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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 18:07:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 18:07:14 +0000 |
commit | a175314c3e5827eb193872241446f2f8f5c9d33c (patch) | |
tree | cd3d60ca99ae00829c52a6ca79150a5b6e62528b /sql/grant.cc | |
parent | Initial commit. (diff) | |
download | mariadb-10.5-a175314c3e5827eb193872241446f2f8f5c9d33c.tar.xz mariadb-10.5-a175314c3e5827eb193872241446f2f8f5c9d33c.zip |
Adding upstream version 1:10.5.12.upstream/1%10.5.12upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sql/grant.cc')
-rw-r--r-- | sql/grant.cc | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/sql/grant.cc b/sql/grant.cc new file mode 100644 index 00000000..1ba197bc --- /dev/null +++ b/sql/grant.cc @@ -0,0 +1,108 @@ +/* + Copyright (c) 2009, 2020, MariaDB Corporation + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + 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 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 02110-1335 USA */ + +#include "mariadb.h" +#include "sql_acl.h" + + +bool Grant_privilege::add_column_privilege(THD *thd, + const Lex_ident_sys &name, + privilege_t which_grant) +{ + String *new_str= new (thd->mem_root) String((const char*) name.str, + name.length, + system_charset_info); + if (unlikely(new_str == NULL)) + return true; + List_iterator <LEX_COLUMN> iter(m_columns); + class LEX_COLUMN *point; + while ((point=iter++)) + { + if (!my_strcasecmp(system_charset_info, + point->column.c_ptr(), new_str->c_ptr())) + break; + } + m_column_privilege_total|= which_grant; + if (point) + { + point->rights |= which_grant; + return false; + } + + LEX_COLUMN *col= new (thd->mem_root) LEX_COLUMN(*new_str, which_grant); + if (unlikely(col == NULL)) + return true; + return m_columns.push_back(col, thd->mem_root); +} + + +bool Grant_privilege::add_column_list_privilege(THD *thd, + List<Lex_ident_sys> &list, + privilege_t privilege) +{ + Lex_ident_sys *col; + List_iterator<Lex_ident_sys> it(list); + while ((col= it++)) + { + if (add_column_privilege(thd, *col, privilege)) + return true; + } + return false; +} + + +privilege_t Grant_object_name::all_privileges_by_type() const +{ + switch (m_type) { + case STAR: return DB_ACLS & ~GRANT_ACL; + case IDENT_STAR: return DB_ACLS & ~GRANT_ACL; + case STAR_STAR: return GLOBAL_ACLS & ~GRANT_ACL; + case TABLE_IDENT: return TABLE_ACLS & ~GRANT_ACL; + } + return NO_ACL; +} + + +bool Grant_privilege::set_object_name(THD *thd, + const Grant_object_name &ident, + SELECT_LEX *sel, + privilege_t with_grant_option) +{ + DBUG_ASSERT(!m_all_privileges || !m_columns.elements); + + m_db= ident.m_db; + if (m_all_privileges) + m_object_privilege= ident.all_privileges_by_type(); + m_object_privilege|= with_grant_option; + switch (ident.m_type) + { + case Lex_grant_object_name::STAR: + case Lex_grant_object_name::IDENT_STAR: + case Lex_grant_object_name::STAR_STAR: + if (!m_all_privileges && m_columns.elements) + { + // e.g. GRANT SELECT (a) ON db.* + my_error(ER_ILLEGAL_GRANT_FOR_TABLE, MYF(0)); + return true; + } + return false; + case Lex_grant_object_name::TABLE_IDENT: + m_db= ident.m_table_ident->db; + return !sel->add_table_to_list(thd, ident.m_table_ident, + NULL, TL_OPTION_UPDATING); + } + return false; // Make gcc happy +} |