Files
scylladb/thrift/thrift_validation.cc
Duarte Nunes a924f14441 thrift: Validate thrift Columns
Signed-off-by: Duarte Nunes <duarte@scylladb.com>
2016-07-14 18:20:54 +02:00

124 lines
4.4 KiB
C++

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright (C) 2015 ScyllaDB
*
* Modified by ScyllaDB
*/
/*
* This file is part of Scylla.
*
* Scylla is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Scylla is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
*/
#include "thrift_validation.hh"
#include "thrift/utils.hh"
#include "db/system_keyspace.hh"
#include <regex>
#include "utils/fb_utilities.hh"
using namespace thrift;
using namespace ::apache::thrift;
namespace thrift_validation {
void validate_key(const schema& s, const bytes_view& k) {
if (k.empty()) {
throw make_exception<InvalidRequestException>("Key may not be empty");
}
auto max = static_cast<uint32_t>(utils::fb_utilities::MAX_UNSIGNED_SHORT);
if (k.size() > max) {
throw make_exception<InvalidRequestException>("Key length of %d is longer than maximum of %d", k.size(), max);
}
// FIXME: implement
//s.partition_key_type()->validate(k);
}
void validate_keyspace_not_system(const std::string& keyspace) {
std::string name;
name.resize(keyspace.length());
std::transform(keyspace.begin(), keyspace.end(), name.begin(), ::tolower);
if (name == db::system_keyspace::NAME) {
throw make_exception<InvalidRequestException>("system keyspace is not user-modifiable");
}
}
void validate_ks_def(const KsDef& ks_def) {
validate_keyspace_not_system(ks_def.name);
std::regex name_regex("\\w+");
if (!std::regex_match(ks_def.name, name_regex)) {
throw make_exception<InvalidRequestException>("\"%s\" is not a valid keyspace name", ks_def.name);
}
if (ks_def.name.length() > schema::NAME_LENGTH) {
throw make_exception<InvalidRequestException>("Keyspace names shouldn't be more than %d characters long (got \"%s\")", schema::NAME_LENGTH, ks_def.name);
}
}
void validate_cf_def(const CfDef& cf_def) {
std::regex name_regex("\\w+");
if (!std::regex_match(cf_def.name, name_regex)) {
throw make_exception<InvalidRequestException>("\"%s\" is not a valid column family name", cf_def.name);
}
if (cf_def.name.length() > schema::NAME_LENGTH) {
throw make_exception<InvalidRequestException>("Keyspace names shouldn't be more than %d characters long (got \"%s\")", schema::NAME_LENGTH, cf_def.name);
}
}
void validate_column_name(const std::string& name) {
auto max_name_length = static_cast<uint32_t>(utils::fb_utilities::MAX_UNSIGNED_SHORT);
if (name.size() > max_name_length) {
throw make_exception<InvalidRequestException>("column name length must not be greater than %s", max_name_length);
}
if (name.empty()) {
throw make_exception<InvalidRequestException>("column name must not be empty");
}
}
void validate_column_names(const std::vector<std::string>& names) {
for (auto&& name : names) {
validate_column_name(name);
}
}
void validate_column(const Column& col, const column_definition& def) {
if (!col.__isset.value) {
throw make_exception<InvalidRequestException>("Column value is required");
}
if (!col.__isset.timestamp) {
throw make_exception<InvalidRequestException>("Column timestamp is required");
}
def.type->validate(to_bytes_view(col.value));
}
}