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// Copyright 2013 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 "net/test/spawned_test_server/local_test_server.h"
#include "base/command_line.h"
#include "base/json/json_reader.h"
#include "base/logging.h"
#include "base/notreached.h"
#include "base/path_service.h"
#include "base/strings/string_number_conversions.h"
#include "base/threading/thread_restrictions.h"
#include "base/values.h"
#include "net/base/host_port_pair.h"
#include "net/base/net_errors.h"
#include "net/test/python_utils.h"
#include "url/gurl.h"
namespace net {
namespace {
bool AppendArgumentFromJSONValue(const std::string& key,
const base::Value& value_node,
base::CommandLine* command_line) {
std::string argument_name = "--" + key;
switch (value_node.type()) {
case base::Value::Type::NONE:
command_line->AppendArg(argument_name);
break;
case base::Value::Type::INTEGER: {
command_line->AppendArg(argument_name + "=" +
base::NumberToString(value_node.GetInt()));
break;
}
case base::Value::Type::STRING: {
if (!value_node.is_string())
return false;
const std::string value = value_node.GetString();
if (value.empty())
return false;
command_line->AppendArg(argument_name + "=" + value);
break;
}
case base::Value::Type::BOOLEAN:
case base::Value::Type::DOUBLE:
case base::Value::Type::LIST:
case base::Value::Type::DICTIONARY:
case base::Value::Type::BINARY:
default:
NOTREACHED() << "improper json type";
return false;
}
return true;
}
} // namespace
LocalTestServer::LocalTestServer(Type type, const base::FilePath& document_root)
: BaseTestServer(type) {
if (!Init(document_root))
NOTREACHED();
}
LocalTestServer::LocalTestServer(Type type,
const SSLOptions& ssl_options,
const base::FilePath& document_root)
: BaseTestServer(type, ssl_options) {
if (!Init(document_root))
NOTREACHED();
}
LocalTestServer::~LocalTestServer() {
Stop();
}
bool LocalTestServer::GetTestServerPath(base::FilePath* testserver_path) const {
base::FilePath testserver_dir;
if (!base::PathService::Get(base::DIR_SOURCE_ROOT, &testserver_dir)) {
LOG(ERROR) << "Failed to get DIR_SOURCE_ROOT";
return false;
}
testserver_dir = testserver_dir.Append(FILE_PATH_LITERAL("net"))
.Append(FILE_PATH_LITERAL("tools"))
.Append(FILE_PATH_LITERAL("testserver"));
*testserver_path = testserver_dir.Append(FILE_PATH_LITERAL("testserver.py"));
return true;
}
bool LocalTestServer::StartInBackground() {
DCHECK(!started());
base::ScopedAllowBlockingForTesting allow_blocking;
// Get path to Python server script.
base::FilePath testserver_path;
if (!GetTestServerPath(&testserver_path)) {
LOG(ERROR) << "Could not get test server path.";
return false;
}
absl::optional<std::vector<base::FilePath>> python_path = GetPythonPath();
if (!python_path) {
LOG(ERROR) << "Could not get Python path.";
return false;
}
if (!LaunchPython(testserver_path, *python_path)) {
LOG(ERROR) << "Could not launch Python with path " << testserver_path;
return false;
}
return true;
}
bool LocalTestServer::BlockUntilStarted() {
if (!WaitToStart()) {
Stop();
return false;
}
return SetupWhenServerStarted();
}
bool LocalTestServer::Stop() {
CleanUpWhenStoppingServer();
if (!process_.IsValid())
return true;
// First check if the process has already terminated.
bool ret = process_.WaitForExitWithTimeout(base::TimeDelta(), nullptr);
if (!ret) {
base::ScopedAllowBaseSyncPrimitivesForTesting allow_wait_process;
ret = process_.Terminate(1, true);
}
if (ret)
process_.Close();
else
VLOG(1) << "Kill failed?";
return ret;
}
bool LocalTestServer::Init(const base::FilePath& document_root) {
if (document_root.IsAbsolute())
return false;
// At this point, the port that the test server will listen on is unknown.
// The test server will listen on an ephemeral port, and write the port
// number out over a pipe that this TestServer object will read from. Once
// that is complete, the host port pair will contain the actual port.
DCHECK(!GetPort());
base::FilePath src_dir;
if (!base::PathService::Get(base::DIR_SOURCE_ROOT, &src_dir))
return false;
SetResourcePath(src_dir.Append(document_root),
src_dir.AppendASCII("net")
.AppendASCII("data")
.AppendASCII("ssl")
.AppendASCII("certificates"));
return true;
}
absl::optional<std::vector<base::FilePath>> LocalTestServer::GetPythonPath()
const {
base::FilePath third_party_dir;
if (!base::PathService::Get(base::DIR_SOURCE_ROOT, &third_party_dir)) {
LOG(ERROR) << "Failed to get DIR_SOURCE_ROOT";
return absl::nullopt;
}
third_party_dir = third_party_dir.AppendASCII("third_party");
std::vector<base::FilePath> ret = {
third_party_dir.AppendASCII("pywebsocket3").AppendASCII("src"),
};
return ret;
}
bool LocalTestServer::AddCommandLineArguments(
base::CommandLine* command_line) const {
absl::optional<base::Value::Dict> arguments_dict = GenerateArguments();
if (!arguments_dict)
return false;
// Serialize the argument dictionary into CommandLine.
for (auto it = arguments_dict->begin(); it != arguments_dict->end(); ++it) {
const base::Value& value = it->second;
const std::string& key = it->first;
// Add arguments from a list.
if (value.is_list()) {
if (value.GetListDeprecated().empty())
return false;
for (const auto& entry : value.GetListDeprecated()) {
if (!AppendArgumentFromJSONValue(key, entry, command_line))
return false;
}
} else if (!AppendArgumentFromJSONValue(key, value, command_line)) {
return false;
}
}
// Append the appropriate server type argument.
switch (type()) {
case TYPE_WS:
case TYPE_WSS:
command_line->AppendArg("--websocket");
break;
case TYPE_BASIC_AUTH_PROXY:
command_line->AppendArg("--basic-auth-proxy");
break;
case TYPE_PROXY:
command_line->AppendArg("--proxy");
break;
default:
NOTREACHED();
return false;
}
return true;
}
} // namespace net
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