ldap_krbcontainer.c [plain text]
#include "ldap_main.h"
#include "kdb_ldap.h"
#include "ldap_err.h"
char *policyrefattribute[] = {"krbTicketPolicyReference",NULL};
char *krbcontainerrefattr[] = {"krbContainerReference", NULL};
void
krb5_ldap_free_krbcontainer_params(krb5_ldap_krbcontainer_params *cparams)
{
if (cparams == NULL)
return;
if (cparams->policyreference)
krb5_xfree(cparams->policyreference);
if (cparams->parent)
krb5_xfree(cparams->parent);
if (cparams->DN)
krb5_xfree(cparams->DN);
krb5_xfree(cparams);
return;
}
krb5_error_code
krb5_ldap_read_krbcontainer_params(krb5_context context,
krb5_ldap_krbcontainer_params **cparamp)
{
krb5_error_code st=0, tempst=0;
LDAP *ld=NULL;
LDAPMessage *result=NULL, *ent=NULL;
krb5_ldap_krbcontainer_params *cparams=NULL;
kdb5_dal_handle *dal_handle=NULL;
krb5_ldap_context *ldap_context=NULL;
krb5_ldap_server_handle *ldap_server_handle=NULL;
SETUP_CONTEXT();
GET_HANDLE();
cparams =(krb5_ldap_krbcontainer_params *) malloc(sizeof(krb5_ldap_krbcontainer_params));
CHECK_NULL(cparams);
memset((char *) cparams, 0, sizeof(krb5_ldap_krbcontainer_params));
if (ldap_context->conf_section) {
if ((st=profile_get_string(context->profile, KDB_MODULE_SECTION, ldap_context->conf_section,
"ldap_kerberos_container_dn", NULL,
&cparams->DN)) != 0) {
krb5_set_error_message(context, st, "Error reading kerberos container location "
"from krb5.conf");
goto cleanup;
}
}
if (cparams->DN == NULL) {
if ((st=profile_get_string(context->profile, KDB_MODULE_DEF_SECTION,
"ldap_kerberos_container_dn", NULL,
NULL, &cparams->DN)) != 0) {
krb5_set_error_message(context, st, "Error reading kerberos container location "
"from krb5.conf");
goto cleanup;
}
}
#ifndef HAVE_EDIRECTORY
if (cparams->DN == NULL) {
st = KRB5_KDB_SERVER_INTERNAL_ERR;
krb5_set_error_message(context, st, "Kerberos container location not specified");
goto cleanup;
}
#endif
if (cparams->DN != NULL) {
LDAP_SEARCH_1(cparams->DN, LDAP_SCOPE_BASE, "(objectclass=krbContainer)", policyrefattribute, IGNORE_STATUS);
if (st != LDAP_SUCCESS && st != LDAP_NO_SUCH_OBJECT) {
st = set_ldap_error(context, st, OP_SEARCH);
goto cleanup;
}
if (st == LDAP_NO_SUCH_OBJECT) {
st = KRB5_KDB_NOENTRY;
goto cleanup;
}
}
#ifdef HAVE_EDIRECTORY
if ((cparams->DN == NULL) || (st == LDAP_NO_SUCH_OBJECT)) {
LDAP_SEARCH(SECURITY_CONTAINER, LDAP_SCOPE_BASE, NULL, krbcontainerrefattr);
if ((ent = ldap_first_entry(ld, result)) != NULL) {
if ((st=krb5_ldap_get_string(ld, ent, "krbcontainerreference",
&(cparams->DN), NULL)) != 0)
goto cleanup;
if (cparams->DN == NULL) {
cparams->DN = strdup(KERBEROS_CONTAINER);
CHECK_NULL(cparams->DN);
}
}
ldap_msgfree(result);
LDAP_SEARCH(cparams->DN, LDAP_SCOPE_BASE, "(objectclass=krbContainer)", policyrefattribute);
}
#endif
if ((ent = ldap_first_entry(ld, result))) {
if ((st=krb5_ldap_get_string(ld, ent, "krbticketpolicyreference",
&(cparams->policyreference), NULL)) != 0)
goto cleanup;
}
ldap_msgfree(result);
if (cparams->policyreference != NULL) {
LDAP_SEARCH_1(cparams->policyreference, LDAP_SCOPE_BASE, NULL, policy_attributes, IGNORE_STATUS);
if (st != LDAP_SUCCESS && st!= LDAP_NO_SUCH_OBJECT) {
st = set_ldap_error(context, st, OP_SEARCH);
goto cleanup;
}
st = LDAP_SUCCESS;
ent=ldap_first_entry(ld, result);
if (ent != NULL) {
krb5_ldap_get_value(ld, ent, "krbmaxtktlife", &(cparams->max_life));
krb5_ldap_get_value(ld, ent, "krbmaxrenewableage", &(cparams->max_renewable_life));
krb5_ldap_get_value(ld, ent, "krbticketflags", &(cparams->tktflags));
}
ldap_msgfree(result);
}
*cparamp=cparams;
cleanup:
if (st != 0) {
krb5_ldap_free_krbcontainer_params(cparams);
*cparamp=NULL;
}
krb5_ldap_put_handle_to_pool(ldap_context, ldap_server_handle);
return st;
}