Add documents of kubernetes (#1810)

* Update submodule skywalking-ui

* Add kubernetes and istio setup documents

* Remove kubernetes scripts

docs/en/setup/backend/backend-k8s.md

-# Deploy backend in kubernetes
\ No newline at end of file
+# Deploy backend in kubernetes
+
+Follow instructions in the [deploying SkyWalking backend to Kubernetes cluster](https://github.com/apache/incubator-skywalking-kubernetes#deploy-skywalking-backend-to-kubernetes-cluster)
+ to deploy oap and ui to a kubernetes cluster.
+ 
\ No newline at end of file

docs/en/setup/istio/README.md

+# Work with Istio
+
+Instructions for transport Istio's metrics to skywalking oap server.
+
+## Prerequisites
+
+Istio should be installed in kubernetes cluster. Follow [Istio quick start](https://istio.io/docs/setup/kubernetes/quick-start/)
+to finish it.
+
+## Deploy Skywalking backend
+
+Follow the [deploying backend in kubernetes](../backend/backend-k8s.md) to install oap server in kubernetes cluster.
+
+## Setup Istio to send metrics to oap
+
+Follow instructions in the [setup Istio to send metric to oap](https://github.com/apache/incubator-skywalking-kubernetes#setup-istio-to-send-metric-to-oap)
+ to setup Istio with oap.
+ 
\ No newline at end of file

kubernetes/elasticsearch/01-storageclass.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-kind: StorageClass
-apiVersion: storage.k8s.io/v1
-metadata:
-  name: ssd
-  namespace: skywalking
-provisioner: kubernetes.io/gce-pd
-parameters:
-  type: pd-ssd
-  zone: us-west1-a
\ No newline at end of file

kubernetes/elasticsearch/02-service.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-apiVersion: v1
-kind: Service
-metadata:
-  name: elasticsearch
-  namespace: skywalking
-  labels:
-    service: elasticsearch
-spec:
-  clusterIP: None
-  ports:
-  - port: 9200
-    name: serving
-  - port: 9300
-    name: node-to-node
-  selector:
-    service: elasticsearch
\ No newline at end of file

kubernetes/elasticsearch/03-statefulset.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-apiVersion: apps/v1
-kind: StatefulSet
-metadata:
-  name: elasticsearch
-  namespace: skywalking
-  labels:
-    service: elasticsearch
-spec:
-  serviceName: elasticsearch
-  # NOTE: This is number of nodes that we want to run
-  # you may update this
-  replicas: 3
-  selector:
-    matchLabels:
-      service: elasticsearch
-  template:
-    metadata:
-      labels:
-        service: elasticsearch
-    spec:
-      terminationGracePeriodSeconds: 300
-      initContainers:
-      # NOTE:
-      # This is to fix the permission on the volume
-      # By default elasticsearch container is not run as
-      # non root user.
-      # https://www.elastic.co/guide/en/elasticsearch/reference/current/docker.html#_notes_for_production_use_and_defaults
-      - name: fix-the-volume-permission
-        image: busybox
-        command:
-        - sh
-        - -c
-        - chown -R 1000:1000 /usr/share/elasticsearch/data
-        securityContext:
-          privileged: true
-        volumeMounts:
-        - name: data
-          mountPath: /usr/share/elasticsearch/data
-      # NOTE:
-      # To increase the default vm.max_map_count to 262144
-      # https://www.elastic.co/guide/en/elasticsearch/reference/current/docker.html#docker-cli-run-prod-mode
-      - name: increase-the-vm-max-map-count
-        image: busybox
-        command:
-        - sysctl
-        - -w
-        - vm.max_map_count=262144
-        securityContext:
-          privileged: true
-      # To increase the ulimit
-      # https://www.elastic.co/guide/en/elasticsearch/reference/current/docker.html#_notes_for_production_use_and_defaults
-      - name: increase-the-ulimit
-        image: busybox
-        command:
-        - sh
-        - -c
-        - ulimit -n 65536
-        securityContext:
-          privileged: true
-      containers:
-      - name: elasticsearch
-        image: docker.elastic.co/elasticsearch/elasticsearch-oss:6.3.2
-        ports:
-        - containerPort: 9200
-          name: http
-        - containerPort: 9300
-          name: tcp
-        # NOTE: you can increase this resources
-        resources:
-          requests:
-            memory: 8Gi
-          limits:
-            memory: 16Gi
-        env:
-          # NOTE: the cluster name; update this
-          - name: cluster.name
-            value: elasticsearch-cluster
-          - name: node.name
-            valueFrom:
-              fieldRef:
-                fieldPath: metadata.name
-          # NOTE: This will tell the elasticsearch node where to connect to other nodes to form a cluster
-          - name: discovery.zen.ping.unicast.hosts
-            value: "elasticsearch-0.elasticsearch.skywalking.svc.cluster.local,elasticsearch-1.elasticsearch.skywalking.svc.cluster.local,elasticsearch-2.elasticsearch.skywalking.svc.cluster.local"
-          # NOTE: You can increase the heap size
-          - name: ES_JAVA_OPTS
-            value: -Xms4g -Xmx4g
-        volumeMounts:
-        - name: data
-          mountPath: /usr/share/elasticsearch/data
-  volumeClaimTemplates:
-  - metadata:
-      name: data
-    spec:
-      accessModes:
-        - ReadWriteOnce
-      storageClassName: ssd
-      # NOTE: You can increase the storage size
-      resources:
-        requests:
-          storage: 500Gi

kubernetes/istio/02-skywalingadapter.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-apiVersion: "config.istio.io/v1alpha2"
-kind: adapter
-metadata:
-  name: swadapter
-  namespace: istio-system
-spec:
-  description:
-  session_based: false
-  templates:
-  - metric

kubernetes/istio/03-operator_cfg.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-apiVersion: "config.istio.io/v1alpha2"
-kind: handler
-metadata:
- name: sw
- namespace: istio-system
-spec:
- adapter: swadapter
- connection:
-   address: "oap.skywalking.svc.cluster.local:11800"
----
-
-# instance for template metric
-apiVersion: "config.istio.io/v1alpha2"
-kind: instance
-metadata:
- name: swmetric
- namespace: istio-system
-spec:
- template: metric
- params:
-   value: request.size | 0
-   dimensions:
-     sourceService: source.workload.name | ""
-     sourceUID: source.uid | ""
-     destinationService: destination.workload.name | ""
-     destinationUID: destination.uid | ""
-     requestMethod: request.method | ""
-     requestPath: request.path | ""
-     requestScheme: request.scheme | ""
-     requestTime: request.time
-     responseTime: response.time
-     responseCode: response.code | 200
-     reporter: conditional((context.reporter.kind | "inbound") == "outbound", "source", "destination")
-     apiProtocol: api.protocol | ""
----
-
-# rule to dispatch to handler sw
-apiVersion: "config.istio.io/v1alpha2"
-kind: rule
-metadata:
- name: swmetric-rule
- namespace: istio-system
-spec:
- actions:
- - handler: sw.istio-system
-   instances:
-   - swmetric

kubernetes/namespace.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-apiVersion: v1
-kind: Namespace
-metadata:
-  name: skywalking
-  labels:
-    istio-injection: disabled

kubernetes/oap/00-rbac.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-apiVersion: rbac.authorization.k8s.io/v1
-kind: RoleBinding
-metadata:
-  name: skywalking-oap
-  namespace: skywalking
-roleRef:
-  apiGroup: rbac.authorization.k8s.io
-  kind: Role
-  name: skywalking-oap
-subjects:
-- kind: ServiceAccount
-  name: skywalking-oap
-  namespace: skywalking
-
----
-
-kind: Role
-apiVersion: rbac.authorization.k8s.io/v1
-metadata:
-  namespace: skywalking
-  name: skywalking-oap
-rules:
-- apiGroups: [""]
-  resources: ["pods"]
-  verbs: ["watch", "list"]
\ No newline at end of file

kubernetes/oap/01-config.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-apiVersion: v1
-kind: ConfigMap
-metadata:
-  name: oap-config
-  namespace: skywalking
-data:
-  application.yml: |-
-    cluster:
-      kubernetes:
-        watchTimeoutSeconds: 60
-        namespace: default
-        labelSelector: app=oap
-        uidEnvName: SKYWALKING_COLLECTOR_UID
-    core:
-      default:
-        restHost: 0.0.0.0
-        restPort: 12800
-        restContextPath: /
-        gRPCHost: 0.0.0.0
-        gRPCPort: 11800
-        downsampling:
-        - Hour
-        - Day
-        - Month
-        recordDataTTL: 90 # Unit is minute
-        minuteMetricsDataTTL: 90 # Unit is minute
-        hourMetricsDataTTL: 36 # Unit is hour
-        dayMetricsDataTTL: 45 # Unit is day
-        monthMetricsDataTTL: 18 # Unit is month
-    storage:
-      elasticsearch:
-        clusterNodes: localhost:9200
-        indexShardsNumber: 2
-        indexReplicasNumber: 0
-        bulkActions: 2000 # Execute the bulk every 2000 requests
-        bulkSize: 20 # flush the bulk every 20mb
-        flushInterval: 10 # flush the bulk every 10 seconds whatever the number of requests
-        concurrentRequests: 2 # the number of concurrent requests
-    receiver-register:
-      default:
-    receiver-trace:
-      default:
-        bufferPath: /trace-buffer/  # Path to trace buffer files, suggest to use absolute path
-        bufferOffsetMaxFileSize: 100 # Unit is MB
-        bufferDataMaxFileSize: 500 # Unit is MB
-        bufferFileCleanWhenRestart: false
-    receiver-jvm:
-      default:
-    service-mesh:
-      default:
-        bufferPath: /mesh-buffer/  # Path to trace buffer files, suggest to use absolute path
-        bufferOffsetMaxFileSize: 100 # Unit is MB
-        bufferDataMaxFileSize: 500 # Unit is MB
-        bufferFileCleanWhenRestart: false
-    istio-telemetry:
-      default:
-    query:
-      graphql:
-        path: /graphql
-    alarm:
-      default:
-
-  log4j2.xml: |--
-    <Configuration status="INFO">
-        <Appenders>
-            <Console name="Console" target="SYSTEM_OUT">
-                <PatternLayout charset="UTF-8" pattern="%d - %c -%-4r [%t] %-5p %x - %m%n"/>
-            </Console>
-        </Appenders>
-        <Loggers>
-            <logger name="org.eclipse.jetty" level="INFO"/>
-            <logger name="org.apache.zookeeper" level="INFO"/>
-            <logger name="org.elasticsearch.common.network.IfConfig" level="INFO"/>
-            <logger name="io.grpc.netty" level="INFO"/>
-            <logger name="org.apache.skywalking.oap.server.receiver.istio.telemetry" level="DEBUG"/>
-            <Root level="INFO">
-                <AppenderRef ref="Console"/>
-            </Root>
-        </Loggers>
-    </Configuration>
-
-  alarm-settings.yml: |-
-    rules:
-      service_resp_time_rule:
-        indicator-name: service_resp_time
-        include-names:
-          - dubbox-provider
-          - dubbox-consumer
-        threshold: 1000
-        op: ">"
-        period: 10
-        count: 1
-    webhooks:
-
-  component-libraries.yml: |-
-    Tomcat:
-      id: 1
-      languages: Java
-    HttpClient:
-      id: 2
-      languages: Java,C#,Node.js
-    Dubbo:
-      id: 3
-      languages: Java
-    H2:
-      id: 4
-      languages: Java
-    Mysql:
-      id: 5
-      languages: Java,C#,Node.js
-    ORACLE:
-      id: 6
-      languages: Java
-    Redis:
-      id: 7
-      languages: Java,C#,Node.js
-    Motan:
-      id: 8
-      languages: Java
-    MongoDB:
-      id: 9
-      languages: Java,C#,Node.js
-    Resin:
-      id: 10
-      languages: Java
-    Feign:
-      id: 11
-      languages: Java
-    OKHttp:
-      id: 12
-      languages: Java
-    SpringRestTemplate:
-      id: 13
-      languages: Java
-    SpringMVC:
-      id: 14
-      languages: Java
-    Struts2:
-      id: 15
-      languages: Java
-    NutzMVC:
-      id: 16
-      languages: Java
-    NutzHttp:
-      id: 17
-      languages: Java
-    JettyClient:
-      id: 18
-      languages: Java
-    JettyServer:
-      id: 19
-      languages: Java
-    Memcached:
-      id: 20
-      languages: Java
-    ShardingJDBC:
-      id: 21
-      languages: Java
-    PostgreSQL:
-      id: 22
-      languages: Java,C#,Node.js
-    GRPC:
-      id: 23
-      languages: Java
-    ElasticJob:
-      id: 24
-      languages: Java
-    RocketMQ:
-      id: 25
-      languages: Java
-    httpasyncclient:
-      id: 26
-      languages: Java
-    Kafka:
-      id: 27
-      languages: Java
-    ServiceComb:
-      id: 28
-      languages: Java
-    Hystrix:
-      id: 29
-      languages: Java
-    Jedis:
-      id: 30
-      languages: Java
-    SQLite:
-      id: 31
-      languages: Java,C#
-    h2-jdbc-driver:
-      id: 32
-      languages: Java
-    mysql-connector-java:
-      id: 33
-      languages: Java
-    Spymemcached:
-      id: 35
-      languages: Java
-    Xmemcached:
-      id: 36
-      languages: Java
-    postgresql-jdbc-driver:
-      id: 37
-      languages: Java
-    rocketMQ-producer:
-      id: 38
-      languages: Java
-    rocketMQ-consumer:
-      id: 39
-      languages: Java
-    kafka-producer:
-      id: 40
-      languages: Java
-    kafka-consumer:
-      id: 41
-      languages: Java
-    mongodb-driver:
-      id: 42
-      languages: Java
-    SOFARPC:
-      id: 43
-      languages: Java
-    ActiveMQ:
-      id: 44
-      languages: Java
-    activemq-producer:
-      id: 45
-      languages: Java
-    activemq-consumer:
-      id: 46
-      languages: Java
-    Elasticsearch:
-      id: 47
-      languages: Java
-    transport-client:
-      id: 48
-      languages: Java
-    AspNetCore:
-      id: 3001
-      languages: C#
-    EntityFrameworkCore:
-      id: 3002
-      languages: C#
-    SqlClient:
-      id: 3003
-      languages: C#
-    CAP:
-      id: 3004
-      languages: C#
-    StackExchange.Redis:
-      id: 3005
-      languages: C#
-    SqlServer:
-      id: 3006
-      languages: C#
-    Npgsql:
-      id: 3007
-      languages: C#
-    MySqlConnector:
-      id: 3008
-      languages: C#
-    EntityFrameworkCore.InMemory:
-      id: 3009
-      languages: C#
-    EntityFrameworkCore.SqlServer:
-      id: 3010
-      languages: C#
-    EntityFrameworkCore.Sqlite:
-      id: 3011
-      languages: C#
-    Pomelo.EntityFrameworkCore.MySql:
-      id: 3012
-      languages: C#
-    Npgsql.EntityFrameworkCore.PostgreSQL:
-      id: 3013
-      languages: C#
-    InMemoryDatabase:
-      id: 3014
-      languages: C#
-    AspNet:
-      id: 3015
-      languages: C#
-
-    # NoeJS components
-    # [4000, 5000) for Node.js agent
-    HttpServer:
-      id: 4001
-      languages: Node.js
-    express:
-      id: 4002
-      languages: Node.js
-    Egg:
-      id: 4003
-      languages: Node.js
-    Koa:
-      id: 4004
-      languages: Node.js
-    Component-Server-Mappings:
-      mongodb-driver: MongoDB
-      rocketMQ-producer: RocketMQ
-      rocketMQ-consumer: RocketMQ
-      kafka-producer: Kafka
-      kafka-consumer: Kafka
-      activemq-producer: ActiveMQ
-      activemq-consumer: ActiveMQ
-      postgresql-jdbc-driver: PostgreSQL
-      Xmemcached: Memcached
-      Spymemcached: Memcached
-      h2-jdbc-driver: H2
-      mysql-connector-java: Mysql
-      Jedis: Redis
-      StackExchange.Redis: Redis
-      SqlClient: SqlServer
-      Npgsql: PostgreSQL
-      MySqlConnector: Mysql
-      EntityFrameworkCore.InMemory: InMemoryDatabase
-      EntityFrameworkCore.SqlServer: SqlServer
-      EntityFrameworkCore.Sqlite: SQLite
-      Pomelo.EntityFrameworkCore.MySql: Mysql
-      Npgsql.EntityFrameworkCore.PostgreSQL: PostgreSQL
-      transport-client: Elasticsearch
-
-

kubernetes/oap/01-service.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-apiVersion: v1
-kind: Service
-metadata:
-  name: oap
-  namespace: skywalking
-  labels:
-    service: oap
-spec:
-  ports:
-  - port: 12800
-    name: rest
-  - port: 11800
-    name: grpc
-  selector:
-    app: oap
\ No newline at end of file

kubernetes/oap/02-deployment.yml

-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-apiVersion: apps/v1
-kind: Deployment
-metadata:
-  name: oap-deployment
-  namespace: skywalking
-  labels:
-    app: oap
-spec:
-  replicas: 3
-  selector:
-    matchLabels:
-      app: oap
-  template:
-    metadata:
-      labels:
-        app: oap
-    spec:
-      serviceAccountName: skywalking-oap
-      automountServiceAccountToken: false
-    spec:
-      containers:
-      - name: oap
-        image: us.gcr.io/skywalking-live-demo/skywalking/oap:latest
-        ports:
-        - containerPort: 11800
-          name: grpc
-        - containerPort: 12800
-          name: rest
-        resources:
-          requests:
-            memory: 1Gi
-          limits:
-            memory: 2Gi
-        env:
-        - name: JAVA_OPTS
-          value: -Xms256M -Xmx512M
-        volumeMounts:
-        - name: config
-          mountPath: /apache-skywalking-apm-incubating/config
-      volumes:
-      - name: config
-        configMap:
-          name: oap-config
\ No newline at end of file