Region and zone ecs fields nested in cloud field (#37015)

Author: ishleenk17

CHANGELOG.next.asciidoc

@@ -150,6 +150,7 @@ is collected by it.
 - Add log error when statsd server fails to start {pull}36477[36477]
 - Fix CassandraConnectionClosures metric configuration {pull}34742[34742]
 - Fix event mapping implementation for statsd module {pull}36925[36925]
+- The region and availability_zone ecs fields nested within the cloud field. {pull}37015[37015]
 
 *Osquerybeat*
 

x-pack/metricbeat/module/gcp/compute/_meta/data.json

@@ -9,10 +9,10 @@
             "id": "1113015278728017638",
             "name": "gke-apm-ci-k8s-cluster-pool-2-e8852348-58mx"
         },
-        "provider": "gcp"
+        "provider": "gcp",
+        "availability_zone": "us-central1-a",
+        "region": "us-central1"
     },
-    "cloud.availability_zone": "us-central1-c",
-    "cloud.region": "us-central1",
     "event": {
         "dataset": "gcp.compute",
         "duration": 115000,

x-pack/metricbeat/module/gcp/compute/_meta/data_cpu.json

@@ -9,10 +9,10 @@
             "id": "7206859884978665190",
             "name": "gke-apm-ci-k8s-cluster-pool-2-e8852348-rt8n"
         },
-        "provider": "gcp"
+        "provider": "gcp",
+        "availability_zone": "us-central1-a",
+        "region": "us-central1"
     },
-    "cloud.availability_zone": "us-central1-c",
-    "cloud.region": "us-central1",
     "event": {
         "dataset": "gcp.compute",
         "duration": 115000,

x-pack/metricbeat/module/gcp/compute/_meta/data_disk.json

@@ -9,10 +9,10 @@
             "id": "4281532529829668842",
             "name": "synthetics-service"
         },
-        "provider": "gcp"
+        "provider": "gcp",
+        "availability_zone": "us-central1-a",
+        "region": "us-central1"
     },
-    "cloud.availability_zone": "us-central1-a",
-    "cloud.region": "us-central1",
     "event": {
         "dataset": "gcp.compute",
         "duration": 115000,

x-pack/metricbeat/module/gcp/compute/_meta/data_firewall.json

@@ -9,10 +9,10 @@
             "id": "8825965883407652424",
             "name": "heartbeat-los-angeles"
         },
-        "provider": "gcp"
+        "provider": "gcp",
+        "availability_zone": "us-west2-a",
+        "region": "us-west2-a"
     },
-    "cloud.availability_zone": "us-west2-a",
-    "cloud.region": "us-west2",
     "event": {
         "dataset": "gcp.compute",
         "duration": 115000,

x-pack/metricbeat/module/gcp/compute/_meta/data_memory.json

@@ -12,10 +12,10 @@
         "machine": {
             "type": "e2-micro"
         },
-        "provider": "gcp"
+        "provider": "gcp",
+        "availability_zone": "us-central1-a",
+        "region": "us-central1"
     },
-    "cloud.availability_zone": "us-central1-a",
-    "cloud.region": "us-central1",
     "event": {
         "dataset": "gcp.compute",
         "duration": 115000,

x-pack/metricbeat/module/gcp/compute/_meta/data_network.json

@@ -9,10 +9,10 @@
             "id": "1113015278728017638",
             "name": "gke-apm-ci-k8s-cluster-pool-2-e8852348-58mx"
         },
-        "provider": "gcp"
+        "provider": "gcp",
+        "availability_zone": "us-central1-a",
+        "region": "us-central1"
     },
-    "cloud.availability_zone": "us-central1-c",
-    "cloud.region": "us-central1",
     "event": {
         "dataset": "gcp.compute",
         "duration": 115000,

x-pack/metricbeat/module/gcp/timeseries_metadata_collector.go

@@ -62,12 +62,12 @@ func (s *StackdriverTimeSeriesMetadataCollector) Metadata(ctx context.Context, i
 	}
 
 	if availabilityZone != "" {
-		ecs[ECSCloud+"."+ECSCloudAvailabilityZone] = availabilityZone
+		_, _ = ecs.Put(ECSCloud+"."+ECSCloudAvailabilityZone, availabilityZone)
 
 		// Get region name from availability zone name
 		region := getRegionName(availabilityZone)
 		if region != "" {
-			ecs[ECSCloud+"."+ECSCloudRegion] = region
+			_, _ = ecs.Put(ECSCloud+"."+ECSCloudRegion, region)
 		}
 	}