Commit | Line | Data |
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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 | |
82c1ed38 JA |
24 | struct client_eta { |
25 | struct jobs_eta eta; | |
26 | unsigned int pending; | |
27 | }; | |
28 | ||
b66570dc JA |
29 | struct fio_client { |
30 | struct flist_head list; | |
bebe6398 | 31 | struct flist_head hash_list; |
3f3a4542 | 32 | struct flist_head arg_list; |
811826be JA |
33 | union { |
34 | struct sockaddr_in addr; | |
35 | struct sockaddr_in6 addr6; | |
36 | struct sockaddr_un addr_un; | |
37 | }; | |
b66570dc | 38 | char *hostname; |
bebe6398 | 39 | int port; |
b66570dc | 40 | int fd; |
81179eec | 41 | |
b5296ddb JA |
42 | char *name; |
43 | ||
81179eec | 44 | int state; |
af9c9fb3 | 45 | |
17dd1764 | 46 | int skip_newline; |
87aa8f19 | 47 | int is_sock; |
d09a64a0 | 48 | int disk_stats_shown; |
11e950bd JA |
49 | unsigned int jobs; |
50 | int error; | |
811826be | 51 | int ipv6; |
c2cb6869 | 52 | int sent_job; |
82c1ed38 JA |
53 | |
54 | struct flist_head eta_list; | |
55 | struct client_eta *eta_in_flight; | |
81179eec | 56 | |
89c1707c JA |
57 | struct flist_head cmd_list; |
58 | ||
81179eec JA |
59 | uint16_t argc; |
60 | char **argv; | |
61 | }; | |
62 | ||
dd366728 SC |
63 | static void fio_client_text_op(struct fio_client *client, |
64 | FILE *f, __u16 pdu_len, const char *buf) | |
65 | { | |
66 | const char *name; | |
67 | int fio_unused ret; | |
68 | ||
69 | name = client->name ? client->name : client->hostname; | |
70 | ||
71 | if (!client->skip_newline) | |
72 | fprintf(f, "<%s> ", name); | |
73 | ret = fwrite(buf, pdu_len, 1, f); | |
74 | fflush(f); | |
75 | client->skip_newline = strchr(buf, '\n') == NULL; | |
76 | } | |
77 | ||
78 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd); | |
79 | static void handle_ts(struct fio_net_cmd *cmd); | |
80 | static void handle_gs(struct fio_net_cmd *cmd); | |
81 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd); | |
82 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd); | |
83 | ||
84 | struct client_ops fio_client_ops = { | |
85 | fio_client_text_op, | |
86 | handle_du, | |
87 | handle_ts, | |
88 | handle_gs, | |
89 | handle_eta, | |
90 | handle_probe, | |
91 | }; | |
92 | ||
af9c9fb3 | 93 | static struct timeval eta_tv; |
48fbb46e | 94 | |
81179eec | 95 | enum { |
5c2857f9 | 96 | Client_created = 0, |
81179eec JA |
97 | Client_connected = 1, |
98 | Client_started = 2, | |
01be038e JA |
99 | Client_running = 3, |
100 | Client_stopped = 4, | |
101 | Client_exited = 5, | |
b66570dc JA |
102 | }; |
103 | ||
104 | static FLIST_HEAD(client_list); | |
82c1ed38 | 105 | static FLIST_HEAD(eta_list); |
b66570dc | 106 | |
3f3a4542 JA |
107 | static FLIST_HEAD(arg_list); |
108 | ||
37f0c1ae JA |
109 | static struct thread_stat client_ts; |
110 | static struct group_run_stats client_gs; | |
111 | static int sum_stat_clients; | |
112 | static int sum_stat_nr; | |
113 | ||
3c5f57e3 JA |
114 | #define FIO_CLIENT_HASH_BITS 7 |
115 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
116 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 117 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 118 | |
dd366728 | 119 | static int handle_client(struct fio_client *client, struct client_ops *ops); |
82c1ed38 | 120 | static void dec_jobs_eta(struct client_eta *eta); |
0b8f30a5 | 121 | |
bebe6398 | 122 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
123 | { |
124 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
125 | ||
126 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 127 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
128 | } |
129 | ||
bebe6398 | 130 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 131 | { |
bebe6398 JA |
132 | if (!flist_empty(&client->hash_list)) |
133 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
134 | } |
135 | ||
136 | static void fio_init fio_client_hash_init(void) | |
137 | { | |
138 | int i; | |
139 | ||
bebe6398 JA |
140 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
141 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
142 | } |
143 | ||
b66570dc JA |
144 | static struct fio_client *find_client_by_fd(int fd) |
145 | { | |
3c5f57e3 | 146 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
147 | struct fio_client *client; |
148 | struct flist_head *entry; | |
149 | ||
bebe6398 JA |
150 | flist_for_each(entry, &client_hash[bucket]) { |
151 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc JA |
152 | |
153 | if (client->fd == fd) | |
154 | return client; | |
155 | } | |
156 | ||
157 | return NULL; | |
158 | } | |
159 | ||
b66570dc JA |
160 | static void remove_client(struct fio_client *client) |
161 | { | |
39e8e016 | 162 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
b66570dc | 163 | flist_del(&client->list); |
3c5f57e3 | 164 | |
bebe6398 | 165 | fio_client_remove_hash(client); |
81179eec | 166 | |
82c1ed38 JA |
167 | if (!flist_empty(&client->eta_list)) { |
168 | flist_del_init(&client->eta_list); | |
169 | dec_jobs_eta(client->eta_in_flight); | |
170 | } | |
af9c9fb3 | 171 | |
b66570dc | 172 | free(client->hostname); |
81179eec JA |
173 | if (client->argv) |
174 | free(client->argv); | |
b5296ddb JA |
175 | if (client->name) |
176 | free(client->name); | |
81179eec | 177 | |
b66570dc | 178 | free(client); |
3c5f57e3 | 179 | nr_clients--; |
5fd0acbd | 180 | sum_stat_clients--; |
b66570dc | 181 | } |
132159a5 | 182 | |
fa2ea806 JA |
183 | static void __fio_client_add_cmd_option(struct fio_client *client, |
184 | const char *opt) | |
81179eec | 185 | { |
39e8e016 JA |
186 | int index; |
187 | ||
188 | index = client->argc++; | |
81179eec | 189 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
190 | client->argv[index] = strdup(opt); |
191 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
192 | } |
193 | ||
fa2ea806 | 194 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 195 | { |
bebe6398 | 196 | struct fio_client *client = cookie; |
3f3a4542 | 197 | struct flist_head *entry; |
81179eec | 198 | |
bebe6398 | 199 | if (!client || !opt) |
fa2ea806 | 200 | return; |
81179eec | 201 | |
fa2ea806 | 202 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
203 | |
204 | /* | |
205 | * Duplicate arguments to shared client group | |
206 | */ | |
207 | flist_for_each(entry, &arg_list) { | |
208 | client = flist_entry(entry, struct fio_client, arg_list); | |
209 | ||
210 | __fio_client_add_cmd_option(client, opt); | |
211 | } | |
81179eec JA |
212 | } |
213 | ||
bebe6398 | 214 | int fio_client_add(const char *hostname, void **cookie) |
132159a5 | 215 | { |
3f3a4542 | 216 | struct fio_client *existing = *cookie; |
b66570dc | 217 | struct fio_client *client; |
132159a5 | 218 | |
3f3a4542 JA |
219 | if (existing) { |
220 | /* | |
221 | * We always add our "exec" name as the option, hence 1 | |
222 | * means empty. | |
223 | */ | |
224 | if (existing->argc == 1) | |
225 | flist_add_tail(&existing->arg_list, &arg_list); | |
226 | else { | |
227 | while (!flist_empty(&arg_list)) | |
228 | flist_del_init(arg_list.next); | |
229 | } | |
230 | } | |
231 | ||
b66570dc | 232 | client = malloc(sizeof(*client)); |
a37f69b7 | 233 | memset(client, 0, sizeof(*client)); |
81179eec | 234 | |
3c5f57e3 | 235 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 236 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 237 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 238 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 239 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 240 | |
bebe6398 JA |
241 | if (fio_server_parse_string(hostname, &client->hostname, |
242 | &client->is_sock, &client->port, | |
811826be JA |
243 | &client->addr.sin_addr, |
244 | &client->addr6.sin6_addr, | |
245 | &client->ipv6)) | |
bebe6398 | 246 | return -1; |
87aa8f19 | 247 | |
bebe6398 | 248 | client->fd = -1; |
3c5f57e3 | 249 | |
81179eec JA |
250 | __fio_client_add_cmd_option(client, "fio"); |
251 | ||
a37f69b7 JA |
252 | flist_add(&client->list, &client_list); |
253 | nr_clients++; | |
bebe6398 JA |
254 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
255 | *cookie = client; | |
256 | return 0; | |
a37f69b7 JA |
257 | } |
258 | ||
87aa8f19 | 259 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 | 260 | { |
811826be JA |
261 | struct sockaddr *addr; |
262 | fio_socklen_t socklen; | |
263 | int fd, domain; | |
264 | ||
265 | if (client->ipv6) { | |
266 | client->addr6.sin6_family = AF_INET6; | |
267 | client->addr6.sin6_port = htons(client->port); | |
268 | domain = AF_INET6; | |
269 | addr = (struct sockaddr *) &client->addr6; | |
270 | socklen = sizeof(client->addr6); | |
271 | } else { | |
272 | client->addr.sin_family = AF_INET; | |
273 | client->addr.sin_port = htons(client->port); | |
274 | domain = AF_INET; | |
275 | addr = (struct sockaddr *) &client->addr; | |
276 | socklen = sizeof(client->addr); | |
277 | } | |
132159a5 | 278 | |
811826be | 279 | fd = socket(domain, SOCK_STREAM, 0); |
132159a5 JA |
280 | if (fd < 0) { |
281 | log_err("fio: socket: %s\n", strerror(errno)); | |
87aa8f19 | 282 | return -1; |
132159a5 JA |
283 | } |
284 | ||
811826be | 285 | if (connect(fd, addr, socklen) < 0) { |
132159a5 | 286 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
287 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
288 | client->port); | |
b94cba47 | 289 | close(fd); |
87aa8f19 JA |
290 | return -1; |
291 | } | |
292 | ||
293 | return fd; | |
294 | } | |
295 | ||
296 | static int fio_client_connect_sock(struct fio_client *client) | |
297 | { | |
298 | struct sockaddr_un *addr = &client->addr_un; | |
299 | fio_socklen_t len; | |
300 | int fd; | |
301 | ||
302 | memset(addr, 0, sizeof(*addr)); | |
303 | addr->sun_family = AF_UNIX; | |
304 | strcpy(addr->sun_path, client->hostname); | |
305 | ||
306 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
307 | if (fd < 0) { | |
308 | log_err("fio: socket: %s\n", strerror(errno)); | |
309 | return -1; | |
310 | } | |
311 | ||
312 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
313 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
314 | log_err("fio: connect; %s\n", strerror(errno)); | |
b94cba47 | 315 | close(fd); |
87aa8f19 | 316 | return -1; |
132159a5 JA |
317 | } |
318 | ||
87aa8f19 JA |
319 | return fd; |
320 | } | |
321 | ||
322 | static int fio_client_connect(struct fio_client *client) | |
323 | { | |
324 | int fd; | |
325 | ||
326 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
327 | ||
87aa8f19 JA |
328 | if (client->is_sock) |
329 | fd = fio_client_connect_sock(client); | |
330 | else | |
331 | fd = fio_client_connect_ip(client); | |
332 | ||
89c1707c JA |
333 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
334 | ||
87aa8f19 JA |
335 | if (fd < 0) |
336 | return 1; | |
337 | ||
b66570dc | 338 | client->fd = fd; |
bebe6398 | 339 | fio_client_add_hash(client); |
81179eec | 340 | client->state = Client_connected; |
132159a5 JA |
341 | return 0; |
342 | } | |
343 | ||
cc0df00a JA |
344 | void fio_clients_terminate(void) |
345 | { | |
346 | struct flist_head *entry; | |
347 | struct fio_client *client; | |
348 | ||
60efd14e JA |
349 | dprint(FD_NET, "client: terminate clients\n"); |
350 | ||
cc0df00a JA |
351 | flist_for_each(entry, &client_list) { |
352 | client = flist_entry(entry, struct fio_client, list); | |
353 | ||
89c1707c | 354 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0, NULL); |
cc0df00a JA |
355 | } |
356 | } | |
357 | ||
358 | static void sig_int(int sig) | |
359 | { | |
bebe6398 | 360 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
361 | fio_clients_terminate(); |
362 | } | |
363 | ||
364 | static void client_signal_handler(void) | |
365 | { | |
366 | struct sigaction act; | |
367 | ||
368 | memset(&act, 0, sizeof(act)); | |
369 | act.sa_handler = sig_int; | |
370 | act.sa_flags = SA_RESTART; | |
371 | sigaction(SIGINT, &act, NULL); | |
372 | ||
373 | memset(&act, 0, sizeof(act)); | |
374 | act.sa_handler = sig_int; | |
375 | act.sa_flags = SA_RESTART; | |
376 | sigaction(SIGTERM, &act, NULL); | |
377 | } | |
378 | ||
0b8f30a5 JA |
379 | static void probe_client(struct fio_client *client) |
380 | { | |
60efd14e JA |
381 | dprint(FD_NET, "client: send probe\n"); |
382 | ||
89c1707c | 383 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_PROBE, 0, &client->cmd_list); |
0b8f30a5 JA |
384 | } |
385 | ||
81179eec JA |
386 | static int send_client_cmd_line(struct fio_client *client) |
387 | { | |
fa2ea806 JA |
388 | struct cmd_single_line_pdu *cslp; |
389 | struct cmd_line_pdu *clp; | |
390 | unsigned long offset; | |
7f868316 | 391 | unsigned int *lens; |
fa2ea806 JA |
392 | void *pdu; |
393 | size_t mem; | |
81179eec JA |
394 | int i, ret; |
395 | ||
39e8e016 | 396 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 397 | |
7f868316 JA |
398 | lens = malloc(client->argc * sizeof(unsigned int)); |
399 | ||
fa2ea806 JA |
400 | /* |
401 | * Find out how much mem we need | |
402 | */ | |
7f868316 JA |
403 | for (i = 0, mem = 0; i < client->argc; i++) { |
404 | lens[i] = strlen(client->argv[i]) + 1; | |
405 | mem += lens[i]; | |
406 | } | |
fa2ea806 JA |
407 | |
408 | /* | |
409 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
410 | */ | |
411 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
412 | ||
413 | pdu = malloc(mem); | |
414 | clp = pdu; | |
415 | offset = sizeof(*clp); | |
416 | ||
417 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 418 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
419 | |
420 | cslp = pdu + offset; | |
421 | strcpy((char *) cslp->text, client->argv[i]); | |
422 | cslp->len = cpu_to_le16(arg_len); | |
423 | offset += sizeof(*cslp) + arg_len; | |
424 | } | |
81179eec | 425 | |
7f868316 | 426 | free(lens); |
fa2ea806 | 427 | clp->lines = cpu_to_le16(client->argc); |
af9c9fb3 | 428 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, 0); |
81179eec JA |
429 | free(pdu); |
430 | return ret; | |
431 | } | |
432 | ||
a37f69b7 JA |
433 | int fio_clients_connect(void) |
434 | { | |
435 | struct fio_client *client; | |
436 | struct flist_head *entry, *tmp; | |
437 | int ret; | |
438 | ||
93bcfd20 BC |
439 | #ifdef WIN32 |
440 | WSADATA wsd; | |
441 | WSAStartup(MAKEWORD(2,2), &wsd); | |
442 | #endif | |
443 | ||
60efd14e JA |
444 | dprint(FD_NET, "client: connect all\n"); |
445 | ||
cc0df00a JA |
446 | client_signal_handler(); |
447 | ||
a37f69b7 JA |
448 | flist_for_each_safe(entry, tmp, &client_list) { |
449 | client = flist_entry(entry, struct fio_client, list); | |
450 | ||
451 | ret = fio_client_connect(client); | |
0b8f30a5 | 452 | if (ret) { |
a37f69b7 | 453 | remove_client(client); |
0b8f30a5 JA |
454 | continue; |
455 | } | |
456 | ||
457 | probe_client(client); | |
81179eec JA |
458 | |
459 | if (client->argc > 1) | |
460 | send_client_cmd_line(client); | |
a37f69b7 JA |
461 | } |
462 | ||
463 | return !nr_clients; | |
464 | } | |
465 | ||
132159a5 JA |
466 | /* |
467 | * Send file contents to server backend. We could use sendfile(), but to remain | |
468 | * more portable lets just read/write the darn thing. | |
469 | */ | |
a37f69b7 | 470 | static int fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 JA |
471 | { |
472 | struct stat sb; | |
473 | char *p, *buf; | |
474 | off_t len; | |
475 | int fd, ret; | |
476 | ||
46c48f1f JA |
477 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
478 | ||
132159a5 JA |
479 | fd = open(filename, O_RDONLY); |
480 | if (fd < 0) { | |
e951bdc4 | 481 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
132159a5 JA |
482 | return 1; |
483 | } | |
484 | ||
485 | if (fstat(fd, &sb) < 0) { | |
486 | log_err("fio: job file stat: %s\n", strerror(errno)); | |
b94cba47 | 487 | close(fd); |
132159a5 JA |
488 | return 1; |
489 | } | |
490 | ||
491 | buf = malloc(sb.st_size); | |
492 | ||
493 | len = sb.st_size; | |
494 | p = buf; | |
495 | do { | |
496 | ret = read(fd, p, len); | |
497 | if (ret > 0) { | |
498 | len -= ret; | |
499 | if (!len) | |
500 | break; | |
501 | p += ret; | |
502 | continue; | |
503 | } else if (!ret) | |
504 | break; | |
505 | else if (errno == EAGAIN || errno == EINTR) | |
506 | continue; | |
507 | } while (1); | |
508 | ||
0b8f30a5 JA |
509 | if (len) { |
510 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 511 | close(fd); |
c524ef72 | 512 | free(buf); |
0b8f30a5 JA |
513 | return 1; |
514 | } | |
515 | ||
c2cb6869 | 516 | client->sent_job = 1; |
af9c9fb3 | 517 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size, 0); |
132159a5 | 518 | free(buf); |
b94cba47 | 519 | close(fd); |
132159a5 JA |
520 | return ret; |
521 | } | |
37db14fe | 522 | |
a37f69b7 JA |
523 | int fio_clients_send_ini(const char *filename) |
524 | { | |
525 | struct fio_client *client; | |
526 | struct flist_head *entry, *tmp; | |
527 | ||
528 | flist_for_each_safe(entry, tmp, &client_list) { | |
529 | client = flist_entry(entry, struct fio_client, list); | |
530 | ||
531 | if (fio_client_send_ini(client, filename)) | |
532 | remove_client(client); | |
c2cb6869 JA |
533 | |
534 | client->sent_job = 1; | |
a37f69b7 JA |
535 | } |
536 | ||
537 | return !nr_clients; | |
538 | } | |
539 | ||
a64e88da JA |
540 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
541 | { | |
542 | dst->max_val = le64_to_cpu(src->max_val); | |
543 | dst->min_val = le64_to_cpu(src->min_val); | |
544 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
545 | |
546 | /* | |
547 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
548 | */ | |
549 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
550 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
551 | } |
552 | ||
553 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
554 | { | |
555 | int i, j; | |
556 | ||
557 | dst->error = le32_to_cpu(src->error); | |
558 | dst->groupid = le32_to_cpu(src->groupid); | |
559 | dst->pid = le32_to_cpu(src->pid); | |
560 | dst->members = le32_to_cpu(src->members); | |
561 | ||
562 | for (i = 0; i < 2; i++) { | |
563 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); | |
564 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
565 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
566 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
567 | } | |
568 | ||
569 | dst->usr_time = le64_to_cpu(src->usr_time); | |
570 | dst->sys_time = le64_to_cpu(src->sys_time); | |
571 | dst->ctx = le64_to_cpu(src->ctx); | |
572 | dst->minf = le64_to_cpu(src->minf); | |
573 | dst->majf = le64_to_cpu(src->majf); | |
574 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
575 | |
576 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
577 | fio_fp64_t *fps = &src->percentile_list[i]; | |
578 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
579 | ||
580 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
581 | } | |
a64e88da JA |
582 | |
583 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
584 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
585 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
586 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
587 | } | |
588 | ||
589 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
590 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
591 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
592 | } | |
593 | ||
594 | for (i = 0; i < 2; i++) | |
595 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
596 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
597 | ||
598 | for (i = 0; i < 3; i++) { | |
599 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); | |
93eee04a | 600 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
601 | } |
602 | ||
603 | dst->total_submit = le64_to_cpu(src->total_submit); | |
604 | dst->total_complete = le64_to_cpu(src->total_complete); | |
605 | ||
606 | for (i = 0; i < 2; i++) { | |
607 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); | |
608 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
609 | } | |
610 | ||
611 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
612 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
613 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
614 | dst->first_error = le32_to_cpu(src->first_error); |
615 | dst->kb_base = le32_to_cpu(src->kb_base); | |
a64e88da JA |
616 | } |
617 | ||
618 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
619 | { | |
620 | int i; | |
621 | ||
622 | for (i = 0; i < 2; i++) { | |
623 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); | |
624 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
625 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
626 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
627 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
628 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
629 | } | |
630 | ||
631 | dst->kb_base = le32_to_cpu(src->kb_base); | |
632 | dst->groupid = le32_to_cpu(src->groupid); | |
633 | } | |
634 | ||
635 | static void handle_ts(struct fio_net_cmd *cmd) | |
636 | { | |
637 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
638 | ||
639 | convert_ts(&p->ts, &p->ts); | |
640 | convert_gs(&p->rs, &p->rs); | |
641 | ||
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 | ||
659 | static void handle_gs(struct fio_net_cmd *cmd) | |
660 | { | |
661 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
662 | ||
663 | convert_gs(gs, gs); | |
664 | show_group_stats(gs); | |
665 | } | |
666 | ||
d09a64a0 JA |
667 | static void convert_agg(struct disk_util_agg *agg) |
668 | { | |
669 | int i; | |
670 | ||
671 | for (i = 0; i < 2; i++) { | |
672 | agg->ios[i] = le32_to_cpu(agg->ios[i]); | |
673 | agg->merges[i] = le32_to_cpu(agg->merges[i]); | |
674 | agg->sectors[i] = le64_to_cpu(agg->sectors[i]); | |
675 | agg->ticks[i] = le32_to_cpu(agg->ticks[i]); | |
676 | } | |
677 | ||
678 | agg->io_ticks = le32_to_cpu(agg->io_ticks); | |
679 | agg->time_in_queue = le32_to_cpu(agg->time_in_queue); | |
680 | agg->slavecount = le32_to_cpu(agg->slavecount); | |
823ba54b | 681 | agg->max_util.u.f = fio_uint64_to_double(__le64_to_cpu(agg->max_util.u.i)); |
d09a64a0 JA |
682 | } |
683 | ||
684 | static void convert_dus(struct disk_util_stat *dus) | |
685 | { | |
686 | int i; | |
687 | ||
688 | for (i = 0; i < 2; i++) { | |
689 | dus->ios[i] = le32_to_cpu(dus->ios[i]); | |
690 | dus->merges[i] = le32_to_cpu(dus->merges[i]); | |
691 | dus->sectors[i] = le64_to_cpu(dus->sectors[i]); | |
692 | dus->ticks[i] = le32_to_cpu(dus->ticks[i]); | |
693 | } | |
694 | ||
695 | dus->io_ticks = le32_to_cpu(dus->io_ticks); | |
696 | dus->time_in_queue = le32_to_cpu(dus->time_in_queue); | |
697 | dus->msec = le64_to_cpu(dus->msec); | |
698 | } | |
699 | ||
700 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd) | |
701 | { | |
702 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
703 | ||
704 | convert_dus(&du->dus); | |
705 | convert_agg(&du->agg); | |
706 | ||
707 | if (!client->disk_stats_shown) { | |
708 | client->disk_stats_shown = 1; | |
709 | log_info("\nDisk stats (read/write):\n"); | |
710 | } | |
711 | ||
f2f788dd | 712 | print_disk_util(&du->dus, &du->agg, terse_output); |
d09a64a0 JA |
713 | } |
714 | ||
48fbb46e | 715 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 716 | { |
cf451d1e JA |
717 | int i; |
718 | ||
719 | je->nr_running = le32_to_cpu(je->nr_running); | |
720 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
721 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
722 | je->files_open = le32_to_cpu(je->files_open); | |
723 | je->m_rate = le32_to_cpu(je->m_rate); | |
724 | je->t_rate = le32_to_cpu(je->t_rate); | |
725 | je->m_iops = le32_to_cpu(je->m_iops); | |
726 | je->t_iops = le32_to_cpu(je->t_iops); | |
727 | ||
728 | for (i = 0; i < 2; i++) { | |
729 | je->rate[i] = le32_to_cpu(je->rate[i]); | |
730 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
731 | } | |
732 | ||
b51eedb7 | 733 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 734 | je->eta_sec = le64_to_cpu(je->eta_sec); |
48fbb46e JA |
735 | } |
736 | ||
af9c9fb3 | 737 | static void sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 738 | { |
48fbb46e JA |
739 | int i; |
740 | ||
741 | dst->nr_running += je->nr_running; | |
742 | dst->nr_ramp += je->nr_ramp; | |
743 | dst->nr_pending += je->nr_pending; | |
744 | dst->files_open += je->files_open; | |
745 | dst->m_rate += je->m_rate; | |
746 | dst->t_rate += je->t_rate; | |
747 | dst->m_iops += je->m_iops; | |
748 | dst->t_iops += je->t_iops; | |
749 | ||
750 | for (i = 0; i < 2; i++) { | |
751 | dst->rate[i] += je->rate[i]; | |
752 | dst->iops[i] += je->iops[i]; | |
753 | } | |
754 | ||
755 | dst->elapsed_sec += je->elapsed_sec; | |
756 | ||
757 | if (je->eta_sec > dst->eta_sec) | |
758 | dst->eta_sec = je->eta_sec; | |
759 | } | |
760 | ||
82c1ed38 JA |
761 | static void dec_jobs_eta(struct client_eta *eta) |
762 | { | |
763 | if (!--eta->pending) { | |
764 | display_thread_status(&eta->eta); | |
765 | free(eta); | |
766 | } | |
767 | } | |
768 | ||
89c1707c JA |
769 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
770 | { | |
771 | struct fio_net_int_cmd *icmd = NULL; | |
772 | struct flist_head *entry; | |
773 | ||
774 | flist_for_each(entry, &client->cmd_list) { | |
775 | icmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
776 | ||
df380934 | 777 | if (cmd->tag == (uintptr_t) icmd) |
89c1707c JA |
778 | break; |
779 | ||
780 | icmd = NULL; | |
781 | } | |
782 | ||
783 | if (!icmd) { | |
784 | log_err("fio: client: unable to find matching tag\n"); | |
785 | return; | |
786 | } | |
787 | ||
788 | flist_del(&icmd->list); | |
789 | cmd->tag = icmd->saved_tag; | |
790 | free(icmd); | |
791 | } | |
792 | ||
82c1ed38 | 793 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
794 | { |
795 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
df380934 | 796 | struct client_eta *eta = (struct client_eta *) (uintptr_t) cmd->tag; |
af9c9fb3 JA |
797 | |
798 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 799 | |
f77d2676 JA |
800 | assert(client->eta_in_flight == eta); |
801 | ||
802 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
803 | flist_del_init(&client->eta_list); |
804 | ||
48fbb46e | 805 | convert_jobs_eta(je); |
af9c9fb3 | 806 | sum_jobs_eta(&eta->eta, je); |
82c1ed38 | 807 | dec_jobs_eta(eta); |
cf451d1e JA |
808 | } |
809 | ||
b5296ddb | 810 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 JA |
811 | { |
812 | struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload; | |
d2333358 JA |
813 | const char *os, *arch; |
814 | char bit[16]; | |
2e03b4b2 | 815 | |
cca84643 JA |
816 | os = fio_get_os_string(probe->os); |
817 | if (!os) | |
818 | os = "unknown"; | |
819 | ||
820 | arch = fio_get_arch_string(probe->arch); | |
821 | if (!arch) | |
822 | os = "unknown"; | |
823 | ||
d2333358 | 824 | sprintf(bit, "%d-bit", probe->bpp * 8); |
38fdef22 JA |
825 | |
826 | log_info("hostname=%s, be=%u, %s, os=%s, arch=%s, fio=%u.%u.%u\n", | |
827 | probe->hostname, probe->bigendian, bit, os, arch, | |
828 | probe->fio_major, probe->fio_minor, probe->fio_patch); | |
b5296ddb JA |
829 | |
830 | if (!client->name) | |
831 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
832 | } |
833 | ||
11e950bd JA |
834 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd) |
835 | { | |
836 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
837 | ||
838 | client->state = Client_started; | |
839 | client->jobs = le32_to_cpu(pdu->jobs); | |
840 | } | |
841 | ||
842 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd) | |
843 | { | |
844 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
845 | ||
846 | client->state = Client_stopped; | |
847 | client->error = le32_to_cpu(pdu->error); | |
498c92c2 JA |
848 | |
849 | if (client->error) | |
850 | log_info("client <%s>: exited with error %d\n", client->hostname, client->error); | |
11e950bd JA |
851 | } |
852 | ||
dd366728 | 853 | static int handle_client(struct fio_client *client, struct client_ops *ops) |
37db14fe JA |
854 | { |
855 | struct fio_net_cmd *cmd; | |
856 | ||
60efd14e JA |
857 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
858 | ||
e951bdc4 JA |
859 | cmd = fio_net_recv_cmd(client->fd); |
860 | if (!cmd) | |
861 | return 0; | |
c2c94585 | 862 | |
89c1707c JA |
863 | dprint(FD_NET, "client: got cmd op %s from %s\n", |
864 | fio_server_op(cmd->opcode), client->hostname); | |
46c48f1f | 865 | |
e951bdc4 JA |
866 | switch (cmd->opcode) { |
867 | case FIO_NET_CMD_QUIT: | |
868 | remove_client(client); | |
869 | free(cmd); | |
870 | break; | |
871 | case FIO_NET_CMD_TEXT: { | |
872 | const char *buf = (const char *) cmd->payload; | |
dd366728 | 873 | ops->text_op(client, f_out, cmd->pdu_len, buf); |
e951bdc4 JA |
874 | free(cmd); |
875 | break; | |
37db14fe | 876 | } |
d09a64a0 | 877 | case FIO_NET_CMD_DU: |
dd366728 | 878 | ops->disk_util(client, cmd); |
d09a64a0 JA |
879 | free(cmd); |
880 | break; | |
e951bdc4 | 881 | case FIO_NET_CMD_TS: |
dd366728 | 882 | ops->thread_status(cmd); |
e951bdc4 JA |
883 | free(cmd); |
884 | break; | |
885 | case FIO_NET_CMD_GS: | |
dd366728 | 886 | ops->group_stats(cmd); |
e951bdc4 JA |
887 | free(cmd); |
888 | break; | |
889 | case FIO_NET_CMD_ETA: | |
89c1707c | 890 | remove_reply_cmd(client, cmd); |
dd366728 | 891 | ops->eta(client, cmd); |
e951bdc4 JA |
892 | free(cmd); |
893 | break; | |
894 | case FIO_NET_CMD_PROBE: | |
89c1707c | 895 | remove_reply_cmd(client, cmd); |
dd366728 | 896 | ops->probe(client, cmd); |
e951bdc4 JA |
897 | free(cmd); |
898 | break; | |
01be038e JA |
899 | case FIO_NET_CMD_RUN: |
900 | client->state = Client_running; | |
901 | free(cmd); | |
902 | break; | |
e951bdc4 | 903 | case FIO_NET_CMD_START: |
11e950bd | 904 | handle_start(client, cmd); |
e951bdc4 JA |
905 | free(cmd); |
906 | break; | |
907 | case FIO_NET_CMD_STOP: | |
11e950bd | 908 | handle_stop(client, cmd); |
e951bdc4 JA |
909 | free(cmd); |
910 | break; | |
911 | default: | |
89c1707c | 912 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 JA |
913 | free(cmd); |
914 | break; | |
37db14fe JA |
915 | } |
916 | ||
e951bdc4 | 917 | return 1; |
37db14fe | 918 | } |
b66570dc | 919 | |
af9c9fb3 JA |
920 | static void request_client_etas(void) |
921 | { | |
922 | struct fio_client *client; | |
923 | struct flist_head *entry; | |
924 | struct client_eta *eta; | |
82c1ed38 | 925 | int skipped = 0; |
af9c9fb3 JA |
926 | |
927 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
928 | ||
af9c9fb3 JA |
929 | eta = malloc(sizeof(*eta)); |
930 | memset(&eta->eta, 0, sizeof(eta->eta)); | |
931 | eta->pending = nr_clients; | |
932 | ||
933 | flist_for_each(entry, &client_list) { | |
934 | client = flist_entry(entry, struct fio_client, list); | |
935 | ||
82c1ed38 JA |
936 | if (!flist_empty(&client->eta_list)) { |
937 | skipped++; | |
938 | continue; | |
939 | } | |
01be038e JA |
940 | if (client->state != Client_running) |
941 | continue; | |
82c1ed38 | 942 | |
f77d2676 | 943 | assert(!client->eta_in_flight); |
82c1ed38 | 944 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 945 | client->eta_in_flight = eta; |
af9c9fb3 | 946 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
df380934 | 947 | (uintptr_t) eta, &client->cmd_list); |
af9c9fb3 JA |
948 | } |
949 | ||
82c1ed38 JA |
950 | while (skipped--) |
951 | dec_jobs_eta(eta); | |
952 | ||
af9c9fb3 JA |
953 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
954 | } | |
955 | ||
89c1707c JA |
956 | static int client_check_cmd_timeout(struct fio_client *client, |
957 | struct timeval *now) | |
958 | { | |
959 | struct fio_net_int_cmd *cmd; | |
960 | struct flist_head *entry, *tmp; | |
961 | int ret = 0; | |
962 | ||
963 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
964 | cmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
965 | ||
966 | if (mtime_since(&cmd->tv, now) < FIO_NET_CLIENT_TIMEOUT) | |
967 | continue; | |
968 | ||
969 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
970 | fio_server_op(cmd->cmd.opcode)); | |
971 | flist_del(&cmd->list); | |
972 | free(cmd); | |
973 | ret = 1; | |
974 | } | |
975 | ||
976 | return flist_empty(&client->cmd_list) && ret; | |
977 | } | |
978 | ||
979 | static int fio_client_timed_out(void) | |
980 | { | |
981 | struct fio_client *client; | |
982 | struct flist_head *entry, *tmp; | |
983 | struct timeval tv; | |
984 | int ret = 0; | |
985 | ||
986 | gettimeofday(&tv, NULL); | |
987 | ||
988 | flist_for_each_safe(entry, tmp, &client_list) { | |
989 | client = flist_entry(entry, struct fio_client, list); | |
990 | ||
991 | if (flist_empty(&client->cmd_list)) | |
992 | continue; | |
993 | ||
994 | if (!client_check_cmd_timeout(client, &tv)) | |
995 | continue; | |
996 | ||
997 | log_err("fio: client %s timed out\n", client->hostname); | |
998 | remove_client(client); | |
999 | ret = 1; | |
1000 | } | |
1001 | ||
1002 | return ret; | |
1003 | } | |
1004 | ||
dd366728 | 1005 | int fio_handle_clients(struct client_ops *ops) |
b66570dc | 1006 | { |
b66570dc | 1007 | struct pollfd *pfds; |
498c92c2 | 1008 | int i, ret = 0, retval = 0; |
b66570dc | 1009 | |
af9c9fb3 JA |
1010 | gettimeofday(&eta_tv, NULL); |
1011 | ||
b66570dc JA |
1012 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
1013 | ||
37f0c1ae JA |
1014 | sum_stat_clients = nr_clients; |
1015 | init_thread_stat(&client_ts); | |
1016 | init_group_run_stat(&client_gs); | |
1017 | ||
82a4be1b | 1018 | while (!exit_backend && nr_clients) { |
c2cb6869 JA |
1019 | struct flist_head *entry, *tmp; |
1020 | struct fio_client *client; | |
1021 | ||
82a4be1b | 1022 | i = 0; |
c2cb6869 | 1023 | flist_for_each_safe(entry, tmp, &client_list) { |
82a4be1b | 1024 | client = flist_entry(entry, struct fio_client, list); |
b66570dc | 1025 | |
c2cb6869 JA |
1026 | if (!client->sent_job && |
1027 | flist_empty(&client->cmd_list)) { | |
1028 | remove_client(client); | |
1029 | continue; | |
1030 | } | |
1031 | ||
82a4be1b JA |
1032 | pfds[i].fd = client->fd; |
1033 | pfds[i].events = POLLIN; | |
1034 | i++; | |
1035 | } | |
1036 | ||
c2cb6869 JA |
1037 | if (!nr_clients) |
1038 | break; | |
1039 | ||
82a4be1b | 1040 | assert(i == nr_clients); |
b66570dc | 1041 | |
5c2857f9 | 1042 | do { |
af9c9fb3 JA |
1043 | struct timeval tv; |
1044 | ||
1045 | gettimeofday(&tv, NULL); | |
1046 | if (mtime_since(&eta_tv, &tv) >= 900) { | |
1047 | request_client_etas(); | |
1048 | memcpy(&eta_tv, &tv, sizeof(tv)); | |
89c1707c JA |
1049 | |
1050 | if (fio_client_timed_out()) | |
1051 | break; | |
af9c9fb3 JA |
1052 | } |
1053 | ||
5c2857f9 JA |
1054 | ret = poll(pfds, nr_clients, 100); |
1055 | if (ret < 0) { | |
1056 | if (errno == EINTR) | |
1057 | continue; | |
1058 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
1059 | break; | |
1060 | } else if (!ret) | |
b66570dc | 1061 | continue; |
5c2857f9 | 1062 | } while (ret <= 0); |
b66570dc JA |
1063 | |
1064 | for (i = 0; i < nr_clients; i++) { | |
1065 | if (!(pfds[i].revents & POLLIN)) | |
1066 | continue; | |
1067 | ||
1068 | client = find_client_by_fd(pfds[i].fd); | |
1069 | if (!client) { | |
3c5f57e3 | 1070 | log_err("fio: unknown client fd %d\n", pfds[i].fd); |
b66570dc JA |
1071 | continue; |
1072 | } | |
dd366728 | 1073 | if (!handle_client(client, ops)) { |
28d3ab07 JA |
1074 | log_info("client: host=%s disconnected\n", |
1075 | client->hostname); | |
1076 | remove_client(client); | |
498c92c2 | 1077 | retval = 1; |
38990764 | 1078 | } else if (client->error) |
498c92c2 | 1079 | retval = 1; |
b66570dc JA |
1080 | } |
1081 | } | |
1082 | ||
1083 | free(pfds); | |
498c92c2 | 1084 | return retval; |
b66570dc | 1085 | } |