Add the example of server deployment using etcd

Author: AlexeyKasatkin

examples/deploy.sh

@@ -40,10 +40,10 @@ AGENT_IMAGE_TAG=${AGENT_IMAGE_TAG:-$IMAGE_TAG}
 SERVER_PORT=${SERVER_PORT:-8081}
 
 if [ -z ${USE_ETCD_ENDPOINT} ] ; then
-  # use 3rd party resource API for store agents state
+  # use 3rd party resource API to store agents state
   SERVER_ENV_TAIL="-kubeproxyinit"
 else
-  # use ETCD for store agent reports
+  # use ETCD to store agent reports
   ETCD_ENDPOINT=${ETCD_ENDPOINT:-"https://localhost:2379"}
   EEPS=$(etcdctl --endpoints=${ETCD_ENDPOINT} member list | awk '{print $4}' | awk -F'=' '{print $2}' | paste -sd "," -)
   SERVER_ENV_TAIL="-etcd-endpoints=${EEPS}"

examples/deployment_etcd.yml

@@ -0,0 +1,33 @@
+apiVersion: apps/v1beta1
+kind: Deployment
+metadata:
+  name: netchecker-server
+spec:
+  replicas: 1
+  template:
+    metadata:
+      annotations:
+        prometheus.io/scrape: "true"
+        prometheus.io/port: "8081"
+      name: netchecker-server
+      labels:
+        app: netchecker-server
+      namespace: default
+    spec:
+      containers:
+        - name: netchecker-server
+          image: mirantis/k8s-netchecker-server:stable
+          imagePullPolicy: IfNotPresent
+          ports:
+            - containerPort: 8081
+          args:
+            - "-v=5"
+            - "-logtostderr"
+            - "-kubeproxyinit=false"
+            - "-endpoint=0.0.0.0:8081"
+            - "-report-ttl=180"
+            - "-etcd-endpoints=https://172.0.10.2:4009,https://172.0.10.3:4009"
+            - "-etcd-key=/var/lib/etcd/etcd-client.key"
+            - "-etcd-cert=/var/lib/etcd/etcd-client.pem"
+            - "-etcd-ca=/var/lib/etcd/ca.pem"
+