add global option for istio.

Author: davidzl

docs/domains/Domain.json

@@ -225,6 +225,10 @@
           "description": "Domain unique identifier. Must be unique across the Kubernetes cluster. Not required. Defaults to the value of metadata.name",
           "type": "string"
         },
+        "istioEnabled": {
+          "description": "True if this domain is deployed under Istio. Defaults to false.",
+          "type": "boolean"
+        },
         "serverStartPolicy": {
           "description": "The strategy for deciding whether to start a server. Legal values are ADMIN_ONLY, NEVER, or IF_NEEDED.",
           "type": "string",

docs/domains/Domain.md

@@ -27,6 +27,7 @@ DomainSpec is a description of a domain.
 | `imagePullPolicy` | string | The image pull policy for the WebLogic Docker image. Legal values are Always, Never and IfNotPresent. Defaults to Always if image ends in :latest, IfNotPresent otherwise. |
 | `imagePullSecrets` | array of [Local Object Reference](k8s1.13.5.md#local-object-reference) | A list of image pull secrets for the WebLogic Docker image. |
 | `includeServerOutInPodLog` | Boolean | If true (the default), the server .out file will be included in the pod's stdout. |
+| `istioEnabled` | Boolean | True if this domain is deployed under Istio. Defaults to false. |
 | `logHome` | string | The in-pod name of the directory in which to store the domain, node manager, server logs, and server  *.out files |
 | `logHomeEnabled` | Boolean | Specified whether the log home folder is enabled. Not required. Defaults to true if domainHomeInImage is false. Defaults to false if domainHomeInImage is true.  |
 | `managedServers` | array of [Managed Server](#managed-server) | Configuration for the managed servers. |

docs/domains/index.html

@@ -1145,6 +1145,10 @@
           "description": "Domain unique identifier. Must be unique across the Kubernetes cluster. Not required. Defaults to the value of metadata.name",
           "type": "string"
         },
+        "istioEnabled": {
+          "description": "True if this domain is deployed under Istio. Defaults to false.",
+          "type": "boolean"
+        },
         "serverStartPolicy": {
           "description": "The strategy for deciding whether to start a server. Legal values are ADMIN_ONLY, NEVER, or IF_NEEDED.",
           "type": "string",

kubernetes/charts/weblogic-operator/templates/_operator-dep.tpl

@@ -40,6 +40,8 @@ spec:
         - name: "REMOTE_DEBUG_PORT"
           value: {{ .internalDebugHttpPort | quote }}
         {{- end }}
+        - name: ISTIO_ENABLED
+          value: {{ .istioEnabled | quote }}
         {{- if .mockWLS }}
         - name: "MOCK_WLS"
           value: "true"

kubernetes/charts/weblogic-operator/values.yaml

@@ -96,3 +96,6 @@ elasticSearchHost: "elasticsearch.default.svc.cluster.local"
 # elasticSearchPort specifies the port number of where elasticsearch is running.
 # This parameter is ignored if 'elkIntegrationEnabled' is false.
 elasticSearchPort: 9200
+
+# istioEnabled specifies whether or not it is deployed under Istio.
+istioEnabled: false

kubernetes/samples/scripts/common/domain-template.yaml

@@ -47,6 +47,8 @@ spec:
       value: "%JAVA_OPTIONS%"
     - name: USER_MEM_ARGS
       value: "-XX:+UseContainerSupport -Djava.security.egd=file:/dev/./urandom "
+    - name: ISTIO_ENABLED
+      value: "%ISTIO_ENABLED%"
     %LOG_HOME_ON_PV_PREFIX%volumes:
     %LOG_HOME_ON_PV_PREFIX%- name: weblogic-domain-storage-volume
     %LOG_HOME_ON_PV_PREFIX%  persistentVolumeClaim:
@@ -75,3 +77,5 @@ spec:
     replicas: %INITIAL_MANAGED_SERVER_REPLICAS%
   # The number of managed servers to start for unlisted clusters
   # replicas: 1
+  # 
+  istioEnabled: %ISTIO_ENABLED%

kubernetes/samples/scripts/common/utility.sh

@@ -368,6 +368,7 @@ function createFiles {
     sed -i -e "s:%CUSTOM_RCUPREFIX%:${rcuSchemaPrefix}:g" ${createJobOutput}
     sed -i -e "s|%CUSTOM_CONNECTION_STRING%|${rcuDatabaseURL}|g" ${createJobOutput}
     sed -i -e "s:%EXPOSE_T3_CHANNEL_PREFIX%:${exposeAdminT3Channel}:g" ${createJobOutput}
+    sed -i -e "s|%ISTIO_ENABLED%|${istioEnabled}|g" ${createJobOutput}
 
     # Generate the yaml to create the kubernetes job that will delete the weblogic domain_home folder
     echo Generating ${deleteJobOutput}
@@ -423,6 +424,7 @@ function createFiles {
   sed -i -e "s:%EXPOSE_T3_CHANNEL_PREFIX%:${exposeAdminT3ChannelPrefix}:g" ${dcrOutput}
   sed -i -e "s:%CLUSTER_NAME%:${clusterName}:g" ${dcrOutput}
   sed -i -e "s:%INITIAL_MANAGED_SERVER_REPLICAS%:${initialManagedServerReplicas}:g" ${dcrOutput}
+  sed -i -e "s:%ISTIO_ENABLED%:${istioEnabled}:g" ${dcrOutput}
 
   if [ "${domainHomeInImage}" == "true" ]; then
 

kubernetes/samples/scripts/create-weblogic-domain/domain-home-on-pv/create-domain-inputs.yaml

@@ -134,3 +134,6 @@ createDomainScriptName: create-domain-job.sh
 # Kubernetes config map, which in turn is mounted to the `createDomainScriptsMountPath`,
 # so that the Kubernetes pod can use the scripts and supporting files to create a domain home.
 createDomainFilesDir: wlst
+
+# istioEnabled specifies whether or not it is deployed under Istio.
+istioEnabled: false

kubernetes/samples/scripts/create-weblogic-domain/domain-home-on-pv/create-domain-job-template.yaml

@@ -8,6 +8,8 @@ metadata:
 spec:
   template:
     metadata:
+      annotations:
+        sidecar.istio.io/inject: "false"
       labels:
         weblogic.resourceVersion: domain-v2
         weblogic.domainUID: %DOMAIN_UID%
@@ -67,6 +69,8 @@ spec:
               value: "%DOMAIN_HOME%"
             - name: DOMAIN_LOGS_DIR
               value: "%DOMAIN_ROOT_DIR%/logs/%DOMAIN_UID%"
+            - name: ISTIO_ENABLED
+              value: "%ISTIO_ENABLED%"
       volumes:
         - name: create-weblogic-sample-domain-job-cm-volume
           configMap:

kubernetes/samples/scripts/create-weblogic-domain/domain-home-on-pv/delete-domain-job-template.yaml

@@ -1,4 +1,4 @@
-# Copyright 2018, Oracle Corporation and/or its affiliates.  All rights reserved.
+# Copyright 2018, 2019 Oracle Corporation and/or its affiliates.  All rights reserved.
 # Licensed under the Universal Permissive License v 1.0 as shown at http://oss.oracle.com/licenses/upl.
 apiVersion: v1
 kind: ConfigMap
@@ -26,6 +26,8 @@ metadata:
 spec:
   template:
     metadata:
+      annotations:
+        sidecar.istio.io/inject: "false"
       labels:
         weblogic.resourceVersion: domain-v2
         weblogic.domainUID: %DOMAIN_UID%