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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "dockerapi.h"
#include "dockertr.h"
#include <coreplugin/progressmanager/progressmanager.h>
#include <utils/async.h>
#include <utils/qtcassert.h>
#include <utils/qtcprocess.h>
#include <QLoggingCategory>
#include <thread>
Q_LOGGING_CATEGORY(dockerApiLog, "qtc.docker.api", QtWarningMsg);
using namespace Utils;
namespace Docker::Internal {
DockerApi *s_instance{nullptr};
DockerApi::DockerApi(DockerSettings *settings)
: m_settings(settings)
{
s_instance = this;
}
DockerApi *DockerApi::instance()
{
return s_instance;
}
bool DockerApi::canConnect()
{
QtcProcess process;
FilePath dockerExe = dockerClient();
if (dockerExe.isEmpty() || !dockerExe.isExecutableFile())
return false;
bool result = false;
process.setCommand(CommandLine(dockerExe, QStringList{"info"}));
connect(&process, &QtcProcess::done, [&process, &result] {
qCInfo(dockerApiLog) << "'docker info' result:\n" << qPrintable(process.allOutput());
if (process.result() == ProcessResult::FinishedWithSuccess)
result = true;
});
process.start();
process.waitForFinished();
return result;
}
void DockerApi::checkCanConnect(bool async)
{
if (async) {
std::unique_lock lk(m_daemonCheckGuard, std::try_to_lock);
if (!lk.owns_lock())
return;
m_dockerDaemonAvailable = std::nullopt;
emit dockerDaemonAvailableChanged();
auto future = Utils::asyncRun([lk = std::move(lk), this] {
m_dockerDaemonAvailable = canConnect();
emit dockerDaemonAvailableChanged();
});
Core::ProgressManager::addTask(future, Tr::tr("Checking docker daemon"), "DockerPlugin");
return;
}
std::unique_lock lk(m_daemonCheckGuard);
bool isAvailable = canConnect();
if (!m_dockerDaemonAvailable.has_value() || isAvailable != m_dockerDaemonAvailable) {
m_dockerDaemonAvailable = isAvailable;
emit dockerDaemonAvailableChanged();
}
}
void DockerApi::recheckDockerDaemon()
{
QTC_ASSERT(s_instance, return );
s_instance->checkCanConnect();
}
std::optional<bool> DockerApi::dockerDaemonAvailable(bool async)
{
if (!m_dockerDaemonAvailable.has_value())
checkCanConnect(async);
return m_dockerDaemonAvailable;
}
std::optional<bool> DockerApi::isDockerDaemonAvailable(bool async)
{
QTC_ASSERT(s_instance, return std::nullopt);
return s_instance->dockerDaemonAvailable(async);
}
FilePath DockerApi::dockerClient()
{
return FilePath::fromString(m_settings->dockerBinaryPath.value());
}
} // Docker::Internal
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