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153 lines
5.2 KiB
153 lines
5.2 KiB
/* Copyright (c) 2016, 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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#ifndef MYSQL_KEYRING_H
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#define MYSQL_KEYRING_H
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#include <memory>
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#include "my_rnd.h"
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#include "mysql/plugin.h"
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#include "plugin/keyring/common/keyring_memory.h"
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#include "plugin/keyring/common/keys_container.h"
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#include "plugin/keyring/common/keys_iterator.h"
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#include "sql/mysqld.h"
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using keyring::IKey;
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using keyring::IKeyring_io;
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using keyring::IKeys_container;
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using keyring::ILogger;
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using keyring::Keys_iterator;
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namespace keyring {
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/* Always defined. */
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extern PSI_memory_key key_memory_KEYRING;
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extern PSI_rwlock_key key_LOCK_keyring;
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} // namespace keyring
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extern mysql_rwlock_t LOCK_keyring;
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extern std::unique_ptr<IKeys_container> keys;
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extern volatile bool is_keys_container_initialized;
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extern std::unique_ptr<ILogger> logger;
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extern std::unique_ptr<char[]> keyring_file_data;
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extern bool keyring_open_mode;
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#ifdef HAVE_PSI_INTERFACE
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void keyring_init_psi_keys(void);
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#endif // HAVE_PSI_INTERFACE
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bool init_keyring_locks();
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bool create_keyring_dir_if_does_not_exist(const char *keyring_file_path);
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void update_keyring_file_data(MYSQL_THD thd MY_ATTRIBUTE((unused)),
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SYS_VAR *var MY_ATTRIBUTE((unused)),
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void *var_ptr MY_ATTRIBUTE((unused)),
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const void *save_ptr);
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bool mysql_key_fetch(std::unique_ptr<IKey> key_to_fetch, char **key_type,
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void **key, size_t *key_len);
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bool mysql_key_store(std::unique_ptr<IKey> key_to_store);
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bool mysql_key_remove(std::unique_ptr<IKey> key_to_remove);
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bool mysql_keyring_iterator_init(Keys_iterator *);
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void mysql_keyring_iterator_deinit(Keys_iterator *);
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bool mysql_keyring_iterator_get_key(Keys_iterator *, char *key_id,
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char *user_id);
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bool check_key_for_writing(IKey *key, std::string error_for);
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void log_operation_error(const char *failed_operation, const char *plugin_name);
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bool is_key_length_and_type_valid(const char *key_type, size_t key_len);
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template <typename T>
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bool mysql_key_fetch(const char *key_id, char **key_type, const char *user_id,
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void **key, size_t *key_len, const char *plugin_name) {
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try {
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std::unique_ptr<IKey> key_to_fetch(new T(key_id, NULL, user_id, NULL, 0));
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return mysql_key_fetch(std::move(key_to_fetch), key_type, key, key_len);
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} catch (...) {
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log_operation_error("fetch a key", plugin_name);
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return true;
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}
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}
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template <typename T>
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bool mysql_key_store(const char *key_id, const char *key_type,
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const char *user_id, const void *key, size_t key_len,
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const char *plugin_name) {
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try {
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std::unique_ptr<IKey> key_to_store(
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new T(key_id, key_type, user_id, key, key_len));
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return mysql_key_store(std::move(key_to_store));
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} catch (...) {
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log_operation_error("store a key", plugin_name);
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return true;
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}
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}
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template <typename T>
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bool mysql_key_remove(const char *key_id, const char *user_id,
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const char *plugin_name) {
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try {
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std::unique_ptr<IKey> key_to_remove(new T(key_id, NULL, user_id, NULL, 0));
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return mysql_key_remove(std::move(key_to_remove));
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} catch (...) {
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log_operation_error("remove a key", plugin_name);
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return true;
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}
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}
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template <typename T>
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bool mysql_key_iterator_init(Keys_iterator *key_iterator,
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const char *plugin_name) {
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try {
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return mysql_keyring_iterator_init(key_iterator);
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} catch (...) {
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log_operation_error("iterator init", plugin_name);
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return true;
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}
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}
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template <typename T>
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void mysql_key_iterator_deinit(Keys_iterator *key_iterator,
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const char *plugin_name) {
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try {
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mysql_keyring_iterator_deinit(key_iterator);
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} catch (...) {
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log_operation_error("iterator deinit", plugin_name);
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}
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}
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template <typename T>
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bool mysql_key_iterator_get_key(Keys_iterator *key_iterator, char *key_id,
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char *user_id, const char *plugin_name) {
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try {
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return mysql_keyring_iterator_get_key(key_iterator, key_id, user_id);
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} catch (...) {
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log_operation_error("iterator get_key", plugin_name);
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return true;
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}
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}
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#endif // MYSQL_KEYRING_H
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