diff --git a/contrib/st2/opensds/actions/workflows/migration_bucket.yaml b/contrib/st2/opensds/actions/workflows/migration_bucket.yaml
index 7e1e7ba..67a1bf4 100644
--- a/contrib/st2/opensds/actions/workflows/migration_bucket.yaml
+++ b/contrib/st2/opensds/actions/workflows/migration_bucket.yaml
@@ -24,28 +24,6 @@ workflows:
           on-error:
             - fail
         tasks:
-            get_bucket:
-                action: opensds.get-bucket
-                input:
-                    url: "http://<% $.ip_addr %>:<% $.port %>/v1/s3/"
-                    bucket_name: "<% $.destBucketName %>"
-                    auth_token: '<% $.auth_token %>'
-                publish:
-                    print_status: <% task(get_bucket).result.stdout %>
-                on-success:
-                    - create_bucket_migration
-                on-error:
-                    - create_bucket
-            create_bucket:
-                action: opensds.create-bucket
-                input:
-                    url: "http://<% $.ip_addr %>:<% $.port %>/v1/s3/<% $.destBucketName %>"
-                    backend_name: "<% $.destBackend %>"
-                    auth_token: '<% $.auth_token %>'
-                publish:
-                    print_status: <% task(create_bucket).result.stdout %>
-                on-success:
-                    - create_bucket_migration
             create_bucket_migration:
                 action: opensds.create-bucket-migration
                 input:
diff --git a/orchestration.conf b/orchestration.conf
index 1f17cdb..887c7d6 100644
--- a/orchestration.conf
+++ b/orchestration.conf
@@ -9,3 +9,11 @@ username = st2admin
 encrypted_password = false
 password = st2password
 phrase = ''
+
+[hotpot]
+host = 127.0.0.1
+port = 50040
+
+[gelato]
+host = 127.0.0.1
+port = 8089
diff --git a/orchestration/api/instances.py b/orchestration/api/instances.py
index 0d352f6..66437ba 100644
--- a/orchestration/api/instances.py
+++ b/orchestration/api/instances.py
@@ -20,10 +20,11 @@
 from orchestration.db.api \
     import create_workflow, create_service, \
     get_sd_wfd_association, delete_service, get_wf_sd, \
-    list_services, get_service, get_service_definition,\
+    list_services, get_service, get_service_definition, \
     get_execid_instance, update_service, update_workflow
 from orchestration.api.apiconstants import Apiconstants
-from orchestration.utils.config import logger
+from orchestration.utils.config import logger, config_file, \
+    get_config
 
 instance = Blueprint("instance", __name__)
 
@@ -44,13 +45,11 @@ def instance_ops(tenant_id=''):
     c = Connector().morph()
     content = request.get_json()
     AUTH_TOKEN = request.headers.get('X-Auth-Token')
-
     # TODO: Need to check, When orchestration APIs authentication
     # is implemented
     if AUTH_TOKEN == '' or AUTH_TOKEN is None:
         err_msg = 'Bad Request. Authentication Token is missing'
         return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
-
     if tenant_id == '':
         err_msg = 'bad URL. tenant id is empty'
         return jsonify(err_msg), Apiconstants.HTTP_ERR_NOTFOUND
@@ -99,6 +98,26 @@ def instance_ops(tenant_id=''):
         # If description is not provided, the instance creation should proceed
         logger.info("no user_id provided. Exception [%s]", str(e))
 
+    # action of the instance creator
+    try:
+        action = content['action']
+        if action == '':
+            raise ValueError('Empty action provided')
+        if action == 'opensds.provision-volume':
+            content['parameters']['ip_addr'] = get_config(config_file,
+                                                          'hotpot', 'host')
+            content['parameters']['port'] = get_config(config_file,
+                                                       'hotpot', 'port')
+        else:
+            content['parameters']['ip_addr'] = get_config(config_file,
+                                                          'gelato', 'host')
+            content['parameters']['port'] = get_config(config_file,
+                                                       'gelato', 'port')
+    except Exception as e:
+        err_msg = 'required input action is missing'
+        logger.error("%s. Exception [%s]" % (err_msg, str(e)))
+        return jsonify(err_msg), Apiconstants.HTTP_ERR_BAD_REQUEST
+
     content['parameters']['tenant_id'] = tenant_id
     content['parameters']['auth_token'] = AUTH_TOKEN
     try:
diff --git a/orchestration/utils/config.py b/orchestration/utils/config.py
index 535df7d..f841075 100644
--- a/orchestration/utils/config.py
+++ b/orchestration/utils/config.py
@@ -108,6 +108,26 @@ def get_workflow_config(file):
     return tech, server, user, passwd
 
 
+def get_config(file, section, key):
+    global conf
+    value = ''
+
+    try:
+        conf = configparser.ConfigParser()
+        dataset = conf.read(file)
+        if len(dataset) == 0:
+            logger.error(
+                "Failed to open orchestration config file: [%s]" % file)
+            raise IOError(
+                errno.ENOENT, os.strerror(errno.ENOENT), file)
+        value = conf.get(section, key)
+    except Exception as ex:
+        print(ex)
+        raise ex
+
+    return value
+
+
 init_logging()
 
 # database configuration