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Fix SIGSEGV on not existing attributes from ip_trie with access_to_key_from_attributes
Found with fuzzer [1]: [1]: https://clickhouse-test-reports.s3.yandex.net/21674/2e99dad56213413a72969d47650050b42cbcc073/fuzzer_asan/report.html#fail1
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@ -241,6 +241,8 @@ const DictionaryAttribute & DictionaryStructure::getAttribute(const std::string
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for (const auto & key_attribute : *key)
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if (key_attribute.name == attribute_name)
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return key_attribute;
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throw Exception{"No such attribute '" + attribute_name + "'", ErrorCodes::BAD_ARGUMENTS};
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}
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size_t attribute_index = it->second;
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@ -41,6 +41,9 @@ SOURCE(CLICKHOUSE(host 'localhost' port 9000 user 'default' db 'database_for_dic
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LAYOUT(IP_TRIE())
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LIFETIME(MIN 10 MAX 100);
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-- fuzzer
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SELECT '127.0.0.0/24' = dictGetString('database_for_dict.dict_ipv4_trie', 'prefixprefixprefixprefix', tuple(IPv4StringToNum('127.0.0.0127.0.0.0'))); -- { serverError 36 }
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SELECT 0 == dictGetUInt32('database_for_dict.dict_ipv4_trie', 'asn', tuple(IPv4StringToNum('0.0.0.0')));
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SELECT 1 == dictGetUInt32('database_for_dict.dict_ipv4_trie', 'asn', tuple(IPv4StringToNum('128.0.0.0')));
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SELECT 2 == dictGetUInt32('database_for_dict.dict_ipv4_trie', 'asn', tuple(IPv4StringToNum('192.0.0.0')));
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