/*
add a new record
*/
static isc_result_t b9_add_record(struct dlz_bind9_data *state, const char *name,
struct ldb_dn *dn,
struct dnsp_DnssrvRpcRecord *rec)
{
struct ldb_message *msg;
enum ndr_err_code ndr_err;
struct ldb_val v;
int ret;
msg = ldb_msg_new(rec);
if (msg == NULL) {
return ISC_R_NOMEMORY;
}
msg->dn = dn;
ret = ldb_msg_add_string(msg, "objectClass", "dnsNode");
if (ret != LDB_SUCCESS) {
return ISC_R_FAILURE;
}
ndr_err = ndr_push_struct_blob(&v, rec, rec, (ndr_push_flags_fn_t)ndr_push_dnsp_DnssrvRpcRecord);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
return ISC_R_FAILURE;
}
ret = ldb_msg_add_value(msg, "dnsRecord", &v, NULL);
if (ret != LDB_SUCCESS) {
return ISC_R_FAILURE;
}
ret = ldb_add(state->samdb, msg);
if (ret != LDB_SUCCESS) {
return ISC_R_FAILURE;
}
return ISC_R_SUCCESS;
}
static BOOL samldb_msg_add_sid(struct ldb_module *module, struct ldb_message *msg, const char *name, const struct dom_sid *sid)
{
struct ldb_val v;
NTSTATUS status;
status = ndr_push_struct_blob(&v, msg, sid,
(ndr_push_flags_fn_t)ndr_push_dom_sid);
if (!NT_STATUS_IS_OK(status)) {
return -1;
}
return (ldb_msg_add_value(msg, name, &v, NULL) == 0);
}
/*
add a value to a message, stealing it into the 'right' place
*/
int ldb_msg_add_steal_value(struct ldb_message *msg,
const char *attr_name,
struct ldb_val *val)
{
int ret;
struct ldb_message_element *el;
ret = ldb_msg_add_value(msg, attr_name, val, &el);
if (ret == LDB_SUCCESS) {
talloc_steal(el->values, val->data);
}
return ret;
}
/*
add a string element to a message
*/
int ldb_msg_add_string(struct ldb_message *msg,
const char *attr_name, const char *str)
{
struct ldb_val val;
val.data = discard_const_p(uint8_t, str);
val.length = strlen(str);
if (val.length == 0) {
/* allow empty strings as non-existent attributes */
return LDB_SUCCESS;
}
return ldb_msg_add_value(msg, attr_name, &val, NULL);
}
/*
* Add an objectSID in string form to the supplied message
*
*
*/
static void add_sid(
struct ldb_message *msg,
const char *sid_str)
{
struct ldb_val v;
enum ndr_err_code ndr_err;
struct dom_sid *sid = NULL;
sid = talloc_zero(msg, struct dom_sid);
assert_non_null(sid);
assert_true(string_to_sid(sid, sid_str));
ndr_err = ndr_push_struct_blob(&v, msg, sid,
(ndr_push_flags_fn_t)ndr_push_dom_sid);
assert_true(NDR_ERR_CODE_IS_SUCCESS(ndr_err));
assert_int_equal(0, ldb_msg_add_value(msg, "objectSID", &v, NULL));
}
/**
* Prepares ldb_msg to be used for updating schemaInfo value in DB
*/
static int dsdb_schema_info_write_prepare(struct ldb_context *ldb,
struct ldb_val *schema_info_blob,
TALLOC_CTX *mem_ctx,
struct ldb_message **_msg)
{
int ldb_err;
struct ldb_message *msg;
struct ldb_dn *schema_dn;
struct ldb_message_element *return_el;
schema_dn = ldb_get_schema_basedn(ldb);
if (!schema_dn) {
DEBUG(0,("dsdb_schema_info_write_prepare: no schema dn present\n"));
return ldb_operr(ldb);
}
/* prepare ldb_msg to update schemaInfo */
msg = ldb_msg_new(mem_ctx);
if (msg == NULL) {
return ldb_oom(ldb);
}
msg->dn = schema_dn;
ldb_err = ldb_msg_add_value(msg, "schemaInfo", schema_info_blob, &return_el);
if (ldb_err != 0) {
ldb_asprintf_errstring(ldb, "dsdb_schema_info_write_prepare: ldb_msg_add_value failed - %s\n",
ldb_strerror(ldb_err));
talloc_free(msg);
return ldb_err;
}
/* mark schemaInfo element for replacement */
return_el->flags = LDB_FLAG_MOD_REPLACE;
*_msg = msg;
return LDB_SUCCESS;
}
static struct ldb_message *reg_ldb_pack_value(struct ldb_context *ctx,
TALLOC_CTX *mem_ctx,
const char *name,
uint32_t type, DATA_BLOB data)
{
struct ldb_message *msg;
char *name_dup, *type_str;
int ret;
msg = talloc_zero(mem_ctx, struct ldb_message);
if (msg == NULL) {
return NULL;
}
name_dup = talloc_strdup(msg, name);
if (name_dup == NULL) {
talloc_free(msg);
return NULL;
}
ret = ldb_msg_add_string(msg, "value", name_dup);
if (ret != LDB_SUCCESS) {
talloc_free(msg);
return NULL;
}
switch (type) {
case REG_SZ:
case REG_EXPAND_SZ:
if ((data.length > 0) && (data.data != NULL)) {
struct ldb_val *val;
bool ret2 = false;
val = talloc_zero(msg, struct ldb_val);
if (val == NULL) {
talloc_free(msg);
return NULL;
}
/* The data is provided as UTF16 string */
ret2 = convert_string_talloc(mem_ctx, CH_UTF16, CH_UTF8,
(void *)data.data, data.length,
(void **)&val->data, &val->length);
if (ret2) {
ret = ldb_msg_add_value(msg, "data", val, NULL);
} else {
/* workaround for non-standard data */
ret = ldb_msg_add_empty(msg, "data", LDB_FLAG_MOD_DELETE, NULL);
}
} else {
ret = ldb_msg_add_empty(msg, "data", LDB_FLAG_MOD_DELETE, NULL);
}
break;
case REG_DWORD:
case REG_DWORD_BIG_ENDIAN:
if ((data.length > 0) && (data.data != NULL)) {
if (data.length == sizeof(uint32_t)) {
char *conv_str;
conv_str = talloc_asprintf(msg, "0x%8.8x",
IVAL(data.data, 0));
if (conv_str == NULL) {
talloc_free(msg);
return NULL;
}
ret = ldb_msg_add_string(msg, "data", conv_str);
} else {
/* workaround for non-standard data */
talloc_free(msg);
return NULL;
}
} else {
ret = ldb_msg_add_empty(msg, "data", LDB_FLAG_MOD_DELETE, NULL);
}
break;
case REG_QWORD:
if ((data.length > 0) && (data.data != NULL)) {
if (data.length == sizeof(uint64_t)) {
char *conv_str;
conv_str = talloc_asprintf(msg, "0x%16.16llx",
(unsigned long long)BVAL(data.data, 0));
if (conv_str == NULL) {
talloc_free(msg);
return NULL;
}
ret = ldb_msg_add_string(msg, "data", conv_str);
} else {
/* workaround for non-standard data */
talloc_free(msg);
return NULL;
}
} else {
ret = ldb_msg_add_empty(msg, "data", LDB_FLAG_MOD_DELETE, NULL);
}
break;
case REG_BINARY:
default:
if ((data.length > 0) && (data.data != NULL)) {
ret = ldb_msg_add_value(msg, "data", &data, NULL);
} else {
ret = ldb_msg_add_empty(msg, "data", LDB_FLAG_MOD_DELETE, NULL);
}
break;
}
WERROR dsdb_write_prefixes_from_schema_to_ldb(TALLOC_CTX *mem_ctx, struct ldb_context *ldb,
const struct dsdb_schema *schema)
{
WERROR status;
int ldb_ret;
struct ldb_message *msg;
struct ldb_dn *schema_dn;
struct prefixMapBlob pfm_blob;
struct ldb_val ndr_blob;
enum ndr_err_code ndr_err;
TALLOC_CTX *temp_ctx;
struct drsuapi_DsReplicaOIDMapping_Ctr *ctr;
schema_dn = ldb_get_schema_basedn(ldb);
if (!schema_dn) {
DEBUG(0,("dsdb_write_prefixes_from_schema_to_ldb: no schema dn present\n"));
return WERR_FOOBAR;
}
temp_ctx = talloc_new(mem_ctx);
W_ERROR_HAVE_NO_MEMORY(temp_ctx);
/* convert schema_prefixMap to prefixMap blob */
status = dsdb_get_oid_mappings_drsuapi(schema, false, temp_ctx, &ctr);
if (!W_ERROR_IS_OK(status)) {
talloc_free(temp_ctx);
return status;
}
pfm_blob.version = PREFIX_MAP_VERSION_DSDB;
pfm_blob.ctr.dsdb = *ctr;
ndr_err = ndr_push_struct_blob(&ndr_blob, temp_ctx,
&pfm_blob,
(ndr_push_flags_fn_t)ndr_push_prefixMapBlob);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
talloc_free(temp_ctx);
return WERR_FOOBAR;
}
/* write serialized prefixMap into LDB */
msg = ldb_msg_new(temp_ctx);
if (!msg) {
talloc_free(temp_ctx);
return WERR_NOMEM;
}
msg->dn = schema_dn;
ldb_ret = ldb_msg_add_value(msg, "prefixMap", &ndr_blob, NULL);
if (ldb_ret != 0) {
talloc_free(temp_ctx);
DEBUG(0,("dsdb_write_prefixes_from_schema_to_ldb: ldb_msg_add_value failed\n"));
return WERR_NOMEM;
}
ldb_ret = dsdb_replace(ldb, msg, DSDB_FLAG_AS_SYSTEM);
talloc_free(temp_ctx);
if (ldb_ret != 0) {
DEBUG(0,("dsdb_write_prefixes_from_schema_to_ldb: dsdb_replace failed\n"));
return WERR_FOOBAR;
}
return WERR_OK;
}
static WERROR dsdb_convert_object_ex(struct ldb_context *ldb,
const struct dsdb_schema *schema,
const struct drsuapi_DsReplicaObjectListItemEx *in,
const DATA_BLOB *gensec_skey,
TALLOC_CTX *mem_ctx,
struct dsdb_extended_replicated_object *out)
{
NTSTATUS nt_status;
WERROR status;
uint32_t i;
struct ldb_message *msg;
struct replPropertyMetaDataBlob *md;
struct ldb_val guid_value;
NTTIME whenChanged = 0;
time_t whenChanged_t;
const char *whenChanged_s;
const char *rdn_name = NULL;
const struct ldb_val *rdn_value = NULL;
const struct dsdb_attribute *rdn_attr = NULL;
uint32_t rdn_attid;
struct drsuapi_DsReplicaAttribute *name_a = NULL;
struct drsuapi_DsReplicaMetaData *name_d = NULL;
struct replPropertyMetaData1 *rdn_m = NULL;
struct dom_sid *sid = NULL;
uint32_t rid = 0;
int ret;
if (!in->object.identifier) {
return WERR_FOOBAR;
}
if (!in->object.identifier->dn || !in->object.identifier->dn[0]) {
return WERR_FOOBAR;
}
if (in->object.attribute_ctr.num_attributes != 0 && !in->meta_data_ctr) {
return WERR_FOOBAR;
}
if (in->object.attribute_ctr.num_attributes != in->meta_data_ctr->count) {
return WERR_FOOBAR;
}
sid = &in->object.identifier->sid;
if (sid->num_auths > 0) {
rid = sid->sub_auths[sid->num_auths - 1];
}
msg = ldb_msg_new(mem_ctx);
W_ERROR_HAVE_NO_MEMORY(msg);
msg->dn = ldb_dn_new(msg, ldb, in->object.identifier->dn);
W_ERROR_HAVE_NO_MEMORY(msg->dn);
rdn_name = ldb_dn_get_rdn_name(msg->dn);
rdn_attr = dsdb_attribute_by_lDAPDisplayName(schema, rdn_name);
if (!rdn_attr) {
return WERR_FOOBAR;
}
rdn_attid = rdn_attr->attributeID_id;
rdn_value = ldb_dn_get_rdn_val(msg->dn);
msg->num_elements = in->object.attribute_ctr.num_attributes;
msg->elements = talloc_array(msg, struct ldb_message_element,
msg->num_elements);
W_ERROR_HAVE_NO_MEMORY(msg->elements);
md = talloc(mem_ctx, struct replPropertyMetaDataBlob);
W_ERROR_HAVE_NO_MEMORY(md);
md->version = 1;
md->reserved = 0;
md->ctr.ctr1.count = in->meta_data_ctr->count;
md->ctr.ctr1.reserved = 0;
md->ctr.ctr1.array = talloc_array(mem_ctx,
struct replPropertyMetaData1,
md->ctr.ctr1.count + 1); /* +1 because of the RDN attribute */
W_ERROR_HAVE_NO_MEMORY(md->ctr.ctr1.array);
for (i=0; i < in->meta_data_ctr->count; i++) {
struct drsuapi_DsReplicaAttribute *a;
struct drsuapi_DsReplicaMetaData *d;
struct replPropertyMetaData1 *m;
struct ldb_message_element *e;
int j;
a = &in->object.attribute_ctr.attributes[i];
d = &in->meta_data_ctr->meta_data[i];
m = &md->ctr.ctr1.array[i];
e = &msg->elements[i];
for (j=0; j<a->value_ctr.num_values; j++) {
status = drsuapi_decrypt_attribute(a->value_ctr.values[j].blob, gensec_skey, rid, a);
W_ERROR_NOT_OK_RETURN(status);
}
status = dsdb_attribute_drsuapi_to_ldb(ldb, schema, a, msg->elements, e);
if (!NT_STATUS_IS_OK(status) && a->value_ctr.num_values == 0) {
/* w2k8-r2 occasionally sends bogus empty
attributes with rubbish attribute IDs. The
only think we can do is discard these */
DEBUG(0,(__location__ ": Discarding bogus empty DsReplicaAttribute with attid 0x%x\n",
a->attid));
ZERO_STRUCTP(e);
continue;
}
W_ERROR_NOT_OK_RETURN(status);
m->attid = a->attid;
m->version = d->version;
m->originating_change_time = d->originating_change_time;
m->originating_invocation_id = d->originating_invocation_id;
m->originating_usn = d->originating_usn;
m->local_usn = 0;
if (d->originating_change_time > whenChanged) {
whenChanged = d->originating_change_time;
}
if (a->attid == DRSUAPI_ATTRIBUTE_name) {
name_a = a;
name_d = d;
rdn_m = &md->ctr.ctr1.array[md->ctr.ctr1.count];
}
}
/* delete any empty elements */
for (i=0; i < msg->num_elements; i++) {
if (msg->elements[i].name == NULL) {
ldb_msg_remove_element(msg, &msg->elements[i]);
i--;
}
}
if (rdn_m) {
struct ldb_message_element *el;
el = ldb_msg_find_element(msg, rdn_attr->lDAPDisplayName);
if (!el) {
ret = ldb_msg_add_value(msg, rdn_attr->lDAPDisplayName, rdn_value, NULL);
if (ret != LDB_SUCCESS) {
return WERR_FOOBAR;
}
} else {
if (el->num_values != 1) {
DEBUG(0,(__location__ ": Unexpected num_values=%u\n",
el->num_values));
return WERR_FOOBAR;
}
if (!ldb_val_equal_exact(&el->values[0], rdn_value)) {
DEBUG(0,(__location__ ": RDN value changed? '%*.*s' '%*.*s'\n",
(int)el->values[0].length, (int)el->values[0].length, el->values[0].data,
(int)rdn_value->length, (int)rdn_value->length, rdn_value->data));
return WERR_FOOBAR;
}
}
rdn_m->attid = rdn_attid;
rdn_m->version = name_d->version;
rdn_m->originating_change_time = name_d->originating_change_time;
rdn_m->originating_invocation_id = name_d->originating_invocation_id;
rdn_m->originating_usn = name_d->originating_usn;
rdn_m->local_usn = 0;
md->ctr.ctr1.count++;
}
whenChanged_t = nt_time_to_unix(whenChanged);
whenChanged_s = ldb_timestring(msg, whenChanged_t);
W_ERROR_HAVE_NO_MEMORY(whenChanged_s);
nt_status = GUID_to_ndr_blob(&in->object.identifier->guid, msg, &guid_value);
if (!NT_STATUS_IS_OK(nt_status)) {
return ntstatus_to_werror(nt_status);
}
out->msg = msg;
out->guid_value = guid_value;
out->when_changed = whenChanged_s;
out->meta_data = md;
return WERR_OK;
}
/*
remember an established session key for a netr server authentication
use a simple ldb structure
*/
NTSTATUS schannel_store_session_key_ldb(struct ldb_context *ldb,
TALLOC_CTX *mem_ctx,
struct netlogon_creds_CredentialState *creds)
{
struct ldb_message *msg;
struct ldb_val val, seed, client_state, server_state;
struct ldb_val *sid_val;
char *f;
char *sct;
int ret;
f = talloc_asprintf(mem_ctx, "%u", (unsigned int)creds->negotiate_flags);
if (f == NULL) {
return NT_STATUS_NO_MEMORY;
}
sct = talloc_asprintf(mem_ctx, "%u", (unsigned int)creds->secure_channel_type);
if (sct == NULL) {
return NT_STATUS_NO_MEMORY;
}
msg = ldb_msg_new(ldb);
if (msg == NULL) {
return NT_STATUS_NO_MEMORY;
}
msg->dn = ldb_dn_new_fmt(msg, ldb, "computerName=%s", creds->computer_name);
if ( ! msg->dn) {
return NT_STATUS_NO_MEMORY;
}
sid_val = schannel_dom_sid_ldb_val(msg, creds->sid);
if (sid_val == NULL) {
return NT_STATUS_NO_MEMORY;
}
val.data = creds->session_key;
val.length = sizeof(creds->session_key);
seed.data = creds->seed.data;
seed.length = sizeof(creds->seed.data);
client_state.data = creds->client.data;
client_state.length = sizeof(creds->client.data);
server_state.data = creds->server.data;
server_state.length = sizeof(creds->server.data);
ldb_msg_add_string(msg, "objectClass", "schannelState");
ldb_msg_add_value(msg, "sessionKey", &val, NULL);
ldb_msg_add_value(msg, "seed", &seed, NULL);
ldb_msg_add_value(msg, "clientState", &client_state, NULL);
ldb_msg_add_value(msg, "serverState", &server_state, NULL);
ldb_msg_add_string(msg, "negotiateFlags", f);
ldb_msg_add_string(msg, "secureChannelType", sct);
ldb_msg_add_string(msg, "accountName", creds->account_name);
ldb_msg_add_string(msg, "computerName", creds->computer_name);
ldb_msg_add_value(msg, "objectSid", sid_val, NULL);
ret = ldb_add(ldb, msg);
if (ret == LDB_ERR_ENTRY_ALREADY_EXISTS) {
int i;
/* from samdb_replace() */
/* mark all the message elements as LDB_FLAG_MOD_REPLACE */
for (i=0;i<msg->num_elements;i++) {
msg->elements[i].flags = LDB_FLAG_MOD_REPLACE;
}
ret = ldb_modify(ldb, msg);
}
/* We don't need a transaction here, as we either add or
* modify records, never delete them, so it must exist */
if (ret != LDB_SUCCESS) {
DEBUG(0,("Unable to add %s to session key db - %s\n",
ldb_dn_get_linearized(msg->dn), ldb_errstring(ldb)));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
return NT_STATUS_OK;
}
WERROR dsdb_convert_object_ex(struct ldb_context *ldb,
const struct dsdb_schema *schema,
const struct dsdb_schema_prefixmap *pfm_remote,
const struct drsuapi_DsReplicaObjectListItemEx *in,
const DATA_BLOB *gensec_skey,
const uint32_t *ignore_attids,
uint32_t dsdb_repl_flags,
TALLOC_CTX *mem_ctx,
struct dsdb_extended_replicated_object *out)
{
NTSTATUS nt_status;
WERROR status = WERR_OK;
uint32_t i;
struct ldb_message *msg;
struct replPropertyMetaDataBlob *md;
int instanceType;
struct ldb_message_element *instanceType_e = NULL;
struct ldb_val guid_value;
struct ldb_val parent_guid_value;
NTTIME whenChanged = 0;
time_t whenChanged_t;
const char *whenChanged_s;
struct drsuapi_DsReplicaAttribute *name_a = NULL;
struct drsuapi_DsReplicaMetaData *name_d = NULL;
struct replPropertyMetaData1 *rdn_m = NULL;
struct dom_sid *sid = NULL;
uint32_t rid = 0;
uint32_t attr_count;
int ret;
if (!in->object.identifier) {
return WERR_FOOBAR;
}
if (!in->object.identifier->dn || !in->object.identifier->dn[0]) {
return WERR_FOOBAR;
}
if (in->object.attribute_ctr.num_attributes != 0 && !in->meta_data_ctr) {
return WERR_FOOBAR;
}
if (in->object.attribute_ctr.num_attributes != in->meta_data_ctr->count) {
return WERR_FOOBAR;
}
sid = &in->object.identifier->sid;
if (sid->num_auths > 0) {
rid = sid->sub_auths[sid->num_auths - 1];
}
msg = ldb_msg_new(mem_ctx);
W_ERROR_HAVE_NO_MEMORY(msg);
msg->dn = ldb_dn_new(msg, ldb, in->object.identifier->dn);
W_ERROR_HAVE_NO_MEMORY(msg->dn);
msg->num_elements = in->object.attribute_ctr.num_attributes;
msg->elements = talloc_array(msg, struct ldb_message_element,
msg->num_elements + 1); /* +1 because of the RDN attribute */
W_ERROR_HAVE_NO_MEMORY(msg->elements);
md = talloc(mem_ctx, struct replPropertyMetaDataBlob);
W_ERROR_HAVE_NO_MEMORY(md);
md->version = 1;
md->reserved = 0;
md->ctr.ctr1.count = in->meta_data_ctr->count;
md->ctr.ctr1.reserved = 0;
md->ctr.ctr1.array = talloc_array(mem_ctx,
struct replPropertyMetaData1,
md->ctr.ctr1.count + 1); /* +1 because of the RDN attribute */
W_ERROR_HAVE_NO_MEMORY(md->ctr.ctr1.array);
for (i=0, attr_count=0; i < in->meta_data_ctr->count; i++, attr_count++) {
struct drsuapi_DsReplicaAttribute *a;
struct drsuapi_DsReplicaMetaData *d;
struct replPropertyMetaData1 *m;
struct ldb_message_element *e;
uint32_t j;
a = &in->object.attribute_ctr.attributes[i];
d = &in->meta_data_ctr->meta_data[i];
m = &md->ctr.ctr1.array[attr_count];
e = &msg->elements[attr_count];
if (dsdb_attid_in_list(ignore_attids, a->attid)) {
attr_count--;
continue;
}
if (GUID_all_zero(&d->originating_invocation_id)) {
status = WERR_DS_SRC_GUID_MISMATCH;
DEBUG(0, ("Refusing replication of object containing invalid zero invocationID on attribute %d of %s: %s\n",
a->attid,
ldb_dn_get_linearized(msg->dn),
win_errstr(status)));
return status;
}
if (a->attid == DRSUAPI_ATTID_instanceType) {
if (instanceType_e != NULL) {
return WERR_FOOBAR;
}
instanceType_e = e;
}
for (j=0; j<a->value_ctr.num_values; j++) {
status = drsuapi_decrypt_attribute(a->value_ctr.values[j].blob,
gensec_skey, rid,
dsdb_repl_flags, a);
if (!W_ERROR_IS_OK(status)) {
break;
}
}
if (W_ERROR_EQUAL(status, WERR_TOO_MANY_SECRETS)) {
WERROR get_name_status = dsdb_attribute_drsuapi_to_ldb(ldb, schema, pfm_remote,
a, msg->elements, e);
if (W_ERROR_IS_OK(get_name_status)) {
DEBUG(0, ("Unxpectedly got secret value %s on %s from DRS server\n",
e->name, ldb_dn_get_linearized(msg->dn)));
} else {
DEBUG(0, ("Unxpectedly got secret value on %s from DRS server",
ldb_dn_get_linearized(msg->dn)));
}
} else if (!W_ERROR_IS_OK(status)) {
return status;
}
status = dsdb_attribute_drsuapi_to_ldb(ldb, schema, pfm_remote,
a, msg->elements, e);
W_ERROR_NOT_OK_RETURN(status);
m->attid = a->attid;
m->version = d->version;
m->originating_change_time = d->originating_change_time;
m->originating_invocation_id = d->originating_invocation_id;
m->originating_usn = d->originating_usn;
m->local_usn = 0;
if (d->originating_change_time > whenChanged) {
whenChanged = d->originating_change_time;
}
if (a->attid == DRSUAPI_ATTID_name) {
name_a = a;
name_d = d;
}
}
msg->num_elements = attr_count;
md->ctr.ctr1.count = attr_count;
if (name_a) {
rdn_m = &md->ctr.ctr1.array[md->ctr.ctr1.count];
}
if (rdn_m) {
struct ldb_message_element *el;
const char *rdn_name = NULL;
const struct ldb_val *rdn_value = NULL;
const struct dsdb_attribute *rdn_attr = NULL;
uint32_t rdn_attid;
/*
* We only need the schema calls for the RDN in this
* codepath, and by doing this we avoid needing to
* have the dsdb_attribute_by_lDAPDisplayName accessor
* working during the schema load.
*/
rdn_name = ldb_dn_get_rdn_name(msg->dn);
rdn_attr = dsdb_attribute_by_lDAPDisplayName(schema, rdn_name);
if (!rdn_attr) {
return WERR_FOOBAR;
}
rdn_attid = rdn_attr->attributeID_id;
rdn_value = ldb_dn_get_rdn_val(msg->dn);
el = ldb_msg_find_element(msg, rdn_attr->lDAPDisplayName);
if (!el) {
ret = ldb_msg_add_value(msg, rdn_attr->lDAPDisplayName, rdn_value, NULL);
if (ret != LDB_SUCCESS) {
return WERR_FOOBAR;
}
} else {
if (el->num_values != 1) {
DEBUG(0,(__location__ ": Unexpected num_values=%u\n",
el->num_values));
return WERR_FOOBAR;
}
if (!ldb_val_equal_exact(&el->values[0], rdn_value)) {
DEBUG(0,(__location__ ": RDN value changed? '%*.*s' '%*.*s'\n",
(int)el->values[0].length, (int)el->values[0].length, el->values[0].data,
(int)rdn_value->length, (int)rdn_value->length, rdn_value->data));
return WERR_FOOBAR;
}
}
rdn_m->attid = rdn_attid;
rdn_m->version = name_d->version;
rdn_m->originating_change_time = name_d->originating_change_time;
rdn_m->originating_invocation_id = name_d->originating_invocation_id;
rdn_m->originating_usn = name_d->originating_usn;
rdn_m->local_usn = 0;
md->ctr.ctr1.count++;
}
if (instanceType_e == NULL) {
return WERR_FOOBAR;
}
instanceType = ldb_msg_find_attr_as_int(msg, "instanceType", 0);
if (dsdb_repl_flags & DSDB_REPL_FLAG_PARTIAL_REPLICA) {
/* the instanceType type for partial_replica
replication is sent via DRS with TYPE_WRITE set, but
must be used on the client with TYPE_WRITE removed
*/
if (instanceType & INSTANCE_TYPE_WRITE) {
/*
* Make sure we do not change the order
* of msg->elements!
*
* That's why we use
* instanceType_e->num_values = 0
* instead of
* ldb_msg_remove_attr(msg, "instanceType");
*/
struct ldb_message_element *e;
e = ldb_msg_find_element(msg, "instanceType");
if (e != instanceType_e) {
DEBUG(0,("instanceType_e[%p] changed to e[%p]\n",
instanceType_e, e));
return WERR_FOOBAR;
}
instanceType_e->num_values = 0;
instanceType &= ~INSTANCE_TYPE_WRITE;
if (ldb_msg_add_fmt(msg, "instanceType", "%d", instanceType) != LDB_SUCCESS) {
return WERR_INTERNAL_ERROR;
}
}
} else {
if (!(instanceType & INSTANCE_TYPE_WRITE)) {
DEBUG(0, ("Refusing to replicate %s from a read-only repilca into a read-write replica!\n",
ldb_dn_get_linearized(msg->dn)));
return WERR_DS_DRA_SOURCE_IS_PARTIAL_REPLICA;
}
}
whenChanged_t = nt_time_to_unix(whenChanged);
whenChanged_s = ldb_timestring(msg, whenChanged_t);
W_ERROR_HAVE_NO_MEMORY(whenChanged_s);
nt_status = GUID_to_ndr_blob(&in->object.identifier->guid, msg, &guid_value);
if (!NT_STATUS_IS_OK(nt_status)) {
return ntstatus_to_werror(nt_status);
}
if (in->parent_object_guid) {
nt_status = GUID_to_ndr_blob(in->parent_object_guid, msg, &parent_guid_value);
if (!NT_STATUS_IS_OK(nt_status)) {
return ntstatus_to_werror(nt_status);
}
} else {
parent_guid_value = data_blob_null;
}
out->msg = msg;
out->guid_value = guid_value;
out->parent_guid_value = parent_guid_value;
out->when_changed = whenChanged_s;
out->meta_data = md;
return WERR_OK;
}
/*
remember an established session key for a netr server authentication
use a simple ldb structure
*/
NTSTATUS schannel_store_session_key_ldb(TALLOC_CTX *mem_ctx,
struct ldb_context *ldb,
struct creds_CredentialState *creds)
{
struct ldb_message *msg;
struct ldb_val val, seed, client_state, server_state;
char *f;
char *sct;
int ret;
f = talloc_asprintf(mem_ctx, "%u", (unsigned int)creds->negotiate_flags);
if (f == NULL) {
return NT_STATUS_NO_MEMORY;
}
sct = talloc_asprintf(mem_ctx, "%u", (unsigned int)creds->secure_channel_type);
if (sct == NULL) {
return NT_STATUS_NO_MEMORY;
}
msg = ldb_msg_new(ldb);
if (msg == NULL) {
return NT_STATUS_NO_MEMORY;
}
msg->dn = ldb_dn_new_fmt(msg, ldb, "computerName=%s", creds->computer_name);
if ( ! msg->dn) {
return NT_STATUS_NO_MEMORY;
}
val.data = creds->session_key;
val.length = sizeof(creds->session_key);
seed.data = creds->seed.data;
seed.length = sizeof(creds->seed.data);
client_state.data = creds->client.data;
client_state.length = sizeof(creds->client.data);
server_state.data = creds->server.data;
server_state.length = sizeof(creds->server.data);
ldb_msg_add_string(msg, "objectClass", "schannelState");
ldb_msg_add_value(msg, "sessionKey", &val, NULL);
ldb_msg_add_value(msg, "seed", &seed, NULL);
ldb_msg_add_value(msg, "clientState", &client_state, NULL);
ldb_msg_add_value(msg, "serverState", &server_state, NULL);
ldb_msg_add_string(msg, "negotiateFlags", f);
ldb_msg_add_string(msg, "secureChannelType", sct);
ldb_msg_add_string(msg, "accountName", creds->account_name);
ldb_msg_add_string(msg, "computerName", creds->computer_name);
ldb_msg_add_string(msg, "flatname", creds->domain);
samdb_msg_add_dom_sid(ldb, mem_ctx, msg, "objectSid", creds->sid);
ldb_delete(ldb, msg->dn);
ret = ldb_add(ldb, msg);
if (ret != 0) {
DEBUG(0,("Unable to add %s to session key db - %s\n",
ldb_dn_get_linearized(msg->dn), ldb_errstring(ldb)));
return NT_STATUS_INTERNAL_DB_CORRUPTION;
}
return NT_STATUS_OK;
}
static int rdn_name_add(struct ldb_module *module, struct ldb_request *req)
{
struct ldb_context *ldb;
struct ldb_request *down_req;
struct rename_context *ac;
struct ldb_message *msg;
struct ldb_message_element *attribute;
const struct ldb_schema_attribute *a;
const char *rdn_name;
struct ldb_val rdn_val;
int i, ret;
ldb = ldb_module_get_ctx(module);
/* do not manipulate our control entries */
if (ldb_dn_is_special(req->op.add.message->dn)) {
return ldb_next_request(module, req);
}
ac = talloc_zero(req, struct rename_context);
if (ac == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
ac->module = module;
ac->req = req;
msg = ldb_msg_copy_shallow(req, req->op.add.message);
if (msg == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
rdn_name = ldb_dn_get_rdn_name(msg->dn);
if (rdn_name == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
rdn_val = ldb_val_dup(msg, ldb_dn_get_rdn_val(msg->dn));
/* Perhaps someone above us tried to set this? */
if ((attribute = rdn_name_find_attribute(msg, "name")) != NULL ) {
attribute->num_values = 0;
}
if (ldb_msg_add_value(msg, "name", &rdn_val, NULL) != 0) {
return LDB_ERR_OPERATIONS_ERROR;
}
attribute = rdn_name_find_attribute(msg, rdn_name);
if (!attribute) {
if (ldb_msg_add_value(msg, rdn_name, &rdn_val, NULL) != 0) {
return LDB_ERR_OPERATIONS_ERROR;
}
} else {
a = ldb_schema_attribute_by_name(ldb, rdn_name);
for (i = 0; i < attribute->num_values; i++) {
ret = a->syntax->comparison_fn(ldb, msg,
&rdn_val, &attribute->values[i]);
if (ret == 0) {
/* overwrite so it matches in case */
attribute->values[i] = rdn_val;
break;
}
}
if (i == attribute->num_values) {
char *rdn_errstring = talloc_asprintf(ac,
"RDN mismatch on %s: %s (%.*s) should match one of:",
ldb_dn_get_linearized(msg->dn), rdn_name,
(int)rdn_val.length, (const char *)rdn_val.data);
for (i = 0; i < attribute->num_values; i++) {
rdn_errstring = talloc_asprintf_append(
rdn_errstring, " (%.*s)",
(int)attribute->values[i].length,
(const char *)attribute->values[i].data);
}
ldb_set_errstring(ldb, rdn_errstring);
/* Match AD's error here */
return LDB_ERR_INVALID_DN_SYNTAX;
}
}
ret = ldb_build_add_req(&down_req, ldb, req,
msg,
req->controls,
ac, rdn_name_add_callback,
req);
if (ret != LDB_SUCCESS) {
return ret;
}
talloc_steal(down_req, msg);
/* go on with the call chain */
return ldb_next_request(module, down_req);
}
static int rdn_rename_callback(struct ldb_request *req, struct ldb_reply *ares)
{
struct ldb_context *ldb;
struct rename_context *ac;
struct ldb_request *mod_req;
const char *rdn_name;
struct ldb_val rdn_val;
struct ldb_message *msg;
int ret;
ac = talloc_get_type(req->context, struct rename_context);
ldb = ldb_module_get_ctx(ac->module);
if (!ares) {
goto error;
}
if (ares->error != LDB_SUCCESS) {
return ldb_module_done(ac->req, ares->controls,
ares->response, ares->error);
}
/* the only supported reply right now is a LDB_REPLY_DONE */
if (ares->type != LDB_REPLY_DONE) {
goto error;
}
/* save reply for caller */
ac->ares = talloc_steal(ac, ares);
msg = ldb_msg_new(ac);
if (msg == NULL) {
goto error;
}
msg->dn = ldb_dn_copy(msg, ac->req->op.rename.newdn);
if (msg->dn == NULL) {
goto error;
}
rdn_name = ldb_dn_get_rdn_name(ac->req->op.rename.newdn);
if (rdn_name == NULL) {
goto error;
}
rdn_val = ldb_val_dup(msg, ldb_dn_get_rdn_val(ac->req->op.rename.newdn));
if (ldb_msg_add_empty(msg, rdn_name, LDB_FLAG_MOD_REPLACE, NULL) != 0) {
goto error;
}
if (ldb_msg_add_value(msg, rdn_name, &rdn_val, NULL) != 0) {
goto error;
}
if (ldb_msg_add_empty(msg, "name", LDB_FLAG_MOD_REPLACE, NULL) != 0) {
goto error;
}
if (ldb_msg_add_value(msg, "name", &rdn_val, NULL) != 0) {
goto error;
}
ret = ldb_build_mod_req(&mod_req, ldb,
ac, msg, NULL,
ac, rdn_modify_callback,
req);
if (ret != LDB_SUCCESS) {
return ldb_module_done(ac->req, NULL, NULL, ret);
}
talloc_steal(mod_req, msg);
/* go on with the call chain */
return ldb_next_request(ac->module, mod_req);
error:
return ldb_module_done(ac->req, NULL, NULL,
LDB_ERR_OPERATIONS_ERROR);
}