Add full support for ECS in Application Signals

plugins/processors/awsapplicationsignals/common/types.go

@@ -28,6 +28,14 @@ const (
 	AttributeHost                = "Host"
 )
 
+// Platform attribute used as CloudWatch EMF log field.
+const (
+	MetricAttributeECSCluster                = "ECS.Cluster"
+	MetricAttributeECSTaskId                 = "ECS.TaskId"
+	MetricAttributeECSTaskDefinitionFamily   = "ECS.TaskDefinitionFamily"
+	MetricAttributeECSTaskDefinitionRevision = "ECS.TaskDefinitionRevision"
+)
+
 // Telemetry attributes used as CloudWatch EMF log fields.
 const (
 	MetricAttributeTelemetrySDK    = "Telemetry.SDK"

plugins/processors/awsapplicationsignals/config/config.go

@@ -62,9 +62,7 @@ func (cfg *Config) Validate() error {
 			if resolver.Name == "" {
 				return errors.New("name must not be empty for k8s resolver")
 			}
-		case PlatformEC2, PlatformGeneric:
-		case PlatformECS:
-			return errors.New("ecs resolver is not supported")
+		case PlatformEC2, PlatformECS, PlatformGeneric:
 		default:
 			return errors.New("unknown resolver")
 		}

plugins/processors/awsapplicationsignals/config/config_test.go

@@ -10,23 +10,41 @@ import (
 )
 
 func TestValidatePassed(t *testing.T) {
-	config := Config{
-		Resolvers: []Resolver{NewEKSResolver("test"), NewGenericResolver("")},
-		Rules:     nil,
-	}
-	assert.Nil(t, config.Validate())
-
-	config = Config{
-		Resolvers: []Resolver{NewK8sResolver("test"), NewGenericResolver("")},
-		Rules:     nil,
+	tests := []struct {
+		name     string
+		resolver Resolver
+	}{
+		{
+			"testEKS",
+			NewEKSResolver("test"),
+		},
+		{
+			"testK8S",
+			NewK8sResolver("test"),
+		},
+		{
+			"testEC2",
+			NewEC2Resolver("test"),
+		},
+		{
+			"testECS",
+			NewECSResolver("test"),
+		},
+		{
+			"testGeneric",
+			NewGenericResolver("test"),
+		},
 	}
-	assert.Nil(t, config.Validate())
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			config := Config{
+				Resolvers: []Resolver{tt.resolver},
+				Rules:     nil,
+			}
+			assert.Nil(t, config.Validate())
 
-	config = Config{
-		Resolvers: []Resolver{NewEC2Resolver("test"), NewGenericResolver("")},
-		Rules:     nil,
+		})
 	}
-	assert.Nil(t, config.Validate())
 }
 
 func TestValidateFailedOnEmptyResolver(t *testing.T) {
@@ -38,15 +56,27 @@ func TestValidateFailedOnEmptyResolver(t *testing.T) {
 }
 
 func TestValidateFailedOnEmptyResolverName(t *testing.T) {
-	config := Config{
-		Resolvers: []Resolver{NewEKSResolver("")},
-		Rules:     nil,
+	tests := []struct {
+		name     string
+		resolver Resolver
+	}{
+		{
+			"testEKS",
+			NewEKSResolver(""),
+		},
+		{
+			"testK8S",
+			NewK8sResolver(""),
+		},
 	}
-	assert.NotNil(t, config.Validate())
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			config := Config{
+				Resolvers: []Resolver{tt.resolver},
+				Rules:     nil,
+			}
+			assert.NotNil(t, config.Validate())
 
-	config = Config{
-		Resolvers: []Resolver{NewK8sResolver("")},
-		Rules:     nil,
+		})
 	}
-	assert.NotNil(t, config.Validate())
 }

plugins/processors/awsapplicationsignals/config/resolvers.go

@@ -42,6 +42,13 @@ func NewEC2Resolver(name string) Resolver {
 	}
 }
 
+func NewECSResolver(name string) Resolver {
+	return Resolver{
+		Name:     name,
+		Platform: PlatformECS,
+	}
+}
+
 func NewGenericResolver(name string) Resolver {
 	return Resolver{
 		Name:     name,

plugins/processors/awsapplicationsignals/internal/attributes/attributes.go

@@ -19,6 +19,9 @@ const (
 	AWSRemoteDbUser                       = "aws.remote.db.user"
 	AWSRemoteResourceCfnPrimaryIdentifier = "aws.remote.resource.cfn.primary.identifier"
 
+	AWSECSClusterName = "aws.ecs.cluster.name"
+	AWSECSTaskID      = "aws.ecs.task.id"
+
 	// resource detection processor attributes
 	ResourceDetectionHostId   = "host.id"
 	ResourceDetectionHostName = "host.name"

plugins/processors/awsapplicationsignals/internal/normalizer/attributesnormalizer.go

@@ -42,10 +42,12 @@ var attributesRenamingForMetric = map[string]string{
 	attr.AWSRemoteResourceType:                 common.CWMetricAttributeRemoteResourceType,
 	attr.AWSRemoteDbUser:                       common.MetricAttributeRemoteDbUser,
 	attr.AWSRemoteResourceCfnPrimaryIdentifier: common.MetricAttributeRemoteResourceCfnPrimaryIdentifier,
+	attr.AWSECSClusterName:                     common.MetricAttributeECSCluster,
+	attr.AWSECSTaskID:                          common.MetricAttributeECSTaskId,
 }
 
 var resourceAttributesRenamingForTrace = map[string]string{
-	// these kubernetes resource attributes are set by the openTelemetry operator
+	// these kubernetes resource attributes are set by the OpenTelemetry operator
 	// see the code references from upstream:
 	// * https://github.com/open-telemetry/opentelemetry-operator/blob/0e39ee77693146e0924da3ca474a0fe14dc30b3a/pkg/instrumentation/sdk.go#L245
 	// * https://github.com/open-telemetry/opentelemetry-operator/blob/0e39ee77693146e0924da3ca474a0fe14dc30b3a/pkg/instrumentation/sdk.go#L305C43-L305C43
@@ -61,9 +63,9 @@ var attributesRenamingForTrace = map[string]string{
 	attr.AWSRemoteTarget: attr.AWSRemoteResourceIdentifier,
 }
 
-var copyMapForMetric = map[string]string{
-	// these kubernetes resource attributes are set by the openTelemtry operator
-	// see the code referecnes from upstream:
+var resourceToMetricAttributes = map[string]string{
+	// these kubernetes resource attributes are set by the OpenTelemetry operator
+	// see the code references from upstream:
 	// * https://github.com/open-telemetry/opentelemetry-operator/blob/0e39ee77693146e0924da3ca474a0fe14dc30b3a/pkg/instrumentation/sdk.go#L245
 	// * https://github.com/open-telemetry/opentelemetry-operator/blob/0e39ee77693146e0924da3ca474a0fe14dc30b3a/pkg/instrumentation/sdk.go#L305C43-L305C43
 	semconv.AttributeK8SDeploymentName:  common.AttributeK8SWorkload,
@@ -73,6 +75,8 @@ var copyMapForMetric = map[string]string{
 	semconv.AttributeK8SCronJobName:     common.AttributeK8SWorkload,
 	semconv.AttributeK8SPodName:         common.AttributeK8SPod,
 	semconv.AttributeAWSLogGroupNames:   "aws.log.group.names",
+	semconv.AttributeAWSECSTaskRevision: common.MetricAttributeECSTaskDefinitionRevision,
+	semconv.AttributeAWSECSTaskFamily:   common.MetricAttributeECSTaskDefinitionFamily,
 }
 
 const (
@@ -107,7 +111,7 @@ func (n *attributesNormalizer) copyResourceAttributesToAttributes(attributes, re
 	if isTrace {
 		return
 	}
-	for k, v := range copyMapForMetric {
+	for k, v := range resourceToMetricAttributes {
 		if resourceAttrValue, ok := resourceAttributes.Get(k); ok {
 			// print some debug info when an attribute value is overwritten
 			if originalAttrValue, ok := attributes.Get(k); ok {

plugins/processors/awsapplicationsignals/internal/normalizer/attributesnormalizer_test.go

@@ -86,7 +86,7 @@ func TestCopyResourceAttributesToAttributes(t *testing.T) {
 
 	// Create a pcommon.Map for resourceAttributes with some attributes
 	resourceAttributes := pcommon.NewMap()
-	for resourceAttrKey, attrKey := range copyMapForMetric {
+	for resourceAttrKey, attrKey := range resourceToMetricAttributes {
 		resourceAttributes.PutStr(resourceAttrKey, attrKey+"-value")
 	}
 	resourceAttributes.PutStr("host.id", "i-01ef7d37f42caa168")
@@ -98,7 +98,7 @@ func TestCopyResourceAttributesToAttributes(t *testing.T) {
 	normalizer.copyResourceAttributesToAttributes(attributes, resourceAttributes, false)
 
 	// Check that the attribute has been copied correctly
-	for _, attrKey := range copyMapForMetric {
+	for _, attrKey := range resourceToMetricAttributes {
 		if value, ok := attributes.Get(attrKey); !ok || value.AsString() != attrKey+"-value" {
 			t.Errorf("Attribute was not copied correctly: got %v, want %v", value.AsString(), attrKey+"-value")
 		}

plugins/processors/awsapplicationsignals/internal/resolver/attributesresolver.go

@@ -7,7 +7,6 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"strings"
 
 	"go.opentelemetry.io/collector/pdata/pcommon"
 	semconv "go.opentelemetry.io/collector/semconv/v1.22.0"
@@ -16,7 +15,6 @@ import (
 	"github.com/aws/amazon-cloudwatch-agent/plugins/processors/awsapplicationsignals/common"
 	appsignalsconfig "github.com/aws/amazon-cloudwatch-agent/plugins/processors/awsapplicationsignals/config"
 	attr "github.com/aws/amazon-cloudwatch-agent/plugins/processors/awsapplicationsignals/internal/attributes"
-	"github.com/aws/amazon-cloudwatch-agent/translator/util/ecsutil"
 )
 
 const (
@@ -25,6 +23,7 @@ const (
 	AttributePlatformGeneric = "Generic"
 	AttributePlatformEC2     = "AWS::EC2"
 	AttributePlatformEKS     = "AWS::EKS"
+	AttributePlatformECS     = "AWS::ECS"
 	AttributePlatformK8S     = "K8s"
 )
 
@@ -59,12 +58,10 @@ func NewAttributesResolver(resolvers []appsignalsconfig.Resolver, logger *zap.Lo
 			subResolvers = append(subResolvers, getKubernetesResolver(resolver.Platform, resolver.Name, logger), newKubernetesResourceAttributesResolver(resolver.Platform, resolver.Name))
 		case appsignalsconfig.PlatformEC2:
 			subResolvers = append(subResolvers, newResourceAttributesResolver(resolver.Platform, AttributePlatformEC2, DefaultInheritedAttributes))
+		case appsignalsconfig.PlatformECS:
+			subResolvers = append(subResolvers, newECSResourceAttributesResolver(resolver.Platform, resolver.Name))
 		default:
-			if ecsutil.GetECSUtilSingleton().IsECS() {
-				subResolvers = append(subResolvers, newResourceAttributesResolver(appsignalsconfig.PlatformECS, AttributePlatformGeneric, DefaultInheritedAttributes))
-			} else {
-				subResolvers = append(subResolvers, newResourceAttributesResolver(resolver.Platform, AttributePlatformGeneric, GenericInheritedAttributes))
-			}
+			subResolvers = append(subResolvers, newResourceAttributesResolver(resolver.Platform, AttributePlatformGeneric, GenericInheritedAttributes))
 		}
 	}
 	return &attributesResolver{
@@ -121,40 +118,15 @@ func getLocalEnvironment(attributes, resourceAttributes pcommon.Map, defaultEnvP
 	if val, found := resourceAttributes.Get(attr.AWSHostedInEnvironment); found {
 		return val.Str()
 	}
-	if defaultEnvPrefix == appsignalsconfig.PlatformECS {
-		if clusterName, _ := getECSClusterName(resourceAttributes); clusterName != "" {
-			return getDefaultEnvironment(defaultEnvPrefix, clusterName)
-		}
-		if clusterName := ecsutil.GetECSUtilSingleton().Cluster; clusterName != "" {
-			return getDefaultEnvironment(defaultEnvPrefix, clusterName)
-		}
-	} else if defaultEnvPrefix == appsignalsconfig.PlatformEC2 {
+	if defaultEnvPrefix == appsignalsconfig.PlatformEC2 {
 		if asgAttr, found := resourceAttributes.Get(attr.ResourceDetectionASG); found {
-			return getDefaultEnvironment(defaultEnvPrefix, asgAttr.Str())
-		}
-	}
-	return getDefaultEnvironment(defaultEnvPrefix, AttributeEnvironmentDefault)
-}
-
-func getECSClusterName(resourceAttributes pcommon.Map) (string, bool) {
-	if clusterAttr, ok := resourceAttributes.Get(semconv.AttributeAWSECSClusterARN); ok {
-		parts := strings.Split(clusterAttr.Str(), "/")
-		clusterName := parts[len(parts)-1]
-		return clusterName, true
-	} else if taskAttr, ok := resourceAttributes.Get(semconv.AttributeAWSECSTaskARN); ok {
-		parts := strings.SplitAfterN(taskAttr.Str(), ":task/", 2)
-		if len(parts) == 2 {
-			taskParts := strings.Split(parts[1], "/")
-			// cluster name in ARN
-			if len(taskParts) == 2 {
-				return taskParts[0], true
-			}
+			return generateLocalEnvironment(defaultEnvPrefix, asgAttr.Str())
 		}
 	}
-	return "", false
+	return generateLocalEnvironment(defaultEnvPrefix, AttributeEnvironmentDefault)
 }
 
-func getDefaultEnvironment(platformCode, val string) string {
+func generateLocalEnvironment(platformCode, val string) string {
 	return fmt.Sprintf("%s:%s", platformCode, val)
 }
 

plugins/processors/awsapplicationsignals/internal/resolver/attributesresolver_test.go

@@ -75,28 +75,6 @@ func TestResourceAttributesResolverWithNoConfiguredName(t *testing.T) {
 	}
 }
 
-func TestResourceAttributesResolverWithECSClusterName(t *testing.T) {
-	resolver := resourceAttributesResolver{
-		defaultEnvPrefix: "ecs",
-		platformType:     "Generic",
-		attributeMap:     DefaultInheritedAttributes,
-	}
-
-	attributes := pcommon.NewMap()
-	resourceAttributes := pcommon.NewMap()
-	resourceAttributes.PutStr(semconv.AttributeAWSECSTaskARN, "arn:aws:ecs:us-west-1:123456789123:task/my-cluster/10838bed-421f-43ef-870a-f43feacbbb5b")
-
-	resolver.Process(attributes, resourceAttributes)
-
-	attribute, ok := attributes.Get(common.AttributePlatformType)
-	assert.True(t, ok)
-	assert.Equal(t, "Generic", attribute.Str())
-
-	attribute, ok = attributes.Get(attr.AWSLocalEnvironment)
-	assert.True(t, ok)
-	assert.Equal(t, "ecs:my-cluster", attribute.Str())
-}
-
 func TestResourceAttributesResolverWithOnEC2WithASG(t *testing.T) {
 	logger, _ := zap.NewDevelopment()
 	attributesResolver := NewAttributesResolver([]config.Resolver{config.NewEC2Resolver("")}, logger)
@@ -226,22 +204,3 @@ func TestAttributesResolver_Stop(t *testing.T) {
 	mockSubResolver1.AssertExpectations(t)
 	mockSubResolver2.AssertExpectations(t)
 }
-
-func TestGetClusterName(t *testing.T) {
-	resourceAttributes := pcommon.NewMap()
-	resourceAttributes.PutStr(semconv.AttributeAWSECSClusterARN, "arn:aws:ecs:us-west-2:123456789123:cluster/my-cluster")
-	clusterName, ok := getECSClusterName(resourceAttributes)
-	assert.True(t, ok)
-	assert.Equal(t, "my-cluster", clusterName)
-
-	resourceAttributes = pcommon.NewMap()
-	resourceAttributes.PutStr(semconv.AttributeAWSECSTaskARN, "arn:aws:ecs:us-west-1:123456789123:task/10838bed-421f-43ef-870a-f43feacbbb5b")
-	_, ok = getECSClusterName(resourceAttributes)
-	assert.False(t, ok)
-
-	resourceAttributes = pcommon.NewMap()
-	resourceAttributes.PutStr(semconv.AttributeAWSECSTaskARN, "arn:aws:ecs:us-west-1:123456789123:task/my-cluster/10838bed-421f-43ef-870a-f43feacbbb5b")
-	clusterName, ok = getECSClusterName(resourceAttributes)
-	assert.True(t, ok)
-	assert.Equal(t, "my-cluster", clusterName)
-}