Update roles/stolon/tasks/main.yml

playbook.yml

@@ -5,6 +5,7 @@
     - common
     - kubernetes
     - kube-master
+    - stolon
 
 - name: Configure Kubernetes Nodes
   hosts: workers

roles/kube-master/tasks/main.yml

@@ -133,6 +133,34 @@
   delay: 6
   become: yes
 
+- name: Instalar Helm no nó master
+  become: true
+  shell: |
+    curl -fsSL https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 | bash
+  args:
+    creates: /usr/local/bin/helm
+    
+- name: Adicionar repositório Helm do CSI NFS
+  command: >
+    helm repo add csi-driver-nfs https://raw.githubusercontent.com/kubernetes-csi/csi-driver-nfs/master/charts
+  args:
+    creates: /root/.cache/helm/repository/csi-driver-nfs-index.yaml
+
+- name: Atualizar repositórios Helm
+  command: helm repo update
+  
+- name: Instalar CSI NFS Driver via Helm
+  command: helm upgrade --install csi-driver-nfs csi-driver-nfs/csi-driver-nfs --namespace kube-system --version 4.12.0
+  register: resultado_nfs
+  environment:
+    KUBECONFIG:  /home/fenix/.kube/config
+
+ 
+- name: Mostrar resultado do nfs csi driver
+  debug:
+    var: resultado_nfs.stdout_lines
+
+
 - name: Get kubeadm join command
   become: true
   shell: kubeadm token create --print-join-command

roles/stolon/files/docker-secrets.yaml

@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: regcred
+  namespace: postgresql
+data:
+  .dockerconfigjson: >-
+    eyJhdXRocyI6eyJodHRwczovL2luZGV4LmRvY2tlci5pby92MS8iOnsidXNlcm5hbWUiOiJ1c2VyIiwicGFzc3dvcmQiOiJwYXNzIiwiYXV0aCI6ImRmamlla2ZlcldFS1dFa29mY2RrbzM0MzUzZmQ9In19fQ==
+type: kubernetes.io/dockerconfigjson

roles/stolon/files/stolon-keeper.yaml

@@ -0,0 +1,109 @@
+# PetSet was renamed to StatefulSet in k8s 1.5
+# apiVersion: apps/v1alpha1
+# kind: PetSet
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: stolon-keeper
+  namespace: postgresql
+spec:
+  serviceName: "stolon-keeper"
+  replicas: 3
+  selector:
+    matchLabels:
+      component: stolon-keeper
+      stolon-cluster: kube-stolon
+  template:
+    metadata:
+      labels:
+        component: stolon-keeper
+        stolon-cluster: kube-stolon
+      annotations:
+        pod.alpha.kubernetes.io/initialized: "true"
+        prometheus.io/scrape: "true"
+        prometheus.io/port: "8080"
+    spec:
+      imagePullSecrets:
+      - name: regcred
+      terminationGracePeriodSeconds: 10
+      containers:
+        - name: stolon-keeper
+          image: sorintlab/stolon:master-pg15
+          command:
+            - "/bin/bash"
+            - "-ec"
+            - |
+              id stolon
+              # Generate our keeper uid using the pod index
+              IFS='-' read -ra ADDR <<< "$(hostname)"
+              export STKEEPER_UID="keeper${ADDR[-1]}"
+              export POD_IP=$(hostname -i)
+              export STKEEPER_PG_LISTEN_ADDRESS=$POD_IP
+              mkdir -p /stolon-data/data
+              export STOLON_DATA=/stolon-data/data
+              chown stolon:stolon /stolon-data
+              chown stolon:stolon $STOLON_DATA
+              exec gosu stolon stolon-keeper --data-dir $STOLON_DATA
+          env:
+            - name: POD_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.name
+            - name: STKEEPER_CLUSTER_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.labels['stolon-cluster']
+            - name: STKEEPER_STORE_BACKEND
+              value: "kubernetes"
+            - name: STKEEPER_KUBE_RESOURCE_KIND
+              value: "configmap"
+            - name: STKEEPER_PG_REPL_USERNAME
+              #value: "repluser"
+              valueFrom:
+                secretKeyRef:
+                  name: stolon-repl-secret
+                  key: username
+            - name: STKEEPER_PG_REPL_PASSWORD
+              #value: "replpassword"
+              valueFrom:
+                secretKeyRef:
+                  name: stolon-repl-secret
+                  key: password
+            - name: STKEEPER_PG_SU_USERNAME
+              #value: "stolon"
+              valueFrom:
+                secretKeyRef:
+                  name: stolon-secret
+                  key: username
+            - name: STKEEPER_PG_SU_PASSWORDFILE
+              value: "/etc/secrets/stolon/password"
+            - name: STKEEPER_METRICS_LISTEN_ADDRESS
+              value: "0.0.0.0:8080"
+            # Uncomment this to enable debug logs
+            #- name: STKEEPER_DEBUG
+            #  value: "true"
+          ports:
+            - containerPort: 5432
+            - containerPort: 8080
+          volumeMounts:
+            - mountPath: /stolon-data
+              name: data
+            - mountPath: /etc/secrets/stolon
+              name: stolon
+      volumes:
+        - name: stolon
+          secret:
+            secretName: stolon-secret
+  volumeClaimTemplates:
+    - kind: PersistentVolumeClaim
+      apiVersion: v1
+      metadata:
+        name: data
+        namespace: postgresql
+      spec:
+        accessModes:
+          - ReadWriteOnce
+        resources:
+          requests:
+            storage: 10Gi
+        storageClassName: stolon-nfs-csi

roles/stolon/files/stolon-namespace.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: postgresql

roles/stolon/files/stolon-nfs-csi.yaml

@@ -0,0 +1,11 @@
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: stolon-nfs-csi
+  namespace: postgresql
+provisioner: nfs.csi.k8s.io
+parameters:
+  server: 192.168.1.22
+  share: /mnt/fenix-main-nas-pool-0/data/k8s-Volumes/k8s-cluster-iac-deployed/postgresql-stolon
+allowVolumeExpansion: true
+reclaimPolicy: Retain

roles/stolon/files/stolon-proxy-service.yaml

@@ -0,0 +1,14 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: stolon-proxy-service
+  namespace: postgresql
+spec:
+  ports:
+    - port: 5432
+      targetPort: 5432
+  selector:
+    component: stolon-proxy
+    stolon-cluster: kube-stolon
+  type: LoadBalancer
+  loadBalancerIP: 192.168.1.105

roles/stolon/files/stolon-proxy.yaml

@@ -0,0 +1,58 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: stolon-proxy
+  namespace: postgresql
+spec:
+  replicas: 3
+  selector:
+    matchLabels:
+      component: stolon-proxy
+      stolon-cluster: kube-stolon
+  template:
+    metadata:
+      labels:
+        component: stolon-proxy
+        stolon-cluster: kube-stolon
+      annotations:
+        prometheus.io/scrape: "true"
+        prometheus.io/port: "8080"
+    spec:
+      imagePullSecrets:
+      - name: regcred
+      containers:
+        - name: stolon-proxy
+          image: sorintlab/stolon:master-pg10
+          command:
+            - "/bin/bash"
+            - "-ec"
+            - |
+              exec gosu stolon stolon-proxy
+          env:
+            - name: POD_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.name
+            - name: STPROXY_CLUSTER_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.labels['stolon-cluster']
+            - name: STPROXY_STORE_BACKEND
+              value: "kubernetes"
+            - name: STPROXY_KUBE_RESOURCE_KIND
+              value: "configmap"
+            - name: STPROXY_LISTEN_ADDRESS
+              value: "0.0.0.0"
+            - name: STPROXY_METRICS_LISTEN_ADDRESS
+              value: "0.0.0.0:8080"
+            ## Uncomment this to enable debug logs
+            #- name: STPROXY_DEBUG
+            #  value: "true"
+          ports:
+            - containerPort: 5432
+            - containerPort: 8080
+          readinessProbe:
+            tcpSocket:
+              port: 5432
+            initialDelaySeconds: 10
+            timeoutSeconds: 5

roles/stolon/files/stolon-repl-secret.yaml

@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: Secret
+metadata:
+    name: stolon-repl-secret
+    namespace: postgresql
+type: Opaque
+data:
+    username: asOndDQ5aWZqa2w0aW85
+    password: asOndDQ5aWZqa2w0aW85

roles/stolon/files/stolon-role-binding.yaml

@@ -0,0 +1,13 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: stolon-role-binding
+  namespace: postgresql
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: stolon-role
+subjects:
+- kind: ServiceAccount
+  name: default
+  namespace: postgresql

roles/stolon/files/stolon-role.yaml

@@ -0,0 +1,14 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: stolon-role
+  namespace: postgresql
+rules:
+- apiGroups:
+  - ""
+  resources:
+  - pods
+  - configmaps
+  - events
+  verbs:
+  - "*"

roles/stolon/files/stolon-secret.yaml

@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: Secret
+metadata:
+    name: stolon-secret
+    namespace: postgresql
+type: Opaque
+data:
+    username: asOndDQ5aWZqa2w0aW85
+    password: asOndDQ5aWZqa2w0aW85

roles/stolon/files/stolon-sentinel.yaml

@@ -0,0 +1,50 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: stolon-sentinel
+  namespace: postgresql
+spec:
+  replicas: 3
+  selector:
+    matchLabels:
+      component: stolon-sentinel
+      stolon-cluster: kube-stolon
+  template:
+    metadata:
+      labels:
+        component: stolon-sentinel
+        stolon-cluster: kube-stolon
+      annotations:
+        prometheus.io/scrape: "true"
+        prometheus.io/port: "8080"
+    spec:
+      imagePullSecrets:
+      - name: regcred
+      containers:
+        - name: stolon-sentinel
+          image: sorintlab/stolon:master-pg10
+          command:
+            - "/bin/bash"
+            - "-ec"
+            - |
+              exec gosu stolon stolon-sentinel
+          env:
+            - name: POD_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.name
+            - name: STSENTINEL_CLUSTER_NAME
+              valueFrom:
+                fieldRef:
+                  fieldPath: metadata.labels['stolon-cluster']
+            - name: STSENTINEL_STORE_BACKEND
+              value: "kubernetes"
+            - name: STSENTINEL_KUBE_RESOURCE_KIND
+              value: "configmap"
+            - name: STSENTINEL_METRICS_LISTEN_ADDRESS
+              value: "0.0.0.0:8080"
+            ## Uncomment this to enable debug logs
+            #- name: STSENTINEL_DEBUG
+            #  value: "true"
+          ports:
+            - containerPort: 8080

roles/stolon/tasks/main.yml

@@ -0,0 +1,35 @@
+- name: Remover o diretório /tmp/stolon/kubernetes-files
+  ansible.builtin.file:
+    path: /tmp/stolon/kubernetes-files
+    state: absent
+
+- name: Criar diretório temporário no remoto
+  file:
+    path: /tmp/stolon/kubernetes-files
+    state: directory
+    mode: '0755'
+
+- name: Copy file with owner and permissions
+  ansible.builtin.copy:
+    src: ../files
+    dest: /tmp/stolon/kubernetes-files
+    owner: fenix
+    group: root
+    mode: '0644'
+
+- name: Listar conteúdo do diretório remoto
+  shell: ls -l /tmp/stolon/kubernetes-files/files
+  register: resultado_ls
+
+- name: Mostrar resultado do ls
+  debug:
+    var: resultado_ls.stdout_lines
+
+- name: Aplicar o stolon
+  become: yes
+  become_user: fenix 
+  shell: |
+    kubectl apply -f /tmp/stolon/kubernetes-files/files/stolon-namespace.yaml
+    kubectl apply -f /tmp/stolon/kubernetes-files/files/
+  environment:
+    KUBECONFIG:  /home/fenix/.kube/config