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authorAndrew Tridgell <tridge@samba.org>2005-09-13 12:44:33 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:38:08 -0500
commit6bfea6335620083f3fd8b47a297c7c0140fb33c1 (patch)
tree0f094642cbcb06fd3d71ca3b7abffdb4e5e09623
parent6c22a5bcbd50a2e727e0d8f203f24ec6321d25af (diff)
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r10199: added a LOCAL-RESOLVE torture test, useful for measuring the overhead of
the async name resolution mechanisms (This used to be commit b3a9d759bb7c6ca892f9810389292e79d963ca61)
-rw-r--r--source4/torture/config.mk3
-rw-r--r--source4/torture/local/resolve.c87
-rw-r--r--source4/torture/torture.c1
3 files changed, 90 insertions, 1 deletions
diff --git a/source4/torture/config.mk b/source4/torture/config.mk
index 16bc37ed09..75a37a5765 100644
--- a/source4/torture/config.mk
+++ b/source4/torture/config.mk
@@ -146,7 +146,8 @@ ADD_OBJ_FILES = \
torture/local/binding_string.o \
torture/local/idtree.o \
torture/local/socket.o \
- torture/local/irpc.o
+ torture/local/irpc.o \
+ torture/local/resolve.o
REQUIRED_SUBSYSTEMS = \
LIBSMB \
MESSAGING
diff --git a/source4/torture/local/resolve.c b/source4/torture/local/resolve.c
new file mode 100644
index 0000000000..9087f42a72
--- /dev/null
+++ b/source4/torture/local/resolve.c
@@ -0,0 +1,87 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ local test for async resolve code
+
+ Copyright (C) Andrew Tridgell 2004
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "lib/events/events.h"
+#include "librpc/gen_ndr/nbt.h"
+
+static BOOL test_async_resolve(TALLOC_CTX *mem_ctx)
+{
+ struct nbt_name n;
+ struct event_context *ev = event_context_find(mem_ctx);
+ int timelimit = lp_parm_int(-1, "torture", "timelimit", 10);
+ const char *host = lp_parm_string(-1, "torture", "host");
+ int count = 0;
+ struct timeval tv = timeval_current();
+
+ ZERO_STRUCT(n);
+ n.name = host;
+
+ printf("Testing async resolve of localhost for %d seconds\n", timelimit);
+ while (timeval_elapsed(&tv) < timelimit) {
+ const char *s;
+ struct composite_context *c = resolve_name_host_send(&n, ev);
+ NTSTATUS status = resolve_name_host_recv(c, mem_ctx, &s);
+ if (!NT_STATUS_IS_OK(status)) {
+ printf("async resolve failed - %s\n", nt_errstr(status));
+ return False;
+ }
+ count++;
+ }
+
+ printf("async rate of %.1f resolves/sec\n", count/timeval_elapsed(&tv));
+ return True;
+}
+
+/*
+ test resolution using sync method
+*/
+static BOOL test_sync_resolve(TALLOC_CTX *mem_ctx)
+{
+ int timelimit = lp_parm_int(-1, "torture", "timelimit", 10);
+ struct timeval tv = timeval_current();
+ int count = 0;
+ const char *host = lp_parm_string(-1, "torture", "host");
+
+ printf("Testing sync resolve of localhost for %d seconds\n", timelimit);
+ while (timeval_elapsed(&tv) < timelimit) {
+ sys_inet_ntoa(interpret_addr2(host));
+ count++;
+ }
+
+ printf("sync rate of %.1f resolves/sec\n", count/timeval_elapsed(&tv));
+ return True;
+}
+
+
+BOOL torture_local_resolve(void)
+{
+ TALLOC_CTX *mem_ctx = talloc_init("torture_local_irpc");
+ BOOL ret = True;
+
+ ret &= test_sync_resolve(mem_ctx);
+ ret &= test_async_resolve(mem_ctx);
+
+ talloc_free(mem_ctx);
+
+ return ret;
+}
diff --git a/source4/torture/torture.c b/source4/torture/torture.c
index 601888a483..d4129834da 100644
--- a/source4/torture/torture.c
+++ b/source4/torture/torture.c
@@ -2324,6 +2324,7 @@ static struct {
{"LOCAL-IDTREE", torture_local_idtree, 0},
{"LOCAL-SOCKET", torture_local_socket, 0},
{"LOCAL-PAC", torture_pac, 0},
+ {"LOCAL-RESOLVE", torture_local_resolve, 0},
/* COM (Component Object Model) testers */
{"COM-SIMPLE", torture_com_simple, 0 },