254 lines
10 KiB
C++
254 lines
10 KiB
C++
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* *
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* This file is part of guh. *
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* *
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* Guh is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, version 2 of the License. *
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* *
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* Guh is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with guh. If not, see <http://www.gnu.org/licenses/>. *
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* *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#include "deviceplugincommandlauncher.h"
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#include "plugin/device.h"
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#include "devicemanager.h"
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#include <QDebug>
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DeviceClassId applicationDeviceClassId = DeviceClassId("0f39fe9e-51ea-4230-9646-2482c6234791");
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DeviceClassId scriptDeviceClassId = DeviceClassId("96044325-a6fb-47c9-9117-f29c3b327978");
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StateTypeId runningStateTypeId = StateTypeId("28d7e933-ff05-4f4c-95a0-482689543de5");
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ActionTypeId executeActionTypeId = ActionTypeId("cf52b41d-3108-423c-8907-ca5b4d97cac5");
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ActionTypeId killActionTypeId = ActionTypeId("d21b1fed-1dd9-4c5a-a64e-0c6ba94059be");
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DevicePluginCommandLauncher::DevicePluginCommandLauncher()
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{
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}
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DeviceManager::DeviceSetupStatus DevicePluginCommandLauncher::setupDevice(Device *device)
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{
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// Application
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if(device->deviceClassId() == applicationDeviceClassId){
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device->setName("Application launcher (" + device->paramValue("name").toString() + ")");
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return DeviceManager::DeviceSetupStatusSuccess;
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}
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// Script
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if(device->deviceClassId() == scriptDeviceClassId){
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QStringList scriptArguments = device->paramValue("script").toString().split(QRegExp("[ \r\n][ \r\n]*"));
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// check if script exists and if it is executable
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QFileInfo fileInfo(scriptArguments.first());
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if (!fileInfo.exists()) {
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qWarning() << "ERROR: script " << scriptArguments.first() << "does not exist.";
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return DeviceManager::DeviceSetupStatusFailure;
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}
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if (!fileInfo.isExecutable()) {
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qWarning() << "ERROR: script " << scriptArguments.first() << "is not executable. Please check the permissions.";
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return DeviceManager::DeviceSetupStatusFailure;
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}
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if (!fileInfo.isReadable()) {
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qWarning() << "ERROR: script " << scriptArguments.first() << "is not readable. Please check the permissions.";
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return DeviceManager::DeviceSetupStatusFailure;
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}
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device->setName("Bashscript launcher (" + device->paramValue("name").toString() + ")");
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return DeviceManager::DeviceSetupStatusSuccess;
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}
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return DeviceManager::DeviceSetupStatusFailure;
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}
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DeviceManager::HardwareResources DevicePluginCommandLauncher::requiredHardware() const
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{
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return DeviceManager::HardwareResourceNone;
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}
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DeviceManager::DeviceError DevicePluginCommandLauncher::executeAction(Device *device, const Action &action)
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{
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// Application
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if (device->deviceClassId() == applicationDeviceClassId ) {
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// execute application...
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if (action.actionTypeId() == executeActionTypeId) {
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// check if we allready have started the application
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if (m_applications.values().contains(device)) {
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if (m_applications.key(device)->state() == QProcess::Running) {
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return DeviceManager::DeviceErrorDeviceInUse;
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}
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}
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QProcess *process = new QProcess(this);
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connect(process, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(applicationFinished(int,QProcess::ExitStatus)));
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connect(process, &QProcess::stateChanged, this, &DevicePluginCommandLauncher::applicationStateChanged);
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m_applications.insert(process, device);
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m_startingApplications.insert(process, action.id());
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process->start("/bin/bash", QStringList() << "-c" << device->paramValue("command").toString());
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return DeviceManager::DeviceErrorAsync;
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}
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// kill application...
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if (action.actionTypeId() == killActionTypeId) {
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// check if the application is running...
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if (!m_applications.values().contains(device)) {
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return DeviceManager::DeviceErrorNoError;
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}
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QProcess *process = m_applications.key(device);
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m_killingApplications.insert(process,action.id());
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process->kill();
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return DeviceManager::DeviceErrorAsync;
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}
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return DeviceManager::DeviceErrorActionTypeNotFound;
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}
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// Script
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if (device->deviceClassId() == scriptDeviceClassId ) {
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// execute script...
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if (action.actionTypeId() == executeActionTypeId) {
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// check if we allready have started the script
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if (m_scripts.values().contains(device)) {
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if (m_scripts.key(device)->state() == QProcess::Running) {
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return DeviceManager::DeviceErrorDeviceInUse;
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}
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}
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QProcess *process = new QProcess(this);
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connect(process, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(scriptFinished(int,QProcess::ExitStatus)));
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connect(process, &QProcess::stateChanged, this, &DevicePluginCommandLauncher::scriptStateChanged);
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m_scripts.insert(process, device);
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m_startingScripts.insert(process, action.id());
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process->start("/bin/bash", QStringList() << device->paramValue("script").toString());
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return DeviceManager::DeviceErrorAsync;
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}
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// kill script...
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if (action.actionTypeId() == killActionTypeId) {
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// check if the script is running...
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if (!m_scripts.values().contains(device)) {
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return DeviceManager::DeviceErrorNoError;
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}
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QProcess *process = m_scripts.key(device);
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m_killingScripts.insert(process,action.id());
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process->kill();
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return DeviceManager::DeviceErrorAsync;
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}
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return DeviceManager::DeviceErrorActionTypeNotFound;
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}
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return DeviceManager::DeviceErrorDeviceClassNotFound;
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}
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void DevicePluginCommandLauncher::deviceRemoved(Device *device)
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{
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if (m_applications.values().contains(device)) {
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QProcess * process = m_applications.key(device);
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if (process->state() != QProcess::NotRunning) {
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process->kill();
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}
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m_applications.remove(process);
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if (m_startingApplications.contains(process)) {
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m_startingApplications.remove(process);
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}
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if (m_killingApplications.contains(process)) {
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m_killingApplications.remove(process);
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}
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process->deleteLater();
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}
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if (m_scripts.values().contains(device)) {
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QProcess * process = m_scripts.key(device);
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if (process->state() != QProcess::NotRunning) {
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process->kill();
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}
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m_scripts.remove(process);
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if (m_startingScripts.contains(process)) {
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m_startingScripts.remove(process);
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}
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if (m_killingScripts.contains(process)) {
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m_killingScripts.remove(process);
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}
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process->deleteLater();
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}
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}
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void DevicePluginCommandLauncher::scriptStateChanged(QProcess::ProcessState state)
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{
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QProcess *process = static_cast<QProcess*>(sender());
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Device *device = m_scripts.value(process);
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switch (state) {
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case QProcess::Running:
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device->setStateValue(runningStateTypeId, true);
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emit actionExecutionFinished(m_startingScripts.value(process), DeviceManager::DeviceErrorNoError);
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m_startingScripts.remove(process);
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break;
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case QProcess::NotRunning:
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device->setStateValue(runningStateTypeId, false);
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if (m_killingScripts.contains(process)) {
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emit actionExecutionFinished(m_killingScripts.value(process), DeviceManager::DeviceErrorNoError);
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m_killingScripts.remove(process);
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}
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break;
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default:
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break;
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}
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}
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void DevicePluginCommandLauncher::scriptFinished(int exitCode, QProcess::ExitStatus exitStatus)
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{
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Q_UNUSED(exitCode);
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Q_UNUSED(exitStatus);
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QProcess *process = static_cast<QProcess*>(sender());
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Device *device = m_scripts.value(process);
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device->setStateValue(runningStateTypeId, false);
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m_scripts.remove(process);
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process->deleteLater();
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}
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void DevicePluginCommandLauncher::applicationStateChanged(QProcess::ProcessState state)
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{
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QProcess *process = static_cast<QProcess*>(sender());
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Device *device = m_applications.value(process);
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switch (state) {
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case QProcess::Running:
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device->setStateValue(runningStateTypeId, true);
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emit actionExecutionFinished(m_startingApplications.value(process), DeviceManager::DeviceErrorNoError);
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m_startingApplications.remove(process);
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break;
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case QProcess::NotRunning:
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device->setStateValue(runningStateTypeId, false);
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if (m_killingApplications.contains(process)) {
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emit actionExecutionFinished(m_killingApplications.value(process), DeviceManager::DeviceErrorNoError);
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m_killingApplications.remove(process);
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}
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break;
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default:
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break;
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}
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}
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void DevicePluginCommandLauncher::applicationFinished(int exitCode, QProcess::ExitStatus exitStatus)
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{
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Q_UNUSED(exitCode);
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Q_UNUSED(exitStatus);
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QProcess *process = static_cast<QProcess*>(sender());
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Device *device = m_applications.value(process);
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device->setStateValue(runningStateTypeId, false);
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m_applications.remove(process);
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process->deleteLater();
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}
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