src/core/ext/filters/client_channel/client_channel_plugin.cc

   1 /*
   2  *
   3  * Copyright 2015 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 #include <grpc/support/port_platform.h>
  20
  21 #include <limits.h>
  22 #include <stdbool.h>
  23 #include <string.h>
  24
  25 #include <grpc/support/alloc.h>
  26
  27 #include "src/core/ext/filters/client_channel/backup_poller.h"
  28 #include "src/core/ext/filters/client_channel/client_channel.h"
  29 #include "src/core/ext/filters/client_channel/client_channel_channelz.h"
  30 #include "src/core/ext/filters/client_channel/global_subchannel_pool.h"
  31 #include "src/core/ext/filters/client_channel/http_connect_handshaker.h"
  32 #include "src/core/ext/filters/client_channel/http_proxy.h"
  33 #include "src/core/ext/filters/client_channel/lb_policy_registry.h"
  34 #include "src/core/ext/filters/client_channel/proxy_mapper_registry.h"
  35 #include "src/core/ext/filters/client_channel/resolver_registry.h"
  36 #include "src/core/ext/filters/client_channel/resolver_result_parsing.h"
  37 #include "src/core/ext/filters/client_channel/retry_service_config.h"
  38 #include "src/core/ext/filters/client_channel/retry_throttle.h"
  39 #include "src/core/ext/filters/client_channel/service_config_parser.h"
  40 #include "src/core/lib/surface/channel_init.h"
  41
  42 static bool append_filter(grpc_channel_stack_builder* builder, void* arg) {
  43   return grpc_channel_stack_builder_append_filter(
  44       builder, static_cast<const grpc_channel_filter*>(arg), nullptr, nullptr);
  45 }
  46
  47 void grpc_client_channel_init(void) {
  48   grpc_core::ServiceConfigParser::Init();
  49   grpc_core::internal::ClientChannelServiceConfigParser::Register();
  50   grpc_core::internal::RetryServiceConfigParser::Register();
  51   grpc_core::LoadBalancingPolicyRegistry::Builder::InitRegistry();
  52   grpc_core::ResolverRegistry::Builder::InitRegistry();
  53   grpc_core::internal::ServerRetryThrottleMap::Init();
  54   grpc_core::ProxyMapperRegistry::Init();
  55   grpc_core::RegisterHttpProxyMapper();
  56   grpc_core::GlobalSubchannelPool::Init();
  57   grpc_channel_init_register_stage(
  58       GRPC_CLIENT_CHANNEL, GRPC_CHANNEL_INIT_BUILTIN_PRIORITY, append_filter,
  59       const_cast<grpc_channel_filter*>(
  60           &grpc_core::ClientChannel::kFilterVtable));
  61   grpc_client_channel_global_init_backup_polling();
  62 }
  63
  64 void grpc_client_channel_shutdown(void) {
  65   grpc_core::GlobalSubchannelPool::Shutdown();
  66   grpc_channel_init_shutdown();
  67   grpc_core::ProxyMapperRegistry::Shutdown();
  68   grpc_core::internal::ServerRetryThrottleMap::Shutdown();
  69   grpc_core::ResolverRegistry::Builder::ShutdownRegistry();
  70   grpc_core::LoadBalancingPolicyRegistry::Builder::ShutdownRegistry();
  71   grpc_core::ServiceConfigParser::Shutdown();
  72 }
  73
  74 namespace grpc_core {
  75
  76 void BuildClientChannelConfiguration(CoreConfiguration::Builder* builder) {
  77   RegisterHttpConnectHandshaker(builder);
  78 }
  79
  80 }  // namespace grpc_core