fixed cloudwatch endpoint for telemetry metrics requests

cr: https://code.amazon.com/reviews/CR-54398702

agent/session/telemetry/metrics/service.go

@@ -162,7 +162,7 @@ func (c *CloudWatchService) createCloudWatchClient() *cloudwatch.CloudWatch {
 	})
 
 	appConfig := c.context.AppConfig()
-	if defaultEndpoint := c.context.Identity().GetDefaultEndpoint("logs"); defaultEndpoint != "" {
+	if defaultEndpoint := c.context.Identity().GetDefaultEndpoint("monitoring"); defaultEndpoint != "" {
 		config.Endpoint = &defaultEndpoint
 	}
 

agent/session/telemetry/metrics/service_test.go

+// Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License"). You may not
+// use this file except in compliance with the License. A copy of the
+// License is located at
+//
+// http://aws.amazon.com/apache2.0/
+//
+// or in the "license" file accompanying this file. This file is distributed
+// on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+// either express or implied. See the License for the specific language governing
+// permissions and limitations under the License.
+
+// Package metrics is responsible for pulling logs from the log queue and publishing them to cloudwatch
+
+package metrics
+
+import (
+	"testing"
+
+	contextmocks "github.com/aws/amazon-ssm-agent/agent/context"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestCreateCloudwatchService(t *testing.T) {
+	context := contextmocks.NewMockDefault()
+	service := NewCloudWatchService(context)
+
+	assert.NotNil(t, service)
+	assert.NotNil(t, service.service)
+	assert.Equal(t, "https://monitoring.us-east-1.amazonaws.com", service.service.Endpoint)
+}