47 lines
1.2 KiB
Bash
47 lines
1.2 KiB
Bash
#!/bin/sh
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echo "[INFO] Backup entry success"
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# Configuration
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PG_CONTAINER_NAME=$(docker ps --filter "name=_db" --format "{{.Names}}" | head -n 1)
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PG_USER="user"
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PG_PASSWORD="password"
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PG_DB="mydatabase"
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BACKUP_DIR="/backups"
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LOG_DIR="/backups/logs"
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RETENTION_DAYS=1
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TIMESTAMP=$(date +"%Y%m%d-%H%M%S")
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FILENAME="$BACKUP_DIR/backup-$TIMESTAMP.sql"
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LOGFILE="$LOG_DIR/backup-$TIMESTAMP.log"
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# Setup Directories
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mkdir -p "$BACKUP_DIR"
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mkdir -p "$LOG_DIR"
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# Begin Logging
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exec > "$LOGFILE" 2>&1
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echo "[INFO] Backup script started at $TIMESTAMP"
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echo "[INFO] Backing up database '$PG_DB' from container '$PG_CONTAINER_NAME'..."
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# Perform Backup
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PGPASSWORD="$PG_PASSWORD" pg_dump -h db -U "$PG_USER" -d "$PG_DB" > "$FILENAME"
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if [ $? -eq 0 ]; then
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echo "[INFO] Backup successful: $FILENAME"
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else
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echo "[ERROR] Backup failed!" >&2
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exit 1
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fi
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# Rotate Old Backups
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echo "[INFO] Removing backups older than $RETENTION_DAYS days..."
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find "$BACKUP_DIR" -type f -name "backup-*.sql" -mtime +$RETENTION_DAYS -exec rm -f {} \;
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# Rotate Old Logs
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echo "[INFO] Removing logs older than $RETENTION_DAYS days..."
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find "$LOG_DIR" -type f -name "backup-*.log" -mtime +$RETENTION_DAYS -exec rm -f {} \;
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echo "[INFO] Backup and cleanup completed at $(date +"%Y%m%d-%H%M%S")"
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