Function bootstrap

sql/sql_parse.cc:989–1118

int bootstrap(MYSQL_FILE *file)
{
  int bootstrap_error= 0;
  DBUG_ENTER("handle_bootstrap");

  THD *thd= new THD(next_thread_id());
  char *buffer= new char[MAX_BOOTSTRAP_QUERY_SIZE];
#ifdef WITH_WSREP
  thd->variables.wsrep_on= 0;
#endif
  thd->bootstrap=1;
  my_net_init(&thd->net,(st_vio*) 0, thd, MYF(0));
  thd->max_client_packet_length= thd->net.max_packet;
  thd->security_ctx->master_access= ALL_KNOWN_ACL;

#ifndef EMBEDDED_LIBRARY
  mysql_thread_set_psi_id(thd->thread_id);
#else
  thd->mysql= 0;
#endif

  /* The following must be called before DBUG_ENTER */
  thd->store_globals();

  thd->security_ctx->user= (char*) my_strdup(key_memory_MPVIO_EXT_auth_info,
                                             "boot", MYF(MY_WME));
  thd->security_ctx->priv_user[0]= thd->security_ctx->priv_host[0]=
    thd->security_ctx->priv_role[0]= 0;
  /*
    Make the "client" handle multiple results. This is necessary
    to enable stored procedures with SELECTs and Dynamic SQL
    in init-file.
  */
  thd->client_capabilities|= CLIENT_MULTI_RESULTS;

  thd->init_for_queries();

  for ( ; ; )
  {
    buffer[0]= 0;
    int rc, length;
    char *query;
    int error= 0;

    rc= read_bootstrap_query(buffer, &length, file, fgets_fn, 0, &error);

    if (rc == READ_BOOTSTRAP_EOF)
      break;
    /*
      Check for bootstrap file errors. SQL syntax errors will be
      caught below.
    */
    if (rc != READ_BOOTSTRAP_SUCCESS)
    {
      /*
        mysql_parse() may have set a successful error status for the previous
        query. We must clear the error status to report the bootstrap error.
      */