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authorAndrew Tridgell <tridge@samba.org>2009-09-12 15:22:26 +1000
committerAndrew Tridgell <tridge@samba.org>2009-09-12 15:22:26 +1000
commitca6e15f2f985d5ea1e907c05ae585152d385938e (patch)
tree18512360260f229c3846c531af2b03018c1b31be /source4/dsdb
parent5c33042498763ce814c0539e0a96f73a06a76dfd (diff)
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s4-repl: fixed memory leaks
These memory leaks were mostly caused by the fact that refresh_partitions is now called periodically
Diffstat (limited to 'source4/dsdb')
-rw-r--r--source4/dsdb/repl/drepl_out_helpers.c6
-rw-r--r--source4/dsdb/repl/drepl_partitions.c34
-rw-r--r--source4/dsdb/repl/drepl_periodic.c3
3 files changed, 31 insertions, 12 deletions
diff --git a/source4/dsdb/repl/drepl_out_helpers.c b/source4/dsdb/repl/drepl_out_helpers.c
index 59b3176444..e90f2783b1 100644
--- a/source4/dsdb/repl/drepl_out_helpers.c
+++ b/source4/dsdb/repl/drepl_out_helpers.c
@@ -464,10 +464,8 @@ static void dreplsrv_update_refs_recv(struct rpc_request *req)
c->status = dcerpc_ndr_request_recv(req);
if (!composite_is_ok(c)) {
- DEBUG(0,("UpdateRefs failed with %s for %s %s\n",
- nt_errstr(c->status),
- r->in.req.req1.dest_dsa_dns_name,
- r->in.req.req1.naming_context->dn));
+ DEBUG(0,("UpdateRefs failed with %s\n",
+ nt_errstr(c->status)));
return;
}
diff --git a/source4/dsdb/repl/drepl_partitions.c b/source4/dsdb/repl/drepl_partitions.c
index 88c4bbf065..85412a793c 100644
--- a/source4/dsdb/repl/drepl_partitions.c
+++ b/source4/dsdb/repl/drepl_partitions.c
@@ -148,7 +148,7 @@ static WERROR dreplsrv_partition_add_source_dsa(struct dreplsrv_service *s,
{
WERROR status;
enum ndr_err_code ndr_err;
- struct dreplsrv_partition_source_dsa *source;
+ struct dreplsrv_partition_source_dsa *source, *s2;
source = talloc_zero(p, struct dreplsrv_partition_source_dsa);
W_ERROR_HAVE_NO_MEMORY(source);
@@ -158,10 +158,12 @@ static WERROR dreplsrv_partition_add_source_dsa(struct dreplsrv_service *s,
(ndr_pull_flags_fn_t)ndr_pull_repsFromToBlob);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
NTSTATUS nt_status = ndr_map_error2ntstatus(ndr_err);
+ talloc_free(source);
return ntstatus_to_werror(nt_status);
}
/* NDR_PRINT_DEBUG(repsFromToBlob, &source->_repsFromBlob); */
if (source->_repsFromBlob.version != 1) {
+ talloc_free(source);
return WERR_DS_DRA_INTERNAL_ERROR;
}
@@ -171,13 +173,24 @@ static WERROR dreplsrv_partition_add_source_dsa(struct dreplsrv_service *s,
status = dreplsrv_out_connection_attach(s, source->repsFrom1, &source->conn);
W_ERROR_NOT_OK_RETURN(status);
+ /* remove any existing source with the same GUID */
+ for (s2=p->sources; s2; s2=s2->next) {
+ if (GUID_compare(&s2->repsFrom1->source_dsa_obj_guid,
+ &source->repsFrom1->source_dsa_obj_guid) == 0) {
+ talloc_free(s2->repsFrom1->other_info);
+ *s2->repsFrom1 = *source->repsFrom1;
+ talloc_steal(s2, s2->repsFrom1->other_info);
+ talloc_free(source);
+ return WERR_OK;
+ }
+ }
+
DLIST_ADD_END(p->sources, source, struct dreplsrv_partition_source_dsa *);
return WERR_OK;
}
static WERROR dreplsrv_refresh_partition(struct dreplsrv_service *s,
- struct dreplsrv_partition *p,
- TALLOC_CTX *mem_ctx)
+ struct dreplsrv_partition *p)
{
WERROR status;
const struct ldb_val *ouv_value;
@@ -187,6 +200,7 @@ static WERROR dreplsrv_refresh_partition(struct dreplsrv_service *s,
struct ldb_result *r;
uint32_t i;
int ret;
+ TALLOC_CTX *mem_ctx = talloc_new(p);
static const char *attrs[] = {
"objectSid",
"objectGUID",
@@ -201,12 +215,14 @@ static WERROR dreplsrv_refresh_partition(struct dreplsrv_service *s,
ret = ldb_search(s->samdb, mem_ctx, &r, p->dn, LDB_SCOPE_BASE, attrs,
"(objectClass=*)");
if (ret != LDB_SUCCESS) {
+ talloc_free(mem_ctx);
return WERR_FOOBAR;
} else if (r->count != 1) {
- talloc_free(r);
+ talloc_free(mem_ctx);
return WERR_FOOBAR;
}
-
+
+ talloc_free(discard_const(p->nc.dn));
ZERO_STRUCT(p->nc);
p->nc.dn = ldb_dn_alloc_linearized(p, p->dn);
W_ERROR_HAVE_NO_MEMORY(p->nc.dn);
@@ -214,6 +230,7 @@ static WERROR dreplsrv_refresh_partition(struct dreplsrv_service *s,
nc_sid = samdb_result_dom_sid(p, r->msgs[0], "objectSid");
if (nc_sid) {
p->nc.sid = *nc_sid;
+ talloc_free(nc_sid);
}
ouv_value = ldb_msg_find_ldb_val(r->msgs[0], "replUpToDateVector");
@@ -224,15 +241,18 @@ static WERROR dreplsrv_refresh_partition(struct dreplsrv_service *s,
(ndr_pull_flags_fn_t)ndr_pull_replUpToDateVectorBlob);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
NTSTATUS nt_status = ndr_map_error2ntstatus(ndr_err);
+ talloc_free(mem_ctx);
return ntstatus_to_werror(nt_status);
}
/* NDR_PRINT_DEBUG(replUpToDateVectorBlob, &ouv); */
if (ouv.version != 2) {
+ talloc_free(mem_ctx);
return WERR_DS_DRA_INTERNAL_ERROR;
}
p->uptodatevector.count = ouv.ctr.ctr2.count;
p->uptodatevector.reserved = ouv.ctr.ctr2.reserved;
+ talloc_free(p->uptodatevector.cursors);
p->uptodatevector.cursors = talloc_steal(p, ouv.ctr.ctr2.cursors);
}
@@ -249,7 +269,7 @@ static WERROR dreplsrv_refresh_partition(struct dreplsrv_service *s,
}
}
- talloc_free(r);
+ talloc_free(mem_ctx);
return WERR_OK;
}
@@ -260,7 +280,7 @@ WERROR dreplsrv_refresh_partitions(struct dreplsrv_service *s)
struct dreplsrv_partition *p;
for (p = s->partitions; p; p = p->next) {
- status = dreplsrv_refresh_partition(s, p, p);
+ status = dreplsrv_refresh_partition(s, p);
W_ERROR_NOT_OK_RETURN(status);
}
diff --git a/source4/dsdb/repl/drepl_periodic.c b/source4/dsdb/repl/drepl_periodic.c
index 36d5f924be..2cfcb310dc 100644
--- a/source4/dsdb/repl/drepl_periodic.c
+++ b/source4/dsdb/repl/drepl_periodic.c
@@ -103,7 +103,8 @@ static void dreplsrv_periodic_run(struct dreplsrv_service *service)
dreplsrv_schedule_pull_replication(service, mem_ctx);
talloc_free(mem_ctx);
- DEBUG(2,("dreplsrv_periodic_run(): run pending_ops\n"));
+ DEBUG(2,("dreplsrv_periodic_run(): run pending_ops memory=%u\n",
+ (unsigned)talloc_total_blocks(service)));
/* the KCC might have changed repsFrom */
dreplsrv_refresh_partitions(service);