static void handler(int signum) {
if (signum == SIGINT)
{fprintf(stdout, "\n%d processes ended.\n", killProcesses(first_process, signum));}
else if (signum == SIGTSTP)
{fprintf(stdout, "\n%d processes stopped.\n", killProcesses(first_process, signum));}
}
int main(int argc, const char * argv[]) {
/* Register program to handle SIGINT and SIGTERM signals. */
registerSignalToHandle(SIGINT);
registerSignalToHandle(SIGTERM);
/* Prompt the user for input. */
printf(PROMPT_TEXT);
/* Read and execute commands until the exit command terminates the program, or an error occured. */
while (1) {
/* Read and execute commands. */
readAndExecute();
/* See if any background processes have changed status. */
waitProcesses("Background");
/* Prompt the user for input. */
printf(PROMPT_TEXT);
}
/* Kill all child processes before exiting. */
killProcesses();
/* Terminate process normally. */
return EXIT_VALUE_SUCCESS;
}
/* Allocate resources in request for process i, only if it
results in a safe state and return 1, else return 0 */
int resource_request(int i, int *request)
{
pthread_mutex_lock(&state_mutex);
if(islarger(request, s->need[i], n)) {
printf("¡¡¡ERROR!!!\n");
printf("Process %i's request is greather than its need.\n", i);
killProcesses();
}
subArr(s->available, request, n);
addArr(s->allocation[i], request, n);
subArr(s->need[i], request, n);
if (safe_state(s)) {
pthread_mutex_unlock(&state_mutex);
return 1;
} else {
addArr(s->available, request, n);
subArr(s->allocation[i], request, n);
addArr(s->need[i], request, n);
pthread_mutex_unlock(&state_mutex);
return 0;
}
}
SyncConnector::~SyncConnector()
{
if (mpAppSettings->value("ShutdownOnExit").toBool())
{
shutdownSyncthingProcess();
}
mpConnectionHealthTimer->stop();
killProcesses();
}
//Recursive function to kill process
int killProcesses(process *curr, int signal) {
int count = 0;
if(curr->next != NULL) {
if ( (curr->next->completed == 'N') && (curr->next->stopped =='N') && (curr->next->background == 'N')) {
kill(curr->next->pid, signal);
curr->next->stopped = 'Y';
count++;
}
return count + killProcesses(curr->next, signal);
}
return 0;
}
void SyncConnector::pauseSyncthing(bool paused)
{
mSyncthingPaused = paused;
if (paused)
{
shutdownSyncthingProcess();
killProcesses();
}
else
{
spawnSyncthingProcess(mSyncthingFilePath, true);
checkAndSpawnINotifyProcess(false);
setURL(mCurrentUrl, mCurrentUrl.userName(),
mCurrentUrl.password());
}
}
/* Release the resources in request for process i */
void resource_release(int i, int *request)
{
pthread_mutex_lock(&state_mutex);
if(islarger(request, s->allocation[i], n)) {
printf("¡¡¡ERROR!!!\n");
printf("Process %i tries to release more resources than it has allocated.\n", i);
killProcesses();
}
addArr(s->available, request, n);
subArr(s->allocation[i], request, n);
addArr(s->need[i], request, n);
pthread_mutex_unlock(&state_mutex);
}
CAdministrationWindow::CAdministrationWindow(QWidget* parent, CMySQLServer *m)
: CMyWindow(parent, "CAdministrationWindow")
{
(void)statusBar();
blocked = false;
myApp()->incCritical();
setCaption("[" + m->connectionName() + "] " + trUtf8("Administration Panel"));
setIcon(getPixmapIcon("applicationIcon"));
enableMessageWindow(true);
if (!m->oneConnection())
{
m_mysql = new CMySQLServer(m->connectionName(), messagePanel());
m_mysql->connect();
delete_mysql = true;
}
else
{
m_mysql = m; //POSIBLE BUG ... need to make m_mysql redirect messages & errors to this->messagePanel() also. Currently they are in consoleWindow()
//probably need to disable the timer !
delete_mysql = false;
}
setCentralWidget( new QWidget( this, "qt_central_widget"));
CAdministrationWindowLayout = new QGridLayout( centralWidget(), 1, 1, 4, 2, "CAdministrationWindowLayout");
tabWidget = new QTabWidget( centralWidget(), "tabWidget");
processList = new CProcessListTable(tabWidget, m_mysql);
tabWidget->insertTab(processList, getPixmapIcon("showProcessListIcon"), tr("Process List"), SHOW_PROCESSLIST);
status = new CServerStatusTable(tabWidget, m_mysql);
tabWidget->insertTab(status, getPixmapIcon("showStatusIcon"), tr("Status"), SHOW_STATUS);
variables = new CShowServerVariables(tabWidget, m_mysql);
tabWidget->insertTab(variables, getPixmapIcon("showVariablesIcon"), tr("Variables"), SHOW_VARIABLES);
save_menu = new QPopupMenu(this);
connect(save_menu, SIGNAL(activated(int)), this, SLOT(save(int)));
save_menu->insertItem(getPixmapIcon("showProcessListIcon"), tr("&Process List"), MENU_SAVE_PROCESSLIST);
save_menu->insertItem(getPixmapIcon("showStatusIcon"), tr("&Status"), MENU_SAVE_STATUS);
save_menu->insertItem(getPixmapIcon("showVariablesIcon"), tr("&Variables"), MENU_SAVE_VARIABLES);
save_menu->insertItem(tr("&InnoDB Status"), MENU_SAVE_INNODB_STATUS);
has_innodb = CInnoDBStatus::hasInnoDB(m_mysql);
if (has_innodb)
{
innoDBStatus = new CInnoDBStatus(tabWidget, m_mysql);
tabWidget->insertTab(innoDBStatus, tr("InnoDB Status"), SHOW_INNODB_STATUS);
}
else
save_menu->setItemEnabled(MENU_SAVE_INNODB_STATUS, false);
CAdministrationWindowLayout->addWidget( tabWidget, 0, 0 );
viewShowMessagesAction = new CAction (tr("Show Messages"), tr("Show &Messages"), Qt::CTRL + Qt::Key_M,
this, "fileShowMessagesAction", true);
viewShowMessagesAction->setParentMenuText(tr("View"));
connect(viewShowMessagesAction, SIGNAL(toggled(bool)), this, SLOT(showMessages(bool)));
CAction * fileCloseAction = new CAction (tr("Close"), getPixmapIcon("closeIcon"),
tr("&Close"), 0, this, "fileCloseAction");
fileCloseAction->setParentMenuText(tr("File"));
connect(fileCloseAction, SIGNAL(activated()), this, SLOT(close()));
fileRefreshAction = new CAction (tr("Refresh"), getPixmapIcon("refreshIcon"),
tr("&Refresh"), Qt::Key_F5, this, "fileRefreshAction");
fileRefreshAction->setParentMenuText(tr("File"));
connect(fileRefreshAction, SIGNAL(activated()), this, SLOT(refresh()));
actionKillProcessAction = new CAction (tr("Kill Process"), getPixmapIcon("killProcessIcon"),
tr("&Kill Process"), Qt::CTRL + Qt::Key_K, this, "actionKillProcessAction");
actionKillProcessAction->setParentMenuText(tr("Action"));
connect(actionKillProcessAction, SIGNAL(activated()), this, SLOT(killProcesses()));
CAction * actionPingAction = new CAction (tr("Ping"), getPixmapIcon("pingIcon"),
tr("&Ping"), Qt::CTRL + Qt::Key_P, this, "actionPingAction");
actionPingAction->setParentMenuText(tr("Action"));
connect(actionPingAction, SIGNAL(activated()), this, SLOT(ping()));
CAction * actionShutdownAction = new CAction (tr("Shutdown"), getPixmapIcon("serverShutdownIcon"),
tr("&Shutdown"), 0, this, "actionShutdownAction");
actionShutdownAction->setParentMenuText(tr("Action"));
connect(actionShutdownAction, SIGNAL(activated()), this, SLOT(shutdown()));
fileTimerAction = new CAction (tr("Start Refresh Timer"), getPixmapIcon("timerIcon"),
tr("Start Refresh &Timer"), Qt::CTRL + Qt::Key_T, this, "fileTimerAction", true);
fileTimerAction->setParentMenuText(tr("File"));
connect(fileTimerAction, SIGNAL(toggled(bool)), this, SLOT(fileTimerActionToggled(bool)));
QPopupMenu *fileMenu = new QPopupMenu(this);
QPopupMenu *actionMenu = new QPopupMenu(this);
QPopupMenu *viewMenu = new QPopupMenu(this);
connect(viewMenu, SIGNAL(aboutToShow()), this, SLOT(viewMenuAboutToShow()));
fileMenu->insertItem(getPixmapIcon("saveIcon"), tr("Save"), save_menu);
fileMenu->insertSeparator();
fileRefreshAction->addTo(fileMenu);
fileMenu->insertSeparator();
fileTimerAction->addTo(fileMenu);
fileMenu->insertSeparator();
fileCloseAction->addTo(fileMenu);
menuBar()->insertItem(tr("&File"), fileMenu);
viewShowMessagesAction->addTo(viewMenu);
menuBar()->insertItem(tr("&View"), viewMenu);
actionKillProcessAction->addTo(actionMenu);
flush_menu = flushMenu(m_mysql->mysql());
connect(flush_menu, SIGNAL(activated(int)), this, SLOT(flush(int)));
actionMenu->insertItem(getPixmapIcon("flushIcon"),tr("Flush"), flush_menu);
actionPingAction->addTo(actionMenu);
actionMenu->insertSeparator();
actionShutdownAction->addTo(actionMenu);
menuBar()->insertItem(tr("&Action"), actionMenu);
new CHotKeyEditorMenu(this, menuBar(), "HotKeyEditor");
QToolBar * actionToolBar = new QToolBar(tr("Action Bar"), this, Top);
QToolButton * saveTypeButton = new QToolButton(actionToolBar);
saveTypeButton->setPopup(save_menu);
saveTypeButton->setPixmap(getPixmapIcon("saveIcon"));
saveTypeButton->setTextLabel(tr("Save"), true);
saveTypeButton->setPopupDelay(0);
actionToolBar->addSeparator();
actionKillProcessAction->addTo(actionToolBar);
QToolButton * flushTypeButton = new QToolButton(actionToolBar);
flushTypeButton->setPopup(flush_menu);
flushTypeButton->setPixmap(getPixmapIcon("flushIcon"));
flushTypeButton->setTextLabel(tr("Flush"), true);
flushTypeButton->setPopupDelay(0);
actionPingAction->addTo(actionToolBar);
actionToolBar->addSeparator();
actionShutdownAction->addTo(actionToolBar);
QToolBar * refreshToolBar = new QToolBar(tr("Refresh Bar"), this, Top );
fileRefreshAction->addTo(refreshToolBar);
refreshToolBar->addSeparator();
QLabel * delayLabel = new QLabel(refreshToolBar, "delayLabel" );
delayLabel->setMinimumSize(QSize(65, 0));
delayLabel->setText(tr("Refresh Rate (sec)"));
delay = new QSpinBox(refreshToolBar, "delayBox");
delay->setMinimumSize(QSize( 50, 0));
delay->setMaxValue(7200);
delay->setMinValue(1);
CConfig *cfg = new CConfig();
delay->setValue(cfg->readNumberEntry("Refresh Rate", 30));
status->setTraditionalMode(strtobool(cfg->readStringEntry("Status Traditional Mode", "true")));
delete cfg;
status->refresh();
fileTimerAction->addTo(refreshToolBar);
refreshTimer = new QTimer(this);
connect(refreshTimer, SIGNAL(timeout()), this, SLOT(refresh()));
connect(tabWidget, SIGNAL(currentChanged (QWidget *)), this, SLOT(tabChanged(QWidget *)));
myResize(600, 400);
}
