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flannel.go 3.79 KB
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package templates
const FlannelTemplate = `
{{- if eq .RBACConfig "rbac"}}
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: flannel
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: flannel
subjects:
- kind: ServiceAccount
name: flannel
namespace: kube-system
---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: flannel
rules:
- apiGroups:
- ""
resources:
- pods
verbs:
- get
- apiGroups:
- ""
resources:
- nodes
verbs:
- list
- watch
- apiGroups:
- ""
resources:
- nodes/status
verbs:
- patch
{{- end}}
---
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":{
"forceAddress":true,
"isDefaultGateway":true
}
},
{
"type":"portmap",
"capabilities":{
"portMappings":true
}
}
]
}
net-conf.json: |
{
"Network": "{{.ClusterCIDR}}",
"Backend": {
"Type": "vxlan"
}
}
---
apiVersion: extensions/v1beta1
kind: DaemonSet
metadata:
name: kube-flannel
namespace: "kube-system"
labels:
tier: node
k8s-app: flannel
spec:
template:
metadata:
labels:
tier: node
k8s-app: flannel
spec:
serviceAccountName: flannel
containers:
- name: kube-flannel
image: {{.Image}}
imagePullPolicy: IfNotPresent
resources:
limits:
cpu: 300m
memory: 500M
requests:
cpu: 150m
memory: 64M
{{- if .FlannelInterface}}
command: ["/opt/bin/flanneld","--ip-masq","--kube-subnet-mgr","--iface={{.FlannelInterface}}"]
{{- else}}
command: ["/opt/bin/flanneld","--ip-masq","--kube-subnet-mgr"]
{{- end}}
securityContext:
privileged: true
env:
- name: POD_NAME
valueFrom:
fieldRef:
fieldPath: metadata.name
- name: POD_NAMESPACE
valueFrom:
fieldRef:
fieldPath: metadata.namespace
volumeMounts:
- name: run
mountPath: /run
- name: cni
mountPath: /etc/cni/net.d
- name: flannel-cfg
mountPath: /etc/kube-flannel/
- name: install-cni
image: {{.CNIImage}}
command: ["/install-cni.sh"]
env:
# The CNI network config to install on each node.
- name: CNI_NETWORK_CONFIG
valueFrom:
configMapKeyRef:
name: kube-flannel-cfg
key: cni-conf.json
- name: CNI_CONF_NAME
value: "10-flannel.conflist"
volumeMounts:
- name: cni
mountPath: /host/etc/cni/net.d
- name: host-cni-bin
mountPath: /host/opt/cni/bin/
hostNetwork: true
tolerations:
- key: node-role.kubernetes.io/controlplane
operator: Exists
effect: NoSchedule
- key: node-role.kubernetes.io/etcd
operator: Exists
effect: NoExecute
volumes:
- name: run
hostPath:
path: /run
- name: cni
hostPath:
path: /etc/cni/net.d
- name: flannel-cfg
configMap:
name: kube-flannel-cfg
- name: host-cni-bin
hostPath:
path: /opt/cni/bin
updateStrategy:
rollingUpdate:
maxUnavailable: 20%
type: RollingUpdate
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: flannel
namespace: kube-system`
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litian33
rke
rke
v0.1.8-rc6

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