ceph/src/rgw/rgw_multi.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3
   4 #ifndef CEPH_RGW_MULTI_H
   5 #define CEPH_RGW_MULTI_H
   6
   7 #include <map>
   8 #include "rgw_xml.h"
   9 #include "rgw_rados.h"
  10
  11 #define MP_META_SUFFIX ".meta"
  12 #define MULTIPART_UPLOAD_ID_PREFIX_LEGACY "2/"
  13 #define MULTIPART_UPLOAD_ID_PREFIX "2~" // must contain a unique char that may not come up in gen_rand_alpha()
  14
  15 class RGWMultiCompleteUpload : public XMLObj
  16 {
  17 public:
  18   RGWMultiCompleteUpload() {}
  19   ~RGWMultiCompleteUpload() override {}
  20   bool xml_end(const char *el) override;
  21
  22   std::map<int, string> parts;
  23 };
  24
  25 class RGWMultiPart : public XMLObj
  26 {
  27   string etag;
  28   int num;
  29 public:
  30   RGWMultiPart() : num(0) {}
  31   ~RGWMultiPart() override {}
  32   bool xml_end(const char *el) override;
  33
  34   string& get_etag() { return etag; }
  35   int get_num() { return num; }
  36 };
  37
  38 class RGWMultiPartNumber : public XMLObj
  39 {
  40 public:
  41   RGWMultiPartNumber() {}
  42   ~RGWMultiPartNumber() override {}
  43 };
  44
  45 class RGWMultiETag : public XMLObj
  46 {
  47 public:
  48   RGWMultiETag() {}
  49   ~RGWMultiETag() override {}
  50 };
  51
  52 class RGWMultiXMLParser : public RGWXMLParser
  53 {
  54   XMLObj *alloc_obj(const char *el) override;
  55 public:
  56   RGWMultiXMLParser() {}
  57   ~RGWMultiXMLParser() override {}
  58 };
  59
  60 class MultipartMetaFilter : public RGWAccessListFilter {
  61 public:
  62   MultipartMetaFilter() {}
  63   bool filter(string& name, string& key) override {
  64     int len = name.size();
  65     if (len < 6)
  66       return false;
  67
  68     size_t pos = name.find(MP_META_SUFFIX, len - 5);
  69     if (pos == string::npos)
  70       return false;
  71
  72     pos = name.rfind('.', pos - 1);
  73     if (pos == string::npos)
  74       return false;
  75
  76     key = name.substr(0, pos);
  77
  78     return true;
  79   }
  80 };
  81
  82 extern bool is_v2_upload_id(const string& upload_id);
  83
  84 extern int list_multipart_parts(RGWRados *store, RGWBucketInfo& bucket_info, CephContext *cct,
  85                                 const string& upload_id,
  86                                 string& meta_oid, int num_parts,
  87                                 int marker, map<uint32_t, RGWUploadPartInfo>& parts,
  88                                 int *next_marker, bool *truncated,
  89                                 bool assume_unsorted = false);
  90
  91 extern int list_multipart_parts(RGWRados *store, struct req_state *s,
  92                                 const string& upload_id,
  93                                 string& meta_oid, int num_parts,
  94                                 int marker, map<uint32_t, RGWUploadPartInfo>& parts,
  95                                 int *next_marker, bool *truncated,
  96                                 bool assume_unsorted = false);
  97
  98 extern int abort_multipart_upload(RGWRados *store, CephContext *cct, RGWObjectCtx *obj_ctx,
  99                                 RGWBucketInfo& bucket_info, RGWMPObj& mp_obj);
 100
 101 #endif