chore(metrics): route based on job attributes

deploy/helm/sumologic/conf/metrics/otelcol/config.yaml

@@ -34,7 +34,6 @@ receivers:
         write_timeout = "30s"
         service_address = ":9888"
         data_format = "prometheusremotewrite"
-        path_tag = true
         paths = [
 {{ include "metric.endpoints" . | indent 10 }}
         ]

deploy/helm/sumologic/conf/metrics/otelcol/pipeline.yaml

@@ -33,10 +33,7 @@ processors:
 {{- end }}
   - batch
 {{- if eq .Values.sumologic.metrics.sourceType "http" }}
-  - transform/prepare_routing
   - routing
-{{- else }}
-  - transform/drop_routing_attribute
 {{- end }}
 receivers:
   - telegraf

deploy/helm/sumologic/conf/metrics/otelcol/processors.yaml

@@ -127,57 +127,42 @@ resource/remove_k8s_pod_pod_name:
       key: k8s.pod.pod_name
 
 {{- if eq .Values.sumologic.metrics.sourceType "http" }}
-## NOTE: below listed rules could be simplified if routingprocessor
-## supports regex matching. At this point we could group route entries
-## going to the same set of exporters.
 routing:
-  attribute_source: resource
   default_exporters:
     - sumologic/default
-  drop_resource_routing_attribute: true
-  from_attribute: http_listener_v2_path
+  error_mode: ignore
   table:
     ## apiserver metrics
     - exporters:
         - sumologic/apiserver
-      value: /prometheus.metrics.apiserver
+      statement: route() where resource.attributes["job"] == "apiserver"
     ## control-plane metrics
     - exporters:
         - sumologic/control_plane
-      value: /prometheus.metrics.control-plane.coredns
+      statement: route() where resource.attributes["job"] == "coredns"
     - exporters:
         - sumologic/control_plane
-      value: /prometheus.metrics.control-plane.kube-etcd
+      statement: route() where resource.attributes["job"] == "kube-etcd"
     ## controller metrics
     - exporters:
         - sumologic/controller
-      value: /prometheus.metrics.controller-manager
+      statement: route() where resource.attributes["job"] == "kube-controller-manager"
     ## kubelet metrics
     - exporters:
         - sumologic/kubelet
-      value: /prometheus.metrics.kubelet
+      statement: route() where resource.attributes["job"] == "kubelet"
     ## node metrics
     - exporters:
         - sumologic/node
-      value: /prometheus.metrics.node
+      statement: route() where resource.attributes["job"] == "node-exporter"
     ## scheduler metrics
     - exporters:
         - sumologic/scheduler
-      value: /prometheus.metrics.scheduler
+      statement: route() where resource.attributes["job"] == "kube-scheduler"
     ## state metrics
     - exporters:
         - sumologic/state
-      value: /prometheus.metrics.state
-    ## custom metrics
-    ## These entries are necessary due to a bug in routing processor that prevents the routing key from being deleted
-    ## if the default exporter is chosen
-    ## See: https://github.com/open-telemetry/opentelemetry-collector-contrib/issues/24644
-    - exporters:
-        - sumologic/default
-      value: /prometheus.metrics.applications.custom
-    - exporters:
-        - sumologic/default
-      value: /prometheus.metrics
+      statement: route() where resource.attributes["job"] == "kube-state-metrics"
 {{- end }}
 
 ## Configuration for Source Processor
@@ -192,29 +177,6 @@ source:
 sumologic_schema:
   add_cloud_namespace: false
 
-{{- if eq .Values.sumologic.metrics.sourceType "http" }}
-transform/prepare_routing:
-  error_mode: ignore
-  metric_statements:
-    - context: metric
-      statements:
-        - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.apiserver") where resource.attributes["job"] == "apiserver"
-        - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.control-plane.coredns") where resource.attributes["job"] == "coredns"
-        - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.control-plane.kube-etcd") where resource.attributes["job"] == "kube-etcd"
-        - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.controller-manager") where resource.attributes["job"] == "kubelet" and IsMatch(name, "^cloudprovider_.*")
-        - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.kubelet") where resource.attributes["job"] == "kubelet" and not IsMatch(name, "^cloudprovider_.*")
-        - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.node") where resource.attributes["job"] == "node-exporter"
-        - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.scheduler") where resource.attributes["job"] == "kube-scheduler"
-        - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.state") where resource.attributes["job"] == "kube-state-metrics"
-{{ else }}
-transform/drop_routing_attribute:
-  error_mode: ignore
-  metric_statements:
-    - context: resource
-      statements:
-        - delete_key(attributes, "http_listener_v2_path")
-{{- end }}
-
 transform/remove_name:
   error_mode: ignore
   metric_statements:

tests/helm/metrics_test.go

@@ -137,7 +137,6 @@ func TestMetadataMetricsOtelConfigExtraProcessors(t *testing.T) {
 		"transform/remove_name",
 		"filter/drop_unnecessary_metrics",
 		"batch",
-		"transform/prepare_routing",
 		"routing",
 	}
 
@@ -182,10 +181,8 @@ sumologic:
 	assert.Len(t, otelConfig.Exporters.Rest, 0)
 	assert.NotContains(t, otelConfig.Processors, "routing")
 	assert.NotContains(t, otelConfig.Processors, "transform/prepare_routing")
-	assert.Contains(t, otelConfig.Processors, "transform/drop_routing_attribute")
 	assert.NotContains(t, otelConfig.Service.Pipelines.Metrics.Processors, "routing")
 	assert.NotContains(t, otelConfig.Service.Pipelines.Metrics.Processors, "transform/prepare_routing")
-	assert.Contains(t, otelConfig.Service.Pipelines.Metrics.Processors, "transform/drop_routing_attribute")
 	assert.Equal(t, otelConfig.Service.Pipelines.Metrics.Exporters, []string{"sumologic/default"})
 }
 

tests/helm/testdata/goldenfile/metadata_metrics_otc/additional_endpoints.output.yaml

@@ -197,69 +197,40 @@ data:
         - action: delete
           key: k8s.pod.pod_name
       routing:
-        attribute_source: resource
         default_exporters:
         - sumologic/default
-        drop_resource_routing_attribute: true
-        from_attribute: http_listener_v2_path
+        error_mode: ignore
         table:
         - exporters:
           - sumologic/apiserver
-          value: /prometheus.metrics.apiserver
+          statement: route() where resource.attributes["job"] == "apiserver"
         - exporters:
           - sumologic/control_plane
-          value: /prometheus.metrics.control-plane.coredns
+          statement: route() where resource.attributes["job"] == "coredns"
         - exporters:
           - sumologic/control_plane
-          value: /prometheus.metrics.control-plane.kube-etcd
+          statement: route() where resource.attributes["job"] == "kube-etcd"
         - exporters:
           - sumologic/controller
-          value: /prometheus.metrics.controller-manager
+          statement: route() where resource.attributes["job"] == "kube-controller-manager"
         - exporters:
           - sumologic/kubelet
-          value: /prometheus.metrics.kubelet
+          statement: route() where resource.attributes["job"] == "kubelet"
         - exporters:
           - sumologic/node
-          value: /prometheus.metrics.node
+          statement: route() where resource.attributes["job"] == "node-exporter"
         - exporters:
           - sumologic/scheduler
-          value: /prometheus.metrics.scheduler
+          statement: route() where resource.attributes["job"] == "kube-scheduler"
         - exporters:
           - sumologic/state
-          value: /prometheus.metrics.state
-        - exporters:
-          - sumologic/default
-          value: /prometheus.metrics.applications.custom
-        - exporters:
-          - sumologic/default
-          value: /prometheus.metrics
+          statement: route() where resource.attributes["job"] == "kube-state-metrics"
       source:
         collector: kubernetes
         exclude:
           k8s.namespace.name: ""
       sumologic_schema:
         add_cloud_namespace: false
-      transform/prepare_routing:
-        error_mode: ignore
-        metric_statements:
-        - context: metric
-          statements:
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.apiserver")
-            where resource.attributes["job"] == "apiserver"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.control-plane.coredns")
-            where resource.attributes["job"] == "coredns"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.control-plane.kube-etcd")
-            where resource.attributes["job"] == "kube-etcd"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.controller-manager")
-            where resource.attributes["job"] == "kubelet" and IsMatch(name, "^cloudprovider_.*")
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.kubelet")
-            where resource.attributes["job"] == "kubelet" and not IsMatch(name, "^cloudprovider_.*")
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.node")
-            where resource.attributes["job"] == "node-exporter"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.scheduler")
-            where resource.attributes["job"] == "kube-scheduler"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.state")
-            where resource.attributes["job"] == "kube-state-metrics"
       transform/remove_name:
         error_mode: ignore
         metric_statements:
@@ -289,7 +260,6 @@ data:
             write_timeout = "30s"
             service_address = ":9888"
             data_format = "prometheusremotewrite"
-            path_tag = true
             paths = [
               "/prometheus.metrics",
               "/prometheus.metrics.custom",
@@ -326,7 +296,6 @@ data:
           - transform/remove_name
           - filter/drop_unnecessary_metrics
           - batch
-          - transform/prepare_routing
           - routing
           receivers:
           - telegraf

tests/helm/testdata/goldenfile/metadata_metrics_otc/basic.output.yaml

@@ -197,69 +197,40 @@ data:
         - action: delete
           key: k8s.pod.pod_name
       routing:
-        attribute_source: resource
         default_exporters:
         - sumologic/default
-        drop_resource_routing_attribute: true
-        from_attribute: http_listener_v2_path
+        error_mode: ignore
         table:
         - exporters:
           - sumologic/apiserver
-          value: /prometheus.metrics.apiserver
+          statement: route() where resource.attributes["job"] == "apiserver"
         - exporters:
           - sumologic/control_plane
-          value: /prometheus.metrics.control-plane.coredns
+          statement: route() where resource.attributes["job"] == "coredns"
         - exporters:
           - sumologic/control_plane
-          value: /prometheus.metrics.control-plane.kube-etcd
+          statement: route() where resource.attributes["job"] == "kube-etcd"
         - exporters:
           - sumologic/controller
-          value: /prometheus.metrics.controller-manager
+          statement: route() where resource.attributes["job"] == "kube-controller-manager"
         - exporters:
           - sumologic/kubelet
-          value: /prometheus.metrics.kubelet
+          statement: route() where resource.attributes["job"] == "kubelet"
         - exporters:
           - sumologic/node
-          value: /prometheus.metrics.node
+          statement: route() where resource.attributes["job"] == "node-exporter"
         - exporters:
           - sumologic/scheduler
-          value: /prometheus.metrics.scheduler
+          statement: route() where resource.attributes["job"] == "kube-scheduler"
         - exporters:
           - sumologic/state
-          value: /prometheus.metrics.state
-        - exporters:
-          - sumologic/default
-          value: /prometheus.metrics.applications.custom
-        - exporters:
-          - sumologic/default
-          value: /prometheus.metrics
+          statement: route() where resource.attributes["job"] == "kube-state-metrics"
       source:
         collector: kubernetes
         exclude:
           k8s.namespace.name: ""
       sumologic_schema:
         add_cloud_namespace: false
-      transform/prepare_routing:
-        error_mode: ignore
-        metric_statements:
-        - context: metric
-          statements:
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.apiserver")
-            where resource.attributes["job"] == "apiserver"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.control-plane.coredns")
-            where resource.attributes["job"] == "coredns"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.control-plane.kube-etcd")
-            where resource.attributes["job"] == "kube-etcd"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.controller-manager")
-            where resource.attributes["job"] == "kubelet" and IsMatch(name, "^cloudprovider_.*")
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.kubelet")
-            where resource.attributes["job"] == "kubelet" and not IsMatch(name, "^cloudprovider_.*")
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.node")
-            where resource.attributes["job"] == "node-exporter"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.scheduler")
-            where resource.attributes["job"] == "kube-scheduler"
-          - set(resource.attributes["http_listener_v2_path"], "/prometheus.metrics.state")
-            where resource.attributes["job"] == "kube-state-metrics"
       transform/remove_name:
         error_mode: ignore
         metric_statements:
@@ -289,7 +260,6 @@ data:
             write_timeout = "30s"
             service_address = ":9888"
             data_format = "prometheusremotewrite"
-            path_tag = true
             paths = [
               "/prometheus.metrics"
             ]
@@ -324,7 +294,6 @@ data:
           - transform/remove_name
           - filter/drop_unnecessary_metrics
           - batch
-          - transform/prepare_routing
           - routing
           receivers:
           - telegraf

tests/helm/testdata/goldenfile/metadata_metrics_otc/custom.output.yaml

@@ -132,12 +132,6 @@ data:
           k8s.namespace.name: ""
       sumologic_schema:
         add_cloud_namespace: false
-      transform/drop_routing_attribute:
-        error_mode: ignore
-        metric_statements:
-        - context: resource
-          statements:
-          - delete_key(attributes, "http_listener_v2_path")
       transform/remove_name:
         error_mode: ignore
         metric_statements:
@@ -167,7 +161,6 @@ data:
             write_timeout = "30s"
             service_address = ":9888"
             data_format = "prometheusremotewrite"
-            path_tag = true
             paths = [
               "/prometheus.metrics"
             ]
@@ -195,7 +188,6 @@ data:
           - transform/remove_name
           - filter/drop_unnecessary_metrics
           - batch
-          - transform/drop_routing_attribute
           receivers:
           - telegraf
           - otlp