[GRPC] Remove experimental from transport-grpc setting name

Signed-off-by: Karen Xu <[email protected]>

Author: karenyrx

modules/transport-grpc/README.md

@@ -9,15 +9,15 @@ The `transport-grpc` module initializes a new client/server transport implementi
 Enable this transport with:
 
 ```
-setting 'aux.transport.types',                              '[experimental-transport-grpc]'
-setting 'aux.transport.experimental-transport-grpc.port',   '9400-9500' //optional
+setting 'aux.transport.types',                              '[transport-grpc]'
+setting 'aux.transport.transport-grpc.port',   '9400-9500' //optional
 ```
 
 For the secure transport:
 
 ```
-setting 'aux.transport.types',                                      '[experimental-secure-transport-grpc]'
-setting 'aux.transport.experimental-secure-transport-grpc.port',    '9400-9500' //optional
+setting 'aux.transport.types',                                      '[secure-transport-grpc]'
+setting 'aux.transport.secure-transport-grpc.port',    '9400-9500' //optional
 ```
 
 
@@ -76,5 +76,5 @@ setting 'grpc.netty.keepalive_timeout',                 '1s'
 To run OpenSearch with the gRPC transport enabled:
 
 ```bash
-./gradlew run -Dtests.opensearch.aux.transport.types="[experimental-transport-grpc]"
+./gradlew run -Dtests.opensearch.aux.transport.types="[transport-grpc]"
 ```

modules/transport-grpc/build.gradle

@@ -16,7 +16,7 @@ opensearchplugin {
 
 testClusters {
   integTest {
-    setting 'aux.transport.types', '[experimental-transport-grpc]'
+    setting 'aux.transport.types', '[transport-grpc]'
   }
 }
 

modules/transport-grpc/src/main/java/org/opensearch/plugin/transport/grpc/Netty4GrpcServerTransport.java

@@ -62,7 +62,7 @@ public class Netty4GrpcServerTransport extends AuxTransport {
     /**
      * Type key for configuring settings of this auxiliary transport.
      */
-    public static final String GRPC_TRANSPORT_SETTING_KEY = "experimental-transport-grpc";
+    public static final String GRPC_TRANSPORT_SETTING_KEY = "transport-grpc";
 
     /**
      * Port range on which to bind.

modules/transport-grpc/src/main/java/org/opensearch/plugin/transport/grpc/ssl/SecureNetty4GrpcServerTransport.java

@@ -42,7 +42,7 @@ public class SecureNetty4GrpcServerTransport extends Netty4GrpcServerTransport {
     /**
      * Type key to select secure transport.
      */
-    public static final String GRPC_SECURE_TRANSPORT_SETTING_KEY = "experimental-secure-transport-grpc";
+    public static final String GRPC_SECURE_TRANSPORT_SETTING_KEY = "secure-transport-grpc";
 
     /**
      * Distinct port setting required as it depends on transport type key.