Add iam.list_open_id_connect_providers

IMPLEMENTATION_COVERAGE.md

@@ -3163,7 +3163,7 @@
 - [ ] describe_events
 
 ## iam
-56% implemented
+57% implemented
 - [ ] add_client_id_to_open_id_connect_provider
 - [X] add_role_to_instance_profile
 - [X] add_user_to_group
@@ -3253,7 +3253,7 @@
 - [ ] list_instance_profiles
 - [ ] list_instance_profiles_for_role
 - [X] list_mfa_devices
-- [ ] list_open_id_connect_providers
+- [X] list_open_id_connect_providers
 - [X] list_policies
 - [ ] list_policies_granting_service_access
 - [X] list_policy_versions

moto/iam/models.py

@@ -1363,5 +1363,8 @@ class IAMBackend(BaseBackend):
 
         return open_id_provider
 
+    def list_open_id_connect_providers(self):
+        return list(self.open_id_providers.keys())
+
 
 iam_backend = IAMBackend()

moto/iam/responses.py

@@ -781,6 +781,12 @@ class IamResponse(BaseResponse):
         template = self.response_template(GET_OPEN_ID_CONNECT_PROVIDER_TEMPLATE)
         return template.render(open_id_provider=open_id_provider)
 
+    def list_open_id_connect_providers(self):
+        open_id_provider_arns = iam_backend.list_open_id_connect_providers()
+
+        template = self.response_template(LIST_OPEN_ID_CONNECT_PROVIDERS_TEMPLATE)
+        return template.render(open_id_provider_arns=open_id_provider_arns)
+
 
 LIST_ENTITIES_FOR_POLICY_TEMPLATE = """<ListEntitiesForPolicyResponse>
  <ListEntitiesForPolicyResult>
@@ -2038,3 +2044,19 @@ GET_OPEN_ID_CONNECT_PROVIDER_TEMPLATE = """<GetOpenIDConnectProviderResponse xml
     <RequestId>2c91531b-4f65-11e4-aefa-bfd6aEXAMPLE</RequestId>
   </ResponseMetadata>
 </GetOpenIDConnectProviderResponse>"""
+
+
+LIST_OPEN_ID_CONNECT_PROVIDERS_TEMPLATE = """<ListOpenIDConnectProvidersResponse xmlns="https://iam.amazonaws.com/doc/2010-05-08/">
+  <ListOpenIDConnectProvidersResult>
+    <OpenIDConnectProviderList>
+      {% for open_id_provider_arn in open_id_provider_arns %}
+      <member>
+        <Arn>{{ open_id_provider_arn }}</Arn>
+      </member>
+      {% endfor %}
+    </OpenIDConnectProviderList>
+  </ListOpenIDConnectProvidersResult>
+  <ResponseMetadata>
+    <RequestId>de2c0228-4f63-11e4-aefa-bfd6aEXAMPLE</RequestId>
+  </ResponseMetadata>
+</ListOpenIDConnectProvidersResponse>"""

tests/test_iam/test_iam.py

@@ -1774,3 +1774,44 @@ def test_get_open_id_connect_provider_errors():
         ClientError,
         'OpenIDConnect Provider not found for arn {}'.format(open_id_arn + '-not-existing')
     )
+
+
+@mock_iam
+def test_list_open_id_connect_providers():
+    client = boto3.client('iam', region_name='us-east-1')
+    response = client.create_open_id_connect_provider(
+        Url='https://example.com',
+        ThumbprintList=[]
+    )
+    open_id_arn_1 = response['OpenIDConnectProviderArn']
+
+    response = client.create_open_id_connect_provider(
+        Url='http://example.org',
+        ThumbprintList=[
+            'b' * 40
+        ],
+        ClientIDList=[
+            'b'
+        ]
+    )
+    open_id_arn_2 = response['OpenIDConnectProviderArn']
+
+    response = client.create_open_id_connect_provider(
+        Url='http://example.org/oidc',
+        ThumbprintList=[]
+    )
+    open_id_arn_3 = response['OpenIDConnectProviderArn']
+
+    response = client.list_open_id_connect_providers()
+
+    response['OpenIDConnectProviderList'].should.equal([
+        {
+            'Arn': open_id_arn_1
+        },
+        {
+            'Arn': open_id_arn_2
+        },
+        {
+            'Arn': open_id_arn_3
+        }
+    ])