Gan, Jimmy
39 lines
1.2 KiB
Bash
Executable File
39 lines
1.2 KiB
Bash
Executable File
#!/bin/bash
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# Configuration
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BACKUP_DIR="/backups"
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TIMESTAMP=$(date +%Y%m%d_%H%M%S)
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DB_HOST="mold_cost_db"
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DB_NAME="mold_cost"
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DB_USER="postgres"
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DB_PASSWORD="postgres"
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# Create backup directory if it doesn't exist
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mkdir -p "$BACKUP_DIR"
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# Set PostgreSQL password environment variable
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export PGPASSWORD="$DB_PASSWORD"
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# Create backup with error handling
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echo "Creating database backup at $(date)..."
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if pg_dump -h "$DB_HOST" -U "$DB_USER" -d "$DB_NAME" --no-password | gzip > "$BACKUP_DIR/backup_$TIMESTAMP.sql.gz"; then
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echo "Backup completed successfully: backup_$TIMESTAMP.sql.gz"
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# Keep only the last 7 backups
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echo "Cleaning up old backups..."
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ls -t "$BACKUP_DIR"/backup_*.sql.gz | tail -n +8 | xargs -r rm
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# Verify backup file exists and has content
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if [ -f "$BACKUP_DIR/backup_$TIMESTAMP.sql.gz" ] && [ -s "$BACKUP_DIR/backup_$TIMESTAMP.sql.gz" ]; then
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echo "Backup verification successful: $(du -h "$BACKUP_DIR/backup_$TIMESTAMP.sql.gz" | cut -f1)"
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else
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echo "ERROR: Backup file is empty or missing!"
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exit 1
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fi
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else
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echo "ERROR: Backup failed!"
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exit 1
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fi
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# Clear password from environment
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unset PGPASSWORD |