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Commit 4a585999 authored by Vicențiu Ciorbaru's avatar Vicențiu Ciorbaru Committed by Sergei Golubchik
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Implemented SHOW GRANTS functionality

parent d24ead2c
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Showing with 409 additions and 127 deletions
mysql-test/r/acl_roles_show_grants.result 0 → 100644
View file @ 4a585999
create user 'test_user'@'localhost';
create user 'test_role1'@'';
create user 'test_role2'@'';
update mysql.user set is_role='Y' where user='test_role1';
update mysql.user set is_role='Y' where user='test_role2';
insert into mysql.roles_mapping (HostFk, UserFk, RoleFk) values ('localhost',
'test_user',
'test_role1');
insert into mysql.roles_mapping (HostFk, UserFk, RoleFk) values ('localhost',
'test_user',
'test_role2');
insert into mysql.roles_mapping (HostFk, UserFk, RoleFk) values ('',
'test_role1',
'test_role2');
select user, host from mysql.user where user not like 'root';
user host
test_role1
test_role2
test_user localhost
select * from mysql.roles_mapping;
HostFk UserFk RoleFk
test_role1 test_role2
localhost test_user test_role1
localhost test_user test_role2
flush privileges;
select user, host from mysql.db;
user host
%
%
grant select on mysql.* to test_role2@'';
flush privileges;
show grants;
Grants for test_user@localhost
GRANT USAGE ON *.* TO 'test_user'@'localhost'
GRANT test_role1 TO 'test_user'@'localhost'
GRANT test_role2 TO 'test_user'@'localhost'
set role test_role1;
show grants;
Grants for test_user@localhost
GRANT SELECT ON `mysql`.* TO 'test_role2'
GRANT USAGE ON *.* TO 'test_role1'
GRANT USAGE ON *.* TO 'test_role2'
GRANT USAGE ON *.* TO 'test_user'@'localhost'
GRANT test_role1 TO 'test_user'@'localhost'
GRANT test_role2 TO 'test_role1'
GRANT test_role2 TO 'test_user'@'localhost'
set role none;
show grants;
Grants for test_user@localhost
GRANT USAGE ON *.* TO 'test_user'@'localhost'
GRANT test_role1 TO 'test_user'@'localhost'
GRANT test_role2 TO 'test_user'@'localhost'
show grants for test_user@localhost;
ERROR 42000: Access denied for user 'test_user'@'localhost' to database 'mysql'
show grants for test_role1;
ERROR 42000: Access denied for user 'test_user'@'localhost' to database 'mysql'
show grants for test_role2;
ERROR 42000: Access denied for user 'test_user'@'localhost' to database 'mysql'
show grants for CURRENT_USER;
Grants for test_user@localhost
GRANT USAGE ON *.* TO 'test_user'@'localhost'
GRANT test_role1 TO 'test_user'@'localhost'
GRANT test_role2 TO 'test_user'@'localhost'
show grants for CURRENT_USER();
Grants for test_user@localhost
GRANT USAGE ON *.* TO 'test_user'@'localhost'
GRANT test_role1 TO 'test_user'@'localhost'
GRANT test_role2 TO 'test_user'@'localhost'
show grants for CURRENT_ROLE;
ERROR 42000: There is no such grant defined for user 'test_user' on host 'localhost'
show grants for CURRENT_ROLE();
ERROR 42000: There is no such grant defined for user 'test_user' on host 'localhost'
set role test_role2;
show grants;
Grants for test_user@localhost
GRANT SELECT ON `mysql`.* TO 'test_role2'
GRANT USAGE ON *.* TO 'test_role2'
GRANT USAGE ON *.* TO 'test_user'@'localhost'
GRANT test_role1 TO 'test_user'@'localhost'
GRANT test_role2 TO 'test_user'@'localhost'
show grants for test_user@localhost;
Grants for test_user@localhost
GRANT USAGE ON *.* TO 'test_user'@'localhost'
GRANT test_role1 TO 'test_user'@'localhost'
GRANT test_role2 TO 'test_user'@'localhost'
show grants for test_role1;
Grants for test_role1
GRANT SELECT ON `mysql`.* TO 'test_role2'
GRANT USAGE ON *.* TO 'test_role1'
GRANT USAGE ON *.* TO 'test_role2'
GRANT test_role2 TO 'test_role1'
show grants for test_role2;
Grants for test_role2
GRANT SELECT ON `mysql`.* TO 'test_role2'
GRANT USAGE ON *.* TO 'test_role2'
show grants for CURRENT_USER;
Grants for test_user@localhost
GRANT USAGE ON *.* TO 'test_user'@'localhost'
GRANT test_role1 TO 'test_user'@'localhost'
GRANT test_role2 TO 'test_user'@'localhost'
show grants for CURRENT_USER();
Grants for test_user@localhost
GRANT USAGE ON *.* TO 'test_user'@'localhost'
GRANT test_role1 TO 'test_user'@'localhost'
GRANT test_role2 TO 'test_user'@'localhost'
show grants for CURRENT_ROLE;
Grants for test_role2
GRANT SELECT ON `mysql`.* TO 'test_role2'
GRANT USAGE ON *.* TO 'test_role2'
show grants for CURRENT_ROLE();
Grants for test_role2
GRANT SELECT ON `mysql`.* TO 'test_role2'
GRANT USAGE ON *.* TO 'test_role2'
drop user 'test_user'@'localhost';
revoke select on mysql.* from test_role2@'';
delete from mysql.user where user='test_role1';
delete from mysql.user where user='test_role2';
delete from mysql.roles_mapping where RoleFk='test_role1';
delete from mysql.roles_mapping where RoleFk='test_role2';
flush privileges;
mysql-test/t/acl_roles_show_grants.test 0 → 100644
View file @ 4a585999
#create a user with no privileges
create user 'test_user'@'localhost';
create user 'test_role1'@'';
create user 'test_role2'@'';
update mysql.user set is_role='Y' where user='test_role1';
update mysql.user set is_role='Y' where user='test_role2';
insert into mysql.roles_mapping (HostFk, UserFk, RoleFk) values ('localhost',
'test_user',
'test_role1');
insert into mysql.roles_mapping (HostFk, UserFk, RoleFk) values ('localhost',
'test_user',
'test_role2');
insert into mysql.roles_mapping (HostFk, UserFk, RoleFk) values ('',
'test_role1',
'test_role2');
--sorted_result
select user, host from mysql.user where user not like 'root';
--sorted_result
select * from mysql.roles_mapping;
flush privileges;
--sorted_result
select user, host from mysql.db;
grant select on mysql.* to test_role2@'';
flush privileges;
change_user 'test_user';
--sorted_result
show grants;
set role test_role1;
--sorted_result
show grants;
set role none;
--sorted_result
show grants;
--error ER_DBACCESS_DENIED_ERROR
show grants for test_user@localhost;
--error ER_DBACCESS_DENIED_ERROR
show grants for test_role1;
--error ER_DBACCESS_DENIED_ERROR
show grants for test_role2;
--sorted_result
show grants for CURRENT_USER;
--sorted_result
show grants for CURRENT_USER();
--error ER_NONEXISTING_GRANT
show grants for CURRENT_ROLE;
--error ER_NONEXISTING_GRANT
show grants for CURRENT_ROLE();
set role test_role2;
--sorted_result
show grants;
--sorted_result
show grants for test_user@localhost;
--sorted_result
show grants for test_role1;
--sorted_result
show grants for test_role2;
--sorted_result
show grants for CURRENT_USER;
--sorted_result
show grants for CURRENT_USER();
--sorted_result
show grants for CURRENT_ROLE;
--sorted_result
show grants for CURRENT_ROLE();
change_user 'root';
drop user 'test_user'@'localhost';
revoke select on mysql.* from test_role2@'';
delete from mysql.user where user='test_role1';
delete from mysql.user where user='test_role2';
delete from mysql.roles_mapping where RoleFk='test_role1';
delete from mysql.roles_mapping where RoleFk='test_role2';
flush privileges;
sql/lex.h
View file @ 4a585999
......@@ -153,6 +153,7 @@ static SYMBOL symbols[] = {
{ "CUBE", SYM(CUBE_SYM)},
{ "CURRENT_DATE", SYM(CURDATE)},
{ "CURRENT_POS", SYM(CURRENT_POS_SYM)},
{ "CURRENT_ROLE", SYM(CURRENT_ROLE)},
{ "CURRENT_TIME", SYM(CURTIME)},
{ "CURRENT_TIMESTAMP", SYM(NOW_SYM)},
{ "CURRENT_USER", SYM(CURRENT_USER)},
......
sql/mysqld.cc
View file @ 4a585999
......@@ -3517,7 +3517,6 @@ SHOW_VAR com_status_vars[]= {
#endif
{"show_function_status", (char*) offsetof(STATUS_VAR, com_stat[(uint) SQLCOM_SHOW_STATUS_FUNC]), SHOW_LONG_STATUS},
{"show_grants", (char*) offsetof(STATUS_VAR, com_stat[(uint) SQLCOM_SHOW_GRANTS]), SHOW_LONG_STATUS},
{"show_grants_self", (char*) offsetof(STATUS_VAR, com_stat[(uint) SQLCOM_SHOW_GRANTS_SELF]), SHOW_LONG_STATUS},
{"show_keys", (char*) offsetof(STATUS_VAR, com_stat[(uint) SQLCOM_SHOW_KEYS]), SHOW_LONG_STATUS},
{"show_index_statistics", (char*) offsetof(STATUS_VAR, com_stat[(uint) SQLCOM_SHOW_INDEX_STATS]), SHOW_LONG_STATUS},
{"show_master_status", (char*) offsetof(STATUS_VAR, com_stat[(uint) SQLCOM_SHOW_MASTER_STAT]), SHOW_LONG_STATUS},
......
sql/sp_head.cc
View file @ 4a585999
......@@ -223,7 +223,6 @@ sp_get_flags_for_command(LEX *lex)
case SQLCOM_SHOW_FIELDS:
case SQLCOM_SHOW_FUNC_CODE:
case SQLCOM_SHOW_GRANTS:
case SQLCOM_SHOW_GRANTS_SELF:
case SQLCOM_SHOW_ENGINE_STATUS:
case SQLCOM_SHOW_ENGINE_LOGS:
case SQLCOM_SHOW_ENGINE_MUTEX:
......
sql/sql_acl.cc
View file @ 4a585999
This diff is collapsed.
sql/sql_acl.h
View file @ 4a585999
......@@ -175,6 +175,9 @@ extern bool mysql_user_table_is_in_short_password_format;
extern const char *HOST_NOT_SPECIFIED;
extern const char *NONE_ROLE;
extern LEX_USER current_user;
extern LEX_USER current_role;
extern LEX_USER current_user_and_current_role;
static inline int access_denied_error_code(int passwd_used)
......@@ -227,7 +230,7 @@ ulong get_table_grant(THD *thd, TABLE_LIST *table);
ulong get_column_grant(THD *thd, GRANT_INFO *grant,
const char *db_name, const char *table_name,
const char *field_name);
bool mysql_show_grants(THD *thd, LEX_USER *user, bool print_current_role);
bool mysql_show_grants(THD *thd, LEX_USER *user);
void get_privilege_desc(char *to, uint max_length, ulong access);
void get_mqh(const char *user, const char *host, USER_CONN *uc);
bool mysql_create_user(THD *thd, List <LEX_USER> &list, bool handle_as_role);
......
sql/sql_lex.h
View file @ 4a585999
......@@ -146,7 +146,6 @@ enum enum_sql_command {
SQLCOM_SHOW_GRANTS, SQLCOM_SHOW_CREATE, SQLCOM_SHOW_CHARSETS,
SQLCOM_SHOW_COLLATIONS, SQLCOM_SHOW_CREATE_DB, SQLCOM_SHOW_TABLE_STATUS,
SQLCOM_SHOW_TRIGGERS,
SQLCOM_SHOW_GRANTS_SELF,
SQLCOM_LOAD,SQLCOM_SET_OPTION,SQLCOM_LOCK_TABLES,SQLCOM_UNLOCK_TABLES,
SQLCOM_GRANT, SQLCOM_GRANT_ROLE,
......
sql/sql_parse.cc
View file @ 4a585999
......@@ -341,7 +341,6 @@ void init_update_queries(void)
sql_command_flags[SQLCOM_SHOW_EXPLAIN]= CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_PROCESSLIST]= CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_GRANTS]= CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_GRANTS_SELF]= CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_CREATE_DB]= CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_CREATE]= CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_MASTER_STAT]= CF_STATUS_COMMAND;
......@@ -3991,18 +3990,16 @@ case SQLCOM_PREPARE:
#ifndef NO_EMBEDDED_ACCESS_CHECKS
case SQLCOM_SHOW_GRANTS:
case SQLCOM_SHOW_GRANTS_SELF:
{
LEX_USER *grant_user= get_current_user(thd, lex->grant_user);
LEX_USER *grant_user= lex->grant_user;
if (!grant_user)
goto error;
if ((thd->security_ctx->priv_user &&
!strcmp(thd->security_ctx->priv_user, grant_user->user.str)) ||
if (grant_user == &current_user ||
grant_user == &current_role ||
grant_user == &current_user_and_current_role ||
!check_access(thd, SELECT_ACL, "mysql", NULL, NULL, 1, 0))
{
res = mysql_show_grants(thd, grant_user,
(lex->sql_command == SQLCOM_SHOW_GRANTS_SELF) ?
TRUE : FALSE);
res = mysql_show_grants(thd, grant_user);
}
break;
}
......
sql/sql_yacc.yy
View file @ 4a585999
......@@ -910,6 +910,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b, ulong *yystacksize);
%token CUBE_SYM /* SQL-2003-R */
%token CURDATE /* MYSQL-FUNC */
%token CURRENT_USER /* SQL-2003-R */
%token CURRENT_ROLE /* SQL-2003-R */
%token CURRENT_POS_SYM
%token CURSOR_SYM /* SQL-2003-R */
%token CURSOR_NAME_SYM /* SQL-2003-N */
......@@ -11757,12 +11758,8 @@ show_param:
| GRANTS
{
LEX *lex=Lex;
lex->sql_command= SQLCOM_SHOW_GRANTS_SELF;
LEX_USER *curr_user;
if (!(curr_user= (LEX_USER*) lex->thd->alloc(sizeof(st_lex_user))))
MYSQL_YYABORT;
bzero(curr_user, sizeof(st_lex_user));
lex->grant_user= curr_user;
lex->sql_command= SQLCOM_SHOW_GRANTS;
lex->grant_user= &current_user_and_current_role;
}
| GRANTS FOR_SYM user
{
......@@ -11771,6 +11768,12 @@ show_param:
lex->grant_user=$3;
lex->grant_user->password=null_lex_str;
}
| GRANTS FOR_SYM CURRENT_ROLE optional_braces
{
LEX *lex=Lex;
lex->sql_command= SQLCOM_SHOW_GRANTS;
lex->grant_user= &current_role;
}
| CREATE DATABASE opt_if_not_exists ident
{
Lex->sql_command=SQLCOM_SHOW_CREATE_DB;
......@@ -13201,14 +13204,7 @@ user:
}
| CURRENT_USER optional_braces
{
if (!($$=(LEX_USER*) thd->alloc(sizeof(st_lex_user))))
MYSQL_YYABORT;
/*
empty LEX_USER means current_user and
will be handled in the get_current_user() function
later
*/
bzero($$, sizeof(LEX_USER));
$$= &current_user;
}
;
......
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