Finishing code upload

CH06/Listing0601-Using a Volume in a Pod Spec (volume.yaml).txt

@@ -0,0 +1,18 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: nginx-pod
+spec:
+  containers:
+  - name: nginx
+    image: nginx
+    ports:
+    - containerPort: 80
+    volumeMounts:
+    - name: webcontent
+      mountPath: "/usr/share/nginx/html/web-app"
+  volumes:
+  - name: webcontent
+    nfs:
+      server: 172.16.94.5
+      path: "/srv/exports/volumes/webcontent"

CH06/Listing0602-Example Persistent Volume (pv.yaml).txt

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+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: pv-nfs-data-static
+spec:
+  capacity:
+    storage: 10Gi
+  accessModes:
+    - ReadWriteMany
+  nfs:
+    server: 172.16.94.5
+    path: "/srv/exports/volumes/webcontent"

CH06/Listing0603-Example Persistent Volume Claim (pvc.yaml).txt

@@ -0,0 +1,10 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: pvc-nfs-data-static
+spec:
+  accessModes:
+    - ReadWriteMany
+  resources:
+    requests:
+      storage: 10Gi

CH06/Listing0604-A Deployment using Persistent Storage (deployment-static.yaml).txt

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx-nfs-deployment
+spec:  
+  replicas: 1
+  selector:
+    matchLabels:
+      app: nginx
+  template:
+    metadata:
+      labels:
+        app: nginx
+    spec:
+      volumes:
+      - name: webcontent
+        persistentVolumeClaim:
+          claimName: pvc-nfs-data-static
+      containers:
+      - name: nginx
+        image: nginx
+        ports:
+        - containerPort: 80
+        volumeMounts:
+        - name: webcontent
+          mountPath: "/usr/share/nginx/html/web-app"
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: nginx-nfs-service
+spec:
+  selector:
+    app: nginx
+  ports:
+  - port: 80
+    protocol: TCP
+    targetPort: 80

CH06/Listing0605-nfs-rbac.yaml.txt

@@ -0,0 +1,57 @@
+kind: ServiceAccount
+apiVersion: v1
+metadata:
+  name: nfs-client-provisioner
+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: nfs-client-provisioner-runner
+rules:
+  - apiGroups: [""]
+    resources: ["persistentvolumes"]
+    verbs: ["get", "list", "watch", "create", "delete"]
+  - apiGroups: [""]
+    resources: ["persistentvolumeclaims"]
+    verbs: ["get", "list", "watch", "update"]
+  - apiGroups: ["storage.k8s.io"]
+    resources: ["storageclasses"]
+    verbs: ["get", "list", "watch"]
+  - apiGroups: [""]
+    resources: ["events"]
+    verbs: ["create", "update", "patch"]
+---
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: run-nfs-client-provisioner
+subjects:
+  - kind: ServiceAccount
+    name: nfs-client-provisioner
+    namespace: default
+roleRef:
+  kind: ClusterRole
+  name: nfs-client-provisioner-runner
+  apiGroup: rbac.authorization.k8s.io
+---
+kind: Role
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: leader-locking-nfs-client-provisioner
+rules:
+  - apiGroups: [""]
+    resources: ["endpoints"]
+    verbs: ["get", "list", "watch", "create", "update", "patch"]
+---
+kind: RoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: leader-locking-nfs-client-provisioner
+subjects:
+  - kind: ServiceAccount
+    name: nfs-client-provisioner
+    namespace: default
+roleRef:
+  kind: Role
+  name: leader-locking-nfs-client-provisioner
+  apiGroup: rbac.authorization.k8s.io

CH06/Listing0606-nfs-storageclass.yaml.txt

@@ -0,0 +1,7 @@
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: nfs-storage
+provisioner: example.com/nfs
+parameters:
+  archiveOnDelete: "false"

CH06/Listing0607-API Server section in kube-apiserver.yaml.txt

@@ -0,0 +1,4 @@
+spec:
+  containers:
+  - command:
+    - kube-apiserver

CH06/Listing0608-New line in kube-apiserver.yaml.txt

@@ -0,0 +1 @@
+- --feature-gates=RemoveSelfLink=false

CH06/Listing0609-nfs-provisioner.yaml.txt

@@ -0,0 +1,35 @@
+kind: Deployment
+apiVersion: apps/v1
+metadata:
+  name: nfs-client-provisioner
+spec:
+  selector:
+    matchLabels:
+      app: nfs-client-provisioner
+  replicas: 1
+  strategy:
+    type: Recreate
+  template:
+    metadata:
+      labels:
+        app: nfs-client-provisioner
+    spec:
+      serviceAccountName: nfs-client-provisioner
+      containers:
+        - name: nfs-client-provisioner
+          image: quay.io/external_storage/nfs-client-provisioner:latest
+          volumeMounts:
+            - name: nfs-client-root
+              mountPath: /persistentvolumes
+          env:
+            - name: PROVISIONER_NAME
+              value: example.com/nfs
+            - name: NFS_SERVER
+              value: 172.16.94.5
+            - name: NFS_PATH
+              value: /srv/exports/volumes
+      volumes:
+        - name: nfs-client-root
+          nfs:
+            server: 172.16.94.5
+            path: /srv/exports/volumes

CH06/Listing0610-A Deployment using dynamic provisioning (deployment-dynamic.yaml).txt

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: pvc-nfs-data-dynamic
+spec:
+  accessModes:
+  - ReadWriteOnce
+  storageClassName: nfs-storage
+  resources:
+    requests:
+      storage: 10Gi
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx-nfs-deployment-dynamic
+spec:  
+  replicas: 1
+  selector:
+    matchLabels:
+      app: nginx
+  template:
+    metadata:
+      labels:
+        app: nginx
+    spec:
+      containers:
+      - name: nginx
+        image: nginx
+        ports:
+        - containerPort: 80
+        volumeMounts:
+        - name: webcontent
+          mountPath: "/usr/share/nginx/html/web-app"
+      volumes:
+      - name: webcontent
+        persistentVolumeClaim:
+          claimName: pvc-nfs-data-dynamic
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: nginx-nfs-service-dynamic
+spec:
+  selector:
+    app: nginx
+  ports:
+  - port: 80
+    protocol: TCP
+    targetPort: 80

CH06/Listing0611-A deployment using a Persistent Volume Claim and dynamic provisioning of Azure storage (deployment-dynamic-azure.yaml).txt

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: pvc-azure-data-dynamic
+spec:
+  accessModes:
+  - ReadWriteOnce
+  storageClassName: managed-premium
+  resources:
+    requests:
+      storage: 10Gi
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx-azure-deployment-dynamic
+spec:  
+  replicas: 1
+  selector:
+    matchLabels:
+      app: nginx
+  template:
+    metadata:
+      labels:
+        app: nginx
+    spec:
+      containers:
+      - name: nginx
+        image: nginx
+        ports:
+        - containerPort: 80
+        volumeMounts:
+        - name: webcontent
+          mountPath: "/usr/share/nginx/html/web-app"
+      volumes:
+      - name: webcontent
+        persistentVolumeClaim:
+          claimName: pvc-azure-data-dynamic
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: nginx-azure-service-dynamic
+spec:
+  selector:
+    app: nginx
+  ports:
+  - port: 80
+    protocol: TCP
+    targetPort: 80
+  type: LoadBalancer

CH07/Listing0701-sql-storage.yaml.txt

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+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: pv-nfs-sql-instance-1
+  labels:
+    disk: system
+spec:
+  capacity:
+    storage: 10Gi
+  accessModes:
+    - ReadWriteOnce
+  persistentVolumeReclaimPolicy: Retain
+  nfs:
+    server: storage
+    path: "/srv/exports/volumes/sql-instance-1"
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: pvc-nfs-sql-instance-1
+spec:
+  selector:
+    matchLabels:
+      disk: system
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 10Gi

CH07/Listing0702-Apply sql-storage.yaml to Kubernetes cluster.txt

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+kubectl apply -f sql-storage.yaml

CH07/Listing0703-Verify previously created PV and PVC.txt

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+kubectl get pv
+kubectl get pvc

CH07/Listing0704-Create Kubernetes Secret using kubectl.txt

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+kubectl create secret generic mssql --from-literal=SA_PASSWORD=S0methingS@Str0ng!

CH07/Listing0705-sql-deployment.yaml.txt

@@ -0,0 +1,51 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: mssql-deployment
+spec:  
+  replicas: 1
+  strategy:
+    type: Recreate
+  selector:
+    matchLabels:
+        app: mssql
+  template:
+    metadata:
+      labels:
+        app: mssql
+    spec:
+      securityContext:
+        fsGroup: 10001
+      containers:
+      - name: mssql
+        image: 'mcr.microsoft.com/mssql/server:2019-CU8-ubuntu-18.04'
+        ports:
+        - containerPort: 1433
+        env:
+        - name: ACCEPT_EULA
+          value: "Y"
+        - name: SA_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: mssql
+              key: SA_PASSWORD 
+        volumeMounts:
+        - name: mssqldb
+          mountPath: /var/opt/mssql
+      volumes:
+      - name: mssqldb
+        persistentVolumeClaim:
+          claimName: pvc-nfs-sql-instance-1
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: mssql-deployment
+spec:
+  selector:
+    app: mssql
+  ports:
+    - protocol: TCP
+      port: 31433
+      targetPort: 1433
+  type: NodePort

CH07/Listing0706-Apply sql-deployment.yaml to Kubernetes cluster.txt

@@ -0,0 +1 @@
+kubectl apply -f sql-deployment.yaml