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Forbid adding users who have a group's name

This commit is contained in:
Michael Spang 2009-01-30 22:11:38 -05:00
parent 0ab9df26ef
commit cd84888b1f
4 changed files with 27 additions and 0 deletions
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2
src/addclub.c
View File

@ -63,6 +63,8 @@ int addclub() {
if (ceo_user_exists(userid))
deny("user %s already exists in LDAP", userid);
if (ceo_group_exists(userid))
deny("group %s already exists in LDAP", userid);
if ((id = ceo_new_uid(club_min_id, club_max_id)) <= 0)
fatal("no available uids in range [%d, %d]", club_min_id, club_max_id);

2
src/addmember.c
View File

@ -72,6 +72,8 @@ int addmember() {
if (ceo_user_exists(userid))
deny("user %s already exists in LDAP", userid);
if (ceo_group_exists(userid))
deny("group %s already exists in LDAP", userid);
if ((id = ceo_new_uid(member_min_id, member_max_id)) <= 0)
fatal("no available uids in range [%d, %d]", member_min_id, member_max_id);

22
src/ldap.c
View File

@ -310,6 +310,28 @@ int ceo_user_exists(char *uid) {
return count > 0;
}
int ceo_group_exists(char *cn) {
char *attrs[] = { LDAP_NO_ATTRS, NULL };
LDAPMessage *msg = NULL;
char filter[128];
int count;
if (!cn)
fatal("null cd");
snprintf(filter, sizeof(filter), "cn=%s", cn);
if (ldap_search_s(ld, groups_base, LDAP_SCOPE_SUBTREE, filter, attrs, 0, &msg) != LDAP_SUCCESS) {
ldap_err("group_exists");
return -1;
}
count = ldap_count_entries(ld, msg);
ldap_msgfree(msg);
return count > 0;
}
static int ldap_sasl_interact(LDAP *ld, unsigned flags, void *defaults, void *in) {
sasl_interact_t *interact = in;

1
src/ldap.h
View File

@ -9,3 +9,4 @@ void ceo_ldap_init();
void ceo_ldap_cleanup();
int ceo_user_exists(char *);
int ceo_group_exists(char *);