Commit | Line | Data |
---|---|---|
132159a5 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <unistd.h> | |
4 | #include <limits.h> | |
5 | #include <errno.h> | |
6 | #include <fcntl.h> | |
7 | #include <sys/poll.h> | |
8 | #include <sys/types.h> | |
9 | #include <sys/stat.h> | |
10 | #include <sys/wait.h> | |
d05c4a03 | 11 | #include <sys/socket.h> |
87aa8f19 | 12 | #include <sys/un.h> |
132159a5 JA |
13 | #include <netinet/in.h> |
14 | #include <arpa/inet.h> | |
15 | #include <netdb.h> | |
9e22ecb0 | 16 | #include <signal.h> |
132159a5 JA |
17 | |
18 | #include "fio.h" | |
dd366728 | 19 | #include "client.h" |
132159a5 | 20 | #include "server.h" |
b66570dc | 21 | #include "flist.h" |
3c5f57e3 | 22 | #include "hash.h" |
132159a5 | 23 | |
dd366728 | 24 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd); |
89e5fad9 JA |
25 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd); |
26 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd); | |
dd366728 | 27 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd); |
084d1c6f | 28 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd); |
dd366728 SC |
29 | |
30 | struct client_ops fio_client_ops = { | |
084d1c6f | 31 | .text_op = handle_text, |
0420ba6a JA |
32 | .disk_util = handle_du, |
33 | .thread_status = handle_ts, | |
34 | .group_stats = handle_gs, | |
a5276616 | 35 | .eta = display_thread_status, |
0420ba6a | 36 | .probe = handle_probe, |
dd366728 SC |
37 | }; |
38 | ||
af9c9fb3 | 39 | static struct timeval eta_tv; |
48fbb46e | 40 | |
81179eec | 41 | enum { |
5c2857f9 | 42 | Client_created = 0, |
81179eec JA |
43 | Client_connected = 1, |
44 | Client_started = 2, | |
01be038e JA |
45 | Client_running = 3, |
46 | Client_stopped = 4, | |
47 | Client_exited = 5, | |
b66570dc JA |
48 | }; |
49 | ||
50 | static FLIST_HEAD(client_list); | |
82c1ed38 | 51 | static FLIST_HEAD(eta_list); |
b66570dc | 52 | |
3f3a4542 JA |
53 | static FLIST_HEAD(arg_list); |
54 | ||
37f0c1ae JA |
55 | static struct thread_stat client_ts; |
56 | static struct group_run_stats client_gs; | |
57 | static int sum_stat_clients; | |
58 | static int sum_stat_nr; | |
59 | ||
3c5f57e3 JA |
60 | #define FIO_CLIENT_HASH_BITS 7 |
61 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
62 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 63 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 64 | |
bebe6398 | 65 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
66 | { |
67 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
68 | ||
69 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 70 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
71 | } |
72 | ||
bebe6398 | 73 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 74 | { |
bebe6398 JA |
75 | if (!flist_empty(&client->hash_list)) |
76 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
77 | } |
78 | ||
79 | static void fio_init fio_client_hash_init(void) | |
80 | { | |
81 | int i; | |
82 | ||
bebe6398 JA |
83 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
84 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
85 | } |
86 | ||
b66570dc JA |
87 | static struct fio_client *find_client_by_fd(int fd) |
88 | { | |
3c5f57e3 | 89 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
90 | struct fio_client *client; |
91 | struct flist_head *entry; | |
92 | ||
bebe6398 JA |
93 | flist_for_each(entry, &client_hash[bucket]) { |
94 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc | 95 | |
5121a9aa JA |
96 | if (client->fd == fd) { |
97 | client->refs++; | |
b66570dc | 98 | return client; |
5121a9aa | 99 | } |
b66570dc JA |
100 | } |
101 | ||
102 | return NULL; | |
103 | } | |
104 | ||
b66570dc JA |
105 | static void remove_client(struct fio_client *client) |
106 | { | |
5121a9aa JA |
107 | assert(client->refs); |
108 | ||
109 | if (--client->refs) | |
110 | return; | |
111 | ||
39e8e016 | 112 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
b66570dc | 113 | flist_del(&client->list); |
3c5f57e3 | 114 | |
bebe6398 | 115 | fio_client_remove_hash(client); |
81179eec | 116 | |
82c1ed38 JA |
117 | if (!flist_empty(&client->eta_list)) { |
118 | flist_del_init(&client->eta_list); | |
a5276616 | 119 | fio_client_dec_jobs_eta(client->eta_in_flight, client->ops->eta); |
82c1ed38 | 120 | } |
af9c9fb3 | 121 | |
b66570dc | 122 | free(client->hostname); |
81179eec JA |
123 | if (client->argv) |
124 | free(client->argv); | |
b5296ddb JA |
125 | if (client->name) |
126 | free(client->name); | |
81179eec | 127 | |
b66570dc | 128 | free(client); |
3c5f57e3 | 129 | nr_clients--; |
5fd0acbd | 130 | sum_stat_clients--; |
b66570dc | 131 | } |
132159a5 | 132 | |
5121a9aa JA |
133 | static void put_client(struct fio_client *client) |
134 | { | |
135 | remove_client(client); | |
136 | } | |
137 | ||
fa2ea806 JA |
138 | static void __fio_client_add_cmd_option(struct fio_client *client, |
139 | const char *opt) | |
81179eec | 140 | { |
39e8e016 JA |
141 | int index; |
142 | ||
143 | index = client->argc++; | |
81179eec | 144 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
145 | client->argv[index] = strdup(opt); |
146 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
147 | } |
148 | ||
fa2ea806 | 149 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 150 | { |
bebe6398 | 151 | struct fio_client *client = cookie; |
3f3a4542 | 152 | struct flist_head *entry; |
81179eec | 153 | |
bebe6398 | 154 | if (!client || !opt) |
fa2ea806 | 155 | return; |
81179eec | 156 | |
fa2ea806 | 157 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
158 | |
159 | /* | |
160 | * Duplicate arguments to shared client group | |
161 | */ | |
162 | flist_for_each(entry, &arg_list) { | |
163 | client = flist_entry(entry, struct fio_client, arg_list); | |
164 | ||
165 | __fio_client_add_cmd_option(client, opt); | |
166 | } | |
81179eec JA |
167 | } |
168 | ||
a5276616 JA |
169 | struct fio_client *fio_client_add_explicit(struct client_ops *ops, |
170 | const char *hostname, int type, | |
3ec62ec4 JA |
171 | int port) |
172 | { | |
173 | struct fio_client *client; | |
174 | ||
175 | client = malloc(sizeof(*client)); | |
176 | memset(client, 0, sizeof(*client)); | |
177 | ||
178 | INIT_FLIST_HEAD(&client->list); | |
179 | INIT_FLIST_HEAD(&client->hash_list); | |
180 | INIT_FLIST_HEAD(&client->arg_list); | |
181 | INIT_FLIST_HEAD(&client->eta_list); | |
182 | INIT_FLIST_HEAD(&client->cmd_list); | |
183 | ||
184 | client->hostname = strdup(hostname); | |
185 | ||
186 | if (type == Fio_client_socket) | |
187 | client->is_sock = 1; | |
188 | else { | |
189 | int ipv6; | |
190 | ||
191 | ipv6 = type == Fio_client_ipv6; | |
192 | if (fio_server_parse_host(hostname, &ipv6, | |
193 | &client->addr.sin_addr, | |
194 | &client->addr6.sin6_addr)) | |
195 | goto err; | |
196 | ||
197 | client->port = port; | |
198 | } | |
199 | ||
200 | client->fd = -1; | |
a5276616 | 201 | client->ops = ops; |
5121a9aa | 202 | client->refs = 1; |
3ec62ec4 JA |
203 | |
204 | __fio_client_add_cmd_option(client, "fio"); | |
205 | ||
206 | flist_add(&client->list, &client_list); | |
207 | nr_clients++; | |
208 | dprint(FD_NET, "client: added <%s>\n", client->hostname); | |
209 | return client; | |
210 | err: | |
211 | free(client); | |
212 | return NULL; | |
213 | } | |
214 | ||
a5276616 | 215 | int fio_client_add(struct client_ops *ops, const char *hostname, void **cookie) |
132159a5 | 216 | { |
3f3a4542 | 217 | struct fio_client *existing = *cookie; |
b66570dc | 218 | struct fio_client *client; |
132159a5 | 219 | |
3f3a4542 JA |
220 | if (existing) { |
221 | /* | |
222 | * We always add our "exec" name as the option, hence 1 | |
223 | * means empty. | |
224 | */ | |
225 | if (existing->argc == 1) | |
226 | flist_add_tail(&existing->arg_list, &arg_list); | |
227 | else { | |
228 | while (!flist_empty(&arg_list)) | |
229 | flist_del_init(arg_list.next); | |
230 | } | |
231 | } | |
232 | ||
b66570dc | 233 | client = malloc(sizeof(*client)); |
a37f69b7 | 234 | memset(client, 0, sizeof(*client)); |
81179eec | 235 | |
3c5f57e3 | 236 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 237 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 238 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 239 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 240 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 241 | |
bebe6398 JA |
242 | if (fio_server_parse_string(hostname, &client->hostname, |
243 | &client->is_sock, &client->port, | |
811826be JA |
244 | &client->addr.sin_addr, |
245 | &client->addr6.sin6_addr, | |
246 | &client->ipv6)) | |
bebe6398 | 247 | return -1; |
87aa8f19 | 248 | |
bebe6398 | 249 | client->fd = -1; |
a5276616 | 250 | client->ops = ops; |
5121a9aa | 251 | client->refs = 1; |
3c5f57e3 | 252 | |
81179eec JA |
253 | __fio_client_add_cmd_option(client, "fio"); |
254 | ||
a37f69b7 JA |
255 | flist_add(&client->list, &client_list); |
256 | nr_clients++; | |
bebe6398 JA |
257 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
258 | *cookie = client; | |
259 | return 0; | |
a37f69b7 JA |
260 | } |
261 | ||
87aa8f19 | 262 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 | 263 | { |
811826be JA |
264 | struct sockaddr *addr; |
265 | fio_socklen_t socklen; | |
266 | int fd, domain; | |
267 | ||
268 | if (client->ipv6) { | |
269 | client->addr6.sin6_family = AF_INET6; | |
270 | client->addr6.sin6_port = htons(client->port); | |
271 | domain = AF_INET6; | |
272 | addr = (struct sockaddr *) &client->addr6; | |
273 | socklen = sizeof(client->addr6); | |
274 | } else { | |
275 | client->addr.sin_family = AF_INET; | |
276 | client->addr.sin_port = htons(client->port); | |
277 | domain = AF_INET; | |
278 | addr = (struct sockaddr *) &client->addr; | |
279 | socklen = sizeof(client->addr); | |
280 | } | |
132159a5 | 281 | |
811826be | 282 | fd = socket(domain, SOCK_STREAM, 0); |
132159a5 JA |
283 | if (fd < 0) { |
284 | log_err("fio: socket: %s\n", strerror(errno)); | |
87aa8f19 | 285 | return -1; |
132159a5 JA |
286 | } |
287 | ||
811826be | 288 | if (connect(fd, addr, socklen) < 0) { |
132159a5 | 289 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
290 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
291 | client->port); | |
b94cba47 | 292 | close(fd); |
87aa8f19 JA |
293 | return -1; |
294 | } | |
295 | ||
296 | return fd; | |
297 | } | |
298 | ||
299 | static int fio_client_connect_sock(struct fio_client *client) | |
300 | { | |
301 | struct sockaddr_un *addr = &client->addr_un; | |
302 | fio_socklen_t len; | |
303 | int fd; | |
304 | ||
305 | memset(addr, 0, sizeof(*addr)); | |
306 | addr->sun_family = AF_UNIX; | |
307 | strcpy(addr->sun_path, client->hostname); | |
308 | ||
309 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
310 | if (fd < 0) { | |
311 | log_err("fio: socket: %s\n", strerror(errno)); | |
312 | return -1; | |
313 | } | |
314 | ||
315 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
316 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
317 | log_err("fio: connect; %s\n", strerror(errno)); | |
b94cba47 | 318 | close(fd); |
87aa8f19 | 319 | return -1; |
132159a5 JA |
320 | } |
321 | ||
87aa8f19 JA |
322 | return fd; |
323 | } | |
324 | ||
325 | static int fio_client_connect(struct fio_client *client) | |
326 | { | |
327 | int fd; | |
328 | ||
329 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
330 | ||
87aa8f19 JA |
331 | if (client->is_sock) |
332 | fd = fio_client_connect_sock(client); | |
333 | else | |
334 | fd = fio_client_connect_ip(client); | |
335 | ||
89c1707c JA |
336 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
337 | ||
87aa8f19 JA |
338 | if (fd < 0) |
339 | return 1; | |
340 | ||
b66570dc | 341 | client->fd = fd; |
bebe6398 | 342 | fio_client_add_hash(client); |
81179eec | 343 | client->state = Client_connected; |
132159a5 JA |
344 | return 0; |
345 | } | |
346 | ||
cc0df00a JA |
347 | void fio_clients_terminate(void) |
348 | { | |
349 | struct flist_head *entry; | |
350 | struct fio_client *client; | |
351 | ||
60efd14e JA |
352 | dprint(FD_NET, "client: terminate clients\n"); |
353 | ||
cc0df00a JA |
354 | flist_for_each(entry, &client_list) { |
355 | client = flist_entry(entry, struct fio_client, list); | |
356 | ||
89c1707c | 357 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0, NULL); |
cc0df00a JA |
358 | } |
359 | } | |
360 | ||
361 | static void sig_int(int sig) | |
362 | { | |
bebe6398 | 363 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
364 | fio_clients_terminate(); |
365 | } | |
366 | ||
367 | static void client_signal_handler(void) | |
368 | { | |
369 | struct sigaction act; | |
370 | ||
371 | memset(&act, 0, sizeof(act)); | |
372 | act.sa_handler = sig_int; | |
373 | act.sa_flags = SA_RESTART; | |
374 | sigaction(SIGINT, &act, NULL); | |
375 | ||
376 | memset(&act, 0, sizeof(act)); | |
377 | act.sa_handler = sig_int; | |
378 | act.sa_flags = SA_RESTART; | |
379 | sigaction(SIGTERM, &act, NULL); | |
380 | } | |
381 | ||
0b8f30a5 JA |
382 | static void probe_client(struct fio_client *client) |
383 | { | |
60efd14e JA |
384 | dprint(FD_NET, "client: send probe\n"); |
385 | ||
89c1707c | 386 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_PROBE, 0, &client->cmd_list); |
0b8f30a5 JA |
387 | } |
388 | ||
81179eec JA |
389 | static int send_client_cmd_line(struct fio_client *client) |
390 | { | |
fa2ea806 JA |
391 | struct cmd_single_line_pdu *cslp; |
392 | struct cmd_line_pdu *clp; | |
393 | unsigned long offset; | |
7f868316 | 394 | unsigned int *lens; |
fa2ea806 JA |
395 | void *pdu; |
396 | size_t mem; | |
81179eec JA |
397 | int i, ret; |
398 | ||
39e8e016 | 399 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 400 | |
7f868316 JA |
401 | lens = malloc(client->argc * sizeof(unsigned int)); |
402 | ||
fa2ea806 JA |
403 | /* |
404 | * Find out how much mem we need | |
405 | */ | |
7f868316 JA |
406 | for (i = 0, mem = 0; i < client->argc; i++) { |
407 | lens[i] = strlen(client->argv[i]) + 1; | |
408 | mem += lens[i]; | |
409 | } | |
fa2ea806 JA |
410 | |
411 | /* | |
412 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
413 | */ | |
414 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
415 | ||
416 | pdu = malloc(mem); | |
417 | clp = pdu; | |
418 | offset = sizeof(*clp); | |
419 | ||
420 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 421 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
422 | |
423 | cslp = pdu + offset; | |
424 | strcpy((char *) cslp->text, client->argv[i]); | |
425 | cslp->len = cpu_to_le16(arg_len); | |
426 | offset += sizeof(*cslp) + arg_len; | |
427 | } | |
81179eec | 428 | |
7f868316 | 429 | free(lens); |
fa2ea806 | 430 | clp->lines = cpu_to_le16(client->argc); |
af9c9fb3 | 431 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, 0); |
81179eec JA |
432 | free(pdu); |
433 | return ret; | |
434 | } | |
435 | ||
a37f69b7 JA |
436 | int fio_clients_connect(void) |
437 | { | |
438 | struct fio_client *client; | |
439 | struct flist_head *entry, *tmp; | |
440 | int ret; | |
441 | ||
93bcfd20 BC |
442 | #ifdef WIN32 |
443 | WSADATA wsd; | |
444 | WSAStartup(MAKEWORD(2,2), &wsd); | |
445 | #endif | |
446 | ||
60efd14e JA |
447 | dprint(FD_NET, "client: connect all\n"); |
448 | ||
cc0df00a JA |
449 | client_signal_handler(); |
450 | ||
a37f69b7 JA |
451 | flist_for_each_safe(entry, tmp, &client_list) { |
452 | client = flist_entry(entry, struct fio_client, list); | |
453 | ||
454 | ret = fio_client_connect(client); | |
0b8f30a5 | 455 | if (ret) { |
a37f69b7 | 456 | remove_client(client); |
0b8f30a5 JA |
457 | continue; |
458 | } | |
459 | ||
460 | probe_client(client); | |
81179eec JA |
461 | |
462 | if (client->argc > 1) | |
463 | send_client_cmd_line(client); | |
a37f69b7 JA |
464 | } |
465 | ||
466 | return !nr_clients; | |
467 | } | |
468 | ||
132159a5 JA |
469 | /* |
470 | * Send file contents to server backend. We could use sendfile(), but to remain | |
471 | * more portable lets just read/write the darn thing. | |
472 | */ | |
a37f69b7 | 473 | static int fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 JA |
474 | { |
475 | struct stat sb; | |
476 | char *p, *buf; | |
477 | off_t len; | |
478 | int fd, ret; | |
479 | ||
46c48f1f JA |
480 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
481 | ||
132159a5 JA |
482 | fd = open(filename, O_RDONLY); |
483 | if (fd < 0) { | |
e951bdc4 | 484 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
132159a5 JA |
485 | return 1; |
486 | } | |
487 | ||
488 | if (fstat(fd, &sb) < 0) { | |
489 | log_err("fio: job file stat: %s\n", strerror(errno)); | |
b94cba47 | 490 | close(fd); |
132159a5 JA |
491 | return 1; |
492 | } | |
493 | ||
494 | buf = malloc(sb.st_size); | |
495 | ||
496 | len = sb.st_size; | |
497 | p = buf; | |
498 | do { | |
499 | ret = read(fd, p, len); | |
500 | if (ret > 0) { | |
501 | len -= ret; | |
502 | if (!len) | |
503 | break; | |
504 | p += ret; | |
505 | continue; | |
506 | } else if (!ret) | |
507 | break; | |
508 | else if (errno == EAGAIN || errno == EINTR) | |
509 | continue; | |
510 | } while (1); | |
511 | ||
0b8f30a5 JA |
512 | if (len) { |
513 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 514 | close(fd); |
c524ef72 | 515 | free(buf); |
0b8f30a5 JA |
516 | return 1; |
517 | } | |
518 | ||
c2cb6869 | 519 | client->sent_job = 1; |
af9c9fb3 | 520 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size, 0); |
132159a5 | 521 | free(buf); |
b94cba47 | 522 | close(fd); |
132159a5 JA |
523 | return ret; |
524 | } | |
37db14fe | 525 | |
a37f69b7 JA |
526 | int fio_clients_send_ini(const char *filename) |
527 | { | |
528 | struct fio_client *client; | |
529 | struct flist_head *entry, *tmp; | |
530 | ||
531 | flist_for_each_safe(entry, tmp, &client_list) { | |
532 | client = flist_entry(entry, struct fio_client, list); | |
533 | ||
534 | if (fio_client_send_ini(client, filename)) | |
535 | remove_client(client); | |
c2cb6869 JA |
536 | |
537 | client->sent_job = 1; | |
a37f69b7 JA |
538 | } |
539 | ||
540 | return !nr_clients; | |
541 | } | |
542 | ||
a64e88da JA |
543 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
544 | { | |
545 | dst->max_val = le64_to_cpu(src->max_val); | |
546 | dst->min_val = le64_to_cpu(src->min_val); | |
547 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
548 | |
549 | /* | |
550 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
551 | */ | |
552 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
553 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
554 | } |
555 | ||
556 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
557 | { | |
558 | int i, j; | |
559 | ||
560 | dst->error = le32_to_cpu(src->error); | |
561 | dst->groupid = le32_to_cpu(src->groupid); | |
562 | dst->pid = le32_to_cpu(src->pid); | |
563 | dst->members = le32_to_cpu(src->members); | |
564 | ||
565 | for (i = 0; i < 2; i++) { | |
566 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); | |
567 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
568 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
569 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
570 | } | |
571 | ||
572 | dst->usr_time = le64_to_cpu(src->usr_time); | |
573 | dst->sys_time = le64_to_cpu(src->sys_time); | |
574 | dst->ctx = le64_to_cpu(src->ctx); | |
575 | dst->minf = le64_to_cpu(src->minf); | |
576 | dst->majf = le64_to_cpu(src->majf); | |
577 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
578 | |
579 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
580 | fio_fp64_t *fps = &src->percentile_list[i]; | |
581 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
582 | ||
583 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
584 | } | |
a64e88da JA |
585 | |
586 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
587 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
588 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
589 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
590 | } | |
591 | ||
592 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
593 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
594 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
595 | } | |
596 | ||
597 | for (i = 0; i < 2; i++) | |
598 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
599 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
600 | ||
601 | for (i = 0; i < 3; i++) { | |
602 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); | |
93eee04a | 603 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
604 | } |
605 | ||
606 | dst->total_submit = le64_to_cpu(src->total_submit); | |
607 | dst->total_complete = le64_to_cpu(src->total_complete); | |
608 | ||
609 | for (i = 0; i < 2; i++) { | |
610 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); | |
611 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
612 | } | |
613 | ||
614 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
615 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
616 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
617 | dst->first_error = le32_to_cpu(src->first_error); |
618 | dst->kb_base = le32_to_cpu(src->kb_base); | |
a64e88da JA |
619 | } |
620 | ||
621 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
622 | { | |
623 | int i; | |
624 | ||
625 | for (i = 0; i < 2; i++) { | |
626 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); | |
627 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
628 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
629 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
630 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
631 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
632 | } | |
633 | ||
634 | dst->kb_base = le32_to_cpu(src->kb_base); | |
635 | dst->groupid = le32_to_cpu(src->groupid); | |
636 | } | |
637 | ||
89e5fad9 | 638 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
639 | { |
640 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
641 | ||
a64e88da | 642 | show_thread_status(&p->ts, &p->rs); |
37f0c1ae JA |
643 | |
644 | if (sum_stat_clients == 1) | |
645 | return; | |
646 | ||
647 | sum_thread_stats(&client_ts, &p->ts, sum_stat_nr); | |
648 | sum_group_stats(&client_gs, &p->rs); | |
649 | ||
650 | client_ts.members++; | |
651 | client_ts.groupid = p->ts.groupid; | |
652 | ||
653 | if (++sum_stat_nr == sum_stat_clients) { | |
654 | strcpy(client_ts.name, "All clients"); | |
655 | show_thread_status(&client_ts, &client_gs); | |
656 | } | |
a64e88da JA |
657 | } |
658 | ||
89e5fad9 | 659 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
660 | { |
661 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
662 | ||
a64e88da JA |
663 | show_group_stats(gs); |
664 | } | |
665 | ||
3bf236c0 JA |
666 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd) |
667 | { | |
668 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
669 | const char *buf = (const char *) pdu->buf; | |
670 | const char *name; | |
671 | int fio_unused ret; | |
672 | ||
673 | name = client->name ? client->name : client->hostname; | |
674 | ||
675 | if (!client->skip_newline) | |
676 | fprintf(f_out, "<%s> ", name); | |
677 | ret = fwrite(buf, pdu->buf_len, 1, f_out); | |
678 | fflush(f_out); | |
679 | client->skip_newline = strchr(buf, '\n') == NULL; | |
680 | } | |
681 | ||
d09a64a0 JA |
682 | static void convert_agg(struct disk_util_agg *agg) |
683 | { | |
684 | int i; | |
685 | ||
686 | for (i = 0; i < 2; i++) { | |
687 | agg->ios[i] = le32_to_cpu(agg->ios[i]); | |
688 | agg->merges[i] = le32_to_cpu(agg->merges[i]); | |
689 | agg->sectors[i] = le64_to_cpu(agg->sectors[i]); | |
690 | agg->ticks[i] = le32_to_cpu(agg->ticks[i]); | |
691 | } | |
692 | ||
693 | agg->io_ticks = le32_to_cpu(agg->io_ticks); | |
694 | agg->time_in_queue = le32_to_cpu(agg->time_in_queue); | |
695 | agg->slavecount = le32_to_cpu(agg->slavecount); | |
823ba54b | 696 | agg->max_util.u.f = fio_uint64_to_double(__le64_to_cpu(agg->max_util.u.i)); |
d09a64a0 JA |
697 | } |
698 | ||
699 | static void convert_dus(struct disk_util_stat *dus) | |
700 | { | |
701 | int i; | |
702 | ||
703 | for (i = 0; i < 2; i++) { | |
704 | dus->ios[i] = le32_to_cpu(dus->ios[i]); | |
705 | dus->merges[i] = le32_to_cpu(dus->merges[i]); | |
706 | dus->sectors[i] = le64_to_cpu(dus->sectors[i]); | |
707 | dus->ticks[i] = le32_to_cpu(dus->ticks[i]); | |
708 | } | |
709 | ||
710 | dus->io_ticks = le32_to_cpu(dus->io_ticks); | |
711 | dus->time_in_queue = le32_to_cpu(dus->time_in_queue); | |
712 | dus->msec = le64_to_cpu(dus->msec); | |
713 | } | |
714 | ||
715 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd) | |
716 | { | |
717 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
718 | ||
d09a64a0 JA |
719 | if (!client->disk_stats_shown) { |
720 | client->disk_stats_shown = 1; | |
721 | log_info("\nDisk stats (read/write):\n"); | |
722 | } | |
723 | ||
f2f788dd | 724 | print_disk_util(&du->dus, &du->agg, terse_output); |
d09a64a0 JA |
725 | } |
726 | ||
3bf236c0 | 727 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 728 | { |
cf451d1e JA |
729 | int i; |
730 | ||
731 | je->nr_running = le32_to_cpu(je->nr_running); | |
732 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
733 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
734 | je->files_open = le32_to_cpu(je->files_open); | |
cf451d1e JA |
735 | |
736 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
737 | je->m_rate[i] = le32_to_cpu(je->m_rate[i]); |
738 | je->t_rate[i] = le32_to_cpu(je->t_rate[i]); | |
739 | je->m_iops[i] = le32_to_cpu(je->m_iops[i]); | |
740 | je->t_iops[i] = le32_to_cpu(je->t_iops[i]); | |
cf451d1e JA |
741 | je->rate[i] = le32_to_cpu(je->rate[i]); |
742 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
743 | } | |
744 | ||
b51eedb7 | 745 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 746 | je->eta_sec = le64_to_cpu(je->eta_sec); |
48fbb46e JA |
747 | } |
748 | ||
3e47bd25 | 749 | void fio_client_sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 750 | { |
48fbb46e JA |
751 | int i; |
752 | ||
753 | dst->nr_running += je->nr_running; | |
754 | dst->nr_ramp += je->nr_ramp; | |
755 | dst->nr_pending += je->nr_pending; | |
756 | dst->files_open += je->files_open; | |
48fbb46e JA |
757 | |
758 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
759 | dst->m_rate[i] += je->m_rate[i]; |
760 | dst->t_rate[i] += je->t_rate[i]; | |
761 | dst->m_iops[i] += je->m_iops[i]; | |
762 | dst->t_iops[i] += je->t_iops[i]; | |
48fbb46e JA |
763 | dst->rate[i] += je->rate[i]; |
764 | dst->iops[i] += je->iops[i]; | |
765 | } | |
766 | ||
767 | dst->elapsed_sec += je->elapsed_sec; | |
768 | ||
769 | if (je->eta_sec > dst->eta_sec) | |
770 | dst->eta_sec = je->eta_sec; | |
771 | } | |
772 | ||
a5276616 | 773 | void fio_client_dec_jobs_eta(struct client_eta *eta, client_eta_op eta_fn) |
82c1ed38 JA |
774 | { |
775 | if (!--eta->pending) { | |
a5276616 | 776 | eta_fn(&eta->eta); |
82c1ed38 JA |
777 | free(eta); |
778 | } | |
779 | } | |
780 | ||
89c1707c JA |
781 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
782 | { | |
783 | struct fio_net_int_cmd *icmd = NULL; | |
784 | struct flist_head *entry; | |
785 | ||
786 | flist_for_each(entry, &client->cmd_list) { | |
787 | icmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
788 | ||
df380934 | 789 | if (cmd->tag == (uintptr_t) icmd) |
89c1707c JA |
790 | break; |
791 | ||
792 | icmd = NULL; | |
793 | } | |
794 | ||
795 | if (!icmd) { | |
796 | log_err("fio: client: unable to find matching tag\n"); | |
797 | return; | |
798 | } | |
799 | ||
800 | flist_del(&icmd->list); | |
801 | cmd->tag = icmd->saved_tag; | |
802 | free(icmd); | |
803 | } | |
804 | ||
82c1ed38 | 805 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
806 | { |
807 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
df380934 | 808 | struct client_eta *eta = (struct client_eta *) (uintptr_t) cmd->tag; |
af9c9fb3 JA |
809 | |
810 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 811 | |
f77d2676 JA |
812 | assert(client->eta_in_flight == eta); |
813 | ||
814 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
815 | flist_del_init(&client->eta_list); |
816 | ||
3e47bd25 | 817 | fio_client_sum_jobs_eta(&eta->eta, je); |
a5276616 | 818 | fio_client_dec_jobs_eta(eta, client->ops->eta); |
cf451d1e JA |
819 | } |
820 | ||
b5296ddb | 821 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 JA |
822 | { |
823 | struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload; | |
d2333358 JA |
824 | const char *os, *arch; |
825 | char bit[16]; | |
2e03b4b2 | 826 | |
cca84643 JA |
827 | os = fio_get_os_string(probe->os); |
828 | if (!os) | |
829 | os = "unknown"; | |
830 | ||
831 | arch = fio_get_arch_string(probe->arch); | |
832 | if (!arch) | |
833 | os = "unknown"; | |
834 | ||
d2333358 | 835 | sprintf(bit, "%d-bit", probe->bpp * 8); |
38fdef22 JA |
836 | |
837 | log_info("hostname=%s, be=%u, %s, os=%s, arch=%s, fio=%u.%u.%u\n", | |
838 | probe->hostname, probe->bigendian, bit, os, arch, | |
839 | probe->fio_major, probe->fio_minor, probe->fio_patch); | |
b5296ddb JA |
840 | |
841 | if (!client->name) | |
842 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
843 | } |
844 | ||
11e950bd JA |
845 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd) |
846 | { | |
847 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
848 | ||
849 | client->state = Client_started; | |
850 | client->jobs = le32_to_cpu(pdu->jobs); | |
851 | } | |
852 | ||
853 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd) | |
854 | { | |
855 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
856 | ||
857 | client->state = Client_stopped; | |
858 | client->error = le32_to_cpu(pdu->error); | |
498c92c2 JA |
859 | |
860 | if (client->error) | |
861 | log_info("client <%s>: exited with error %d\n", client->hostname, client->error); | |
11e950bd JA |
862 | } |
863 | ||
084d1c6f JA |
864 | static void convert_text(struct fio_net_cmd *cmd) |
865 | { | |
866 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
867 | ||
868 | pdu->level = le32_to_cpu(pdu->level); | |
869 | pdu->buf_len = le32_to_cpu(pdu->buf_len); | |
870 | pdu->log_sec = le64_to_cpu(pdu->log_sec); | |
871 | pdu->log_usec = le64_to_cpu(pdu->log_usec); | |
872 | } | |
873 | ||
a5276616 | 874 | int fio_handle_client(struct fio_client *client) |
37db14fe | 875 | { |
a5276616 | 876 | struct client_ops *ops = client->ops; |
37db14fe JA |
877 | struct fio_net_cmd *cmd; |
878 | ||
60efd14e JA |
879 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
880 | ||
e951bdc4 JA |
881 | cmd = fio_net_recv_cmd(client->fd); |
882 | if (!cmd) | |
883 | return 0; | |
c2c94585 | 884 | |
89c1707c JA |
885 | dprint(FD_NET, "client: got cmd op %s from %s\n", |
886 | fio_server_op(cmd->opcode), client->hostname); | |
46c48f1f | 887 | |
e951bdc4 JA |
888 | switch (cmd->opcode) { |
889 | case FIO_NET_CMD_QUIT: | |
3ec62ec4 JA |
890 | if (ops->quit) |
891 | ops->quit(client); | |
e951bdc4 JA |
892 | remove_client(client); |
893 | free(cmd); | |
894 | break; | |
084d1c6f JA |
895 | case FIO_NET_CMD_TEXT: |
896 | convert_text(cmd); | |
897 | ops->text_op(client, cmd); | |
e951bdc4 JA |
898 | free(cmd); |
899 | break; | |
3bf236c0 JA |
900 | case FIO_NET_CMD_DU: { |
901 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
902 | ||
903 | convert_dus(&du->dus); | |
904 | convert_agg(&du->agg); | |
905 | ||
dd366728 | 906 | ops->disk_util(client, cmd); |
d09a64a0 JA |
907 | free(cmd); |
908 | break; | |
3bf236c0 JA |
909 | } |
910 | case FIO_NET_CMD_TS: { | |
911 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
912 | ||
913 | convert_ts(&p->ts, &p->ts); | |
914 | convert_gs(&p->rs, &p->rs); | |
915 | ||
89e5fad9 | 916 | ops->thread_status(client, cmd); |
e951bdc4 JA |
917 | free(cmd); |
918 | break; | |
3bf236c0 JA |
919 | } |
920 | case FIO_NET_CMD_GS: { | |
921 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
922 | ||
923 | convert_gs(gs, gs); | |
924 | ||
89e5fad9 | 925 | ops->group_stats(client, cmd); |
e951bdc4 JA |
926 | free(cmd); |
927 | break; | |
3bf236c0 JA |
928 | } |
929 | case FIO_NET_CMD_ETA: { | |
930 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
931 | ||
89c1707c | 932 | remove_reply_cmd(client, cmd); |
3bf236c0 | 933 | convert_jobs_eta(je); |
a5276616 | 934 | handle_eta(client, cmd); |
e951bdc4 JA |
935 | free(cmd); |
936 | break; | |
3bf236c0 | 937 | } |
e951bdc4 | 938 | case FIO_NET_CMD_PROBE: |
89c1707c | 939 | remove_reply_cmd(client, cmd); |
dd366728 | 940 | ops->probe(client, cmd); |
e951bdc4 JA |
941 | free(cmd); |
942 | break; | |
01be038e JA |
943 | case FIO_NET_CMD_RUN: |
944 | client->state = Client_running; | |
945 | free(cmd); | |
946 | break; | |
e951bdc4 | 947 | case FIO_NET_CMD_START: |
11e950bd | 948 | handle_start(client, cmd); |
e951bdc4 JA |
949 | free(cmd); |
950 | break; | |
951 | case FIO_NET_CMD_STOP: | |
11e950bd | 952 | handle_stop(client, cmd); |
e951bdc4 JA |
953 | free(cmd); |
954 | break; | |
807f9971 JA |
955 | case FIO_NET_CMD_ADD_JOB: |
956 | if (ops->add_job) | |
957 | ops->add_job(client, cmd); | |
958 | free(cmd); | |
959 | break; | |
e951bdc4 | 960 | default: |
89c1707c | 961 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 JA |
962 | free(cmd); |
963 | break; | |
37db14fe JA |
964 | } |
965 | ||
e951bdc4 | 966 | return 1; |
37db14fe | 967 | } |
b66570dc | 968 | |
a5276616 | 969 | static void request_client_etas(struct client_ops *ops) |
af9c9fb3 JA |
970 | { |
971 | struct fio_client *client; | |
972 | struct flist_head *entry; | |
973 | struct client_eta *eta; | |
82c1ed38 | 974 | int skipped = 0; |
af9c9fb3 JA |
975 | |
976 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
977 | ||
af9c9fb3 JA |
978 | eta = malloc(sizeof(*eta)); |
979 | memset(&eta->eta, 0, sizeof(eta->eta)); | |
980 | eta->pending = nr_clients; | |
981 | ||
982 | flist_for_each(entry, &client_list) { | |
983 | client = flist_entry(entry, struct fio_client, list); | |
984 | ||
82c1ed38 JA |
985 | if (!flist_empty(&client->eta_list)) { |
986 | skipped++; | |
987 | continue; | |
988 | } | |
01be038e JA |
989 | if (client->state != Client_running) |
990 | continue; | |
82c1ed38 | 991 | |
f77d2676 | 992 | assert(!client->eta_in_flight); |
82c1ed38 | 993 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 994 | client->eta_in_flight = eta; |
af9c9fb3 | 995 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
df380934 | 996 | (uintptr_t) eta, &client->cmd_list); |
af9c9fb3 JA |
997 | } |
998 | ||
82c1ed38 | 999 | while (skipped--) |
a5276616 | 1000 | fio_client_dec_jobs_eta(eta, ops->eta); |
82c1ed38 | 1001 | |
af9c9fb3 JA |
1002 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
1003 | } | |
1004 | ||
89c1707c JA |
1005 | static int client_check_cmd_timeout(struct fio_client *client, |
1006 | struct timeval *now) | |
1007 | { | |
1008 | struct fio_net_int_cmd *cmd; | |
1009 | struct flist_head *entry, *tmp; | |
1010 | int ret = 0; | |
1011 | ||
1012 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
1013 | cmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
1014 | ||
1015 | if (mtime_since(&cmd->tv, now) < FIO_NET_CLIENT_TIMEOUT) | |
1016 | continue; | |
1017 | ||
1018 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
1019 | fio_server_op(cmd->cmd.opcode)); | |
1020 | flist_del(&cmd->list); | |
1021 | free(cmd); | |
1022 | ret = 1; | |
1023 | } | |
1024 | ||
1025 | return flist_empty(&client->cmd_list) && ret; | |
1026 | } | |
1027 | ||
a5276616 | 1028 | static int fio_check_clients_timed_out(void) |
89c1707c JA |
1029 | { |
1030 | struct fio_client *client; | |
1031 | struct flist_head *entry, *tmp; | |
1032 | struct timeval tv; | |
1033 | int ret = 0; | |
1034 | ||
1035 | gettimeofday(&tv, NULL); | |
1036 | ||
1037 | flist_for_each_safe(entry, tmp, &client_list) { | |
1038 | client = flist_entry(entry, struct fio_client, list); | |
1039 | ||
1040 | if (flist_empty(&client->cmd_list)) | |
1041 | continue; | |
1042 | ||
1043 | if (!client_check_cmd_timeout(client, &tv)) | |
1044 | continue; | |
1045 | ||
a5276616 JA |
1046 | if (client->ops->timed_out) |
1047 | client->ops->timed_out(client); | |
ed727a46 JA |
1048 | else |
1049 | log_err("fio: client %s timed out\n", client->hostname); | |
1050 | ||
89c1707c JA |
1051 | remove_client(client); |
1052 | ret = 1; | |
1053 | } | |
1054 | ||
1055 | return ret; | |
1056 | } | |
1057 | ||
dd366728 | 1058 | int fio_handle_clients(struct client_ops *ops) |
b66570dc | 1059 | { |
b66570dc | 1060 | struct pollfd *pfds; |
498c92c2 | 1061 | int i, ret = 0, retval = 0; |
b66570dc | 1062 | |
af9c9fb3 JA |
1063 | gettimeofday(&eta_tv, NULL); |
1064 | ||
b66570dc JA |
1065 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
1066 | ||
37f0c1ae JA |
1067 | sum_stat_clients = nr_clients; |
1068 | init_thread_stat(&client_ts); | |
1069 | init_group_run_stat(&client_gs); | |
1070 | ||
82a4be1b | 1071 | while (!exit_backend && nr_clients) { |
c2cb6869 JA |
1072 | struct flist_head *entry, *tmp; |
1073 | struct fio_client *client; | |
1074 | ||
82a4be1b | 1075 | i = 0; |
c2cb6869 | 1076 | flist_for_each_safe(entry, tmp, &client_list) { |
82a4be1b | 1077 | client = flist_entry(entry, struct fio_client, list); |
b66570dc | 1078 | |
a5276616 | 1079 | if (!client->sent_job && !client->ops->stay_connected && |
c2cb6869 JA |
1080 | flist_empty(&client->cmd_list)) { |
1081 | remove_client(client); | |
1082 | continue; | |
1083 | } | |
1084 | ||
82a4be1b JA |
1085 | pfds[i].fd = client->fd; |
1086 | pfds[i].events = POLLIN; | |
1087 | i++; | |
1088 | } | |
1089 | ||
c2cb6869 JA |
1090 | if (!nr_clients) |
1091 | break; | |
1092 | ||
82a4be1b | 1093 | assert(i == nr_clients); |
b66570dc | 1094 | |
5c2857f9 | 1095 | do { |
af9c9fb3 JA |
1096 | struct timeval tv; |
1097 | ||
1098 | gettimeofday(&tv, NULL); | |
1099 | if (mtime_since(&eta_tv, &tv) >= 900) { | |
a5276616 | 1100 | request_client_etas(ops); |
af9c9fb3 | 1101 | memcpy(&eta_tv, &tv, sizeof(tv)); |
89c1707c | 1102 | |
a5276616 | 1103 | if (fio_check_clients_timed_out()) |
89c1707c | 1104 | break; |
af9c9fb3 JA |
1105 | } |
1106 | ||
5c2857f9 JA |
1107 | ret = poll(pfds, nr_clients, 100); |
1108 | if (ret < 0) { | |
1109 | if (errno == EINTR) | |
1110 | continue; | |
1111 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
1112 | break; | |
1113 | } else if (!ret) | |
b66570dc | 1114 | continue; |
5c2857f9 | 1115 | } while (ret <= 0); |
b66570dc JA |
1116 | |
1117 | for (i = 0; i < nr_clients; i++) { | |
1118 | if (!(pfds[i].revents & POLLIN)) | |
1119 | continue; | |
1120 | ||
1121 | client = find_client_by_fd(pfds[i].fd); | |
1122 | if (!client) { | |
3c5f57e3 | 1123 | log_err("fio: unknown client fd %d\n", pfds[i].fd); |
b66570dc JA |
1124 | continue; |
1125 | } | |
a5276616 | 1126 | if (!fio_handle_client(client)) { |
28d3ab07 JA |
1127 | log_info("client: host=%s disconnected\n", |
1128 | client->hostname); | |
1129 | remove_client(client); | |
498c92c2 | 1130 | retval = 1; |
38990764 | 1131 | } else if (client->error) |
498c92c2 | 1132 | retval = 1; |
5121a9aa | 1133 | put_client(client); |
b66570dc JA |
1134 | } |
1135 | } | |
1136 | ||
1137 | free(pfds); | |
498c92c2 | 1138 | return retval; |
b66570dc | 1139 | } |