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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 18:24:20 +0000 |
commit | 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch) | |
tree | e5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/rgw/rgw_tag.cc | |
parent | Initial commit. (diff) | |
download | ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.tar.xz ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.zip |
Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/rgw/rgw_tag.cc')
-rw-r--r-- | src/rgw/rgw_tag.cc | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/rgw/rgw_tag.cc b/src/rgw/rgw_tag.cc new file mode 100644 index 00000000..05c48bb1 --- /dev/null +++ b/src/rgw/rgw_tag.cc @@ -0,0 +1,59 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#include <map> +#include <string> + +#include <common/errno.h> +#include <boost/algorithm/string.hpp> + +#include "rgw_tag.h" +#include "rgw_common.h" + +static constexpr uint32_t MAX_OBJ_TAGS=10; +static constexpr uint32_t MAX_TAG_KEY_SIZE=128; +static constexpr uint32_t MAX_TAG_VAL_SIZE=256; + +bool RGWObjTags::add_tag(const string&key, const string& val){ + return tag_map.emplace(std::make_pair(key,val)).second; +} + +bool RGWObjTags::emplace_tag(std::string&& key, std::string&& val){ + return tag_map.emplace(std::move(key), std::move(val)).second; +} + +int RGWObjTags::check_and_add_tag(const string&key, const string& val){ + if (tag_map.size() == MAX_OBJ_TAGS || + key.size() > MAX_TAG_KEY_SIZE || + val.size() > MAX_TAG_VAL_SIZE || + key.size() == 0){ + return -ERR_INVALID_TAG; + } + + // if we get a conflicting key, either the XML is malformed or the user + // supplied an invalid string + if (!add_tag(key,val)) + return -EINVAL; + + return 0; +} + +int RGWObjTags::set_from_string(const string& input){ + int ret=0; + vector <string> kvs; + boost::split(kvs, input, boost::is_any_of("&")); + for (const auto& kv: kvs){ + auto p = kv.find("="); + string key,val; + if (p != string::npos) { + ret = check_and_add_tag(url_decode(kv.substr(0,p)), + url_decode(kv.substr(p+1))); + } else { + ret = check_and_add_tag(url_decode(kv)); + } + + if (ret < 0) + return ret; + } + return ret; +} |