/* Add a trusted domain to our list of domains */
static struct winbindd_domain *add_trusted_domain(const char *domain_name, const char *alt_name,
struct winbindd_methods *methods,
const struct dom_sid *sid)
{
struct winbindd_domain *domain;
const char *alternative_name = NULL;
char *idmap_config_option;
const char *param;
const char **ignored_domains, **dom;
ignored_domains = lp_parm_string_list(-1, "winbind", "ignore domains", NULL);
for (dom=ignored_domains; dom && *dom; dom++) {
if (gen_fnmatch(*dom, domain_name) == 0) {
DEBUG(2,("Ignoring domain '%s'\n", domain_name));
return NULL;
}
}
/* use alt_name if available to allow DNS lookups */
if (alt_name && *alt_name) {
alternative_name = alt_name;
}
/* We can't call domain_list() as this function is called from
init_domain_list() and we'll get stuck in a loop. */
for (domain = _domain_list; domain; domain = domain->next) {
if (strequal(domain_name, domain->name) ||
strequal(domain_name, domain->alt_name))
{
break;
}
if (alternative_name && *alternative_name)
{
if (strequal(alternative_name, domain->name) ||
strequal(alternative_name, domain->alt_name))
{
break;
}
}
if (sid)
{
if (is_null_sid(sid)) {
continue;
}
if (dom_sid_equal(sid, &domain->sid)) {
break;
}
}
}
if (domain != NULL) {
/*
* We found a match. Possibly update the SID
*/
if ((sid != NULL)
&& dom_sid_equal(&domain->sid, &global_sid_NULL)) {
sid_copy( &domain->sid, sid );
}
return domain;
}
/* Create new domain entry */
domain = talloc_zero(NULL, struct winbindd_domain);
if (domain == NULL) {
return NULL;
}
domain->children = talloc_zero_array(domain,
struct winbindd_child,
lp_winbind_max_domain_connections());
if (domain->children == NULL) {
TALLOC_FREE(domain);
return NULL;
}
domain->name = talloc_strdup(domain, domain_name);
if (domain->name == NULL) {
TALLOC_FREE(domain);
return NULL;
}
if (alternative_name) {
domain->alt_name = talloc_strdup(domain, alternative_name);
if (domain->alt_name == NULL) {
TALLOC_FREE(domain);
return NULL;
}
}
domain->methods = methods;
domain->backend = NULL;
domain->internal = is_internal_domain(sid);
domain->sequence_number = DOM_SEQUENCE_NONE;
domain->last_seq_check = 0;
domain->initialized = False;
domain->online = is_internal_domain(sid);
domain->check_online_timeout = 0;
domain->dc_probe_pid = (pid_t)-1;
if (sid) {
sid_copy(&domain->sid, sid);
}
/* Link to domain list */
DLIST_ADD_END(_domain_list, domain, struct winbindd_domain *);
wcache_tdc_add_domain( domain );
idmap_config_option = talloc_asprintf(talloc_tos(), "idmap config %s",
domain->name);
if (idmap_config_option == NULL) {
DEBUG(0, ("talloc failed, not looking for idmap config\n"));
goto done;
}
param = lp_parm_const_string(-1, idmap_config_option, "range", NULL);
DEBUG(10, ("%s : range = %s\n", idmap_config_option,
param ? param : "not defined"));
if (param != NULL) {
unsigned low_id, high_id;
if (sscanf(param, "%u - %u", &low_id, &high_id) != 2) {
DEBUG(1, ("invalid range syntax in %s: %s\n",
idmap_config_option, param));
goto done;
}
if (low_id > high_id) {
DEBUG(1, ("invalid range in %s: %s\n",
idmap_config_option, param));
goto done;
}
domain->have_idmap_config = true;
domain->id_range_low = low_id;
domain->id_range_high = high_id;
}
done:
DEBUG(2,("Added domain %s %s %s\n",
domain->name, domain->alt_name,
&domain->sid?sid_string_dbg(&domain->sid):""));
return domain;
}
/* Add a trusted domain out of a trusted domain cache
entry
*/
static struct winbindd_domain *
add_trusted_domain_from_tdc(const struct winbindd_tdc_domain *tdc)
{
struct winbindd_domain *domain;
const char *alternative_name = NULL;
const char **ignored_domains, **dom;
int role = lp_server_role();
const char *domain_name = tdc->domain_name;
const struct dom_sid *sid = &tdc->sid;
if (is_null_sid(sid)) {
sid = NULL;
}
ignored_domains = lp_parm_string_list(-1, "winbind", "ignore domains", NULL);
for (dom=ignored_domains; dom && *dom; dom++) {
if (gen_fnmatch(*dom, domain_name) == 0) {
DEBUG(2,("Ignoring domain '%s'\n", domain_name));
return NULL;
}
}
/* use alt_name if available to allow DNS lookups */
if (tdc->dns_name && *tdc->dns_name) {
alternative_name = tdc->dns_name;
}
/* We can't call domain_list() as this function is called from
init_domain_list() and we'll get stuck in a loop. */
for (domain = _domain_list; domain; domain = domain->next) {
if (strequal(domain_name, domain->name) ||
strequal(domain_name, domain->alt_name))
{
break;
}
if (alternative_name) {
if (strequal(alternative_name, domain->name) ||
strequal(alternative_name, domain->alt_name))
{
break;
}
}
if (sid != NULL) {
if (dom_sid_equal(sid, &domain->sid)) {
break;
}
}
}
if (domain != NULL) {
/*
* We found a match on domain->name or
* domain->alt_name. Possibly update the SID
* if the stored SID was the NULL SID
* and return the matching entry.
*/
if ((sid != NULL)
&& dom_sid_equal(&domain->sid, &global_sid_NULL)) {
sid_copy( &domain->sid, sid );
}
return domain;
}
/* Create new domain entry */
domain = talloc_zero(NULL, struct winbindd_domain);
if (domain == NULL) {
return NULL;
}
domain->children = talloc_zero_array(domain,
struct winbindd_child,
lp_winbind_max_domain_connections());
if (domain->children == NULL) {
TALLOC_FREE(domain);
return NULL;
}
domain->name = talloc_strdup(domain, domain_name);
if (domain->name == NULL) {
TALLOC_FREE(domain);
return NULL;
}
if (alternative_name) {
domain->alt_name = talloc_strdup(domain, alternative_name);
if (domain->alt_name == NULL) {
TALLOC_FREE(domain);
return NULL;
}
}
domain->backend = NULL;
domain->internal = is_internal_domain(sid);
domain->sequence_number = DOM_SEQUENCE_NONE;
domain->last_seq_check = 0;
domain->initialized = false;
domain->online = is_internal_domain(sid);
domain->check_online_timeout = 0;
domain->dc_probe_pid = (pid_t)-1;
if (sid != NULL) {
sid_copy(&domain->sid, sid);
}
domain->domain_flags = tdc->trust_flags;
domain->domain_type = tdc->trust_type;
domain->domain_trust_attribs = tdc->trust_attribs;
/* Is this our primary domain ? */
if (strequal(domain_name, get_global_sam_name()) &&
(role != ROLE_DOMAIN_MEMBER)) {
domain->primary = true;
} else if (strequal(domain_name, lp_workgroup()) &&
(role == ROLE_DOMAIN_MEMBER)) {
domain->primary = true;
}
if (domain->primary) {
if (role == ROLE_ACTIVE_DIRECTORY_DC) {
domain->active_directory = true;
}
if (lp_security() == SEC_ADS) {
domain->active_directory = true;
}
} else if (!domain->internal) {
if (domain->domain_type == LSA_TRUST_TYPE_UPLEVEL) {
domain->active_directory = true;
}
}
/* Link to domain list */
DLIST_ADD_END(_domain_list, domain);
wcache_tdc_add_domain( domain );
setup_domain_child(domain);
DEBUG(2,
("Added domain %s %s %s\n", domain->name, domain->alt_name,
!is_null_sid(&domain->sid) ? sid_string_dbg(&domain->sid) : ""));
return domain;
}