--- /dev/null
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include <string.h>
+
+#include <iostream>
+#include <map>
+
+#include "include/types.h"
+
+#include "rgw_xml.h"
+#include "rgw_multi.h"
+#include "rgw_op.h"
+
+#define dout_subsys ceph_subsys_rgw
+
+using namespace std;
+
+
+bool RGWMultiPart::xml_end(const char *el)
+{
+ RGWMultiPartNumber *num_obj = static_cast<RGWMultiPartNumber *>(find_first("PartNumber"));
+ RGWMultiETag *etag_obj = static_cast<RGWMultiETag *>(find_first("ETag"));
+
+ if (!num_obj || !etag_obj)
+ return false;
+
+ string s = num_obj->get_data();
+ if (s.empty())
+ return false;
+
+ num = atoi(s.c_str());
+
+ s = etag_obj->get_data();
+ etag = s;
+
+ return true;
+}
+
+bool RGWMultiCompleteUpload::xml_end(const char *el) {
+ XMLObjIter iter = find("Part");
+ RGWMultiPart *part = static_cast<RGWMultiPart *>(iter.get_next());
+ while (part) {
+ int num = part->get_num();
+ string etag = part->get_etag();
+ parts[num] = etag;
+ part = static_cast<RGWMultiPart *>(iter.get_next());
+ }
+ return true;
+}
+
+
+XMLObj *RGWMultiXMLParser::alloc_obj(const char *el) {
+ XMLObj *obj = NULL;
+ if (strcmp(el, "CompleteMultipartUpload") == 0 ||
+ strcmp(el, "MultipartUpload") == 0) {
+ obj = new RGWMultiCompleteUpload();
+ } else if (strcmp(el, "Part") == 0) {
+ obj = new RGWMultiPart();
+ } else if (strcmp(el, "PartNumber") == 0) {
+ obj = new RGWMultiPartNumber();
+ } else if (strcmp(el, "ETag") == 0) {
+ obj = new RGWMultiETag();
+ }
+
+ return obj;
+}
+
+bool is_v2_upload_id(const string& upload_id)
+{
+ const char *uid = upload_id.c_str();
+
+ return (strncmp(uid, MULTIPART_UPLOAD_ID_PREFIX, sizeof(MULTIPART_UPLOAD_ID_PREFIX) - 1) == 0) ||
+ (strncmp(uid, MULTIPART_UPLOAD_ID_PREFIX_LEGACY, sizeof(MULTIPART_UPLOAD_ID_PREFIX_LEGACY) - 1) == 0);
+}
+
+int list_multipart_parts(RGWRados *store, RGWBucketInfo& bucket_info, CephContext *cct,
+ const string& upload_id,
+ string& meta_oid, int num_parts,
+ int marker, map<uint32_t, RGWUploadPartInfo>& parts,
+ int *next_marker, bool *truncated,
+ bool assume_unsorted)
+{
+ map<string, bufferlist> parts_map;
+ map<string, bufferlist>::iterator iter;
+ bufferlist header;
+
+ rgw_obj obj;
+ obj.init_ns(bucket_info.bucket, meta_oid, RGW_OBJ_NS_MULTIPART);
+ obj.set_in_extra_data(true);
+
+ rgw_raw_obj raw_obj;
+ store->obj_to_raw(bucket_info.placement_rule, obj, &raw_obj);
+
+ bool sorted_omap = is_v2_upload_id(upload_id) && !assume_unsorted;
+
+ int ret;
+
+ parts.clear();
+
+ if (sorted_omap) {
+ string p;
+ p = "part.";
+ char buf[32];
+
+ snprintf(buf, sizeof(buf), "%08d", marker);
+ p.append(buf);
+
+ ret = store->omap_get_vals(raw_obj, header, p, num_parts + 1, parts_map);
+ } else {
+ ret = store->omap_get_all(raw_obj, header, parts_map);
+ }
+ if (ret < 0)
+ return ret;
+
+ int i;
+ int last_num = 0;
+
+ uint32_t expected_next = marker + 1;
+
+ for (i = 0, iter = parts_map.begin(); (i < num_parts || !sorted_omap) && iter != parts_map.end(); ++iter, ++i) {
+ bufferlist& bl = iter->second;
+ bufferlist::iterator bli = bl.begin();
+ RGWUploadPartInfo info;
+ try {
+ ::decode(info, bli);
+ } catch (buffer::error& err) {
+ ldout(cct, 0) << "ERROR: could not part info, caught buffer::error" << dendl;
+ return -EIO;
+ }
+ if (sorted_omap) {
+ if (info.num != expected_next) {
+ /* ouch, we expected a specific part num here, but we got a different one. Either
+ * a part is missing, or it could be a case of mixed rgw versions working on the same
+ * upload, where one gateway doesn't support correctly sorted omap keys for multipart
+ * upload just assume data is unsorted.
+ */
+ return list_multipart_parts(store, bucket_info, cct, upload_id, meta_oid, num_parts, marker, parts, next_marker, truncated, true);
+ }
+ expected_next++;
+ }
+ if (sorted_omap ||
+ (int)info.num > marker) {
+ parts[info.num] = info;
+ last_num = info.num;
+ }
+ }
+
+ if (sorted_omap) {
+ if (truncated)
+ *truncated = (iter != parts_map.end());
+ } else {
+ /* rebuild a map with only num_parts entries */
+
+ map<uint32_t, RGWUploadPartInfo> new_parts;
+ map<uint32_t, RGWUploadPartInfo>::iterator piter;
+
+ for (i = 0, piter = parts.begin(); i < num_parts && piter != parts.end(); ++i, ++piter) {
+ new_parts[piter->first] = piter->second;
+ last_num = piter->first;
+ }
+
+ if (truncated)
+ *truncated = (piter != parts.end());
+
+ parts.swap(new_parts);
+ }
+
+ if (next_marker) {
+ *next_marker = last_num;
+ }
+
+ return 0;
+}
+
+int list_multipart_parts(RGWRados *store, struct req_state *s,
+ const string& upload_id,
+ string& meta_oid, int num_parts,
+ int marker, map<uint32_t, RGWUploadPartInfo>& parts,
+ int *next_marker, bool *truncated,
+ bool assume_unsorted)
+{
+ return list_multipart_parts(store, s->bucket_info, s->cct, upload_id, meta_oid, num_parts, marker, parts, next_marker, truncated, assume_unsorted);
+}
+
+int abort_multipart_upload(RGWRados *store, CephContext *cct, RGWObjectCtx *obj_ctx, RGWBucketInfo& bucket_info, RGWMPObj& mp_obj)
+{
+ rgw_obj meta_obj;
+ meta_obj.init_ns(bucket_info.bucket, mp_obj.get_meta(), RGW_OBJ_NS_MULTIPART);
+ meta_obj.set_in_extra_data(true);
+ meta_obj.index_hash_source = mp_obj.get_key();
+ cls_rgw_obj_chain chain;
+ list<rgw_obj_index_key> remove_objs;
+ map<uint32_t, RGWUploadPartInfo> obj_parts;
+ bool truncated;
+ int marker = 0;
+ int ret;
+
+ do {
+ ret = list_multipart_parts(store, bucket_info, cct, mp_obj.get_upload_id(), mp_obj.get_meta(), 1000,
+ marker, obj_parts, &marker, &truncated);
+ if (ret < 0)
+ return ret;
+ for (auto obj_iter = obj_parts.begin(); obj_iter != obj_parts.end(); ++obj_iter) {
+ RGWUploadPartInfo& obj_part = obj_iter->second;
+ rgw_obj obj;
+ if (obj_part.manifest.empty()) {
+ string oid = mp_obj.get_part(obj_iter->second.num);
+ obj.init_ns(bucket_info.bucket, oid, RGW_OBJ_NS_MULTIPART);
+ obj.index_hash_source = mp_obj.get_key();
+ ret = store->delete_obj(*obj_ctx, bucket_info, obj, 0);
+ if (ret < 0 && ret != -ENOENT)
+ return ret;
+ } else {
+ store->update_gc_chain(meta_obj, obj_part.manifest, &chain);
+ RGWObjManifest::obj_iterator oiter = obj_part.manifest.obj_begin();
+ if (oiter != obj_part.manifest.obj_end()) {
+ rgw_obj head;
+ rgw_raw_obj raw_head = oiter.get_location().get_raw_obj(store);
+ rgw_raw_obj_to_obj(bucket_info.bucket, raw_head, &head);
+
+ rgw_obj_index_key key;
+ head.key.get_index_key(&key);
+ remove_objs.push_back(key);
+ }
+ }
+ }
+ } while (truncated);
+ /* use upload id as tag */
+ ret = store->send_chain_to_gc(chain, mp_obj.get_upload_id() , false); // do it async
+ if (ret < 0) {
+ ldout(cct, 5) << "gc->send_chain() returned " << ret << dendl;
+ return ret;
+ }
+ RGWRados::Object del_target(store, bucket_info, *obj_ctx, meta_obj);
+ RGWRados::Object::Delete del_op(&del_target);
+
+ del_op.params.bucket_owner = bucket_info.owner;
+ del_op.params.versioning_status = 0;
+ if (!remove_objs.empty()) {
+ del_op.params.remove_objs = &remove_objs;
+ }
+
+ // and also remove the metadata obj
+ ret = del_op.delete_obj();
+ return ret == -ENOENT?-ERR_NO_SUCH_UPLOAD:ret;
+}
+
+int list_bucket_multiparts(RGWRados *store, RGWBucketInfo& bucket_info,
+ string& prefix, string& marker, string& delim,
+ int& max_uploads, vector<rgw_bucket_dir_entry> *objs,
+ map<string, bool> *common_prefixes, bool *is_truncated)
+{
+ RGWRados::Bucket target(store, bucket_info);
+ RGWRados::Bucket::List list_op(&target);
+ MultipartMetaFilter mp_filter;
+
+ list_op.params.prefix = prefix;
+ list_op.params.delim = delim;
+ list_op.params.marker = marker;
+ list_op.params.ns = RGW_OBJ_NS_MULTIPART;
+ list_op.params.filter = &mp_filter;
+
+ return(list_op.list_objects(max_uploads, objs, common_prefixes,is_truncated));
+}
+
+int abort_bucket_multiparts(RGWRados *store, CephContext *cct, RGWBucketInfo& bucket_info,
+ string& prefix, string& delim)
+{
+ int ret, max = 1000, num_deleted = 0;
+ vector<rgw_bucket_dir_entry> objs;
+ RGWObjectCtx obj_ctx(store);
+ string marker;
+ map<string, bool> common_prefixes;
+ bool is_truncated;
+
+ do {
+ ret = list_bucket_multiparts(store, bucket_info, prefix, marker, delim,
+ max, &objs, &common_prefixes, &is_truncated);
+ if (ret < 0) {
+ return ret;
+ }
+ if (!objs.empty()) {
+ RGWMultipartUploadEntry entry;
+ for (const auto& obj : objs) {
+ rgw_obj_key key(obj.key);
+ if (!entry.mp.from_meta(key.name))
+ continue;
+ entry.obj = obj;
+ ret = abort_multipart_upload(store, cct, &obj_ctx, bucket_info, entry.mp);
+ if (ret < 0) {
+ return ret;
+ }
+ num_deleted++;
+ }
+ if (num_deleted) {
+ ldout(store->ctx(),0) << "WARNING : aborted " << num_deleted << " incomplete multipart uploads" << dendl;
+ }
+ }
+ } while (is_truncated);
+
+ return ret;
+}
Code Review / stor4nfv.git / blobdiff