e2e test target allocator prometheus cr

Signed-off-by: qiyang <[email protected]>

Author: dominicqi

tests/e2e-targetallocator/targetallocator-prometheuscr/02-assert.yaml

@@ -0,0 +1,68 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: prometheus-cr-v1beta1-collector
+status:
+  readyReplicas: 1
+  replicas: 1
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: prometheus-cr-v1beta1-targetallocator
+status:
+  observedGeneration: 1
+  readyReplicas: 1
+  replicas: 1
+---
+apiVersion: v1
+data:
+  targetallocator.yaml: |
+    allocation_strategy: consistent-hashing
+    collector_selector:
+      matchlabels:
+        app.kubernetes.io/component: opentelemetry-collector
+        app.kubernetes.io/instance: opentelemetry.prometheus-cr-v1beta1
+        app.kubernetes.io/managed-by: opentelemetry-operator
+        app.kubernetes.io/part-of: opentelemetry
+      matchexpressions: []
+    filter_strategy: relabel-config
+    prometheus_cr:
+      enabled: true
+      pod_monitor_selector: null
+      probe_selector: null
+      scrape_config_selector:
+        matchlabels: {}
+        matchexpressions: []
+      scrape_interval: 1s
+      service_monitor_selector: null
+kind: ConfigMap
+metadata:
+  name: prometheus-cr-v1beta1-targetallocator
+---
+apiVersion: v1
+data:
+  collector.yaml: |
+    exporters:
+      prometheus:
+        endpoint: 0.0.0.0:9090
+    receivers:
+      prometheus:
+        config: {}
+        target_allocator:
+          collector_id: ${POD_NAME}
+          endpoint: http://prometheus-cr-v1beta1-targetallocator:80
+          interval: 30s
+    service:
+      pipelines:
+        metrics:
+          exporters:
+            - prometheus
+          receivers:
+            - prometheus
+      telemetry:
+        metrics:
+          address: 0.0.0.0:8888
+kind: ConfigMap
+metadata:
+  name: prometheus-cr-v1beta1-collector-19c94a81

tests/e2e-targetallocator/targetallocator-prometheuscr/02-install.yaml

@@ -0,0 +1,39 @@
+---
+apiVersion: opentelemetry.io/v1beta1
+kind: OpenTelemetryCollector
+metadata:
+  name: prometheus-cr-v1beta1
+spec:
+  config:
+    receivers:
+      prometheus:
+        config:
+          scrape_configs: []
+
+    processors:
+
+    exporters:
+      prometheus:
+        endpoint: 0.0.0.0:9090
+    service:
+      pipelines:
+        metrics:
+          receivers: [prometheus]
+          exporters: [prometheus]
+  mode: statefulset
+  serviceAccount: collector
+  targetAllocator:
+    enabled: true
+    prometheusCR:
+      enabled: true
+      scrapeInterval: 1s
+      scrapeConfigSelector: {}
+    serviceAccount: ta
+---
+apiVersion: monitoring.coreos.com/v1alpha1
+kind: ScrapeConfig
+metadata:
+  name: scrape-config-cr
+spec:
+  kubernetesSDConfigs:
+    - role: Node

tests/e2e-targetallocator/targetallocator-prometheuscr/chainsaw-test.yaml

@@ -22,3 +22,9 @@ spec:
         file: 01-install.yaml
     - assert:
         file: 01-assert.yaml
+  - name: step-02
+    try:
+      - apply:
+          file: 02-install.yaml
+      - assert:
+          file: 02-assert.yaml