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// Copyright 2015 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 <stdint.h>
#include <utility>
#include "base/at_exit.h"
#include "base/base_paths.h"
#include "base/base_switches.h"
#include "base/bind.h"
#include "base/command_line.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/path_service.h"
#include "base/process/process.h"
#include "base/thread_task_runner_handle.h"
#include "mojo/edk/embedder/embedder.h"
#include "mojo/edk/embedder/platform_channel_pair.h"
#include "mojo/edk/embedder/scoped_platform_handle.h"
#include "mojo/public/cpp/bindings/binding_set.h"
#include "mojo/shell/public/cpp/connection.h"
#include "mojo/shell/public/cpp/connector.h"
#include "mojo/shell/public/cpp/interface_factory.h"
#include "mojo/shell/public/cpp/shell_client.h"
#include "mojo/shell/public/interfaces/application_manager.mojom.h"
#include "mojo/shell/runner/child/test_native_main.h"
#include "mojo/shell/runner/common/switches.h"
#include "mojo/shell/runner/init.h"
#include "mojo/shell/tests/application_manager_apptests.mojom.h"
using mojo::shell::test::mojom::CreateInstanceForHandleTestPtr;
using mojo::shell::test::mojom::Driver;
namespace {
class TargetApplicationDelegate : public mojo::ShellClient,
public mojo::InterfaceFactory<Driver>,
public Driver {
public:
TargetApplicationDelegate() : weak_factory_(this) {}
~TargetApplicationDelegate() override {}
private:
// mojo::ShellClient:
void Initialize(mojo::Connector* connector, const std::string& url,
uint32_t id, uint32_t user_id) override {
base::FilePath target_path;
CHECK(base::PathService::Get(base::DIR_EXE, &target_path));
#if defined(OS_WIN)
target_path = target_path.Append(
FILE_PATH_LITERAL("application_manager_apptest_target.exe"));
#else
target_path = target_path.Append(
FILE_PATH_LITERAL("application_manager_apptest_target"));
#endif
base::CommandLine child_command_line(target_path);
// Forward the wait-for-debugger flag but nothing else - we don't want to
// stamp on the platform-channel flag.
if (base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kWaitForDebugger)) {
child_command_line.AppendSwitch(switches::kWaitForDebugger);
}
mojo::shell::mojom::PIDReceiverPtr receiver;
mojo::InterfaceRequest<mojo::shell::mojom::PIDReceiver> request =
GetProxy(&receiver);
// Create the channel to be shared with the target process. Pass one end
// on the command line.
mojo::edk::PlatformChannelPair platform_channel_pair;
mojo::edk::HandlePassingInformation handle_passing_info;
platform_channel_pair.PrepareToPassClientHandleToChildProcess(
&child_command_line, &handle_passing_info);
// Generate a token for the child to find and connect to a primordial pipe
// and pass that as well.
std::string primordial_pipe_token = mojo::edk::GenerateRandomToken();
child_command_line.AppendSwitchASCII(switches::kPrimordialPipeToken,
primordial_pipe_token);
// Allocate the pipe locally.
mojo::ScopedMessagePipeHandle pipe =
mojo::edk::CreateParentMessagePipe(primordial_pipe_token);
mojo::shell::mojom::CapabilityFilterPtr filter(
mojo::shell::mojom::CapabilityFilter::New());
mojo::Array<mojo::String> test_interfaces;
test_interfaces.push_back(
mojo::shell::test::mojom::CreateInstanceForHandleTest::Name_);
filter->filter.insert("mojo:mojo_shell_apptests",
std::move(test_interfaces));
mojo::shell::mojom::ApplicationManagerPtr application_manager;
connector->ConnectToInterface("mojo:shell", &application_manager);
application_manager->CreateInstanceForHandle(
mojo::ScopedHandle(mojo::Handle(pipe.release().value())),
"exe:application_manager_apptest_target", std::move(filter),
std::move(request));
base::LaunchOptions options;
#if defined(OS_WIN)
options.handles_to_inherit = &handle_passing_info;
#elif defined(OS_POSIX)
options.fds_to_remap = &handle_passing_info;
#endif
target_ = base::LaunchProcess(child_command_line, options);
DCHECK(target_.IsValid());
receiver->SetPID(target_.Pid());
mojo::edk::ChildProcessLaunched(target_.Handle(),
platform_channel_pair.PassServerHandle());
}
bool AcceptConnection(mojo::Connection* connection) override {
connection->AddInterface<Driver>(this);
return true;
}
// mojo::InterfaceFactory<Driver>:
void Create(mojo::Connection* connection,
mojo::InterfaceRequest<Driver> request) override {
bindings_.AddBinding(this, std::move(request));
}
// Driver:
void QuitDriver() override {
target_.Terminate(0, false);
base::MessageLoop::current()->QuitWhenIdle();
}
base::Process target_;
mojo::BindingSet<Driver> bindings_;
base::WeakPtrFactory<TargetApplicationDelegate> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(TargetApplicationDelegate);
};
} // namespace
int main(int argc, char** argv) {
base::AtExitManager at_exit;
base::CommandLine::Init(argc, argv);
mojo::shell::InitializeLogging();
TargetApplicationDelegate delegate;
return mojo::shell::TestNativeMain(&delegate);
}
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