Add otel and prometheus deploy files for demo

joylive-demo/deploy/otel.yaml

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+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: otel-collector-conf
+  labels:
+    app: opentelemetry
+    component: otel-collector-conf
+data:
+  otel-collector-config: |
+    receivers:
+      otlp:
+        protocols:
+          grpc:
+            endpoint: 0.0.0.0:4317
+          http:
+            endpoint: 0.0.0.0:4318
+    processors:
+      batch:
+      memory_limiter:
+        # 80% of maximum memory up to 2G
+        limit_mib: 1500
+        # 25% of limit up to 2G
+        spike_limit_mib: 512
+        check_interval: 5s
+    extensions:
+      zpages: {}
+    exporters:
+      prometheus:
+        endpoint: 0.0.0.0:8889
+        namespace: ''
+    service:
+      extensions: [zpages]
+      pipelines:
+        traces/1:
+          receivers: [otlp]
+          processors: [memory_limiter, batch]
+          exporters: [prometheus]
+        metrics:
+          receivers: [otlp]
+          processors: [batch]
+          exporters: [prometheus]
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: otel-collector
+  labels:
+    app: opentelemetry
+    component: otel-collector
+spec:
+  ports:
+    - name: otlp-grpc # Default endpoint for OpenTelemetry gRPC receiver.
+      port: 4317
+      protocol: TCP
+      targetPort: 4317
+    - name: otlp-http # Default endpoint for OpenTelemetry HTTP receiver.
+      port: 4318
+      protocol: TCP
+      targetPort: 4318
+    - name: metrics # Default endpoint for querying metrics.
+      port: 8888
+  type: NodePort
+  selector:
+    component: otel-collector
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: otel-collector
+  labels:
+    app: opentelemetry
+    component: otel-collector
+spec:
+  selector:
+    matchLabels:
+      app: opentelemetry
+      component: otel-collector
+  minReadySeconds: 5
+  progressDeadlineSeconds: 120
+  replicas: 1 #TODO - adjust this to your own requirements
+  template:
+    metadata:
+      labels:
+        app: opentelemetry
+        component: otel-collector
+    spec:
+      containers:
+        - command:
+            - "/otelcol"
+            - "--config=/conf/otel-collector-config.yaml"
+          image: otel/opentelemetry-collector:0.100.0
+          name: otel-collector
+          resources:
+            limits:
+              cpu: 1
+              memory: 2Gi
+            requests:
+              cpu: 200m
+              memory: 400Mi
+          ports:
+            - containerPort: 55679 # Default endpoint for ZPages.
+            - containerPort: 4317 # Default endpoint for OpenTelemetry receiver.
+            - containerPort: 14250 # Default endpoint for Jaeger gRPC receiver.
+            - containerPort: 14268 # Default endpoint for Jaeger HTTP receiver.
+            - containerPort: 9411 # Default endpoint for Zipkin receiver.
+            - containerPort: 8888  # Default endpoint for querying metrics.
+          env:
+            - name: MY_POD_IP
+              valueFrom:
+                fieldRef:
+                  apiVersion: v1
+                  fieldPath: status.podIP
+            - name: GOMEMLIMIT
+              value: 1600MiB
+          volumeMounts:
+            - name: otel-collector-config-vol
+              mountPath: /conf
+      #        - name: otel-collector-secrets
+      #          mountPath: /secrets
+      volumes:
+        - configMap:
+            name: otel-collector-conf
+            items:
+              - key: otel-collector-config
+                path: otel-collector-config.yaml
+          name: otel-collector-config-vol
+#        - secret:
+#            name: otel-collector-secrets
+#            items:
+#              - key: cert.pem
+#                path: cert.pem
+#              - key: key.pem
+#                path: key.pem

joylive-demo/deploy/prometheus.yaml

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+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: prometheus-config
+data:
+  prometheus.yml: |
+    global:
+      scrape_interval: 15s
+    scrape_configs:
+      - job_name: 'otel-collector'
+        scrape_interval: 10s
+        static_configs:
+          - targets: ['otel-collector.otel.svc:8889']
+
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: prometheus
+spec:
+  serviceName: "prometheus"
+  replicas: 1
+  selector:
+    matchLabels:
+      app: prometheus
+  template:
+    metadata:
+      labels:
+        app: prometheus
+    spec:
+      containers:
+        - name: prometheus
+          image: prom/prometheus:v2.26.0
+          args:
+            - "--config.file=/etc/prometheus/prometheus.yml"
+            - "--storage.tsdb.path=/prometheus/"
+          ports:
+            - containerPort: 9090
+          volumeMounts:
+            - name: config-volume
+              mountPath: /etc/prometheus
+            - name: prometheus-data
+              mountPath: /prometheus
+      volumes:
+        - name: config-volume
+          configMap:
+            name: prometheus-config
+        - name: prometheus-data
+          emptyDir: { }
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: prometheus-service
+spec:
+  selector:
+    app: prometheus
+  ports:
+    - protocol: TCP
+      port: 9090
+      targetPort: 9090
+  type: NodePort