Line data Source code
1 : /*
2 : Unix SMB/CIFS implementation.
3 :
4 : WINS benchmark test
5 :
6 : Copyright (C) Andrew Tridgell 2005
7 :
8 : This program is free software; you can redistribute it and/or modify
9 : it under the terms of the GNU General Public License as published by
10 : the Free Software Foundation; either version 3 of the License, or
11 : (at your option) any later version.
12 :
13 : This program is distributed in the hope that it will be useful,
14 : but WITHOUT ANY WARRANTY; without even the implied warranty of
15 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 : GNU General Public License for more details.
17 :
18 : You should have received a copy of the GNU General Public License
19 : along with this program. If not, see <http://www.gnu.org/licenses/>.
20 : */
21 :
22 : #include "includes.h"
23 : #include "lib/events/events.h"
24 : #include "lib/socket/socket.h"
25 : #include "libcli/resolve/resolve.h"
26 : #include "system/network.h"
27 : #include "lib/socket/netif.h"
28 : #include "torture/torture.h"
29 : #include "torture/nbt/proto.h"
30 : #include "param/param.h"
31 :
32 : struct wins_state {
33 : int num_names;
34 : bool *registered;
35 : int pass_count;
36 : int fail_count;
37 : const char *wins_server;
38 : uint16_t wins_port;
39 : const char *my_ip;
40 : uint32_t ttl;
41 : };
42 :
43 : struct idx_state {
44 : int idx;
45 : struct wins_state *state;
46 : };
47 :
48 0 : static struct nbt_name generate_name(TALLOC_CTX *tctx, int idx)
49 : {
50 0 : struct nbt_name name;
51 0 : name.name = talloc_asprintf(tctx, "WINSBench%6u", idx);
52 0 : name.type = 0x4;
53 0 : name.scope = NULL;
54 0 : return name;
55 : }
56 :
57 0 : static void register_handler(struct nbt_name_request *req)
58 : {
59 0 : struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state);
60 0 : struct wins_state *state = istate->state;
61 0 : struct nbt_name_register io;
62 0 : NTSTATUS status;
63 :
64 0 : status = nbt_name_register_recv(req, istate, &io);
65 0 : if (!NT_STATUS_IS_OK(status) || io.out.rcode != NBT_RCODE_OK) {
66 0 : state->fail_count++;
67 : } else {
68 0 : state->pass_count++;
69 0 : state->registered[istate->idx] = true;
70 : }
71 0 : talloc_free(istate);
72 0 : }
73 :
74 : /*
75 : generate a registration
76 : */
77 0 : static void generate_register(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
78 : {
79 0 : struct nbt_name_register io;
80 0 : TALLOC_CTX *tmp_ctx = talloc_new(state);
81 0 : struct nbt_name_request *req;
82 0 : struct idx_state *istate;
83 :
84 0 : istate = talloc(nbtsock, struct idx_state);
85 0 : istate->idx = idx;
86 0 : istate->state = state;
87 :
88 0 : io.in.name = generate_name(tmp_ctx, idx);
89 0 : io.in.dest_addr = state->wins_server;
90 0 : io.in.dest_port = state->wins_port;
91 0 : io.in.address = state->my_ip;
92 0 : io.in.nb_flags = NBT_NODE_H;
93 0 : io.in.register_demand = false;
94 0 : io.in.broadcast = false;
95 0 : io.in.multi_homed = false;
96 0 : io.in.ttl = state->ttl;
97 0 : io.in.timeout = 2;
98 0 : io.in.retries = 1;
99 :
100 0 : req = nbt_name_register_send(nbtsock, &io);
101 :
102 0 : req->async.fn = register_handler;
103 0 : req->async.private_data = istate;
104 :
105 0 : talloc_free(tmp_ctx);
106 0 : }
107 :
108 :
109 0 : static void release_handler(struct nbt_name_request *req)
110 : {
111 0 : struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state);
112 0 : struct wins_state *state = istate->state;
113 0 : struct nbt_name_release io;
114 0 : NTSTATUS status;
115 :
116 0 : status = nbt_name_release_recv(req, istate, &io);
117 0 : if (state->registered[istate->idx] &&
118 0 : (!NT_STATUS_IS_OK(status) || io.out.rcode != NBT_RCODE_OK)) {
119 0 : state->fail_count++;
120 : } else {
121 0 : state->pass_count++;
122 0 : state->registered[istate->idx] = false;
123 : }
124 0 : talloc_free(istate);
125 0 : }
126 :
127 : /*
128 : generate a name release
129 : */
130 0 : static void generate_release(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
131 : {
132 0 : struct nbt_name_release io;
133 0 : TALLOC_CTX *tmp_ctx = talloc_new(state);
134 0 : struct nbt_name_request *req;
135 0 : struct idx_state *istate;
136 :
137 0 : istate = talloc(nbtsock, struct idx_state);
138 0 : istate->idx = idx;
139 0 : istate->state = state;
140 :
141 0 : io.in.name = generate_name(tmp_ctx, idx);
142 0 : io.in.dest_port = state->wins_port;
143 0 : io.in.dest_addr = state->wins_server;
144 0 : io.in.address = state->my_ip;
145 0 : io.in.nb_flags = NBT_NODE_H;
146 0 : io.in.broadcast = false;
147 0 : io.in.timeout = 2;
148 0 : io.in.retries = 1;
149 :
150 0 : req = nbt_name_release_send(nbtsock, &io);
151 :
152 0 : req->async.fn = release_handler;
153 0 : req->async.private_data = istate;
154 :
155 0 : talloc_free(tmp_ctx);
156 0 : }
157 :
158 :
159 0 : static void query_handler(struct nbt_name_request *req)
160 : {
161 0 : struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state);
162 0 : struct wins_state *state = istate->state;
163 0 : struct nbt_name_query io;
164 0 : NTSTATUS status;
165 :
166 0 : status = nbt_name_query_recv(req, istate, &io);
167 0 : if (!NT_STATUS_IS_OK(status) && state->registered[istate->idx]) {
168 0 : state->fail_count++;
169 : } else {
170 0 : state->pass_count++;
171 : }
172 0 : talloc_free(istate);
173 0 : }
174 :
175 : /*
176 : generate a name query
177 : */
178 0 : static void generate_query(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
179 : {
180 0 : struct nbt_name_query io;
181 0 : TALLOC_CTX *tmp_ctx = talloc_new(state);
182 0 : struct nbt_name_request *req;
183 0 : struct idx_state *istate;
184 :
185 0 : istate = talloc(nbtsock, struct idx_state);
186 0 : istate->idx = idx;
187 0 : istate->state = state;
188 :
189 0 : io.in.name = generate_name(tmp_ctx, idx);
190 0 : io.in.dest_addr = state->wins_server;
191 0 : io.in.dest_port = state->wins_port;
192 0 : io.in.broadcast = false;
193 0 : io.in.wins_lookup = true;
194 0 : io.in.timeout = 2;
195 0 : io.in.retries = 1;
196 :
197 0 : req = nbt_name_query_send(nbtsock, &io);
198 :
199 0 : req->async.fn = query_handler;
200 0 : req->async.private_data = istate;
201 :
202 0 : talloc_free(tmp_ctx);
203 0 : }
204 :
205 : /*
206 : generate one WINS request
207 : */
208 0 : static void generate_request(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
209 : {
210 0 : if (random() % 5 == 0) {
211 0 : generate_register(nbtsock, state, idx);
212 0 : return;
213 : }
214 :
215 0 : if (random() % 20 == 0) {
216 0 : generate_release(nbtsock, state, idx);
217 0 : return;
218 : }
219 :
220 0 : generate_query(nbtsock, state, idx);
221 : }
222 :
223 : /*
224 : benchmark simple name queries
225 : */
226 0 : static bool bench_wins(struct torture_context *tctx)
227 : {
228 0 : struct nbt_name_socket *nbtsock = nbt_name_socket_init(tctx, tctx->ev);
229 0 : int num_sent=0;
230 0 : struct timeval tv = timeval_current();
231 0 : bool ret = true;
232 0 : int timelimit = torture_setting_int(tctx, "timelimit", 5);
233 0 : struct wins_state *state;
234 0 : extern int torture_entries;
235 0 : struct socket_address *my_ip;
236 0 : struct nbt_name name;
237 0 : const char *address;
238 0 : struct interface *ifaces;
239 :
240 0 : if (!torture_nbt_get_name(tctx, &name, &address))
241 0 : return false;
242 :
243 0 : state = talloc_zero(nbtsock, struct wins_state);
244 :
245 0 : state->num_names = torture_entries;
246 0 : state->registered = talloc_zero_array(state, bool, state->num_names);
247 0 : state->wins_server = address;
248 0 : state->wins_port = lpcfg_nbt_port(tctx->lp_ctx);
249 0 : load_interface_list(tctx, tctx->lp_ctx, &ifaces);
250 0 : state->my_ip = talloc_strdup(tctx, iface_list_best_ip(ifaces, address));
251 0 : state->ttl = timelimit;
252 :
253 0 : my_ip = socket_address_from_strings(nbtsock, nbtsock->sock->backend_name,
254 : state->my_ip, 0);
255 :
256 0 : socket_listen(nbtsock->sock, my_ip, 0, 0);
257 :
258 0 : torture_comment(tctx, "Running for %d seconds\n", timelimit);
259 0 : while (timeval_elapsed(&tv) < timelimit) {
260 0 : while (num_sent - (state->pass_count+state->fail_count) < 10) {
261 0 : generate_request(nbtsock, state, num_sent % state->num_names);
262 0 : num_sent++;
263 0 : if (num_sent % 50 == 0) {
264 0 : if (torture_setting_bool(tctx, "progress", true)) {
265 0 : torture_comment(tctx, "%.1f queries per second (%d failures) \r",
266 0 : state->pass_count / timeval_elapsed(&tv),
267 : state->fail_count);
268 0 : fflush(stdout);
269 : }
270 : }
271 : }
272 :
273 0 : tevent_loop_once(nbtsock->event_ctx);
274 : }
275 :
276 0 : while (num_sent != (state->pass_count + state->fail_count)) {
277 0 : tevent_loop_once(nbtsock->event_ctx);
278 : }
279 :
280 0 : torture_comment(tctx, "%.1f queries per second (%d failures) \n",
281 0 : state->pass_count / timeval_elapsed(&tv),
282 : state->fail_count);
283 :
284 0 : talloc_free(nbtsock);
285 0 : return ret;
286 : }
287 :
288 :
289 : /*
290 : benchmark how fast a WINS server can respond to a mixture of
291 : registration/refresh/release and name query requests
292 : */
293 2354 : struct torture_suite *torture_bench_wins(TALLOC_CTX *mem_ctx)
294 : {
295 2354 : struct torture_suite *suite = torture_suite_create(mem_ctx, "bench-wins");
296 :
297 2354 : torture_suite_add_simple_test(suite, "wins", bench_wins);
298 :
299 2354 : return suite;
300 : }
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