Implement CodePipelineEvent

events/codepipeline_cloudwatch.go

@@ -0,0 +1,107 @@
+package events
+
+import (
+	"time"
+)
+
+const (
+	CodePipelineEventSource              = "aws.codepipeline"
+	CodePipelineExecutionEventDetailType = "CodePipeline Pipeline Execution State Change"
+	CodePipelineActionEventDetailType    = "CodePipeline Action Execution State Change"
+	CodePipelineStageEventDetailType     = "CodePipeline Stage Execution State Change"
+)
+
+type CodePipelineStageState string
+
+const (
+	CodePipelineStageStateStarted   CodePipelineStageState = "STARTED"
+	CodePipelineStageStateSucceeded CodePipelineStageState = "SUCCEEDED"
+	CodePipelineStageStateResumed   CodePipelineStageState = "RESUMED"
+	CodePipelineStageStateFailed    CodePipelineStageState = "FAILED"
+	CodePipelineStageStateCanceled  CodePipelineStageState = "CANCELED"
+)
+
+type CodePipelineState string
+
+const (
+	CodePipelineStateStarted    CodePipelineState = "STARTED"
+	CodePipelineStateSucceeded  CodePipelineState = "SUCCEEDED"
+	CodePipelineStateResumed    CodePipelineState = "RESUMED"
+	CodePipelineStateFailed     CodePipelineState = "FAILED"
+	CodePipelineStateCanceled   CodePipelineState = "CANCELED"
+	CodePipelineStateSuperseded CodePipelineState = "SUPERSEDED"
+)
+
+type CodePipelineActionState string
+
+const (
+	CodePipelineActionStateStarted   CodePipelineActionState = "STARTED"
+	CodePipelineActionStateSucceeded CodePipelineActionState = "SUCCEEDED"
+	CodePipelineActionStateFailed    CodePipelineActionState = "FAILED"
+	CodePipelineActionStateCanceled  CodePipelineActionState = "CANCELED"
+)
+
+// CodePipelineEvent is documented at:
+// https://docs.aws.amazon.com/AmazonCloudWatch/latest/events/EventTypes.html#codepipeline_event_type
+type CodePipelineCloudWatchEvent struct {
+	// Version is the version of the event's schema.
+	Version string `json:"version"`
+
+	// ID is the GUID of this event.
+	ID string `json:"id"`
+
+	// DetailType informs the schema of the Detail field. For deployment state-change
+	// events, the value should be equal to CodePipelineDeploymentEventDetailType.
+	// For instance state-change events, the value should be equal to
+	// CodePipelineInstanceEventDetailType.
+	DetailType string `json:"detail-type"`
+
+	// Source should be equal to CodePipelineEventSource.
+	Source string `json:"source"`
+
+	// AccountID is the id of the AWS account from which the event originated.
+	AccountID string `json:"account"`
+
+	// Time is the event's timestamp.
+	Time time.Time `json:"time"`
+
+	// Region is the AWS region from which the event originated.
+	Region string `json:"region"`
+
+	// Resources is a list of ARNs of CodePipeline applications and deployment
+	// groups that this event pertains to.
+	Resources []string `json:"resources"`
+
+	// Detail contains information specific to a deployment event.
+	Detail CodePipelineEventDetail `json:"detail"`
+}
+
+type CodePipelineEventDetail struct {
+	Pipeline string `json:"pipeline"`
+
+	// From live testing this is always int64 not string as documented
+	Version int64 `json:"version"`
+
+	ExecutionID string `json:"execution-id"`
+
+	Stage string `json:"stage"`
+
+	Action string `json:"action"`
+
+	State CodePipelineState `json:"state"`
+
+	Region string `json:"region"`
+
+	Type CodePipelineEventDetailType `json:"type"`
+}
+
+type CodePipelineEventDetailType struct {
+	Owner string `json:"owner"`
+
+	Category string `json:"category"`
+
+	Provider string `json:"provider"`
+
+	// From published EventBridge schema registry this is always int64 not string as documented
+	Version int64 `json:"version"`
+}

events/codepipeline_cloudwatch_test.go

@@ -0,0 +1,99 @@
+package events
+
+import (
+	"encoding/json"
+	"github.com/stretchr/testify/require"
+	"io/ioutil"
+	"testing"
+	"time"
+)
+
+func TestUnmarshalCodePipelineEvent(t *testing.T) {
+	tests := []struct {
+		input  string
+		expect CodePipelineCloudWatchEvent
+	}{
+		{
+			input: "testdata/codepipeline-action-execution-stage-change-event.json",
+			expect: CodePipelineCloudWatchEvent{
+				Version:    "0",
+				ID:         "CWE-event-id",
+				DetailType: "CodePipeline Action Execution State Change",
+				Source:     "aws.codepipeline",
+				AccountID:  "123456789012",
+				Time:       time.Date(2017, 04, 22, 3, 31, 47, 0, time.UTC),
+				Region:     "us-east-1",
+				Resources: []string{
+					"arn:aws:codepipeline:us-east-1:123456789012:pipeline:myPipeline",
+				},
+				Detail: CodePipelineEventDetail{
+					Pipeline:    "myPipeline",
+					Version:     1,
+					ExecutionID: "01234567-0123-0123-0123-012345678901",
+					Stage:       "Prod",
+					Action:      "myAction",
+					State:       "STARTED",
+					Region:      "us-west-2",
+					Type: CodePipelineEventDetailType{
+						Owner:    "AWS",
+						Category: "Deploy",
+						Provider: "CodeDeploy",
+						Version:  1,
+					},
+				},
+			},
+		},
+		{
+			input: "testdata/codepipeline-execution-stage-change-event.json",
+			expect: CodePipelineCloudWatchEvent{
+				Version:    "0",
+				ID:         "CWE-event-id",
+				DetailType: "CodePipeline Stage Execution State Change",
+				Source:     "aws.codepipeline",
+				AccountID:  "123456789012",
+				Time:       time.Date(2017, 04, 22, 3, 31, 47, 0, time.UTC),
+				Region:     "us-east-1",
+				Resources: []string{
+					"arn:aws:codepipeline:us-east-1:123456789012:pipeline:myPipeline",
+				},
+				Detail: CodePipelineEventDetail{
+					Pipeline:    "myPipeline",
+					Version:     1,
+					ExecutionID: "01234567-0123-0123-0123-012345678901",
+					State:       "STARTED",
+				},
+			},
+		},
+		{
+			input: "testdata/codepipeline-execution-state-change-event.json",
+			expect: CodePipelineCloudWatchEvent{
+				Version:    "0",
+				ID:         "CWE-event-id",
+				DetailType: "CodePipeline Pipeline Execution State Change",
+				Source:     "aws.codepipeline",
+				AccountID:  "123456789012",
+				Time:       time.Date(2017, 04, 22, 3, 31, 47, 0, time.UTC),
+				Region:     "us-east-1",
+				Resources: []string{
+					"arn:aws:codepipeline:us-east-1:123456789012:pipeline:myPipeline",
+				},
+				Detail: CodePipelineEventDetail{
+					Pipeline:    "myPipeline",
+					Version:     1,
+					ExecutionID: "01234567-0123-0123-0123-012345678901",
+					State:       "STARTED",
+				},
+			},
+		},
+	}
+
+	for _, testcase := range tests {
+		data, err := ioutil.ReadFile(testcase.input)
+		require.NoError(t, err)
+
+		var actual CodePipelineCloudWatchEvent
+		require.NoError(t, json.Unmarshal(data, &actual))
+
+		require.Equal(t, testcase.expect, actual)
+	}
+}

events/testdata/codepipeline-action-execution-stage-change-event.json

@@ -0,0 +1,27 @@
+{
+  "version": "0",
+  "id": "CWE-event-id",
+  "detail-type": "CodePipeline Action Execution State Change",
+  "source": "aws.codepipeline",
+  "account": "123456789012",
+  "time": "2017-04-22T03:31:47Z",
+  "region": "us-east-1",
+  "resources": [
+    "arn:aws:codepipeline:us-east-1:123456789012:pipeline:myPipeline"
+  ],
+  "detail": {
+    "pipeline": "myPipeline",
+    "version": 1,
+    "execution-id": "01234567-0123-0123-0123-012345678901",
+    "stage": "Prod",
+    "action": "myAction",
+    "state": "STARTED",
+    "region":"us-west-2",
+    "type": {
+      "owner": "AWS",
+      "category": "Deploy",
+      "provider": "CodeDeploy",
+      "version": 1
+    }
+  }
+}

events/testdata/codepipeline-execution-stage-change-event.json

@@ -0,0 +1,18 @@
+{
+  "version": "0",
+  "id": "CWE-event-id",
+  "detail-type": "CodePipeline Stage Execution State Change",
+  "source": "aws.codepipeline",
+  "account": "123456789012",
+  "time": "2017-04-22T03:31:47Z",
+  "region": "us-east-1",
+  "resources": [
+    "arn:aws:codepipeline:us-east-1:123456789012:pipeline:myPipeline"
+  ],
+  "detail": {
+    "pipeline": "myPipeline",
+    "version": 1,
+    "state": "STARTED",
+    "execution-id": "01234567-0123-0123-0123-012345678901"
+  }
+}

events/testdata/codepipeline-execution-state-change-event.json

@@ -0,0 +1,18 @@
+{
+  "version": "0",
+  "id": "CWE-event-id",
+  "detail-type": "CodePipeline Pipeline Execution State Change",
+  "source": "aws.codepipeline",
+  "account": "123456789012",
+  "time": "2017-04-22T03:31:47Z",
+  "region": "us-east-1",
+  "resources": [
+    "arn:aws:codepipeline:us-east-1:123456789012:pipeline:myPipeline"
+  ],
+  "detail": {
+    "pipeline": "myPipeline",
+    "version": 1,
+    "state": "STARTED",
+    "execution-id": "01234567-0123-0123-0123-012345678901"
+  }
+}