本地数据盘模式

把数据保存在node2和pod容器跑在node2

  1. mkdir -p /var/nexus-data 
  2. chown -R 200 /var/nexus-data
  1. apiVersion: v1
  2. kind: PersistentVolume
  3. metadata:
  4.   name: nexus-data
  5. spec:
  6.   capacity:
  7.     storage: 5Gi
  8.   volumeMode: Filesystem
  9.   accessModes:
  10.     - ReadWriteOnce
  11.   persistentVolumeReclaimPolicy: Retain
  12.   storageClassName: local-storage
  13.   local:
  14.     path: /var/nexus-data
  15.   nodeAffinity:
  16.     required:
  17.       nodeSelectorTerms:
  18.       - matchExpressions:
  19.         - key: kubernetes.io/hostname
  20.           operator: In
  21.           values:
  22.           - node2
  23. ---
  24. apiVersion: v1
  25. kind: PersistentVolumeClaim
  26. metadata:
  27.   name: nexus-data-pvc
  28. spec:
  29.   accessModes:
  30.     - ReadWriteOnce
  31.   volumeMode: Filesystem
  32.   resources:
  33.     requests:
  34.       storage: 5Gi
  35.   storageClassName: local-storage
  36. ---
  37. apiVersion: apps/v1
  38. kind: Deployment
  39. metadata:
  40.   name: nexus-deployment
  41. spec:
  42.   replicas: 1
  43.   selector:
  44.     matchLabels:
  45.       app: nexus
  46.   template:
  47.     metadata:
  48.       labels:
  49.         app: nexus
  50.     spec:
  51.       nodeSelector:
  52.         kubernetes.io/hostname: "node2"
  53.       containers:
  54.       - name: nexus
  55.         image: sonatype/nexus3
  56.         ports:
  57.         -  containerPort: 8081
  58.         -  containerPort: 8082
  59.         -  containerPort: 8083
  60.         volumeMounts:
  61.         - mountPath: /nexus-data
  62.           name: nexus-data
  63.       volumes:
  64.         - name: nexus-data
  65.           persistentVolumeClaim:
  66.             claimName: nexus-data-pvc
  67. ---
  68. apiVersion: v1
  69. kind: Service
  70. metadata:
  71.   name: nexus-svc
  72. spec:
  73.   selector:
  74.     app: nexus
  75.   type: NodePort
  76.   ports:
  77.     - name: web
  78.       protocol: TCP
  79.       port: 8081
  80.       targetPort: 8081
  81.       nodePort: 30081
  82.     - name: docker
  83.       protocol: TCP
  84.       port: 8082
  85.       targetPort: 8082
  86.       nodePort: 30082
  87.     - name: maven
  88.       protocol: TCP
  89.       port: 8083
  90.       targetPort: 8083
  91.       nodePort: 30083
  1. [root@master ~]# kubectl get all |grep nexus*
  2. pod/nexus-deployment-787578c7f6-w747l   1/1     Running   0          153m
  3. service/nexus-svc    NodePort    10.233.25.187   <none>        8081:30081/TCP,8082:30082/TCP,8083:30083/TCP   6h54m
  4. deployment.apps/nexus-deployment   1/1     1            1           6h54m
  5. replicaset.apps/nexus-deployment-787578c7f6   1         1         1       156m
  6. [root@master ~]#
  1. apiVersion: extensions/v1beta1
  2. kind: Ingress
  3. metadata:
  4.   name: nexus
  5.   annotations:
  6.     kubernetes.io/ingress.class: "nginx"
  7. spec:
  8.   rules:
  9.     - host: nexus.riyimei.cn
  10.       http:
  11.         paths:
  12.           - path: /
  13.             pathType: ImplementationSpecific
  14.             backend:
  15.               serviceName: nexus-svc
  16.               servicePort: 8081
  17.           - path: /
  18.             pathType: ImplementationSpecific
  19.             backend:
  20.               serviceName: nexus-svc
  21.               servicePort: 8082
  22.           - path: /
  23.             pathType: ImplementationSpecific
  24.             backend:
  25.               serviceName: nexus-svc
  26.               servicePort: 8083

Ingress 暴露服务

  1. apiVersion: v1
  2. kind: PersistentVolume
  3. metadata:
  4.   name: nexus-data
  5. spec:
  6.   capacity:
  7.     storage: 5Gi
  8.   volumeMode: Filesystem
  9.   accessModes:
  10.     - ReadWriteOnce
  11.   persistentVolumeReclaimPolicy: Retain
  12.   storageClassName: local-storage
  13.   local:
  14.     path: /var/nexus-data
  15.   nodeAffinity:
  16.     required:
  17.       nodeSelectorTerms:
  18.       - matchExpressions:
  19.         - key: kubernetes.io/hostname
  20.           operator: In
  21.           values:
  22.           - node2
  23.   #storageClassName: nfs
  24.   #nfs:
  25.     #path: /var/nexus-data
  26.     #server: 192.168.0.250
  27. ---
  28. apiVersion: v1
  29. kind: PersistentVolumeClaim
  30. metadata:
  31.   name: nexus-data-pvc
  32. spec:
  33.   accessModes:
  34.     - ReadWriteOnce
  35.   volumeMode: Filesystem
  36.   resources:
  37.     requests:
  38.       storage: 5Gi
  39.   storageClassName: local-storage
  40. ---
  41. apiVersion: apps/v1
  42. kind: Deployment
  43. metadata:
  44.   name: nexus-deployment
  45. spec:
  46.   replicas: 1
  47.   selector:
  48.     matchLabels:
  49.       app: nexus
  50.   template:
  51.     metadata:
  52.       labels:
  53.         app: nexus
  54.     spec:
  55.       nodeSelector:
  56.         kubernetes.io/hostname: "node2"
  57.       containers:
  58.       - name: nexus
  59.         image: sonatype/nexus3
  60.         ports:
  61.         -  containerPort: 8081
  62.         -  containerPort: 8082
  63.         -  containerPort: 8083
  64.         volumeMounts:
  65.         - mountPath: /nexus-data
  66.           name: nexus-data
  67.       volumes:
  68.         - name: nexus-data
  69.           persistentVolumeClaim:
  70.             claimName: nexus-data-pvc
  71. ---
  72. apiVersion: v1
  73. kind: Service
  74. metadata:
  75.   name: nexus-svc
  76. spec:
  77.   selector:
  78.     app: nexus
  79.   type: ClusterIP
  80.   ports:
  81.     - name: web
  82.       protocol: TCP
  83.       port: 8081
  84.     - name: docker
  85.       protocol: TCP
  86.       port: 8082
  87.     - name: maven
  88.       protocol: TCP
  89.       port: 8083
  90. ---
  91. apiVersion: extensions/v1beta1
  92. kind: Ingress
  93. metadata:
  94.   name: nexus
  95.   annotations:
  96.     kubernetes.io/ingress.class: "nginx"
  97. spec:
  98.   rules:
  99.     - host: nexus.riyimei.cn
  100.       http:
  101.         paths:
  102.           - path: /
  103.             pathType: ImplementationSpecific
  104.             backend:
  105.               serviceName: nexus-svc
  106.               servicePort: 8081
  107.           - path: /
  108.             pathType: ImplementationSpecific
  109.             backend:
  110.               serviceName: nexus-svc
  111.               servicePort: 8082
  112.           - path: /
  113.             pathType: ImplementationSpecific
  114.             backend:
  115.               serviceName: nexus-svc
  116.               servicePort: 8083
  1. [root@master ~]# kubectl get all |grep nexus*
  2. pod/nexus-deployment-787578c7f6-w747l   1/1     Running   0          172m
  3. service/nexus-svc    ClusterIP   10.233.25.187   <none>        8081/TCP,8082/TCP,8083/TCP   7h14m
  4. deployment.apps/nexus-deployment   1/1     1            1           7h14m
  5. replicaset.apps/nexus-deployment-787578c7f6   1         1         1       176m
  6. [root@master ~]# kubectl get ingress |grep nexus*
  7. Warning: extensions/v1beta1 Ingress is deprecated in v1.14+, unavailable in v1.22+; use networking.k8s.io/v1 Ingress
  8. nexus      <none>   nexus.riyimei.cn   192.168.11.151,192.168.11.152   80      15m
  9. [root@master ~]# kubectl get pvc |grep nexus*
  10. nexus-data-pvc   Bound    nexus-data   5Gi        RWO            local-storage   7h15m
  11. [root@master ~]# kubectl get pv |grep nexus*
  12. nexus-data                                 5Gi        RWO            Retain           Bound    default/nexus-data-pvc                local-storage            7h15m
  13. [root@master ~]#

nfs共享模式

  1. apiVersion: v1
  2. kind: PersistentVolume
  3. metadata:
  4.   name: nexus-data
  5. spec:
  6.   capacity:
  7.     storage: 5Gi
  8.   volumeMode: Filesystem
  9.   accessModes:
  10.     - ReadWriteOnce
  11.   persistentVolumeReclaimPolicy: Retain
  12.   storageClassName: nfs
  13.   nfs:
  14.     path: /var/nfs/nexus-data
  15.     server: 192.168.0.250
  16. ---
  17. apiVersion: v1
  18. kind: PersistentVolumeClaim
  19. metadata:
  20.   name: nexus-data-pvc
  21. spec:
  22.   accessModes:
  23.     - ReadWriteOnce
  24.   volumeMode: Filesystem
  25.   resources:
  26.     requests:
  27.       storage: 5Gi
  28.   storageClassName: nfs
  29. ---
  30. apiVersion: apps/v1
  31. kind: Deployment
  32. metadata:
  33.   name: nexus-deployment
  34. spec:
  35.   replicas: 1
  36.   selector:
  37.     matchLabels:
  38.       app: nexus
  39.   template:
  40.     metadata:
  41.       labels:
  42.         app: nexus
  43.     spec:
  44.       containers:
  45.       - name: nexus
  46.         image: sonatype/nexus3
  47.         ports:
  48.         -  containerPort: 8081
  49.         -  containerPort: 8082
  50.         -  containerPort: 8083
  51.         volumeMounts:
  52.         - mountPath: /nexus-data
  53.           name: nexus-data
  54.       volumes:
  55.         - name: nexus-data
  56.           persistentVolumeClaim:
  57.             claimName: nexus-data-pvc
  58. ---
  59. apiVersion: v1
  60. kind: Service
  61. metadata:
  62.   name: nexus-svc
  63. spec:
  64.   selector:
  65.     app: nexus
  66.   type: NodePort
  67.   ports:
  68.     - name: web
  69.       protocol: TCP
  70.       port: 8081
  71.       targetPort: 8081
  72.       nodePort: 30081
  73.     - name: docker
  74.       protocol: TCP
  75.       port: 8082
  76.       targetPort: 8082
  77.       nodePort: 30082
  78.     - name: maven
  79.       protocol: TCP
  80.       port: 8083
  81.       targetPort: 8083
  82.       nodePort: 30083

软件初始化密码

[root@node2 ~]#
[root@node2 ~]# cd /var/nexus-data/
[root@node2 nexus-data]# ls -l
total 28
-rw-r--r--   1 200 200   36 Jul 31 16:23 admin.password
drwxr-xr-x   3 200 200   21 Jul 31 16:23 blobs
drwxr-xr-x 331 200 200 8192 Jul 31 16:22 cache
drwxr-xr-x   6 200 200  113 Jul 31 16:23 db
drwxr-xr-x   3 200 200   19 Jul 31 16:23 elasticsearch
drwxr-xr-x   3 200 200   45 Jul 31 16:03 etc
drwxr-xr-x   2 200 200    6 Jul 31 16:02 generated-bundles
drwxr-xr-x   2 200 200   33 Jul 31 16:02 instances
drwxr-xr-x   3 200 200   19 Jul 31 16:02 javaprefs
-rw-r--r--   1 200 200    1 Jul 31 16:22 karaf.pid
drwxr-xr-x   3 200 200   18 Jul 31 16:03 keystores
-rw-r--r--   1 200 200   35 Jul 31 16:22 lock
drwxr-xr-x   3 200 200  112 Jul 31 16:23 log
drwxr-xr-x   2 200 200    6 Jul 31 16:03 orient
-rw-r--r--   1 200 200    5 Jul 31 16:22 port
drwxr-xr-x   2 200 200    6 Jul 31 16:03 restore-from-backup
drwxr-xr-x   8 200 200  281 Jul 31 16:23 tmp
[root@node2 nexus-data]# cat admin.password
3218527c-1c47-497c-867c-8b72188b01d0[root@node2 nexus-data]# pwd
/var/nexus-data
[root@node2 nexus-data]#

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