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s4/vampire: update dNSHostName for the Server object

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This commit is contained in:
Anatoliy Atanasov 2010-08-02 16:47:38 +03:00
parent f827904596
commit bf5d88ec1c
1 changed files with 61 additions and 1 deletions
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62
source4/libnet/libnet_vampire.c
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@ -40,6 +40,7 @@
#include "param/param.h"
#include "param/provision.h"
#include "libcli/security/dom_sid.h"
#include "dsdb/common/util.h"
/*
List of tasks vampire.py must perform:
@ -88,6 +89,7 @@ struct libnet_vampire_cb_state {
struct tevent_context *event_ctx;
unsigned total_objects;
char *last_partition;
const char *server_dn_str;
};
/* Caller is expected to keep supplied pointers around for the lifetime of the structure */
@ -152,6 +154,7 @@ NTSTATUS libnet_vampire_cb_prepare_db(void *private_data,
s->ldb = talloc_steal(s, result.samdb);
s->lp_ctx = talloc_steal(s, result.lp_ctx);
s->provision_schema = dsdb_get_schema(s->ldb, s);
s->server_dn_str = talloc_steal(s, p->dest_dsa->server_dn_str);
/* wrap the entire vapire operation in a transaction. This
isn't just cosmetic - we use this to ensure that linked
@ -701,6 +704,55 @@ NTSTATUS libnet_vampire_cb_store_chunk(void *private_data,
return NT_STATUS_OK;
}
static NTSTATUS update_dnshostname_for_server(TALLOC_CTX *mem_ctx,
struct ldb_context *ldb,
const char *server_dn_str,
const char *netbios_name,
const char *realm)
{
int ret;
struct ldb_message *msg;
struct ldb_message_element *el;
struct ldb_dn *server_dn;
const char *dNSHostName = strlower_talloc(mem_ctx,
talloc_asprintf(mem_ctx,
"%s.%s",
netbios_name,
realm));
msg = ldb_msg_new(mem_ctx);
if (msg == NULL) {
return NT_STATUS_NO_MEMORY;
}
server_dn = ldb_dn_new(mem_ctx, ldb, server_dn_str);
if (!server_dn) {
return NT_STATUS_INTERNAL_ERROR;
}
msg->dn = server_dn;
ret = ldb_msg_add_empty(msg, "dNSHostName", LDB_FLAG_MOD_ADD, &el);
if (ret != LDB_SUCCESS) {
return NT_STATUS_INTERNAL_ERROR;
}
ret = ldb_msg_add_steal_string(msg,
"dNSHostName",
talloc_asprintf(el->values, "%s", dNSHostName));
if (ret != LDB_SUCCESS) {
return NT_STATUS_INTERNAL_ERROR;
}
ret = dsdb_modify(ldb, msg, DSDB_MODIFY_PERMISSIVE);
if (ret != LDB_SUCCESS) {
DEBUG(0,(__location__ ": Failed to add dnsHostName to the Server object: %s\n",
ldb_errstring(ldb)));
return NT_STATUS_INTERNAL_ERROR;
}
return NT_STATUS_OK;
}
NTSTATUS libnet_Vampire(struct libnet_context *ctx, TALLOC_CTX *mem_ctx,
struct libnet_Vampire *r)
{
@ -836,7 +888,15 @@ NTSTATUS libnet_Vampire(struct libnet_context *ctx, TALLOC_CTX *mem_ctx,
talloc_free(s);
return NT_STATUS_INTERNAL_DB_ERROR;
}
/* during dcpromo the 2nd computer adds dNSHostName attribute to his Server object
* the attribute appears on the original DC after replication
*/
status = update_dnshostname_for_server(s, s->ldb, s->server_dn_str, s->netbios_name, s->realm);
if (!NT_STATUS_IS_OK(status)) {
printf("Failed to update dNSHostName on Server object - %s\n", nt_errstr(status));
talloc_free(s);
return status;
}
/* prepare the transaction - this prepares to commit all the changes in
the ldb from the whole vampire. Note that this
triggers the writing of the linked attribute backlinks.