Internet Gateway terminal codes (#58)

Issue #, if available: [1362](aws-controllers-k8s/community#1362)

Description of changes:

Made the following changes in order to map exceptions for **internet gateway** resource in ec2-controller.
      - Added terminal codes in the "generator.yaml" for internet gateway resource.
      - Added few integration tests for internet gateway resource that cover invalid and malformed vpc-id.

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Author: LikithaVemulapalli

apis/v1alpha1/ack-generate-metadata.yaml

@@ -1,13 +1,13 @@
 ack_generate_info:
-  build_date: "2022-06-28T16:37:45Z"
+  build_date: "2022-07-13T18:52:15Z"
   build_hash: 208b1e15257d57c46729698f47a40fd59441ecbd
-  go_version: go1.18.1
+  go_version: go1.18.3
   version: v0.19.2-1-g208b1e1
 api_directory_checksum: 8c35bdcab21768638dfaa277896e05fdd8a11969
 api_version: v1alpha1
 aws_sdk_go_version: v1.42.0
 generator_config_info:
-  file_checksum: 93b679809f07b0ffa74b5ac6dce890d955e2cc19
+  file_checksum: b8c9656298e66891b1a4ecf1c915423499795c6c
   original_file_name: generator.yaml
 last_modification:
   reason: API generation

apis/v1alpha1/generator.yaml

@@ -233,6 +233,9 @@ resources:
       sdk_read_many_post_build_request:
         template_path: hooks/elastic_ip_address/sdk_read_many_post_build_request.go.tpl
   InternetGateway:
+    exceptions:
+      terminal_codes:
+      - InvalidVpcId.Malformed
     fields:
       Tags:
         from:

generator.yaml

@@ -233,6 +233,9 @@ resources:
       sdk_read_many_post_build_request:
         template_path: hooks/elastic_ip_address/sdk_read_many_post_build_request.go.tpl
   InternetGateway:
+    exceptions:
+      terminal_codes:
+      - InvalidVpcId.Malformed
     fields:
       Tags:
         from:

pkg/resource/internet_gateway/sdk.go

@@ -181,4 +181,36 @@ def test_vpc_association(self, ec2_client, empty_vpc):
         time.sleep(DELETE_WAIT_AFTER_SECONDS)
 
         # Check Internet Gateway no longer exists in AWS
-        ec2_validator.assert_internet_gateway(resource_id, exists=False)
+        ec2_validator.assert_internet_gateway(resource_id, exists=False)
+
+    def test_terminal_condition_malformed_vpc(self):
+        test_resource_values = REPLACEMENT_VALUES.copy()
+        resource_name = random_suffix_name("ig-ack-fail-1", 24)
+        test_resource_values["INTERNET_GATEWAY_NAME"] = resource_name
+        test_resource_values["VPC_ID"] = "MalformedVpcId"
+
+        # Load Internet Gateway CR
+        resource_data = load_ec2_resource(
+            "internet_gateway_vpc_attachment",
+            additional_replacements=test_resource_values,
+        )
+        logging.debug(resource_data)
+
+        # Create k8s resource
+        ref = k8s.CustomResourceReference(
+            CRD_GROUP, CRD_VERSION, RESOURCE_PLURAL,
+            resource_name, namespace="default",
+        )
+        k8s.create_custom_resource(ref, resource_data)
+        cr = k8s.wait_resource_consumed_by_controller(ref)
+
+        assert cr is not None
+        assert k8s.get_resource_exists(ref)
+
+        expected_msg = 'InvalidVpcId.Malformed: Invalid id: "MalformedVpcId"'
+        terminal_condition = k8s.get_resource_condition(ref, "ACK.Terminal")
+        # Example condition message:
+        # An error occurred (InvalidVpcId.Malformed) when calling the AttachInternetGateway operation:
+        # Invalid id: "MalformedVpcId" 
+        # (expecting "vpc-...")
+        assert expected_msg in terminal_condition['message']