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Diffstat (limited to 'src/cpp/server/health/default_health_check_service.h')
-rw-r--r-- | src/cpp/server/health/default_health_check_service.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/cpp/server/health/default_health_check_service.h b/src/cpp/server/health/default_health_check_service.h new file mode 100644 index 0000000000..5c0e230342 --- /dev/null +++ b/src/cpp/server/health/default_health_check_service.h @@ -0,0 +1,78 @@ +/* + * + * 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. + * + */ + +#ifndef GRPC_INTERNAL_CPP_SERVER_DEFAULT_HEALTH_CHECK_SERVICE_H +#define GRPC_INTERNAL_CPP_SERVER_DEFAULT_HEALTH_CHECK_SERVICE_H + +#include <mutex> + +#include <grpc++/health_check_service_interface.h> +#include <grpc++/impl/codegen/service_type.h> +#include <grpc++/support/byte_buffer.h> + +namespace grpc { + +// Default implementation of HealthCheckServiceInterface. Server will create and +// own it. +class DefaultHealthCheckService final : public HealthCheckServiceInterface { + public: + // The service impl to register with the server. + class HealthCheckServiceImpl : public Service { + public: + explicit HealthCheckServiceImpl(DefaultHealthCheckService* service); + + Status Check(ServerContext* context, const ByteBuffer* request, + ByteBuffer* response); + + private: + const DefaultHealthCheckService* const service_; + RpcServiceMethod* method_; + }; + + DefaultHealthCheckService(); + void SetServingStatus(const grpc::string& service_name, + bool serving) override; + void SetServingStatus(bool serving) override; + enum ServingStatus { NOT_FOUND, SERVING, NOT_SERVING }; + ServingStatus GetServingStatus(const grpc::string& service_name) const; + HealthCheckServiceImpl* GetHealthCheckService(); + + private: + mutable std::mutex mu_; + std::map<grpc::string, bool> services_map_; + std::unique_ptr<HealthCheckServiceImpl> impl_; +}; + +} // namespace grpc + +#endif // GRPC_INTERNAL_CPP_SERVER_DEFAULT_HEALTH_CHECK_SERVICE_H |