add --chown option

rlmariabackup

@@ -62,6 +62,12 @@ do_backup() {
 
     save_environment_info "$backup_dir"
 
+    # change ownership of backup directory if requested
+    if [ -n "$CHOWN_USER" ]; then
+        info "Changing ownership of backup directory to $CHOWN_USER"
+        chown -R "$CHOWN_USER" "$backup_dir"
+    fi
+
     info "Backup completed successfully"
 }
 
@@ -144,9 +150,11 @@ OPTIONS:
     -t, --threads <num>        Number of parallel threads (default: 4)
     -c, --compress <0|1>       Enable/disable backup compression (default: 1)
     -e, --extra-options <str>  Additional options to pass to mariabackup
+    --chown <user:group>       Change ownership of backup directory to user:group
 
 EXAMPLES:
     $0 -u backupuser -p secret -d /backups backup
+    $0 -u backupuser -p secret -d /backups --chown mysql:mysql backup
     $0 prepare /backups/20240101_120000
     $0 restore /backups/20240101_120000
     $0 -u backupuser -p secret grants
@@ -162,6 +170,7 @@ MAX_BACKUPS=3
 PARALLEL_THREADS=4
 COMPRESS=1
 EXTRA_OPTIONS=
+CHOWN_USER=
 WORK_DIR=
 COMMAND=
 while [ $# -gt 0 ]; do
@@ -173,6 +182,7 @@ while [ $# -gt 0 ]; do
         -t|--threads)        PARALLEL_THREADS="$2";  shift ;;
         -c|--compress)       COMPRESS="$2";          shift ;;
         -e|--extra-options)  EXTRA_OPTIONS="$2";     shift ;;
+        --chown)             CHOWN_USER="$2";        shift ;;
         -h|--help)           COMMAND=help            ;;
         backup|grants|help)  COMMAND="$1"            ;;
         prepare|restore)