fix bugs in mariadb image

Author: kanha-gupta

mariadb-logical-backup/mariadb-dump.sh

@@ -30,19 +30,23 @@ function dump {
   # --single-transaction: Ensure consistency for InnoDB without locking
   # --quick: Stream output to save memory
   # --routines: Include stored procedures
-  mariadb-dump -h "$MARIADB_HOST" -u "$MARIADB_USER" -p"$MARIADB_PASSWORD" -P "$MARIADB_PORT" "$MARIADB_DATABASE" \
-    --single-transaction \
-    --quick \
-    --routines \
-    --events \
-    --skip-ssl \
-    --insert-ignore \
-    --verbose
+  mariadb-dump -h "$MARIADB_HOST" -u "$MARIADB_USER" -p"$MARIADB_PASSWORD" -P "$MARIADB_PORT" \
+      --single-transaction \
+      --quick \
+      --routines \
+      --events \
+      --skip-ssl \
+      --insert-ignore \
+      --verbose \
+      "$MARIADB_DATABASE"
 }
 
 function compress {
-  # Use pigz for multi-threaded compression if available, else gzip
-  pigz
+  if command -v pigz &> /dev/null; then
+    pigz
+  else
+    gzip
+  fi
 }
 
 function az_upload {
@@ -132,5 +136,6 @@ else
   # Stream dump directly to S3 to save disk space
   dump | compress | upload
   [[ ${PIPESTATUS[0]} != 0 || ${PIPESTATUS[1]} != 0 || ${PIPESTATUS[2]} != 0 ]] && (( ERRORCOUNT += 1 ))
+  set +x
   exit $ERRORCOUNT
 fi