public function render()
{
$rows = array();
if (!$this->user) {
throw new Exception("Call setUser() before rendering!");
}
foreach ($this->daemonLogs as $log) {
$epoch = $log->getDateCreated();
if ($log->getHost() == php_uname('n')) {
$pid = $log->getPID();
$is_running = PhabricatorDaemonReference::isProcessRunning($pid);
if ($is_running) {
$running = phutil_render_tag('span', array('style' => 'color: #00cc00', 'title' => 'Running'), '•');
} else {
$running = phutil_render_tag('span', array('style' => 'color: #cc0000', 'title' => 'Not running'), '•');
}
} else {
$running = phutil_render_tag('span', array('style' => 'color: #888888', 'title' => 'Not on this host'), '?');
}
$rows[] = array($running, phutil_escape_html($log->getDaemon()), phutil_escape_html($log->getHost()), $log->getPID(), phabricator_date($epoch, $this->user), phabricator_time($epoch, $this->user), phutil_render_tag('a', array('href' => '/daemon/log/' . $log->getID() . '/', 'class' => 'button small grey'), 'View Log'));
}
$daemon_table = new AphrontTableView($rows);
$daemon_table->setHeaders(array('', 'Daemon', 'Host', 'PID', 'Date', 'Time', 'View'));
$daemon_table->setColumnClasses(array('', 'wide wrap', '', '', '', 'right', 'action'));
return $daemon_table->render();
}
public function render()
{
$rows = array();
if (!$this->user) {
throw new Exception("Call setUser() before rendering!");
}
foreach ($this->daemonLogs as $log) {
$epoch = $log->getDateCreated();
$status = $log->getStatus();
if ($log->getHost() == php_uname('n') && $status != PhabricatorDaemonLog::STATUS_EXITED && $status != PhabricatorDaemonLog::STATUS_DEAD) {
$pid = $log->getPID();
$is_running = PhabricatorDaemonReference::isProcessRunning($pid);
if (!$is_running) {
$guard = AphrontWriteGuard::beginScopedUnguardedWrites();
$log->setStatus(PhabricatorDaemonLog::STATUS_DEAD);
$log->save();
unset($guard);
$status = PhabricatorDaemonLog::STATUS_DEAD;
}
}
$heartbeat_timeout = $log->getDateModified() + 3 * PhutilDaemonOverseer::HEARTBEAT_WAIT;
if ($status == PhabricatorDaemonLog::STATUS_RUNNING && $heartbeat_timeout < time()) {
$status = PhabricatorDaemonLog::STATUS_UNKNOWN;
}
switch ($status) {
case PhabricatorDaemonLog::STATUS_RUNNING:
$style = 'color: #00cc00';
$title = 'Running';
$symbol = '•';
break;
case PhabricatorDaemonLog::STATUS_DEAD:
$style = 'color: #cc0000';
$title = 'Died';
$symbol = '•';
break;
case PhabricatorDaemonLog::STATUS_EXITED:
$style = 'color: #000000';
$title = 'Exited';
$symbol = '•';
break;
case PhabricatorDaemonLog::STATUS_UNKNOWN:
default:
// fallthrough
$style = 'color: #888888';
$title = 'Unknown';
$symbol = '?';
}
$running = phutil_render_tag('span', array('style' => $style, 'title' => $title), $symbol);
$rows[] = array($running, phutil_escape_html($log->getDaemon()), phutil_escape_html($log->getHost()), $log->getPID(), phabricator_date($epoch, $this->user), phabricator_time($epoch, $this->user), phutil_render_tag('a', array('href' => '/daemon/log/' . $log->getID() . '/', 'class' => 'button small grey'), 'View Log'));
}
$daemon_table = new AphrontTableView($rows);
$daemon_table->setHeaders(array('', 'Daemon', 'Host', 'PID', 'Date', 'Time', 'View'));
$daemon_table->setColumnClasses(array('', 'wide wrap', '', '', '', 'right', 'action'));
return $daemon_table->render();
}
private function sendSignal(array $pids, $signo, $wait)
{
$console = PhutilConsole::getConsole();
$pids = array_fuse($pids);
foreach ($pids as $key => $pid) {
if (!$pid) {
// NOTE: We must have a PID to signal a daemon, since sending a signal
// to PID 0 kills this process.
unset($pids[$key]);
continue;
}
switch ($signo) {
case SIGINT:
$message = pht('Interrupting process %d...', $pid);
break;
case SIGTERM:
$message = pht('Terminating process %d...', $pid);
break;
case SIGKILL:
$message = pht('Killing process %d...', $pid);
break;
}
$console->writeOut("%s\n", $message);
posix_kill($pid, $signo);
}
if ($wait) {
$start = PhabricatorTime::getNow();
do {
foreach ($pids as $key => $pid) {
if (!PhabricatorDaemonReference::isProcessRunning($pid)) {
$console->writeOut(pht('Process %d exited.', $pid) . "\n");
unset($pids[$key]);
}
}
if (empty($pids)) {
break;
}
usleep(100000);
} while (PhabricatorTime::getNow() < $start + $wait);
}
return $pids;
}
public function loadRunningDaemons()
{
$results = array();
$pid_dir = $this->getPIDDirectory();
$pid_files = Filesystem::listDirectory($pid_dir);
if (!$pid_files) {
return $results;
}
foreach ($pid_files as $pid_file) {
$pid_data = Filesystem::readFile($pid_dir . '/' . $pid_file);
$dict = json_decode($pid_data, true);
if (!is_array($dict)) {
// Just return a hanging reference, since control code needs to be
// robust against unusual system states.
$dict = array();
}
$ref = PhabricatorDaemonReference::newFromDictionary($dict);
$ref->setPIDFile($pid_dir . '/' . $pid_file);
$results[] = $ref;
}
return $results;
}
private function buildRogueDaemons(array $daemons)
{
$rogue_daemons = array();
foreach ($daemons as $pid => $data) {
$rogue_daemons[] = PhabricatorDaemonReference::newFromRogueDictionary($data);
}
return $rogue_daemons;
}
protected final function executeStopCommand()
{
$console = PhutilConsole::getConsole();
$pid = $this->getPID();
if (!$pid) {
$console->writeErr("%s\n", pht('Aphlict is not running.'));
return 0;
}
$console->writeErr("%s\n", pht('Stopping Aphlict Server (%s)...', $pid));
posix_kill($pid, SIGINT);
$start = time();
do {
if (!PhabricatorDaemonReference::isProcessRunning($pid)) {
$console->writeOut("%s\n", pht('Aphlict Server (%s) exited normally.', $pid));
$pid = null;
break;
}
usleep(100000);
} while (time() < $start + 5);
if ($pid) {
$console->writeErr("%s\n", pht('Sending %s a SIGKILL.', $pid));
posix_kill($pid, SIGKILL);
unset($pid);
}
Filesystem::remove($this->getPIDPath());
return 0;
}
