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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file LICENSE.rst or https://cmake.org/licensing for details. */
#include "cmInstallScriptHandler.h"
#include <algorithm>
#include <cstddef>
#include <memory>
#include <string>
#include <utility>
#include <vector>
#include <cm/memory>
#include <cm3p/json/reader.h>
#include <cm3p/json/value.h>
#include <cm3p/uv.h>
#include "cmsys/FStream.hxx"
#include "cmsys/RegularExpression.hxx"
#include "cmCryptoHash.h"
#include "cmGeneratedFileStream.h"
#include "cmInstrumentation.h"
#include "cmJSONState.h"
#include "cmProcessOutput.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
#include "cmUVHandlePtr.h"
#include "cmUVProcessChain.h"
#include "cmUVStream.h"
using InstallScript = cmInstallScriptHandler::InstallScript;
cmInstallScriptHandler::cmInstallScriptHandler(std::string _binaryDir,
std::string _component,
std::string _config,
std::vector<std::string>& args)
: binaryDir(std::move(_binaryDir))
, component(std::move(_component))
{
std::string const& file =
cmStrCat(this->binaryDir, "/CMakeFiles/InstallScripts.json");
this->parallel = false;
auto addScript = [this, &args](std::string script,
std::string config) -> void {
this->commands.push_back(args);
if (!config.empty()) {
this->commands.back().insert(
this->commands.back().end() - 1,
cmStrCat("-DCMAKE_INSTALL_CONFIG_NAME=", config));
}
this->commands.back().emplace_back(script);
this->directories.push_back(cmSystemTools::GetFilenamePath(script));
};
int compare = 1;
if (cmSystemTools::FileExists(file)) {
cmSystemTools::FileTimeCompare(
cmStrCat(this->binaryDir, "/CMakeFiles/cmake.check_cache"), file,
&compare);
}
if (compare < 1) {
Json::CharReaderBuilder rbuilder;
auto JsonReader =
std::unique_ptr<Json::CharReader>(rbuilder.newCharReader());
std::vector<char> content;
Json::Value value;
cmJSONState state(file, &value);
this->parallel = value["Parallel"].asBool();
if (this->parallel) {
args.insert(args.end() - 1, "-DCMAKE_INSTALL_LOCAL_ONLY=1");
}
if (_config.empty() && value.isMember("Configs")) {
for (auto const& config : value["Configs"]) {
this->configs.push_back(config.asCString());
}
} else {
this->configs.push_back(_config);
}
for (auto const& script : value["InstallScripts"]) {
for (auto const& config : configs) {
addScript(script.asCString(), config);
}
if (!this->parallel) {
break;
}
}
} else {
addScript(cmStrCat(this->binaryDir, "/cmake_install.cmake"), _config);
}
}
bool cmInstallScriptHandler::IsParallel()
{
return this->parallel;
}
std::vector<std::vector<std::string>> cmInstallScriptHandler::GetCommands()
const
{
return this->commands;
}
int cmInstallScriptHandler::Install(unsigned int j,
cmInstrumentation& instrumentation)
{
cm::uv_loop_ptr loop;
loop.init();
std::vector<InstallScript> scripts;
scripts.reserve(this->commands.size());
std::vector<std::string> instrument_arg;
if (instrumentation.HasQuery()) {
instrument_arg = { cmSystemTools::GetCTestCommand(),
"--instrument",
"--command-type",
"install",
"--build-dir",
this->binaryDir,
"--" };
}
for (auto& cmd : this->commands) {
cmd.insert(cmd.begin(), instrument_arg.begin(), instrument_arg.end());
scripts.emplace_back(cmd);
}
std::size_t working = 0;
std::size_t installed = 0;
std::size_t i = 0;
std::function<void()> queueScripts;
queueScripts = [&scripts, &working, &installed, &i, &loop, j,
&queueScripts]() {
for (auto queue = std::min(j - working, scripts.size() - i); queue > 0;
--queue) {
++working;
scripts[i].start(loop,
[&scripts, &working, &installed, i, &queueScripts]() {
scripts[i].printResult(++installed, scripts.size());
--working;
queueScripts();
});
++i;
}
};
queueScripts();
uv_run(loop, UV_RUN_DEFAULT);
// Write install manifest
std::string install_manifest;
if (this->component.empty()) {
install_manifest = "install_manifest.txt";
} else {
cmsys::RegularExpression regEntry;
if (regEntry.compile("^[a-zA-Z0-9_.+-]+$") &&
regEntry.find(this->component)) {
install_manifest =
cmStrCat("install_manifest_", this->component, ".txt");
} else {
cmCryptoHash md5(cmCryptoHash::AlgoMD5);
md5.Initialize();
install_manifest =
cmStrCat("install_manifest_", md5.HashString(this->component), ".txt");
}
}
cmGeneratedFileStream fout(cmStrCat(this->binaryDir, '/', install_manifest));
fout.SetCopyIfDifferent(true);
for (auto const& dir : this->directories) {
auto local_manifest = cmStrCat(dir, "/install_local_manifest.txt");
if (cmSystemTools::FileExists(local_manifest)) {
cmsys::ifstream fin(local_manifest.c_str());
std::string line;
while (std::getline(fin, line)) {
fout << line << "\n";
}
}
}
return 0;
}
InstallScript::InstallScript(std::vector<std::string> const& cmd)
{
this->name = cmSystemTools::RelativePath(
cmSystemTools::GetLogicalWorkingDirectory(), cmd.back());
this->command = cmd;
}
void InstallScript::start(cm::uv_loop_ptr& loop,
std::function<void()> callback)
{
cmUVProcessChainBuilder builder;
builder.AddCommand(this->command)
.SetExternalLoop(*loop)
.SetMergedBuiltinStreams();
this->chain = cm::make_unique<cmUVProcessChain>(builder.Start());
this->pipe.init(this->chain->GetLoop(), 0);
uv_pipe_open(this->pipe, this->chain->OutputStream());
this->streamHandler = cmUVStreamRead(
this->pipe,
[this](std::vector<char> data) {
std::string strdata;
cmProcessOutput(cmProcessOutput::Auto)
.DecodeText(data.data(), data.size(), strdata);
this->output.push_back(strdata);
},
std::move(callback));
}
void InstallScript::printResult(std::size_t n, std::size_t total)
{
cmSystemTools::Stdout(cmStrCat('[', n, '/', total, "] ", this->name, '\n'));
for (auto const& line : this->output) {
cmSystemTools::Stdout(line);
}
}
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