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authorChristian Pointner <equinox@spreadspace.org>2021-01-03 18:46:09 +0100
committerChristian Pointner <equinox@spreadspace.org>2021-01-03 18:46:09 +0100
commite751572c3665292c1837cb3069e9f4ddfb235ab9 (patch)
treefde1e1095291b05f719063bb6b6ec0f1531445a4 /roles/kubernetes
parentkubernetes: update node-local-dns (diff)
kubernetes: upgrade kube-router network plugin
Diffstat (limited to 'roles/kubernetes')
-rw-r--r--roles/kubernetes/kubeadm/master/templates/net_kube-router/config.0.4.0.yml.j212
-rw-r--r--roles/kubernetes/kubeadm/master/templates/net_kube-router/config.1.1.1.yml.j2236
2 files changed, 241 insertions, 7 deletions
diff --git a/roles/kubernetes/kubeadm/master/templates/net_kube-router/config.0.4.0.yml.j2 b/roles/kubernetes/kubeadm/master/templates/net_kube-router/config.0.4.0.yml.j2
index b06687d5..a2660db2 100644
--- a/roles/kubernetes/kubeadm/master/templates/net_kube-router/config.0.4.0.yml.j2
+++ b/roles/kubernetes/kubeadm/master/templates/net_kube-router/config.0.4.0.yml.j2
@@ -153,13 +153,11 @@ spec:
mountPath: /etc/kube-router
hostNetwork: true
tolerations:
- - key: CriticalAddonsOnly
- operator: Exists
- effect: NoSchedule
- key: node-role.kubernetes.io/master
operator: Exists
- - effect: NoSchedule
- key: node.kubernetes.io/not-ready
+ - key: CriticalAddonsOnly
+ operator: Exists
+ - effect: NoExecute
operator: Exists
volumes:
- name: lib-modules
@@ -189,7 +187,7 @@ metadata:
namespace: kube-system
---
kind: ClusterRole
-apiVersion: rbac.authorization.k8s.io/v1beta1
+apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: kube-router
namespace: kube-system
@@ -224,7 +222,7 @@ rules:
- watch
---
kind: ClusterRoleBinding
-apiVersion: rbac.authorization.k8s.io/v1beta1
+apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: kube-router
roleRef:
diff --git a/roles/kubernetes/kubeadm/master/templates/net_kube-router/config.1.1.1.yml.j2 b/roles/kubernetes/kubeadm/master/templates/net_kube-router/config.1.1.1.yml.j2
new file mode 100644
index 00000000..382164cb
--- /dev/null
+++ b/roles/kubernetes/kubeadm/master/templates/net_kube-router/config.1.1.1.yml.j2
@@ -0,0 +1,236 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+ name: kube-router-kubeconfig
+ namespace: kube-system
+ labels:
+ tier: node
+ k8s-app: kube-router
+data:
+ kubeconfig.conf: |
+ apiVersion: v1
+ kind: Config
+ clusters:
+ - cluster:
+ certificate-authority: /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
+ server: https://127.0.0.1:{{ kubernetes_api_lb_port | default('6443') }}
+ name: default
+ contexts:
+ - context:
+ cluster: default
+ namespace: default
+ user: default
+ name: default
+ current-context: default
+ users:
+ - name: default
+ user:
+ tokenFile: /var/run/secrets/kubernetes.io/serviceaccount/token
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+ name: kube-router-cfg
+ namespace: kube-system
+ labels:
+ tier: node
+ k8s-app: kube-router
+data:
+ cni-conf.json: |
+ {
+ "cniVersion":"0.3.0",
+ "name":"mynet",
+ "plugins":[
+ {
+ "name":"kubernetes",
+ "type":"bridge",
+ "bridge":"kube-bridge",
+ "isDefaultGateway":true,
+ "hairpinMode": true,
+ "ipam":{
+ "type":"host-local"
+ }
+ },
+ {
+ "type":"portmap",
+ "capabilities":{
+ "snat":true,
+ "portMappings":true
+ }
+ }
+ ]
+ }
+---
+apiVersion: apps/v1
+kind: DaemonSet
+metadata:
+ labels:
+ k8s-app: kube-router
+ tier: node
+ name: kube-router
+ namespace: kube-system
+spec:
+ selector:
+ matchLabels:
+ k8s-app: kube-router
+ tier: node
+ template:
+ metadata:
+ labels:
+ k8s-app: kube-router
+ tier: node
+ annotations:
+ prometheus.io/scrape: "true"
+ prometheus.io/port: "8080"
+ spec:
+ priorityClassName: system-node-critical
+ serviceAccountName: kube-router
+ serviceAccount: kube-router
+ containers:
+ - name: kube-router
+ image: docker.io/cloudnativelabs/kube-router:v{{ kubernetes_network_plugin_version }}
+ imagePullPolicy: Always
+ args:
+ - --run-router=true
+ - --run-firewall=true
+ - --run-service-proxy={{ kubernetes_network_plugin_replaces_kube_proxy | string | lower }}
+ - --bgp-graceful-restart=true
+ - --kubeconfig=/var/lib/kube-router/kubeconfig
+ - --hairpin-mode
+ - --iptables-sync-period=10s
+ - --ipvs-sync-period=10s
+ - --routes-sync-period=10s
+ env:
+ - name: NODE_NAME
+ valueFrom:
+ fieldRef:
+ fieldPath: spec.nodeName
+ - name: KUBE_ROUTER_CNI_CONF_FILE
+ value: /etc/cni/net.d/10-kuberouter.conflist
+ livenessProbe:
+ httpGet:
+ path: /healthz
+ port: 20244
+ initialDelaySeconds: 10
+ periodSeconds: 3
+ resources:
+ requests:
+ cpu: 250m
+ memory: 250Mi
+ securityContext:
+ privileged: true
+ volumeMounts:
+ - name: lib-modules
+ mountPath: /lib/modules
+ readOnly: true
+ - name: cni-conf-dir
+ mountPath: /etc/cni/net.d
+ - name: kubeconfig
+ mountPath: /var/lib/kube-router
+ readOnly: true
+ - name: xtables-lock
+ mountPath: /run/xtables.lock
+ readOnly: false
+ initContainers:
+ - name: install-cni
+ image: busybox
+ imagePullPolicy: Always
+ command:
+ - /bin/sh
+ - -c
+ - set -e -x;
+ if [ ! -f /etc/cni/net.d/10-kuberouter.conflist ]; then
+ if [ -f /etc/cni/net.d/*.conf ]; then
+ rm -f /etc/cni/net.d/*.conf;
+ fi;
+ TMP=/etc/cni/net.d/.tmp-kuberouter-cfg;
+ cp /etc/kube-router/cni-conf.json ${TMP};
+ mv ${TMP} /etc/cni/net.d/10-kuberouter.conflist;
+ fi
+ volumeMounts:
+ - name: cni-conf-dir
+ mountPath: /etc/cni/net.d
+ - name: kube-router-cfg
+ mountPath: /etc/kube-router
+ hostNetwork: true
+ tolerations:
+ - effect: NoSchedule
+ operator: Exists
+ - key: CriticalAddonsOnly
+ operator: Exists
+ - effect: NoExecute
+ operator: Exists
+ volumes:
+ - name: lib-modules
+ hostPath:
+ path: /lib/modules
+ - name: cni-conf-dir
+ hostPath:
+ path: /etc/cni/net.d
+ - name: kube-router-cfg
+ configMap:
+ name: kube-router-cfg
+ - name: kubeconfig
+ configMap:
+ name: kube-router-kubeconfig
+ items:
+ - key: kubeconfig.conf
+ path: kubeconfig
+ - name: xtables-lock
+ hostPath:
+ path: /run/xtables.lock
+ type: FileOrCreate
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+ name: kube-router
+ namespace: kube-system
+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+ name: kube-router
+ namespace: kube-system
+rules:
+ - apiGroups:
+ - ""
+ resources:
+ - namespaces
+ - pods
+ - services
+ - nodes
+ - endpoints
+ verbs:
+ - list
+ - get
+ - watch
+ - apiGroups:
+ - "networking.k8s.io"
+ resources:
+ - networkpolicies
+ verbs:
+ - list
+ - get
+ - watch
+ - apiGroups:
+ - extensions
+ resources:
+ - networkpolicies
+ verbs:
+ - get
+ - list
+ - watch
+---
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+ name: kube-router
+roleRef:
+ apiGroup: rbac.authorization.k8s.io
+ kind: ClusterRole
+ name: kube-router
+subjects:
+- kind: ServiceAccount
+ name: kube-router
+ namespace: kube-system