port opentelemetry operator (#358)

* port opentelemetry operator

* Add the missed preload_images and required field

data/opentelemetry-operator/config.json

@@ -0,0 +1,23 @@
+{
+    "deploy": {
+        "steps": [
+            {
+                "apply": {
+                    "file": "data/opentelemetry-operator/cert-manager.yaml",
+                    "namespace": null
+                }
+            },
+            {
+                "apply": {
+                    "file": "data/opentelemetry-operator/opentelemetry-operator.yaml",
+                    "operator": true,
+                    "namespace": "opentelemetry-operator-system",
+                    "operator_container_name": "manager"
+                }
+            }
+        ]
+    },
+    "crd_name": "opentelemetrycollectors.opentelemetry.io",
+    "seed_custom_resource": "data/opentelemetry-operator/cr.yaml",
+    "example_dir": "data/opentelemetry-operator/examples"
+}

data/opentelemetry-operator/cr.yaml

@@ -0,0 +1,29 @@
+apiVersion: opentelemetry.io/v1alpha1
+kind: OpenTelemetryCollector
+metadata:
+  name: test-cluster
+spec:
+  config: |
+    receivers:
+      otlp:
+        protocols:
+          grpc:
+          http:
+    processors:
+      memory_limiter:
+        check_interval: 1s
+        limit_percentage: 75
+        spike_limit_percentage: 15
+      batch:
+        send_batch_size: 10000
+        timeout: 10s
+
+    exporters:
+      debug:
+
+    service:
+      pipelines:
+        traces:
+          receivers: [otlp]
+          processors: []
+          exporters: [debug]

data/opentelemetry-operator/examples/target-allocator.yaml

@@ -0,0 +1,33 @@
+apiVersion: opentelemetry.io/v1alpha1
+kind: OpenTelemetryCollector
+metadata:
+  name: test-cluster
+spec:
+  mode: statefulset
+  targetAllocator:
+    enabled: true
+  config: |
+    receivers:
+      prometheus:
+        config:
+          scrape_configs:
+          - job_name: 'otel-collector'
+            scrape_interval: 10s
+            static_configs:
+            - targets: [ '0.0.0.0:8888' ]
+            metric_relabel_configs:
+            - action: labeldrop
+              regex: (id|name)
+            - action: labelmap
+              regex: label_(.+)
+              replacement: $$1
+
+    exporters:
+      debug:
+
+    service:
+      pipelines:
+        metrics:
+          receivers: [prometheus]
+          processors: []
+          exporters: [debug]

data/opentelemetry-operator/examples/using-prometheus.yaml

@@ -0,0 +1,25 @@
+apiVersion: opentelemetry.io/v1alpha1
+kind: OpenTelemetryCollector
+metadata:
+  name: collector-with-ta-prometheus-cr
+spec:
+  mode: statefulset
+  targetAllocator:
+    enabled: true
+    serviceAccount: everything-prometheus-operator-needs
+    prometheusCR:
+      enabled: true
+  config: |
+    receivers:
+      prometheus:
+        config:
+
+    exporters:
+      debug:
+
+    service:
+      pipelines:
+        metrics:
+          receivers: [prometheus]
+          processors: []
+          exporters: [debug]