Add docker compose changes

Author: poojanilangekar

regtests/docker-compose.yml

@@ -18,12 +18,19 @@
 #
 
 services:
-  
+  init:
+    image: busybox
+    volumes:
+      - ./hadoop-warehouse:/tmp/hadoop_warehouse
+    command: ["sh", "-c", "umask 000 && mkdir -p /tmp/hadoop_warehouse && chmod 777 /tmp/hadoop_warehouse"]
   polaris:
     image: apache/polaris:latest
     ports:
       - "8181"
       - "8182"
+    depends_on:
+      init:
+        condition: service_completed_successfully
     environment:
       AWS_REGION: us-west-2
       AWS_ACCESS_KEY_ID: $AWS_ACCESS_KEY_ID
@@ -62,6 +69,8 @@ services:
     depends_on:
       polaris:
         condition: service_healthy
+      init:
+        condition: service_completed_successfully
     environment:
       AWS_TEST_ENABLED: $AWS_TEST_ENABLED
       AWS_STORAGE_BUCKET: $AWS_STORAGE_BUCKET