mirror of
https://github.com/facebook/sapling.git
synced 2024-10-10 16:57:49 +03:00
23daa7f90f
Summary: Now that we don't ship Python 2 rpms, let's remove the build and test targets. Reviewed By: singhsrb, xavierd Differential Revision: D25313325 fbshipit-source-id: 876385ccb6cb7675fef8d93978b372a3085764b0
223 lines
6.2 KiB
C++
223 lines
6.2 KiB
C++
/*
|
|
* Copyright (c) Facebook, Inc. and its affiliates.
|
|
*
|
|
* This software may be used and distributed according to the terms of the
|
|
* GNU General Public License version 2.
|
|
*/
|
|
|
|
#ifndef _WIN32
|
|
|
|
#include "eden/fs/testharness/HgRepo.h"
|
|
|
|
#include <folly/Exception.h>
|
|
#include <folly/File.h>
|
|
#include <folly/FileUtil.h>
|
|
#include <folly/Portability.h>
|
|
#include <folly/String.h>
|
|
#include <folly/logging/xlog.h>
|
|
#include <sys/stat.h>
|
|
#include <unistd.h>
|
|
|
|
#include "eden/fs/model/Hash.h"
|
|
#include "eden/fs/utils/FileUtils.h"
|
|
|
|
using folly::StringPiece;
|
|
using std::string;
|
|
using std::vector;
|
|
|
|
namespace facebook {
|
|
namespace eden {
|
|
|
|
namespace {
|
|
AbsolutePath findHgBinary() {
|
|
auto hgPath = getenv("EDEN_HG_BINARY");
|
|
if (hgPath) {
|
|
return realpath(hgPath);
|
|
}
|
|
|
|
// Search through $PATH if $EDEN_HG_BINARY was not explicitly specified
|
|
auto pathPtr = getenv("PATH");
|
|
if (!pathPtr) {
|
|
throw std::runtime_error("unable to find hg command: no PATH");
|
|
}
|
|
StringPiece pathEnv{pathPtr};
|
|
vector<string> pathEnvParts;
|
|
folly::split(":", pathEnv, pathEnvParts);
|
|
|
|
for (const auto& dir : pathEnvParts) {
|
|
for (const auto& name : {"hg.real", "hg"}) {
|
|
auto exePath = folly::to<string>(dir, "/", name);
|
|
XLOG(DBG5) << "Checking for hg at " << exePath;
|
|
if (access(exePath.c_str(), X_OK) == 0) {
|
|
return realpath(exePath);
|
|
}
|
|
}
|
|
}
|
|
|
|
throw std::runtime_error("unable to find hg in PATH");
|
|
}
|
|
} // namespace
|
|
|
|
HgRepo::HgRepo(AbsolutePathPiece path) : path_{path} {
|
|
hgCmd_ = findHgBinary();
|
|
XLOG(DBG1) << "Using hg command: " << hgCmd_;
|
|
|
|
// Set up hgEnv_
|
|
std::vector<const char*> passthroughVars{
|
|
{"HG_REAL_BIN", "LLVM_PROFILE_FILE", "PATH"}};
|
|
hgEnv_.clear();
|
|
for (const char* varName : passthroughVars) {
|
|
auto value = getenv(varName);
|
|
if (value) {
|
|
hgEnv_.set(varName, value);
|
|
}
|
|
}
|
|
|
|
hgEnv_.set("HGPLAIN", "1");
|
|
hgEnv_.set("HGRCPATH", "");
|
|
hgEnv_.set("CHGDISABLE", "1");
|
|
hgEnv_.set("NOSCMLOG", "1");
|
|
hgEnv_.set("LOCALE", "en_US.UTF-8");
|
|
hgEnv_.set("LC_ALL", "en_US.UTF-8");
|
|
// Trick Mercurial into thinking it's in a test so it doesn't generate
|
|
// prod configs.
|
|
hgEnv_.set("TESTTMP", "");
|
|
}
|
|
|
|
string HgRepo::hg(vector<string> args) {
|
|
auto process = invokeHg(std::move(args));
|
|
const auto outputs{process.communicate()};
|
|
process.waitChecked();
|
|
return outputs.first;
|
|
}
|
|
|
|
SpawnedProcess HgRepo::invokeHg(vector<string> args) {
|
|
SpawnedProcess::Options opts;
|
|
opts.chdir(path_);
|
|
opts.pipeStdout();
|
|
return invokeHg(std::move(args), std::move(opts));
|
|
}
|
|
|
|
SpawnedProcess HgRepo::invokeHg(
|
|
vector<string> args,
|
|
SpawnedProcess::Options&& options) {
|
|
args.insert(args.begin(), "hg");
|
|
|
|
XLOG(DBG1) << "repo " << path_ << " running: " << folly::join(" ", args);
|
|
options.environment() = hgEnv_;
|
|
options.executablePath(hgCmd_);
|
|
return SpawnedProcess(args, std::move(options));
|
|
}
|
|
|
|
void HgRepo::hgInit(std::vector<std::string> extraArgs) {
|
|
XLOG(DBG1) << "creating new hg repository at " << path_;
|
|
|
|
// Invoke SpawnedProcess directly here rather than using our hg() helper
|
|
// function. The hg() function requires the repository directory to already
|
|
// exist.
|
|
std::vector<std::string> args = {"hg", "init", path_.value()};
|
|
args.insert(args.end(), extraArgs.begin(), extraArgs.end());
|
|
SpawnedProcess::Options opts;
|
|
opts.environment() = hgEnv_;
|
|
opts.executablePath(hgCmd_);
|
|
SpawnedProcess p(args, std::move(opts));
|
|
p.waitChecked();
|
|
}
|
|
|
|
void HgRepo::enableTreeManifest(AbsolutePathPiece cacheDirectory) {
|
|
appendToHgrc(
|
|
"[extensions]\n"
|
|
"remotefilelog =\n"
|
|
"remotenames =\n"
|
|
"treemanifest =\n"
|
|
"[treemanifest]\n"
|
|
"treeonly = true\n"
|
|
"[remotefilelog]\n"
|
|
"reponame = test\n"
|
|
"cachepath = " +
|
|
cacheDirectory.value().str() + "\n");
|
|
}
|
|
|
|
void HgRepo::cloneFrom(
|
|
StringPiece serverRepoUrl,
|
|
std::vector<std::string> extraArgs) {
|
|
XLOG(DBG1) << "cloning new hg repository at " << path_ << " from "
|
|
<< serverRepoUrl;
|
|
|
|
std::vector<std::string> args = {"hg", "clone"};
|
|
args.insert(args.end(), extraArgs.begin(), extraArgs.end());
|
|
args.push_back(serverRepoUrl.str());
|
|
args.push_back(path_.value());
|
|
XLOG(DBG1) << "running: " << folly::join(" ", args);
|
|
|
|
SpawnedProcess::Options opts;
|
|
opts.executablePath(hgCmd_);
|
|
opts.environment() = hgEnv_;
|
|
SpawnedProcess p(args, std::move(opts));
|
|
p.waitChecked();
|
|
}
|
|
|
|
void HgRepo::appendToHgrc(folly::StringPiece data) {
|
|
auto hgrcPath = path_ + ".hg"_pc + "hgrc"_pc;
|
|
folly::File hgrc{hgrcPath.stringPiece(), O_WRONLY | O_APPEND | O_CREAT};
|
|
if (folly::writeFull(hgrc.fd(), data.data(), data.size()) < 0) {
|
|
folly::throwSystemError("error writing to ", hgrcPath);
|
|
}
|
|
}
|
|
|
|
void HgRepo::appendToHgrc(const std::vector<std::string>& lines) {
|
|
appendToHgrc(folly::join("\n", lines) + "\n");
|
|
}
|
|
|
|
Hash HgRepo::commit(StringPiece message) {
|
|
hg("commit",
|
|
"-u",
|
|
"Test User <user@example.com>",
|
|
"-d",
|
|
"2017-01-01 13:00:00",
|
|
"-m",
|
|
message.str());
|
|
auto output = hg("log", "-r.", "-T{node}\\n");
|
|
return Hash{folly::rtrimWhitespace(output)};
|
|
}
|
|
|
|
Hash HgRepo::getManifestForCommit(Hash commit) {
|
|
auto output = hg("log", "-r", commit.toString(), "-T{manifest}\\n");
|
|
return Hash{folly::rtrimWhitespace(output)};
|
|
}
|
|
|
|
void HgRepo::mkdir(RelativePathPiece path, mode_t permissions) {
|
|
auto fullPath = path_ + path;
|
|
auto rc = ::mkdir(fullPath.value().c_str(), permissions);
|
|
folly::checkUnixError(rc, "mkdir ", fullPath);
|
|
}
|
|
|
|
void HgRepo::writeFile(
|
|
RelativePathPiece path,
|
|
StringPiece contents,
|
|
mode_t permissions) {
|
|
// TODO(xavierd): remove permissions from the callers.
|
|
(void)permissions;
|
|
auto fullPath = path_ + path;
|
|
writeFileAtomic(fullPath, contents).value();
|
|
}
|
|
|
|
void HgRepo::symlink(StringPiece contents, RelativePathPiece path) {
|
|
auto fullPath = path_ + path;
|
|
auto rc = ::symlink(contents.str().c_str(), fullPath.value().c_str());
|
|
checkUnixError(rc, "error creating symlink at ", path);
|
|
}
|
|
|
|
bool testEnvironmentSupportsHg() {
|
|
// In opt builds, we don't want to optimize away references to HgImporter.cpp,
|
|
// since it defines the hgPath gflag. Mask the kIsSanitizeThread constant from
|
|
// the optimizer.
|
|
static volatile bool kIsSanitizeThread = folly::kIsSanitizeThread;
|
|
return !kIsSanitizeThread;
|
|
}
|
|
|
|
} // namespace eden
|
|
} // namespace facebook
|
|
|
|
#endif
|