Homec4science
Diffusion Phabricator (stable) Browse

phab/src/applications/almanac/util/AlmanacKeys.php
1c73ad6a1bb0stable

Last Change
Raw File

AlmanacKeys.php
View Options

<?php
final class AlmanacKeys extends Phobject {
public static function getKeyPath($key_name) {
$root = dirname(phutil_get_library_root('phabricator'));
$keys = $root.'/conf/keys/';
return $keys.ltrim($key_name, '/');
}
public static function getDeviceID() {
// While running unit tests, ignore any configured device identity.
try {
PhabricatorTestCase::assertExecutingUnitTests();
return null;
} catch (Exception $ex) {
// Continue normally.
}
$device_id_path = self::getKeyPath('device.id');
if (Filesystem::pathExists($device_id_path)) {
return trim(Filesystem::readFile($device_id_path));
}
return null;
}
public static function getLiveDevice() {
$device_id = self::getDeviceID();
if (!$device_id) {
return null;
}
$cache = PhabricatorCaches::getRequestCache();
$cache_key = 'almanac.device.self';
$device = $cache->getKey($cache_key);
if (!$device) {
$viewer = PhabricatorUser::getOmnipotentUser();
$device = id(new AlmanacDeviceQuery())
->setViewer($viewer)
->withNames(array($device_id))
->executeOne();
if (!$device) {
throw new Exception(
pht(
'This host has device ID "%s", but there is no corresponding '.
'device record in Almanac.',
$device_id));
}
$cache->setKey($cache_key, $device);
}
return $device;
}
public static function getClusterSSHUser() {
// NOTE: When instancing, we currently use the SSH username to figure out
// which instance you are connecting to. We can't use the host name because
// we have no way to tell which host you think you're reaching: the SSH
// protocol does not have a mechanism like a "Host" header.
$username = PhabricatorEnv::getEnvConfig('cluster.instance');
if (strlen($username)) {
return $username;
}
$username = PhabricatorEnv::getEnvConfig('diffusion.ssh-user');
if (strlen($username)) {
return $username;
}
return null;
}
}
c4science · Help