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/*
*
* Copyright 2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <mutex>
#include <grpc++/impl/codegen/method_handler_impl.h>
#include "src/cpp/server/default_health_check_service.h"
namespace grpc {
namespace {
const char kHealthCheckMethodName[] = "/grpc.health.v1.Health/Check";
} // namespace
DefaultHealthCheckService::SyncHealthCheckServiceImpl::
SyncHealthCheckServiceImpl(DefaultHealthCheckService* service)
: service_(service) {
auto* handler =
new RpcMethodHandler<SyncHealthCheckServiceImpl, ByteBuffer, ByteBuffer>(
std::mem_fn(&SyncHealthCheckServiceImpl::Check), this);
auto* method = new RpcServiceMethod(kHealthCheckMethodName,
RpcMethod::NORMAL_RPC, handler);
AddMethod(method);
}
Status DefaultHealthCheckService::SyncHealthCheckServiceImpl::Check(
ServerContext* context, const ByteBuffer* request, ByteBuffer* response) {
// TODO nanopb
return Status::OK;
}
DefaultHealthCheckService::DefaultHealthCheckService() {
services_map_.emplace("", true);
}
void DefaultHealthCheckService::SetServingStatus(
const grpc::string& service_name, bool serving) {
std::lock_guard<std::mutex> lock(mu_);
services_map_[service_name] = serving;
}
void DefaultHealthCheckService::SetServingStatus(bool serving) {
std::lock_guard<std::mutex> lock(mu_);
for (auto iter = services_map_.begin(); iter != services_map_.end(); ++iter) {
iter->second = serving;
}
}
DefaultHealthCheckService::ServingStatus
DefaultHealthCheckService::GetServingStatus(const grpc::string& service_name) {
std::lock_guard<std::mutex> lock(mu_);
const auto& iter = services_map_.find(service_name);
if (iter == services_map_.end()) {
return NOT_FOUND;
}
return iter->second ? SERVING : NOT_SERVING;
}
} // namespace grpc
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