├── README.md
├── deployment.yaml
├── namespace.yaml
├── service.yaml
├── serviceAccount.yaml
└── volume.yaml


/README.md:
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1 | # Kubernetes Manifests for Jenkins Deployment
2 | 
3 | Refer https://devopscube.com/setup-jenkins-on-kubernetes-cluster/ for step by step process to use these manifests.


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/deployment.yaml:
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 1 | apiVersion: apps/v1
 2 | kind: Deployment
 3 | metadata:
 4 |   name: jenkins
 5 |   namespace: devops-tools
 6 | spec:
 7 |   replicas: 1
 8 |   selector:
 9 |     matchLabels:
10 |       app: jenkins-server
11 |   template:
12 |     metadata:
13 |       labels:
14 |         app: jenkins-server
15 |     spec:
16 |       securityContext:
17 |             fsGroup: 1000 
18 |             runAsUser: 1000
19 |       serviceAccountName: jenkins-admin
20 |       containers:
21 |         - name: jenkins
22 |           image: jenkins/jenkins:lts
23 |           resources:
24 |             limits:
25 |               memory: "2Gi"
26 |               cpu: "1000m"
27 |             requests:
28 |               memory: "500Mi"
29 |               cpu: "500m"
30 |           ports:
31 |             - name: httpport
32 |               containerPort: 8080
33 |             - name: jnlpport
34 |               containerPort: 50000
35 |           livenessProbe:
36 |             httpGet:
37 |               path: "/login"
38 |               port: 8080
39 |             initialDelaySeconds: 90
40 |             periodSeconds: 10
41 |             timeoutSeconds: 5
42 |             failureThreshold: 5
43 |           readinessProbe:
44 |             httpGet:
45 |               path: "/login"
46 |               port: 8080
47 |             initialDelaySeconds: 60
48 |             periodSeconds: 10
49 |             timeoutSeconds: 5
50 |             failureThreshold: 3
51 |           volumeMounts:
52 |             - name: jenkins-data
53 |               mountPath: /var/jenkins_home         
54 |       volumes:
55 |         - name: jenkins-data
56 |           persistentVolumeClaim:
57 |               claimName: jenkins-pv-claim


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/namespace.yaml:
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1 | apiVersion: v1
2 | kind: Namespace
3 | metadata:
4 |   name: devops-tools
5 | 


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/service.yaml:
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 1 | apiVersion: v1
 2 | kind: Service
 3 | metadata:
 4 |   name: jenkins-service
 5 |   namespace: devops-tools
 6 |   annotations:
 7 |       prometheus.io/scrape: 'true'
 8 |       prometheus.io/path:   /
 9 |       prometheus.io/port:   '8080'
10 | spec:
11 |   selector: 
12 |     app: jenkins-server
13 |   type: NodePort  
14 |   ports:
15 |     - port: 8080
16 |       targetPort: 8080
17 |       nodePort: 32000


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/serviceAccount.yaml:
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 1 | ---
 2 | apiVersion: rbac.authorization.k8s.io/v1
 3 | kind: ClusterRole
 4 | metadata:
 5 |   name: jenkins-admin
 6 | rules:
 7 |   - apiGroups: [""]
 8 |     resources: ["*"]
 9 |     verbs: ["*"]
10 | 
11 | ---
12 | apiVersion: v1
13 | kind: ServiceAccount
14 | metadata:
15 |   name: jenkins-admin
16 |   namespace: devops-tools
17 | 
18 | ---
19 | apiVersion: rbac.authorization.k8s.io/v1
20 | kind: ClusterRoleBinding
21 | metadata:
22 |   name: jenkins-admin
23 | roleRef:
24 |   apiGroup: rbac.authorization.k8s.io
25 |   kind: ClusterRole
26 |   name: jenkins-admin
27 | subjects:
28 | - kind: ServiceAccount
29 |   name: jenkins-admin
30 |   namespace: devops-tools


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/volume.yaml:
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 1 | kind: StorageClass
 2 | apiVersion: storage.k8s.io/v1
 3 | metadata:
 4 |   name: local-storage
 5 | provisioner: kubernetes.io/no-provisioner
 6 | volumeBindingMode: WaitForFirstConsumer
 7 | 
 8 | ---
 9 | apiVersion: v1
10 | kind: PersistentVolume
11 | metadata:
12 |   name: jenkins-pv-volume
13 |   labels:
14 |     type: local
15 | spec:
16 |   storageClassName: local-storage
17 |   claimRef:
18 |     name: jenkins-pv-claim
19 |     namespace: devops-tools
20 |   capacity:
21 |     storage: 10Gi
22 |   accessModes:
23 |     - ReadWriteOnce
24 |   local:
25 |     path: /mnt
26 |   nodeAffinity:
27 |     required:
28 |       nodeSelectorTerms:
29 |       - matchExpressions:
30 |         - key: kubernetes.io/hostname
31 |           operator: In
32 |           values:
33 |           - worker-node01
34 | 
35 | ---
36 | apiVersion: v1
37 | kind: PersistentVolumeClaim
38 | metadata:
39 |   name: jenkins-pv-claim
40 |   namespace: devops-tools
41 | spec:
42 |   storageClassName: local-storage
43 |   accessModes:
44 |     - ReadWriteOnce
45 |   resources:
46 |     requests:
47 |       storage: 3Gi


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