Method prepare_command_pool_set

src/mon/OSDMonitor.cc:8595–9466

}

int OSDMonitor::prepare_command_pool_set(const cmdmap_t& cmdmap,
                                         stringstream& ss)
{
  string poolstr;
  cmd_getval(cmdmap, "pool", poolstr);
  int64_t pool = osdmap.lookup_pg_pool_name(poolstr.c_str());
  if (pool < 0) {
    ss << "unrecognized pool '" << poolstr << "'";
    return -ENOENT;
  }
  string var;
  cmd_getval(cmdmap, "var", var);

  pg_pool_t p = *osdmap.get_pg_pool(pool);
  if (pending_inc.new_pools.count(pool))
    p = pending_inc.new_pools[pool];

  // accept val as a json string in the normal case (current
  // generation monitor).  parse out int or float values from the
  // string as needed.  however, if it is not a string, try to pull
  // out an int, in case an older monitor with an older json schema is
  // forwarding a request.
  string val;
  string interr, floaterr;
  int64_t n = 0;
  double f = 0;
  int64_t uf = 0;  // micro-f
  cmd_getval(cmdmap, "val", val);

  auto si_options = {
    "target_max_objects"
  };
  auto iec_options = {
    "target_max_bytes",
    "target_size_bytes",
    "compression_max_blob_size",
    "compression_min_blob_size",
    "csum_max_block",
    "csum_min_block",
  };
  if (count(begin(si_options), end(si_options), var)) {
    n = strict_si_cast<int64_t>(val, &interr);
  } else if (count(begin(iec_options), end(iec_options), var)) {
    n = strict_iec_cast<int64_t>(val, &interr);
  } else {
    // parse string as both int and float; different fields use different types.
    n = strict_strtoll(val.c_str(), 10, &interr);
    f = strict_strtod(val.c_str(), &floaterr);
    uf = llrintl(f * (double)1000000.0);
  }

  if (!p.is_tier() &&
      (var == "hit_set_type" || var == "hit_set_period" ||
       var == "hit_set_count" || var == "hit_set_fpp" ||
       var == "target_max_objects" || var == "target_max_bytes" ||
       var == "cache_target_full_ratio" || var == "cache_target_dirty_ratio" ||
       var == "cache_target_dirty_high_ratio" || var == "use_gmt_hitset" ||
       var == "cache_min_flush_age" || var == "cache_min_evict_age" ||