Function MetaBackUpOp

src/admincli.cc:1530–1563

backup [inmem] [backup_filename]

// backup [inmem] [backup_filename]
CliStatus MetaBackUpOp(Client* client, int32_t argc, std::string* argv, ErrorCode* err) {
  std::string filename;
  if ((argc == 3 || argc == 4) && argv[2] == "inmem") {
    if (argc == 3) {
      filename = "inmem_meta.bak_" + get_curtime_str();
    } else {
      filename = argv[3] + "_" + get_curtime_str();
    }
    std::shared_ptr<tera::ClientImpl> client_impl(
        (static_cast<ClientWrapper*>(client))->GetClientImpl());
    std::vector<std::string> arg_list;
    arg_list.push_back("backup");
    arg_list.push_back(filename);
    if (!client->CmdCtrl("meta", arg_list, NULL, NULL, err)) {
      LOG(ERROR) << "fail to backup meta";
      return CliStatus::kError;
    }
  } else if (argc == 2 || argc == 3) {
    scoped_ptr<tera::sdk::ClusterFinder> finder(tera::sdk::NewClusterFinder());
    const std::string meta_server = finder->RootTableAddr();
    if (argc == 2) {
      filename = "meta.bak_" + get_curtime_str();
    } else {
      filename = argv[2] + "_" + get_curtime_str();
    }
    common::ThreadPool thread_pool(1);
    std::string start_key("");
    std::string end_key("");
    MetaInternalOp(meta_server, &thread_pool, "backup", start_key, end_key, filename);
  } else {
    PrintCmdHelpInfo(argv[1]);
  }
  return CliStatus::kOk;
}

// healthcheck [inmem] [start_key] [end_key]
CliStatus MetaHealthCheckOp(Client* client, int32_t argc, std::string* argv, ErrorCode* err) {