB_URL#postgres://}"
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DB_URL="${DB_URL#postgresql://}"
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# Extract credentials
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DB_USER="${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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# Generate backup filename with timestamp
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TIMESTAMP=$(date +%Y%m%d_%H%M%S)
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BACKUP_FILE="$OUTPUT_DIR/dockhand_backup_$TIMESTAMP.sql"
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echo "This script will create a backup of the database."
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echo ""
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echo "Host: $DB_HOST:$DB_PORT"
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echo "Database: $DB_NAME"
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echo "Backup: $BACKUP_FILE"
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echo ""
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printf "Continue? [y/N]: "
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read CONFIRM
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case "$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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echo ""
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# Create output directory if needed
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mkdir -p "$OUTPUT_DIR"
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echo "Creating database backup..."
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# Use pg_dump to create backup
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export PGPASSWORD="$DB_PASS"
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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 "$BACKUP_FILE"
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else
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echo "Error: pg_dump not found"
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echo "Install PostgreSQL client tools to use this script"
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exit 1
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fi
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if [ $? -eq 0 ] && [ -f "$BACKUP_FILE" ]; then
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SIZE=$(ls -lh "$BACKUP_FILE" | awk '{print $5}')
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echo ""
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echo "Backup created successfully!"
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echo "Size: $SIZE"
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echo ""
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echo "To copy from Docker container to host:"
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echo " docker cp dockhand:$BACKUP_FILE ./dockhand_backup_$TIMESTAMP.sql"
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else
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echo "Error: Failed to create backup"
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exit 1
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fi
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