109 lines
3.6 KiB
C++
109 lines
3.6 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* Copyright (C) 2015-present ScyllaDB
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*
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* Modified by ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "validation.hh"
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#include "database.hh"
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#include "exceptions/exceptions.hh"
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namespace validation {
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/**
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* Based on org.apache.cassandra.thrift.ThriftValidation#validate_key()
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*/
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std::optional<sstring> is_cql_key_invalid(const schema& schema, partition_key_view key) {
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// C* validates here that the thrift key is not empty.
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// It can only be empty if it is not composite and its only component in CQL form is empty.
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if (schema.partition_key_size() == 1 && key.begin(schema)->empty()) {
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return sstring("Key may not be empty");
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}
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// check that key can be handled by FBUtilities.writeShortByteArray
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auto b = key.representation();
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if (b.size() > max_key_size) {
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return format("Key length of {:d} is longer than maximum of {:d}", b.size(), max_key_size);
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}
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try {
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key.validate(schema);
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} catch (const marshal_exception& e) {
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return sstring(e.what());
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}
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return std::nullopt;
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}
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void
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validate_cql_key(const schema& schema, partition_key_view key) {
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if (const auto err = is_cql_key_invalid(schema, key); err) {
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throw exceptions::invalid_request_exception(std::move(*err));
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}
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}
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/**
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* Based on org.apache.cassandra.thrift.ThriftValidation#validateColumnFamily(java.lang.String, java.lang.String)
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*/
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schema_ptr
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validate_column_family(const database& db, const sstring& keyspace_name, const sstring& cf_name) {
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validate_keyspace(db, keyspace_name);
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if (cf_name.empty()) {
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throw exceptions::invalid_request_exception("non-empty table is required");
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}
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try {
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return db.find_schema(keyspace_name, cf_name);
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} catch (...) {
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throw exceptions::invalid_request_exception(format("unconfigured table {}", cf_name));
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}
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}
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void validate_keyspace(const database& db, const sstring& keyspace_name) {
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if (keyspace_name.empty()) {
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throw exceptions::invalid_request_exception("Keyspace not set");
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}
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if (!db.has_keyspace(keyspace_name)) {
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throw exceptions::keyspace_not_defined_exception(format("Keyspace {} does not exist", keyspace_name));
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}
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}
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}
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