use custom flannel

test/integration/net_test.go

@@ -61,7 +61,7 @@ func TestNetworkPlugins(t *testing.T) {
 			{"flannel", []string{"--cni=flannel"}, "cni", "app=flannel", true},
 			{"kindnet", []string{"--cni=kindnet"}, "cni", "app=kindnet", true},
 			{"false", []string{"--cni=false"}, "", "", false},
-			{"custom-antrea", []string{fmt.Sprintf("--cni=%s", filepath.Join(*testdataDir, "antrea.yaml"))}, "cni", "", true},
+			{"custom-flannel", []string{fmt.Sprintf("--cni=%s", filepath.Join(*testdataDir, "kube-flannel.yaml"))}, "cni", "", true},
 			{"calico", []string{"--cni=calico"}, "cni", "k8s-app=calico-node", true},
 			{"cilium", []string{"--cni=cilium"}, "cni", "k8s-app=cilium", true},
 		}

test/integration/testdata/kube-flannel.yaml

@@ -0,0 +1,248 @@
+---
+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', 'NET_RAW']
+  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/v1
+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/v1
+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
+  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: kubernetes.io/os
+                operator: In
+                values:
+                - linux
+      hostNetwork: true
+      priorityClassName: system-node-critical
+      tolerations:
+      - operator: Exists
+        effect: NoSchedule
+      serviceAccountName: flannel
+      initContainers:
+      - name: install-cni-plugin
+       #image: flannelcni/flannel-cni-plugin:v1.0.1 for ppc64le and mips64le (dockerhub limitations may apply)
+        image: rancher/mirrored-flannelcni-flannel-cni-plugin:v1.0.1
+        command:
+        - cp
+        args:
+        - -f
+        - /flannel
+        - /opt/cni/bin/flannel
+        volumeMounts:
+        - name: cni-plugin
+          mountPath: /opt/cni/bin
+      - name: install-cni
+       #image: flannelcni/flannel:v0.17.0 for ppc64le and mips64le (dockerhub limitations may apply)
+        image: rancher/mirrored-flannelcni-flannel:v0.17.0
+        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: flannelcni/flannel:v0.17.0 for ppc64le and mips64le (dockerhub limitations may apply)
+        image: rancher/mirrored-flannelcni-flannel:v0.17.0
+        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", "NET_RAW"]
+        env:
+        - name: POD_NAME
+          valueFrom:
+            fieldRef:
+              fieldPath: metadata.name
+        - name: POD_NAMESPACE
+          valueFrom:
+            fieldRef:
+              fieldPath: metadata.namespace
+        - name: EVENT_QUEUE_DEPTH
+          value: "5000"
+        volumeMounts:
+        - name: run
+          mountPath: /run/flannel
+        - name: flannel-cfg
+          mountPath: /etc/kube-flannel/
+        - name: xtables-lock
+          mountPath: /run/xtables.lock
+      volumes:
+      - name: run
+        hostPath:
+          path: /run/flannel
+      - name: cni-plugin
+        hostPath:
+          path: /opt/cni/bin
+      - name: cni
+        hostPath:
+          path: /etc/cni/net.d
+      - name: flannel-cfg
+        configMap:
+          name: kube-flannel-cfg
+      - name: xtables-lock
+        hostPath:
+          path: /run/xtables.lock
+          type: FileOrCreate