grpc-proxy: Init gRPC

[src/agl-compositor.git] / grpc-proxy / grpc-async-cb.cpp

diff --git a/grpc-proxy/grpc-async-cb.cpp b/grpc-proxy/grpc-async-cb.cpp
new file mode 100644 (file)
index 0000000..d0fd88d
--- /dev/null
+++ b/grpc-proxy/grpc-async-cb.cpp
@@ -0,0 +1,166 @@
+/*
+ * Copyright © 2022 Collabora, Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <cstdio>
+#include <ctime>
+#include <algorithm>
+#include <queue>
+
+#define GRPC_CALLBACK_API_NONEXPERIMENTAL
+
+#include <grpc/grpc.h>
+#include <grpcpp/grpcpp.h>
+#include <grpcpp/server.h>
+#include <grpcpp/server_builder.h>
+#include <grpcpp/server_context.h>
+
+#include <grpcpp/ext/proto_server_reflection_plugin.h>
+#include <grpcpp/health_check_service_interface.h>
+
+#include "log.h"
+#include "agl_shell.grpc.pb.h"
+#include "grpc-async-cb.h"
+
+Lister::Lister(Shell *shell) : m_shell(shell)
+{
+       // don't call NextWrite() just yet we do it explicitly when getting
+       // the events from the compositor
+       m_writting = false;
+}
+
+void
+Lister::OnDone()
+{
+       delete this;
+}
+
+void Lister::OnWriteDone(bool ok)
+{
+       LOG("got ok %d\n", ok);
+       if (ok) {
+               LOG("done writting %d\n", m_writting);
+               m_writting = false;
+       }
+}
+
+void
+Lister::NextWrite(void)
+{
+       if (m_writting) {
+               LOG(">>>>> still in writting\n");
+               return;
+       }
+       m_writting = true;
+       StartWrite(&m_shell->m_shell_data->current_app_state);
+}
+
+bool
+Lister::Writting(void)
+{
+       return m_writting;
+}
+
+grpc::ServerUnaryReactor *
+GrpcServiceImpl::ActivateApp(grpc::CallbackServerContext *context,
+                            const ::agl_shell_ipc::ActivateRequest* request,
+                            ::agl_shell_ipc::ActivateResponse* /*response*/)
+{
+       LOG("activating app %s on output %s\n", request->app_id().c_str(),
+                                               request->output_name().c_str());
+
+       m_aglShell->ActivateApp(request->app_id(), request->output_name());
+
+       grpc::ServerUnaryReactor* reactor = context->DefaultReactor();
+       reactor->Finish(grpc::Status::OK);
+       return reactor;
+}
+
+grpc::ServerUnaryReactor *
+GrpcServiceImpl::DeactivateApp(grpc::CallbackServerContext *context,
+                              const ::agl_shell_ipc::DeactivateRequest* request,
+                              ::agl_shell_ipc::DeactivateResponse* /*response*/)
+{
+       m_aglShell->DeactivateApp(request->app_id());
+
+       grpc::ServerUnaryReactor* reactor = context->DefaultReactor();
+       reactor->Finish(grpc::Status::OK);
+       return reactor;
+}
+
+grpc::ServerUnaryReactor *
+GrpcServiceImpl::SetAppFloat(grpc::CallbackServerContext *context,
+                            const ::agl_shell_ipc::FloatRequest* request,
+                            ::agl_shell_ipc::FloatResponse* /* response */)
+{
+       m_aglShell->SetAppFloat(request->app_id());
+
+       grpc::ServerUnaryReactor* reactor = context->DefaultReactor();
+       reactor->Finish(grpc::Status::OK);
+       return reactor;
+}
+
+grpc::ServerUnaryReactor *
+GrpcServiceImpl::SetAppSplit(grpc::CallbackServerContext *context,
+           const ::agl_shell_ipc::SplitRequest* request,
+           ::agl_shell_ipc::SplitResponse* /*response*/)
+{
+       m_aglShell->SetAppSplit(request->app_id(), request->tile_orientation());
+
+       grpc::ServerUnaryReactor* reactor = context->DefaultReactor();
+       reactor->Finish(grpc::Status::OK);
+       return reactor;
+}
+
+grpc::ServerUnaryReactor *
+GrpcServiceImpl::GetOutputs(grpc::CallbackServerContext *context,
+          const ::agl_shell_ipc::OutputRequest* /* request */,
+          ::agl_shell_ipc::ListOutputResponse* response)
+{
+       struct window_output *output;
+
+       struct wl_list *list = &m_aglShell->m_shell_data->output_list;
+       wl_list_for_each(output, list, link) {
+               auto m_output = response->add_outputs();
+               m_output->set_name(output->name);
+       }
+
+       grpc::ServerUnaryReactor* reactor = context->DefaultReactor();
+       reactor->Finish(grpc::Status::OK);
+       return reactor;
+}
+
+grpc::ServerWriteReactor<::agl_shell_ipc::AppStateResponse>*
+GrpcServiceImpl::AppStatusState(grpc::CallbackServerContext* context,
+                                const ::agl_shell_ipc::AppStateRequest* /*request */)
+{
+
+       Lister *n = new Lister(m_aglShell);
+
+       m_aglShell->m_shell_data->server_context_list.push_back(std::pair(context, n));
+       LOG("added lister %p\n", static_cast<void *>(n));
+
+       // just return a Lister to keep the channel open
+       return n;
+}