Dev ops prep
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IGNY8 VPS (Salman)
193
scripts/ops/backup-db.sh
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193
scripts/ops/backup-db.sh
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#!/bin/bash
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# =============================================================================
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# IGNY8 Database Backup Script
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# =============================================================================
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# Usage: ./backup-db.sh [daily|weekly|monthly|pre-deploy]
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# Creates compressed database backup with automatic retention
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# =============================================================================
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set -e
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# Configuration
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BACKUP_TYPE="${1:-daily}"
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TIMESTAMP=$(date +%Y%m%d_%H%M%S)
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DATE_FOLDER=$(date +%Y%m%d)
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# Directories
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BACKUP_ROOT="/data/backups"
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DAILY_DIR="${BACKUP_ROOT}/daily"
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WEEKLY_DIR="${BACKUP_ROOT}/weekly"
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MONTHLY_DIR="${BACKUP_ROOT}/monthly"
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PREDEPLOY_DIR="${BACKUP_ROOT}/pre-deploy"
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# Database settings (from docker environment)
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DB_CONTAINER="postgres"
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DB_NAME="igny8_db"
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DB_USER="igny8"
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# Retention settings
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DAILY_RETENTION_DAYS=7
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WEEKLY_RETENTION_WEEKS=4
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MONTHLY_RETENTION_MONTHS=12
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PREDEPLOY_RETENTION_COUNT=5
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# Colors for output
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m' # No Color
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log() {
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echo -e "[$(date '+%Y-%m-%d %H:%M:%S')] $1"
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}
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log_success() {
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log "${GREEN}✅ $1${NC}"
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}
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log_warn() {
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log "${YELLOW}⚠️ $1${NC}"
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}
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log_error() {
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log "${RED}❌ $1${NC}"
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}
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# Create directories if they don't exist
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create_dirs() {
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mkdir -p "${DAILY_DIR}"
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mkdir -p "${WEEKLY_DIR}"
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mkdir -p "${MONTHLY_DIR}"
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mkdir -p "${PREDEPLOY_DIR}"
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}
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# Determine backup destination based on type
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get_backup_path() {
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case $BACKUP_TYPE in
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daily)
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echo "${DAILY_DIR}/${DATE_FOLDER}"
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;;
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weekly)
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echo "${WEEKLY_DIR}/week_$(date +%Y_%W)"
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;;
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monthly)
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echo "${MONTHLY_DIR}/$(date +%Y_%m)"
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;;
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pre-deploy)
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echo "${PREDEPLOY_DIR}/${TIMESTAMP}"
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;;
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*)
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log_error "Invalid backup type: $BACKUP_TYPE"
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exit 1
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;;
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esac
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}
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# Perform database backup
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backup_database() {
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local backup_dir="$1"
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local backup_file="${backup_dir}/db_${DB_NAME}_${TIMESTAMP}.sql.gz"
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mkdir -p "${backup_dir}"
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log "Starting database backup: ${DB_NAME}"
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log "Destination: ${backup_file}"
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# Check if postgres container is running
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if ! docker ps --format '{{.Names}}' | grep -q "^${DB_CONTAINER}$"; then
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log_error "PostgreSQL container '${DB_CONTAINER}' is not running"
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exit 1
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fi
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# Perform backup with compression
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if docker exec "${DB_CONTAINER}" pg_dump -U "${DB_USER}" "${DB_NAME}" | gzip > "${backup_file}"; then
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local size=$(du -h "${backup_file}" | cut -f1)
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log_success "Database backup complete: ${backup_file} (${size})"
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# Create latest symlink
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ln -sf "${backup_file}" "${BACKUP_ROOT}/latest_db.sql.gz"
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return 0
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else
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log_error "Database backup failed"
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rm -f "${backup_file}"
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return 1
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fi
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}
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# Clean up old backups based on retention policy
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cleanup_old_backups() {
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log "Cleaning up old backups..."
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# Daily backups - keep last N days
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if [[ -d "${DAILY_DIR}" ]]; then
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find "${DAILY_DIR}" -type d -mtime +${DAILY_RETENTION_DAYS} -exec rm -rf {} \; 2>/dev/null || true
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local daily_count=$(find "${DAILY_DIR}" -type f -name "*.sql.gz" | wc -l)
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log "Daily backups: ${daily_count} files"
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fi
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# Weekly backups - keep last N weeks
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if [[ -d "${WEEKLY_DIR}" ]]; then
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find "${WEEKLY_DIR}" -type d -mtime +$((WEEKLY_RETENTION_WEEKS * 7)) -exec rm -rf {} \; 2>/dev/null || true
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local weekly_count=$(find "${WEEKLY_DIR}" -type f -name "*.sql.gz" | wc -l)
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log "Weekly backups: ${weekly_count} files"
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fi
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# Monthly backups - keep last N months
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if [[ -d "${MONTHLY_DIR}" ]]; then
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find "${MONTHLY_DIR}" -type d -mtime +$((MONTHLY_RETENTION_MONTHS * 30)) -exec rm -rf {} \; 2>/dev/null || true
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local monthly_count=$(find "${MONTHLY_DIR}" -type f -name "*.sql.gz" | wc -l)
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log "Monthly backups: ${monthly_count} files"
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fi
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# Pre-deploy backups - keep last N
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if [[ -d "${PREDEPLOY_DIR}" ]]; then
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local predeploy_dirs=$(ls -dt "${PREDEPLOY_DIR}"/*/ 2>/dev/null | tail -n +$((PREDEPLOY_RETENTION_COUNT + 1)))
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if [[ -n "$predeploy_dirs" ]]; then
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echo "$predeploy_dirs" | xargs rm -rf 2>/dev/null || true
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fi
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local predeploy_count=$(find "${PREDEPLOY_DIR}" -maxdepth 1 -type d | wc -l)
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log "Pre-deploy backups: $((predeploy_count - 1)) snapshots"
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fi
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log_success "Cleanup complete"
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}
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# Display backup summary
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show_summary() {
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echo ""
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echo "=========================================="
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echo "BACKUP SUMMARY"
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echo "=========================================="
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echo "Type: ${BACKUP_TYPE}"
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echo "Database: ${DB_NAME}"
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echo "Timestamp: ${TIMESTAMP}"
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echo ""
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echo "Disk Usage:"
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du -sh "${BACKUP_ROOT}"/* 2>/dev/null || echo "No backups yet"
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echo ""
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echo "Latest backup: $(readlink -f ${BACKUP_ROOT}/latest_db.sql.gz 2>/dev/null || echo 'None')"
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echo "=========================================="
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}
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# Main execution
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main() {
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echo "=========================================="
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echo "IGNY8 Database Backup"
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echo "=========================================="
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echo ""
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create_dirs
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local backup_path=$(get_backup_path)
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if backup_database "${backup_path}"; then
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cleanup_old_backups
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show_summary
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exit 0
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else
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exit 1
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fi
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}
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main "$@"
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