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s4-dsdb: enable initial replication of partitions via DsReplicaSync

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we need to create a temporary dsa object to allow the replication task
to replicate a NC that is not listed in a repsFrom attribute
This commit is contained in:
Andrew Tridgell 2011-09-21 08:56:32 +10:00
parent 86f5ecdc0c
commit 2b929b0b51
2 changed files with 52 additions and 0 deletions
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42
source4/dsdb/repl/drepl_partitions.c
View File

@ -405,6 +405,48 @@ WERROR dreplsrv_partition_source_dsa_by_dns(const struct dreplsrv_partition *p,
}
/*
create a temporary dsa structure for a replication. This is needed
for the initial replication of a new partition, such as when a new
domain NC is created and we are a global catalog server
*/
WERROR dreplsrv_partition_source_dsa_temporary(struct dreplsrv_partition *p,
TALLOC_CTX *mem_ctx,
const struct GUID *dsa_guid,
struct dreplsrv_partition_source_dsa **_dsa)
{
struct dreplsrv_partition_source_dsa *dsa;
WERROR werr;
dsa = talloc_zero(mem_ctx, struct dreplsrv_partition_source_dsa);
W_ERROR_HAVE_NO_MEMORY(dsa);
dsa->partition = p;
dsa->repsFrom1 = &dsa->_repsFromBlob.ctr.ctr1;
dsa->repsFrom1->replica_flags = 0;
dsa->repsFrom1->source_dsa_obj_guid = *dsa_guid;
dsa->repsFrom1->other_info = talloc_zero(dsa, struct repsFromTo1OtherInfo);
W_ERROR_HAVE_NO_MEMORY(dsa->repsFrom1->other_info);
dsa->repsFrom1->other_info->dns_name = samdb_ntds_msdcs_dns_name(p->service->samdb,
dsa->repsFrom1->other_info, dsa_guid);
W_ERROR_HAVE_NO_MEMORY(dsa->repsFrom1->other_info->dns_name);
werr = dreplsrv_out_connection_attach(p->service, dsa->repsFrom1, &dsa->conn);
if (!W_ERROR_IS_OK(werr)) {
DEBUG(0,(__location__ ": Failed to attach connection to %s\n",
ldb_dn_get_linearized(p->dn)));
talloc_free(dsa);
return werr;
}
*_dsa = dsa;
return WERR_OK;
}
static WERROR dreplsrv_refresh_partition(struct dreplsrv_service *s,
struct dreplsrv_partition *p)
{

10
source4/dsdb/repl/drepl_service.c
View File

@ -306,6 +306,16 @@ static NTSTATUS drepl_replica_sync(struct irpc_message *msg,
werr = dreplsrv_partition_source_dsa_by_guid(p,
&req1->source_dsa_guid,
&dsa);
if (W_ERROR_EQUAL(werr, WERR_DS_DRA_NO_REPLICA)) {
/* we don't have this source setup as
a replication partner. Create a
temporary dsa structure for this
replication */
werr = dreplsrv_partition_source_dsa_temporary(p,
msg,
&req1->source_dsa_guid,
&dsa);
}
}
if (!W_ERROR_IS_OK(werr)) {
REPLICA_SYNC_FAIL("Failed to locate source DSA for given NC",