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authorAndrew Tridgell <tridge@samba.org>2005-01-31 09:54:39 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:09:25 -0500
commit75049fb66f970b6c24d77a14d32a0977489fa6ff (patch)
tree39adee2088faff540f010ae9ec7267f2db39c5ce /source4/torture/nbt
parent547d54a6debc390391d5fc4269d43f2d1f3443cc (diff)
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r5130: added a single NBT name query benchmark. It keeps 10 queries in flight at a time.
(This used to be commit 2d23c665ffda7619dc9b9c2dbcbc422b0854998c)
Diffstat (limited to 'source4/torture/nbt')
-rw-r--r--source4/torture/nbt/query.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/source4/torture/nbt/query.c b/source4/torture/nbt/query.c
new file mode 100644
index 0000000000..6afde67032
--- /dev/null
+++ b/source4/torture/nbt/query.c
@@ -0,0 +1,130 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ NBT name query testing
+
+ Copyright (C) Andrew Tridgell 2005
+
+ 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 "libcli/nbt/libnbt.h"
+#include "librpc/gen_ndr/ndr_nbt.h"
+
+struct result_struct {
+ int num_pass;
+ int num_fail;
+};
+
+static void increment_handler(struct nbt_name_request *req)
+{
+ struct result_struct *v = talloc_get_type(req->async.private, struct result_struct);
+ if (req->state != NBT_REQUEST_DONE) {
+ v->num_fail++;
+ } else {
+ v->num_pass++;
+ }
+ talloc_free(req);
+}
+
+/*
+ benchmark simple name queries
+*/
+static BOOL bench_namequery(TALLOC_CTX *mem_ctx, struct nbt_name *name, const char *address)
+{
+ struct nbt_name_socket *nbtsock = nbt_name_socket_init(mem_ctx, NULL);
+ int num_sent=0;
+ struct result_struct *result;
+ struct nbt_name_query io;
+ struct timeval tv = timeval_current();
+ BOOL ret = True;
+ int timelimit = lp_parm_int(-1, "torture", "timelimit", 10);
+
+ io.in.name = *name;
+ io.in.dest_addr = address;
+ io.in.broadcast = False;
+ io.in.wins_lookup = False;
+ io.in.timeout = 1;
+
+ result = talloc_zero(mem_ctx, struct result_struct);
+
+ printf("Running for %d seconds\n", timelimit);
+ while (timeval_elapsed(&tv) < timelimit) {
+ while (num_sent - (result->num_pass+result->num_fail) < 10) {
+ struct nbt_name_request *req;
+ req = nbt_name_query_send(nbtsock, &io);
+ if (req == NULL) {
+ printf("Failed to setup request!\n");
+ ret = False;
+ goto failed;
+ }
+ req->async.fn = increment_handler;
+ req->async.private = result;
+ num_sent++;
+ if (num_sent % 100 == 0) {
+ printf("%.1f queries per second (%d failures) \r",
+ result->num_pass / timeval_elapsed(&tv),
+ result->num_fail);
+ }
+ }
+
+ event_loop_once(nbtsock->event_ctx);
+ }
+
+ while (num_sent != (result->num_pass + result->num_fail)) {
+ event_loop_once(nbtsock->event_ctx);
+ }
+
+ printf("%.1f queries per second (%d failures) \n",
+ result->num_pass / timeval_elapsed(&tv),
+ result->num_fail);
+
+failed:
+ talloc_free(nbtsock);
+ return ret;
+}
+
+
+/*
+ benchmark how fast a server can respond to name queries
+*/
+BOOL torture_bench_nbt(void)
+{
+ const char *address;
+ struct nbt_name name;
+ TALLOC_CTX *mem_ctx = talloc_new(NULL);
+ NTSTATUS status;
+ BOOL ret = True;
+
+ name.name = lp_parm_string(-1, "torture", "host");
+ name.type = NBT_NAME_SERVER;
+ name.scope = NULL;
+
+ /* do an initial name resolution to find its IP */
+ status = resolve_name(&name, mem_ctx, &address);
+ if (!NT_STATUS_IS_OK(status)) {
+ printf("Failed to resolve %s - %s\n",
+ name.name, nt_errstr(status));
+ talloc_free(mem_ctx);
+ return False;
+ }
+
+ ret &= bench_namequery(mem_ctx, &name, address);
+
+ talloc_free(mem_ctx);
+
+ return ret;
+}