kubernetes 安装网络插件 Flannel 中的kube-flannel.yml

àì夳堔傛蜴生んèń 2021-09-07 05:59 1096阅读 0赞

**1.我们安装kubernetes的网络插件的时候，需要联网到国外下载里面的内容，下面是kube-flannel.yml的内容  
2.文件内容中的镜像已经从 quay.io 更换成 quay-mirror.qiniu.com  
3.centos7中创建 kube-flannel.yml 文件，把下面内容复制粘贴到里面去**

---
    apiVersion: policy/v1beta1
    kind: PodSecurityPolicy
    metadata:
      name: psp.flannel.unprivileged
      annotations:
        seccomp.security.alpha.kubernetes.io/allowedProfileNames: docker/default
        seccomp.security.alpha.kubernetes.io/defaultProfileName: docker/default
        apparmor.security.beta.kubernetes.io/allowedProfileNames: runtime/default
        apparmor.security.beta.kubernetes.io/defaultProfileName: runtime/default
    spec:
      privileged: false
      volumes:
        - configMap
        - secret
        - emptyDir
        - hostPath
      allowedHostPaths:
        - pathPrefix: "/etc/cni/net.d"
        - pathPrefix: "/etc/kube-flannel"
        - pathPrefix: "/run/flannel"
      readOnlyRootFilesystem: false
      # Users and groups
      runAsUser:
        rule: RunAsAny
      supplementalGroups:
        rule: RunAsAny
      fsGroup:
        rule: RunAsAny
      # Privilege Escalation
      allowPrivilegeEscalation: false
      defaultAllowPrivilegeEscalation: false
      # Capabilities
      allowedCapabilities: ['NET_ADMIN']
      defaultAddCapabilities: []
      requiredDropCapabilities: []
      # Host namespaces
      hostPID: false
      hostIPC: false
      hostNetwork: true
      hostPorts:
      - min: 0
        max: 65535
      # SELinux
      seLinux:
        # SELinux is unused in CaaSP
        rule: 'RunAsAny'
    ---
    kind: ClusterRole
    apiVersion: rbac.authorization.k8s.io/v1beta1
    metadata:
      name: flannel
    rules:
      - apiGroups: ['extensions']
        resources: ['podsecuritypolicies']
        verbs: ['use']
        resourceNames: ['psp.flannel.unprivileged']
      - apiGroups:
          - ""
        resources:
          - pods
        verbs:
          - get
      - apiGroups:
          - ""
        resources:
          - nodes
        verbs:
          - list
          - watch
      - apiGroups:
          - ""
        resources:
          - nodes/status
        verbs:
          - patch
    ---
    kind: ClusterRoleBinding
    apiVersion: rbac.authorization.k8s.io/v1beta1
    metadata:
      name: flannel
    roleRef:
      apiGroup: rbac.authorization.k8s.io
      kind: ClusterRole
      name: flannel
    subjects:
    - kind: ServiceAccount
      name: flannel
      namespace: kube-system
    ---
    apiVersion: v1
    kind: ServiceAccount
    metadata:
      name: flannel
      namespace: kube-system
    ---
    kind: ConfigMap
    apiVersion: v1
    metadata:
      name: kube-flannel-cfg
      namespace: kube-system
      labels:
        tier: node
        app: flannel
    data:
      cni-conf.json: |
        { 
          "name": "cbr0",
          "cniVersion": "0.3.1",
          "plugins": [
            { 
              "type": "flannel",
              "delegate": { 
                "hairpinMode": true,
                "isDefaultGateway": true
              }
            },
            { 
              "type": "portmap",
              "capabilities": { 
                "portMappings": true
              }
            }
          ]
        }
      net-conf.json: |
        { 
          "Network": "10.244.0.0/16",
          "Backend": { 
            "Type": "vxlan"
          }
        }
    ---
    apiVersion: apps/v1
    kind: DaemonSet
    metadata:
      name: kube-flannel-ds-amd64
      namespace: kube-system
      labels:
        tier: node
        app: flannel
    spec:
      selector:
        matchLabels:
          app: flannel
      template:
        metadata:
          labels:
            tier: node
            app: flannel
        spec:
          affinity:
            nodeAffinity:
              requiredDuringSchedulingIgnoredDuringExecution:
                nodeSelectorTerms:
                  - matchExpressions:
                      - key: beta.kubernetes.io/os
                        operator: In
                        values:
                          - linux
                      - key: beta.kubernetes.io/arch
                        operator: In
                        values:
                          - amd64
          hostNetwork: true
          tolerations:
          - operator: Exists
            effect: NoSchedule
          serviceAccountName: flannel
          initContainers:
          - name: install-cni
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-amd64
            command:
            - cp
            args:
            - -f
            - /etc/kube-flannel/cni-conf.json
            - /etc/cni/net.d/10-flannel.conflist
            volumeMounts:
            - name: cni
              mountPath: /etc/cni/net.d
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          containers:
          - name: kube-flannel
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-amd64
            command:
            - /opt/bin/flanneld
            args:
            - --ip-masq
            - --kube-subnet-mgr
            resources:
              requests:
                cpu: "100m"
                memory: "50Mi"
              limits:
                cpu: "100m"
                memory: "50Mi"
            securityContext:
              privileged: false
              capabilities:
                add: ["NET_ADMIN"]
            env:
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
            volumeMounts:
            - name: run
              mountPath: /run/flannel
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          volumes:
            - name: run
              hostPath:
                path: /run/flannel
            - name: cni
              hostPath:
                path: /etc/cni/net.d
            - name: flannel-cfg
              configMap:
                name: kube-flannel-cfg
    ---
    apiVersion: apps/v1
    kind: DaemonSet
    metadata:
      name: kube-flannel-ds-arm64
      namespace: kube-system
      labels:
        tier: node
        app: flannel
    spec:
      selector:
        matchLabels:
          app: flannel
      template:
        metadata:
          labels:
            tier: node
            app: flannel
        spec:
          affinity:
            nodeAffinity:
              requiredDuringSchedulingIgnoredDuringExecution:
                nodeSelectorTerms:
                  - matchExpressions:
                      - key: beta.kubernetes.io/os
                        operator: In
                        values:
                          - linux
                      - key: beta.kubernetes.io/arch
                        operator: In
                        values:
                          - arm64
          hostNetwork: true
          tolerations:
          - operator: Exists
            effect: NoSchedule
          serviceAccountName: flannel
          initContainers:
          - name: install-cni
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-arm64
            command:
            - cp
            args:
            - -f
            - /etc/kube-flannel/cni-conf.json
            - /etc/cni/net.d/10-flannel.conflist
            volumeMounts:
            - name: cni
              mountPath: /etc/cni/net.d
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          containers:
          - name: kube-flannel
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-arm64
            command:
            - /opt/bin/flanneld
            args:
            - --ip-masq
            - --kube-subnet-mgr
            resources:
              requests:
                cpu: "100m"
                memory: "50Mi"
              limits:
                cpu: "100m"
                memory: "50Mi"
            securityContext:
              privileged: false
              capabilities:
                 add: ["NET_ADMIN"]
            env:
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
            volumeMounts:
            - name: run
              mountPath: /run/flannel
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          volumes:
            - name: run
              hostPath:
                path: /run/flannel
            - name: cni
              hostPath:
                path: /etc/cni/net.d
            - name: flannel-cfg
              configMap:
                name: kube-flannel-cfg
    ---
    apiVersion: apps/v1
    kind: DaemonSet
    metadata:
      name: kube-flannel-ds-arm
      namespace: kube-system
      labels:
        tier: node
        app: flannel
    spec:
      selector:
        matchLabels:
          app: flannel
      template:
        metadata:
          labels:
            tier: node
            app: flannel
        spec:
          affinity:
            nodeAffinity:
              requiredDuringSchedulingIgnoredDuringExecution:
                nodeSelectorTerms:
                  - matchExpressions:
                      - key: beta.kubernetes.io/os
                        operator: In
                        values:
                          - linux
                      - key: beta.kubernetes.io/arch
                        operator: In
                        values:
                          - arm
          hostNetwork: true
          tolerations:
          - operator: Exists
            effect: NoSchedule
          serviceAccountName: flannel
          initContainers:
          - name: install-cni
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-arm
            command:
            - cp
            args:
            - -f
            - /etc/kube-flannel/cni-conf.json
            - /etc/cni/net.d/10-flannel.conflist
            volumeMounts:
            - name: cni
              mountPath: /etc/cni/net.d
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          containers:
          - name: kube-flannel
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-arm
            command:
            - /opt/bin/flanneld
            args:
            - --ip-masq
            - --kube-subnet-mgr
            resources:
              requests:
                cpu: "100m"
                memory: "50Mi"
              limits:
                cpu: "100m"
                memory: "50Mi"
            securityContext:
              privileged: false
              capabilities:
                 add: ["NET_ADMIN"]
            env:
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
            volumeMounts:
            - name: run
              mountPath: /run/flannel
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          volumes:
            - name: run
              hostPath:
                path: /run/flannel
            - name: cni
              hostPath:
                path: /etc/cni/net.d
            - name: flannel-cfg
              configMap:
                name: kube-flannel-cfg
    ---
    apiVersion: apps/v1
    kind: DaemonSet
    metadata:
      name: kube-flannel-ds-ppc64le
      namespace: kube-system
      labels:
        tier: node
        app: flannel
    spec:
      selector:
        matchLabels:
          app: flannel
      template:
        metadata:
          labels:
            tier: node
            app: flannel
        spec:
          affinity:
            nodeAffinity:
              requiredDuringSchedulingIgnoredDuringExecution:
                nodeSelectorTerms:
                  - matchExpressions:
                      - key: beta.kubernetes.io/os
                        operator: In
                        values:
                          - linux
                      - key: beta.kubernetes.io/arch
                        operator: In
                        values:
                          - ppc64le
          hostNetwork: true
          tolerations:
          - operator: Exists
            effect: NoSchedule
          serviceAccountName: flannel
          initContainers:
          - name: install-cni
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-ppc64le
            command:
            - cp
            args:
            - -f
            - /etc/kube-flannel/cni-conf.json
            - /etc/cni/net.d/10-flannel.conflist
            volumeMounts:
            - name: cni
              mountPath: /etc/cni/net.d
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          containers:
          - name: kube-flannel
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-ppc64le
            command:
            - /opt/bin/flanneld
            args:
            - --ip-masq
            - --kube-subnet-mgr
            resources:
              requests:
                cpu: "100m"
                memory: "50Mi"
              limits:
                cpu: "100m"
                memory: "50Mi"
            securityContext:
              privileged: false
              capabilities:
                 add: ["NET_ADMIN"]
            env:
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
            volumeMounts:
            - name: run
              mountPath: /run/flannel
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          volumes:
            - name: run
              hostPath:
                path: /run/flannel
            - name: cni
              hostPath:
                path: /etc/cni/net.d
            - name: flannel-cfg
              configMap:
                name: kube-flannel-cfg
    ---
    apiVersion: apps/v1
    kind: DaemonSet
    metadata:
      name: kube-flannel-ds-s390x
      namespace: kube-system
      labels:
        tier: node
        app: flannel
    spec:
      selector:
        matchLabels:
          app: flannel
      template:
        metadata:
          labels:
            tier: node
            app: flannel
        spec:
          affinity:
            nodeAffinity:
              requiredDuringSchedulingIgnoredDuringExecution:
                nodeSelectorTerms:
                  - matchExpressions:
                      - key: beta.kubernetes.io/os
                        operator: In
                        values:
                          - linux
                      - key: beta.kubernetes.io/arch
                        operator: In
                        values:
                          - s390x
          hostNetwork: true
          tolerations:
          - operator: Exists
            effect: NoSchedule
          serviceAccountName: flannel
          initContainers:
          - name: install-cni
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-s390x
            command:
            - cp
            args:
            - -f
            - /etc/kube-flannel/cni-conf.json
            - /etc/cni/net.d/10-flannel.conflist
            volumeMounts:
            - name: cni
              mountPath: /etc/cni/net.d
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          containers:
          - name: kube-flannel
            image: quay-mirror.qiniu.com/coreos/flannel:v0.11.0-s390x
            command:
            - /opt/bin/flanneld
            args:
            - --ip-masq
            - --kube-subnet-mgr
            resources:
              requests:
                cpu: "100m"
                memory: "50Mi"
              limits:
                cpu: "100m"
                memory: "50Mi"
            securityContext:
              privileged: false
              capabilities:
                 add: ["NET_ADMIN"]
            env:
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
            volumeMounts:
            - name: run
              mountPath: /run/flannel
            - name: flannel-cfg
              mountPath: /etc/kube-flannel/
          volumes:
            - name: run
              hostPath:
                path: /run/flannel
            - name: cni
              hostPath:
                path: /etc/cni/net.d
            - name: flannel-cfg
              configMap:
                name: kube-flannel-cfg

4.在继续执行 命令

kubectl apply -f kube-flannel.yml

输出下面内容是成功  
![在这里插入图片描述][20210104173859686.png]

[20210104173859686.png]: /images/20210827/5d59b20c3c1c46319fe425fca47f53e4.png