Add basic metrics for AWS/ElasticBeanstalk

pkg/api/cloudwatch/metrics.go

@@ -45,6 +45,7 @@ func init() {
 		"AWS/EBS": {"VolumeReadBytes", "VolumeWriteBytes", "VolumeReadOps", "VolumeWriteOps", "VolumeTotalReadTime", "VolumeTotalWriteTime", "VolumeIdleTime", "VolumeQueueLength", "VolumeThroughputPercentage", "VolumeConsumedReadWriteOps"},
 		"AWS/EC2": {"CPUCreditUsage", "CPUCreditBalance", "CPUUtilization", "DiskReadOps", "DiskWriteOps", "DiskReadBytes", "DiskWriteBytes", "NetworkIn", "NetworkOut", "StatusCheckFailed", "StatusCheckFailed_Instance", "StatusCheckFailed_System"},
 		"AWS/ELB": {"HealthyHostCount", "UnHealthyHostCount", "RequestCount", "Latency", "HTTPCode_ELB_4XX", "HTTPCode_ELB_5XX", "HTTPCode_Backend_2XX", "HTTPCode_Backend_3XX", "HTTPCode_Backend_4XX", "HTTPCode_Backend_5XX", "BackendConnectionErrors", "SurgeQueueLength", "SpilloverCount"},
+		"AWS/ElasticBeanstalk": {"EnvironmentHealth"},
 		"AWS/ElasticMapReduce": {"IsIdle", "JobsRunning", "JobsFailed",
 			"MapTasksRunning", "MapTasksRemaining", "MapSlotsOpen", "RemainingMapTasksPerSlot", "ReduceTasksRunning", "ReduceTasksRemaining", "ReduceSlotsOpen",
 			"CoreNodesRunning", "CoreNodesPending", "LiveDataNodes", "TaskNodesRunning", "TaskNodesPending", "LiveTaskTrackers",
@@ -85,6 +86,7 @@ func init() {
 		"AWS/EBS":              {"VolumeId"},
 		"AWS/EC2":              {"AutoScalingGroupName", "ImageId", "InstanceId", "InstanceType"},
 		"AWS/ELB":              {"LoadBalancerName", "AvailabilityZone"},
+		"AWS/ElasticBeanstalk": {"EnvironmentName"},
 		"AWS/ElasticMapReduce": {"ClusterId", "JobFlowId", "JobId"},
 		"AWS/ES":               {"ClientId", "DomainName"},
 		"AWS/Events":           {"RuleName"},