fix: Boto3 reads AWS_DEFAULT_REGION not AWS_REGION (#6037)

When we deploy the managed stack and SAM CLI deploys the stack, if there is no region found we state to set the AWS_REGION. Boto3 only reads the AWS_DEFAULT_REGION, causing customer confusion Co-authored-by: Jacob Fuss <[email protected]>
aws · Oct 4, 2023 · 085f2b8 · 085f2b8
1 parent aa35c0a
commit 085f2b8
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/samcli/lib/bootstrap/companion_stack/companion_stack_manager.py b/samcli/lib/bootstrap/companion_stack/companion_stack_manager.py
@@ -64,7 +64,7 @@ def __init__(self, stack_name, region, s3_bucket, s3_prefix):
         except NoRegionError as ex:
             raise RegionError(
                 "Error Setting Up Managed Stack Client: Unable to resolve a region. "
-                "Please provide a region via the --region parameter or by the AWS_REGION environment variable."
+                "Please provide a region via the --region parameter or by the AWS_DEFAULT_REGION environment variable."
             ) from ex
 
     def set_functions(

diff --git a/samcli/lib/utils/managed_cloudformation_stack.py b/samcli/lib/utils/managed_cloudformation_stack.py
@@ -84,7 +84,7 @@ def update_stack(
     except NoRegionError as ex:
         raise RegionError(
             "Error Setting Up Managed Stack Client: Unable to resolve a region. "
-            "Please provide a region via the --region parameter or by the AWS_REGION environment variable."
+            "Please provide a region via the --region parameter or by the AWS_DEFAULT_REGION environment variable."
         ) from ex
     return _create_or_update_stack(cloudformation_client, stack_name, template_body, parameter_overrides)
 
@@ -140,7 +140,7 @@ def manage_stack(
     except NoRegionError as ex:
         raise RegionError(
             "Error Setting Up Managed Stack Client: Unable to resolve a region. "
-            "Please provide a region via the --region parameter or by the AWS_REGION environment variable."
+            "Please provide a region via the --region parameter or by the AWS_DEFAULT_REGION environment variable."
         ) from ex
     return _create_or_get_stack(cloudformation_client, stack_name, template_body, parameter_overrides)