Workaround AWS session error in multi-thread process

Dockerfile

@@ -1,6 +1,6 @@
 FROM python:3.7-alpine
 
-RUN  pip install stackuchin==1.3.0
+RUN  pip install stackuchin==1.4.0
 
 VOLUME /project
 

setup.py

@@ -4,7 +4,7 @@
 
 here = path.abspath(path.dirname(__file__))
 
-current_version = str('1.3.0')
+current_version = str('1.4.0')
 
 # Get the long description from the README file
 with open(path.join(here, 'README.md'), encoding='utf-8') as f:

src/stackuchin/__init__.py

@@ -43,7 +43,7 @@ def __init__(self):
 
     # noinspection PyMethodMayBeStatic
     def version(self):
-        print("1.3.0")
+        print("1.4.0")
 
     # noinspection PyMethodMayBeStatic
     def create(self):

src/stackuchin/create.py

@@ -100,12 +100,13 @@ def create(profile_name, stack_file, stack_name, secret, slack_webhook_url,
         exit(1)
 
     # Get auth
-    if profile_name is not None:
-        try:
-            boto3.setup_default_session(profile_name=profile_name)
-        except Exception as exc:
-            print(exc)
-            exit(1)
+    if not from_pipeline:
+        if profile_name is not None:
+            try:
+                boto3.setup_default_session(profile_name=profile_name)
+            except Exception as exc:
+                print(exc)
+                exit(1)
 
     # Verify integrity of stack
     stacks = None

src/stackuchin/delete.py

@@ -98,12 +98,14 @@ def delete(profile_name, stack_file, stack_name,
         exit(1)
 
     # Get auth
-    if profile_name is not None:
-        try:
-            boto3.setup_default_session(profile_name=profile_name)
-        except Exception as exc:
-            print(exc)
-            exit(1)
+    if not from_pipeline:
+        if profile_name is not None:
+            try:
+                boto3.setup_default_session(profile_name=profile_name)
+            except Exception as exc:
+                print(exc)
+                exit(1)
+
     # Verify integrity of stack
     stacks = None
     try:

src/stackuchin/start_pipeline.py

@@ -1,5 +1,6 @@
 import yaml
 import concurrent.futures
+import boto3
 
 
 from stackuchin.create import create
@@ -64,6 +65,9 @@ def start_pipeline(profile_name, stack_file, pipeline_file,
     if 'pipeline_type' in pipeline:
         pipeline_type = pipeline['pipeline_type']
 
+    if profile_name is not None:
+        boto3.setup_default_session(profile_name=profile_name)
+
     if pipeline_type == "sequential":
         # First create new stacks (if any)
         if "create" in pipeline:

src/stackuchin/update.py

@@ -100,12 +100,14 @@ def update(profile_name, stack_file, stack_name, secret, slack_webhook_url,
         exit(1)
 
     # Get auth
-    if profile_name is not None:
-        try:
-            boto3.setup_default_session(profile_name=profile_name)
-        except Exception as exc:
-            print(exc)
-            exit(1)
+    if not from_pipeline:
+        if profile_name is not None:
+            try:
+                boto3.setup_default_session(profile_name=profile_name)
+            except Exception as exc:
+                print(exc)
+                exit(1)
+
     # Verify integrity of stack
     stacks = None
     try:

src/stackuchin/utilities.py

@@ -6,12 +6,6 @@
 
 
 def current_user(profile_name):
-    if profile_name is not None:
-        try:
-            boto3.setup_default_session(profile_name=profile_name)
-        except Exception as e:
-            print(e)
-            exit(1)
     sts = boto3.client('sts')
     return sts.get_caller_identity()['Arn']
 
@@ -249,9 +243,6 @@ def alert(stack_name, error=None, stack_region=None, stack_account=None, action=
           profile_name=None, slack_webhook_url=None):
 
     if slack_webhook_url is not None:
-        if profile_name is not None:
-            boto3.setup_default_session(profile_name=profile_name)
-
         iam_user = current_user(profile_name)
         action = str(action).upper()