コード例 #1
0
ファイル: coordinatorapi.cpp プロジェクト: karya0/dmtcp
/*
 * Setup a virtual coordinator. It's part of the running process (i.e., no
 * separate process is created).
 *
 * FIXME: This is the only place in this file where we use JSocket. May be get
 * rid of it here too?
 */
void
setupVirtualCoordinator(CoordinatorInfo *coordInfo, struct in_addr *localIP)
{
  string host = "";
  int port;
  getCoordHostAndPort(COORD_NONE, host, &port);
  jalib::JSocket sock =
    jalib::JServerSocket(jalib::JSockAddr::ANY, port).sockfd();
  JASSERT(sock.isValid()) (port) (JASSERT_ERRNO)
    .Text("Failed to create listen socket.");

  Util::changeFd(sock.sockfd(), PROTECTED_COORD_FD);
  JASSERT(Util::isValidFd(coordinatorSocket));

  setCoordPort(sock.port());

  pid_t ppid = getppid();
  Util::setVirtualPidEnvVar(INITIAL_VIRTUAL_PID, ppid, ppid);

  UniquePid coordId = UniquePid(INITIAL_VIRTUAL_PID,
                                UniquePid::ThisProcess().hostid(),
                                UniquePid::ThisProcess().time());

  coordInfo->id = coordId.upid();
  coordInfo->timeStamp = coordId.time();
  coordInfo->addrLen = 0;
  if (getenv(ENV_VAR_CKPT_INTR) != NULL) {
    coordInfo->interval = (uint32_t)strtol(getenv(ENV_VAR_CKPT_INTR), NULL, 0);
  } else {
    coordInfo->interval = 0;
  }
  memset(&coordInfo->addr, 0, sizeof(coordInfo->addr));
  memset(localIP, 0, sizeof(*localIP));
}
コード例 #2
0
ファイル: uniquepid.cpp プロジェクト: artpol84/dmtcp
bool UniquePid::operator== ( const UniquePid& that ) const
{
  return _hostid==that.hostid()
         && _pid==that.pid()
         && _time==that.time();
}