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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/at_exit.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/command_line.h"
#include "base/logging.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "base/strings/string_split.h"
#include "mojo/edk/embedder/embedder.h"
#include "mojo/edk/embedder/process_delegate.h"
#include "mojo/edk/embedder/simple_platform_support.h"
#include "mojo/shell/in_process_native_runner.h"
#include "mojo/shell/init.h"
#include "mojo/shell/native_application_support.h"
#include "url/gurl.h"
namespace mojo {
namespace shell {
const char kAppArgs[] = "app-args";
const char kAppPath[] = "app-path";
const char kAppURL[] = "app-url";
const char kShellPath[] = "shell-path";
class Launcher : public embedder::ProcessDelegate {
public:
explicit Launcher(const base::CommandLine& command_line)
: app_path_(command_line.GetSwitchValuePath(kAppPath)),
app_url_(command_line.GetSwitchValueASCII(kAppURL)),
loop_(base::MessageLoop::TYPE_IO) {
// TODO(vtl): I guess this should be SLAVE, not NONE?
embedder::InitIPCSupport(embedder::ProcessType::NONE, loop_.task_runner(),
this, loop_.task_runner(),
embedder::ScopedPlatformHandle());
base::SplitStringAlongWhitespace(command_line.GetSwitchValueASCII(kAppArgs),
&app_args_);
}
~Launcher() override {
DCHECK(!application_request_.is_pending());
embedder::ShutdownIPCSupportOnIOThread();
}
bool Connect() { return false; }
bool Register() {
return application_request_.is_pending();
}
void Run() {
DCHECK(application_request_.is_pending());
InProcessNativeRunner service_runner(nullptr);
base::RunLoop run_loop;
service_runner.Start(app_path_, NativeApplicationCleanup::DONT_DELETE,
application_request_.Pass(), run_loop.QuitClosure());
run_loop.Run();
}
private:
void OnRegistered(base::RunLoop* run_loop,
InterfaceRequest<Application> application_request) {
application_request_ = application_request.Pass();
run_loop->Quit();
}
// embedder::ProcessDelegate implementation:
void OnShutdownComplete() override {
NOTREACHED(); // Not called since we use ShutdownIPCSupportOnIOThread().
}
const base::FilePath app_path_;
const GURL app_url_;
std::vector<std::string> app_args_;
base::MessageLoop loop_;
InterfaceRequest<Application> application_request_;
DISALLOW_COPY_AND_ASSIGN(Launcher);
};
} // namespace shell
} // namespace mojo
int main(int argc, char** argv) {
base::AtExitManager at_exit;
mojo::embedder::Init(
make_scoped_ptr(new mojo::embedder::SimplePlatformSupport()));
base::CommandLine::Init(argc, argv);
const base::CommandLine* command_line =
base::CommandLine::ForCurrentProcess();
mojo::shell::InitializeLogging();
mojo::shell::Launcher launcher(*command_line);
if (!launcher.Connect()) {
LOG(ERROR) << "Failed to connect on socket "
<< command_line->GetSwitchValueASCII(mojo::shell::kShellPath);
return 1;
}
if (!launcher.Register()) {
LOG(ERROR) << "Error registering "
<< command_line->GetSwitchValueASCII(mojo::shell::kAppURL);
return 1;
}
launcher.Run();
return 0;
}
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