diff options
Diffstat (limited to 'src/core/ext/transport/chttp2/client/authority.cc')
-rw-r--r-- | src/core/ext/transport/chttp2/client/authority.cc | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/core/ext/transport/chttp2/client/authority.cc b/src/core/ext/transport/chttp2/client/authority.cc new file mode 100644 index 0000000000..bad3153b01 --- /dev/null +++ b/src/core/ext/transport/chttp2/client/authority.cc @@ -0,0 +1,42 @@ +/* + * + * Copyright 2018 gRPC authors. + * + * Licensed 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. + * + */ + +#include <grpc/support/port_platform.h> + +#include "src/core/ext/transport/chttp2/client/authority.h" + +grpc_channel_args* grpc_default_authority_add_if_not_present( + const grpc_channel_args* args) { + const bool has_default_authority = + grpc_channel_args_find(args, GRPC_ARG_DEFAULT_AUTHORITY) != nullptr; + grpc_arg new_args[1]; + size_t num_new_args = 0; + grpc_core::UniquePtr<char> default_authority; + if (!has_default_authority) { + const grpc_arg* server_uri_arg = + grpc_channel_args_find(args, GRPC_ARG_SERVER_URI); + const char* server_uri_str = grpc_channel_arg_get_string(server_uri_arg); + GPR_ASSERT(server_uri_str != nullptr); + default_authority = + grpc_core::ResolverRegistry::GetDefaultAuthority(server_uri_str); + GPR_ASSERT(default_authority != nullptr); + new_args[num_new_args++] = grpc_channel_arg_string_create( + const_cast<char*>(GRPC_ARG_DEFAULT_AUTHORITY), default_authority.get()); + } + return grpc_channel_args_copy_and_add(args, new_args, num_new_args); +} |