weave.go

package templates

const WeaveTemplate = `
---
# This ConfigMap can be used to configure a self-hosted Weave Net installation.
apiVersion: v1
kind: List
items:
  - apiVersion: v1
    kind: ServiceAccount
    metadata:
      name: weave-net
      namespace: kube-system
  - apiVersion: extensions/v1beta1
    kind: DaemonSet
    metadata:
      name: weave-net
      labels:
        name: weave-net
      namespace: kube-system
    spec:
      template:
        metadata:
          labels:
            name: weave-net
        spec:
          affinity:
            nodeAffinity:
              requiredDuringSchedulingIgnoredDuringExecution:
                nodeSelectorTerms:
                  - matchExpressions:
                    - key: beta.kubernetes.io/os
                      operator: NotIn
                      values:
                        - windows
          containers:
            - name: weave
              command:
                - /home/weave/launch.sh
              env:
                - name: HOSTNAME
                  valueFrom:
                    fieldRef:
                      apiVersion: v1
                      fieldPath: spec.nodeName
                - name: IPALLOC_RANGE
                  value: "{{.ClusterCIDR}}"
              image: {{.Image}}
              livenessProbe:
                httpGet:
                  host: 127.0.0.1
                  path: /status
                  port: 6784
                initialDelaySeconds: 30
              resources:
                requests:
                  cpu: 10m
              securityContext:
                privileged: true
              volumeMounts:
                - name: weavedb
                  mountPath: /weavedb
                - name: cni-bin
                  mountPath: /host/opt
                - name: cni-bin2
                  mountPath: /host/home
                - name: cni-conf
                  mountPath: /host/etc
                - name: dbus
                  mountPath: /host/var/lib/dbus
                - name: lib-modules
                  mountPath: /lib/modules
                - name: xtables-lock
                  mountPath: /run/xtables.lock
            - name: weave-npc
              args: []
              env:
                - name: HOSTNAME
                  valueFrom:
                    fieldRef:
                      apiVersion: v1
                      fieldPath: spec.nodeName
              image: {{.CNIImage}}
              resources:
                requests:
                  cpu: 10m
              securityContext:
                privileged: true
              volumeMounts:
                - name: xtables-lock
                  mountPath: /run/xtables.lock
            - name: weave-loopback
              command:
                - /opt/rke-tools/weave-loopback-cni.sh
              image: {{.WeaveLoopbackImage}}
              securityContext:
                privileged: true
              volumeMounts:
                - name: cni-bin
                  mountPath: /opt
          hostNetwork: true
          hostPID: true
          restartPolicy: Always
          securityContext:
            seLinuxOptions: {}
          serviceAccountName: weave-net
          tolerations:
            - key: "node-role.kubernetes.io/controlplane"
              operator: "Exists"
              effect: "NoSchedule"
            - key: "node-role.kubernetes.io/etcd"
              operator: "Exists"
              effect: "NoExecute"
            - effect: NoExecute
              operator: Exists
          volumes:
            - name: weavedb
              hostPath:
                path: /var/lib/weave
            - name: cni-bin
              hostPath:
                path: /opt
            - name: cni-bin2
              hostPath:
                path: /home
            - name: cni-conf
              hostPath:
                path: /etc
            - name: dbus
              hostPath:
                path: /var/lib/dbus
            - name: lib-modules
              hostPath:
                path: /lib/modules
            - name: xtables-lock
              hostPath:
                path: /run/xtables.lock
      updateStrategy:
        type: RollingUpdate
{{- if eq .RBACConfig "rbac"}}
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: weave-net
  labels:
    name: weave-net
  namespace: kube-system
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: weave-net
  labels:
    name: weave-net
rules:
  - apiGroups:
      - ''
    resources:
      - pods
      - namespaces
      - nodes
    verbs:
      - get
      - list
      - watch
  - apiGroups:
      - networking.k8s.io
    resources:
      - networkpolicies
    verbs:
      - get
      - list
      - watch
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: weave-net
  labels:
    name: weave-net
roleRef:
  kind: ClusterRole
  name: weave-net
  apiGroup: rbac.authorization.k8s.io
subjects:
  - kind: ServiceAccount
    name: weave-net
    namespace: kube-system
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: Role
metadata:
  name: weave-net
  labels:
    name: weave-net
  namespace: kube-system
rules:
  - apiGroups:
      - ''
    resourceNames:
      - weave-net
    resources:
      - configmaps
    verbs:
      - get
      - update
  - apiGroups:
      - ''
    resources:
      - configmaps
    verbs:
      - create
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: RoleBinding
metadata:
  name: weave-net
  labels:
    name: weave-net
  namespace: kube-system
roleRef:
  kind: Role
  name: weave-net
  apiGroup: rbac.authorization.k8s.io
subjects:
  - kind: ServiceAccount
    name: weave-net
    namespace: kube-system
{{- end}}
`