Add RabbitMQ metrics configuration

charts/kubedb-metrics/templates/rabbitmq/catalog-kubedb-com-rabbitmqversion.yaml

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+apiVersion: metrics.appscode.com/v1alpha1
+kind: MetricsConfiguration
+metadata:
+  name: catalog-kubedb-com-rabbitmqversion
+spec:
+  targetRef:
+    apiVersion: catalog.kubedb.com/v1alpha1
+    kind: RabbitMQVersion
+  metrics:
+    - name: created
+      help: "Unix creation timestamp"
+      type: gauge
+      field:
+        path: .metadata.creationTimestamp
+        type: DateTime
+      metricValue:
+        valueFromPath: .metadata.creationTimestamp
+
+    - name: info
+      help: "RabbitMQ versions info"
+      type: gauge
+      labels:
+        - key: db_image
+          valuePath: .spec.db.image
+        - key: deprecated
+          valuePath: .spec.deprecated
+      metricValue:
+        value: 1

charts/kubedb-metrics/templates/rabbitmq/kubedb-com-rabbitmq.yaml

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+apiVersion: metrics.appscode.com/v1alpha1
+kind: MetricsConfiguration
+metadata:
+  name: kubedb-com-rabbitmq
+spec:
+  targetRef:
+    apiVersion: kubedb.com/v1alpha2
+    kind: RabbitMQ
+  commonLabels:
+    - key: app
+      valuePath: .metadata.name
+    - key: app_namespace
+      valuePath: .metadata.namespace
+  metrics:
+    - name: created
+      help: "Unix creation timestamp"
+      type: gauge
+      field:
+        path: .metadata.creationTimestamp
+        type: DateTime
+      metricValue:
+        valueFromPath: .metadata.creationTimestamp
+
+    - name: status_phase
+      help: "RabbitMQ instance current phase"
+      type: gauge
+      field:
+        path: .status.phase
+        type: String
+      params:
+        - key: phase
+          valuePath: .status.phase
+      states:
+        labelKey: phase
+        values:
+          - labelValue: Ready
+            metricValue:
+              valueFromExpression: "int(phase == 'Ready')"
+          - labelValue: Halted
+            metricValue:
+              valueFromExpression: "int(phase == 'Halted')"
+          - labelValue: Provisioning
+            metricValue:
+              valueFromExpression: "int(phase == 'Provisioning')"
+          - labelValue: Critical
+            metricValue:
+              valueFromExpression: "int(phase == 'Critical')"
+          - labelValue: NotReady
+            metricValue:
+              valueFromExpression: "int(phase == 'NotReady')"
+          - labelValue: DataRestoring
+            metricValue:
+              valueFromExpression: "int(phase == 'DataRestoring')"
+
+    - name: info
+      help: "RabbitMQ instance information"
+      type: gauge
+      labels:
+        - key: storageType
+          valuePath: .spec.storageType
+        - key: terminationPolicy
+          valuePath: .spec.terminationPolicy
+        - key: version
+          valuePath: .spec.version
+      metricValue:
+        value: 1
+
+    - name: status_conditions
+      help: "RabbitMQ instance status condition"
+      type: gauge
+      field:
+        path: .status.conditions
+        type: Array
+      labels:
+        - key: type
+          valuePath: .status.conditions[*].type
+        - key: status
+          valuePath: .status.conditions[*].status
+      metricValue:
+        value: 1
+
+    - name: resource_request_cpu
+      help: "Requested CPU by RabbitMQ in core"
+      type: gauge
+      labels:
+        - key: unit
+          value: core
+      params:
+        - key: obj
+          valuePath: .
+        - key: resourceType
+          value: cpu
+      metricValue:
+        valueFromExpression: total_resource_requests(obj, resourceType)
+
+    - name: resource_request_memory
+      help: "Requested memory by RabbitMQ in byte"
+      type: gauge
+      labels:
+        - key: unit
+          value: byte
+      params:
+        - key: obj
+          valuePath: .
+        - key: resourceType
+          value: memory
+      metricValue:
+        valueFromExpression: total_resource_requests(obj, resourceType)
+
+    - name: resource_request_storage
+      help: "Requested storage by RabbitMQ in byte"
+      type: gauge
+      labels:
+        - key: unit
+          value: byte
+      params:
+        - key: obj
+          valuePath: .
+        - key: resourceType
+          value: storage
+      metricValue:
+        valueFromExpression: total_resource_requests(obj, resourceType)
+
+    - name: resource_limit_cpu
+      help: "CPU limit for RabbitMQ in core"
+      type: gauge
+      labels:
+        - key: unit
+          value: core
+      params:
+        - key: obj
+          valuePath: .
+        - key: resourceType
+          value: cpu
+      metricValue:
+        valueFromExpression: total_resource_limits(obj, resourceType)
+
+    - name: resource_limit_memory
+      help: "Memory limit for RabbitMQ in byte"
+      type: gauge
+      labels:
+        - key: unit
+          value: byte
+      params:
+        - key: obj
+          valuePath: .
+        - key: resourceType
+          value: memory
+      metricValue:
+        valueFromExpression: total_resource_limits(obj, resourceType)
+
+    - name: resource_limit_storage
+      help: "Storage limit for RabbitMQ in byte"
+      type: gauge
+      labels:
+        - key: unit
+          value: byte
+      params:
+        - key: obj
+          valuePath: .
+        - key: resourceType
+          value: storage
+      metricValue:
+        valueFromExpression: total_resource_limits(obj, resourceType)
+
+    - name: replicas
+      help: "Number of replicas in the RabbitMQ replicaset"
+      type: gauge
+      field:
+        path: .spec.replicas
+        type: Integer
+      metricValue:
+        valueFromPath: .spec.replicas
+
+
+