static NTSTATUS dsgetdcname_cache_store(TALLOC_CTX *mem_ctx,
const char *domain_name,
const DATA_BLOB *blob)
{
time_t expire_time;
char *key;
bool ret = false;
if (!gencache_init()) {
return NT_STATUS_INTERNAL_DB_ERROR;
}
key = dsgetdcname_cache_key(mem_ctx, domain_name);
if (!key) {
return NT_STATUS_NO_MEMORY;
}
expire_time = time(NULL) + DSGETDCNAME_CACHE_TTL;
if (gencache_lock_entry(key) != 0) {
return NT_STATUS_LOCK_NOT_GRANTED;
}
ret = gencache_set_data_blob(key, blob, expire_time);
gencache_unlock_entry(key);
return ret ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
static NTSTATUS dsgetdcname_cache_delete(TALLOC_CTX *mem_ctx,
const char *domain_name)
{
char *key;
key = dsgetdcname_cache_key(mem_ctx, domain_name);
if (!key) {
return NT_STATUS_NO_MEMORY;
}
if (!gencache_del(key)) {
return NT_STATUS_UNSUCCESSFUL;
}
return NT_STATUS_OK;
}
static NTSTATUS dsgetdcname_cache_store(TALLOC_CTX *mem_ctx,
const char *domain_name,
const DATA_BLOB *blob)
{
time_t expire_time;
char *key;
bool ret = false;
key = dsgetdcname_cache_key(mem_ctx, domain_name);
if (!key) {
return NT_STATUS_NO_MEMORY;
}
expire_time = time(NULL) + DSGETDCNAME_CACHE_TTL;
ret = gencache_set_data_blob(key, blob, expire_time);
return ret ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
}
static NTSTATUS dsgetdcname_cache_fetch(TALLOC_CTX *mem_ctx,
const char *domain_name,
struct GUID *domain_guid,
uint32_t flags,
const char *site_name,
struct netr_DsRGetDCNameInfo **info_p,
bool *expired)
{
char *key;
DATA_BLOB blob;
enum ndr_err_code ndr_err;
struct netr_DsRGetDCNameInfo *info;
struct NETLOGON_SAM_LOGON_RESPONSE_EX r;
NTSTATUS status;
if (!gencache_init()) {
return NT_STATUS_INTERNAL_DB_ERROR;
}
key = dsgetdcname_cache_key(mem_ctx, domain_name);
if (!key) {
return NT_STATUS_NO_MEMORY;
}
if (!gencache_get_data_blob(key, &blob, expired)) {
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
info = TALLOC_ZERO_P(mem_ctx, struct netr_DsRGetDCNameInfo);
if (!info) {
return NT_STATUS_NO_MEMORY;
}
ndr_err = ndr_pull_struct_blob(&blob, mem_ctx, &r,
(ndr_pull_flags_fn_t)ndr_pull_NETLOGON_SAM_LOGON_RESPONSE_EX);
data_blob_free(&blob);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
dsgetdcname_cache_delete(mem_ctx, domain_name);
return ndr_map_error2ntstatus(ndr_err);
}
status = make_dc_info_from_cldap_reply(mem_ctx, flags, NULL,
&r, &info);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (DEBUGLEVEL >= 10) {
NDR_PRINT_DEBUG(netr_DsRGetDCNameInfo, info);
}
/* check flags */
if (!check_cldap_reply_required_flags(info->dc_flags, flags)) {
DEBUG(10,("invalid flags\n"));
return NT_STATUS_INVALID_PARAMETER;
}
if ((flags & DS_IP_REQUIRED) &&
(info->dc_address_type != DS_ADDRESS_TYPE_INET)) {
return NT_STATUS_INVALID_PARAMETER_MIX;
}
*info_p = info;
return NT_STATUS_OK;
}
