+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#include <errno.h>
-#include <stdlib.h>
-#include <system_error>
-#include <unistd.h>
-
-#include <sstream>
-
-#include <boost/algorithm/string/predicate.hpp>
-#include <boost/bind.hpp>
-#include <boost/optional.hpp>
-#include <boost/utility/in_place_factory.hpp>
-#include <boost/utility/string_view.hpp>
-
-#include "common/Clock.h"
-#include "common/armor.h"
-#include "common/backport14.h"
-#include "common/errno.h"
-#include "common/mime.h"
-#include "common/utf8.h"
-#include "common/ceph_json.h"
-
-#include "rgw_rados.h"
-#include "rgw_op.h"
-#include "rgw_rest.h"
-#include "rgw_acl.h"
-#include "rgw_acl_s3.h"
-#include "rgw_acl_swift.h"
-#include "rgw_user.h"
-#include "rgw_bucket.h"
-#include "rgw_log.h"
-#include "rgw_multi.h"
-#include "rgw_multi_del.h"
-#include "rgw_cors.h"
-#include "rgw_cors_s3.h"
-#include "rgw_rest_conn.h"
-#include "rgw_rest_s3.h"
-#include "rgw_tar.h"
-#include "rgw_client_io.h"
-#include "rgw_compression.h"
-#include "rgw_role.h"
-#include "rgw_tag_s3.h"
-#include "cls/lock/cls_lock_client.h"
-#include "cls/rgw/cls_rgw_client.h"
-
-
-#include "include/assert.h"
-
-#include "compressor/Compressor.h"
-
-#include "rgw_acl_swift.h"
-
-#define dout_context g_ceph_context
-#define dout_subsys ceph_subsys_rgw
-
-using namespace std;
-using namespace librados;
-using ceph::crypto::MD5;
-using boost::optional;
-using boost::none;
-
-using rgw::IAM::ARN;
-using rgw::IAM::Effect;
-using rgw::IAM::Policy;
-
-using rgw::IAM::Policy;
-
-static string mp_ns = RGW_OBJ_NS_MULTIPART;
-static string shadow_ns = RGW_OBJ_NS_SHADOW;
-
-static void forward_req_info(CephContext *cct, req_info& info, const std::string& bucket_name);
-static int forward_request_to_master(struct req_state *s, obj_version *objv, RGWRados *store,
- bufferlist& in_data, JSONParser *jp, req_info *forward_info = nullptr);
-
-static MultipartMetaFilter mp_filter;
-
-static int parse_range(const char *range, off_t& ofs, off_t& end, bool *partial_content)
-{
- int r = -ERANGE;
- string s(range);
- string ofs_str;
- string end_str;
-
- *partial_content = false;
-
- size_t pos = s.find("bytes=");
- if (pos == string::npos) {
- pos = 0;
- while (isspace(s[pos]))
- pos++;
- int end = pos;
- while (isalpha(s[end]))
- end++;
- if (strncasecmp(s.c_str(), "bytes", end - pos) != 0)
- return 0;
- while (isspace(s[end]))
- end++;
- if (s[end] != '=')
- return 0;
- s = s.substr(end + 1);
- } else {
- s = s.substr(pos + 6); /* size of("bytes=") */
- }
- pos = s.find('-');
- if (pos == string::npos)
- goto done;
-
- *partial_content = true;
-
- ofs_str = s.substr(0, pos);
- end_str = s.substr(pos + 1);
- if (end_str.length()) {
- end = atoll(end_str.c_str());
- if (end < 0)
- goto done;
- }
-
- if (ofs_str.length()) {
- ofs = atoll(ofs_str.c_str());
- } else { // RFC2616 suffix-byte-range-spec
- ofs = -end;
- end = -1;
- }
-
- if (end >= 0 && end < ofs)
- goto done;
-
- r = 0;
-done:
- return r;
-}
-
-static int decode_policy(CephContext *cct,
- bufferlist& bl,
- RGWAccessControlPolicy *policy)
-{
- bufferlist::iterator iter = bl.begin();
- try {
- policy->decode(iter);
- } catch (buffer::error& err) {
- ldout(cct, 0) << "ERROR: could not decode policy, caught buffer::error" << dendl;
- return -EIO;
- }
- if (cct->_conf->subsys.should_gather(ceph_subsys_rgw, 15)) {
- RGWAccessControlPolicy_S3 *s3policy = static_cast<RGWAccessControlPolicy_S3 *>(policy);
- ldout(cct, 15) << __func__ << " Read AccessControlPolicy";
- s3policy->to_xml(*_dout);
- *_dout << dendl;
- }
- return 0;
-}
-
-
-static int get_user_policy_from_attr(CephContext * const cct,
- RGWRados * const store,
- map<string, bufferlist>& attrs,
- RGWAccessControlPolicy& policy /* out */)
-{
- auto aiter = attrs.find(RGW_ATTR_ACL);
- if (aiter != attrs.end()) {
- int ret = decode_policy(cct, aiter->second, &policy);
- if (ret < 0) {
- return ret;
- }
- } else {
- return -ENOENT;
- }
-
- return 0;
-}
-
-static int get_bucket_instance_policy_from_attr(CephContext *cct,
- RGWRados *store,
- RGWBucketInfo& bucket_info,
- map<string, bufferlist>& bucket_attrs,
- RGWAccessControlPolicy *policy,
- rgw_raw_obj& obj)
-{
- map<string, bufferlist>::iterator aiter = bucket_attrs.find(RGW_ATTR_ACL);
-
- if (aiter != bucket_attrs.end()) {
- int ret = decode_policy(cct, aiter->second, policy);
- if (ret < 0)
- return ret;
- } else {
- ldout(cct, 0) << "WARNING: couldn't find acl header for bucket, generating default" << dendl;
- RGWUserInfo uinfo;
- /* object exists, but policy is broken */
- int r = rgw_get_user_info_by_uid(store, bucket_info.owner, uinfo);
- if (r < 0)
- return r;
-
- policy->create_default(bucket_info.owner, uinfo.display_name);
- }
- return 0;
-}
-
-static int get_obj_policy_from_attr(CephContext *cct,
- RGWRados *store,
- RGWObjectCtx& obj_ctx,
- RGWBucketInfo& bucket_info,
- map<string, bufferlist>& bucket_attrs,
- RGWAccessControlPolicy *policy,
- rgw_obj& obj)
-{
- bufferlist bl;
- int ret = 0;
-
- RGWRados::Object op_target(store, bucket_info, obj_ctx, obj);
- RGWRados::Object::Read rop(&op_target);
-
- ret = rop.get_attr(RGW_ATTR_ACL, bl);
- if (ret >= 0) {
- ret = decode_policy(cct, bl, policy);
- if (ret < 0)
- return ret;
- } else if (ret == -ENODATA) {
- /* object exists, but policy is broken */
- ldout(cct, 0) << "WARNING: couldn't find acl header for object, generating default" << dendl;
- RGWUserInfo uinfo;
- ret = rgw_get_user_info_by_uid(store, bucket_info.owner, uinfo);
- if (ret < 0)
- return ret;
-
- policy->create_default(bucket_info.owner, uinfo.display_name);
- }
- return ret;
-}
-
-
-/**
- * Get the AccessControlPolicy for an object off of disk.
- * policy: must point to a valid RGWACL, and will be filled upon return.
- * bucket: name of the bucket containing the object.
- * object: name of the object to get the ACL for.
- * Returns: 0 on success, -ERR# otherwise.
- */
-static int get_bucket_policy_from_attr(CephContext *cct,
- RGWRados *store,
- RGWBucketInfo& bucket_info,
- map<string, bufferlist>& bucket_attrs,
- RGWAccessControlPolicy *policy)
-{
- rgw_raw_obj instance_obj;
- store->get_bucket_instance_obj(bucket_info.bucket, instance_obj);
- return get_bucket_instance_policy_from_attr(cct, store, bucket_info, bucket_attrs,
- policy, instance_obj);
-}
-
-static optional<Policy> get_iam_policy_from_attr(CephContext* cct,
- RGWRados* store,
- map<string, bufferlist>& attrs,
- const string& tenant) {
- auto i = attrs.find(RGW_ATTR_IAM_POLICY);
- if (i != attrs.end()) {
- return Policy(cct, tenant, i->second);
- } else {
- return none;
- }
-}
-
-static int get_obj_attrs(RGWRados *store, struct req_state *s, rgw_obj& obj, map<string, bufferlist>& attrs)
-{
- RGWRados::Object op_target(store, s->bucket_info, *static_cast<RGWObjectCtx *>(s->obj_ctx), obj);
- RGWRados::Object::Read read_op(&op_target);
-
- read_op.params.attrs = &attrs;
-
- return read_op.prepare();
-}
-
-static int modify_obj_attr(RGWRados *store, struct req_state *s, rgw_obj& obj, const char* attr_name, bufferlist& attr_val)
-{
- map<string, bufferlist> attrs;
- RGWRados::Object op_target(store, s->bucket_info, *static_cast<RGWObjectCtx *>(s->obj_ctx), obj);
- RGWRados::Object::Read read_op(&op_target);
-
- read_op.params.attrs = &attrs;
-
- int r = read_op.prepare();
- if (r < 0) {
- return r;
- }
- store->set_atomic(s->obj_ctx, read_op.state.obj);
- attrs[attr_name] = attr_val;
- return store->set_attrs(s->obj_ctx, s->bucket_info, read_op.state.obj, attrs, NULL);
-}
-
-static int get_system_obj_attrs(RGWRados *store, struct req_state *s, rgw_raw_obj& obj, map<string, bufferlist>& attrs,
- uint64_t *obj_size, RGWObjVersionTracker *objv_tracker)
-{
- RGWRados::SystemObject src(store, *static_cast<RGWObjectCtx *>(s->obj_ctx), obj);
- RGWRados::SystemObject::Read rop(&src);
-
- rop.stat_params.attrs = &attrs;
- rop.stat_params.obj_size = obj_size;
-
- int ret = rop.stat(objv_tracker);
- return ret;
-}
-
-static int read_bucket_policy(RGWRados *store,
- struct req_state *s,
- RGWBucketInfo& bucket_info,
- map<string, bufferlist>& bucket_attrs,
- RGWAccessControlPolicy *policy,
- rgw_bucket& bucket)
-{
- if (!s->system_request && bucket_info.flags & BUCKET_SUSPENDED) {
- ldout(s->cct, 0) << "NOTICE: bucket " << bucket_info.bucket.name << " is suspended" << dendl;
- return -ERR_USER_SUSPENDED;
- }
-
- if (bucket.name.empty()) {
- return 0;
- }
-
- int ret = get_bucket_policy_from_attr(s->cct, store, bucket_info, bucket_attrs, policy);
- if (ret == -ENOENT) {
- ret = -ERR_NO_SUCH_BUCKET;
- }
-
- return ret;
-}
-
-static int read_obj_policy(RGWRados *store,
- struct req_state *s,
- RGWBucketInfo& bucket_info,
- map<string, bufferlist>& bucket_attrs,
- RGWAccessControlPolicy* acl,
- optional<Policy>& policy,
- rgw_bucket& bucket,
- rgw_obj_key& object)
-{
- string upload_id;
- upload_id = s->info.args.get("uploadId");
- rgw_obj obj;
-
- if (!s->system_request && bucket_info.flags & BUCKET_SUSPENDED) {
- ldout(s->cct, 0) << "NOTICE: bucket " << bucket_info.bucket.name << " is suspended" << dendl;
- return -ERR_USER_SUSPENDED;
- }
-
- if (!upload_id.empty()) {
- /* multipart upload */
- RGWMPObj mp(object.name, upload_id);
- string oid = mp.get_meta();
- obj.init_ns(bucket, oid, mp_ns);
- obj.set_in_extra_data(true);
- } else {
- obj = rgw_obj(bucket, object);
- }
- policy = get_iam_policy_from_attr(s->cct, store, bucket_attrs, bucket.tenant);
-
- RGWObjectCtx *obj_ctx = static_cast<RGWObjectCtx *>(s->obj_ctx);
- int ret = get_obj_policy_from_attr(s->cct, store, *obj_ctx,
- bucket_info, bucket_attrs, acl, obj);
- if (ret == -ENOENT) {
- /* object does not exist checking the bucket's ACL to make sure
- that we send a proper error code */
- RGWAccessControlPolicy bucket_policy(s->cct);
- ret = get_bucket_policy_from_attr(s->cct, store, bucket_info, bucket_attrs, &bucket_policy);
- if (ret < 0) {
- return ret;
- }
-
- const rgw_user& bucket_owner = bucket_policy.get_owner().get_id();
- if (bucket_owner.compare(s->user->user_id) != 0 &&
- ! s->auth.identity->is_admin_of(bucket_owner) &&
- ! bucket_policy.verify_permission(*s->auth.identity, s->perm_mask,
- RGW_PERM_READ)) {
- ret = -EACCES;
- } else {
- ret = -ENOENT;
- }
- }
-
- return ret;
-}
-
-/**
- * Get the AccessControlPolicy for an user, bucket or object off of disk.
- * s: The req_state to draw information from.
- * only_bucket: If true, reads the user and bucket ACLs rather than the object ACL.
- * Returns: 0 on success, -ERR# otherwise.
- */
-int rgw_build_bucket_policies(RGWRados* store, struct req_state* s)
-{
- int ret = 0;
- rgw_obj_key obj;
- RGWUserInfo bucket_owner_info;
- RGWObjectCtx obj_ctx(store);
-
- string bi = s->info.args.get(RGW_SYS_PARAM_PREFIX "bucket-instance");
- if (!bi.empty()) {
- ret = rgw_bucket_parse_bucket_instance(bi, &s->bucket_instance_id, &s->bucket_instance_shard_id);
- if (ret < 0) {
- return ret;
- }
- }
-
- if(s->dialect.compare("s3") == 0) {
- s->bucket_acl = ceph::make_unique<RGWAccessControlPolicy_S3>(s->cct);
- } else if(s->dialect.compare("swift") == 0) {
- /* We aren't allocating the account policy for those operations using
- * the Swift's infrastructure that don't really need req_state::user.
- * Typical example here is the implementation of /info. */
- if (!s->user->user_id.empty()) {
- s->user_acl = ceph::make_unique<RGWAccessControlPolicy_SWIFTAcct>(s->cct);
- }
- s->bucket_acl = ceph::make_unique<RGWAccessControlPolicy_SWIFT>(s->cct);
- } else {
- s->bucket_acl = ceph::make_unique<RGWAccessControlPolicy>(s->cct);
- }
-
- /* check if copy source is within the current domain */
- if (!s->src_bucket_name.empty()) {
- RGWBucketInfo source_info;
-
- if (s->bucket_instance_id.empty()) {
- ret = store->get_bucket_info(obj_ctx, s->src_tenant_name, s->src_bucket_name, source_info, NULL);
- } else {
- ret = store->get_bucket_instance_info(obj_ctx, s->bucket_instance_id, source_info, NULL, NULL);
- }
- if (ret == 0) {
- string& zonegroup = source_info.zonegroup;
- s->local_source = store->get_zonegroup().equals(zonegroup);
- }
- }
-
- struct {
- rgw_user uid;
- std::string display_name;
- } acct_acl_user = {
- s->user->user_id,
- s->user->display_name,
- };
-
- if (!s->bucket_name.empty()) {
- s->bucket_exists = true;
- if (s->bucket_instance_id.empty()) {
- ret = store->get_bucket_info(obj_ctx, s->bucket_tenant, s->bucket_name, s->bucket_info, NULL, &s->bucket_attrs);
- } else {
- ret = store->get_bucket_instance_info(obj_ctx, s->bucket_instance_id, s->bucket_info, NULL, &s->bucket_attrs);
- }
- if (ret < 0) {
- if (ret != -ENOENT) {
- string bucket_log;
- rgw_make_bucket_entry_name(s->bucket_tenant, s->bucket_name, bucket_log);
- ldout(s->cct, 0) << "NOTICE: couldn't get bucket from bucket_name (name=" << bucket_log << ")" << dendl;
- return ret;
- }
- s->bucket_exists = false;
- }
- s->bucket = s->bucket_info.bucket;
-
- if (s->bucket_exists) {
- ret = read_bucket_policy(store, s, s->bucket_info, s->bucket_attrs,
- s->bucket_acl.get(), s->bucket);
- acct_acl_user = {
- s->bucket_info.owner,
- s->bucket_acl->get_owner().get_display_name(),
- };
- } else {
- s->bucket_acl->create_default(s->user->user_id, s->user->display_name);
- ret = -ERR_NO_SUCH_BUCKET;
- }
-
- s->bucket_owner = s->bucket_acl->get_owner();
-
- RGWZoneGroup zonegroup;
- int r = store->get_zonegroup(s->bucket_info.zonegroup, zonegroup);
- if (!r) {
- if (!zonegroup.endpoints.empty()) {
- s->zonegroup_endpoint = zonegroup.endpoints.front();
- } else {
- // use zonegroup's master zone endpoints
- auto z = zonegroup.zones.find(zonegroup.master_zone);
- if (z != zonegroup.zones.end() && !z->second.endpoints.empty()) {
- s->zonegroup_endpoint = z->second.endpoints.front();
- }
- }
- s->zonegroup_name = zonegroup.get_name();
- }
- if (r < 0 && ret == 0) {
- ret = r;
- }
-
- if (s->bucket_exists && !store->get_zonegroup().equals(s->bucket_info.zonegroup)) {
- ldout(s->cct, 0) << "NOTICE: request for data in a different zonegroup (" << s->bucket_info.zonegroup << " != " << store->get_zonegroup().get_id() << ")" << dendl;
- /* we now need to make sure that the operation actually requires copy source, that is
- * it's a copy operation
- */
- if (store->get_zonegroup().is_master_zonegroup() && s->system_request) {
- /*If this is the master, don't redirect*/
- } else if (s->op_type == RGW_OP_GET_BUCKET_LOCATION ) {
- /* If op is get bucket location, don't redirect */
- } else if (!s->local_source ||
- (s->op != OP_PUT && s->op != OP_COPY) ||
- s->object.empty()) {
- return -ERR_PERMANENT_REDIRECT;
- }
- }
- }
-
- /* handle user ACL only for those APIs which support it */
- if (s->user_acl) {
- map<string, bufferlist> uattrs;
-
- ret = rgw_get_user_attrs_by_uid(store, acct_acl_user.uid, uattrs);
- if (!ret) {
- ret = get_user_policy_from_attr(s->cct, store, uattrs, *s->user_acl);
- }
- if (-ENOENT == ret) {
- /* In already existing clusters users won't have ACL. In such case
- * assuming that only account owner has the rights seems to be
- * reasonable. That allows to have only one verification logic.
- * NOTE: there is small compatibility kludge for global, empty tenant:
- * 1. if we try to reach an existing bucket, its owner is considered
- * as account owner.
- * 2. otherwise account owner is identity stored in s->user->user_id. */
- s->user_acl->create_default(acct_acl_user.uid,
- acct_acl_user.display_name);
- ret = 0;
- } else {
- ldout(s->cct, 0) << "NOTICE: couldn't get user attrs for handling ACL (user_id="
- << s->user->user_id
- << ", ret="
- << ret
- << ")" << dendl;
- return ret;
- }
- }
-
- try {
- s->iam_policy = get_iam_policy_from_attr(s->cct, store, s->bucket_attrs,
- s->bucket_tenant);
- } catch (const std::exception& e) {
- // Really this is a can't happen condition. We parse the policy
- // when it's given to us, so perhaps we should abort or otherwise
- // raise bloody murder.
- lderr(s->cct) << "Error reading IAM Policy: " << e.what() << dendl;
- ret = -EACCES;
- }
-
- return ret;
-}
-
-/**
- * Get the AccessControlPolicy for a bucket or object off of disk.
- * s: The req_state to draw information from.
- * only_bucket: If true, reads the bucket ACL rather than the object ACL.
- * Returns: 0 on success, -ERR# otherwise.
- */
-int rgw_build_object_policies(RGWRados *store, struct req_state *s,
- bool prefetch_data)
-{
- int ret = 0;
-
- if (!s->object.empty()) {
- if (!s->bucket_exists) {
- return -ERR_NO_SUCH_BUCKET;
- }
- s->object_acl = ceph::make_unique<RGWAccessControlPolicy>(s->cct);
-
- rgw_obj obj(s->bucket, s->object);
-
- store->set_atomic(s->obj_ctx, obj);
- if (prefetch_data) {
- store->set_prefetch_data(s->obj_ctx, obj);
- }
- ret = read_obj_policy(store, s, s->bucket_info, s->bucket_attrs,
- s->object_acl.get(), s->iam_policy, s->bucket,
- s->object);
- }
-
- return ret;
-}
-
-rgw::IAM::Environment rgw_build_iam_environment(RGWRados* store,
- struct req_state* s)
-{
- rgw::IAM::Environment e;
- const auto& m = s->info.env->get_map();
- auto t = ceph::real_clock::now();
- e.emplace(std::piecewise_construct,
- std::forward_as_tuple("aws:CurrentTime"),
- std::forward_as_tuple(std::to_string(
- ceph::real_clock::to_time_t(t))));
- e.emplace(std::piecewise_construct,
- std::forward_as_tuple("aws:EpochTime"),
- std::forward_as_tuple(ceph::to_iso_8601(t)));
- // TODO: This is fine for now, but once we have STS we'll need to
- // look and see. Also this won't work with the IdentityApplier
- // model, since we need to know the actual credential.
- e.emplace(std::piecewise_construct,
- std::forward_as_tuple("aws:PrincipalType"),
- std::forward_as_tuple("User"));
-
- auto i = m.find("HTTP_REFERER");
- if (i != m.end()) {
- e.emplace(std::piecewise_construct,
- std::forward_as_tuple("aws:Referer"),
- std::forward_as_tuple(i->second));
- }
-
- // These seem to be the semantics, judging from rest_rgw_s3.cc
- i = m.find("SERVER_PORT_SECURE");
- if (i != m.end()) {
- e.emplace(std::piecewise_construct,
- std::forward_as_tuple("aws:SecureTransport"),
- std::forward_as_tuple("true"));
- }
-
- i = m.find("HTTP_HOST");
- if (i != m.end()) {
- e.emplace(std::piecewise_construct,
- std::forward_as_tuple("aws:SourceIp"),
- std::forward_as_tuple(i->second));
- }
-
- i = m.find("HTTP_USER_AGENT"); {
- if (i != m.end())
- e.emplace(std::piecewise_construct,
- std::forward_as_tuple("aws:UserAgent"),
- std::forward_as_tuple(i->second));
- }
-
- if (s->user) {
- // What to do about aws::userid? One can have multiple access
- // keys so that isn't really suitable. Do we have a durable
- // identifier that can persist through name changes?
- e.emplace(std::piecewise_construct,
- std::forward_as_tuple("aws:username"),
- std::forward_as_tuple(s->user->user_id.id));
- }
- return e;
-}
-
-void rgw_bucket_object_pre_exec(struct req_state *s)
-{
- if (s->expect_cont)
- dump_continue(s);
-
- dump_bucket_from_state(s);
-}
-
-int RGWGetObj::verify_permission()
-{
- obj = rgw_obj(s->bucket, s->object);
- store->set_atomic(s->obj_ctx, obj);
- if (get_data) {
- store->set_prefetch_data(s->obj_ctx, obj);
- }
-
- if (torrent.get_flag()) {
- if (obj.key.instance.empty()) {
- action = rgw::IAM::s3GetObjectTorrent;
- } else {
- action = rgw::IAM::s3GetObjectVersionTorrent;
- }
- } else {
- if (obj.key.instance.empty()) {
- action = rgw::IAM::s3GetObject;
- } else {
- action = rgw::IAM::s3GetObjectVersion;
- }
- }
-
- if (!verify_object_permission(s, action)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-
-int RGWOp::verify_op_mask()
-{
- uint32_t required_mask = op_mask();
-
- ldout(s->cct, 20) << "required_mask= " << required_mask
- << " user.op_mask=" << s->user->op_mask << dendl;
-
- if ((s->user->op_mask & required_mask) != required_mask) {
- return -EPERM;
- }
-
- if (!s->system_request && (required_mask & RGW_OP_TYPE_MODIFY) && !store->zone_is_writeable()) {
- ldout(s->cct, 5) << "NOTICE: modify request to a read-only zone by a non-system user, permission denied" << dendl;
- return -EPERM;
- }
-
- return 0;
-}
-
-int RGWGetObjTags::verify_permission()
-{
- if (!verify_object_permission(s,
- s->object.instance.empty() ?
- rgw::IAM::s3GetObjectTagging:
- rgw::IAM::s3GetObjectVersionTagging))
- return -EACCES;
-
- return 0;
-}
-
-void RGWGetObjTags::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWGetObjTags::execute()
-{
- rgw_obj obj;
- map<string,bufferlist> attrs;
-
- obj = rgw_obj(s->bucket, s->object);
-
- store->set_atomic(s->obj_ctx, obj);
-
- op_ret = get_obj_attrs(store, s, obj, attrs);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "ERROR: failed to get obj attrs, obj=" << obj
- << " ret=" << op_ret << dendl;
- return;
- }
-
- auto tags = attrs.find(RGW_ATTR_TAGS);
- if(tags != attrs.end()){
- has_tags = true;
- tags_bl.append(tags->second);
- }
- send_response_data(tags_bl);
-}
-
-int RGWPutObjTags::verify_permission()
-{
- if (!verify_object_permission(s,
- s->object.instance.empty() ?
- rgw::IAM::s3PutObjectTagging:
- rgw::IAM::s3PutObjectVersionTagging))
- return -EACCES;
- return 0;
-}
-
-void RGWPutObjTags::execute()
-{
- op_ret = get_params();
- if (op_ret < 0)
- return;
-
- if (s->object.empty()){
- op_ret= -EINVAL; // we only support tagging on existing objects
- return;
- }
-
- rgw_obj obj;
- obj = rgw_obj(s->bucket, s->object);
- store->set_atomic(s->obj_ctx, obj);
- op_ret = modify_obj_attr(store, s, obj, RGW_ATTR_TAGS, tags_bl);
- if (op_ret == -ECANCELED){
- op_ret = -ERR_TAG_CONFLICT;
- }
-}
-
-void RGWDeleteObjTags::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-
-int RGWDeleteObjTags::verify_permission()
-{
- if (!s->object.empty()) {
- if (!verify_object_permission(s,
- s->object.instance.empty() ?
- rgw::IAM::s3DeleteObjectTagging:
- rgw::IAM::s3DeleteObjectVersionTagging))
- return -EACCES;
- }
- return 0;
-}
-
-void RGWDeleteObjTags::execute()
-{
- if (s->object.empty())
- return;
-
- rgw_obj obj;
- obj = rgw_obj(s->bucket, s->object);
- store->set_atomic(s->obj_ctx, obj);
- map <string, bufferlist> attrs;
- map <string, bufferlist> rmattr;
- bufferlist bl;
- rmattr[RGW_ATTR_TAGS] = bl;
- op_ret = store->set_attrs(s->obj_ctx, s->bucket_info, obj, attrs, &rmattr);
-}
-
-int RGWOp::do_aws4_auth_completion()
-{
- ldout(s->cct, 5) << "NOTICE: call to do_aws4_auth_completion" << dendl;
- if (s->auth.completer) {
- if (!s->auth.completer->complete()) {
- return -ERR_AMZ_CONTENT_SHA256_MISMATCH;
- } else {
- dout(10) << "v4 auth ok -- do_aws4_auth_completion" << dendl;
- }
-
- /* TODO(rzarzynski): yes, we're really called twice on PUTs. Only first
- * call passes, so we disable second one. This is old behaviour, sorry!
- * Plan for tomorrow: seek and destroy. */
- s->auth.completer = nullptr;
- }
-
- return 0;
-}
-
-int RGWOp::init_quota()
-{
- /* no quota enforcement for system requests */
- if (s->system_request)
- return 0;
-
- /* init quota related stuff */
- if (!(s->user->op_mask & RGW_OP_TYPE_MODIFY)) {
- return 0;
- }
-
- /* only interested in object related ops */
- if (s->object.empty()) {
- return 0;
- }
-
- RGWUserInfo owner_info;
- RGWUserInfo *uinfo;
-
- if (s->user->user_id == s->bucket_owner.get_id()) {
- uinfo = s->user;
- } else {
- int r = rgw_get_user_info_by_uid(store, s->bucket_info.owner, owner_info);
- if (r < 0)
- return r;
- uinfo = &owner_info;
- }
-
- if (s->bucket_info.quota.enabled) {
- bucket_quota = s->bucket_info.quota;
- } else if (uinfo->bucket_quota.enabled) {
- bucket_quota = uinfo->bucket_quota;
- } else {
- bucket_quota = store->get_bucket_quota();
- }
-
- if (uinfo->user_quota.enabled) {
- user_quota = uinfo->user_quota;
- } else {
- user_quota = store->get_user_quota();
- }
-
- return 0;
-}
-
-static bool validate_cors_rule_method(RGWCORSRule *rule, const char *req_meth) {
- uint8_t flags = 0;
-
- if (!req_meth) {
- dout(5) << "req_meth is null" << dendl;
- return false;
- }
-
- if (strcmp(req_meth, "GET") == 0) flags = RGW_CORS_GET;
- else if (strcmp(req_meth, "POST") == 0) flags = RGW_CORS_POST;
- else if (strcmp(req_meth, "PUT") == 0) flags = RGW_CORS_PUT;
- else if (strcmp(req_meth, "DELETE") == 0) flags = RGW_CORS_DELETE;
- else if (strcmp(req_meth, "HEAD") == 0) flags = RGW_CORS_HEAD;
-
- if ((rule->get_allowed_methods() & flags) == flags) {
- dout(10) << "Method " << req_meth << " is supported" << dendl;
- } else {
- dout(5) << "Method " << req_meth << " is not supported" << dendl;
- return false;
- }
-
- return true;
-}
-
-int RGWOp::read_bucket_cors()
-{
- bufferlist bl;
-
- map<string, bufferlist>::iterator aiter = s->bucket_attrs.find(RGW_ATTR_CORS);
- if (aiter == s->bucket_attrs.end()) {
- ldout(s->cct, 20) << "no CORS configuration attr found" << dendl;
- cors_exist = false;
- return 0; /* no CORS configuration found */
- }
-
- cors_exist = true;
-
- bl = aiter->second;
-
- bufferlist::iterator iter = bl.begin();
- try {
- bucket_cors.decode(iter);
- } catch (buffer::error& err) {
- ldout(s->cct, 0) << "ERROR: could not decode policy, caught buffer::error" << dendl;
- return -EIO;
- }
- if (s->cct->_conf->subsys.should_gather(ceph_subsys_rgw, 15)) {
- RGWCORSConfiguration_S3 *s3cors = static_cast<RGWCORSConfiguration_S3 *>(&bucket_cors);
- ldout(s->cct, 15) << "Read RGWCORSConfiguration";
- s3cors->to_xml(*_dout);
- *_dout << dendl;
- }
- return 0;
-}
-
-/** CORS 6.2.6.
- * If any of the header field-names is not a ASCII case-insensitive match for
- * any of the values in list of headers do not set any additional headers and
- * terminate this set of steps.
- * */
-static void get_cors_response_headers(RGWCORSRule *rule, const char *req_hdrs, string& hdrs, string& exp_hdrs, unsigned *max_age) {
- if (req_hdrs) {
- list<string> hl;
- get_str_list(req_hdrs, hl);
- for(list<string>::iterator it = hl.begin(); it != hl.end(); ++it) {
- if (!rule->is_header_allowed((*it).c_str(), (*it).length())) {
- dout(5) << "Header " << (*it) << " is not registered in this rule" << dendl;
- } else {
- if (hdrs.length() > 0) hdrs.append(",");
- hdrs.append((*it));
- }
- }
- }
- rule->format_exp_headers(exp_hdrs);
- *max_age = rule->get_max_age();
-}
-
-/**
- * Generate the CORS header response
- *
- * This is described in the CORS standard, section 6.2.
- */
-bool RGWOp::generate_cors_headers(string& origin, string& method, string& headers, string& exp_headers, unsigned *max_age)
-{
- /* CORS 6.2.1. */
- const char *orig = s->info.env->get("HTTP_ORIGIN");
- if (!orig) {
- return false;
- }
-
- /* Custom: */
- origin = orig;
- op_ret = read_bucket_cors();
- if (op_ret < 0) {
- return false;
- }
-
- if (!cors_exist) {
- dout(2) << "No CORS configuration set yet for this bucket" << dendl;
- return false;
- }
-
- /* CORS 6.2.2. */
- RGWCORSRule *rule = bucket_cors.host_name_rule(orig);
- if (!rule)
- return false;
-
- /*
- * Set the Allowed-Origin header to a asterisk if this is allowed in the rule
- * and no Authorization was send by the client
- *
- * The origin parameter specifies a URI that may access the resource. The browser must enforce this.
- * For requests without credentials, the server may specify "*" as a wildcard,
- * thereby allowing any origin to access the resource.
- */
- const char *authorization = s->info.env->get("HTTP_AUTHORIZATION");
- if (!authorization && rule->has_wildcard_origin())
- origin = "*";
-
- /* CORS 6.2.3. */
- const char *req_meth = s->info.env->get("HTTP_ACCESS_CONTROL_REQUEST_METHOD");
- if (!req_meth) {
- req_meth = s->info.method;
- }
-
- if (req_meth) {
- method = req_meth;
- /* CORS 6.2.5. */
- if (!validate_cors_rule_method(rule, req_meth)) {
- return false;
- }
- }
-
- /* CORS 6.2.4. */
- const char *req_hdrs = s->info.env->get("HTTP_ACCESS_CONTROL_REQUEST_HEADERS");
-
- /* CORS 6.2.6. */
- get_cors_response_headers(rule, req_hdrs, headers, exp_headers, max_age);
-
- return true;
-}
-
-int RGWGetObj::read_user_manifest_part(rgw_bucket& bucket,
- const rgw_bucket_dir_entry& ent,
- RGWAccessControlPolicy * const bucket_acl,
- const optional<Policy>& bucket_policy,
- const off_t start_ofs,
- const off_t end_ofs)
-{
- ldout(s->cct, 20) << "user manifest obj=" << ent.key.name << "[" << ent.key.instance << "]" << dendl;
- RGWGetObj_CB cb(this);
- RGWGetDataCB* filter = &cb;
- boost::optional<RGWGetObj_Decompress> decompress;
-
- int64_t cur_ofs = start_ofs;
- int64_t cur_end = end_ofs;
-
- rgw_obj part(bucket, ent.key);
-
- map<string, bufferlist> attrs;
-
- uint64_t obj_size;
- RGWObjectCtx obj_ctx(store);
- RGWAccessControlPolicy obj_policy(s->cct);
-
- ldout(s->cct, 20) << "reading obj=" << part << " ofs=" << cur_ofs << " end=" << cur_end << dendl;
-
- obj_ctx.obj.set_atomic(part);
- store->set_prefetch_data(&obj_ctx, part);
-
- RGWRados::Object op_target(store, s->bucket_info, obj_ctx, part);
- RGWRados::Object::Read read_op(&op_target);
-
- read_op.conds.if_match = ent.meta.etag.c_str();
- read_op.params.attrs = &attrs;
- read_op.params.obj_size = &obj_size;
-
- op_ret = read_op.prepare();
- if (op_ret < 0)
- return op_ret;
- op_ret = read_op.range_to_ofs(ent.meta.accounted_size, cur_ofs, cur_end);
- if (op_ret < 0)
- return op_ret;
- bool need_decompress;
- op_ret = rgw_compression_info_from_attrset(attrs, need_decompress, cs_info);
- if (op_ret < 0) {
- lderr(s->cct) << "ERROR: failed to decode compression info, cannot decompress" << dendl;
- return -EIO;
- }
-
- if (need_decompress)
- {
- if (cs_info.orig_size != ent.meta.accounted_size) {
- // hmm.. something wrong, object not as expected, abort!
- ldout(s->cct, 0) << "ERROR: expected cs_info.orig_size=" << cs_info.orig_size <<
- ", actual read size=" << ent.meta.size << dendl;
- return -EIO;
- }
- decompress.emplace(s->cct, &cs_info, partial_content, filter);
- filter = &*decompress;
- }
- else
- {
- if (obj_size != ent.meta.size) {
- // hmm.. something wrong, object not as expected, abort!
- ldout(s->cct, 0) << "ERROR: expected obj_size=" << obj_size << ", actual read size=" << ent.meta.size << dendl;
- return -EIO;
- }
- }
-
- op_ret = rgw_policy_from_attrset(s->cct, attrs, &obj_policy);
- if (op_ret < 0)
- return op_ret;
-
- /* We can use global user_acl because LOs cannot have segments
- * stored inside different accounts. */
- if (s->system_request) {
- ldout(s->cct, 2) << "overriding permissions due to system operation" << dendl;
- } else if (s->auth.identity->is_admin_of(s->user->user_id)) {
- ldout(s->cct, 2) << "overriding permissions due to admin operation" << dendl;
- } else if (!verify_object_permission(s, part, s->user_acl.get(), bucket_acl,
- &obj_policy, bucket_policy, action)) {
- return -EPERM;
- }
-
- if (ent.meta.size == 0) {
- return 0;
- }
-
- perfcounter->inc(l_rgw_get_b, cur_end - cur_ofs);
- filter->fixup_range(cur_ofs, cur_end);
- op_ret = read_op.iterate(cur_ofs, cur_end, filter);
- if (op_ret >= 0)
- op_ret = filter->flush();
- return op_ret;
-}
-
-static int iterate_user_manifest_parts(CephContext * const cct,
- RGWRados * const store,
- const off_t ofs,
- const off_t end,
- RGWBucketInfo *pbucket_info,
- const string& obj_prefix,
- RGWAccessControlPolicy * const bucket_acl,
- const optional<Policy>& bucket_policy,
- uint64_t * const ptotal_len,
- uint64_t * const pobj_size,
- string * const pobj_sum,
- int (*cb)(rgw_bucket& bucket,
- const rgw_bucket_dir_entry& ent,
- RGWAccessControlPolicy * const bucket_acl,
- const optional<Policy>& bucket_policy,
- off_t start_ofs,
- off_t end_ofs,
- void *param),
- void * const cb_param)
-{
- rgw_bucket& bucket = pbucket_info->bucket;
- uint64_t obj_ofs = 0, len_count = 0;
- bool found_start = false, found_end = false, handled_end = false;
- string delim;
- bool is_truncated;
- vector<rgw_bucket_dir_entry> objs;
-
- utime_t start_time = ceph_clock_now();
-
- RGWRados::Bucket target(store, *pbucket_info);
- RGWRados::Bucket::List list_op(&target);
-
- list_op.params.prefix = obj_prefix;
- list_op.params.delim = delim;
-
- MD5 etag_sum;
- do {
-#define MAX_LIST_OBJS 100
- int r = list_op.list_objects(MAX_LIST_OBJS, &objs, NULL, &is_truncated);
- if (r < 0) {
- return r;
- }
-
- for (rgw_bucket_dir_entry& ent : objs) {
- const uint64_t cur_total_len = obj_ofs;
- const uint64_t obj_size = ent.meta.accounted_size;
- uint64_t start_ofs = 0, end_ofs = obj_size;
-
- if ((ptotal_len || cb) && !found_start && cur_total_len + obj_size > (uint64_t)ofs) {
- start_ofs = ofs - obj_ofs;
- found_start = true;
- }
-
- obj_ofs += obj_size;
- if (pobj_sum) {
- etag_sum.Update((const byte *)ent.meta.etag.c_str(),
- ent.meta.etag.length());
- }
-
- if ((ptotal_len || cb) && !found_end && obj_ofs > (uint64_t)end) {
- end_ofs = end - cur_total_len + 1;
- found_end = true;
- }
-
- perfcounter->tinc(l_rgw_get_lat,
- (ceph_clock_now() - start_time));
-
- if (found_start && !handled_end) {
- len_count += end_ofs - start_ofs;
-
- if (cb) {
- r = cb(bucket, ent, bucket_acl, bucket_policy, start_ofs, end_ofs, cb_param);
- if (r < 0) {
- return r;
- }
- }
- }
-
- handled_end = found_end;
- start_time = ceph_clock_now();
- }
- } while (is_truncated);
-
- if (ptotal_len) {
- *ptotal_len = len_count;
- }
- if (pobj_size) {
- *pobj_size = obj_ofs;
- }
- if (pobj_sum) {
- complete_etag(etag_sum, pobj_sum);
- }
-
- return 0;
-}
-
-struct rgw_slo_part {
- RGWAccessControlPolicy *bucket_acl = nullptr;
- Policy* bucket_policy = nullptr;
- rgw_bucket bucket;
- string obj_name;
- uint64_t size = 0;
- string etag;
-};
-
-static int iterate_slo_parts(CephContext *cct,
- RGWRados *store,
- off_t ofs,
- off_t end,
- map<uint64_t, rgw_slo_part>& slo_parts,
- int (*cb)(rgw_bucket& bucket,
- const rgw_bucket_dir_entry& ent,
- RGWAccessControlPolicy *bucket_acl,
- const optional<Policy>& bucket_policy,
- off_t start_ofs,
- off_t end_ofs,
- void *param),
- void *cb_param)
-{
- bool found_start = false, found_end = false;
-
- if (slo_parts.empty()) {
- return 0;
- }
-
- utime_t start_time = ceph_clock_now();
-
- map<uint64_t, rgw_slo_part>::iterator iter = slo_parts.upper_bound(ofs);
- if (iter != slo_parts.begin()) {
- --iter;
- }
-
- uint64_t obj_ofs = iter->first;
-
- for (; iter != slo_parts.end() && !found_end; ++iter) {
- rgw_slo_part& part = iter->second;
- rgw_bucket_dir_entry ent;
-
- ent.key.name = part.obj_name;
- ent.meta.accounted_size = ent.meta.size = part.size;
- ent.meta.etag = part.etag;
-
- uint64_t cur_total_len = obj_ofs;
- uint64_t start_ofs = 0, end_ofs = ent.meta.size;
-
- if (!found_start && cur_total_len + ent.meta.size > (uint64_t)ofs) {
- start_ofs = ofs - obj_ofs;
- found_start = true;
- }
-
- obj_ofs += ent.meta.size;
-
- if (!found_end && obj_ofs > (uint64_t)end) {
- end_ofs = end - cur_total_len + 1;
- found_end = true;
- }
-
- perfcounter->tinc(l_rgw_get_lat,
- (ceph_clock_now() - start_time));
-
- if (found_start) {
- if (cb) {
- // SLO is a Swift thing, and Swift has no knowledge of S3 Policies.
- int r = cb(part.bucket, ent, part.bucket_acl,
- (part.bucket_policy ?
- optional<Policy>(*part.bucket_policy) : none),
- start_ofs, end_ofs, cb_param);
- if (r < 0)
- return r;
- }
- }
-
- start_time = ceph_clock_now();
- }
-
- return 0;
-}
-
-static int get_obj_user_manifest_iterate_cb(rgw_bucket& bucket,
- const rgw_bucket_dir_entry& ent,
- RGWAccessControlPolicy * const bucket_acl,
- const optional<Policy>& bucket_policy,
- const off_t start_ofs,
- const off_t end_ofs,
- void * const param)
-{
- RGWGetObj *op = static_cast<RGWGetObj *>(param);
- return op->read_user_manifest_part(bucket, ent, bucket_acl, bucket_policy, start_ofs, end_ofs);
-}
-
-int RGWGetObj::handle_user_manifest(const char *prefix)
-{
- const boost::string_view prefix_view(prefix);
- ldout(s->cct, 2) << "RGWGetObj::handle_user_manifest() prefix="
- << prefix_view << dendl;
-
- const size_t pos = prefix_view.find('/');
- if (pos == string::npos) {
- return -EINVAL;
- }
-
- const std::string bucket_name = url_decode(prefix_view.substr(0, pos));
- const std::string obj_prefix = url_decode(prefix_view.substr(pos + 1));
-
- rgw_bucket bucket;
-
- RGWAccessControlPolicy _bucket_acl(s->cct);
- RGWAccessControlPolicy *bucket_acl;
- optional<Policy> _bucket_policy;
- optional<Policy>* bucket_policy;
- RGWBucketInfo bucket_info;
- RGWBucketInfo *pbucket_info;
-
- if (bucket_name.compare(s->bucket.name) != 0) {
- map<string, bufferlist> bucket_attrs;
- RGWObjectCtx obj_ctx(store);
- int r = store->get_bucket_info(obj_ctx, s->user->user_id.tenant,
- bucket_name, bucket_info, NULL,
- &bucket_attrs);
- if (r < 0) {
- ldout(s->cct, 0) << "could not get bucket info for bucket="
- << bucket_name << dendl;
- return r;
- }
- bucket = bucket_info.bucket;
- pbucket_info = &bucket_info;
- bucket_acl = &_bucket_acl;
- r = read_bucket_policy(store, s, bucket_info, bucket_attrs, bucket_acl, bucket);
- if (r < 0) {
- ldout(s->cct, 0) << "failed to read bucket policy" << dendl;
- return r;
- }
- _bucket_policy = get_iam_policy_from_attr(s->cct, store, bucket_attrs,
- bucket_info.bucket.tenant);
- bucket_policy = &_bucket_policy;
- } else {
- bucket = s->bucket;
- pbucket_info = &s->bucket_info;
- bucket_acl = s->bucket_acl.get();
- bucket_policy = &s->iam_policy;
- }
-
- /* dry run to find out:
- * - total length (of the parts we are going to send to client),
- * - overall DLO's content size,
- * - md5 sum of overall DLO's content (for etag of Swift API). */
- int r = iterate_user_manifest_parts(s->cct, store, ofs, end,
- pbucket_info, obj_prefix, bucket_acl, *bucket_policy,
- nullptr, &s->obj_size, &lo_etag,
- nullptr /* cb */, nullptr /* cb arg */);
- if (r < 0) {
- return r;
- }
-
- r = RGWRados::Object::Read::range_to_ofs(s->obj_size, ofs, end);
- if (r < 0) {
- return r;
- }
-
- r = iterate_user_manifest_parts(s->cct, store, ofs, end,
- pbucket_info, obj_prefix, bucket_acl, *bucket_policy,
- &total_len, nullptr, nullptr,
- nullptr, nullptr);
- if (r < 0) {
- return r;
- }
-
- if (!get_data) {
- bufferlist bl;
- send_response_data(bl, 0, 0);
- return 0;
- }
-
- r = iterate_user_manifest_parts(s->cct, store, ofs, end,
- pbucket_info, obj_prefix, bucket_acl, *bucket_policy,
- nullptr, nullptr, nullptr,
- get_obj_user_manifest_iterate_cb, (void *)this);
- if (r < 0) {
- return r;
- }
-
- if (!total_len) {
- bufferlist bl;
- send_response_data(bl, 0, 0);
- }
-
- return 0;
-}
-
-int RGWGetObj::handle_slo_manifest(bufferlist& bl)
-{
- RGWSLOInfo slo_info;
- bufferlist::iterator bliter = bl.begin();
- try {
- ::decode(slo_info, bliter);
- } catch (buffer::error& err) {
- ldout(s->cct, 0) << "ERROR: failed to decode slo manifest" << dendl;
- return -EIO;
- }
- ldout(s->cct, 2) << "RGWGetObj::handle_slo_manifest()" << dendl;
-
- vector<RGWAccessControlPolicy> allocated_acls;
- map<string, pair<RGWAccessControlPolicy *, optional<Policy>>> policies;
- map<string, rgw_bucket> buckets;
-
- map<uint64_t, rgw_slo_part> slo_parts;
-
- MD5 etag_sum;
- total_len = 0;
-
- for (const auto& entry : slo_info.entries) {
- const string& path = entry.path;
-
- /* If the path starts with slashes, strip them all. */
- const size_t pos_init = path.find_first_not_of('/');
- /* According to the documentation of std::string::find following check
- * is not necessary as we should get the std::string::npos propagation
- * here. This might be true with the accuracy to implementation's bugs.
- * See following question on SO:
- * http://stackoverflow.com/questions/1011790/why-does-stdstring-findtext-stdstringnpos-not-return-npos
- */
- if (pos_init == string::npos) {
- return -EINVAL;
- }
-
- const size_t pos_sep = path.find('/', pos_init);
- if (pos_sep == string::npos) {
- return -EINVAL;
- }
-
- string bucket_name = path.substr(pos_init, pos_sep - pos_init);
- string obj_name = path.substr(pos_sep + 1);
-
- rgw_bucket bucket;
- RGWAccessControlPolicy *bucket_acl;
- Policy* bucket_policy;
-
- if (bucket_name.compare(s->bucket.name) != 0) {
- const auto& piter = policies.find(bucket_name);
- if (piter != policies.end()) {
- bucket_acl = piter->second.first;
- bucket_policy = piter->second.second.get_ptr();
- bucket = buckets[bucket_name];
- } else {
- allocated_acls.push_back(RGWAccessControlPolicy(s->cct));
- RGWAccessControlPolicy& _bucket_acl = allocated_acls.back();
-
- RGWBucketInfo bucket_info;
- map<string, bufferlist> bucket_attrs;
- RGWObjectCtx obj_ctx(store);
- int r = store->get_bucket_info(obj_ctx, s->user->user_id.tenant,
- bucket_name, bucket_info, nullptr,
- &bucket_attrs);
- if (r < 0) {
- ldout(s->cct, 0) << "could not get bucket info for bucket="
- << bucket_name << dendl;
- return r;
- }
- bucket = bucket_info.bucket;
- bucket_acl = &_bucket_acl;
- r = read_bucket_policy(store, s, bucket_info, bucket_attrs, bucket_acl,
- bucket);
- if (r < 0) {
- ldout(s->cct, 0) << "failed to read bucket ACL for bucket "
- << bucket << dendl;
- return r;
- }
- auto _bucket_policy = get_iam_policy_from_attr(
- s->cct, store, bucket_attrs, bucket_info.bucket.tenant);
- bucket_policy = _bucket_policy.get_ptr();
- buckets[bucket_name] = bucket;
- policies[bucket_name] = make_pair(bucket_acl, _bucket_policy);
- }
- } else {
- bucket = s->bucket;
- bucket_acl = s->bucket_acl.get();
- bucket_policy = s->iam_policy.get_ptr();
- }
-
- rgw_slo_part part;
- part.bucket_acl = bucket_acl;
- part.bucket_policy = bucket_policy;
- part.bucket = bucket;
- part.obj_name = obj_name;
- part.size = entry.size_bytes;
- part.etag = entry.etag;
- ldout(s->cct, 20) << "slo_part: ofs=" << ofs
- << " bucket=" << part.bucket
- << " obj=" << part.obj_name
- << " size=" << part.size
- << " etag=" << part.etag
- << dendl;
-
- etag_sum.Update((const byte *)entry.etag.c_str(),
- entry.etag.length());
-
- slo_parts[total_len] = part;
- total_len += part.size;
- }
-
- complete_etag(etag_sum, &lo_etag);
-
- s->obj_size = slo_info.total_size;
- ldout(s->cct, 20) << "s->obj_size=" << s->obj_size << dendl;
-
- int r = RGWRados::Object::Read::range_to_ofs(total_len, ofs, end);
- if (r < 0) {
- return r;
- }
-
- total_len = end - ofs + 1;
-
- r = iterate_slo_parts(s->cct, store, ofs, end, slo_parts,
- get_obj_user_manifest_iterate_cb, (void *)this);
- if (r < 0) {
- return r;
- }
-
- return 0;
-}
-
-int RGWGetObj::get_data_cb(bufferlist& bl, off_t bl_ofs, off_t bl_len)
-{
- /* garbage collection related handling */
- utime_t start_time = ceph_clock_now();
- if (start_time > gc_invalidate_time) {
- int r = store->defer_gc(s->obj_ctx, s->bucket_info, obj);
- if (r < 0) {
- dout(0) << "WARNING: could not defer gc entry for obj" << dendl;
- }
- gc_invalidate_time = start_time;
- gc_invalidate_time += (s->cct->_conf->rgw_gc_obj_min_wait / 2);
- }
- return send_response_data(bl, bl_ofs, bl_len);
-}
-
-bool RGWGetObj::prefetch_data()
-{
- /* HEAD request, stop prefetch*/
- if (!get_data) {
- return false;
- }
-
- bool prefetch_first_chunk = true;
- range_str = s->info.env->get("HTTP_RANGE");
-
- if(range_str) {
- int r = parse_range(range_str, ofs, end, &partial_content);
- /* error on parsing the range, stop prefetch and will fail in execte() */
- if (r < 0) {
- range_parsed = false;
- return false;
- } else {
- range_parsed = true;
- }
- /* range get goes to shadown objects, stop prefetch */
- if (ofs >= s->cct->_conf->rgw_max_chunk_size) {
- prefetch_first_chunk = false;
- }
- }
-
- return get_data && prefetch_first_chunk;
-}
-void RGWGetObj::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-static bool object_is_expired(map<string, bufferlist>& attrs) {
- map<string, bufferlist>::iterator iter = attrs.find(RGW_ATTR_DELETE_AT);
- if (iter != attrs.end()) {
- utime_t delete_at;
- try {
- ::decode(delete_at, iter->second);
- } catch (buffer::error& err) {
- dout(0) << "ERROR: " << __func__ << ": failed to decode " RGW_ATTR_DELETE_AT " attr" << dendl;
- return false;
- }
-
- if (delete_at <= ceph_clock_now() && !delete_at.is_zero()) {
- return true;
- }
- }
-
- return false;
-}
-
-void RGWGetObj::execute()
-{
- utime_t start_time = s->time;
- bufferlist bl;
- gc_invalidate_time = ceph_clock_now();
- gc_invalidate_time += (s->cct->_conf->rgw_gc_obj_min_wait / 2);
-
- bool need_decompress;
- int64_t ofs_x, end_x;
-
- RGWGetObj_CB cb(this);
- RGWGetDataCB* filter = (RGWGetDataCB*)&cb;
- boost::optional<RGWGetObj_Decompress> decompress;
- std::unique_ptr<RGWGetDataCB> decrypt;
- map<string, bufferlist>::iterator attr_iter;
-
- perfcounter->inc(l_rgw_get);
-
- RGWRados::Object op_target(store, s->bucket_info, *static_cast<RGWObjectCtx *>(s->obj_ctx), obj);
- RGWRados::Object::Read read_op(&op_target);
-
- op_ret = get_params();
- if (op_ret < 0)
- goto done_err;
-
- op_ret = init_common();
- if (op_ret < 0)
- goto done_err;
-
- read_op.conds.mod_ptr = mod_ptr;
- read_op.conds.unmod_ptr = unmod_ptr;
- read_op.conds.high_precision_time = s->system_request; /* system request need to use high precision time */
- read_op.conds.mod_zone_id = mod_zone_id;
- read_op.conds.mod_pg_ver = mod_pg_ver;
- read_op.conds.if_match = if_match;
- read_op.conds.if_nomatch = if_nomatch;
- read_op.params.attrs = &attrs;
- read_op.params.lastmod = &lastmod;
- read_op.params.obj_size = &s->obj_size;
-
- op_ret = read_op.prepare();
- if (op_ret < 0)
- goto done_err;
- version_id = read_op.state.obj.key.instance;
-
- /* STAT ops don't need data, and do no i/o */
- if (get_type() == RGW_OP_STAT_OBJ) {
- return;
- }
-
- /* start gettorrent */
- if (torrent.get_flag())
- {
- attr_iter = attrs.find(RGW_ATTR_CRYPT_MODE);
- if (attr_iter != attrs.end() && attr_iter->second.to_str() == "SSE-C-AES256") {
- op_ret = -ERR_INVALID_REQUEST;
- goto done_err;
- }
- torrent.init(s, store);
- op_ret = torrent.get_torrent_file(read_op, total_len, bl, obj);
- if (op_ret < 0)
- {
- ldout(s->cct, 0) << "ERROR: failed to get_torrent_file ret= " << op_ret
- << dendl;
- goto done_err;
- }
- op_ret = send_response_data(bl, 0, total_len);
- if (op_ret < 0)
- {
- ldout(s->cct, 0) << "ERROR: failed to send_response_data ret= " << op_ret
- << dendl;
- goto done_err;
- }
- return;
- }
- /* end gettorrent */
-
- op_ret = rgw_compression_info_from_attrset(attrs, need_decompress, cs_info);
- if (op_ret < 0) {
- lderr(s->cct) << "ERROR: failed to decode compression info, cannot decompress" << dendl;
- goto done_err;
- }
- if (need_decompress) {
- s->obj_size = cs_info.orig_size;
- decompress.emplace(s->cct, &cs_info, partial_content, filter);
- filter = &*decompress;
- }
-
- attr_iter = attrs.find(RGW_ATTR_USER_MANIFEST);
- if (attr_iter != attrs.end() && !skip_manifest) {
- op_ret = handle_user_manifest(attr_iter->second.c_str());
- if (op_ret < 0) {
- ldout(s->cct, 0) << "ERROR: failed to handle user manifest ret="
- << op_ret << dendl;
- goto done_err;
- }
- return;
- }
-
- attr_iter = attrs.find(RGW_ATTR_SLO_MANIFEST);
- if (attr_iter != attrs.end() && !skip_manifest) {
- is_slo = true;
- op_ret = handle_slo_manifest(attr_iter->second);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "ERROR: failed to handle slo manifest ret=" << op_ret
- << dendl;
- goto done_err;
- }
- return;
- }
-
- // for range requests with obj size 0
- if (range_str && !(s->obj_size)) {
- total_len = 0;
- op_ret = -ERANGE;
- goto done_err;
- }
-
- op_ret = read_op.range_to_ofs(s->obj_size, ofs, end);
- if (op_ret < 0)
- goto done_err;
- total_len = (ofs <= end ? end + 1 - ofs : 0);
-
- /* Check whether the object has expired. Swift API documentation
- * stands that we should return 404 Not Found in such case. */
- if (need_object_expiration() && object_is_expired(attrs)) {
- op_ret = -ENOENT;
- goto done_err;
- }
-
- start = ofs;
-
- /* STAT ops don't need data, and do no i/o */
- if (get_type() == RGW_OP_STAT_OBJ) {
- return;
- }
-
- attr_iter = attrs.find(RGW_ATTR_MANIFEST);
- op_ret = this->get_decrypt_filter(&decrypt, filter,
- attr_iter != attrs.end() ? &(attr_iter->second) : nullptr);
- if (decrypt != nullptr) {
- filter = decrypt.get();
- }
- if (op_ret < 0) {
- goto done_err;
- }
-
- if (!get_data || ofs > end) {
- send_response_data(bl, 0, 0);
- return;
- }
-
- perfcounter->inc(l_rgw_get_b, end - ofs);
-
- ofs_x = ofs;
- end_x = end;
- filter->fixup_range(ofs_x, end_x);
- op_ret = read_op.iterate(ofs_x, end_x, filter);
-
- if (op_ret >= 0)
- op_ret = filter->flush();
-
- perfcounter->tinc(l_rgw_get_lat,
- (ceph_clock_now() - start_time));
- if (op_ret < 0) {
- goto done_err;
- }
-
- op_ret = send_response_data(bl, 0, 0);
- if (op_ret < 0) {
- goto done_err;
- }
- return;
-
-done_err:
- send_response_data_error();
-}
-
-int RGWGetObj::init_common()
-{
- if (range_str) {
- /* range parsed error when prefetch*/
- if (!range_parsed) {
- int r = parse_range(range_str, ofs, end, &partial_content);
- if (r < 0)
- return r;
- }
- }
- if (if_mod) {
- if (parse_time(if_mod, &mod_time) < 0)
- return -EINVAL;
- mod_ptr = &mod_time;
- }
-
- if (if_unmod) {
- if (parse_time(if_unmod, &unmod_time) < 0)
- return -EINVAL;
- unmod_ptr = &unmod_time;
- }
-
- return 0;
-}
-
-int RGWListBuckets::verify_permission()
-{
- if (!verify_user_permission(s, RGW_PERM_READ)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-int RGWGetUsage::verify_permission()
-{
- if (s->auth.identity->is_anonymous()) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWListBuckets::execute()
-{
- bool done;
- bool started = false;
- uint64_t total_count = 0;
-
- const uint64_t max_buckets = s->cct->_conf->rgw_list_buckets_max_chunk;
-
- op_ret = get_params();
- if (op_ret < 0) {
- goto send_end;
- }
-
- if (supports_account_metadata()) {
- op_ret = rgw_get_user_attrs_by_uid(store, s->user->user_id, attrs);
- if (op_ret < 0) {
- goto send_end;
- }
- }
-
- is_truncated = false;
- do {
- RGWUserBuckets buckets;
- uint64_t read_count;
- if (limit >= 0) {
- read_count = min(limit - total_count, (uint64_t)max_buckets);
- } else {
- read_count = max_buckets;
- }
-
- op_ret = rgw_read_user_buckets(store, s->user->user_id, buckets,
- marker, end_marker, read_count,
- should_get_stats(), &is_truncated,
- get_default_max());
- if (op_ret < 0) {
- /* hmm.. something wrong here.. the user was authenticated, so it
- should exist */
- ldout(s->cct, 10) << "WARNING: failed on rgw_get_user_buckets uid="
- << s->user->user_id << dendl;
- break;
- }
-
- /* We need to have stats for all our policies - even if a given policy
- * isn't actually used in a given account. In such situation its usage
- * stats would be simply full of zeros. */
- for (const auto& policy : store->get_zonegroup().placement_targets) {
- policies_stats.emplace(policy.second.name,
- decltype(policies_stats)::mapped_type());
- }
-
- std::map<std::string, RGWBucketEnt>& m = buckets.get_buckets();
- for (const auto& kv : m) {
- const auto& bucket = kv.second;
-
- global_stats.bytes_used += bucket.size;
- global_stats.bytes_used_rounded += bucket.size_rounded;
- global_stats.objects_count += bucket.count;
-
- /* operator[] still can create a new entry for storage policy seen
- * for first time. */
- auto& policy_stats = policies_stats[bucket.placement_rule];
- policy_stats.bytes_used += bucket.size;
- policy_stats.bytes_used_rounded += bucket.size_rounded;
- policy_stats.buckets_count++;
- policy_stats.objects_count += bucket.count;
- }
- global_stats.buckets_count += m.size();
- total_count += m.size();
-
- done = (m.size() < read_count || (limit >= 0 && total_count >= (uint64_t)limit));
-
- if (!started) {
- send_response_begin(buckets.count() > 0);
- started = true;
- }
-
- if (!m.empty()) {
- map<string, RGWBucketEnt>::reverse_iterator riter = m.rbegin();
- marker = riter->first;
-
- handle_listing_chunk(std::move(buckets));
- }
- } while (is_truncated && !done);
-
-send_end:
- if (!started) {
- send_response_begin(false);
- }
- send_response_end();
-}
-
-void RGWGetUsage::execute()
-{
- uint64_t start_epoch = 0;
- uint64_t end_epoch = (uint64_t)-1;
- op_ret = get_params();
- if (op_ret < 0)
- return;
-
- if (!start_date.empty()) {
- op_ret = utime_t::parse_date(start_date, &start_epoch, NULL);
- if (op_ret < 0) {
- ldout(store->ctx(), 0) << "ERROR: failed to parse start date" << dendl;
- return;
- }
- }
-
- if (!end_date.empty()) {
- op_ret = utime_t::parse_date(end_date, &end_epoch, NULL);
- if (op_ret < 0) {
- ldout(store->ctx(), 0) << "ERROR: failed to parse end date" << dendl;
- return;
- }
- }
-
- uint32_t max_entries = 1000;
-
- bool is_truncated = true;
-
- RGWUsageIter usage_iter;
-
- while (is_truncated) {
- op_ret = store->read_usage(s->user->user_id, start_epoch, end_epoch, max_entries,
- &is_truncated, usage_iter, usage);
-
- if (op_ret == -ENOENT) {
- op_ret = 0;
- is_truncated = false;
- }
-
- if (op_ret < 0) {
- return;
- }
- }
-
- op_ret = rgw_user_sync_all_stats(store, s->user->user_id);
- if (op_ret < 0) {
- ldout(store->ctx(), 0) << "ERROR: failed to sync user stats: " << dendl;
- return;
- }
-
- op_ret = rgw_user_get_all_buckets_stats(store, s->user->user_id, buckets_usage);
- if (op_ret < 0) {
- cerr << "ERROR: failed to sync user stats: " << std::endl;
- return ;
- }
-
- string user_str = s->user->user_id.to_str();
- op_ret = store->cls_user_get_header(user_str, &header);
- if (op_ret < 0) {
- ldout(store->ctx(), 0) << "ERROR: can't read user header: " << dendl;
- return;
- }
-
- return;
-}
-
-int RGWStatAccount::verify_permission()
-{
- if (!verify_user_permission(s, RGW_PERM_READ)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWStatAccount::execute()
-{
- string marker;
- bool is_truncated = false;
- uint64_t max_buckets = s->cct->_conf->rgw_list_buckets_max_chunk;
-
- do {
- RGWUserBuckets buckets;
-
- op_ret = rgw_read_user_buckets(store, s->user->user_id, buckets, marker,
- string(), max_buckets, true, &is_truncated);
- if (op_ret < 0) {
- /* hmm.. something wrong here.. the user was authenticated, so it
- should exist */
- ldout(s->cct, 10) << "WARNING: failed on rgw_get_user_buckets uid="
- << s->user->user_id << dendl;
- break;
- } else {
- /* We need to have stats for all our policies - even if a given policy
- * isn't actually used in a given account. In such situation its usage
- * stats would be simply full of zeros. */
- for (const auto& policy : store->get_zonegroup().placement_targets) {
- policies_stats.emplace(policy.second.name,
- decltype(policies_stats)::mapped_type());
- }
-
- std::map<std::string, RGWBucketEnt>& m = buckets.get_buckets();
- for (const auto& kv : m) {
- const auto& bucket = kv.second;
-
- global_stats.bytes_used += bucket.size;
- global_stats.bytes_used_rounded += bucket.size_rounded;
- global_stats.objects_count += bucket.count;
-
- /* operator[] still can create a new entry for storage policy seen
- * for first time. */
- auto& policy_stats = policies_stats[bucket.placement_rule];
- policy_stats.bytes_used += bucket.size;
- policy_stats.bytes_used_rounded += bucket.size_rounded;
- policy_stats.buckets_count++;
- policy_stats.objects_count += bucket.count;
- }
- global_stats.buckets_count += m.size();
-
- }
- } while (is_truncated);
-}
-
-int RGWGetBucketVersioning::verify_permission()
-{
- if (s->iam_policy) {
- if (s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3GetBucketVersioning,
- ARN(s->bucket)) == Effect::Allow) {
- return 0;
- }
- } else if (s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return 0;
- }
- return -EACCES;
-}
-
-void RGWGetBucketVersioning::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWGetBucketVersioning::execute()
-{
- versioned = s->bucket_info.versioned();
- versioning_enabled = s->bucket_info.versioning_enabled();
-}
-
-int RGWSetBucketVersioning::verify_permission()
-{
- if (s->iam_policy) {
- if (s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutBucketVersioning,
- ARN(s->bucket)) == Effect::Allow) {
- return 0;
- }
- } else if (s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return 0;
- }
- return -EACCES;
-}
-
-void RGWSetBucketVersioning::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWSetBucketVersioning::execute()
-{
- op_ret = get_params();
- if (op_ret < 0)
- return;
-
- if (!store->is_meta_master()) {
- op_ret = forward_request_to_master(s, NULL, store, in_data, nullptr);
- if (op_ret < 0) {
- ldout(s->cct, 20) << __func__ << "forward_request_to_master returned ret=" << op_ret << dendl;
- return;
- }
- }
-
- if (enable_versioning) {
- s->bucket_info.flags |= BUCKET_VERSIONED;
- s->bucket_info.flags &= ~BUCKET_VERSIONS_SUSPENDED;
- } else {
- s->bucket_info.flags |= (BUCKET_VERSIONED | BUCKET_VERSIONS_SUSPENDED);
- }
-
- op_ret = store->put_bucket_instance_info(s->bucket_info, false, real_time(),
- &s->bucket_attrs);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "NOTICE: put_bucket_info on bucket=" << s->bucket.name
- << " returned err=" << op_ret << dendl;
- return;
- }
-}
-
-int RGWGetBucketWebsite::verify_permission()
-{
- if (s->iam_policy) {
- if (s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3GetBucketWebsite,
- ARN(s->bucket)) == Effect::Allow) {
- return 0;
- }
- } else if (s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return 0;
- }
-
- return -EACCES;
-}
-
-void RGWGetBucketWebsite::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWGetBucketWebsite::execute()
-{
- if (!s->bucket_info.has_website) {
- op_ret = -ENOENT;
- }
-}
-
-int RGWSetBucketWebsite::verify_permission()
-{
- if (s->iam_policy) {
- if (s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutBucketWebsite,
- ARN(s->bucket)) == Effect::Allow) {
- return 0;
- }
- } else if (s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return 0;
- }
-
- return -EACCES;
-}
-
-void RGWSetBucketWebsite::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWSetBucketWebsite::execute()
-{
- op_ret = get_params();
-
- if (op_ret < 0)
- return;
-
- if (!store->is_meta_master()) {
- op_ret = forward_request_to_master(s, NULL, store, in_data, nullptr);
- if (op_ret < 0) {
- ldout(s->cct, 20) << __func__ << " forward_request_to_master returned ret=" << op_ret << dendl;
- return;
- }
- }
-
- s->bucket_info.has_website = true;
- s->bucket_info.website_conf = website_conf;
-
- op_ret = store->put_bucket_instance_info(s->bucket_info, false, real_time(), &s->bucket_attrs);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "NOTICE: put_bucket_info on bucket=" << s->bucket.name << " returned err=" << op_ret << dendl;
- return;
- }
-}
-
-int RGWDeleteBucketWebsite::verify_permission()
-{
- if (s->user->user_id.compare(s->bucket_owner.get_id()) != 0)
- return -EACCES;
-
- return 0;
-}
-
-void RGWDeleteBucketWebsite::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWDeleteBucketWebsite::execute()
-{
- s->bucket_info.has_website = false;
- s->bucket_info.website_conf = RGWBucketWebsiteConf();
-
- op_ret = store->put_bucket_instance_info(s->bucket_info, false, real_time(), &s->bucket_attrs);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "NOTICE: put_bucket_info on bucket=" << s->bucket.name << " returned err=" << op_ret << dendl;
- return;
- }
-}
-
-int RGWStatBucket::verify_permission()
-{
- // This (a HEAD request on a bucket) is governed by the s3:ListBucket permission.
- if (!verify_bucket_permission(s, rgw::IAM::s3ListBucket)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWStatBucket::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWStatBucket::execute()
-{
- if (!s->bucket_exists) {
- op_ret = -ERR_NO_SUCH_BUCKET;
- return;
- }
-
- RGWUserBuckets buckets;
- bucket.bucket = s->bucket;
- buckets.add(bucket);
- map<string, RGWBucketEnt>& m = buckets.get_buckets();
- op_ret = store->update_containers_stats(m);
- if (! op_ret)
- op_ret = -EEXIST;
- if (op_ret > 0) {
- op_ret = 0;
- map<string, RGWBucketEnt>::iterator iter = m.find(bucket.bucket.name);
- if (iter != m.end()) {
- bucket = iter->second;
- } else {
- op_ret = -EINVAL;
- }
- }
-}
-
-int RGWListBucket::verify_permission()
-{
- op_ret = get_params();
- if (op_ret < 0) {
- return op_ret;
- }
-
- if (!verify_bucket_permission(s,
- list_versions ?
- rgw::IAM::s3ListBucketVersions :
- rgw::IAM::s3ListBucket)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-int RGWListBucket::parse_max_keys()
-{
- if (!max_keys.empty()) {
- char *endptr;
- max = strtol(max_keys.c_str(), &endptr, 10);
- if (endptr) {
- while (*endptr && isspace(*endptr)) // ignore white space
- endptr++;
- if (*endptr) {
- return -EINVAL;
- }
- }
- } else {
- max = default_max;
- }
-
- return 0;
-}
-
-void RGWListBucket::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWListBucket::execute()
-{
- if (!s->bucket_exists) {
- op_ret = -ERR_NO_SUCH_BUCKET;
- return;
- }
-
- if (need_container_stats()) {
- map<string, RGWBucketEnt> m;
- m[s->bucket.name] = RGWBucketEnt();
- m.begin()->second.bucket = s->bucket;
- op_ret = store->update_containers_stats(m);
- if (op_ret > 0) {
- bucket = m.begin()->second;
- }
- }
-
- RGWRados::Bucket target(store, s->bucket_info);
- if (shard_id >= 0) {
- target.set_shard_id(shard_id);
- }
- RGWRados::Bucket::List list_op(&target);
-
- list_op.params.prefix = prefix;
- list_op.params.delim = delimiter;
- list_op.params.marker = marker;
- list_op.params.end_marker = end_marker;
- list_op.params.list_versions = list_versions;
-
- op_ret = list_op.list_objects(max, &objs, &common_prefixes, &is_truncated);
- if (op_ret >= 0) {
- next_marker = list_op.get_next_marker();
- }
-}
-
-int RGWGetBucketLogging::verify_permission()
-{
- if (false == s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return -EACCES;
- }
-
- return 0;
-}
-
-int RGWGetBucketLocation::verify_permission()
-{
- if (s->iam_policy) {
- if (s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3GetBucketLocation,
- ARN(s->bucket)) == Effect::Allow) {
- return 0;
- }
- } else if (s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return 0;
- }
- return -EACCES;
-}
-
-int RGWCreateBucket::verify_permission()
-{
- /* This check is mostly needed for S3 that doesn't support account ACL.
- * Swift doesn't allow to delegate any permission to an anonymous user,
- * so it will become an early exit in such case. */
- if (s->auth.identity->is_anonymous()) {
- return -EACCES;
- }
-
- if (!verify_user_permission(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- if (s->user->user_id.tenant != s->bucket_tenant) {
- ldout(s->cct, 10) << "user cannot create a bucket in a different tenant"
- << " (user_id.tenant=" << s->user->user_id.tenant
- << " requested=" << s->bucket_tenant << ")"
- << dendl;
- return -EACCES;
- }
- if (s->user->max_buckets < 0) {
- return -EPERM;
- }
-
- if (s->user->max_buckets) {
- RGWUserBuckets buckets;
- string marker;
- bool is_truncated = false;
- op_ret = rgw_read_user_buckets(store, s->user->user_id, buckets,
- marker, string(), s->user->max_buckets,
- false, &is_truncated);
- if (op_ret < 0) {
- return op_ret;
- }
-
- if ((int)buckets.count() >= s->user->max_buckets) {
- return -ERR_TOO_MANY_BUCKETS;
- }
- }
-
- return 0;
-}
-
-static int forward_request_to_master(struct req_state *s, obj_version *objv,
- RGWRados *store, bufferlist& in_data,
- JSONParser *jp, req_info *forward_info)
-{
- if (!store->rest_master_conn) {
- ldout(s->cct, 0) << "rest connection is invalid" << dendl;
- return -EINVAL;
- }
- ldout(s->cct, 0) << "sending request to master zonegroup" << dendl;
- bufferlist response;
- string uid_str = s->user->user_id.to_str();
-#define MAX_REST_RESPONSE (128 * 1024) // we expect a very small response
- int ret = store->rest_master_conn->forward(uid_str, (forward_info ? *forward_info : s->info),
- objv, MAX_REST_RESPONSE, &in_data, &response);
- if (ret < 0)
- return ret;
-
- ldout(s->cct, 20) << "response: " << response.c_str() << dendl;
- if (jp && !jp->parse(response.c_str(), response.length())) {
- ldout(s->cct, 0) << "failed parsing response from master zonegroup" << dendl;
- return -EINVAL;
- }
-
- return 0;
-}
-
-void RGWCreateBucket::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-static void prepare_add_del_attrs(const map<string, bufferlist>& orig_attrs,
- map<string, bufferlist>& out_attrs,
- map<string, bufferlist>& out_rmattrs)
-{
- for (const auto& kv : orig_attrs) {
- const string& name = kv.first;
-
- /* Check if the attr is user-defined metadata item. */
- if (name.compare(0, sizeof(RGW_ATTR_META_PREFIX) - 1,
- RGW_ATTR_META_PREFIX) == 0) {
- /* For the objects all existing meta attrs have to be removed. */
- out_rmattrs[name] = kv.second;
- } else if (out_attrs.find(name) == std::end(out_attrs)) {
- out_attrs[name] = kv.second;
- }
- }
-}
-
-/* Fuse resource metadata basing on original attributes in @orig_attrs, set
- * of _custom_ attribute names to remove in @rmattr_names and attributes in
- * @out_attrs. Place results in @out_attrs.
- *
- * NOTE: it's supposed that all special attrs already present in @out_attrs
- * will be preserved without any change. Special attributes are those which
- * names start with RGW_ATTR_META_PREFIX. They're complement to custom ones
- * used for X-Account-Meta-*, X-Container-Meta-*, X-Amz-Meta and so on. */
-static void prepare_add_del_attrs(const map<string, bufferlist>& orig_attrs,
- const set<string>& rmattr_names,
- map<string, bufferlist>& out_attrs)
-{
- for (const auto& kv : orig_attrs) {
- const string& name = kv.first;
-
- /* Check if the attr is user-defined metadata item. */
- if (name.compare(0, strlen(RGW_ATTR_META_PREFIX),
- RGW_ATTR_META_PREFIX) == 0) {
- /* For the buckets all existing meta attrs are preserved,
- except those that are listed in rmattr_names. */
- if (rmattr_names.find(name) != std::end(rmattr_names)) {
- const auto aiter = out_attrs.find(name);
-
- if (aiter != std::end(out_attrs)) {
- out_attrs.erase(aiter);
- }
- } else {
- /* emplace() won't alter the map if the key is already present.
- * This behaviour is fully intensional here. */
- out_attrs.emplace(kv);
- }
- } else if (out_attrs.find(name) == std::end(out_attrs)) {
- out_attrs[name] = kv.second;
- }
- }
-}
-
-
-static void populate_with_generic_attrs(const req_state * const s,
- map<string, bufferlist>& out_attrs)
-{
- for (const auto& kv : s->generic_attrs) {
- bufferlist& attrbl = out_attrs[kv.first];
- const string& val = kv.second;
- attrbl.clear();
- attrbl.append(val.c_str(), val.size() + 1);
- }
-}
-
-
-static int filter_out_quota_info(std::map<std::string, bufferlist>& add_attrs,
- const std::set<std::string>& rmattr_names,
- RGWQuotaInfo& quota,
- bool * quota_extracted = nullptr)
-{
- bool extracted = false;
-
- /* Put new limit on max objects. */
- auto iter = add_attrs.find(RGW_ATTR_QUOTA_NOBJS);
- std::string err;
- if (std::end(add_attrs) != iter) {
- quota.max_objects =
- static_cast<int64_t>(strict_strtoll(iter->second.c_str(), 10, &err));
- if (!err.empty()) {
- return -EINVAL;
- }
- add_attrs.erase(iter);
- extracted = true;
- }
-
- /* Put new limit on bucket (container) size. */
- iter = add_attrs.find(RGW_ATTR_QUOTA_MSIZE);
- if (iter != add_attrs.end()) {
- quota.max_size =
- static_cast<int64_t>(strict_strtoll(iter->second.c_str(), 10, &err));
- if (!err.empty()) {
- return -EINVAL;
- }
- add_attrs.erase(iter);
- extracted = true;
- }
-
- for (const auto& name : rmattr_names) {
- /* Remove limit on max objects. */
- if (name.compare(RGW_ATTR_QUOTA_NOBJS) == 0) {
- quota.max_objects = -1;
- extracted = true;
- }
-
- /* Remove limit on max bucket size. */
- if (name.compare(RGW_ATTR_QUOTA_MSIZE) == 0) {
- quota.max_size = -1;
- extracted = true;
- }
- }
-
- /* Swift requries checking on raw usage instead of the 4 KiB rounded one. */
- quota.check_on_raw = true;
- quota.enabled = quota.max_size > 0 || quota.max_objects > 0;
-
- if (quota_extracted) {
- *quota_extracted = extracted;
- }
-
- return 0;
-}
-
-
-static void filter_out_website(std::map<std::string, ceph::bufferlist>& add_attrs,
- const std::set<std::string>& rmattr_names,
- RGWBucketWebsiteConf& ws_conf)
-{
- std::string lstval;
-
- /* Let's define a mapping between each custom attribute and the memory where
- * attribute's value should be stored. The memory location is expressed by
- * a non-const reference. */
- const auto mapping = {
- std::make_pair(RGW_ATTR_WEB_INDEX, std::ref(ws_conf.index_doc_suffix)),
- std::make_pair(RGW_ATTR_WEB_ERROR, std::ref(ws_conf.error_doc)),
- std::make_pair(RGW_ATTR_WEB_LISTINGS, std::ref(lstval)),
- std::make_pair(RGW_ATTR_WEB_LIST_CSS, std::ref(ws_conf.listing_css_doc)),
- std::make_pair(RGW_ATTR_SUBDIR_MARKER, std::ref(ws_conf.subdir_marker))
- };
-
- for (const auto& kv : mapping) {
- const char * const key = kv.first;
- auto& target = kv.second;
-
- auto iter = add_attrs.find(key);
-
- if (std::end(add_attrs) != iter) {
- /* The "target" is a reference to ws_conf. */
- target = iter->second.c_str();
- add_attrs.erase(iter);
- }
-
- if (rmattr_names.count(key)) {
- target = std::string();
- }
- }
-
- if (! lstval.empty()) {
- ws_conf.listing_enabled = boost::algorithm::iequals(lstval, "true");
- }
-}
-
-
-void RGWCreateBucket::execute()
-{
- RGWAccessControlPolicy old_policy(s->cct);
- buffer::list aclbl;
- buffer::list corsbl;
- bool existed;
- string bucket_name;
- rgw_make_bucket_entry_name(s->bucket_tenant, s->bucket_name, bucket_name);
- rgw_raw_obj obj(store->get_zone_params().domain_root, bucket_name);
- obj_version objv, *pobjv = NULL;
-
- op_ret = get_params();
- if (op_ret < 0)
- return;
-
- if (!location_constraint.empty() &&
- !store->has_zonegroup_api(location_constraint)) {
- ldout(s->cct, 0) << "location constraint (" << location_constraint << ")"
- << " can't be found." << dendl;
- op_ret = -ERR_INVALID_LOCATION_CONSTRAINT;
- s->err.message = "The specified location-constraint is not valid";
- return;
- }
-
- if (!store->get_zonegroup().is_master_zonegroup() && !location_constraint.empty() &&
- store->get_zonegroup().api_name != location_constraint) {
- ldout(s->cct, 0) << "location constraint (" << location_constraint << ")"
- << " doesn't match zonegroup" << " (" << store->get_zonegroup().api_name << ")"
- << dendl;
- op_ret = -ERR_INVALID_LOCATION_CONSTRAINT;
- s->err.message = "The specified location-constraint is not valid";
- return;
- }
-
- const auto& zonegroup = store->get_zonegroup();
- if (!placement_rule.empty() &&
- !zonegroup.placement_targets.count(placement_rule)) {
- ldout(s->cct, 0) << "placement target (" << placement_rule << ")"
- << " doesn't exist in the placement targets of zonegroup"
- << " (" << store->get_zonegroup().api_name << ")" << dendl;
- op_ret = -ERR_INVALID_LOCATION_CONSTRAINT;
- s->err.message = "The specified placement target does not exist";
- return;
- }
-
- /* we need to make sure we read bucket info, it's not read before for this
- * specific request */
- RGWObjectCtx& obj_ctx = *static_cast<RGWObjectCtx *>(s->obj_ctx);
- op_ret = store->get_bucket_info(obj_ctx, s->bucket_tenant, s->bucket_name,
- s->bucket_info, NULL, &s->bucket_attrs);
- if (op_ret < 0 && op_ret != -ENOENT)
- return;
- s->bucket_exists = (op_ret != -ENOENT);
-
- s->bucket_owner.set_id(s->user->user_id);
- s->bucket_owner.set_name(s->user->display_name);
- if (s->bucket_exists) {
- int r = get_bucket_policy_from_attr(s->cct, store, s->bucket_info,
- s->bucket_attrs, &old_policy);
- if (r >= 0) {
- if (old_policy.get_owner().get_id().compare(s->user->user_id) != 0) {
- op_ret = -EEXIST;
- return;
- }
- }
- }
-
- RGWBucketInfo master_info;
- rgw_bucket *pmaster_bucket;
- uint32_t *pmaster_num_shards;
- real_time creation_time;
-
- if (!store->is_meta_master()) {
- JSONParser jp;
- op_ret = forward_request_to_master(s, NULL, store, in_data, &jp);
- if (op_ret < 0) {
- return;
- }
-
- JSONDecoder::decode_json("entry_point_object_ver", ep_objv, &jp);
- JSONDecoder::decode_json("object_ver", objv, &jp);
- JSONDecoder::decode_json("bucket_info", master_info, &jp);
- ldout(s->cct, 20) << "parsed: objv.tag=" << objv.tag << " objv.ver=" << objv.ver << dendl;
- ldout(s->cct, 20) << "got creation time: << " << master_info.creation_time << dendl;
- pmaster_bucket= &master_info.bucket;
- creation_time = master_info.creation_time;
- pmaster_num_shards = &master_info.num_shards;
- pobjv = &objv;
- } else {
- pmaster_bucket = NULL;
- pmaster_num_shards = NULL;
- }
-
- string zonegroup_id;
-
- if (s->system_request) {
- zonegroup_id = s->info.args.get(RGW_SYS_PARAM_PREFIX "zonegroup");
- if (zonegroup_id.empty()) {
- zonegroup_id = store->get_zonegroup().get_id();
- }
- } else {
- zonegroup_id = store->get_zonegroup().get_id();
- }
-
- if (s->bucket_exists) {
- string selected_placement_rule;
- rgw_bucket bucket;
- bucket.tenant = s->bucket_tenant;
- bucket.name = s->bucket_name;
- op_ret = store->select_bucket_placement(*(s->user), zonegroup_id,
- placement_rule,
- &selected_placement_rule, nullptr);
- if (selected_placement_rule != s->bucket_info.placement_rule) {
- op_ret = -EEXIST;
- return;
- }
- }
-
- /* Encode special metadata first as we're using std::map::emplace under
- * the hood. This method will add the new items only if the map doesn't
- * contain such keys yet. */
- policy.encode(aclbl);
- emplace_attr(RGW_ATTR_ACL, std::move(aclbl));
-
- if (has_cors) {
- cors_config.encode(corsbl);
- emplace_attr(RGW_ATTR_CORS, std::move(corsbl));
- }
-
- RGWQuotaInfo quota_info;
- const RGWQuotaInfo * pquota_info = nullptr;
- if (need_metadata_upload()) {
- /* It's supposed that following functions WILL NOT change any special
- * attributes (like RGW_ATTR_ACL) if they are already present in attrs. */
- op_ret = rgw_get_request_metadata(s->cct, s->info, attrs, false);
- if (op_ret < 0) {
- return;
- }
- prepare_add_del_attrs(s->bucket_attrs, rmattr_names, attrs);
- populate_with_generic_attrs(s, attrs);
-
- op_ret = filter_out_quota_info(attrs, rmattr_names, quota_info);
- if (op_ret < 0) {
- return;
- } else {
- pquota_info = "a_info;
- }
-
- /* Web site of Swift API. */
- filter_out_website(attrs, rmattr_names, s->bucket_info.website_conf);
- s->bucket_info.has_website = !s->bucket_info.website_conf.is_empty();
- }
-
- s->bucket.tenant = s->bucket_tenant; /* ignored if bucket exists */
- s->bucket.name = s->bucket_name;
-
- /* Handle updates of the metadata for Swift's object versioning. */
- if (swift_ver_location) {
- s->bucket_info.swift_ver_location = *swift_ver_location;
- s->bucket_info.swift_versioning = (! swift_ver_location->empty());
- }
-
- op_ret = store->create_bucket(*(s->user), s->bucket, zonegroup_id,
- placement_rule, s->bucket_info.swift_ver_location,
- pquota_info, attrs,
- info, pobjv, &ep_objv, creation_time,
- pmaster_bucket, pmaster_num_shards, true);
- /* continue if EEXIST and create_bucket will fail below. this way we can
- * recover from a partial create by retrying it. */
- ldout(s->cct, 20) << "rgw_create_bucket returned ret=" << op_ret << " bucket=" << s->bucket << dendl;
-
- if (op_ret && op_ret != -EEXIST)
- return;
-
- existed = (op_ret == -EEXIST);
-
- if (existed) {
- /* bucket already existed, might have raced with another bucket creation, or
- * might be partial bucket creation that never completed. Read existing bucket
- * info, verify that the reported bucket owner is the current user.
- * If all is ok then update the user's list of buckets.
- * Otherwise inform client about a name conflict.
- */
- if (info.owner.compare(s->user->user_id) != 0) {
- op_ret = -EEXIST;
- return;
- }
- s->bucket = info.bucket;
- }
-
- op_ret = rgw_link_bucket(store, s->user->user_id, s->bucket,
- info.creation_time, false);
- if (op_ret && !existed && op_ret != -EEXIST) {
- /* if it exists (or previously existed), don't remove it! */
- op_ret = rgw_unlink_bucket(store, s->user->user_id, s->bucket.tenant,
- s->bucket.name);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "WARNING: failed to unlink bucket: ret=" << op_ret
- << dendl;
- }
- } else if (op_ret == -EEXIST || (op_ret == 0 && existed)) {
- op_ret = -ERR_BUCKET_EXISTS;
- }
-
- if (need_metadata_upload() && existed) {
- /* OK, it looks we lost race with another request. As it's required to
- * handle metadata fusion and upload, the whole operation becomes very
- * similar in nature to PutMetadataBucket. However, as the attrs may
- * changed in the meantime, we have to refresh. */
- short tries = 0;
- do {
- RGWObjectCtx& obj_ctx = *static_cast<RGWObjectCtx *>(s->obj_ctx);
- RGWBucketInfo binfo;
- map<string, bufferlist> battrs;
-
- op_ret = store->get_bucket_info(obj_ctx, s->bucket_tenant, s->bucket_name,
- binfo, nullptr, &battrs);
- if (op_ret < 0) {
- return;
- } else if (binfo.owner.compare(s->user->user_id) != 0) {
- /* New bucket doesn't belong to the account we're operating on. */
- op_ret = -EEXIST;
- return;
- } else {
- s->bucket_info = binfo;
- s->bucket_attrs = battrs;
- }
-
- attrs.clear();
-
- op_ret = rgw_get_request_metadata(s->cct, s->info, attrs, false);
- if (op_ret < 0) {
- return;
- }
- prepare_add_del_attrs(s->bucket_attrs, rmattr_names, attrs);
- populate_with_generic_attrs(s, attrs);
- op_ret = filter_out_quota_info(attrs, rmattr_names, s->bucket_info.quota);
- if (op_ret < 0) {
- return;
- }
-
- /* Handle updates of the metadata for Swift's object versioning. */
- if (swift_ver_location) {
- s->bucket_info.swift_ver_location = *swift_ver_location;
- s->bucket_info.swift_versioning = (! swift_ver_location->empty());
- }
-
- /* Web site of Swift API. */
- filter_out_website(attrs, rmattr_names, s->bucket_info.website_conf);
- s->bucket_info.has_website = !s->bucket_info.website_conf.is_empty();
-
- /* This will also set the quota on the bucket. */
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, attrs,
- &s->bucket_info.objv_tracker);
- } while (op_ret == -ECANCELED && tries++ < 20);
-
- /* Restore the proper return code. */
- if (op_ret >= 0) {
- op_ret = -ERR_BUCKET_EXISTS;
- }
- }
-}
-
-int RGWDeleteBucket::verify_permission()
-{
- if (!verify_bucket_permission(s, rgw::IAM::s3DeleteBucket)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWDeleteBucket::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWDeleteBucket::execute()
-{
- op_ret = -EINVAL;
-
- if (s->bucket_name.empty())
- return;
-
- if (!s->bucket_exists) {
- ldout(s->cct, 0) << "ERROR: bucket " << s->bucket_name << " not found" << dendl;
- op_ret = -ERR_NO_SUCH_BUCKET;
- return;
- }
- RGWObjVersionTracker ot;
- ot.read_version = s->bucket_info.ep_objv;
-
- if (s->system_request) {
- string tag = s->info.args.get(RGW_SYS_PARAM_PREFIX "tag");
- string ver_str = s->info.args.get(RGW_SYS_PARAM_PREFIX "ver");
- if (!tag.empty()) {
- ot.read_version.tag = tag;
- uint64_t ver;
- string err;
- ver = strict_strtol(ver_str.c_str(), 10, &err);
- if (!err.empty()) {
- ldout(s->cct, 0) << "failed to parse ver param" << dendl;
- op_ret = -EINVAL;
- return;
- }
- ot.read_version.ver = ver;
- }
- }
-
- op_ret = rgw_bucket_sync_user_stats(store, s->user->user_id, s->bucket_info);
- if ( op_ret < 0) {
- ldout(s->cct, 1) << "WARNING: failed to sync user stats before bucket delete: op_ret= " << op_ret << dendl;
- }
-
- op_ret = store->check_bucket_empty(s->bucket_info);
- if (op_ret < 0) {
- return;
- }
-
- if (!store->is_meta_master()) {
- bufferlist in_data;
- op_ret = forward_request_to_master(s, &ot.read_version, store, in_data,
- NULL);
- if (op_ret < 0) {
- if (op_ret == -ENOENT) {
- /* adjust error, we want to return with NoSuchBucket and not
- * NoSuchKey */
- op_ret = -ERR_NO_SUCH_BUCKET;
- }
- return;
- }
- }
-
- string prefix, delimiter;
-
- if (s->prot_flags & RGW_REST_SWIFT) {
- string path_args;
- path_args = s->info.args.get("path");
- if (!path_args.empty()) {
- if (!delimiter.empty() || !prefix.empty()) {
- op_ret = -EINVAL;
- return;
- }
- prefix = path_args;
- delimiter="/";
- }
- }
-
- op_ret = abort_bucket_multiparts(store, s->cct, s->bucket_info, prefix, delimiter);
-
- if (op_ret < 0) {
- return;
- }
-
- op_ret = store->delete_bucket(s->bucket_info, ot, false);
-
- if (op_ret == -ECANCELED) {
- // lost a race, either with mdlog sync or another delete bucket operation.
- // in either case, we've already called rgw_unlink_bucket()
- op_ret = 0;
- return;
- }
-
- if (op_ret == 0) {
- op_ret = rgw_unlink_bucket(store, s->user->user_id, s->bucket.tenant,
- s->bucket.name, false);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "WARNING: failed to unlink bucket: ret=" << op_ret
- << dendl;
- }
- }
-
- if (op_ret < 0) {
- return;
- }
-
-
-}
-
-int RGWPutObj::verify_permission()
-{
- if (copy_source) {
-
- RGWAccessControlPolicy cs_acl(s->cct);
- optional<Policy> policy;
- map<string, bufferlist> cs_attrs;
- rgw_bucket cs_bucket(copy_source_bucket_info.bucket);
- rgw_obj_key cs_object(copy_source_object_name, copy_source_version_id);
-
- rgw_obj obj(cs_bucket, cs_object);
- store->set_atomic(s->obj_ctx, obj);
- store->set_prefetch_data(s->obj_ctx, obj);
-
- /* check source object permissions */
- if (read_obj_policy(store, s, copy_source_bucket_info, cs_attrs, &cs_acl, policy,
- cs_bucket, cs_object) < 0) {
- return -EACCES;
- }
-
- /* admin request overrides permission checks */
- if (! s->auth.identity->is_admin_of(cs_acl.get_owner().get_id())) {
- if (policy) {
- auto e = policy->eval(s->env, *s->auth.identity,
- cs_object.instance.empty() ?
- rgw::IAM::s3GetObject :
- rgw::IAM::s3GetObjectVersion,
- rgw::IAM::ARN(obj));
- if (e == Effect::Deny) {
- return -EACCES;
- } else if (e == Effect::Pass &&
- !cs_acl.verify_permission(*s->auth.identity, s->perm_mask,
- RGW_PERM_READ)) {
- return -EACCES;
- }
- } else if (!cs_acl.verify_permission(*s->auth.identity, s->perm_mask,
- RGW_PERM_READ)) {
- return -EACCES;
- }
- }
- }
-
- if (s->iam_policy) {
- auto e = s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutObject,
- rgw_obj(s->bucket, s->object));
- if (e == Effect::Allow) {
- return 0;
- } else if (e == Effect::Deny) {
- return -EACCES;
- }
- }
-
- if (!verify_bucket_permission_no_policy(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWPutObjProcessor_Multipart::get_mp(RGWMPObj** _mp){
- *_mp = ∓
-}
-
-int RGWPutObjProcessor_Multipart::prepare(RGWRados *store, string *oid_rand)
-{
- string oid = obj_str;
- upload_id = s->info.args.get("uploadId");
- if (!oid_rand) {
- mp.init(oid, upload_id);
- } else {
- mp.init(oid, upload_id, *oid_rand);
- }
-
- part_num = s->info.args.get("partNumber");
- if (part_num.empty()) {
- ldout(s->cct, 10) << "part number is empty" << dendl;
- return -EINVAL;
- }
-
- string err;
- uint64_t num = (uint64_t)strict_strtol(part_num.c_str(), 10, &err);
-
- if (!err.empty()) {
- ldout(s->cct, 10) << "bad part number: " << part_num << ": " << err << dendl;
- return -EINVAL;
- }
-
- string upload_prefix = oid + ".";
-
- if (!oid_rand) {
- upload_prefix.append(upload_id);
- } else {
- upload_prefix.append(*oid_rand);
- }
-
- rgw_obj target_obj;
- target_obj.init(bucket, oid);
-
- manifest.set_prefix(upload_prefix);
-
- manifest.set_multipart_part_rule(store->ctx()->_conf->rgw_obj_stripe_size, num);
-
- int r = manifest_gen.create_begin(store->ctx(), &manifest, s->bucket_info.placement_rule, bucket, target_obj);
- if (r < 0) {
- return r;
- }
-
- cur_obj = manifest_gen.get_cur_obj(store);
- rgw_raw_obj_to_obj(bucket, cur_obj, &head_obj);
- head_obj.index_hash_source = obj_str;
-
- r = prepare_init(store, NULL);
- if (r < 0) {
- return r;
- }
-
- return 0;
-}
-
-int RGWPutObjProcessor_Multipart::do_complete(size_t accounted_size,
- const string& etag,
- real_time *mtime, real_time set_mtime,
- map<string, bufferlist>& attrs,
- real_time delete_at,
- const char *if_match,
- const char *if_nomatch, const string *user_data, rgw_zone_set *zones_trace)
-{
- complete_writing_data();
-
- RGWRados::Object op_target(store, s->bucket_info, obj_ctx, head_obj);
- op_target.set_versioning_disabled(true);
- RGWRados::Object::Write head_obj_op(&op_target);
-
- head_obj_op.meta.set_mtime = set_mtime;
- head_obj_op.meta.mtime = mtime;
- head_obj_op.meta.owner = s->owner.get_id();
- head_obj_op.meta.delete_at = delete_at;
- head_obj_op.meta.zones_trace = zones_trace;
- head_obj_op.meta.modify_tail = true;
-
- int r = head_obj_op.write_meta(obj_len, accounted_size, attrs);
- if (r < 0)
- return r;
-
- bufferlist bl;
- RGWUploadPartInfo info;
- string p = "part.";
- bool sorted_omap = is_v2_upload_id(upload_id);
-
- if (sorted_omap) {
- string err;
- int part_num_int = strict_strtol(part_num.c_str(), 10, &err);
- if (!err.empty()) {
- dout(10) << "bad part number specified: " << part_num << dendl;
- return -EINVAL;
- }
- char buf[32];
- snprintf(buf, sizeof(buf), "%08d", part_num_int);
- p.append(buf);
- } else {
- p.append(part_num);
- }
- info.num = atoi(part_num.c_str());
- info.etag = etag;
- info.size = obj_len;
- info.accounted_size = accounted_size;
- info.modified = real_clock::now();
- info.manifest = manifest;
-
- bool compressed;
- r = rgw_compression_info_from_attrset(attrs, compressed, info.cs_info);
- if (r < 0) {
- dout(1) << "cannot get compression info" << dendl;
- return r;
- }
-
- ::encode(info, bl);
-
- string multipart_meta_obj = mp.get_meta();
-
- rgw_obj meta_obj;
- meta_obj.init_ns(bucket, multipart_meta_obj, mp_ns);
- meta_obj.set_in_extra_data(true);
-
- rgw_raw_obj raw_meta_obj;
-
- store->obj_to_raw(s->bucket_info.placement_rule, meta_obj, &raw_meta_obj);
-
- r = store->omap_set(raw_meta_obj, p, bl);
-
- return r;
-}
-
-RGWPutObjProcessor *RGWPutObj::select_processor(RGWObjectCtx& obj_ctx, bool *is_multipart)
-{
- RGWPutObjProcessor *processor;
-
- bool multipart = s->info.args.exists("uploadId");
-
- uint64_t part_size = s->cct->_conf->rgw_obj_stripe_size;
-
- if (!multipart) {
- processor = new RGWPutObjProcessor_Atomic(obj_ctx, s->bucket_info, s->bucket, s->object.name, part_size, s->req_id, s->bucket_info.versioning_enabled());
- (static_cast<RGWPutObjProcessor_Atomic *>(processor))->set_olh_epoch(olh_epoch);
- (static_cast<RGWPutObjProcessor_Atomic *>(processor))->set_version_id(version_id);
- } else {
- processor = new RGWPutObjProcessor_Multipart(obj_ctx, s->bucket_info, part_size, s);
- }
-
- if (is_multipart) {
- *is_multipart = multipart;
- }
-
- return processor;
-}
-
-void RGWPutObj::dispose_processor(RGWPutObjDataProcessor *processor)
-{
- delete processor;
-}
-
-void RGWPutObj::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-class RGWPutObj_CB : public RGWGetDataCB
-{
- RGWPutObj *op;
-public:
- RGWPutObj_CB(RGWPutObj *_op) : op(_op) {}
- ~RGWPutObj_CB() override {}
-
- int handle_data(bufferlist& bl, off_t bl_ofs, off_t bl_len) override {
- return op->get_data_cb(bl, bl_ofs, bl_len);
- }
-};
-
-int RGWPutObj::get_data_cb(bufferlist& bl, off_t bl_ofs, off_t bl_len)
-{
- bufferlist bl_tmp;
- bl.copy(bl_ofs, bl_len, bl_tmp);
-
- bl_aux.append(bl_tmp);
-
- return bl_len;
-}
-
-int RGWPutObj::get_data(const off_t fst, const off_t lst, bufferlist& bl)
-{
- RGWPutObj_CB cb(this);
- RGWGetDataCB* filter = &cb;
- boost::optional<RGWGetObj_Decompress> decompress;
- std::unique_ptr<RGWGetDataCB> decrypt;
- RGWCompressionInfo cs_info;
- map<string, bufferlist> attrs;
- map<string, bufferlist>::iterator attr_iter;
- int ret = 0;
-
- uint64_t obj_size;
- int64_t new_ofs, new_end;
-
- new_ofs = fst;
- new_end = lst;
-
- rgw_obj_key obj_key(copy_source_object_name, copy_source_version_id);
- rgw_obj obj(copy_source_bucket_info.bucket, obj_key);
-
- RGWRados::Object op_target(store, copy_source_bucket_info, *static_cast<RGWObjectCtx *>(s->obj_ctx), obj);
- RGWRados::Object::Read read_op(&op_target);
- read_op.params.obj_size = &obj_size;
- read_op.params.attrs = &attrs;
-
- ret = read_op.prepare();
- if (ret < 0)
- return ret;
-
- bool need_decompress;
- op_ret = rgw_compression_info_from_attrset(attrs, need_decompress, cs_info);
- if (op_ret < 0) {
- lderr(s->cct) << "ERROR: failed to decode compression info, cannot decompress" << dendl;
- return -EIO;
- }
-
- bool partial_content = true;
- if (need_decompress)
- {
- obj_size = cs_info.orig_size;
- decompress.emplace(s->cct, &cs_info, partial_content, filter);
- filter = &*decompress;
- }
-
- attr_iter = attrs.find(RGW_ATTR_MANIFEST);
- op_ret = this->get_decrypt_filter(&decrypt,
- filter,
- attrs,
- attr_iter != attrs.end() ? &(attr_iter->second) : nullptr);
- if (decrypt != nullptr) {
- filter = decrypt.get();
- }
- if (op_ret < 0) {
- return ret;
- }
-
- ret = read_op.range_to_ofs(obj_size, new_ofs, new_end);
- if (ret < 0)
- return ret;
-
- filter->fixup_range(new_ofs, new_end);
- ret = read_op.iterate(new_ofs, new_end, filter);
-
- if (ret >= 0)
- ret = filter->flush();
-
- bl.claim_append(bl_aux);
-
- return ret;
-}
-
-// special handling for compression type = "random" with multipart uploads
-static CompressorRef get_compressor_plugin(const req_state *s,
- const std::string& compression_type)
-{
- if (compression_type != "random") {
- return Compressor::create(s->cct, compression_type);
- }
-
- bool is_multipart{false};
- const auto& upload_id = s->info.args.get("uploadId", &is_multipart);
-
- if (!is_multipart) {
- return Compressor::create(s->cct, compression_type);
- }
-
- // use a hash of the multipart upload id so all parts use the same plugin
- const auto alg = std::hash<std::string>{}(upload_id) % Compressor::COMP_ALG_LAST;
- if (alg == Compressor::COMP_ALG_NONE) {
- return nullptr;
- }
- return Compressor::create(s->cct, alg);
-}
-
-void RGWPutObj::execute()
-{
- RGWPutObjProcessor *processor = NULL;
- RGWPutObjDataProcessor *filter = nullptr;
- std::unique_ptr<RGWPutObjDataProcessor> encrypt;
- char supplied_md5_bin[CEPH_CRYPTO_MD5_DIGESTSIZE + 1];
- char supplied_md5[CEPH_CRYPTO_MD5_DIGESTSIZE * 2 + 1];
- char calc_md5[CEPH_CRYPTO_MD5_DIGESTSIZE * 2 + 1];
- unsigned char m[CEPH_CRYPTO_MD5_DIGESTSIZE];
- MD5 hash;
- bufferlist bl, aclbl, bs;
- int len;
- map<string, string>::iterator iter;
- bool multipart;
-
- off_t fst;
- off_t lst;
- const auto& compression_type = store->get_zone_params().get_compression_type(
- s->bucket_info.placement_rule);
- CompressorRef plugin;
- boost::optional<RGWPutObj_Compress> compressor;
-
- bool need_calc_md5 = (dlo_manifest == NULL) && (slo_info == NULL);
- perfcounter->inc(l_rgw_put);
- op_ret = -EINVAL;
- if (s->object.empty()) {
- goto done;
- }
-
- if (!s->bucket_exists) {
- op_ret = -ERR_NO_SUCH_BUCKET;
- return;
- }
-
- op_ret = get_params();
- if (op_ret < 0) {
- ldout(s->cct, 20) << "get_params() returned ret=" << op_ret << dendl;
- goto done;
- }
-
- op_ret = get_system_versioning_params(s, &olh_epoch, &version_id);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "get_system_versioning_params() returned ret="
- << op_ret << dendl;
- goto done;
- }
-
- if (supplied_md5_b64) {
- need_calc_md5 = true;
-
- ldout(s->cct, 15) << "supplied_md5_b64=" << supplied_md5_b64 << dendl;
- op_ret = ceph_unarmor(supplied_md5_bin, &supplied_md5_bin[CEPH_CRYPTO_MD5_DIGESTSIZE + 1],
- supplied_md5_b64, supplied_md5_b64 + strlen(supplied_md5_b64));
- ldout(s->cct, 15) << "ceph_armor ret=" << op_ret << dendl;
- if (op_ret != CEPH_CRYPTO_MD5_DIGESTSIZE) {
- op_ret = -ERR_INVALID_DIGEST;
- goto done;
- }
-
- buf_to_hex((const unsigned char *)supplied_md5_bin, CEPH_CRYPTO_MD5_DIGESTSIZE, supplied_md5);
- ldout(s->cct, 15) << "supplied_md5=" << supplied_md5 << dendl;
- }
-
- if (!chunked_upload) { /* with chunked upload we don't know how big is the upload.
- we also check sizes at the end anyway */
- op_ret = store->check_quota(s->bucket_owner.get_id(), s->bucket,
- user_quota, bucket_quota, s->content_length);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "check_quota() returned ret=" << op_ret << dendl;
- goto done;
- }
- op_ret = store->check_bucket_shards(s->bucket_info, s->bucket, bucket_quota);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "check_bucket_shards() returned ret=" << op_ret << dendl;
- goto done;
- }
- }
-
- if (supplied_etag) {
- strncpy(supplied_md5, supplied_etag, sizeof(supplied_md5) - 1);
- supplied_md5[sizeof(supplied_md5) - 1] = '\0';
- }
-
- processor = select_processor(*static_cast<RGWObjectCtx *>(s->obj_ctx), &multipart);
-
- // no filters by default
- filter = processor;
-
- /* Handle object versioning of Swift API. */
- if (! multipart) {
- rgw_obj obj(s->bucket, s->object);
- op_ret = store->swift_versioning_copy(*static_cast<RGWObjectCtx *>(s->obj_ctx),
- s->bucket_owner.get_id(),
- s->bucket_info,
- obj);
- if (op_ret < 0) {
- goto done;
- }
- }
-
- op_ret = processor->prepare(store, NULL);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "processor->prepare() returned ret=" << op_ret
- << dendl;
- goto done;
- }
-
- fst = copy_source_range_fst;
- lst = copy_source_range_lst;
-
- op_ret = get_encrypt_filter(&encrypt, filter);
- if (op_ret < 0) {
- goto done;
- }
- if (encrypt != nullptr) {
- filter = encrypt.get();
- } else {
- //no encryption, we can try compression
- if (compression_type != "none") {
- plugin = get_compressor_plugin(s, compression_type);
- if (!plugin) {
- ldout(s->cct, 1) << "Cannot load plugin for compression type "
- << compression_type << dendl;
- } else {
- compressor.emplace(s->cct, plugin, filter);
- filter = &*compressor;
- }
- }
- }
-
- do {
- bufferlist data;
- if (fst > lst)
- break;
- if (!copy_source) {
- len = get_data(data);
- } else {
- uint64_t cur_lst = min(fst + s->cct->_conf->rgw_max_chunk_size - 1, lst);
- op_ret = get_data(fst, cur_lst, data);
- if (op_ret < 0)
- goto done;
- len = data.length();
- s->content_length += len;
- fst += len;
- }
- if (len < 0) {
- op_ret = len;
- goto done;
- }
-
- if (need_calc_md5) {
- hash.Update((const byte *)data.c_str(), data.length());
- }
-
- /* update torrrent */
- torrent.update(data);
-
- /* do we need this operation to be synchronous? if we're dealing with an object with immutable
- * head, e.g., multipart object we need to make sure we're the first one writing to this object
- */
- bool need_to_wait = (ofs == 0) && multipart;
-
- bufferlist orig_data;
-
- if (need_to_wait) {
- orig_data = data;
- }
-
- op_ret = put_data_and_throttle(filter, data, ofs, need_to_wait);
- if (op_ret < 0) {
- if (!need_to_wait || op_ret != -EEXIST) {
- ldout(s->cct, 20) << "processor->thottle_data() returned ret="
- << op_ret << dendl;
- goto done;
- }
- /* need_to_wait == true and op_ret == -EEXIST */
- ldout(s->cct, 5) << "NOTICE: processor->throttle_data() returned -EEXIST, need to restart write" << dendl;
-
- /* restore original data */
- data.swap(orig_data);
-
- /* restart processing with different oid suffix */
-
- dispose_processor(processor);
- processor = select_processor(*static_cast<RGWObjectCtx *>(s->obj_ctx), &multipart);
- filter = processor;
-
- string oid_rand;
- char buf[33];
- gen_rand_alphanumeric(store->ctx(), buf, sizeof(buf) - 1);
- oid_rand.append(buf);
-
- op_ret = processor->prepare(store, &oid_rand);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "ERROR: processor->prepare() returned "
- << op_ret << dendl;
- goto done;
- }
-
- op_ret = get_encrypt_filter(&encrypt, filter);
- if (op_ret < 0) {
- goto done;
- }
- if (encrypt != nullptr) {
- filter = encrypt.get();
- } else {
- if (compressor) {
- compressor.emplace(s->cct, plugin, filter);
- filter = &*compressor;
- }
- }
- op_ret = put_data_and_throttle(filter, data, ofs, false);
- if (op_ret < 0) {
- goto done;
- }
- }
-
- ofs += len;
- } while (len > 0);
-
- {
- bufferlist flush;
- op_ret = put_data_and_throttle(filter, flush, ofs, false);
- if (op_ret < 0) {
- goto done;
- }
- }
-
- if (!chunked_upload && ofs != s->content_length) {
- op_ret = -ERR_REQUEST_TIMEOUT;
- goto done;
- }
- s->obj_size = ofs;
-
- perfcounter->inc(l_rgw_put_b, s->obj_size);
-
- op_ret = do_aws4_auth_completion();
- if (op_ret < 0) {
- goto done;
- }
-
- op_ret = store->check_quota(s->bucket_owner.get_id(), s->bucket,
- user_quota, bucket_quota, s->obj_size);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "second check_quota() returned op_ret=" << op_ret << dendl;
- goto done;
- }
-
- op_ret = store->check_bucket_shards(s->bucket_info, s->bucket, bucket_quota);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "check_bucket_shards() returned ret=" << op_ret << dendl;
- goto done;
- }
-
- hash.Final(m);
-
- if (compressor && compressor->is_compressed()) {
- bufferlist tmp;
- RGWCompressionInfo cs_info;
- cs_info.compression_type = plugin->get_type_name();
- cs_info.orig_size = s->obj_size;
- cs_info.blocks = move(compressor->get_compression_blocks());
- ::encode(cs_info, tmp);
- attrs[RGW_ATTR_COMPRESSION] = tmp;
- ldout(s->cct, 20) << "storing " << RGW_ATTR_COMPRESSION
- << " with type=" << cs_info.compression_type
- << ", orig_size=" << cs_info.orig_size
- << ", blocks=" << cs_info.blocks.size() << dendl;
- }
-
- buf_to_hex(m, CEPH_CRYPTO_MD5_DIGESTSIZE, calc_md5);
-
- etag = calc_md5;
-
- if (supplied_md5_b64 && strcmp(calc_md5, supplied_md5)) {
- op_ret = -ERR_BAD_DIGEST;
- goto done;
- }
-
- policy.encode(aclbl);
- emplace_attr(RGW_ATTR_ACL, std::move(aclbl));
-
- if (dlo_manifest) {
- op_ret = encode_dlo_manifest_attr(dlo_manifest, attrs);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "bad user manifest: " << dlo_manifest << dendl;
- goto done;
- }
- complete_etag(hash, &etag);
- ldout(s->cct, 10) << __func__ << ": calculated md5 for user manifest: " << etag << dendl;
- }
-
- if (slo_info) {
- bufferlist manifest_bl;
- ::encode(*slo_info, manifest_bl);
- emplace_attr(RGW_ATTR_SLO_MANIFEST, std::move(manifest_bl));
-
- hash.Update((byte *)slo_info->raw_data, slo_info->raw_data_len);
- complete_etag(hash, &etag);
- ldout(s->cct, 10) << __func__ << ": calculated md5 for user manifest: " << etag << dendl;
- }
-
- if (supplied_etag && etag.compare(supplied_etag) != 0) {
- op_ret = -ERR_UNPROCESSABLE_ENTITY;
- goto done;
- }
- bl.append(etag.c_str(), etag.size() + 1);
- emplace_attr(RGW_ATTR_ETAG, std::move(bl));
-
- populate_with_generic_attrs(s, attrs);
- op_ret = rgw_get_request_metadata(s->cct, s->info, attrs);
- if (op_ret < 0) {
- goto done;
- }
- encode_delete_at_attr(delete_at, attrs);
- encode_obj_tags_attr(obj_tags.get(), attrs);
-
- /* Add a custom metadata to expose the information whether an object
- * is an SLO or not. Appending the attribute must be performed AFTER
- * processing any input from user in order to prohibit overwriting. */
- if (slo_info) {
- bufferlist slo_userindicator_bl;
- slo_userindicator_bl.append("True", 4);
- emplace_attr(RGW_ATTR_SLO_UINDICATOR, std::move(slo_userindicator_bl));
- }
-
- op_ret = processor->complete(s->obj_size, etag, &mtime, real_time(), attrs,
- (delete_at ? *delete_at : real_time()), if_match, if_nomatch,
- (user_data.empty() ? nullptr : &user_data));
-
- /* produce torrent */
- if (s->cct->_conf->rgw_torrent_flag && (ofs == torrent.get_data_len()))
- {
- torrent.init(s, store);
- torrent.set_create_date(mtime);
- op_ret = torrent.complete();
- if (0 != op_ret)
- {
- ldout(s->cct, 0) << "ERROR: torrent.handle_data() returned " << op_ret << dendl;
- goto done;
- }
- }
-
-done:
- dispose_processor(processor);
- perfcounter->tinc(l_rgw_put_lat,
- (ceph_clock_now() - s->time));
-}
-
-int RGWPostObj::verify_permission()
-{
- return 0;
-}
-/*
-RGWPutObjProcessor *RGWPostObj::select_processor(RGWObjectCtx& obj_ctx)
-{
- RGWPutObjProcessor *processor;
-
- uint64_t part_size = s->cct->_conf->rgw_obj_stripe_size;
-
- processor = new RGWPutObjProcessor_Atomic(obj_ctx, s->bucket_info, s->bucket, s->object.name, part_size, s->req_id, s->bucket_info.versioning_enabled());
-
- return processor;
-}
-
-void RGWPostObj::dispose_processor(RGWPutObjDataProcessor *processor)
-{
- delete processor;
-}
-*/
-void RGWPostObj::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWPostObj::execute()
-{
- RGWPutObjDataProcessor *filter = nullptr;
- boost::optional<RGWPutObj_Compress> compressor;
- CompressorRef plugin;
- char supplied_md5[CEPH_CRYPTO_MD5_DIGESTSIZE * 2 + 1];
-
- /* Read in the data from the POST form. */
- op_ret = get_params();
- if (op_ret < 0) {
- return;
- }
-
- op_ret = verify_params();
- if (op_ret < 0) {
- return;
- }
-
- if (s->iam_policy) {
- auto e = s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutObject,
- rgw_obj(s->bucket, s->object));
- if (e == Effect::Deny) {
- op_ret = -EACCES;
- return;
- } else if (e == Effect::Pass && !verify_bucket_permission_no_policy(s, RGW_PERM_WRITE)) {
- op_ret = -EACCES;
- return;
- }
- } else if (!verify_bucket_permission_no_policy(s, RGW_PERM_WRITE)) {
- op_ret = -EACCES;
- return;
- }
-
- /* Start iteration over data fields. It's necessary as Swift's FormPost
- * is capable to handle multiple files in single form. */
- do {
- std::unique_ptr<RGWPutObjDataProcessor> encrypt;
- char calc_md5[CEPH_CRYPTO_MD5_DIGESTSIZE * 2 + 1];
- unsigned char m[CEPH_CRYPTO_MD5_DIGESTSIZE];
- MD5 hash;
- ceph::buffer::list bl, aclbl;
- int len = 0;
-
- op_ret = store->check_quota(s->bucket_owner.get_id(),
- s->bucket,
- user_quota,
- bucket_quota,
- s->content_length);
- if (op_ret < 0) {
- return;
- }
-
- op_ret = store->check_bucket_shards(s->bucket_info, s->bucket, bucket_quota);
- if (op_ret < 0) {
- return;
- }
-
- if (supplied_md5_b64) {
- char supplied_md5_bin[CEPH_CRYPTO_MD5_DIGESTSIZE + 1];
- ldout(s->cct, 15) << "supplied_md5_b64=" << supplied_md5_b64 << dendl;
- op_ret = ceph_unarmor(supplied_md5_bin, &supplied_md5_bin[CEPH_CRYPTO_MD5_DIGESTSIZE + 1],
- supplied_md5_b64, supplied_md5_b64 + strlen(supplied_md5_b64));
- ldout(s->cct, 15) << "ceph_armor ret=" << op_ret << dendl;
- if (op_ret != CEPH_CRYPTO_MD5_DIGESTSIZE) {
- op_ret = -ERR_INVALID_DIGEST;
- return;
- }
-
- buf_to_hex((const unsigned char *)supplied_md5_bin, CEPH_CRYPTO_MD5_DIGESTSIZE, supplied_md5);
- ldout(s->cct, 15) << "supplied_md5=" << supplied_md5 << dendl;
- }
-
- RGWPutObjProcessor_Atomic processor(*static_cast<RGWObjectCtx *>(s->obj_ctx),
- s->bucket_info,
- s->bucket,
- get_current_filename(),
- /* part size */
- s->cct->_conf->rgw_obj_stripe_size,
- s->req_id,
- s->bucket_info.versioning_enabled());
- /* No filters by default. */
- filter = &processor;
-
- op_ret = processor.prepare(store, nullptr);
- if (op_ret < 0) {
- return;
- }
-
- op_ret = get_encrypt_filter(&encrypt, filter);
- if (op_ret < 0) {
- return;
- }
- if (encrypt != nullptr) {
- filter = encrypt.get();
- } else {
- const auto& compression_type = store->get_zone_params().get_compression_type(
- s->bucket_info.placement_rule);
- if (compression_type != "none") {
- plugin = Compressor::create(s->cct, compression_type);
- if (!plugin) {
- ldout(s->cct, 1) << "Cannot load plugin for compression type "
- << compression_type << dendl;
- } else {
- compressor.emplace(s->cct, plugin, filter);
- filter = &*compressor;
- }
- }
- }
-
- bool again;
- do {
- ceph::bufferlist data;
- len = get_data(data, again);
-
- if (len < 0) {
- op_ret = len;
- return;
- }
-
- if (!len) {
- break;
- }
-
- hash.Update((const byte *)data.c_str(), data.length());
- op_ret = put_data_and_throttle(filter, data, ofs, false);
-
- ofs += len;
-
- if (ofs > max_len) {
- op_ret = -ERR_TOO_LARGE;
- return;
- }
- } while (again);
-
- {
- bufferlist flush;
- op_ret = put_data_and_throttle(filter, flush, ofs, false);
- }
-
- if (len < min_len) {
- op_ret = -ERR_TOO_SMALL;
- return;
- }
-
- s->obj_size = ofs;
-
- if (supplied_md5_b64 && strcmp(calc_md5, supplied_md5)) {
- op_ret = -ERR_BAD_DIGEST;
- return;
- }
-
- op_ret = store->check_quota(s->bucket_owner.get_id(), s->bucket,
- user_quota, bucket_quota, s->obj_size);
- if (op_ret < 0) {
- return;
- }
-
- op_ret = store->check_bucket_shards(s->bucket_info, s->bucket, bucket_quota);
- if (op_ret < 0) {
- return;
- }
-
- hash.Final(m);
- buf_to_hex(m, CEPH_CRYPTO_MD5_DIGESTSIZE, calc_md5);
-
- etag = calc_md5;
- bl.append(etag.c_str(), etag.size() + 1);
- emplace_attr(RGW_ATTR_ETAG, std::move(bl));
-
- policy.encode(aclbl);
- emplace_attr(RGW_ATTR_ACL, std::move(aclbl));
-
- const std::string content_type = get_current_content_type();
- if (! content_type.empty()) {
- ceph::bufferlist ct_bl;
- ct_bl.append(content_type.c_str(), content_type.size() + 1);
- emplace_attr(RGW_ATTR_CONTENT_TYPE, std::move(ct_bl));
- }
-
- if (compressor && compressor->is_compressed()) {
- ceph::bufferlist tmp;
- RGWCompressionInfo cs_info;
- cs_info.compression_type = plugin->get_type_name();
- cs_info.orig_size = s->obj_size;
- cs_info.blocks = move(compressor->get_compression_blocks());
- ::encode(cs_info, tmp);
- emplace_attr(RGW_ATTR_COMPRESSION, std::move(tmp));
- }
-
- op_ret = processor.complete(s->obj_size, etag, nullptr, real_time(),
- attrs, (delete_at ? *delete_at : real_time()));
- } while (is_next_file_to_upload());
-}
-
-
-void RGWPutMetadataAccount::filter_out_temp_url(map<string, bufferlist>& add_attrs,
- const set<string>& rmattr_names,
- map<int, string>& temp_url_keys)
-{
- map<string, bufferlist>::iterator iter;
-
- iter = add_attrs.find(RGW_ATTR_TEMPURL_KEY1);
- if (iter != add_attrs.end()) {
- temp_url_keys[0] = iter->second.c_str();
- add_attrs.erase(iter);
- }
-
- iter = add_attrs.find(RGW_ATTR_TEMPURL_KEY2);
- if (iter != add_attrs.end()) {
- temp_url_keys[1] = iter->second.c_str();
- add_attrs.erase(iter);
- }
-
- for (const string& name : rmattr_names) {
- if (name.compare(RGW_ATTR_TEMPURL_KEY1) == 0) {
- temp_url_keys[0] = string();
- }
- if (name.compare(RGW_ATTR_TEMPURL_KEY2) == 0) {
- temp_url_keys[1] = string();
- }
- }
-}
-
-int RGWPutMetadataAccount::init_processing()
-{
- /* First, go to the base class. At the time of writing the method was
- * responsible only for initializing the quota. This isn't necessary
- * here as we are touching metadata only. I'm putting this call only
- * for the future. */
- op_ret = RGWOp::init_processing();
- if (op_ret < 0) {
- return op_ret;
- }
-
- op_ret = get_params();
- if (op_ret < 0) {
- return op_ret;
- }
-
- op_ret = rgw_get_user_attrs_by_uid(store, s->user->user_id, orig_attrs,
- &acct_op_tracker);
- if (op_ret < 0) {
- return op_ret;
- }
-
- if (has_policy) {
- bufferlist acl_bl;
- policy.encode(acl_bl);
- attrs.emplace(RGW_ATTR_ACL, std::move(acl_bl));
- }
-
- op_ret = rgw_get_request_metadata(s->cct, s->info, attrs, false);
- if (op_ret < 0) {
- return op_ret;
- }
- prepare_add_del_attrs(orig_attrs, rmattr_names, attrs);
- populate_with_generic_attrs(s, attrs);
-
- /* Try extract the TempURL-related stuff now to allow verify_permission
- * evaluate whether we need FULL_CONTROL or not. */
- filter_out_temp_url(attrs, rmattr_names, temp_url_keys);
-
- /* The same with quota except a client needs to be reseller admin. */
- op_ret = filter_out_quota_info(attrs, rmattr_names, new_quota,
- &new_quota_extracted);
- if (op_ret < 0) {
- return op_ret;
- }
-
- return 0;
-}
-
-int RGWPutMetadataAccount::verify_permission()
-{
- if (s->auth.identity->is_anonymous()) {
- return -EACCES;
- }
-
- if (!verify_user_permission(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- /* Altering TempURL keys requires FULL_CONTROL. */
- if (!temp_url_keys.empty() && s->perm_mask != RGW_PERM_FULL_CONTROL) {
- return -EPERM;
- }
-
- /* We are failing this intensionally to allow system user/reseller admin
- * override in rgw_process.cc. This is the way to specify a given RGWOp
- * expect extra privileges. */
- if (new_quota_extracted) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWPutMetadataAccount::execute()
-{
- /* Params have been extracted earlier. See init_processing(). */
- RGWUserInfo new_uinfo;
- op_ret = rgw_get_user_info_by_uid(store, s->user->user_id, new_uinfo,
- &acct_op_tracker);
- if (op_ret < 0) {
- return;
- }
-
- /* Handle the TempURL-related stuff. */
- if (!temp_url_keys.empty()) {
- for (auto& pair : temp_url_keys) {
- new_uinfo.temp_url_keys[pair.first] = std::move(pair.second);
- }
- }
-
- /* Handle the quota extracted at the verify_permission step. */
- if (new_quota_extracted) {
- new_uinfo.user_quota = std::move(new_quota);
- }
-
- /* We are passing here the current (old) user info to allow the function
- * optimize-out some operations. */
- op_ret = rgw_store_user_info(store, new_uinfo, s->user,
- &acct_op_tracker, real_time(), false, &attrs);
-}
-
-int RGWPutMetadataBucket::verify_permission()
-{
- if (!verify_bucket_permission_no_policy(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWPutMetadataBucket::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWPutMetadataBucket::execute()
-{
- op_ret = get_params();
- if (op_ret < 0) {
- return;
- }
-
- op_ret = rgw_get_request_metadata(s->cct, s->info, attrs, false);
- if (op_ret < 0) {
- return;
- }
-
- if (!placement_rule.empty() &&
- placement_rule != s->bucket_info.placement_rule) {
- op_ret = -EEXIST;
- return;
- }
-
- /* Encode special metadata first as we're using std::map::emplace under
- * the hood. This method will add the new items only if the map doesn't
- * contain such keys yet. */
- if (has_policy) {
- if (s->dialect.compare("swift") == 0) {
- auto old_policy = \
- static_cast<RGWAccessControlPolicy_SWIFT*>(s->bucket_acl.get());
- auto new_policy = static_cast<RGWAccessControlPolicy_SWIFT*>(&policy);
- new_policy->filter_merge(policy_rw_mask, old_policy);
- policy = *new_policy;
- }
- buffer::list bl;
- policy.encode(bl);
- emplace_attr(RGW_ATTR_ACL, std::move(bl));
- }
-
- if (has_cors) {
- buffer::list bl;
- cors_config.encode(bl);
- emplace_attr(RGW_ATTR_CORS, std::move(bl));
- }
-
- /* It's supposed that following functions WILL NOT change any special
- * attributes (like RGW_ATTR_ACL) if they are already present in attrs. */
- prepare_add_del_attrs(s->bucket_attrs, rmattr_names, attrs);
- populate_with_generic_attrs(s, attrs);
-
- /* According to the Swift's behaviour and its container_quota WSGI middleware
- * implementation: anyone with write permissions is able to set the bucket
- * quota. This stays in contrast to account quotas that can be set only by
- * clients holding reseller admin privileges. */
- op_ret = filter_out_quota_info(attrs, rmattr_names, s->bucket_info.quota);
- if (op_ret < 0) {
- return;
- }
-
- if (swift_ver_location) {
- s->bucket_info.swift_ver_location = *swift_ver_location;
- s->bucket_info.swift_versioning = (! swift_ver_location->empty());
- }
-
- /* Web site of Swift API. */
- filter_out_website(attrs, rmattr_names, s->bucket_info.website_conf);
- s->bucket_info.has_website = !s->bucket_info.website_conf.is_empty();
-
- /* Setting attributes also stores the provided bucket info. Due to this
- * fact, the new quota settings can be serialized with the same call. */
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, attrs,
- &s->bucket_info.objv_tracker);
-}
-
-int RGWPutMetadataObject::verify_permission()
-{
- // This looks to be something specific to Swift. We could add
- // operations like swift:PutMetadataObject to the Policy Engine.
- if (!verify_object_permission_no_policy(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWPutMetadataObject::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWPutMetadataObject::execute()
-{
- rgw_obj obj(s->bucket, s->object);
- map<string, bufferlist> attrs, orig_attrs, rmattrs;
-
- store->set_atomic(s->obj_ctx, obj);
-
- op_ret = get_params();
- if (op_ret < 0) {
- return;
- }
-
- op_ret = rgw_get_request_metadata(s->cct, s->info, attrs);
- if (op_ret < 0) {
- return;
- }
-
- /* check if obj exists, read orig attrs */
- op_ret = get_obj_attrs(store, s, obj, orig_attrs);
- if (op_ret < 0) {
- return;
- }
-
- /* Check whether the object has expired. Swift API documentation
- * stands that we should return 404 Not Found in such case. */
- if (need_object_expiration() && object_is_expired(orig_attrs)) {
- op_ret = -ENOENT;
- return;
- }
-
- /* Filter currently existing attributes. */
- prepare_add_del_attrs(orig_attrs, attrs, rmattrs);
- populate_with_generic_attrs(s, attrs);
- encode_delete_at_attr(delete_at, attrs);
-
- if (dlo_manifest) {
- op_ret = encode_dlo_manifest_attr(dlo_manifest, attrs);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "bad user manifest: " << dlo_manifest << dendl;
- return;
- }
- }
-
- op_ret = store->set_attrs(s->obj_ctx, s->bucket_info, obj, attrs, &rmattrs);
-}
-
-int RGWDeleteObj::handle_slo_manifest(bufferlist& bl)
-{
- RGWSLOInfo slo_info;
- bufferlist::iterator bliter = bl.begin();
- try {
- ::decode(slo_info, bliter);
- } catch (buffer::error& err) {
- ldout(s->cct, 0) << "ERROR: failed to decode slo manifest" << dendl;
- return -EIO;
- }
-
- try {
- deleter = std::unique_ptr<RGWBulkDelete::Deleter>(\
- new RGWBulkDelete::Deleter(store, s));
- } catch (std::bad_alloc) {
- return -ENOMEM;
- }
-
- list<RGWBulkDelete::acct_path_t> items;
- for (const auto& iter : slo_info.entries) {
- const string& path_str = iter.path;
-
- const size_t sep_pos = path_str.find('/', 1 /* skip first slash */);
- if (boost::string_view::npos == sep_pos) {
- return -EINVAL;
- }
-
- RGWBulkDelete::acct_path_t path;
-
- path.bucket_name = url_decode(path_str.substr(1, sep_pos - 1));
- path.obj_key = url_decode(path_str.substr(sep_pos + 1));
-
- items.push_back(path);
- }
-
- /* Request removal of the manifest object itself. */
- RGWBulkDelete::acct_path_t path;
- path.bucket_name = s->bucket_name;
- path.obj_key = s->object;
- items.push_back(path);
-
- int ret = deleter->delete_chunk(items);
- if (ret < 0) {
- return ret;
- }
-
- return 0;
-}
-
-int RGWDeleteObj::verify_permission()
-{
- if (s->iam_policy) {
- auto r = s->iam_policy->eval(s->env, *s->auth.identity,
- s->object.instance.empty() ?
- rgw::IAM::s3DeleteObject :
- rgw::IAM::s3DeleteObjectVersion,
- ARN(s->bucket, s->object.name));
- if (r == Effect::Allow)
- return true;
- else if (r == Effect::Deny)
- return false;
- }
-
- if (!verify_bucket_permission_no_policy(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWDeleteObj::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWDeleteObj::execute()
-{
- if (!s->bucket_exists) {
- op_ret = -ERR_NO_SUCH_BUCKET;
- return;
- }
-
- op_ret = get_params();
- if (op_ret < 0) {
- return;
- }
-
- rgw_obj obj(s->bucket, s->object);
- map<string, bufferlist> attrs;
-
-
- if (!s->object.empty()) {
- if (need_object_expiration() || multipart_delete) {
- /* check if obj exists, read orig attrs */
- op_ret = get_obj_attrs(store, s, obj, attrs);
- if (op_ret < 0) {
- return;
- }
- }
-
- if (multipart_delete) {
- const auto slo_attr = attrs.find(RGW_ATTR_SLO_MANIFEST);
-
- if (slo_attr != attrs.end()) {
- op_ret = handle_slo_manifest(slo_attr->second);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "ERROR: failed to handle slo manifest ret=" << op_ret << dendl;
- }
- } else {
- op_ret = -ERR_NOT_SLO_MANIFEST;
- }
-
- return;
- }
-
- RGWObjectCtx *obj_ctx = static_cast<RGWObjectCtx *>(s->obj_ctx);
- obj_ctx->obj.set_atomic(obj);
-
- bool ver_restored = false;
- op_ret = store->swift_versioning_restore(*obj_ctx, s->bucket_owner.get_id(),
- s->bucket_info, obj, ver_restored);
- if (op_ret < 0) {
- return;
- }
-
- if (!ver_restored) {
- /* Swift's versioning mechanism hasn't found any previous version of
- * the object that could be restored. This means we should proceed
- * with the regular delete path. */
- RGWRados::Object del_target(store, s->bucket_info, *obj_ctx, obj);
- RGWRados::Object::Delete del_op(&del_target);
-
- op_ret = get_system_versioning_params(s, &del_op.params.olh_epoch,
- &del_op.params.marker_version_id);
- if (op_ret < 0) {
- return;
- }
-
- del_op.params.bucket_owner = s->bucket_owner.get_id();
- del_op.params.versioning_status = s->bucket_info.versioning_status();
- del_op.params.obj_owner = s->owner;
- del_op.params.unmod_since = unmod_since;
- del_op.params.high_precision_time = s->system_request; /* system request uses high precision time */
-
- op_ret = del_op.delete_obj();
- if (op_ret >= 0) {
- delete_marker = del_op.result.delete_marker;
- version_id = del_op.result.version_id;
- }
-
- /* Check whether the object has expired. Swift API documentation
- * stands that we should return 404 Not Found in such case. */
- if (need_object_expiration() && object_is_expired(attrs)) {
- op_ret = -ENOENT;
- return;
- }
- }
-
- if (op_ret == -ERR_PRECONDITION_FAILED && no_precondition_error) {
- op_ret = 0;
- }
- } else {
- op_ret = -EINVAL;
- }
-}
-
-
-bool RGWCopyObj::parse_copy_location(const string& url_src, string& bucket_name, rgw_obj_key& key)
-{
- string name_str;
- string params_str;
-
- size_t pos = url_src.find('?');
- if (pos == string::npos) {
- name_str = url_src;
- } else {
- name_str = url_src.substr(0, pos);
- params_str = url_src.substr(pos + 1);
- }
-
- std::string dec_src = url_decode(name_str);
- const char *src = dec_src.c_str();
-
- if (*src == '/') ++src;
-
- string str(src);
-
- pos = str.find('/');
- if (pos ==string::npos)
- return false;
-
- bucket_name = str.substr(0, pos);
- key.name = str.substr(pos + 1);
-
- if (key.name.empty()) {
- return false;
- }
-
- if (!params_str.empty()) {
- RGWHTTPArgs args;
- args.set(params_str);
- args.parse();
-
- key.instance = args.get("versionId", NULL);
- }
-
- return true;
-}
-
-int RGWCopyObj::verify_permission()
-{
- RGWAccessControlPolicy src_acl(s->cct);
- optional<Policy> src_policy;
- op_ret = get_params();
- if (op_ret < 0)
- return op_ret;
-
- op_ret = get_system_versioning_params(s, &olh_epoch, &version_id);
- if (op_ret < 0) {
- return op_ret;
- }
- map<string, bufferlist> src_attrs;
-
- RGWObjectCtx& obj_ctx = *static_cast<RGWObjectCtx *>(s->obj_ctx);
-
- if (s->bucket_instance_id.empty()) {
- op_ret = store->get_bucket_info(obj_ctx, src_tenant_name, src_bucket_name, src_bucket_info, NULL, &src_attrs);
- } else {
- /* will only happen in intra region sync where the source and dest bucket is the same */
- op_ret = store->get_bucket_instance_info(obj_ctx, s->bucket_instance_id, src_bucket_info, NULL, &src_attrs);
- }
- if (op_ret < 0) {
- if (op_ret == -ENOENT) {
- op_ret = -ERR_NO_SUCH_BUCKET;
- }
- return op_ret;
- }
-
- src_bucket = src_bucket_info.bucket;
-
- /* get buckets info (source and dest) */
- if (s->local_source && source_zone.empty()) {
- rgw_obj src_obj(src_bucket, src_object);
- store->set_atomic(s->obj_ctx, src_obj);
- store->set_prefetch_data(s->obj_ctx, src_obj);
-
- /* check source object permissions */
- op_ret = read_obj_policy(store, s, src_bucket_info, src_attrs, &src_acl,
- src_policy, src_bucket, src_object);
- if (op_ret < 0) {
- return op_ret;
- }
-
- /* admin request overrides permission checks */
- if (!s->auth.identity->is_admin_of(src_acl.get_owner().get_id())) {
- if (src_policy) {
- auto e = src_policy->eval(s->env, *s->auth.identity,
- src_object.instance.empty() ?
- rgw::IAM::s3GetObject :
- rgw::IAM::s3GetObjectVersion,
- ARN(src_obj));
- if (e == Effect::Deny) {
- return -EACCES;
- } else if (e == Effect::Pass &&
- !src_acl.verify_permission(*s->auth.identity, s->perm_mask,
- RGW_PERM_READ)) {
- return -EACCES;
- }
- } else if (!src_acl.verify_permission(*s->auth.identity,
- s->perm_mask,
- RGW_PERM_READ)) {
- return -EACCES;
- }
- }
- }
-
- RGWAccessControlPolicy dest_bucket_policy(s->cct);
- map<string, bufferlist> dest_attrs;
-
- if (src_bucket_name.compare(dest_bucket_name) == 0) { /* will only happen if s->local_source
- or intra region sync */
- dest_bucket_info = src_bucket_info;
- dest_attrs = src_attrs;
- } else {
- op_ret = store->get_bucket_info(obj_ctx, dest_tenant_name, dest_bucket_name,
- dest_bucket_info, nullptr, &dest_attrs);
- if (op_ret < 0) {
- if (op_ret == -ENOENT) {
- op_ret = -ERR_NO_SUCH_BUCKET;
- }
- return op_ret;
- }
- }
-
- dest_bucket = dest_bucket_info.bucket;
-
- rgw_obj dest_obj(dest_bucket, dest_object);
- store->set_atomic(s->obj_ctx, dest_obj);
-
- /* check dest bucket permissions */
- op_ret = read_bucket_policy(store, s, dest_bucket_info, dest_attrs,
- &dest_bucket_policy, dest_bucket);
- if (op_ret < 0) {
- return op_ret;
- }
-
- /* admin request overrides permission checks */
- if (! s->auth.identity->is_admin_of(dest_policy.get_owner().get_id()) &&
- ! dest_bucket_policy.verify_permission(*s->auth.identity, s->perm_mask,
- RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- op_ret = init_dest_policy();
- if (op_ret < 0) {
- return op_ret;
- }
-
- return 0;
-}
-
-
-int RGWCopyObj::init_common()
-{
- if (if_mod) {
- if (parse_time(if_mod, &mod_time) < 0) {
- op_ret = -EINVAL;
- return op_ret;
- }
- mod_ptr = &mod_time;
- }
-
- if (if_unmod) {
- if (parse_time(if_unmod, &unmod_time) < 0) {
- op_ret = -EINVAL;
- return op_ret;
- }
- unmod_ptr = &unmod_time;
- }
-
- bufferlist aclbl;
- dest_policy.encode(aclbl);
- emplace_attr(RGW_ATTR_ACL, std::move(aclbl));
-
- op_ret = rgw_get_request_metadata(s->cct, s->info, attrs);
- if (op_ret < 0) {
- return op_ret;
- }
- populate_with_generic_attrs(s, attrs);
-
- return 0;
-}
-
-static void copy_obj_progress_cb(off_t ofs, void *param)
-{
- RGWCopyObj *op = static_cast<RGWCopyObj *>(param);
- op->progress_cb(ofs);
-}
-
-void RGWCopyObj::progress_cb(off_t ofs)
-{
- if (!s->cct->_conf->rgw_copy_obj_progress)
- return;
-
- if (ofs - last_ofs < s->cct->_conf->rgw_copy_obj_progress_every_bytes)
- return;
-
- send_partial_response(ofs);
-
- last_ofs = ofs;
-}
-
-void RGWCopyObj::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWCopyObj::execute()
-{
- if (init_common() < 0)
- return;
-
- rgw_obj src_obj(src_bucket, src_object);
- rgw_obj dst_obj(dest_bucket, dest_object);
-
- RGWObjectCtx& obj_ctx = *static_cast<RGWObjectCtx *>(s->obj_ctx);
- obj_ctx.obj.set_atomic(src_obj);
- obj_ctx.obj.set_atomic(dst_obj);
-
- encode_delete_at_attr(delete_at, attrs);
-
- bool high_precision_time = (s->system_request);
-
- /* Handle object versioning of Swift API. In case of copying to remote this
- * should fail gently (op_ret == 0) as the dst_obj will not exist here. */
- op_ret = store->swift_versioning_copy(obj_ctx,
- dest_bucket_info.owner,
- dest_bucket_info,
- dst_obj);
- if (op_ret < 0) {
- return;
- }
-
- op_ret = store->copy_obj(obj_ctx,
- s->user->user_id,
- client_id,
- op_id,
- &s->info,
- source_zone,
- dst_obj,
- src_obj,
- dest_bucket_info,
- src_bucket_info,
- &src_mtime,
- &mtime,
- mod_ptr,
- unmod_ptr,
- high_precision_time,
- if_match,
- if_nomatch,
- attrs_mod,
- copy_if_newer,
- attrs, RGW_OBJ_CATEGORY_MAIN,
- olh_epoch,
- (delete_at ? *delete_at : real_time()),
- (version_id.empty() ? NULL : &version_id),
- &s->req_id, /* use req_id as tag */
- &etag,
- copy_obj_progress_cb, (void *)this
- );
-}
-
-int RGWGetACLs::verify_permission()
-{
- bool perm;
- if (!s->object.empty()) {
- perm = verify_object_permission(s,
- s->object.instance.empty() ?
- rgw::IAM::s3GetObjectAcl :
- rgw::IAM::s3GetObjectVersionAcl);
- } else {
- perm = verify_bucket_permission(s, rgw::IAM::s3GetBucketAcl);
- }
- if (!perm)
- return -EACCES;
-
- return 0;
-}
-
-void RGWGetACLs::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWGetACLs::execute()
-{
- stringstream ss;
- RGWAccessControlPolicy* const acl = \
- (!s->object.empty() ? s->object_acl.get() : s->bucket_acl.get());
- RGWAccessControlPolicy_S3* const s3policy = \
- static_cast<RGWAccessControlPolicy_S3*>(acl);
- s3policy->to_xml(ss);
- acls = ss.str();
-}
-
-
-
-int RGWPutACLs::verify_permission()
-{
- bool perm;
- if (!s->object.empty()) {
- perm = verify_object_permission(s,
- s->object.instance.empty() ?
- rgw::IAM::s3PutObjectAcl :
- rgw::IAM::s3PutObjectVersionAcl);
- } else {
- perm = verify_bucket_permission(s, rgw::IAM::s3PutBucketAcl);
- }
- if (!perm)
- return -EACCES;
-
- return 0;
-}
-
-int RGWGetLC::verify_permission()
-{
- bool perm;
- perm = verify_bucket_permission(s, rgw::IAM::s3GetLifecycleConfiguration);
- if (!perm)
- return -EACCES;
-
- return 0;
-}
-
-int RGWPutLC::verify_permission()
-{
- bool perm;
- perm = verify_bucket_permission(s, rgw::IAM::s3PutLifecycleConfiguration);
- if (!perm)
- return -EACCES;
-
- return 0;
-}
-
-int RGWDeleteLC::verify_permission()
-{
- bool perm;
- perm = verify_bucket_permission(s, rgw::IAM::s3PutLifecycleConfiguration);
- if (!perm)
- return -EACCES;
-
- return 0;
-}
-
-void RGWPutACLs::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWGetLC::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWPutLC::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWDeleteLC::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWPutACLs::execute()
-{
- bufferlist bl;
-
- RGWAccessControlPolicy_S3 *policy = NULL;
- RGWACLXMLParser_S3 parser(s->cct);
- RGWAccessControlPolicy_S3 new_policy(s->cct);
- stringstream ss;
- char *new_data = NULL;
- rgw_obj obj;
-
- op_ret = 0; /* XXX redundant? */
-
- if (!parser.init()) {
- op_ret = -EINVAL;
- return;
- }
-
-
- RGWAccessControlPolicy* const existing_policy = \
- (s->object.empty() ? s->bucket_acl.get() : s->object_acl.get());
-
- owner = existing_policy->get_owner();
-
- op_ret = get_params();
- if (op_ret < 0) {
- if (op_ret == -ERANGE) {
- ldout(s->cct, 4) << "The size of request xml data is larger than the max limitation, data size = "
- << s->length << dendl;
- op_ret = -ERR_MALFORMED_XML;
- s->err.message = "The XML you provided was larger than the maximum " +
- std::to_string(s->cct->_conf->rgw_max_put_param_size) +
- " bytes allowed.";
- }
- return;
- }
-
- ldout(s->cct, 15) << "read len=" << len << " data=" << (data ? data : "") << dendl;
-
- if (!s->canned_acl.empty() && len) {
- op_ret = -EINVAL;
- return;
- }
-
- if (!s->canned_acl.empty() || s->has_acl_header) {
- op_ret = get_policy_from_state(store, s, ss);
- if (op_ret < 0)
- return;
-
- new_data = strdup(ss.str().c_str());
- free(data);
- data = new_data;
- len = ss.str().size();
- }
-
- if (!parser.parse(data, len, 1)) {
- op_ret = -EINVAL;
- return;
- }
- policy = static_cast<RGWAccessControlPolicy_S3 *>(parser.find_first("AccessControlPolicy"));
- if (!policy) {
- op_ret = -EINVAL;
- return;
- }
-
- const RGWAccessControlList& req_acl = policy->get_acl();
- const multimap<string, ACLGrant>& req_grant_map = req_acl.get_grant_map();
-#define ACL_GRANTS_MAX_NUM 100
- int max_num = s->cct->_conf->rgw_acl_grants_max_num;
- if (max_num < 0) {
- max_num = ACL_GRANTS_MAX_NUM;
- }
-
- int grants_num = req_grant_map.size();
- if (grants_num > max_num) {
- ldout(s->cct, 4) << "An acl can have up to "
- << max_num
- << " grants, request acl grants num: "
- << grants_num << dendl;
- op_ret = -ERR_MALFORMED_ACL_ERROR;
- s->err.message = "The request is rejected, because the acl grants number you requested is larger than the maximum "
- + std::to_string(max_num)
- + " grants allowed in an acl.";
- return;
- }
-
- // forward bucket acl requests to meta master zone
- if (s->object.empty() && !store->is_meta_master()) {
- bufferlist in_data;
- // include acl data unless it was generated from a canned_acl
- if (s->canned_acl.empty()) {
- in_data.append(data, len);
- }
- op_ret = forward_request_to_master(s, NULL, store, in_data, NULL);
- if (op_ret < 0) {
- ldout(s->cct, 20) << __func__ << "forward_request_to_master returned ret=" << op_ret << dendl;
- return;
- }
- }
-
- if (s->cct->_conf->subsys.should_gather(ceph_subsys_rgw, 15)) {
- ldout(s->cct, 15) << "Old AccessControlPolicy";
- policy->to_xml(*_dout);
- *_dout << dendl;
- }
-
- op_ret = policy->rebuild(store, &owner, new_policy);
- if (op_ret < 0)
- return;
-
- if (s->cct->_conf->subsys.should_gather(ceph_subsys_rgw, 15)) {
- ldout(s->cct, 15) << "New AccessControlPolicy:";
- new_policy.to_xml(*_dout);
- *_dout << dendl;
- }
-
- new_policy.encode(bl);
- map<string, bufferlist> attrs;
-
- if (!s->object.empty()) {
- obj = rgw_obj(s->bucket, s->object);
- store->set_atomic(s->obj_ctx, obj);
- //if instance is empty, we should modify the latest object
- op_ret = modify_obj_attr(store, s, obj, RGW_ATTR_ACL, bl);
- } else {
- attrs = s->bucket_attrs;
- attrs[RGW_ATTR_ACL] = bl;
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, attrs, &s->bucket_info.objv_tracker);
- }
- if (op_ret == -ECANCELED) {
- op_ret = 0; /* lost a race, but it's ok because acls are immutable */
- }
-}
-
-static void get_lc_oid(struct req_state *s, string& oid)
-{
- string shard_id = s->bucket.name + ':' +s->bucket.bucket_id;
- int max_objs = (s->cct->_conf->rgw_lc_max_objs > HASH_PRIME)?HASH_PRIME:s->cct->_conf->rgw_lc_max_objs;
- int index = ceph_str_hash_linux(shard_id.c_str(), shard_id.size()) % HASH_PRIME % max_objs;
- oid = lc_oid_prefix;
- char buf[32];
- snprintf(buf, 32, ".%d", index);
- oid.append(buf);
- return;
-}
-
-void RGWPutLC::execute()
-{
- bufferlist bl;
-
- RGWLifecycleConfiguration_S3 *config = NULL;
- RGWLCXMLParser_S3 parser(s->cct);
- RGWLifecycleConfiguration_S3 new_config(s->cct);
-
- if (!parser.init()) {
- op_ret = -EINVAL;
- return;
- }
-
- op_ret = get_params();
- if (op_ret < 0)
- return;
-
- ldout(s->cct, 15) << "read len=" << len << " data=" << (data ? data : "") << dendl;
-
- if (!parser.parse(data, len, 1)) {
- op_ret = -ERR_MALFORMED_XML;
- return;
- }
- config = static_cast<RGWLifecycleConfiguration_S3 *>(parser.find_first("LifecycleConfiguration"));
- if (!config) {
- op_ret = -ERR_MALFORMED_XML;
- return;
- }
-
- if (s->cct->_conf->subsys.should_gather(ceph_subsys_rgw, 15)) {
- ldout(s->cct, 15) << "Old LifecycleConfiguration:";
- config->to_xml(*_dout);
- *_dout << dendl;
- }
-
- op_ret = config->rebuild(store, new_config);
- if (op_ret < 0)
- return;
-
- if (s->cct->_conf->subsys.should_gather(ceph_subsys_rgw, 15)) {
- ldout(s->cct, 15) << "New LifecycleConfiguration:";
- new_config.to_xml(*_dout);
- *_dout << dendl;
- }
-
- new_config.encode(bl);
- map<string, bufferlist> attrs;
- attrs = s->bucket_attrs;
- attrs[RGW_ATTR_LC] = bl;
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, attrs, &s->bucket_info.objv_tracker);
- if (op_ret < 0)
- return;
- string shard_id = s->bucket.tenant + ':' + s->bucket.name + ':' + s->bucket.bucket_id;
- string oid;
- get_lc_oid(s, oid);
- pair<string, int> entry(shard_id, lc_uninitial);
- int max_lock_secs = s->cct->_conf->rgw_lc_lock_max_time;
- rados::cls::lock::Lock l(lc_index_lock_name);
- utime_t time(max_lock_secs, 0);
- l.set_duration(time);
- l.set_cookie(cookie);
- librados::IoCtx *ctx = store->get_lc_pool_ctx();
- do {
- op_ret = l.lock_exclusive(ctx, oid);
- if (op_ret == -EBUSY) {
- dout(0) << "RGWLC::RGWPutLC() failed to acquire lock on, sleep 5, try again" << oid << dendl;
- sleep(5);
- continue;
- }
- if (op_ret < 0) {
- dout(0) << "RGWLC::RGWPutLC() failed to acquire lock " << oid << op_ret << dendl;
- break;
- }
- op_ret = cls_rgw_lc_set_entry(*ctx, oid, entry);
- if (op_ret < 0) {
- dout(0) << "RGWLC::RGWPutLC() failed to set entry " << oid << op_ret << dendl;
- }
- break;
- }while(1);
- l.unlock(ctx, oid);
- return;
-}
-
-void RGWDeleteLC::execute()
-{
- bufferlist bl;
- map<string, bufferlist> orig_attrs, attrs;
- map<string, bufferlist>::iterator iter;
- rgw_raw_obj obj;
- store->get_bucket_instance_obj(s->bucket, obj);
- store->set_prefetch_data(s->obj_ctx, obj);
- op_ret = get_system_obj_attrs(store, s, obj, orig_attrs, NULL, &s->bucket_info.objv_tracker);
- if (op_ret < 0)
- return;
-
- for (iter = orig_attrs.begin(); iter != orig_attrs.end(); ++iter) {
- const string& name = iter->first;
- dout(10) << "DeleteLC : attr: " << name << dendl;
- if (name.compare(0, (sizeof(RGW_ATTR_LC) - 1), RGW_ATTR_LC) != 0) {
- if (attrs.find(name) == attrs.end()) {
- attrs[name] = iter->second;
- }
- }
- }
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, attrs, &s->bucket_info.objv_tracker);
- string shard_id = s->bucket.name + ':' +s->bucket.bucket_id;
- pair<string, int> entry(shard_id, lc_uninitial);
- string oid;
- get_lc_oid(s, oid);
- int max_lock_secs = s->cct->_conf->rgw_lc_lock_max_time;
- librados::IoCtx *ctx = store->get_lc_pool_ctx();
- rados::cls::lock::Lock l(lc_index_lock_name);
- utime_t time(max_lock_secs, 0);
- l.set_duration(time);
- do {
- op_ret = l.lock_exclusive(ctx, oid);
- if (op_ret == -EBUSY) {
- dout(0) << "RGWLC::RGWDeleteLC() failed to acquire lock on, sleep 5, try again" << oid << dendl;
- sleep(5);
- continue;
- }
- if (op_ret < 0) {
- dout(0) << "RGWLC::RGWDeleteLC() failed to acquire lock " << oid << op_ret << dendl;
- break;
- }
- op_ret = cls_rgw_lc_rm_entry(*ctx, oid, entry);
- if (op_ret < 0) {
- dout(0) << "RGWLC::RGWDeleteLC() failed to set entry " << oid << op_ret << dendl;
- }
- break;
- }while(1);
- l.unlock(ctx, oid);
- return;
-}
-
-int RGWGetCORS::verify_permission()
-{
- if (s->iam_policy) {
- if (s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutBucketCORS,
- ARN(s->bucket)) == Effect::Allow) {
- return 0;
- }
- } else if (s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return 0;
- }
- return -EACCES;
-}
-
-void RGWGetCORS::execute()
-{
- op_ret = read_bucket_cors();
- if (op_ret < 0)
- return ;
-
- if (!cors_exist) {
- dout(2) << "No CORS configuration set yet for this bucket" << dendl;
- op_ret = -ENOENT;
- return;
- }
-}
-
-int RGWPutCORS::verify_permission()
-{
- if (s->iam_policy) {
- if (s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutBucketCORS,
- ARN(s->bucket)) == Effect::Allow) {
- return 0;
- }
- } else if (s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return 0;
- }
- return -EACCES;
-}
-
-void RGWPutCORS::execute()
-{
- rgw_raw_obj obj;
-
- op_ret = get_params();
- if (op_ret < 0)
- return;
-
- if (!store->is_meta_master()) {
- op_ret = forward_request_to_master(s, NULL, store, in_data, nullptr);
- if (op_ret < 0) {
- ldout(s->cct, 20) << __func__ << "forward_request_to_master returned ret=" << op_ret << dendl;
- return;
- }
- }
-
- map<string, bufferlist> attrs = s->bucket_attrs;
- attrs[RGW_ATTR_CORS] = cors_bl;
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, attrs, &s->bucket_info.objv_tracker);
-}
-
-int RGWDeleteCORS::verify_permission()
-{
- if (false == s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWDeleteCORS::execute()
-{
- op_ret = read_bucket_cors();
- if (op_ret < 0)
- return;
-
- bufferlist bl;
- rgw_raw_obj obj;
- if (!cors_exist) {
- dout(2) << "No CORS configuration set yet for this bucket" << dendl;
- op_ret = -ENOENT;
- return;
- }
- store->get_bucket_instance_obj(s->bucket, obj);
- store->set_prefetch_data(s->obj_ctx, obj);
- map<string, bufferlist> orig_attrs, attrs, rmattrs;
- map<string, bufferlist>::iterator iter;
-
- op_ret = get_system_obj_attrs(store, s, obj, orig_attrs, NULL, &s->bucket_info.objv_tracker);
- if (op_ret < 0)
- return;
-
- /* only remove meta attrs */
- for (iter = orig_attrs.begin(); iter != orig_attrs.end(); ++iter) {
- const string& name = iter->first;
- dout(10) << "DeleteCORS : attr: " << name << dendl;
- if (name.compare(0, (sizeof(RGW_ATTR_CORS) - 1), RGW_ATTR_CORS) == 0) {
- rmattrs[name] = iter->second;
- } else if (attrs.find(name) == attrs.end()) {
- attrs[name] = iter->second;
- }
- }
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, attrs, &s->bucket_info.objv_tracker);
-}
-
-void RGWOptionsCORS::get_response_params(string& hdrs, string& exp_hdrs, unsigned *max_age) {
- get_cors_response_headers(rule, req_hdrs, hdrs, exp_hdrs, max_age);
-}
-
-int RGWOptionsCORS::validate_cors_request(RGWCORSConfiguration *cc) {
- rule = cc->host_name_rule(origin);
- if (!rule) {
- dout(10) << "There is no cors rule present for " << origin << dendl;
- return -ENOENT;
- }
-
- if (!validate_cors_rule_method(rule, req_meth)) {
- return -ENOENT;
- }
- return 0;
-}
-
-void RGWOptionsCORS::execute()
-{
- op_ret = read_bucket_cors();
- if (op_ret < 0)
- return;
-
- origin = s->info.env->get("HTTP_ORIGIN");
- if (!origin) {
- dout(0) <<
- "Preflight request without mandatory Origin header"
- << dendl;
- op_ret = -EINVAL;
- return;
- }
- req_meth = s->info.env->get("HTTP_ACCESS_CONTROL_REQUEST_METHOD");
- if (!req_meth) {
- dout(0) <<
- "Preflight request without mandatory Access-control-request-method header"
- << dendl;
- op_ret = -EINVAL;
- return;
- }
- if (!cors_exist) {
- dout(2) << "No CORS configuration set yet for this bucket" << dendl;
- op_ret = -ENOENT;
- return;
- }
- req_hdrs = s->info.env->get("HTTP_ACCESS_CONTROL_REQUEST_HEADERS");
- op_ret = validate_cors_request(&bucket_cors);
- if (!rule) {
- origin = req_meth = NULL;
- return;
- }
- return;
-}
-
-int RGWGetRequestPayment::verify_permission()
-{
- if (s->iam_policy &&
- s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3GetBucketRequestPayment,
- ARN(s->bucket)) != Effect::Allow) {
- return -EACCES;
- }
- return 0;
-}
-
-void RGWGetRequestPayment::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWGetRequestPayment::execute()
-{
- requester_pays = s->bucket_info.requester_pays;
-}
-
-int RGWSetRequestPayment::verify_permission()
-{
- if (s->iam_policy) {
- if (s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutBucketRequestPayment,
- ARN(s->bucket)) == Effect::Allow) {
- return 0;
- }
- } else if (s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return 0;
- }
- return -EACCES;
-}
-
-void RGWSetRequestPayment::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWSetRequestPayment::execute()
-{
- op_ret = get_params();
-
- if (op_ret < 0)
- return;
-
- s->bucket_info.requester_pays = requester_pays;
- op_ret = store->put_bucket_instance_info(s->bucket_info, false, real_time(),
- &s->bucket_attrs);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "NOTICE: put_bucket_info on bucket=" << s->bucket.name
- << " returned err=" << op_ret << dendl;
- return;
- }
-}
-
-int RGWInitMultipart::verify_permission()
-{
- if (s->iam_policy) {
- auto e = s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutObject,
- rgw_obj(s->bucket, s->object));
- if (e == Effect::Allow) {
- return 0;
- } else if (e == Effect::Deny) {
- return -EACCES;
- }
- }
-
- if (!verify_bucket_permission_no_policy(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWInitMultipart::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWInitMultipart::execute()
-{
- bufferlist aclbl;
- map<string, bufferlist> attrs;
- rgw_obj obj;
-
- if (get_params() < 0)
- return;
-
- if (s->object.empty())
- return;
-
- policy.encode(aclbl);
- attrs[RGW_ATTR_ACL] = aclbl;
-
- populate_with_generic_attrs(s, attrs);
-
- /* select encryption mode */
- op_ret = prepare_encryption(attrs);
- if (op_ret != 0)
- return;
-
- op_ret = rgw_get_request_metadata(s->cct, s->info, attrs);
- if (op_ret < 0) {
- return;
- }
-
- do {
- char buf[33];
- gen_rand_alphanumeric(s->cct, buf, sizeof(buf) - 1);
- upload_id = MULTIPART_UPLOAD_ID_PREFIX; /* v2 upload id */
- upload_id.append(buf);
-
- string tmp_obj_name;
- RGWMPObj mp(s->object.name, upload_id);
- tmp_obj_name = mp.get_meta();
-
- obj.init_ns(s->bucket, tmp_obj_name, mp_ns);
- // the meta object will be indexed with 0 size, we c
- obj.set_in_extra_data(true);
- obj.index_hash_source = s->object.name;
-
- RGWRados::Object op_target(store, s->bucket_info, *static_cast<RGWObjectCtx *>(s->obj_ctx), obj);
- op_target.set_versioning_disabled(true); /* no versioning for multipart meta */
-
- RGWRados::Object::Write obj_op(&op_target);
-
- obj_op.meta.owner = s->owner.get_id();
- obj_op.meta.category = RGW_OBJ_CATEGORY_MULTIMETA;
- obj_op.meta.flags = PUT_OBJ_CREATE_EXCL;
-
- op_ret = obj_op.write_meta(0, 0, attrs);
- } while (op_ret == -EEXIST);
-}
-
-static int get_multipart_info(RGWRados *store, struct req_state *s,
- string& meta_oid,
- RGWAccessControlPolicy *policy,
- map<string, bufferlist>& attrs)
-{
- map<string, bufferlist>::iterator iter;
- bufferlist header;
-
- rgw_obj obj;
- obj.init_ns(s->bucket, meta_oid, mp_ns);
- obj.set_in_extra_data(true);
-
- int op_ret = get_obj_attrs(store, s, obj, attrs);
- if (op_ret < 0) {
- if (op_ret == -ENOENT) {
- return -ERR_NO_SUCH_UPLOAD;
- }
- return op_ret;
- }
-
- if (policy) {
- for (iter = attrs.begin(); iter != attrs.end(); ++iter) {
- string name = iter->first;
- if (name.compare(RGW_ATTR_ACL) == 0) {
- bufferlist& bl = iter->second;
- bufferlist::iterator bli = bl.begin();
- try {
- ::decode(*policy, bli);
- } catch (buffer::error& err) {
- ldout(s->cct, 0) << "ERROR: could not decode policy, caught buffer::error" << dendl;
- return -EIO;
- }
- break;
- }
- }
- }
-
- return 0;
-}
-
-int RGWCompleteMultipart::verify_permission()
-{
- if (s->iam_policy) {
- auto e = s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutObject,
- rgw_obj(s->bucket, s->object));
- if (e == Effect::Allow) {
- return 0;
- } else if (e == Effect::Deny) {
- return -EACCES;
- }
- }
-
- if (!verify_bucket_permission_no_policy(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWCompleteMultipart::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWCompleteMultipart::execute()
-{
- RGWMultiCompleteUpload *parts;
- map<int, string>::iterator iter;
- RGWMultiXMLParser parser;
- string meta_oid;
- map<uint32_t, RGWUploadPartInfo> obj_parts;
- map<uint32_t, RGWUploadPartInfo>::iterator obj_iter;
- map<string, bufferlist> attrs;
- off_t ofs = 0;
- MD5 hash;
- char final_etag[CEPH_CRYPTO_MD5_DIGESTSIZE];
- char final_etag_str[CEPH_CRYPTO_MD5_DIGESTSIZE * 2 + 16];
- bufferlist etag_bl;
- rgw_obj meta_obj;
- rgw_obj target_obj;
- RGWMPObj mp;
- RGWObjManifest manifest;
- uint64_t olh_epoch = 0;
- string version_id;
-
- op_ret = get_params();
- if (op_ret < 0)
- return;
- op_ret = get_system_versioning_params(s, &olh_epoch, &version_id);
- if (op_ret < 0) {
- return;
- }
-
- if (!data || !len) {
- op_ret = -ERR_MALFORMED_XML;
- return;
- }
-
- if (!parser.init()) {
- op_ret = -EIO;
- return;
- }
-
- if (!parser.parse(data, len, 1)) {
- op_ret = -ERR_MALFORMED_XML;
- return;
- }
-
- parts = static_cast<RGWMultiCompleteUpload *>(parser.find_first("CompleteMultipartUpload"));
- if (!parts || parts->parts.empty()) {
- op_ret = -ERR_MALFORMED_XML;
- return;
- }
-
- if ((int)parts->parts.size() >
- s->cct->_conf->rgw_multipart_part_upload_limit) {
- op_ret = -ERANGE;
- return;
- }
-
- mp.init(s->object.name, upload_id);
- meta_oid = mp.get_meta();
-
- int total_parts = 0;
- int handled_parts = 0;
- int max_parts = 1000;
- int marker = 0;
- bool truncated;
- RGWCompressionInfo cs_info;
- bool compressed = false;
- uint64_t accounted_size = 0;
-
- uint64_t min_part_size = s->cct->_conf->rgw_multipart_min_part_size;
-
- list<rgw_obj_index_key> remove_objs; /* objects to be removed from index listing */
-
- bool versioned_object = s->bucket_info.versioning_enabled();
-
- iter = parts->parts.begin();
-
- meta_obj.init_ns(s->bucket, meta_oid, mp_ns);
- meta_obj.set_in_extra_data(true);
- meta_obj.index_hash_source = s->object.name;
-
- /*take a cls lock on meta_obj to prevent racing completions (or retries)
- from deleting the parts*/
- rgw_pool meta_pool;
- rgw_raw_obj raw_obj;
- int max_lock_secs_mp =
- s->cct->_conf->get_val<int64_t>("rgw_mp_lock_max_time");
- utime_t dur(max_lock_secs_mp, 0);
-
- store->obj_to_raw((s->bucket_info).placement_rule, meta_obj, &raw_obj);
- store->get_obj_data_pool((s->bucket_info).placement_rule,
- meta_obj,&meta_pool);
- store->open_pool_ctx(meta_pool, serializer.ioctx);
-
- op_ret = serializer.try_lock(raw_obj.oid, dur);
- if (op_ret < 0) {
- dout(0) << "RGWCompleteMultipart::execute() failed to acquire lock " << dendl;
- op_ret = -ERR_INTERNAL_ERROR;
- s->err.message = "This multipart completion is already in progress";
- return;
- }
-
- op_ret = get_obj_attrs(store, s, meta_obj, attrs);
-
- if (op_ret < 0) {
- ldout(s->cct, 0) << "ERROR: failed to get obj attrs, obj=" << meta_obj
- << " ret=" << op_ret << dendl;
- return;
- }
-
- do {
- op_ret = list_multipart_parts(store, s, upload_id, meta_oid, max_parts,
- marker, obj_parts, &marker, &truncated);
- if (op_ret == -ENOENT) {
- op_ret = -ERR_NO_SUCH_UPLOAD;
- }
- if (op_ret < 0)
- return;
-
- total_parts += obj_parts.size();
- if (!truncated && total_parts != (int)parts->parts.size()) {
- ldout(s->cct, 0) << "NOTICE: total parts mismatch: have: " << total_parts
- << " expected: " << parts->parts.size() << dendl;
- op_ret = -ERR_INVALID_PART;
- return;
- }
-
- for (obj_iter = obj_parts.begin(); iter != parts->parts.end() && obj_iter != obj_parts.end(); ++iter, ++obj_iter, ++handled_parts) {
- uint64_t part_size = obj_iter->second.accounted_size;
- if (handled_parts < (int)parts->parts.size() - 1 &&
- part_size < min_part_size) {
- op_ret = -ERR_TOO_SMALL;
- return;
- }
-
- char petag[CEPH_CRYPTO_MD5_DIGESTSIZE];
- if (iter->first != (int)obj_iter->first) {
- ldout(s->cct, 0) << "NOTICE: parts num mismatch: next requested: "
- << iter->first << " next uploaded: "
- << obj_iter->first << dendl;
- op_ret = -ERR_INVALID_PART;
- return;
- }
- string part_etag = rgw_string_unquote(iter->second);
- if (part_etag.compare(obj_iter->second.etag) != 0) {
- ldout(s->cct, 0) << "NOTICE: etag mismatch: part: " << iter->first
- << " etag: " << iter->second << dendl;
- op_ret = -ERR_INVALID_PART;
- return;
- }
-
- hex_to_buf(obj_iter->second.etag.c_str(), petag,
- CEPH_CRYPTO_MD5_DIGESTSIZE);
- hash.Update((const byte *)petag, sizeof(petag));
-
- RGWUploadPartInfo& obj_part = obj_iter->second;
-
- /* update manifest for part */
- string oid = mp.get_part(obj_iter->second.num);
- rgw_obj src_obj;
- src_obj.init_ns(s->bucket, oid, mp_ns);
-
- if (obj_part.manifest.empty()) {
- ldout(s->cct, 0) << "ERROR: empty manifest for object part: obj="
- << src_obj << dendl;
- op_ret = -ERR_INVALID_PART;
- return;
- } else {
- manifest.append(obj_part.manifest, store);
- }
-
- if (obj_part.cs_info.compression_type != "none") {
- if (compressed && cs_info.compression_type != obj_part.cs_info.compression_type) {
- ldout(s->cct, 0) << "ERROR: compression type was changed during multipart upload ("
- << cs_info.compression_type << ">>" << obj_part.cs_info.compression_type << ")" << dendl;
- op_ret = -ERR_INVALID_PART;
- return;
- }
- int64_t new_ofs; // offset in compression data for new part
- if (cs_info.blocks.size() > 0)
- new_ofs = cs_info.blocks.back().new_ofs + cs_info.blocks.back().len;
- else
- new_ofs = 0;
- for (const auto& block : obj_part.cs_info.blocks) {
- compression_block cb;
- cb.old_ofs = block.old_ofs + cs_info.orig_size;
- cb.new_ofs = new_ofs;
- cb.len = block.len;
- cs_info.blocks.push_back(cb);
- new_ofs = cb.new_ofs + cb.len;
- }
- if (!compressed)
- cs_info.compression_type = obj_part.cs_info.compression_type;
- cs_info.orig_size += obj_part.cs_info.orig_size;
- compressed = true;
- }
-
- rgw_obj_index_key remove_key;
- src_obj.key.get_index_key(&remove_key);
-
- remove_objs.push_back(remove_key);
-
- ofs += obj_part.size;
- accounted_size += obj_part.accounted_size;
- }
- } while (truncated);
- hash.Final((byte *)final_etag);
-
- buf_to_hex((unsigned char *)final_etag, sizeof(final_etag), final_etag_str);
- snprintf(&final_etag_str[CEPH_CRYPTO_MD5_DIGESTSIZE * 2], sizeof(final_etag_str) - CEPH_CRYPTO_MD5_DIGESTSIZE * 2,
- "-%lld", (long long)parts->parts.size());
- etag = final_etag_str;
- ldout(s->cct, 10) << "calculated etag: " << final_etag_str << dendl;
-
- etag_bl.append(final_etag_str, strlen(final_etag_str) + 1);
-
- attrs[RGW_ATTR_ETAG] = etag_bl;
-
- if (compressed) {
- // write compression attribute to full object
- bufferlist tmp;
- ::encode(cs_info, tmp);
- attrs[RGW_ATTR_COMPRESSION] = tmp;
- }
-
- target_obj.init(s->bucket, s->object.name);
- if (versioned_object) {
- store->gen_rand_obj_instance_name(&target_obj);
- }
-
- RGWObjectCtx& obj_ctx = *static_cast<RGWObjectCtx *>(s->obj_ctx);
-
- obj_ctx.obj.set_atomic(target_obj);
-
- RGWRados::Object op_target(store, s->bucket_info, *static_cast<RGWObjectCtx *>(s->obj_ctx), target_obj);
- RGWRados::Object::Write obj_op(&op_target);
-
- obj_op.meta.manifest = &manifest;
- obj_op.meta.remove_objs = &remove_objs;
-
- obj_op.meta.ptag = &s->req_id; /* use req_id as operation tag */
- obj_op.meta.owner = s->owner.get_id();
- obj_op.meta.flags = PUT_OBJ_CREATE;
- obj_op.meta.modify_tail = true;
- obj_op.meta.completeMultipart = true;
- op_ret = obj_op.write_meta(ofs, accounted_size, attrs);
- if (op_ret < 0)
- return;
-
- // remove the upload obj
- int r = store->delete_obj(*static_cast<RGWObjectCtx *>(s->obj_ctx),
- s->bucket_info, meta_obj, 0);
- if (r >= 0) {
- /* serializer's exclusive lock is released */
- serializer.clear_locked();
- } else {
- ldout(store->ctx(), 0) << "WARNING: failed to remove object "
- << meta_obj << dendl;
- }
-}
-
-int RGWCompleteMultipart::MPSerializer::try_lock(
- const std::string& _oid,
- utime_t dur)
-{
- oid = _oid;
- op.assert_exists();
- lock.set_duration(dur);
- lock.lock_exclusive(&op);
- int ret = ioctx.operate(oid, &op);
- if (! ret) {
- locked = true;
- }
- return ret;
-}
-
-void RGWCompleteMultipart::complete()
-{
- /* release exclusive lock iff not already */
- if (unlikely(serializer.locked)) {
- int r = serializer.unlock();
- if (r < 0) {
- ldout(store->ctx(), 0) << "WARNING: failed to unlock "
- << serializer.oid << dendl;
- }
- }
- send_response();
-}
-
-int RGWAbortMultipart::verify_permission()
-{
- if (s->iam_policy) {
- auto e = s->iam_policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3AbortMultipartUpload,
- rgw_obj(s->bucket, s->object));
- if (e == Effect::Allow) {
- return 0;
- } else if (e == Effect::Deny) {
- return -EACCES;
- }
- }
-
- if (!verify_bucket_permission_no_policy(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWAbortMultipart::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWAbortMultipart::execute()
-{
- op_ret = -EINVAL;
- string upload_id;
- string meta_oid;
- upload_id = s->info.args.get("uploadId");
- map<string, bufferlist> attrs;
- rgw_obj meta_obj;
- RGWMPObj mp;
-
- if (upload_id.empty() || s->object.empty())
- return;
-
- mp.init(s->object.name, upload_id);
- meta_oid = mp.get_meta();
-
- op_ret = get_multipart_info(store, s, meta_oid, NULL, attrs);
- if (op_ret < 0)
- return;
-
- RGWObjectCtx *obj_ctx = static_cast<RGWObjectCtx *>(s->obj_ctx);
- op_ret = abort_multipart_upload(store, s->cct, obj_ctx, s->bucket_info, mp);
-}
-
-int RGWListMultipart::verify_permission()
-{
- if (!verify_object_permission(s, rgw::IAM::s3ListMultipartUploadParts))
- return -EACCES;
-
- return 0;
-}
-
-void RGWListMultipart::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWListMultipart::execute()
-{
- map<string, bufferlist> xattrs;
- string meta_oid;
- RGWMPObj mp;
-
- op_ret = get_params();
- if (op_ret < 0)
- return;
-
- mp.init(s->object.name, upload_id);
- meta_oid = mp.get_meta();
-
- op_ret = get_multipart_info(store, s, meta_oid, &policy, xattrs);
- if (op_ret < 0)
- return;
-
- op_ret = list_multipart_parts(store, s, upload_id, meta_oid, max_parts,
- marker, parts, NULL, &truncated);
-}
-
-int RGWListBucketMultiparts::verify_permission()
-{
- if (!verify_bucket_permission(s,
- rgw::IAM::s3ListBucketMultiPartUploads))
- return -EACCES;
-
- return 0;
-}
-
-void RGWListBucketMultiparts::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWListBucketMultiparts::execute()
-{
- vector<rgw_bucket_dir_entry> objs;
- string marker_meta;
-
- op_ret = get_params();
- if (op_ret < 0)
- return;
-
- if (s->prot_flags & RGW_REST_SWIFT) {
- string path_args;
- path_args = s->info.args.get("path");
- if (!path_args.empty()) {
- if (!delimiter.empty() || !prefix.empty()) {
- op_ret = -EINVAL;
- return;
- }
- prefix = path_args;
- delimiter="/";
- }
- }
- marker_meta = marker.get_meta();
-
- op_ret = list_bucket_multiparts(store, s->bucket_info, prefix, marker_meta, delimiter,
- max_uploads, &objs, &common_prefixes, &is_truncated);
- if (op_ret < 0) {
- return;
- }
-
- if (!objs.empty()) {
- vector<rgw_bucket_dir_entry>::iterator iter;
- RGWMultipartUploadEntry entry;
- for (iter = objs.begin(); iter != objs.end(); ++iter) {
- rgw_obj_key key(iter->key);
- if (!entry.mp.from_meta(key.name))
- continue;
- entry.obj = *iter;
- uploads.push_back(entry);
- }
- next_marker = entry;
- }
-}
-
-void RGWGetHealthCheck::execute()
-{
- if (!g_conf->rgw_healthcheck_disabling_path.empty() &&
- (::access(g_conf->rgw_healthcheck_disabling_path.c_str(), F_OK) == 0)) {
- /* Disabling path specified & existent in the filesystem. */
- op_ret = -ERR_SERVICE_UNAVAILABLE; /* 503 */
- } else {
- op_ret = 0; /* 200 OK */
- }
-}
-
-int RGWDeleteMultiObj::verify_permission()
-{
- acl_allowed = verify_bucket_permission_no_policy(s, RGW_PERM_WRITE);
- if (!acl_allowed && !s->iam_policy)
- return -EACCES;
-
- return 0;
-}
-
-void RGWDeleteMultiObj::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWDeleteMultiObj::execute()
-{
- RGWMultiDelDelete *multi_delete;
- vector<rgw_obj_key>::iterator iter;
- RGWMultiDelXMLParser parser;
- int num_processed = 0;
- RGWObjectCtx *obj_ctx = static_cast<RGWObjectCtx *>(s->obj_ctx);
-
- op_ret = get_params();
- if (op_ret < 0) {
- goto error;
- }
-
- if (!data) {
- op_ret = -EINVAL;
- goto error;
- }
-
- if (!parser.init()) {
- op_ret = -EINVAL;
- goto error;
- }
-
- if (!parser.parse(data, len, 1)) {
- op_ret = -EINVAL;
- goto error;
- }
-
- multi_delete = static_cast<RGWMultiDelDelete *>(parser.find_first("Delete"));
- if (!multi_delete) {
- op_ret = -EINVAL;
- goto error;
- }
-
- if (multi_delete->is_quiet())
- quiet = true;
-
- begin_response();
- if (multi_delete->objects.empty()) {
- goto done;
- }
-
- for (iter = multi_delete->objects.begin();
- iter != multi_delete->objects.end() && num_processed < max_to_delete;
- ++iter, num_processed++) {
- rgw_obj obj(bucket, *iter);
- if (s->iam_policy) {
- auto e = s->iam_policy->eval(s->env,
- *s->auth.identity,
- iter->instance.empty() ?
- rgw::IAM::s3DeleteObject :
- rgw::IAM::s3DeleteObjectVersion,
- obj);
- if ((e == Effect::Deny) ||
- (e == Effect::Pass && !acl_allowed)) {
- send_partial_response(*iter, false, "", -EACCES);
- continue;
- }
- }
-
- obj_ctx->obj.set_atomic(obj);
-
- RGWRados::Object del_target(store, s->bucket_info, *obj_ctx, obj);
- RGWRados::Object::Delete del_op(&del_target);
-
- del_op.params.bucket_owner = s->bucket_owner.get_id();
- del_op.params.versioning_status = s->bucket_info.versioning_status();
- del_op.params.obj_owner = s->owner;
-
- op_ret = del_op.delete_obj();
- if (op_ret == -ENOENT) {
- op_ret = 0;
- }
-
- send_partial_response(*iter, del_op.result.delete_marker,
- del_op.result.version_id, op_ret);
- }
-
- /* set the return code to zero, errors at this point will be
- dumped to the response */
- op_ret = 0;
-
-done:
- // will likely segfault if begin_response() has not been called
- end_response();
- free(data);
- return;
-
-error:
- send_status();
- free(data);
- return;
-
-}
-
-bool RGWBulkDelete::Deleter::verify_permission(RGWBucketInfo& binfo,
- map<string, bufferlist>& battrs,
- ACLOwner& bucket_owner /* out */)
-{
- RGWAccessControlPolicy bacl(store->ctx());
- int ret = read_bucket_policy(store, s, binfo, battrs, &bacl, binfo.bucket);
- if (ret < 0) {
- return false;
- }
-
- auto policy = get_iam_policy_from_attr(s->cct, store, battrs, binfo.bucket.tenant);
-
- bucket_owner = bacl.get_owner();
-
- /* We can use global user_acl because each BulkDelete request is allowed
- * to work on entities from a single account only. */
- return verify_bucket_permission(s, binfo.bucket, s->user_acl.get(),
- &bacl, policy, rgw::IAM::s3DeleteBucket);
-}
-
-bool RGWBulkDelete::Deleter::delete_single(const acct_path_t& path)
-{
- auto& obj_ctx = *static_cast<RGWObjectCtx *>(s->obj_ctx);
-
- RGWBucketInfo binfo;
- map<string, bufferlist> battrs;
- ACLOwner bowner;
-
- int ret = store->get_bucket_info(obj_ctx, s->user->user_id.tenant,
- path.bucket_name, binfo, nullptr,
- &battrs);
- if (ret < 0) {
- goto binfo_fail;
- }
-
- if (!verify_permission(binfo, battrs, bowner)) {
- ret = -EACCES;
- goto auth_fail;
- }
-
- if (!path.obj_key.empty()) {
- rgw_obj obj(binfo.bucket, path.obj_key);
- obj_ctx.obj.set_atomic(obj);
-
- RGWRados::Object del_target(store, binfo, obj_ctx, obj);
- RGWRados::Object::Delete del_op(&del_target);
-
- del_op.params.bucket_owner = binfo.owner;
- del_op.params.versioning_status = binfo.versioning_status();
- del_op.params.obj_owner = bowner;
-
- ret = del_op.delete_obj();
- if (ret < 0) {
- goto delop_fail;
- }
- } else {
- RGWObjVersionTracker ot;
- ot.read_version = binfo.ep_objv;
-
- ret = store->delete_bucket(binfo, ot);
- if (0 == ret) {
- ret = rgw_unlink_bucket(store, binfo.owner, binfo.bucket.tenant,
- binfo.bucket.name, false);
- if (ret < 0) {
- ldout(s->cct, 0) << "WARNING: failed to unlink bucket: ret=" << ret
- << dendl;
- }
- }
- if (ret < 0) {
- goto delop_fail;
- }
-
- if (!store->is_meta_master()) {
- bufferlist in_data;
- ret = forward_request_to_master(s, &ot.read_version, store, in_data,
- nullptr);
- if (ret < 0) {
- if (ret == -ENOENT) {
- /* adjust error, we want to return with NoSuchBucket and not
- * NoSuchKey */
- ret = -ERR_NO_SUCH_BUCKET;
- }
- goto delop_fail;
- }
- }
- }
-
- num_deleted++;
- return true;
-
-
-binfo_fail:
- if (-ENOENT == ret) {
- ldout(store->ctx(), 20) << "cannot find bucket = " << path.bucket_name << dendl;
- num_unfound++;
- } else {
- ldout(store->ctx(), 20) << "cannot get bucket info, ret = " << ret
- << dendl;
-
- fail_desc_t failed_item = {
- .err = ret,
- .path = path
- };
- failures.push_back(failed_item);
- }
- return false;
-
-auth_fail:
- ldout(store->ctx(), 20) << "wrong auth for " << path << dendl;
- {
- fail_desc_t failed_item = {
- .err = ret,
- .path = path
- };
- failures.push_back(failed_item);
- }
- return false;
-
-delop_fail:
- if (-ENOENT == ret) {
- ldout(store->ctx(), 20) << "cannot find entry " << path << dendl;
- num_unfound++;
- } else {
- fail_desc_t failed_item = {
- .err = ret,
- .path = path
- };
- failures.push_back(failed_item);
- }
- return false;
-}
-
-bool RGWBulkDelete::Deleter::delete_chunk(const std::list<acct_path_t>& paths)
-{
- ldout(store->ctx(), 20) << "in delete_chunk" << dendl;
- for (auto path : paths) {
- ldout(store->ctx(), 20) << "bulk deleting path: " << path << dendl;
- delete_single(path);
- }
-
- return true;
-}
-
-int RGWBulkDelete::verify_permission()
-{
- return 0;
-}
-
-void RGWBulkDelete::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWBulkDelete::execute()
-{
- deleter = std::unique_ptr<Deleter>(new Deleter(store, s));
-
- bool is_truncated = false;
- do {
- list<RGWBulkDelete::acct_path_t> items;
-
- int ret = get_data(items, &is_truncated);
- if (ret < 0) {
- return;
- }
-
- ret = deleter->delete_chunk(items);
- } while (!op_ret && is_truncated);
-
- return;
-}
-
-
-constexpr std::array<int, 2> RGWBulkUploadOp::terminal_errors;
-
-int RGWBulkUploadOp::verify_permission()
-{
- if (s->auth.identity->is_anonymous()) {
- return -EACCES;
- }
-
- if (! verify_user_permission(s, RGW_PERM_WRITE)) {
- return -EACCES;
- }
-
- if (s->user->user_id.tenant != s->bucket_tenant) {
- ldout(s->cct, 10) << "user cannot create a bucket in a different tenant"
- << " (user_id.tenant=" << s->user->user_id.tenant
- << " requested=" << s->bucket_tenant << ")"
- << dendl;
- return -EACCES;
- }
-
- if (s->user->max_buckets < 0) {
- return -EPERM;
- }
-
- return 0;
-}
-
-void RGWBulkUploadOp::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-boost::optional<std::pair<std::string, rgw_obj_key>>
-RGWBulkUploadOp::parse_path(const boost::string_ref& path)
-{
- /* We need to skip all slashes at the beginning in order to preserve
- * compliance with Swift. */
- const size_t start_pos = path.find_first_not_of('/');
-
- if (boost::string_ref::npos != start_pos) {
- /* Seperator is the first slash after the leading ones. */
- const size_t sep_pos = path.substr(start_pos).find('/');
-
- if (boost::string_ref::npos != sep_pos) {
- const auto bucket_name = path.substr(start_pos, sep_pos - start_pos);
- const auto obj_name = path.substr(sep_pos + 1);
-
- return std::make_pair(bucket_name.to_string(),
- rgw_obj_key(obj_name.to_string()));
- } else {
- /* It's guaranteed here that bucket name is at least one character
- * long and is different than slash. */
- return std::make_pair(path.substr(start_pos).to_string(),
- rgw_obj_key());
- }
- }
-
- return none;
-}
-
-std::pair<std::string, std::string>
-RGWBulkUploadOp::handle_upload_path(struct req_state *s)
-{
- std::string bucket_path, file_prefix;
- if (! s->init_state.url_bucket.empty()) {
- file_prefix = bucket_path = s->init_state.url_bucket + "/";
- if (! s->object.empty()) {
- std::string& object_name = s->object.name;
-
- /* As rgw_obj_key::empty() already verified emptiness of s->object.name,
- * we can safely examine its last element. */
- if (object_name.back() == '/') {
- file_prefix.append(object_name);
- } else {
- file_prefix.append(object_name).append("/");
- }
- }
- }
- return std::make_pair(bucket_path, file_prefix);
-}
-
-int RGWBulkUploadOp::handle_dir_verify_permission()
-{
- if (s->user->max_buckets > 0) {
- RGWUserBuckets buckets;
- std::string marker;
- bool is_truncated = false;
- op_ret = rgw_read_user_buckets(store, s->user->user_id, buckets,
- marker, std::string(), s->user->max_buckets,
- false, &is_truncated);
- if (op_ret < 0) {
- return op_ret;
- }
-
- if (buckets.count() >= static_cast<size_t>(s->user->max_buckets)) {
- return -ERR_TOO_MANY_BUCKETS;
- }
- }
-
- return 0;
-}
-
-static void forward_req_info(CephContext *cct, req_info& info, const std::string& bucket_name)
-{
- /* the request of container or object level will contain bucket name.
- * only at account level need to append the bucket name */
- if (info.script_uri.find(bucket_name) != std::string::npos) {
- return;
- }
-
- ldout(cct, 20) << "append the bucket: "<< bucket_name << " to req_info" << dendl;
- info.script_uri.append("/").append(bucket_name);
- info.request_uri_aws4 = info.request_uri = info.script_uri;
- info.effective_uri = "/" + bucket_name;
-}
-
-int RGWBulkUploadOp::handle_dir(const boost::string_ref path)
-{
- ldout(s->cct, 20) << "bulk upload: got directory=" << path << dendl;
-
- op_ret = handle_dir_verify_permission();
- if (op_ret < 0) {
- return op_ret;
- }
-
- std::string bucket_name;
- rgw_obj_key object_junk;
- std::tie(bucket_name, object_junk) = *parse_path(path);
-
- rgw_raw_obj obj(store->get_zone_params().domain_root,
- rgw_make_bucket_entry_name(s->bucket_tenant, bucket_name));
-
- /* we need to make sure we read bucket info, it's not read before for this
- * specific request */
- RGWBucketInfo binfo;
- std::map<std::string, ceph::bufferlist> battrs;
- op_ret = store->get_bucket_info(*dir_ctx, s->bucket_tenant, bucket_name,
- binfo, NULL, &battrs);
- if (op_ret < 0 && op_ret != -ENOENT) {
- return op_ret;
- }
- const bool bucket_exists = (op_ret != -ENOENT);
-
- if (bucket_exists) {
- RGWAccessControlPolicy old_policy(s->cct);
- int r = get_bucket_policy_from_attr(s->cct, store, binfo,
- battrs, &old_policy);
- if (r >= 0) {
- if (old_policy.get_owner().get_id().compare(s->user->user_id) != 0) {
- op_ret = -EEXIST;
- return op_ret;
- }
- }
- }
-
- RGWBucketInfo master_info;
- rgw_bucket *pmaster_bucket = nullptr;
- uint32_t *pmaster_num_shards = nullptr;
- real_time creation_time;
- obj_version objv, ep_objv, *pobjv = nullptr;
-
- if (! store->is_meta_master()) {
- JSONParser jp;
- ceph::bufferlist in_data;
- req_info info = s->info;
- forward_req_info(s->cct, info, bucket_name);
- op_ret = forward_request_to_master(s, nullptr, store, in_data, &jp, &info);
- if (op_ret < 0) {
- return op_ret;
- }
-
- JSONDecoder::decode_json("entry_point_object_ver", ep_objv, &jp);
- JSONDecoder::decode_json("object_ver", objv, &jp);
- JSONDecoder::decode_json("bucket_info", master_info, &jp);
-
- ldout(s->cct, 20) << "parsed: objv.tag=" << objv.tag << " objv.ver="
- << objv.ver << dendl;
- ldout(s->cct, 20) << "got creation_time="<< master_info.creation_time
- << dendl;
-
- pmaster_bucket= &master_info.bucket;
- creation_time = master_info.creation_time;
- pmaster_num_shards = &master_info.num_shards;
- pobjv = &objv;
- } else {
- pmaster_bucket = nullptr;
- pmaster_num_shards = nullptr;
- }
-
-
- std::string placement_rule;
- if (bucket_exists) {
- std::string selected_placement_rule;
- rgw_bucket bucket;
- bucket.tenant = s->bucket_tenant;
- bucket.name = s->bucket_name;
- op_ret = store->select_bucket_placement(*(s->user),
- store->get_zonegroup().get_id(),
- placement_rule,
- &selected_placement_rule,
- nullptr);
- if (selected_placement_rule != binfo.placement_rule) {
- op_ret = -EEXIST;
- ldout(s->cct, 20) << "bulk upload: non-coherent placement rule" << dendl;
- return op_ret;
- }
- }
-
- /* Create metadata: ACLs. */
- std::map<std::string, ceph::bufferlist> attrs;
- RGWAccessControlPolicy policy;
- policy.create_default(s->user->user_id, s->user->display_name);
- ceph::bufferlist aclbl;
- policy.encode(aclbl);
- attrs.emplace(RGW_ATTR_ACL, std::move(aclbl));
-
- RGWQuotaInfo quota_info;
- const RGWQuotaInfo * pquota_info = nullptr;
-
- rgw_bucket bucket;
- bucket.tenant = s->bucket_tenant; /* ignored if bucket exists */
- bucket.name = bucket_name;
-
-
- RGWBucketInfo out_info;
- op_ret = store->create_bucket(*(s->user),
- bucket,
- store->get_zonegroup().get_id(),
- placement_rule, binfo.swift_ver_location,
- pquota_info, attrs,
- out_info, pobjv, &ep_objv, creation_time,
- pmaster_bucket, pmaster_num_shards, true);
- /* continue if EEXIST and create_bucket will fail below. this way we can
- * recover from a partial create by retrying it. */
- ldout(s->cct, 20) << "rgw_create_bucket returned ret=" << op_ret
- << ", bucket=" << bucket << dendl;
-
- if (op_ret && op_ret != -EEXIST) {
- return op_ret;
- }
-
- const bool existed = (op_ret == -EEXIST);
- if (existed) {
- /* bucket already existed, might have raced with another bucket creation, or
- * might be partial bucket creation that never completed. Read existing bucket
- * info, verify that the reported bucket owner is the current user.
- * If all is ok then update the user's list of buckets.
- * Otherwise inform client about a name conflict.
- */
- if (out_info.owner.compare(s->user->user_id) != 0) {
- op_ret = -EEXIST;
- ldout(s->cct, 20) << "bulk upload: conflicting bucket name" << dendl;
- return op_ret;
- }
- bucket = out_info.bucket;
- }
-
- op_ret = rgw_link_bucket(store, s->user->user_id, bucket,
- out_info.creation_time, false);
- if (op_ret && !existed && op_ret != -EEXIST) {
- /* if it exists (or previously existed), don't remove it! */
- op_ret = rgw_unlink_bucket(store, s->user->user_id,
- bucket.tenant, bucket.name);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "bulk upload: WARNING: failed to unlink bucket: ret="
- << op_ret << dendl;
- }
- } else if (op_ret == -EEXIST || (op_ret == 0 && existed)) {
- ldout(s->cct, 20) << "bulk upload: containers already exists"
- << dendl;
- op_ret = -ERR_BUCKET_EXISTS;
- }
-
- return op_ret;
-}
-
-
-bool RGWBulkUploadOp::handle_file_verify_permission(RGWBucketInfo& binfo,
- const rgw_obj& obj,
- std::map<std::string, ceph::bufferlist>& battrs,
- ACLOwner& bucket_owner /* out */)
-{
- RGWAccessControlPolicy bacl(store->ctx());
- op_ret = read_bucket_policy(store, s, binfo, battrs, &bacl, binfo.bucket);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "bulk upload: cannot read_policy() for bucket"
- << dendl;
- return false;
- }
-
- auto policy = get_iam_policy_from_attr(s->cct, store, battrs, binfo.bucket.tenant);
-
- bucket_owner = bacl.get_owner();
- if (policy) {
- auto e = policy->eval(s->env, *s->auth.identity,
- rgw::IAM::s3PutObject, obj);
- if (e == Effect::Allow) {
- return true;
- } else if (e == Effect::Deny) {
- return false;
- }
- }
-
- return verify_bucket_permission_no_policy(s, s->user_acl.get(),
- &bacl, RGW_PERM_WRITE);
-}
-
-int RGWBulkUploadOp::handle_file(const boost::string_ref path,
- const size_t size,
- AlignedStreamGetter& body)
-{
-
- ldout(s->cct, 20) << "bulk upload: got file=" << path << ", size=" << size
- << dendl;
-
- RGWPutObjDataProcessor *filter = nullptr;
- boost::optional<RGWPutObj_Compress> compressor;
-
- if (size > static_cast<const size_t>(s->cct->_conf->rgw_max_put_size)) {
- op_ret = -ERR_TOO_LARGE;
- return op_ret;
- }
-
- std::string bucket_name;
- rgw_obj_key object;
- std::tie(bucket_name, object) = *parse_path(path);
-
- auto& obj_ctx = *static_cast<RGWObjectCtx *>(s->obj_ctx);
- RGWBucketInfo binfo;
- std::map<std::string, ceph::bufferlist> battrs;
- ACLOwner bowner;
- op_ret = store->get_bucket_info(obj_ctx, s->user->user_id.tenant,
- bucket_name, binfo, nullptr, &battrs);
- if (op_ret == -ENOENT) {
- ldout(s->cct, 20) << "bulk upload: non existent directory=" << bucket_name
- << dendl;
- } else if (op_ret < 0) {
- return op_ret;
- }
-
- if (! handle_file_verify_permission(binfo,
- rgw_obj(binfo.bucket, object),
- battrs, bowner)) {
- ldout(s->cct, 20) << "bulk upload: object creation unauthorized" << dendl;
- op_ret = -EACCES;
- return op_ret;
- }
-
- op_ret = store->check_quota(bowner.get_id(), binfo.bucket,
- user_quota, bucket_quota, size);
- if (op_ret < 0) {
- return op_ret;
- }
-
- op_ret = store->check_bucket_shards(s->bucket_info, s->bucket, bucket_quota);
- if (op_ret < 0) {
- return op_ret;
- }
-
- RGWPutObjProcessor_Atomic processor(obj_ctx,
- binfo,
- binfo.bucket,
- object.name,
- /* part size */
- s->cct->_conf->rgw_obj_stripe_size,
- s->req_id,
- binfo.versioning_enabled());
-
- /* No filters by default. */
- filter = &processor;
-
- op_ret = processor.prepare(store, nullptr);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "bulk upload: cannot prepare processor due to ret="
- << op_ret << dendl;
- return op_ret;
- }
-
- const auto& compression_type = store->get_zone_params().get_compression_type(
- binfo.placement_rule);
- CompressorRef plugin;
- if (compression_type != "none") {
- plugin = Compressor::create(s->cct, compression_type);
- if (! plugin) {
- ldout(s->cct, 1) << "Cannot load plugin for rgw_compression_type "
- << compression_type << dendl;
- } else {
- compressor.emplace(s->cct, plugin, filter);
- filter = &*compressor;
- }
- }
-
- /* Upload file content. */
- ssize_t len = 0;
- size_t ofs = 0;
- MD5 hash;
- do {
- ceph::bufferlist data;
- len = body.get_at_most(s->cct->_conf->rgw_max_chunk_size, data);
-
- ldout(s->cct, 20) << "bulk upload: body=" << data.c_str() << dendl;
- if (len < 0) {
- op_ret = len;
- return op_ret;
- } else if (len > 0) {
- hash.Update((const byte *)data.c_str(), data.length());
- op_ret = put_data_and_throttle(filter, data, ofs, false);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "processor->thottle_data() returned ret="
- << op_ret << dendl;
- return op_ret;
- }
-
- ofs += len;
- }
-
- } while (len > 0);
-
- if (ofs != size) {
- ldout(s->cct, 10) << "bulk upload: real file size different from declared"
- << dendl;
- op_ret = -EINVAL;
- }
-
- op_ret = store->check_quota(bowner.get_id(), binfo.bucket,
- user_quota, bucket_quota, size);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "bulk upload: quota exceeded for path=" << path
- << dendl;
- return op_ret;
- }
-
- op_ret = store->check_bucket_shards(s->bucket_info, s->bucket, bucket_quota);
- if (op_ret < 0) {
- return op_ret;
- }
-
- char calc_md5[CEPH_CRYPTO_MD5_DIGESTSIZE * 2 + 1];
- unsigned char m[CEPH_CRYPTO_MD5_DIGESTSIZE];
- hash.Final(m);
- buf_to_hex(m, CEPH_CRYPTO_MD5_DIGESTSIZE, calc_md5);
-
- /* Create metadata: ETAG. */
- std::map<std::string, ceph::bufferlist> attrs;
- std::string etag = calc_md5;
- ceph::bufferlist etag_bl;
- etag_bl.append(etag.c_str(), etag.size() + 1);
- attrs.emplace(RGW_ATTR_ETAG, std::move(etag_bl));
-
- /* Create metadata: ACLs. */
- RGWAccessControlPolicy policy;
- policy.create_default(s->user->user_id, s->user->display_name);
- ceph::bufferlist aclbl;
- policy.encode(aclbl);
- attrs.emplace(RGW_ATTR_ACL, std::move(aclbl));
-
- /* Create metadata: compression info. */
- if (compressor && compressor->is_compressed()) {
- ceph::bufferlist tmp;
- RGWCompressionInfo cs_info;
- cs_info.compression_type = plugin->get_type_name();
- cs_info.orig_size = s->obj_size;
- cs_info.blocks = std::move(compressor->get_compression_blocks());
- ::encode(cs_info, tmp);
- attrs.emplace(RGW_ATTR_COMPRESSION, std::move(tmp));
- }
-
- /* Complete the transaction. */
- op_ret = processor.complete(size, etag, nullptr, ceph::real_time(), attrs,
- ceph::real_time() /* delete_at */);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "bulk upload: processor::complete returned op_ret="
- << op_ret << dendl;
- }
-
- return op_ret;
-}
-
-void RGWBulkUploadOp::execute()
-{
- ceph::bufferlist buffer(64 * 1024);
-
- ldout(s->cct, 20) << "bulk upload: start" << dendl;
-
- /* Create an instance of stream-abstracting class. Having this indirection
- * allows for easy introduction of decompressors like gzip and bzip2. */
- auto stream = create_stream();
- if (! stream) {
- return;
- }
-
- /* Handling the $UPLOAD_PATH accordingly to the Swift's Bulk middleware. See:
- * https://github.com/openstack/swift/blob/2.13.0/swift/common/middleware/bulk.py#L31-L41 */
- std::string bucket_path, file_prefix;
- std::tie(bucket_path, file_prefix) = handle_upload_path(s);
-
- auto status = rgw::tar::StatusIndicator::create();
- do {
- op_ret = stream->get_exactly(rgw::tar::BLOCK_SIZE, buffer);
- if (op_ret < 0) {
- ldout(s->cct, 2) << "bulk upload: cannot read header" << dendl;
- return;
- }
-
- /* We need to re-interpret the buffer as a TAR block. Exactly two blocks
- * must be tracked to detect out end-of-archive. It occurs when both of
- * them are empty (zeroed). Tracing this particular inter-block dependency
- * is responsibility of the rgw::tar::StatusIndicator class. */
- boost::optional<rgw::tar::HeaderView> header;
- std::tie(status, header) = rgw::tar::interpret_block(status, buffer);
-
- if (! status.empty() && header) {
- /* This specific block isn't empty (entirely zeroed), so we can parse
- * it as a TAR header and dispatch. At the moment we do support only
- * regular files and directories. Everything else (symlinks, devices)
- * will be ignored but won't cease the whole upload. */
- switch (header->get_filetype()) {
- case rgw::tar::FileType::NORMAL_FILE: {
- ldout(s->cct, 2) << "bulk upload: handling regular file" << dendl;
-
- boost::string_ref filename = bucket_path.empty() ? header->get_filename() : \
- file_prefix + header->get_filename().to_string();
- auto body = AlignedStreamGetter(0, header->get_filesize(),
- rgw::tar::BLOCK_SIZE, *stream);
- op_ret = handle_file(filename,
- header->get_filesize(),
- body);
- if (! op_ret) {
- /* Only regular files counts. */
- num_created++;
- } else {
- failures.emplace_back(op_ret, filename.to_string());
- }
- break;
- }
- case rgw::tar::FileType::DIRECTORY: {
- ldout(s->cct, 2) << "bulk upload: handling regular directory" << dendl;
-
- boost::string_ref dirname = bucket_path.empty() ? header->get_filename() : bucket_path;
- op_ret = handle_dir(dirname);
- if (op_ret < 0 && op_ret != -ERR_BUCKET_EXISTS) {
- failures.emplace_back(op_ret, dirname.to_string());
- }
- break;
- }
- default: {
- /* Not recognized. Skip. */
- op_ret = 0;
- break;
- }
- }
-
- /* In case of any problems with sub-request authorization Swift simply
- * terminates whole upload immediately. */
- if (boost::algorithm::contains(std::initializer_list<int>{ op_ret },
- terminal_errors)) {
- ldout(s->cct, 2) << "bulk upload: terminating due to ret=" << op_ret
- << dendl;
- break;
- }
- } else {
- ldout(s->cct, 2) << "bulk upload: an empty block" << dendl;
- op_ret = 0;
- }
-
- buffer.clear();
- } while (! status.eof());
-
- return;
-}
-
-RGWBulkUploadOp::AlignedStreamGetter::~AlignedStreamGetter()
-{
- const size_t aligned_legnth = length + (-length % alignment);
- ceph::bufferlist junk;
-
- DecoratedStreamGetter::get_exactly(aligned_legnth - position, junk);
-}
-
-ssize_t RGWBulkUploadOp::AlignedStreamGetter::get_at_most(const size_t want,
- ceph::bufferlist& dst)
-{
- const size_t max_to_read = std::min(want, length - position);
- const auto len = DecoratedStreamGetter::get_at_most(max_to_read, dst);
- if (len > 0) {
- position += len;
- }
- return len;
-}
-
-ssize_t RGWBulkUploadOp::AlignedStreamGetter::get_exactly(const size_t want,
- ceph::bufferlist& dst)
-{
- const auto len = DecoratedStreamGetter::get_exactly(want, dst);
- if (len > 0) {
- position += len;
- }
- return len;
-}
-
-int RGWSetAttrs::verify_permission()
-{
- // This looks to be part of the RGW-NFS machinery and has no S3 or
- // Swift equivalent.
- bool perm;
- if (!s->object.empty()) {
- perm = verify_object_permission_no_policy(s, RGW_PERM_WRITE);
- } else {
- perm = verify_bucket_permission_no_policy(s, RGW_PERM_WRITE);
- }
- if (!perm)
- return -EACCES;
-
- return 0;
-}
-
-void RGWSetAttrs::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWSetAttrs::execute()
-{
- op_ret = get_params();
- if (op_ret < 0)
- return;
-
- rgw_obj obj(s->bucket, s->object);
-
- if (!s->object.empty()) {
- store->set_atomic(s->obj_ctx, obj);
- op_ret = store->set_attrs(s->obj_ctx, s->bucket_info, obj, attrs, nullptr);
- } else {
- for (auto& iter : attrs) {
- s->bucket_attrs[iter.first] = std::move(iter.second);
- }
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, s->bucket_attrs,
- &s->bucket_info.objv_tracker);
- }
-}
-
-void RGWGetObjLayout::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWGetObjLayout::execute()
-{
- rgw_obj obj(s->bucket, s->object);
- RGWRados::Object target(store,
- s->bucket_info,
- *static_cast<RGWObjectCtx *>(s->obj_ctx),
- rgw_obj(s->bucket, s->object));
- RGWRados::Object::Read stat_op(&target);
-
- op_ret = stat_op.prepare();
- if (op_ret < 0) {
- return;
- }
-
- head_obj = stat_op.state.head_obj;
-
- op_ret = target.get_manifest(&manifest);
-}
-
-
-int RGWConfigBucketMetaSearch::verify_permission()
-{
- if (!s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWConfigBucketMetaSearch::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWConfigBucketMetaSearch::execute()
-{
- op_ret = get_params();
- if (op_ret < 0) {
- ldout(s->cct, 20) << "NOTICE: get_params() returned ret=" << op_ret << dendl;
- return;
- }
-
- s->bucket_info.mdsearch_config = mdsearch_config;
-
- op_ret = store->put_bucket_instance_info(s->bucket_info, false, real_time(), &s->bucket_attrs);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "NOTICE: put_bucket_info on bucket=" << s->bucket.name << " returned err=" << op_ret << dendl;
- return;
- }
-}
-
-int RGWGetBucketMetaSearch::verify_permission()
-{
- if (!s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWGetBucketMetaSearch::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-int RGWDelBucketMetaSearch::verify_permission()
-{
- if (!s->auth.identity->is_owner_of(s->bucket_owner.get_id())) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWDelBucketMetaSearch::pre_exec()
-{
- rgw_bucket_object_pre_exec(s);
-}
-
-void RGWDelBucketMetaSearch::execute()
-{
- s->bucket_info.mdsearch_config.clear();
-
- op_ret = store->put_bucket_instance_info(s->bucket_info, false, real_time(), &s->bucket_attrs);
- if (op_ret < 0) {
- ldout(s->cct, 0) << "NOTICE: put_bucket_info on bucket=" << s->bucket.name << " returned err=" << op_ret << dendl;
- return;
- }
-}
-
-
-RGWHandler::~RGWHandler()
-{
-}
-
-int RGWHandler::init(RGWRados *_store,
- struct req_state *_s,
- rgw::io::BasicClient *cio)
-{
- store = _store;
- s = _s;
-
- return 0;
-}
-
-int RGWHandler::do_init_permissions()
-{
- int ret = rgw_build_bucket_policies(store, s);
- s->env = rgw_build_iam_environment(store, s);
-
- if (ret < 0) {
- ldout(s->cct, 10) << "read_permissions on " << s->bucket << " ret=" << ret << dendl;
- if (ret == -ENODATA)
- ret = -EACCES;
- }
-
- return ret;
-}
-
-int RGWHandler::do_read_permissions(RGWOp *op, bool only_bucket)
-{
- if (only_bucket) {
- /* already read bucket info */
- return 0;
- }
- int ret = rgw_build_object_policies(store, s, op->prefetch_data());
-
- if (ret < 0) {
- ldout(s->cct, 10) << "read_permissions on " << s->bucket << ":"
- << s->object << " only_bucket=" << only_bucket
- << " ret=" << ret << dendl;
- if (ret == -ENODATA)
- ret = -EACCES;
- }
-
- return ret;
-}
-
-int RGWOp::error_handler(int err_no, string *error_content) {
- return dialect_handler->error_handler(err_no, error_content);
-}
-
-int RGWHandler::error_handler(int err_no, string *error_content) {
- // This is the do-nothing error handler
- return err_no;
-}
-
-
-void RGWPutBucketPolicy::send_response()
-{
- if (op_ret) {
- set_req_state_err(s, op_ret);
- }
- dump_errno(s);
- end_header(s);
-}
-
-int RGWPutBucketPolicy::verify_permission()
-{
- if (!verify_bucket_permission(s, rgw::IAM::s3PutBucketPolicy)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-int RGWPutBucketPolicy::get_params()
-{
- const auto max_size = s->cct->_conf->rgw_max_put_param_size;
- // At some point when I have more time I want to make a version of
- // rgw_rest_read_all_input that doesn't use malloc.
- op_ret = rgw_rest_read_all_input(s, &data, &len, max_size, false);
- // And throws exceptions.
- return op_ret;
-}
-
-void RGWPutBucketPolicy::execute()
-{
- op_ret = get_params();
- if (op_ret < 0) {
- return;
- }
-
- bufferlist in_data = bufferlist::static_from_mem(data, len);
-
- if (!store->is_meta_master()) {
- op_ret = forward_request_to_master(s, NULL, store, in_data, nullptr);
- if (op_ret < 0) {
- ldout(s->cct, 20) << "forward_request_to_master returned ret=" << op_ret << dendl;
- return;
- }
- }
-
- try {
- Policy p(s->cct, s->bucket_tenant, in_data);
- auto attrs = s->bucket_attrs;
- attrs[RGW_ATTR_IAM_POLICY].clear();
- attrs[RGW_ATTR_IAM_POLICY].append(p.text);
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, attrs,
- &s->bucket_info.objv_tracker);
- if (op_ret == -ECANCELED) {
- op_ret = 0; /* lost a race, but it's ok because policies are immutable */
- }
- } catch (rgw::IAM::PolicyParseException& e) {
- ldout(s->cct, 20) << "failed to parse policy: " << e.what() << dendl;
- op_ret = -EINVAL;
- }
-}
-
-void RGWGetBucketPolicy::send_response()
-{
- if (op_ret) {
- set_req_state_err(s, op_ret);
- }
- dump_errno(s);
- end_header(s, this, "application/json");
- dump_body(s, policy);
-}
-
-int RGWGetBucketPolicy::verify_permission()
-{
- if (!verify_bucket_permission(s, rgw::IAM::s3GetBucketPolicy)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWGetBucketPolicy::execute()
-{
- auto attrs = s->bucket_attrs;
- map<string, bufferlist>::iterator aiter = attrs.find(RGW_ATTR_IAM_POLICY);
- if (aiter == attrs.end()) {
- ldout(s->cct, 0) << __func__ << " can't find bucket IAM POLICY attr"
- << " bucket_name = " << s->bucket_name << dendl;
- op_ret = -ERR_NO_SUCH_BUCKET_POLICY;
- s->err.message = "The bucket policy does not exist";
- return;
- } else {
- policy = attrs[RGW_ATTR_IAM_POLICY];
-
- if (policy.length() == 0) {
- ldout(s->cct, 10) << "The bucket policy does not exist, bucket: " << s->bucket_name << dendl;
- op_ret = -ERR_NO_SUCH_BUCKET_POLICY;
- s->err.message = "The bucket policy does not exist";
- return;
- }
- }
-}
-
-void RGWDeleteBucketPolicy::send_response()
-{
- if (op_ret) {
- set_req_state_err(s, op_ret);
- }
- dump_errno(s);
- end_header(s);
-}
-
-int RGWDeleteBucketPolicy::verify_permission()
-{
- if (!verify_bucket_permission(s, rgw::IAM::s3DeleteBucketPolicy)) {
- return -EACCES;
- }
-
- return 0;
-}
-
-void RGWDeleteBucketPolicy::execute()
-{
- auto attrs = s->bucket_attrs;
- attrs.erase(RGW_ATTR_IAM_POLICY);
- op_ret = rgw_bucket_set_attrs(store, s->bucket_info, attrs,
- &s->bucket_info.objv_tracker);
- if (op_ret == -ECANCELED) {
- op_ret = 0; /* lost a race, but it's ok because policies are immutable */
- }
-}
Code Review / stor4nfv.git / blobdiff