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Added implementation for DYNAMIC_ARRAY in ACL_USER

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TODO:
Memory allocated for the array is never freed
This commit is contained in:
Vicențiu Ciorbaru
2013-10-17 15:02:55 -07:00
committed by Sergei Golubchik
parent 69a3deb58e
commit 9e7228dc4a
1 changed files with 22 additions and 20 deletions
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42
sql/sql_acl.cc
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@ -230,6 +230,7 @@ public:
if the instance of the class represents a user, or a user if the
instance of the class represents a role.
*/
//TODO this array does not get freed automatically when acl_users is freed
DYNAMIC_ARRAY role_grants;
ACL_USER *copy(MEM_ROOT *root)
@ -597,10 +598,8 @@ enum enum_acl_lists
typedef struct st_role_grant
{
char *user_username;
char *user_hostname;
char *role_username;
char *role_hostname;
char *username;
char *hostname;
} ROLE_GRANT_PAIR;
/*
Convert scrambled password to binary form, according to scramble type,
@ -1054,6 +1053,10 @@ static my_bool acl_load(THD *thd, TABLE_LIST *tables)
user.access|= SUPER_ACL | EXECUTE_ACL;
#endif
}
(void) my_init_dynamic_array(&user.role_grants,sizeof(ROLE_GRANT_PAIR),
50, 100, MYF(0));
if (is_role) {
sql_print_information("Found role %s", user.user.str);
my_hash_insert(&acl_roles, (uchar*) user.copy(&mem));
@ -1188,32 +1191,31 @@ static my_bool acl_load(THD *thd, TABLE_LIST *tables)
if (!initialized)
mysql_mutex_lock(&acl_cache->lock);
/* (void) my_init_dynamic_array(&role_grants,sizeof(ROLE_GRANT_PAIR), 50, 100,
MYF(0));
*/
while (!(read_record_info.read_record(&read_record_info)))
{
ROLE_GRANT_PAIR p;
p.user_hostname= get_field(&mem, table->field[0]);
p.user_username= get_field(&mem, table->field[1]);
p.role_hostname= get_field(&mem, table->field[2]);
p.role_username= get_field(&mem, table->field[3]);
ACL_USER *user= find_acl_user((p.user_hostname) ? p.user_hostname: "",
(p.user_username) ? p.user_username: "",
ROLE_GRANT_PAIR role_ref;
ROLE_GRANT_PAIR user_ref;
user_ref.hostname= get_field(&mem, table->field[0]);
user_ref.username= get_field(&mem, table->field[1]);
role_ref.hostname= get_field(&mem, table->field[2]);
role_ref.username= get_field(&mem, table->field[3]);
ACL_USER *user= find_acl_user((user_ref.hostname) ? user_ref.hostname: "",
(user_ref.username) ? user_ref.username: "",
TRUE);
ACL_USER *role= find_acl_role(p.role_username ? p.role_username: "");
ACL_USER *role= find_acl_role(role_ref.username ? role_ref.username: "");
if (user == NULL || role == NULL)
{
sql_print_error("Invalid roles_mapping table entry '%s@%s', '%s@%s'",
p.user_username ? p.user_username : "",
p.user_hostname ? p.user_hostname : "",
p.role_username ? p.role_username : "",
p.role_hostname ? p.role_hostname : "",
user_ref.username ? user_ref.username : "",
user_ref.hostname ? user_ref.hostname : "",
role_ref.username ? role_ref.username : "",
role_ref.hostname ? role_ref.hostname : "",
user, role);
continue;
}
// push_dynamic(&role_grants, (uchar*) &p);
push_dynamic(&user->role_grants, (uchar*) &role_ref);
push_dynamic(&role->role_grants, (uchar*) &user_ref);
sql_print_information("Found user %s@%s having role granted %s@%s\n",
user->user.str, user->host.hostname,
role->user.str, role->host.hostname);