Move container_registry metrics from beats to integrations

Switch from "container_registry" to "monitor" metricset, add the
metrics configuration from beats, and add an ingest pipeline to
set the expected field names (`container_registry.*` instead
of `azure.metrics.*`).

Author: zmoog

packages/azure_metrics/changelog.yml

@@ -1,3 +1,8 @@
+- version: "1.0.8"
+  changes:
+    - description: Move container_registry metrics config from beats to integrations
+      type: enhancement
+      link: https://github.com/elastic/integrations/pull/3629
 - version: "1.0.7"
   changes:
     - description: Move container_service metrics config from beats to integrations

packages/azure_metrics/data_stream/container_registry/agent/stream/stream.yml.hbs

@@ -1,4 +1,4 @@
-metricsets: ["container_registry"]
+metricsets: ["monitor"]
 period: {{period}}
 {{#if client_id}}
 client_id: {{client_id}}
@@ -26,10 +26,44 @@ resources:
 {{#if resource_groups}}
     {{#each resource_groups}}
         - resource_group: "{{this}}"
+          resource_type: "Microsoft.ContainerRegistry/registries"
+          metrics:
+          - name: ["TotalPullCount", "SuccessfulPullCount", "TotalPushCount", "SuccessfulPushCount","RunDuration", "AgentPoolCPUTime"]
+            namespace: "Microsoft.ContainerRegistry/registries"
+            timegrain: "PT5M"
+          - name: ["StorageUsed"]
+            namespace: "Microsoft.ContainerRegistry/registries"
+            timegrain: "PT1H"        
     {{/each}}
 {{/if}}
 {{#if resource_ids}}
     {{#each resource_ids}}
         - resource_id: "{{this}}"
+          timegrain: "PT5M"
+          metrics:
+          - name: ["TotalPullCount", "SuccessfulPullCount", "TotalPushCount", "SuccessfulPushCount","RunDuration", "AgentPoolCPUTime"]
+            namespace: "Microsoft.ContainerRegistry/registries"
+            timegrain: "PT5M"
+          - name: ["StorageUsed"]
+            namespace: "Microsoft.ContainerRegistry/registries"
+            timegrain: "PT1H"
     {{/each}}
-{{/if}}
+{{/if}}
+
+{{!
+    When no resource group and resource ID are specified by the user, we want to 
+    collect metrics for all the resource groups in the subscription.
+}}
+
+{{#unless resource_ids }}
+    {{#unless resource_groups }}
+        - resource_query: "resourceType eq 'Microsoft.ContainerRegistry/registries'"
+          metrics:
+          - name: ["TotalPullCount", "SuccessfulPullCount", "TotalPushCount", "SuccessfulPushCount","RunDuration", "AgentPoolCPUTime"]
+            namespace: "Microsoft.ContainerRegistry/registries"
+            timegrain: "PT5M"
+          - name: ["StorageUsed"]
+            namespace: "Microsoft.ContainerRegistry/registries"
+            timegrain: "PT1H"       
+    {{/unless}}
+{{/unless}}

packages/azure_metrics/data_stream/container_registry/elasticsearch/ingest_pipeline/default.yml

@@ -0,0 +1,14 @@
+---
+description: Pipeline for parsing azure container_registry metrics.
+processors:
+  - set:
+      field: ecs.version
+      value: "8.0.0"
+  - rename:
+      field: azure.metrics
+      target_field: azure.container_registry
+      ignore_missing: true
+on_failure:
+  - set:
+      field: error.message
+      value: '{{ _ingest.on_failure_message }}'

packages/azure_metrics/manifest.yml

@@ -1,6 +1,6 @@
 name: azure_metrics
 title: Azure Resource Metrics
-version: 1.0.7
+version: 1.0.8
 release: ga
 description: Collect metrics from Azure resources with Elastic Agent.
 type: integration