Kong / kubernetes-ingress-controller

:gorilla: Kong for Kubernetes: The official Ingress Controller for Kubernetes.
https://docs.konghq.com/kubernetes-ingress-controller/
Apache License 2.0
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inserting target into state: entity already exists #744

Closed daiyuntao closed 4 years ago

daiyuntao commented 4 years ago

kong2.0 kong-ingress-controller 0.8.1 Cassandra 3.11.6

错误: E0622 10:25:34.051664 1 controller.go:128] unexpected failure updating Kong configuration: inserting target into state: entity already exists W0622 10:25:34.051825 1 queue.go:112] requeuing default/httpbin-ingress, err inserting target into state: entity already exists

hbagdi commented 4 years ago

Please note that Cassandra with Ingress Controller is deprecated as of 0.9 release.

The error here seems to be due to another issue though. Can you list the Ingress resources and endpoint resources?

daiyuntao commented 4 years ago

I used the version of kong-ingress-control 0.8.1

Whether kong-ingress-control 0.8.1 supports Cassandra ???

kong-ingress-control-cassandra.yaml

apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
  name: kongclusterplugins.configuration.konghq.com
spec:
  additionalPrinterColumns:
  - JSONPath: .plugin
    description: Name of the plugin
    name: Plugin-Type
    type: string
  - JSONPath: .metadata.creationTimestamp
    description: Age
    name: Age
    type: date
  - JSONPath: .disabled
    description: Indicates if the plugin is disabled
    name: Disabled
    priority: 1
    type: boolean
  - JSONPath: .config
    description: Configuration of the plugin
    name: Config
    priority: 1
    type: string
  group: configuration.konghq.com
  names:
    kind: KongClusterPlugin
    plural: kongclusterplugins
    shortNames:
    - kcp
  scope: Cluster
  validation:
    openAPIV3Schema:
      properties:
        config:
          type: object
        configFrom:
          properties:
            secretKeyRef:
              properties:
                key:
                  type: string
                name:
                  type: string
                namespace:
                  type: string
              required:
              - name
              - namespace
              - key
              type: object
          type: object
        disabled:
          type: boolean
        plugin:
          type: string
        protocols:
          items:
            enum:
            - http
            - https
            - grpc
            - grpcs
            - tcp
            - tls
            type: string
          type: array
        run_on:
          enum:
          - first
          - second
          - all
          type: string
      required:
      - plugin
  version: v1
---
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
  name: kongconsumers.configuration.konghq.com
spec:
  additionalPrinterColumns:
  - JSONPath: .username
    description: Username of a Kong Consumer
    name: Username
    type: string
  - JSONPath: .metadata.creationTimestamp
    description: Age
    name: Age
    type: date
  group: configuration.konghq.com
  names:
    kind: KongConsumer
    plural: kongconsumers
    shortNames:
    - kc
  scope: Namespaced
  validation:
    openAPIV3Schema:
      properties:
        credentials:
          items:
            type: string
          type: array
        custom_id:
          type: string
        username:
          type: string
  version: v1
---
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
  name: kongcredentials.configuration.konghq.com
spec:
  additionalPrinterColumns:
  - JSONPath: .type
    description: Type of credential
    name: Credential-type
    type: string
  - JSONPath: .metadata.creationTimestamp
    description: Age
    name: Age
    type: date
  - JSONPath: .consumerRef
    description: Owner of the credential
    name: Consumer-Ref
    type: string
  group: configuration.konghq.com
  names:
    kind: KongCredential
    plural: kongcredentials
  scope: Namespaced
  validation:
    openAPIV3Schema:
      properties:
        consumerRef:
          type: string
        type:
          type: string
      required:
      - consumerRef
      - type
  version: v1
---
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
  name: kongingresses.configuration.konghq.com
spec:
  group: configuration.konghq.com
  names:
    kind: KongIngress
    plural: kongingresses
    shortNames:
    - ki
  scope: Namespaced
  validation:
    openAPIV3Schema:
      properties:
        proxy:
          properties:
            connect_timeout:
              minimum: 0
              type: integer
            path:
              pattern: ^/.*$
              type: string
            protocol:
              enum:
              - http
              - https
              - grpc
              - grpcs
              - tcp
              - tls
              type: string
            read_timeout:
              minimum: 0
              type: integer
            retries:
              minimum: 0
              type: integer
            write_timeout:
              minimum: 0
              type: integer
          type: object
        route:
          properties:
            headers:
              additionalProperties:
                items:
                  type: string
                type: array
              type: object
            https_redirect_status_code:
              type: integer
            methods:
              items:
                type: string
              type: array
            path_handling:
              enum:
              - v0
              - v1
              type: string
            preserve_host:
              type: boolean
            protocols:
              items:
                enum:
                - http
                - https
                - grpc
                - grpcs
                - tcp
                - tls
                type: string
              type: array
            regex_priority:
              type: integer
            strip_path:
              type: boolean
        upstream:
          properties:
            algorithm:
              enum:
              - round-robin
              - consistent-hashing
              - least-connections
              type: string
            hash_fallback:
              type: string
            hash_fallback_header:
              type: string
            hash_on:
              type: string
            hash_on_cookie:
              type: string
            hash_on_cookie_path:
              type: string
            hash_on_header:
              type: string
            healthchecks:
              properties:
                active:
                  properties:
                    concurrency:
                      minimum: 1
                      type: integer
                    healthy:
                      properties:
                        http_statuses:
                          items:
                            type: integer
                          type: array
                        interval:
                          minimum: 0
                          type: integer
                        successes:
                          minimum: 0
                          type: integer
                      type: object
                    http_path:
                      pattern: ^/.*$
                      type: string
                    timeout:
                      minimum: 0
                      type: integer
                    unhealthy:
                      properties:
                        http_failures:
                          minimum: 0
                          type: integer
                        http_statuses:
                          items:
                            type: integer
                          type: array
                        interval:
                          minimum: 0
                          type: integer
                        tcp_failures:
                          minimum: 0
                          type: integer
                        timeout:
                          minimum: 0
                          type: integer
                      type: object
                  type: object
                passive:
                  properties:
                    healthy:
                      properties:
                        http_statuses:
                          items:
                            type: integer
                          type: array
                        interval:
                          minimum: 0
                          type: integer
                        successes:
                          minimum: 0
                          type: integer
                      type: object
                    unhealthy:
                      properties:
                        http_failures:
                          minimum: 0
                          type: integer
                        http_statuses:
                          items:
                            type: integer
                          type: array
                        interval:
                          minimum: 0
                          type: integer
                        tcp_failures:
                          minimum: 0
                          type: integer
                        timeout:
                          minimum: 0
                          type: integer
                      type: object
                  type: object
                threshold:
                  type: integer
              type: object
            host_header:
              type: string
            slots:
              minimum: 10
              type: integer
          type: object
  version: v1
---
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
  name: kongplugins.configuration.konghq.com
spec:
  additionalPrinterColumns:
  - JSONPath: .plugin
    description: Name of the plugin
    name: Plugin-Type
    type: string
  - JSONPath: .metadata.creationTimestamp
    description: Age
    name: Age
    type: date
  - JSONPath: .disabled
    description: Indicates if the plugin is disabled
    name: Disabled
    priority: 1
    type: boolean
  - JSONPath: .config
    description: Configuration of the plugin
    name: Config
    priority: 1
    type: string
  group: configuration.konghq.com
  names:
    kind: KongPlugin
    plural: kongplugins
    shortNames:
    - kp
  scope: Namespaced
  validation:
    openAPIV3Schema:
      properties:
        config:
          type: object
        configFrom:
          properties:
            secretKeyRef:
              properties:
                key:
                  type: string
                name:
                  type: string
              required:
              - name
              - key
              type: object
          type: object
        disabled:
          type: boolean
        plugin:
          type: string
        protocols:
          items:
            enum:
            - http
            - https
            - grpc
            - grpcs
            - tcp
            - tls
            type: string
          type: array
        run_on:
          enum:
          - first
          - second
          - all
          type: string
      required:
      - plugin
  version: v1
---
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
  name: tcpingresses.configuration.konghq.com
spec:
  additionalPrinterColumns:
  - JSONPath: .status.loadBalancer.ingress[*].ip
    description: Address of the load balancer
    name: Address
    type: string
  - JSONPath: .metadata.creationTimestamp
    description: Age
    name: Age
    type: date
  group: configuration.konghq.com
  names:
    kind: TCPIngress
    plural: tcpingresses
  scope: Namespaced
  subresources:
    status: {}
  validation:
    openAPIV3Schema:
      properties:
        apiVersion:
          type: string
        kind:
          type: string
        metadata:
          type: object
        spec:
          properties:
            rules:
              items:
                properties:
                  backend:
                    properties:
                      serviceName:
                        type: string
                      servicePort:
                        format: int32
                        type: integer
                    type: object
                  host:
                    type: string
                  port:
                    format: int32
                    type: integer
                type: object
              type: array
            tls:
              items:
                properties:
                  hosts:
                    items:
                      type: string
                    type: array
                  secretName:
                    type: string
                type: object
              type: array
          type: object
        status:
          type: object
  version: v1beta1
status:
  acceptedNames:
    kind: ""
    plural: ""
  conditions: []
  storedVersions: []
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: kong-serviceaccount
  namespace: kong
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: kong-ingress-clusterrole
rules:
- apiGroups:
  - ""
  resources:
  - endpoints
  - nodes
  - pods
  - secrets
  verbs:
  - list
  - watch
- apiGroups:
  - ""
  resources:
  - nodes
  verbs:
  - get
- apiGroups:
  - ""
  resources:
  - services
  verbs:
  - get
  - list
  - watch
- apiGroups:
  - networking.k8s.io
  - extensions
  - networking.internal.knative.dev
  resources:
  - ingresses
  verbs:
  - get
  - list
  - watch
- apiGroups:
  - ""
  resources:
  - events
  verbs:
  - create
  - patch
- apiGroups:
  - networking.k8s.io
  - extensions
  - networking.internal.knative.dev
  resources:
  - ingresses/status
  verbs:
  - update
- apiGroups:
  - configuration.konghq.com
  resources:
  - tcpingresses/status
  verbs:
  - update
- apiGroups:
  - configuration.konghq.com
  resources:
  - kongplugins
  - kongclusterplugins
  - kongcredentials
  - kongconsumers
  - kongingresses
  - tcpingresses
  verbs:
  - get
  - list
  - watch
- apiGroups:
  - ""
  resources:
  - configmaps
  verbs:
  - create
  - get
  - update
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
  name: kong-ingress-clusterrole-nisa-binding
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: kong-ingress-clusterrole
subjects:
- kind: ServiceAccount
  name: kong-serviceaccount
  namespace: kong
---
apiVersion: v1
kind: Service
metadata:
  name: kong-validation-webhook
  namespace: kong
spec:
  ports:
  - name: webhook
    port: 443
    protocol: TCP
    targetPort: 8080
  selector:
    app: ingress-kong
---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: ingress-kong
  name: ingress-kong
  namespace: kong
spec:
  replicas: 1
  selector:
    matchLabels:
      app: ingress-kong
  template:
    metadata:
      annotations:
        kuma.io/gateway: enabled
        prometheus.io/port: "8100"
        prometheus.io/scrape: "true"
        traffic.sidecar.istio.io/includeInboundPorts: ""
      labels:
        app: ingress-kong
    spec:
      containers:
      - env:
        - name: CONTROLLER_KONG_ADMIN_URL
          #value: http://10.216.115.125:31963
          value: http://kong-control-plane:8001
        - name: CONTROLLER_KONG_ADMIN_TLS_SKIP_VERIFY
          value: "true"
        - name: CONTROLLER_PUBLISH_SERVICE
          value: kong/kong-control-plane
        - name: POD_NAME
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: metadata.name
        - name: POD_NAMESPACE
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: metadata.namespace
        #image: kong-docker-kubernetes-ingress-controller.bintray.io/kong-ingress-controller:0.8.1
        image: 10.216.115.121:10010/kong-ingress-controller:0.8.17
        imagePullPolicy: IfNotPresent
        livenessProbe:
          failureThreshold: 3
          httpGet:
            path: /healthz
            port: 10254
            scheme: HTTP
          initialDelaySeconds: 5
          periodSeconds: 10
          successThreshold: 1
          timeoutSeconds: 1
        name: ingress-controller
        ports:
        - containerPort: 8080
          name: webhook
          protocol: TCP
        readinessProbe:
          failureThreshold: 3
          httpGet:
            path: /healthz
            port: 10254
            scheme: HTTP
          initialDelaySeconds: 5
          periodSeconds: 10
          successThreshold: 1
          timeoutSeconds: 1
      serviceAccountName: kong-serviceaccount

**kong-control-plane-cassandra.yaml**
apiVersion: v1
kind: ServiceAccount
metadata:
  namespace: kong
  name: kong
  labels:
    app: kong
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: Role
metadata:
  namespace: kong
  name: kong
  labels:
    app: kong
rules:
- apiGroups:
  - ""
  resources:
  - secrets
  verbs:
  - get
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: RoleBinding
metadata:
  namespace: kong
  name: kong
  labels:
    app: kong
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: kong
subjects:
- kind: ServiceAccount
  namespace: kong
  name: kong
hbagdi commented 4 years ago

Can you share:

kubectl describe ingress
kubectl get endpoints
kubectl get pods
kubectl get services
mlatimer-figure commented 4 years ago

@hbagdi any potential update on this? We are seeing the same issue as well. We are upgrading the controller and it gets to a point where it obviously hits a plugin and stops syncing. We don't know what plugin it is failing on.

E0730 16:15:05.441950       1 controller.go:128] unexpected failure updating Kong configuration:
inserting plugins into state: entity already exists
W0730 16:15:05.441988       1 queue.go:112] requeuing {namespace}/{plugin-name}, err inserting plugins into state: entity already exists
hbagdi commented 4 years ago

This would happen in case of duplicate resources. So if you have two KongConsumer resources that have the same username or if a KongPlugin of the same type (same plugin name).

hbagdi commented 4 years ago

Closing this due to lack of activity. Please re-open if needed.