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   1  #!/usr/bin/env php
   2  <?php
   3  
   4  $root = dirname(dirname(dirname(__FILE__)));
   5  require_once $root.'/scripts/__init_script__.php';
   6  
   7  try {
   8    $cert = file_get_contents('php://stdin');
   9    $public_key = PhabricatorAuthSSHPublicKey::newFromRawKey($cert);
  10  } catch (Exception $ex) {
  11    exit(1);
  12  }
  13  
  14  $key = id(new PhabricatorAuthSSHKeyQuery())
  15    ->setViewer(PhabricatorUser::getOmnipotentUser())
  16    ->withKeys(array($public_key))
  17    ->executeOne();
  18  if (!$key) {
  19    exit(1);
  20  }
  21  
  22  $object = $key->getObject();
  23  if (!($object instanceof PhabricatorUser)) {
  24    exit(1);
  25  }
  26  
  27  $bin = $root.'/bin/ssh-exec';
  28  $cmd = csprintf('%s --phabricator-ssh-user %s', $bin, $object->getUsername());
  29  // This is additional escaping for the SSH 'command="..."' string.
  30  $cmd = addcslashes($cmd, '"\\');
  31  
  32  $options = array(
  33    'command="'.$cmd.'"',
  34    'no-port-forwarding',
  35    'no-X11-forwarding',
  36    'no-agent-forwarding',
  37    'no-pty',
  38  );
  39  
  40  echo implode(',', $options);
  41  exit(0);