svn commit: samba r24246 - in branches/SAMBA_4_0/source: lib
nbt_server/dgram rpc_server/drsuapi
abartlet at samba.org
abartlet at samba.org
Mon Aug 6 03:02:00 GMT 2007
Author: abartlet
Date: 2007-08-06 03:01:59 +0000 (Mon, 06 Aug 2007)
New Revision: 24246
WebSVN: http://websvn.samba.org/cgi-bin/viewcvs.cgi?view=rev&root=samba&rev=24246
Log:
Avoid the annoying 'probable memory leak in ldb' messages, by fixing
some issues in the NBT server (this was a false positive, but easily
worked around) and DRSUAPI server.
We should take care not to use the ldb_context as a talloc pool, and
to always ensure that any results from ldb_search() are moved off that
pool with talloc_steal or talloc_free().
To work around the issue in provision, for which I can find no fault
(other than a lot of work being done in provision), I've moved the
detector trigger to 400 additional blocks.
This fixes Bug #4810 by <mwallnoefer at yahoo.de>
Andrew Bartlett
Modified:
branches/SAMBA_4_0/source/lib/db_wrap.c
branches/SAMBA_4_0/source/nbt_server/dgram/netlogon.c
branches/SAMBA_4_0/source/rpc_server/drsuapi/dcesrv_drsuapi.c
Changeset:
Modified: branches/SAMBA_4_0/source/lib/db_wrap.c
===================================================================
--- branches/SAMBA_4_0/source/lib/db_wrap.c 2007-08-06 01:36:49 UTC (rev 24245)
+++ branches/SAMBA_4_0/source/lib/db_wrap.c 2007-08-06 03:01:59 UTC (rev 24246)
@@ -80,7 +80,7 @@
{
size_t *startup_blocks = (size_t *)ldb_get_opaque(ldb, "startup_blocks");
if (startup_blocks &&
- talloc_total_blocks(ldb) > *startup_blocks + 100) {
+ talloc_total_blocks(ldb) > *startup_blocks + 400) {
DEBUG(0,("WARNING: probable memory leak in ldb %s - %lu blocks (startup %lu) %lu bytes\n",
(char *)ldb_get_opaque(ldb, "wrap_url"),
(unsigned long)talloc_total_blocks(ldb),
@@ -88,6 +88,8 @@
(unsigned long)talloc_total_size(ldb)));
#if 0
talloc_report_full(ldb, stdout);
+ call_backtrace();
+ smb_panic("probable memory leak in ldb");
#endif
}
return 0;
Modified: branches/SAMBA_4_0/source/nbt_server/dgram/netlogon.c
===================================================================
--- branches/SAMBA_4_0/source/nbt_server/dgram/netlogon.c 2007-08-06 01:36:49 UTC (rev 24245)
+++ branches/SAMBA_4_0/source/nbt_server/dgram/netlogon.c 2007-08-06 03:01:59 UTC (rev 24246)
@@ -58,9 +58,9 @@
return;
}
- partitions_basedn = samdb_partitions_dn(samctx, samctx);
+ partitions_basedn = samdb_partitions_dn(samctx, packet);
- ret = gendb_search(samctx, samctx, partitions_basedn, &ref_res, ref_attrs,
+ ret = gendb_search(samctx, packet, partitions_basedn, &ref_res, ref_attrs,
"(&(&(nETBIOSName=%s)(objectclass=crossRef))(ncName=*))",
name->name);
@@ -128,9 +128,9 @@
return;
}
- partitions_basedn = samdb_partitions_dn(samctx, samctx);
+ partitions_basedn = samdb_partitions_dn(samctx, packet);
- ret = gendb_search(samctx, samctx, partitions_basedn, &ref_res, ref_attrs,
+ ret = gendb_search(samctx, packet, partitions_basedn, &ref_res, ref_attrs,
"(&(&(nETBIOSName=%s)(objectclass=crossRef))(ncName=*))",
name->name);
@@ -140,7 +140,7 @@
}
/* try and find the domain */
- ret = gendb_search_dn(samctx, samctx,
+ ret = gendb_search_dn(samctx, packet,
samdb_result_dn(samctx, samctx, ref_res[0], "ncName", NULL),
&dom_res, dom_attrs);
if (ret != 1) {
Modified: branches/SAMBA_4_0/source/rpc_server/drsuapi/dcesrv_drsuapi.c
===================================================================
--- branches/SAMBA_4_0/source/rpc_server/drsuapi/dcesrv_drsuapi.c 2007-08-06 01:36:49 UTC (rev 24245)
+++ branches/SAMBA_4_0/source/rpc_server/drsuapi/dcesrv_drsuapi.c 2007-08-06 03:01:59 UTC (rev 24246)
@@ -556,7 +556,7 @@
struct ldb_dn *domain_dn;
struct ldb_result *res_domain;
struct ldb_result *res_account;
- struct ldb_dn *ntds_dn = ldb_dn_copy(b_state->sam_ctx, res->msgs[i]->dn);
+ struct ldb_dn *ntds_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
struct ldb_dn *ref_dn
= ldb_msg_find_attr_as_dn(b_state->sam_ctx,
@@ -617,9 +617,9 @@
struct ldb_dn *domain_dn;
struct ldb_result *res_domain;
struct ldb_result *res_account;
- struct ldb_dn *ntds_dn = ldb_dn_copy(b_state->sam_ctx, res->msgs[i]->dn);
+ struct ldb_dn *ntds_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
struct ldb_result *res_ntds;
- struct ldb_dn *site_dn = ldb_dn_copy(b_state->sam_ctx, res->msgs[i]->dn);
+ struct ldb_dn *site_dn = ldb_dn_copy(mem_ctx, res->msgs[i]->dn);
struct ldb_result *res_site;
struct ldb_dn *ref_dn
= ldb_msg_find_attr_as_dn(b_state->sam_ctx,
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