version.go

Documentation: google.golang.org/grpc/xds/internal/xdsclient/xdsresource/version

     1  /*
     2   *
     3   * Copyright 2020 gRPC authors.
     4   *
     5   * Licensed under the Apache License, Version 2.0 (the "License");
     6   * you may not use this file except in compliance with the License.
     7   * You may obtain a copy of the License at
     8   *
     9   *     http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   *
    17   */
    18  
    19  // Package version defines constants to distinguish between supported xDS API
    20  // versions.
    21  package version
    22  
    23  // Resource URLs. We need to be able to accept either version of the resource
    24  // regardless of the version of the transport protocol in use.
    25  const (
    26  	googleapiPrefix = "type.googleapis.com/"
    27  
    28  	V3ListenerType    = "envoy.config.listener.v3.Listener"
    29  	V3RouteConfigType = "envoy.config.route.v3.RouteConfiguration"
    30  	V3ClusterType     = "envoy.config.cluster.v3.Cluster"
    31  	V3EndpointsType   = "envoy.config.endpoint.v3.ClusterLoadAssignment"
    32  
    33  	V3ResourceWrapperURL      = googleapiPrefix + "envoy.service.discovery.v3.Resource"
    34  	V3ListenerURL             = googleapiPrefix + V3ListenerType
    35  	V3RouteConfigURL          = googleapiPrefix + V3RouteConfigType
    36  	V3ClusterURL              = googleapiPrefix + V3ClusterType
    37  	V3EndpointsURL            = googleapiPrefix + V3EndpointsType
    38  	V3HTTPConnManagerURL      = googleapiPrefix + "envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager"
    39  	V3UpstreamTLSContextURL   = googleapiPrefix + "envoy.extensions.transport_sockets.tls.v3.UpstreamTlsContext"
    40  	V3DownstreamTLSContextURL = googleapiPrefix + "envoy.extensions.transport_sockets.tls.v3.DownstreamTlsContext"
    41  )
    42
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