2 Unix SMB/CIFS implementation.
6 Copyright (C) Andrew Tridgell 2006
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.
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.
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/>.
23 #include "torture/torture.h"
24 #include "libcli/raw/libcliraw.h"
25 #include "system/time.h"
26 #include "system/filesys.h"
27 #include "libcli/libcli.h"
28 #include "torture/util.h"
29 #include "lib/events/events.h"
30 #include "lib/cmdline/popt_common.h"
31 #include "libcli/composite/composite.h"
32 #include "libcli/smb_composite/smb_composite.h"
34 #define BASEDIR "\\benchlock"
35 #define FNAME BASEDIR "\\lock.dat"
38 static int lock_failed;
39 static int num_connected;
41 enum lock_stage {LOCK_INITIAL, LOCK_LOCK, LOCK_UNLOCK};
43 struct benchlock_state {
44 struct event_context *ev;
45 struct smbcli_tree *tree;
49 enum lock_stage stage;
54 struct smbcli_request *req;
55 struct smb_composite_connect reconnect;
56 struct timed_event *te;
58 /* these are used for reconnections */
60 const char *dest_host;
61 const char *called_name;
62 const char *service_type;
65 static void lock_completion(struct smbcli_request *);
68 send the next lock request
70 static void lock_send(struct benchlock_state *state)
73 struct smb_lock_entry lock;
75 switch (state->stage) {
77 io.lockx.in.ulock_cnt = 0;
78 io.lockx.in.lock_cnt = 1;
79 state->lock_offset = 0;
80 state->unlock_offset = 0;
81 lock.offset = state->lock_offset;
84 io.lockx.in.ulock_cnt = 0;
85 io.lockx.in.lock_cnt = 1;
86 state->lock_offset = (state->lock_offset+1)%(nprocs+1);
87 lock.offset = state->lock_offset;
90 io.lockx.in.ulock_cnt = 1;
91 io.lockx.in.lock_cnt = 0;
92 lock.offset = state->unlock_offset;
93 state->unlock_offset = (state->unlock_offset+1)%(nprocs+1);
98 lock.pid = state->tree->session->pid;
100 io.lockx.level = RAW_LOCK_LOCKX;
101 io.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
102 io.lockx.in.timeout = 100000;
103 io.lockx.in.locks = &lock;
104 io.lockx.in.file.fnum = state->fnum;
106 state->req = smb_raw_lock_send(state->tree, &io);
107 if (state->req == NULL) {
108 DEBUG(0,("Failed to setup lock\n"));
111 state->req->async.private = state;
112 state->req->async.fn = lock_completion;
115 static void reopen_connection(struct event_context *ev, struct timed_event *te,
116 struct timeval t, void *private_data);
119 static void reopen_file(struct event_context *ev, struct timed_event *te,
120 struct timeval t, void *private_data)
122 struct benchlock_state *state = (struct benchlock_state *)private_data;
124 /* reestablish our open file */
125 state->fnum = smbcli_open(state->tree, FNAME, O_RDWR|O_CREAT, DENY_NONE);
126 if (state->fnum == -1) {
127 printf("Failed to open %s on connection %d\n", FNAME, state->client_num);
133 DEBUG(0,("reconnect to %s finished (%u connected)\n", state->dest_host,
136 state->stage = LOCK_INITIAL;
141 complete an async reconnect
143 static void reopen_connection_complete(struct composite_context *ctx)
145 struct benchlock_state *state = (struct benchlock_state *)ctx->async.private_data;
147 struct smb_composite_connect *io = &state->reconnect;
149 status = smb_composite_connect_recv(ctx, state->mem_ctx);
150 if (!NT_STATUS_IS_OK(status)) {
151 talloc_free(state->te);
152 state->te = event_add_timed(state->ev, state->mem_ctx,
153 timeval_current_ofs(1,0),
154 reopen_connection, state);
158 talloc_free(state->tree);
159 state->tree = io->out.tree;
161 /* do the reopen as a separate event */
162 event_add_timed(state->ev, state->mem_ctx, timeval_zero(), reopen_file, state);
170 static void reopen_connection(struct event_context *ev, struct timed_event *te,
171 struct timeval t, void *private_data)
173 struct benchlock_state *state = (struct benchlock_state *)private_data;
174 struct composite_context *ctx;
175 struct smb_composite_connect *io = &state->reconnect;
180 if (!torture_get_conn_index(state->client_num, state->mem_ctx, &host, &share)) {
181 DEBUG(0,("Can't find host/share for reconnect?!\n"));
185 io->in.dest_host = state->dest_host;
186 io->in.port = state->dest_port;
187 io->in.called_name = state->called_name;
188 io->in.service = share;
189 io->in.service_type = state->service_type;
190 io->in.credentials = cmdline_credentials;
191 io->in.fallback_to_anonymous = False;
192 io->in.workgroup = lp_workgroup();
194 /* kill off the remnants of the old connection */
195 talloc_free(state->tree);
198 ctx = smb_composite_connect_send(io, state->mem_ctx, state->ev);
200 DEBUG(0,("Failed to setup async reconnect\n"));
204 ctx->async.fn = reopen_connection_complete;
205 ctx->async.private_data = state;
210 called when a lock completes
212 static void lock_completion(struct smbcli_request *req)
214 struct benchlock_state *state = (struct benchlock_state *)req->async.private;
215 NTSTATUS status = smbcli_request_simple_recv(req);
217 if (!NT_STATUS_IS_OK(status)) {
218 if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE) ||
219 NT_STATUS_EQUAL(status, NT_STATUS_LOCAL_DISCONNECT)) {
220 talloc_free(state->tree);
223 DEBUG(0,("reopening connection to %s\n", state->dest_host));
224 talloc_free(state->te);
225 state->te = event_add_timed(state->ev, state->mem_ctx,
226 timeval_current_ofs(1,0),
227 reopen_connection, state);
229 DEBUG(0,("Lock failed - %s\n", nt_errstr(status)));
235 switch (state->stage) {
237 state->stage = LOCK_LOCK;
240 state->stage = LOCK_UNLOCK;
243 state->stage = LOCK_LOCK;
252 static void echo_completion(struct smbcli_request *req)
254 struct benchlock_state *state = (struct benchlock_state *)req->async.private;
255 NTSTATUS status = smbcli_request_simple_recv(req);
256 if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE) ||
257 NT_STATUS_EQUAL(status, NT_STATUS_LOCAL_DISCONNECT)) {
258 talloc_free(state->tree);
261 DEBUG(0,("reopening connection to %s\n", state->dest_host));
262 talloc_free(state->te);
263 state->te = event_add_timed(state->ev, state->mem_ctx,
264 timeval_current_ofs(1,0),
265 reopen_connection, state);
269 static void report_rate(struct event_context *ev, struct timed_event *te,
270 struct timeval t, void *private_data)
272 struct benchlock_state *state = talloc_get_type(private_data,
273 struct benchlock_state);
275 for (i=0;i<nprocs;i++) {
276 printf("%5u ", (unsigned)(state[i].count - state[i].lastcount));
277 state[i].lastcount = state[i].count;
281 event_add_timed(ev, state, timeval_current_ofs(1, 0), report_rate, state);
283 /* send an echo on each interface to ensure it stays alive - this helps
285 for (i=0;i<nprocs;i++) {
287 struct smbcli_request *req;
289 if (!state[i].tree) {
293 p.in.repeat_count = 1;
296 req = smb_raw_echo_send(state[i].tree->session->transport, &p);
297 req->async.private = &state[i];
298 req->async.fn = echo_completion;
303 benchmark locking calls
305 BOOL torture_bench_lock(struct torture_context *torture)
308 TALLOC_CTX *mem_ctx = talloc_new(torture);
310 int timelimit = torture_setting_int(torture, "timelimit", 10);
312 struct event_context *ev = event_context_find(mem_ctx);
313 struct benchlock_state *state;
314 int total = 0, minops=0;
315 struct smbcli_state *cli;
318 progress = torture_setting_bool(torture, "progress", true);
320 nprocs = lp_parm_int(-1, "torture", "nprocs", 4);
322 state = talloc_zero_array(mem_ctx, struct benchlock_state, nprocs);
324 printf("Opening %d connections\n", nprocs);
325 for (i=0;i<nprocs;i++) {
326 state[i].mem_ctx = talloc_new(state);
327 state[i].client_num = i;
329 if (!torture_open_connection_ev(&cli, i, ev)) {
332 talloc_steal(mem_ctx, state);
333 state[i].tree = cli->tree;
334 state[i].dest_host = talloc_strdup(state[i].mem_ctx,
335 cli->tree->session->transport->socket->hostname);
336 state[i].dest_port = cli->tree->session->transport->socket->port;
337 state[i].called_name = talloc_strdup(state[i].mem_ctx,
338 cli->tree->session->transport->called.name);
339 state[i].service_type = talloc_strdup(state[i].mem_ctx,
345 if (!torture_setup_dir(cli, BASEDIR)) {
349 for (i=0;i<nprocs;i++) {
350 state[i].fnum = smbcli_open(state[i].tree,
352 O_RDWR|O_CREAT, DENY_NONE);
353 if (state[i].fnum == -1) {
354 printf("Failed to open %s on connection %d\n", FNAME, i);
358 state[i].stage = LOCK_INITIAL;
359 lock_send(&state[i]);
362 tv = timeval_current();
365 event_add_timed(ev, state, timeval_current_ofs(1, 0), report_rate, state);
368 printf("Running for %d seconds\n", timelimit);
369 while (timeval_elapsed(&tv) < timelimit) {
373 DEBUG(0,("locking failed\n"));
378 printf("%.2f ops/second\n", total/timeval_elapsed(&tv));
379 minops = state[0].count;
380 for (i=0;i<nprocs;i++) {
381 printf("[%d] %u ops\n", i, state[i].count);
382 if (state[i].count < minops) minops = state[i].count;
384 if (minops < 0.5*total/nprocs) {
385 printf("Failed: unbalanced locking\n");
389 for (i=0;i<nprocs;i++) {
390 talloc_free(state[i].req);
391 smb_raw_exit(state[i].tree->session);
394 smbcli_deltree(state[0].tree, BASEDIR);
395 talloc_free(mem_ctx);
400 talloc_free(mem_ctx);