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/* Copyright (c) 2018, 2025, Oracle and/or its affiliates.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2.0,
as published by the Free Software Foundation.
This program is designed to work with certain software (including
but not limited to OpenSSL) that is licensed under separate terms,
as designated in a particular file or component or in included license
documentation. The authors of MySQL hereby grant you an additional
permission to link the program and your derivative works with the
separately licensed software that they have either included with
the program or referenced in the documentation.
This program 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, version 2.0, for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
#include <ctype.h>
#include <m_string.h>
#include <my_compiler.h>
#include <mysql/components/component_implementation.h>
#include <mysql/components/service_implementation.h>
#include <mysql/components/services/audit_api_message_service.h>
#include <mysql/components/services/udf_registration.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <string>
REQUIRES_SERVICE_PLACEHOLDER(udf_registration);
REQUIRES_SERVICE_PLACEHOLDER(mysql_audit_api_message);
/**
Implements test_audit_api_message_internal UDF. This function generates
AUDIT_API_MESSAGE_INTERNAL event of the AUDIT_API_MESSAGE_CLASS class.
Although AUDIT_API_MESSAGE_INTERNAL message is generated as the result
of the user interaction, this should not be done in the production
environment. AUDIT_API_MESSAGE_INTERNAL message should be generated as
as the result of the internal processing, such as background threads,
timers etc.
@param init Unused.
@param args Unused.
@param null_value Unused.
@param error Unused.
@retval 0 This function always returns 0.
*/
static long long message_internal(UDF_INIT *init [[maybe_unused]],
UDF_ARGS *args [[maybe_unused]],
unsigned char *null_value [[maybe_unused]],
unsigned char *error [[maybe_unused]]) {
mysql_event_message_key_value_t val;
lex_cstring_set(&val.key, "my_numeric_key");
val.value_type = MYSQL_AUDIT_MESSAGE_VALUE_TYPE_NUM;
val.value.num = INT_MIN64;
mysql_service_mysql_audit_api_message->emit(
MYSQL_AUDIT_MESSAGE_INTERNAL, STRING_WITH_LEN("test_audit_api_message"),
STRING_WITH_LEN("test_audit_api_message"),
STRING_WITH_LEN("test_audit_api_message_internal"), &val, 1);
return 0;
}
/**
Implements test_audit_api_message_internal UDF. This function generates
AUDIT_API_MESSAGE_USER event of the AUDIT_API_MESSAGE_CLASS class.
@param init Unused.
@param args Unused.
@param null_value Unused.
@param error Unused.
@retval 0 This function always returns 0.
*/
static long long message_user(UDF_INIT *init [[maybe_unused]],
UDF_ARGS *args [[maybe_unused]],
unsigned char *null_value [[maybe_unused]],
unsigned char *error [[maybe_unused]]) {
mysql_event_message_key_value_t val;
lex_cstring_set(&val.key, "my_string_key");
val.value_type = MYSQL_AUDIT_MESSAGE_VALUE_TYPE_STR;
lex_cstring_set(&val.value.str, "my_string_value");
mysql_service_mysql_audit_api_message->emit(
MYSQL_AUDIT_MESSAGE_USER, STRING_WITH_LEN("test_audit_api_message"),
STRING_WITH_LEN("test_audit_api_message"),
STRING_WITH_LEN("test_audit_api_message_user"), &val, 1);
return 0;
}
static mysql_service_status_t init() {
if (mysql_service_udf_registration->udf_register(
"test_audit_api_message_internal", INT_RESULT,
(Udf_func_any)message_internal, nullptr, nullptr))
return true;
if (mysql_service_udf_registration->udf_register(
"test_audit_api_message_user", INT_RESULT, (Udf_func_any)message_user,
nullptr, nullptr)) {
int was_present = 0;
mysql_service_udf_registration->udf_unregister(
"test_audit_api_message_internal", &was_present);
return true;
}
return false;
}
static mysql_service_status_t deinit() {
int was_present = 0;
mysql_service_udf_registration->udf_unregister(
"test_audit_api_message_internal", &was_present);
mysql_service_udf_registration->udf_unregister("test_audit_api_message_user",
&was_present);
return false;
}
BEGIN_COMPONENT_PROVIDES(test_audit_api_message)
END_COMPONENT_PROVIDES();
BEGIN_COMPONENT_REQUIRES(test_audit_api_message)
REQUIRES_SERVICE(mysql_audit_api_message), REQUIRES_SERVICE(udf_registration),
END_COMPONENT_REQUIRES();
BEGIN_COMPONENT_METADATA(test_audit_api_message)
METADATA("mysql.author", "Oracle Corporation"),
METADATA("mysql.license", "GPL"), END_COMPONENT_METADATA();
DECLARE_COMPONENT(test_audit_api_message, "test_audit_api_message")
init, deinit END_DECLARE_COMPONENT();
DECLARE_LIBRARY_COMPONENTS &COMPONENT_REF(test_audit_api_message)
END_DECLARE_LIBRARY_COMPONENTS
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