ceph/src/rgw/rgw_rest_config.cc

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab ft=cpp
   3
   4 /*
   5  * Ceph - scalable distributed file system
   6  *
   7  * Copyright (C) 2013 eNovance SAS <licensing@enovance.com>
   8  *
   9  * This is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License version 2.1, as published by the Free Software
  12  * Foundation. See file COPYING.
  13  *
  14  */
  15
  16 #include "common/ceph_json.h"
  17 #include "common/strtol.h"
  18 #include "rgw_rest.h"
  19 #include "rgw_op.h"
  20 #include "rgw_rados.h"
  21 #include "rgw_rest_s3.h"
  22 #include "rgw_rest_config.h"
  23 #include "rgw_client_io.h"
  24 #include "rgw_sal_rados.h"
  25 #include "common/errno.h"
  26 #include "include/ceph_assert.h"
  27
  28 #include "services/svc_zone.h"
  29
  30 #define dout_context g_ceph_context
  31 #define dout_subsys ceph_subsys_rgw
  32
  33 void RGWOp_ZoneGroupMap_Get::execute(optional_yield y) {
  34   op_ret = zonegroup_map.read(this, g_ceph_context, store->svc()->sysobj, y);
  35   if (op_ret < 0) {
  36     ldpp_dout(this, 5) << "failed to read zone_group map" << dendl;
  37   }
  38 }
  39
  40 void RGWOp_ZoneGroupMap_Get::send_response() {
  41   set_req_state_err(s, op_ret);
  42   dump_errno(s);
  43   end_header(s);
  44
  45   if (op_ret < 0)
  46     return;
  47
  48   if (old_format) {
  49     RGWRegionMap region_map;
  50     region_map.regions = zonegroup_map.zonegroups;
  51     region_map.master_region = zonegroup_map.master_zonegroup;
  52     region_map.bucket_quota = zonegroup_map.bucket_quota;
  53     region_map.user_quota = zonegroup_map.user_quota;
  54     encode_json("region-map", region_map, s->formatter);
  55   } else {
  56     encode_json("zonegroup-map", zonegroup_map, s->formatter);
  57   }
  58   flusher.flush();
  59 }
  60
  61 void RGWOp_ZoneConfig_Get::send_response() {
  62   const RGWZoneParams& zone_params = store->svc()->zone->get_zone_params();
  63
  64   set_req_state_err(s, op_ret);
  65   dump_errno(s);
  66   end_header(s);
  67
  68   if (op_ret < 0)
  69     return;
  70
  71   encode_json("zone_params", zone_params, s->formatter);
  72   flusher.flush();
  73 }
  74
  75 RGWOp* RGWHandler_Config::op_get() {
  76   bool exists;
  77   string type = s->info.args.get("type", &exists);
  78
  79   if (type.compare("zonegroup-map") == 0) {
  80     return new RGWOp_ZoneGroupMap_Get(false);
  81   } else if (type.compare("zone") == 0) {
  82     return new RGWOp_ZoneConfig_Get();
  83   } else {
  84     return new RGWOp_ZoneGroupMap_Get(true);
  85   }
  86 }