Merge branch 'release-1.32.4'

* release-1.32.4:
  Bumping version to 1.32.4
  Update to latest partitions and endpoints
  Update to latest models
  Add ec2_metadata_v1_disabled option (#3045)

.changes/1.32.4.json

@@ -0,0 +1,22 @@
+[
+  {
+    "category": "IMDS",
+    "description": "Adds a config option to opt out of IMDSv1 fallback",
+    "type": "enhancement"
+  },
+  {
+    "category": "``codestar-connections``",
+    "description": "This release updates a few CodeStar Connections related APIs.",
+    "type": "api-change"
+  },
+  {
+    "category": "``docdb``",
+    "description": "Amazon DocumentDB updates for new cluster storage configuration: Amazon DocumentDB I/O-Optimized.",
+    "type": "api-change"
+  },
+  {
+    "category": "``ec2``",
+    "description": "This release adds support for Security group referencing over Transit gateways, enabling you to simplify Security group management and control of instance-to-instance traffic across VPCs that are connected by Transit gateway.",
+    "type": "api-change"
+  }
+]

CHANGELOG.rst

@@ -2,6 +2,15 @@
 CHANGELOG
 =========
 
+1.32.4
+======
+
+* enhancement:IMDS: Adds a config option to opt out of IMDSv1 fallback
+* api-change:``codestar-connections``: This release updates a few CodeStar Connections related APIs.
+* api-change:``docdb``: Amazon DocumentDB updates for new cluster storage configuration: Amazon DocumentDB I/O-Optimized.
+* api-change:``ec2``: This release adds support for Security group referencing over Transit gateways, enabling you to simplify Security group management and control of instance-to-instance traffic across VPCs that are connected by Transit gateway.
+
+
 1.32.3
 ======
 

botocore/__init__.py

@@ -16,7 +16,7 @@
 import os
 import re
 
-__version__ = '1.32.3'
+__version__ = '1.32.4'
 
 
 class NullHandler(logging.Handler):

botocore/configprovider.py

@@ -93,6 +93,12 @@
         None,
         None,
     ),
+    'ec2_metadata_v1_disabled': (
+        'ec2_metadata_v1_disabled',
+        'AWS_EC2_METADATA_V1_DISABLED',
+        False,
+        utils.ensure_boolean,
+    ),
     'imds_use_ipv6': (
         'imds_use_ipv6',
         'AWS_IMDS_USE_IPV6',

botocore/credentials.py

@@ -83,6 +83,9 @@ def create_credential_resolver(session, cache=None, region_name=None):
             session
         ),
         'ec2_credential_refresh_window': _DEFAULT_ADVISORY_REFRESH_TIMEOUT,
+        'ec2_metadata_v1_disabled': session.get_config_variable(
+            'ec2_metadata_v1_disabled'
+        ),
     }
 
     if cache is None: