Method start_command

src/mgr/MgrClient.cc:490–521

}

int MgrClient::start_command(vector<string>&& cmd, bufferlist&& inbl,
			     bufferlist *outbl, string *outs,
			     Context *onfinish)
{
  std::lock_guard l(lock);

  ldout(cct, 20) << "cmd: " << cmd << dendl;

  if (map.epoch == 0 && mgr_optional) {
    ldout(cct,20) << " no MgrMap, assuming EACCES" << dendl;
    return -EACCES;
  }

  auto &op = command_table.start_command();
  op.cmd = std::move(cmd);
  op.inbl = std::move(inbl);
  op.outbl = outbl;
  op.outs = outs;
  op.on_finish = onfinish;

  if (session && session->con) {
    // Leaving fsid argument null because it isn't used historically, and
    // we can use it as a signal that we are sending a non-tell command.
    auto m = op.get_message(
      {},
      HAVE_FEATURE(map.active_mgr_features, SERVER_OCTOPUS));
    session->con->send_message2(std::move(m));
  } else {
    ldout(cct, 5) << "no mgr session (no running mgr daemon?), waiting" << dendl;
  }
  return 0;
}

int MgrClient::start_tell_command(
  string&& name,