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// Copyright (c) 2011 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/python_utils.h"
#include <memory>
#include "base/base_paths.h"
#include "base/command_line.h"
#include "base/environment.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "base/process/launch.h"
#include "build/build_config.h"
#if defined(OS_APPLE)
#include "base/mac/foundation_util.h"
#endif
namespace {
const base::FilePath::CharType kPythonPathEnv[] =
FILE_PATH_LITERAL("PYTHONPATH");
const base::FilePath::CharType kVPythonClearPathEnv[] =
FILE_PATH_LITERAL("VPYTHON_CLEAR_PYTHONPATH");
} // namespace
void SetPythonPathInEnvironment(const std::vector<base::FilePath>& python_path,
base::EnvironmentMap* map) {
base::NativeEnvironmentString path_str;
for (const auto& path : python_path) {
if (!path_str.empty()) {
#if defined(OS_WIN)
path_str.push_back(';');
#else
path_str.push_back(':');
#endif
}
path_str += path.value();
}
(*map)[kPythonPathEnv] = path_str;
// vpython has instructions on BuildBot (not swarming or LUCI) to clear
// PYTHONPATH on invocation. Since we are clearing and manipulating it
// ourselves, we don't want vpython to throw out our hard work.
(*map)[kVPythonClearPathEnv] = base::NativeEnvironmentString();
}
bool GetPyProtoPath(base::FilePath* dir) {
// Locate the Python code generated by the protocol buffers compiler.
base::FilePath generated_code_dir;
if (!base::PathService::Get(base::DIR_EXE, &generated_code_dir)) {
LOG(ERROR) << "Can't find " << generated_code_dir.value();
return false;
}
#if defined(OS_APPLE)
if (base::mac::AmIBundled())
generated_code_dir = generated_code_dir.DirName().DirName().DirName();
#endif
const base::FilePath kPyProto(FILE_PATH_LITERAL("pyproto"));
if (base::DirectoryExists(generated_code_dir.Append(kPyProto))) {
*dir = generated_code_dir.Append(kPyProto);
return true;
}
return false;
}
bool GetPythonCommand(base::CommandLine* python_cmd) {
DCHECK(python_cmd);
// Use vpython to pick up src.git's vpython VirtualEnv spec.
#if defined(OS_WIN)
python_cmd->SetProgram(base::FilePath(FILE_PATH_LITERAL("vpython.bat")));
#else
python_cmd->SetProgram(base::FilePath(FILE_PATH_LITERAL("vpython")));
#endif
// Launch python in unbuffered mode, so that python output doesn't mix with
// gtest output in buildbot log files. See http://crbug.com/147368.
python_cmd->AppendArg("-u");
return true;
}
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