92 lines
3.4 KiB
C++
92 lines
3.4 KiB
C++
/* Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program 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, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#include <assert.h>
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#include <mysql/components/component_implementation.h>
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#include <mysql/components/services/my_host_application_signal.h>
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#include <mysql/components/services/udf_registration.h>
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#include <stdio.h>
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REQUIRES_SERVICE_PLACEHOLDER(host_application_signal);
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REQUIRES_SERVICE_PLACEHOLDER(udf_registration);
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BEGIN_COMPONENT_PROVIDES(test_host_application_signal)
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END_COMPONENT_PROVIDES();
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BEGIN_COMPONENT_REQUIRES(test_host_application_signal)
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REQUIRES_SERVICE(host_application_signal), REQUIRES_SERVICE(udf_registration),
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END_COMPONENT_REQUIRES();
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static long long test_shutdown_signal_udf(UDF_INIT *, UDF_ARGS *args,
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unsigned char *,
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unsigned char *error) {
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if (args->arg_count > 0 && args->arg_type[0] == INT_RESULT) {
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switch (*(reinterpret_cast<long long *>(args->args[0]))) {
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case 1:
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my_host_application_signal_shutdown(mysql_service_registry);
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break;
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case 0:
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mysql_service_host_application_signal->signal(
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HOST_APPLICATION_SIGNAL_SHUTDOWN, NULL);
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break;
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case 2:
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mysql_service_host_application_signal->signal(
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HOST_APPLICATION_SIGNAL_LAST, NULL);
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break;
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}
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} else
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*error = 1;
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return 0;
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}
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static mysql_service_status_t init() {
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if (mysql_service_udf_registration->udf_register(
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"test_shutdown_signal", INT_RESULT,
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reinterpret_cast<Udf_func_any>(test_shutdown_signal_udf), NULL,
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NULL)) {
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fprintf(stderr, "Can't register the test_shutdown_signal UDF\n");
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return 1;
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}
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return 0;
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}
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static mysql_service_status_t deinit() {
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int was_present = 0;
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if (mysql_service_udf_registration->udf_unregister("test_shutdown_signal",
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&was_present))
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fprintf(stderr, "Can't unregister the test_shutdown_signal UDF\n");
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return 0; /* success */
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}
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BEGIN_COMPONENT_METADATA(test_host_application_signal)
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METADATA("mysql.author", "Oracle Corporation"),
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METADATA("mysql.license", "GPL"), METADATA("test_property", "1"),
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END_COMPONENT_METADATA();
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DECLARE_COMPONENT(test_host_application_signal,
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"mysql:test_host_application_signal")
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init, deinit END_DECLARE_COMPONENT();
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DECLARE_LIBRARY_COMPONENTS &COMPONENT_REF(test_host_application_signal)
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END_DECLARE_LIBRARY_COMPONENTS
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