/*
handle incoming cldap requests
*/
void cldapd_netlogon_request(struct cldap_socket *cldap,
struct cldapd_server *cldapd,
TALLOC_CTX *tmp_ctx,
uint32_t message_id,
struct ldb_parse_tree *tree,
struct tsocket_address *src)
{
unsigned int i;
const char *domain = NULL;
const char *host = NULL;
const char *user = NULL;
const char *domain_guid = NULL;
struct dom_sid *domain_sid = NULL;
int acct_control = -1;
int version = -1;
struct netlogon_samlogon_response netlogon;
NTSTATUS status = NT_STATUS_INVALID_PARAMETER;
if (tree->operation != LDB_OP_AND) goto failed;
/* extract the query elements */
for (i=0;i<tree->u.list.num_elements;i++) {
struct ldb_parse_tree *t = tree->u.list.elements[i];
if (t->operation != LDB_OP_EQUALITY) goto failed;
if (strcasecmp(t->u.equality.attr, "DnsDomain") == 0) {
domain = talloc_strndup(tmp_ctx,
(const char *)t->u.equality.value.data,
t->u.equality.value.length);
}
if (strcasecmp(t->u.equality.attr, "Host") == 0) {
host = talloc_strndup(tmp_ctx,
(const char *)t->u.equality.value.data,
t->u.equality.value.length);
}
if (strcasecmp(t->u.equality.attr, "DomainGuid") == 0) {
NTSTATUS enc_status;
struct GUID guid;
enc_status = ldap_decode_ndr_GUID(tmp_ctx,
t->u.equality.value, &guid);
if (NT_STATUS_IS_OK(enc_status)) {
domain_guid = GUID_string(tmp_ctx, &guid);
}
}
if (strcasecmp(t->u.equality.attr, "DomainSid") == 0) {
enum ndr_err_code ndr_err;
domain_sid = talloc(tmp_ctx, struct dom_sid);
if (domain_sid == NULL) {
goto failed;
}
ndr_err = ndr_pull_struct_blob(&t->u.equality.value,
domain_sid, domain_sid,
(ndr_pull_flags_fn_t)ndr_pull_dom_sid);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
talloc_free(domain_sid);
goto failed;
}
}
if (strcasecmp(t->u.equality.attr, "User") == 0) {
user = talloc_strndup(tmp_ctx,
(const char *)t->u.equality.value.data,
t->u.equality.value.length);
}
if (strcasecmp(t->u.equality.attr, "NtVer") == 0 &&
t->u.equality.value.length == 4) {
version = IVAL(t->u.equality.value.data, 0);
}
if (strcasecmp(t->u.equality.attr, "AAC") == 0 &&
t->u.equality.value.length == 4) {
acct_control = IVAL(t->u.equality.value.data, 0);
}
}
if ((domain == NULL) && (domain_guid == NULL) && (domain_sid == NULL)) {
domain = lpcfg_dnsdomain(cldapd->task->lp_ctx);
}
if (version == -1) {
goto failed;
}
DEBUG(5,("cldap netlogon query domain=%s host=%s user=%s version=%d guid=%s\n",
domain, host, user, version, domain_guid));
status = fill_netlogon_samlogon_response(cldapd->samctx, tmp_ctx,
domain, NULL, domain_sid,
domain_guid,
user, acct_control,
tsocket_address_inet_addr_string(src, tmp_ctx),
version, cldapd->task->lp_ctx,
&netlogon, false);
if (!NT_STATUS_IS_OK(status)) {
goto failed;
}
status = cldap_netlogon_reply(cldap, message_id, src, version, &netlogon);
if (!NT_STATUS_IS_OK(status)) {
goto failed;
}
return;
failed:
DEBUG(2,("cldap netlogon query failed domain=%s host=%s version=%d - %s\n",
domain, host, version, nt_errstr(status)));
cldap_empty_reply(cldap, message_id, src);
}
/*
handle incoming cldap requests
*/
void cldapd_netlogon_request(struct cldap_socket *cldap,
uint32_t message_id,
struct ldb_parse_tree *tree,
struct socket_address *src)
{
struct cldapd_server *cldapd = talloc_get_type(cldap->incoming.private, struct cldapd_server);
int i;
const char *domain = NULL;
const char *host = NULL;
const char *user = NULL;
const char *domain_guid = NULL;
const char *domain_sid = NULL;
int acct_control = -1;
int version = -1;
union nbt_cldap_netlogon netlogon;
NTSTATUS status = NT_STATUS_INVALID_PARAMETER;
TALLOC_CTX *tmp_ctx = talloc_new(cldap);
if (tree->operation != LDB_OP_AND) goto failed;
/* extract the query elements */
for (i=0;i<tree->u.list.num_elements;i++) {
struct ldb_parse_tree *t = tree->u.list.elements[i];
if (t->operation != LDB_OP_EQUALITY) goto failed;
if (strcasecmp(t->u.equality.attr, "DnsDomain") == 0) {
domain = talloc_strndup(tmp_ctx,
(const char *)t->u.equality.value.data,
t->u.equality.value.length);
}
if (strcasecmp(t->u.equality.attr, "Host") == 0) {
host = talloc_strndup(tmp_ctx,
(const char *)t->u.equality.value.data,
t->u.equality.value.length);
}
if (strcasecmp(t->u.equality.attr, "DomainGuid") == 0) {
NTSTATUS enc_status;
struct GUID guid;
enc_status = ldap_decode_ndr_GUID(tmp_ctx,
t->u.equality.value, &guid);
if (NT_STATUS_IS_OK(enc_status)) {
domain_guid = GUID_string(tmp_ctx, &guid);
}
}
if (strcasecmp(t->u.equality.attr, "DomainSid") == 0) {
domain_sid = talloc_strndup(tmp_ctx,
(const char *)t->u.equality.value.data,
t->u.equality.value.length);
}
if (strcasecmp(t->u.equality.attr, "User") == 0) {
user = talloc_strndup(tmp_ctx,
(const char *)t->u.equality.value.data,
t->u.equality.value.length);
}
if (strcasecmp(t->u.equality.attr, "NtVer") == 0 &&
t->u.equality.value.length == 4) {
version = IVAL(t->u.equality.value.data, 0);
}
if (strcasecmp(t->u.equality.attr, "AAC") == 0 &&
t->u.equality.value.length == 4) {
acct_control = IVAL(t->u.equality.value.data, 0);
}
}
if (domain_guid == NULL && domain == NULL) {
domain = lp_realm();
}
if (version == -1) {
goto failed;
}
DEBUG(5,("cldap netlogon query domain=%s host=%s user=%s version=%d guid=%s\n",
domain, host, user, version, domain_guid));
status = cldapd_netlogon_fill(cldapd, tmp_ctx, domain, domain_guid,
user, src->addr,
version, &netlogon);
if (!NT_STATUS_IS_OK(status)) {
goto failed;
}
status = cldap_netlogon_reply(cldap, message_id, src, version,
&netlogon);
if (!NT_STATUS_IS_OK(status)) {
goto failed;
}
talloc_free(tmp_ctx);
return;
failed:
DEBUG(2,("cldap netlogon query failed domain=%s host=%s version=%d - %s\n",
domain, host, version, nt_errstr(status)));
talloc_free(tmp_ctx);
cldap_empty_reply(cldap, message_id, src);
}
