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-rw-r--r--source4/torture/nbt/winsbench.c300
1 files changed, 300 insertions, 0 deletions
diff --git a/source4/torture/nbt/winsbench.c b/source4/torture/nbt/winsbench.c
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+++ b/source4/torture/nbt/winsbench.c
@@ -0,0 +1,300 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ WINS benchmark test
+
+ 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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "lib/events/events.h"
+#include "lib/socket/socket.h"
+#include "libcli/resolve/resolve.h"
+#include "system/network.h"
+#include "lib/socket/netif.h"
+#include "torture/torture.h"
+#include "torture/nbt/proto.h"
+#include "param/param.h"
+
+struct wins_state {
+ int num_names;
+ bool *registered;
+ int pass_count;
+ int fail_count;
+ const char *wins_server;
+ uint16_t wins_port;
+ const char *my_ip;
+ uint32_t ttl;
+};
+
+struct idx_state {
+ int idx;
+ struct wins_state *state;
+};
+
+static struct nbt_name generate_name(TALLOC_CTX *tctx, int idx)
+{
+ struct nbt_name name;
+ name.name = talloc_asprintf(tctx, "WINSBench%6u", idx);
+ name.type = 0x4;
+ name.scope = NULL;
+ return name;
+}
+
+static void register_handler(struct nbt_name_request *req)
+{
+ struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state);
+ struct wins_state *state = istate->state;
+ struct nbt_name_register io;
+ NTSTATUS status;
+
+ status = nbt_name_register_recv(req, istate, &io);
+ if (!NT_STATUS_IS_OK(status) || io.out.rcode != NBT_RCODE_OK) {
+ state->fail_count++;
+ } else {
+ state->pass_count++;
+ state->registered[istate->idx] = true;
+ }
+ talloc_free(istate);
+}
+
+/*
+ generate a registration
+*/
+static void generate_register(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
+{
+ struct nbt_name_register io;
+ TALLOC_CTX *tmp_ctx = talloc_new(state);
+ struct nbt_name_request *req;
+ struct idx_state *istate;
+
+ istate = talloc(nbtsock, struct idx_state);
+ istate->idx = idx;
+ istate->state = state;
+
+ io.in.name = generate_name(tmp_ctx, idx);
+ io.in.dest_addr = state->wins_server;
+ io.in.dest_port = state->wins_port;
+ io.in.address = state->my_ip;
+ io.in.nb_flags = NBT_NODE_H;
+ io.in.register_demand = false;
+ io.in.broadcast = false;
+ io.in.multi_homed = false;
+ io.in.ttl = state->ttl;
+ io.in.timeout = 2;
+ io.in.retries = 1;
+
+ req = nbt_name_register_send(nbtsock, &io);
+
+ req->async.fn = register_handler;
+ req->async.private_data = istate;
+
+ talloc_free(tmp_ctx);
+}
+
+
+static void release_handler(struct nbt_name_request *req)
+{
+ struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state);
+ struct wins_state *state = istate->state;
+ struct nbt_name_release io;
+ NTSTATUS status;
+
+ status = nbt_name_release_recv(req, istate, &io);
+ if (state->registered[istate->idx] &&
+ (!NT_STATUS_IS_OK(status) || io.out.rcode != NBT_RCODE_OK)) {
+ state->fail_count++;
+ } else {
+ state->pass_count++;
+ state->registered[istate->idx] = false;
+ }
+ talloc_free(istate);
+}
+
+/*
+ generate a name release
+*/
+static void generate_release(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
+{
+ struct nbt_name_release io;
+ TALLOC_CTX *tmp_ctx = talloc_new(state);
+ struct nbt_name_request *req;
+ struct idx_state *istate;
+
+ istate = talloc(nbtsock, struct idx_state);
+ istate->idx = idx;
+ istate->state = state;
+
+ io.in.name = generate_name(tmp_ctx, idx);
+ io.in.dest_port = state->wins_port;
+ io.in.dest_addr = state->wins_server;
+ io.in.address = state->my_ip;
+ io.in.nb_flags = NBT_NODE_H;
+ io.in.broadcast = false;
+ io.in.timeout = 2;
+ io.in.retries = 1;
+
+ req = nbt_name_release_send(nbtsock, &io);
+
+ req->async.fn = release_handler;
+ req->async.private_data = istate;
+
+ talloc_free(tmp_ctx);
+}
+
+
+static void query_handler(struct nbt_name_request *req)
+{
+ struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state);
+ struct wins_state *state = istate->state;
+ struct nbt_name_query io;
+ NTSTATUS status;
+
+ status = nbt_name_query_recv(req, istate, &io);
+ if (!NT_STATUS_IS_OK(status) && state->registered[istate->idx]) {
+ state->fail_count++;
+ } else {
+ state->pass_count++;
+ }
+ talloc_free(istate);
+}
+
+/*
+ generate a name query
+*/
+static void generate_query(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
+{
+ struct nbt_name_query io;
+ TALLOC_CTX *tmp_ctx = talloc_new(state);
+ struct nbt_name_request *req;
+ struct idx_state *istate;
+
+ istate = talloc(nbtsock, struct idx_state);
+ istate->idx = idx;
+ istate->state = state;
+
+ io.in.name = generate_name(tmp_ctx, idx);
+ io.in.dest_addr = state->wins_server;
+ io.in.dest_port = state->wins_port;
+ io.in.broadcast = false;
+ io.in.wins_lookup = true;
+ io.in.timeout = 2;
+ io.in.retries = 1;
+
+ req = nbt_name_query_send(nbtsock, &io);
+
+ req->async.fn = query_handler;
+ req->async.private_data = istate;
+
+ talloc_free(tmp_ctx);
+}
+
+/*
+ generate one WINS request
+*/
+static void generate_request(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
+{
+ if (random() % 5 == 0) {
+ generate_register(nbtsock, state, idx);
+ return;
+ }
+
+ if (random() % 20 == 0) {
+ generate_release(nbtsock, state, idx);
+ return;
+ }
+
+ generate_query(nbtsock, state, idx);
+}
+
+/*
+ benchmark simple name queries
+*/
+static bool bench_wins(struct torture_context *tctx)
+{
+ struct nbt_name_socket *nbtsock = nbt_name_socket_init(tctx, tctx->ev);
+ int num_sent=0;
+ struct timeval tv = timeval_current();
+ bool ret = true;
+ int timelimit = torture_setting_int(tctx, "timelimit", 5);
+ struct wins_state *state;
+ extern int torture_entries;
+ struct socket_address *my_ip;
+ struct nbt_name name;
+ const char *address;
+ struct interface *ifaces;
+
+ if (!torture_nbt_get_name(tctx, &name, &address))
+ return false;
+
+ state = talloc_zero(nbtsock, struct wins_state);
+
+ state->num_names = torture_entries;
+ state->registered = talloc_zero_array(state, bool, state->num_names);
+ state->wins_server = address;
+ state->wins_port = lpcfg_nbt_port(tctx->lp_ctx);
+ load_interface_list(tctx, tctx->lp_ctx, &ifaces);
+ state->my_ip = talloc_strdup(tctx, iface_list_best_ip(ifaces, address));
+ state->ttl = timelimit;
+
+ my_ip = socket_address_from_strings(nbtsock, nbtsock->sock->backend_name,
+ state->my_ip, 0);
+
+ socket_listen(nbtsock->sock, my_ip, 0, 0);
+
+ torture_comment(tctx, "Running for %d seconds\n", timelimit);
+ while (timeval_elapsed(&tv) < timelimit) {
+ while (num_sent - (state->pass_count+state->fail_count) < 10) {
+ generate_request(nbtsock, state, num_sent % state->num_names);
+ num_sent++;
+ if (num_sent % 50 == 0) {
+ if (torture_setting_bool(tctx, "progress", true)) {
+ torture_comment(tctx, "%.1f queries per second (%d failures) \r",
+ state->pass_count / timeval_elapsed(&tv),
+ state->fail_count);
+ fflush(stdout);
+ }
+ }
+ }
+
+ tevent_loop_once(nbtsock->event_ctx);
+ }
+
+ while (num_sent != (state->pass_count + state->fail_count)) {
+ tevent_loop_once(nbtsock->event_ctx);
+ }
+
+ torture_comment(tctx, "%.1f queries per second (%d failures) \n",
+ state->pass_count / timeval_elapsed(&tv),
+ state->fail_count);
+
+ talloc_free(nbtsock);
+ return ret;
+}
+
+
+/*
+ benchmark how fast a WINS server can respond to a mixture of
+ registration/refresh/release and name query requests
+*/
+struct torture_suite *torture_bench_wins(TALLOC_CTX *mem_ctx)
+{
+ struct torture_suite *suite = torture_suite_create(mem_ctx, "bench-wins");
+
+ torture_suite_add_simple_test(suite, "wins", bench_wins);
+
+ return suite;
+}
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