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> |
3989b143 | 17 | #ifdef CONFIG_ZLIB |
1b42725f | 18 | #include <zlib.h> |
3989b143 | 19 | #endif |
132159a5 JA |
20 | |
21 | #include "fio.h" | |
dd366728 | 22 | #include "client.h" |
132159a5 | 23 | #include "server.h" |
b66570dc | 24 | #include "flist.h" |
3c5f57e3 | 25 | #include "hash.h" |
132159a5 | 26 | |
dd366728 | 27 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd); |
89e5fad9 JA |
28 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd); |
29 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd); | |
dd366728 | 30 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd); |
084d1c6f | 31 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd); |
6b79c80c | 32 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd); |
85dd01e7 | 33 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd); |
dd366728 SC |
34 | |
35 | struct client_ops fio_client_ops = { | |
35c0ba7f | 36 | .text = handle_text, |
0420ba6a JA |
37 | .disk_util = handle_du, |
38 | .thread_status = handle_ts, | |
39 | .group_stats = handle_gs, | |
6b79c80c | 40 | .stop = handle_stop, |
85dd01e7 | 41 | .start = handle_start, |
a5276616 | 42 | .eta = display_thread_status, |
0420ba6a | 43 | .probe = handle_probe, |
6433ee05 | 44 | .eta_msec = FIO_CLIENT_DEF_ETA_MSEC, |
46bcd498 | 45 | .client_type = FIO_CLIENT_TYPE_CLI, |
dd366728 SC |
46 | }; |
47 | ||
af9c9fb3 | 48 | static struct timeval eta_tv; |
48fbb46e | 49 | |
b66570dc | 50 | static FLIST_HEAD(client_list); |
82c1ed38 | 51 | static FLIST_HEAD(eta_list); |
b66570dc | 52 | |
3f3a4542 JA |
53 | static FLIST_HEAD(arg_list); |
54 | ||
3650a3ca JA |
55 | struct thread_stat client_ts; |
56 | struct group_run_stats client_gs; | |
57 | int sum_stat_clients; | |
58 | ||
37f0c1ae | 59 | static int sum_stat_nr; |
952b05e0 CF |
60 | static struct json_object *root = NULL; |
61 | static struct json_array *clients_array = NULL; | |
62 | static struct json_array *du_array = NULL; | |
108fea77 | 63 | static int do_output_all_clients; |
37f0c1ae | 64 | |
3c5f57e3 JA |
65 | #define FIO_CLIENT_HASH_BITS 7 |
66 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
67 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 68 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 69 | |
bebe6398 | 70 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
71 | { |
72 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
73 | ||
74 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 75 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
76 | } |
77 | ||
bebe6398 | 78 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 79 | { |
bebe6398 JA |
80 | if (!flist_empty(&client->hash_list)) |
81 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
82 | } |
83 | ||
84 | static void fio_init fio_client_hash_init(void) | |
85 | { | |
86 | int i; | |
87 | ||
bebe6398 JA |
88 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
89 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
90 | } |
91 | ||
952b05e0 CF |
92 | static void fio_client_json_init(void) |
93 | { | |
94 | if (output_format != FIO_OUTPUT_JSON) | |
95 | return; | |
96 | root = json_create_object(); | |
97 | json_object_add_value_string(root, "fio version", fio_version_string); | |
98 | clients_array = json_create_array(); | |
99 | json_object_add_value_array(root, "client_stats", clients_array); | |
100 | du_array = json_create_array(); | |
101 | json_object_add_value_array(root, "disk_util", du_array); | |
102 | } | |
103 | ||
104 | static void fio_client_json_fini(void) | |
105 | { | |
106 | if (output_format != FIO_OUTPUT_JSON) | |
107 | return; | |
108 | json_print_object(root); | |
109 | log_info("\n"); | |
110 | json_free_object(root); | |
111 | root = NULL; | |
112 | clients_array = NULL; | |
113 | du_array = NULL; | |
114 | } | |
115 | ||
b66570dc JA |
116 | static struct fio_client *find_client_by_fd(int fd) |
117 | { | |
3c5f57e3 | 118 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
119 | struct fio_client *client; |
120 | struct flist_head *entry; | |
121 | ||
bebe6398 JA |
122 | flist_for_each(entry, &client_hash[bucket]) { |
123 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc | 124 | |
e55f8f30 JA |
125 | if (client->fd == fd) { |
126 | client->refs++; | |
b66570dc | 127 | return client; |
e55f8f30 | 128 | } |
b66570dc JA |
129 | } |
130 | ||
131 | return NULL; | |
132 | } | |
133 | ||
3af45201 | 134 | void fio_put_client(struct fio_client *client) |
b66570dc | 135 | { |
5121a9aa JA |
136 | if (--client->refs) |
137 | return; | |
138 | ||
3af45201 JA |
139 | free(client->hostname); |
140 | if (client->argv) | |
141 | free(client->argv); | |
142 | if (client->name) | |
143 | free(client->name); | |
14ea90ed JA |
144 | while (client->nr_ini_file) |
145 | free(client->ini_file[--client->nr_ini_file]); | |
146 | if (client->ini_file) | |
147 | free(client->ini_file); | |
3af45201 | 148 | |
108fea77 JA |
149 | if (!client->did_stat) |
150 | sum_stat_clients -= client->nr_stat; | |
151 | ||
3af45201 JA |
152 | free(client); |
153 | } | |
154 | ||
155 | static void remove_client(struct fio_client *client) | |
156 | { | |
157 | assert(client->refs); | |
158 | ||
39e8e016 | 159 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
3af45201 JA |
160 | |
161 | if (!flist_empty(&client->list)) | |
162 | flist_del_init(&client->list); | |
3c5f57e3 | 163 | |
bebe6398 | 164 | fio_client_remove_hash(client); |
81179eec | 165 | |
82c1ed38 JA |
166 | if (!flist_empty(&client->eta_list)) { |
167 | flist_del_init(&client->eta_list); | |
a5276616 | 168 | fio_client_dec_jobs_eta(client->eta_in_flight, client->ops->eta); |
82c1ed38 | 169 | } |
af9c9fb3 | 170 | |
1e0c184e JA |
171 | close(client->fd); |
172 | client->fd = -1; | |
173 | ||
0cf3ece0 JA |
174 | if (client->ops->removed) |
175 | client->ops->removed(client); | |
176 | ||
3c5f57e3 | 177 | nr_clients--; |
3af45201 | 178 | fio_put_client(client); |
5121a9aa JA |
179 | } |
180 | ||
343cb4a9 JA |
181 | struct fio_client *fio_get_client(struct fio_client *client) |
182 | { | |
183 | client->refs++; | |
184 | return client; | |
185 | } | |
186 | ||
fa2ea806 JA |
187 | static void __fio_client_add_cmd_option(struct fio_client *client, |
188 | const char *opt) | |
81179eec | 189 | { |
39e8e016 JA |
190 | int index; |
191 | ||
192 | index = client->argc++; | |
81179eec | 193 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
194 | client->argv[index] = strdup(opt); |
195 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
196 | } |
197 | ||
fa2ea806 | 198 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 199 | { |
bebe6398 | 200 | struct fio_client *client = cookie; |
3f3a4542 | 201 | struct flist_head *entry; |
81179eec | 202 | |
bebe6398 | 203 | if (!client || !opt) |
fa2ea806 | 204 | return; |
81179eec | 205 | |
fa2ea806 | 206 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
207 | |
208 | /* | |
209 | * Duplicate arguments to shared client group | |
210 | */ | |
211 | flist_for_each(entry, &arg_list) { | |
212 | client = flist_entry(entry, struct fio_client, arg_list); | |
213 | ||
214 | __fio_client_add_cmd_option(client, opt); | |
215 | } | |
81179eec JA |
216 | } |
217 | ||
a5276616 JA |
218 | struct fio_client *fio_client_add_explicit(struct client_ops *ops, |
219 | const char *hostname, int type, | |
3ec62ec4 JA |
220 | int port) |
221 | { | |
222 | struct fio_client *client; | |
223 | ||
224 | client = malloc(sizeof(*client)); | |
225 | memset(client, 0, sizeof(*client)); | |
226 | ||
227 | INIT_FLIST_HEAD(&client->list); | |
228 | INIT_FLIST_HEAD(&client->hash_list); | |
229 | INIT_FLIST_HEAD(&client->arg_list); | |
230 | INIT_FLIST_HEAD(&client->eta_list); | |
231 | INIT_FLIST_HEAD(&client->cmd_list); | |
232 | ||
233 | client->hostname = strdup(hostname); | |
234 | ||
235 | if (type == Fio_client_socket) | |
236 | client->is_sock = 1; | |
237 | else { | |
238 | int ipv6; | |
239 | ||
240 | ipv6 = type == Fio_client_ipv6; | |
3aa3ceeb | 241 | if (fio_server_parse_host(hostname, ipv6, |
3ec62ec4 JA |
242 | &client->addr.sin_addr, |
243 | &client->addr6.sin6_addr)) | |
244 | goto err; | |
245 | ||
246 | client->port = port; | |
247 | } | |
248 | ||
249 | client->fd = -1; | |
a5276616 | 250 | client->ops = ops; |
5121a9aa | 251 | client->refs = 1; |
46bcd498 | 252 | client->type = ops->client_type; |
3ec62ec4 JA |
253 | |
254 | __fio_client_add_cmd_option(client, "fio"); | |
255 | ||
256 | flist_add(&client->list, &client_list); | |
257 | nr_clients++; | |
258 | dprint(FD_NET, "client: added <%s>\n", client->hostname); | |
259 | return client; | |
260 | err: | |
261 | free(client); | |
262 | return NULL; | |
263 | } | |
264 | ||
14ea90ed JA |
265 | void fio_client_add_ini_file(void *cookie, const char *ini_file) |
266 | { | |
267 | struct fio_client *client = cookie; | |
268 | size_t new_size; | |
269 | ||
270 | dprint(FD_NET, "client <%s>: add ini %s\n", client->hostname, ini_file); | |
271 | ||
272 | new_size = (client->nr_ini_file + 1) * sizeof(char *); | |
273 | client->ini_file = realloc(client->ini_file, new_size); | |
274 | client->ini_file[client->nr_ini_file] = strdup(ini_file); | |
275 | client->nr_ini_file++; | |
276 | } | |
277 | ||
a5276616 | 278 | int fio_client_add(struct client_ops *ops, const char *hostname, void **cookie) |
132159a5 | 279 | { |
3f3a4542 | 280 | struct fio_client *existing = *cookie; |
b66570dc | 281 | struct fio_client *client; |
132159a5 | 282 | |
3f3a4542 JA |
283 | if (existing) { |
284 | /* | |
285 | * We always add our "exec" name as the option, hence 1 | |
286 | * means empty. | |
287 | */ | |
288 | if (existing->argc == 1) | |
289 | flist_add_tail(&existing->arg_list, &arg_list); | |
290 | else { | |
291 | while (!flist_empty(&arg_list)) | |
292 | flist_del_init(arg_list.next); | |
293 | } | |
294 | } | |
295 | ||
b66570dc | 296 | client = malloc(sizeof(*client)); |
a37f69b7 | 297 | memset(client, 0, sizeof(*client)); |
81179eec | 298 | |
3c5f57e3 | 299 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 300 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 301 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 302 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 303 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 304 | |
bebe6398 JA |
305 | if (fio_server_parse_string(hostname, &client->hostname, |
306 | &client->is_sock, &client->port, | |
811826be JA |
307 | &client->addr.sin_addr, |
308 | &client->addr6.sin6_addr, | |
309 | &client->ipv6)) | |
bebe6398 | 310 | return -1; |
87aa8f19 | 311 | |
bebe6398 | 312 | client->fd = -1; |
a5276616 | 313 | client->ops = ops; |
5121a9aa | 314 | client->refs = 1; |
46bcd498 | 315 | client->type = ops->client_type; |
3c5f57e3 | 316 | |
81179eec JA |
317 | __fio_client_add_cmd_option(client, "fio"); |
318 | ||
a37f69b7 JA |
319 | flist_add(&client->list, &client_list); |
320 | nr_clients++; | |
bebe6398 JA |
321 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
322 | *cookie = client; | |
323 | return 0; | |
a37f69b7 JA |
324 | } |
325 | ||
d824c3b8 JA |
326 | static void probe_client(struct fio_client *client) |
327 | { | |
3989b143 JA |
328 | struct cmd_client_probe_pdu pdu; |
329 | uint64_t tag; | |
330 | ||
d824c3b8 JA |
331 | dprint(FD_NET, "client: send probe\n"); |
332 | ||
3989b143 JA |
333 | #ifdef CONFIG_ZLIB |
334 | pdu.flags = __le64_to_cpu(FIO_PROBE_FLAG_ZLIB); | |
335 | #else | |
336 | pdu.flags = 0; | |
337 | #endif | |
338 | ||
339 | fio_net_send_cmd(client->fd, FIO_NET_CMD_PROBE, &pdu, sizeof(pdu), &tag, &client->cmd_list); | |
d824c3b8 JA |
340 | } |
341 | ||
87aa8f19 | 342 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 | 343 | { |
811826be | 344 | struct sockaddr *addr; |
67bf9823 | 345 | socklen_t socklen; |
811826be JA |
346 | int fd, domain; |
347 | ||
348 | if (client->ipv6) { | |
349 | client->addr6.sin6_family = AF_INET6; | |
350 | client->addr6.sin6_port = htons(client->port); | |
351 | domain = AF_INET6; | |
352 | addr = (struct sockaddr *) &client->addr6; | |
353 | socklen = sizeof(client->addr6); | |
354 | } else { | |
355 | client->addr.sin_family = AF_INET; | |
356 | client->addr.sin_port = htons(client->port); | |
357 | domain = AF_INET; | |
358 | addr = (struct sockaddr *) &client->addr; | |
359 | socklen = sizeof(client->addr); | |
360 | } | |
132159a5 | 361 | |
811826be | 362 | fd = socket(domain, SOCK_STREAM, 0); |
132159a5 | 363 | if (fd < 0) { |
25095e1b JA |
364 | int ret = -errno; |
365 | ||
132159a5 | 366 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 367 | return ret; |
132159a5 JA |
368 | } |
369 | ||
811826be | 370 | if (connect(fd, addr, socklen) < 0) { |
25095e1b JA |
371 | int ret = -errno; |
372 | ||
132159a5 | 373 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
374 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
375 | client->port); | |
b94cba47 | 376 | close(fd); |
25095e1b | 377 | return ret; |
87aa8f19 JA |
378 | } |
379 | ||
380 | return fd; | |
381 | } | |
382 | ||
383 | static int fio_client_connect_sock(struct fio_client *client) | |
384 | { | |
385 | struct sockaddr_un *addr = &client->addr_un; | |
67bf9823 | 386 | socklen_t len; |
87aa8f19 JA |
387 | int fd; |
388 | ||
389 | memset(addr, 0, sizeof(*addr)); | |
390 | addr->sun_family = AF_UNIX; | |
1cb96414 | 391 | strncpy(addr->sun_path, client->hostname, sizeof(addr->sun_path) - 1); |
87aa8f19 JA |
392 | |
393 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
394 | if (fd < 0) { | |
25095e1b JA |
395 | int ret = -errno; |
396 | ||
87aa8f19 | 397 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 398 | return ret; |
87aa8f19 JA |
399 | } |
400 | ||
401 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
402 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
25095e1b JA |
403 | int ret = -errno; |
404 | ||
87aa8f19 | 405 | log_err("fio: connect; %s\n", strerror(errno)); |
b94cba47 | 406 | close(fd); |
25095e1b | 407 | return ret; |
132159a5 JA |
408 | } |
409 | ||
87aa8f19 JA |
410 | return fd; |
411 | } | |
412 | ||
2f99deb0 | 413 | int fio_client_connect(struct fio_client *client) |
87aa8f19 JA |
414 | { |
415 | int fd; | |
416 | ||
417 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
418 | ||
87aa8f19 JA |
419 | if (client->is_sock) |
420 | fd = fio_client_connect_sock(client); | |
421 | else | |
422 | fd = fio_client_connect_ip(client); | |
423 | ||
89c1707c JA |
424 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
425 | ||
87aa8f19 | 426 | if (fd < 0) |
a1a3ed51 | 427 | return fd; |
87aa8f19 | 428 | |
b66570dc | 429 | client->fd = fd; |
bebe6398 | 430 | fio_client_add_hash(client); |
81179eec | 431 | client->state = Client_connected; |
d824c3b8 JA |
432 | |
433 | probe_client(client); | |
132159a5 JA |
434 | return 0; |
435 | } | |
436 | ||
0cf3ece0 | 437 | int fio_client_terminate(struct fio_client *client) |
2f99deb0 | 438 | { |
0cf3ece0 | 439 | return fio_net_send_quit(client->fd); |
2f99deb0 JA |
440 | } |
441 | ||
cc0df00a JA |
442 | void fio_clients_terminate(void) |
443 | { | |
444 | struct flist_head *entry; | |
445 | struct fio_client *client; | |
446 | ||
60efd14e JA |
447 | dprint(FD_NET, "client: terminate clients\n"); |
448 | ||
cc0df00a JA |
449 | flist_for_each(entry, &client_list) { |
450 | client = flist_entry(entry, struct fio_client, list); | |
2f99deb0 | 451 | fio_client_terminate(client); |
cc0df00a JA |
452 | } |
453 | } | |
454 | ||
455 | static void sig_int(int sig) | |
456 | { | |
bebe6398 | 457 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
458 | fio_clients_terminate(); |
459 | } | |
460 | ||
b852e7cf JA |
461 | static void sig_show_status(int sig) |
462 | { | |
463 | show_running_run_stats(); | |
464 | } | |
465 | ||
cc0df00a JA |
466 | static void client_signal_handler(void) |
467 | { | |
468 | struct sigaction act; | |
469 | ||
470 | memset(&act, 0, sizeof(act)); | |
471 | act.sa_handler = sig_int; | |
472 | act.sa_flags = SA_RESTART; | |
473 | sigaction(SIGINT, &act, NULL); | |
474 | ||
475 | memset(&act, 0, sizeof(act)); | |
476 | act.sa_handler = sig_int; | |
477 | act.sa_flags = SA_RESTART; | |
478 | sigaction(SIGTERM, &act, NULL); | |
b852e7cf | 479 | |
2f694507 BC |
480 | /* Windows uses SIGBREAK as a quit signal from other applications */ |
481 | #ifdef WIN32 | |
482 | memset(&act, 0, sizeof(act)); | |
483 | act.sa_handler = sig_int; | |
484 | act.sa_flags = SA_RESTART; | |
485 | sigaction(SIGBREAK, &act, NULL); | |
486 | #endif | |
487 | ||
b852e7cf JA |
488 | memset(&act, 0, sizeof(act)); |
489 | act.sa_handler = sig_show_status; | |
490 | act.sa_flags = SA_RESTART; | |
491 | sigaction(SIGUSR1, &act, NULL); | |
cc0df00a JA |
492 | } |
493 | ||
81179eec JA |
494 | static int send_client_cmd_line(struct fio_client *client) |
495 | { | |
fa2ea806 JA |
496 | struct cmd_single_line_pdu *cslp; |
497 | struct cmd_line_pdu *clp; | |
498 | unsigned long offset; | |
7f868316 | 499 | unsigned int *lens; |
fa2ea806 JA |
500 | void *pdu; |
501 | size_t mem; | |
81179eec JA |
502 | int i, ret; |
503 | ||
39e8e016 | 504 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 505 | |
7f868316 JA |
506 | lens = malloc(client->argc * sizeof(unsigned int)); |
507 | ||
fa2ea806 JA |
508 | /* |
509 | * Find out how much mem we need | |
510 | */ | |
7f868316 JA |
511 | for (i = 0, mem = 0; i < client->argc; i++) { |
512 | lens[i] = strlen(client->argv[i]) + 1; | |
513 | mem += lens[i]; | |
514 | } | |
fa2ea806 JA |
515 | |
516 | /* | |
517 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
518 | */ | |
519 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
520 | ||
521 | pdu = malloc(mem); | |
522 | clp = pdu; | |
523 | offset = sizeof(*clp); | |
524 | ||
525 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 526 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
527 | |
528 | cslp = pdu + offset; | |
529 | strcpy((char *) cslp->text, client->argv[i]); | |
530 | cslp->len = cpu_to_le16(arg_len); | |
531 | offset += sizeof(*cslp) + arg_len; | |
532 | } | |
81179eec | 533 | |
7f868316 | 534 | free(lens); |
fa2ea806 | 535 | clp->lines = cpu_to_le16(client->argc); |
46bcd498 | 536 | clp->client_type = __cpu_to_le16(client->type); |
40c60516 | 537 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, NULL, NULL); |
81179eec JA |
538 | free(pdu); |
539 | return ret; | |
540 | } | |
541 | ||
a37f69b7 JA |
542 | int fio_clients_connect(void) |
543 | { | |
544 | struct fio_client *client; | |
545 | struct flist_head *entry, *tmp; | |
546 | int ret; | |
547 | ||
93bcfd20 BC |
548 | #ifdef WIN32 |
549 | WSADATA wsd; | |
3c3ed070 | 550 | WSAStartup(MAKEWORD(2, 2), &wsd); |
93bcfd20 BC |
551 | #endif |
552 | ||
60efd14e JA |
553 | dprint(FD_NET, "client: connect all\n"); |
554 | ||
cc0df00a JA |
555 | client_signal_handler(); |
556 | ||
a37f69b7 JA |
557 | flist_for_each_safe(entry, tmp, &client_list) { |
558 | client = flist_entry(entry, struct fio_client, list); | |
559 | ||
560 | ret = fio_client_connect(client); | |
0b8f30a5 | 561 | if (ret) { |
a37f69b7 | 562 | remove_client(client); |
0b8f30a5 JA |
563 | continue; |
564 | } | |
565 | ||
81179eec JA |
566 | if (client->argc > 1) |
567 | send_client_cmd_line(client); | |
a37f69b7 JA |
568 | } |
569 | ||
570 | return !nr_clients; | |
571 | } | |
572 | ||
b9d2f30a JA |
573 | int fio_start_client(struct fio_client *client) |
574 | { | |
575 | dprint(FD_NET, "client: start %s\n", client->hostname); | |
576 | return fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_RUN, 0, NULL); | |
577 | } | |
578 | ||
579 | int fio_start_all_clients(void) | |
580 | { | |
581 | struct fio_client *client; | |
582 | struct flist_head *entry, *tmp; | |
583 | int ret; | |
584 | ||
585 | dprint(FD_NET, "client: start all\n"); | |
586 | ||
952b05e0 CF |
587 | fio_client_json_init(); |
588 | ||
b9d2f30a JA |
589 | flist_for_each_safe(entry, tmp, &client_list) { |
590 | client = flist_entry(entry, struct fio_client, list); | |
591 | ||
592 | ret = fio_start_client(client); | |
593 | if (ret) { | |
594 | remove_client(client); | |
595 | continue; | |
596 | } | |
597 | } | |
598 | ||
599 | return flist_empty(&client_list); | |
600 | } | |
601 | ||
132159a5 JA |
602 | /* |
603 | * Send file contents to server backend. We could use sendfile(), but to remain | |
604 | * more portable lets just read/write the darn thing. | |
605 | */ | |
9988ca70 | 606 | static int __fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 | 607 | { |
46bcd498 JA |
608 | struct cmd_job_pdu *pdu; |
609 | size_t p_size; | |
132159a5 | 610 | struct stat sb; |
46bcd498 JA |
611 | char *p; |
612 | void *buf; | |
132159a5 JA |
613 | off_t len; |
614 | int fd, ret; | |
615 | ||
46c48f1f JA |
616 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
617 | ||
132159a5 JA |
618 | fd = open(filename, O_RDONLY); |
619 | if (fd < 0) { | |
25095e1b JA |
620 | int ret = -errno; |
621 | ||
e951bdc4 | 622 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
25095e1b | 623 | return ret; |
132159a5 JA |
624 | } |
625 | ||
626 | if (fstat(fd, &sb) < 0) { | |
25095e1b JA |
627 | int ret = -errno; |
628 | ||
132159a5 | 629 | log_err("fio: job file stat: %s\n", strerror(errno)); |
b94cba47 | 630 | close(fd); |
25095e1b | 631 | return ret; |
132159a5 JA |
632 | } |
633 | ||
46bcd498 JA |
634 | p_size = sb.st_size + sizeof(*pdu); |
635 | pdu = malloc(p_size); | |
636 | buf = pdu->buf; | |
132159a5 JA |
637 | |
638 | len = sb.st_size; | |
639 | p = buf; | |
640 | do { | |
641 | ret = read(fd, p, len); | |
642 | if (ret > 0) { | |
643 | len -= ret; | |
644 | if (!len) | |
645 | break; | |
646 | p += ret; | |
647 | continue; | |
648 | } else if (!ret) | |
649 | break; | |
650 | else if (errno == EAGAIN || errno == EINTR) | |
651 | continue; | |
652 | } while (1); | |
653 | ||
0b8f30a5 JA |
654 | if (len) { |
655 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 656 | close(fd); |
03a22d91 | 657 | free(pdu); |
0b8f30a5 JA |
658 | return 1; |
659 | } | |
660 | ||
46bcd498 JA |
661 | pdu->buf_len = __cpu_to_le32(sb.st_size); |
662 | pdu->client_type = cpu_to_le32(client->type); | |
663 | ||
c2cb6869 | 664 | client->sent_job = 1; |
40c60516 | 665 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, pdu, p_size, NULL, NULL); |
46bcd498 | 666 | free(pdu); |
b94cba47 | 667 | close(fd); |
132159a5 JA |
668 | return ret; |
669 | } | |
37db14fe | 670 | |
9988ca70 JA |
671 | int fio_client_send_ini(struct fio_client *client, const char *filename) |
672 | { | |
25095e1b JA |
673 | int ret; |
674 | ||
675 | ret = __fio_client_send_ini(client, filename); | |
3af45201 JA |
676 | if (!ret) |
677 | client->sent_job = 1; | |
9988ca70 | 678 | |
25095e1b | 679 | return ret; |
9988ca70 JA |
680 | } |
681 | ||
a37f69b7 JA |
682 | int fio_clients_send_ini(const char *filename) |
683 | { | |
684 | struct fio_client *client; | |
685 | struct flist_head *entry, *tmp; | |
686 | ||
687 | flist_for_each_safe(entry, tmp, &client_list) { | |
688 | client = flist_entry(entry, struct fio_client, list); | |
689 | ||
14ea90ed JA |
690 | if (client->nr_ini_file) { |
691 | int i; | |
692 | ||
693 | for (i = 0; i < client->nr_ini_file; i++) { | |
694 | const char *ini = client->ini_file[i]; | |
695 | ||
696 | if (fio_client_send_ini(client, ini)) { | |
697 | remove_client(client); | |
698 | break; | |
699 | } | |
700 | } | |
701 | } else if (!filename || fio_client_send_ini(client, filename)) | |
3af45201 | 702 | remove_client(client); |
a37f69b7 JA |
703 | } |
704 | ||
705 | return !nr_clients; | |
706 | } | |
707 | ||
40c60516 JA |
708 | int fio_client_update_options(struct fio_client *client, |
709 | struct thread_options *o, uint64_t *tag) | |
710 | { | |
711 | struct cmd_add_job_pdu pdu; | |
712 | ||
713 | pdu.thread_number = cpu_to_le32(client->thread_number); | |
714 | pdu.groupid = cpu_to_le32(client->groupid); | |
715 | convert_thread_options_to_net(&pdu.top, o); | |
952b05e0 | 716 | |
40c60516 JA |
717 | return fio_net_send_cmd(client->fd, FIO_NET_CMD_UPDATE_JOB, &pdu, sizeof(pdu), tag, &client->cmd_list); |
718 | } | |
719 | ||
a64e88da JA |
720 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
721 | { | |
722 | dst->max_val = le64_to_cpu(src->max_val); | |
723 | dst->min_val = le64_to_cpu(src->min_val); | |
724 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
725 | |
726 | /* | |
727 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
728 | */ | |
729 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
730 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
731 | } |
732 | ||
733 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
734 | { | |
735 | int i, j; | |
736 | ||
2f122b13 JA |
737 | dst->error = le32_to_cpu(src->error); |
738 | dst->thread_number = le32_to_cpu(src->thread_number); | |
739 | dst->groupid = le32_to_cpu(src->groupid); | |
740 | dst->pid = le32_to_cpu(src->pid); | |
741 | dst->members = le32_to_cpu(src->members); | |
771e58be | 742 | dst->unified_rw_rep = le32_to_cpu(src->unified_rw_rep); |
a64e88da | 743 | |
298921d6 | 744 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
745 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); |
746 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
747 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
748 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
749 | } | |
750 | ||
751 | dst->usr_time = le64_to_cpu(src->usr_time); | |
752 | dst->sys_time = le64_to_cpu(src->sys_time); | |
753 | dst->ctx = le64_to_cpu(src->ctx); | |
754 | dst->minf = le64_to_cpu(src->minf); | |
755 | dst->majf = le64_to_cpu(src->majf); | |
756 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
757 | |
758 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
759 | fio_fp64_t *fps = &src->percentile_list[i]; | |
760 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
761 | ||
762 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
763 | } | |
a64e88da JA |
764 | |
765 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
766 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
767 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
768 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
769 | } | |
770 | ||
771 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
772 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
773 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
774 | } | |
775 | ||
298921d6 | 776 | for (i = 0; i < DDIR_RWDIR_CNT; i++) |
a64e88da JA |
777 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) |
778 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
779 | ||
78799deb | 780 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da | 781 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); |
93eee04a | 782 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
783 | } |
784 | ||
785 | dst->total_submit = le64_to_cpu(src->total_submit); | |
786 | dst->total_complete = le64_to_cpu(src->total_complete); | |
787 | ||
298921d6 | 788 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
789 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); |
790 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
791 | } | |
792 | ||
793 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
794 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
795 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
796 | dst->first_error = le32_to_cpu(src->first_error); |
797 | dst->kb_base = le32_to_cpu(src->kb_base); | |
ad705bcb | 798 | dst->unit_base = le32_to_cpu(src->unit_base); |
3e260a46 JA |
799 | |
800 | dst->latency_depth = le32_to_cpu(src->latency_depth); | |
801 | dst->latency_target = le64_to_cpu(src->latency_target); | |
802 | dst->latency_window = le64_to_cpu(src->latency_window); | |
803 | dst->latency_percentile.u.f = fio_uint64_to_double(le64_to_cpu(src->latency_percentile.u.i)); | |
a64e88da JA |
804 | } |
805 | ||
806 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
807 | { | |
808 | int i; | |
809 | ||
298921d6 | 810 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
811 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); |
812 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
813 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
814 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
815 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
816 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
817 | } | |
818 | ||
819 | dst->kb_base = le32_to_cpu(src->kb_base); | |
ad705bcb | 820 | dst->unit_base = le32_to_cpu(src->unit_base); |
a64e88da | 821 | dst->groupid = le32_to_cpu(src->groupid); |
771e58be | 822 | dst->unified_rw_rep = le32_to_cpu(src->unified_rw_rep); |
a64e88da JA |
823 | } |
824 | ||
952b05e0 CF |
825 | static void json_object_add_client_info(struct json_object *obj, |
826 | struct fio_client *client) | |
827 | { | |
828 | json_object_add_value_string(obj, "hostname", client->hostname); | |
829 | json_object_add_value_int(obj, "port", client->port); | |
830 | } | |
831 | ||
89e5fad9 | 832 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
833 | { |
834 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
952b05e0 | 835 | struct json_object *tsobj; |
a64e88da | 836 | |
952b05e0 | 837 | tsobj = show_thread_status(&p->ts, &p->rs); |
108fea77 | 838 | client->did_stat = 1; |
952b05e0 CF |
839 | if (tsobj) { |
840 | json_object_add_client_info(tsobj, client); | |
841 | json_array_add_value_object(clients_array, tsobj); | |
842 | } | |
37f0c1ae | 843 | |
108fea77 | 844 | if (!do_output_all_clients) |
37f0c1ae JA |
845 | return; |
846 | ||
847 | sum_thread_stats(&client_ts, &p->ts, sum_stat_nr); | |
848 | sum_group_stats(&client_gs, &p->rs); | |
849 | ||
850 | client_ts.members++; | |
2f122b13 | 851 | client_ts.thread_number = p->ts.thread_number; |
37f0c1ae | 852 | client_ts.groupid = p->ts.groupid; |
771e58be | 853 | client_ts.unified_rw_rep = p->ts.unified_rw_rep; |
37f0c1ae JA |
854 | |
855 | if (++sum_stat_nr == sum_stat_clients) { | |
856 | strcpy(client_ts.name, "All clients"); | |
952b05e0 CF |
857 | tsobj = show_thread_status(&client_ts, &client_gs); |
858 | if (tsobj) { | |
859 | json_object_add_client_info(tsobj, client); | |
860 | json_array_add_value_object(clients_array, tsobj); | |
861 | } | |
37f0c1ae | 862 | } |
a64e88da JA |
863 | } |
864 | ||
89e5fad9 | 865 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
866 | { |
867 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
868 | ||
a64e88da JA |
869 | show_group_stats(gs); |
870 | } | |
871 | ||
3bf236c0 JA |
872 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd) |
873 | { | |
874 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
875 | const char *buf = (const char *) pdu->buf; | |
876 | const char *name; | |
877 | int fio_unused ret; | |
878 | ||
879 | name = client->name ? client->name : client->hostname; | |
880 | ||
881 | if (!client->skip_newline) | |
882 | fprintf(f_out, "<%s> ", name); | |
883 | ret = fwrite(buf, pdu->buf_len, 1, f_out); | |
884 | fflush(f_out); | |
885 | client->skip_newline = strchr(buf, '\n') == NULL; | |
886 | } | |
887 | ||
d09a64a0 JA |
888 | static void convert_agg(struct disk_util_agg *agg) |
889 | { | |
890 | int i; | |
891 | ||
892 | for (i = 0; i < 2; i++) { | |
893 | agg->ios[i] = le32_to_cpu(agg->ios[i]); | |
894 | agg->merges[i] = le32_to_cpu(agg->merges[i]); | |
895 | agg->sectors[i] = le64_to_cpu(agg->sectors[i]); | |
896 | agg->ticks[i] = le32_to_cpu(agg->ticks[i]); | |
897 | } | |
898 | ||
899 | agg->io_ticks = le32_to_cpu(agg->io_ticks); | |
900 | agg->time_in_queue = le32_to_cpu(agg->time_in_queue); | |
901 | agg->slavecount = le32_to_cpu(agg->slavecount); | |
823ba54b | 902 | agg->max_util.u.f = fio_uint64_to_double(__le64_to_cpu(agg->max_util.u.i)); |
d09a64a0 JA |
903 | } |
904 | ||
905 | static void convert_dus(struct disk_util_stat *dus) | |
906 | { | |
907 | int i; | |
908 | ||
909 | for (i = 0; i < 2; i++) { | |
a3b4cf7d JA |
910 | dus->s.ios[i] = le32_to_cpu(dus->s.ios[i]); |
911 | dus->s.merges[i] = le32_to_cpu(dus->s.merges[i]); | |
912 | dus->s.sectors[i] = le64_to_cpu(dus->s.sectors[i]); | |
913 | dus->s.ticks[i] = le32_to_cpu(dus->s.ticks[i]); | |
d09a64a0 JA |
914 | } |
915 | ||
a3b4cf7d JA |
916 | dus->s.io_ticks = le32_to_cpu(dus->s.io_ticks); |
917 | dus->s.time_in_queue = le32_to_cpu(dus->s.time_in_queue); | |
918 | dus->s.msec = le64_to_cpu(dus->s.msec); | |
d09a64a0 JA |
919 | } |
920 | ||
921 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd) | |
922 | { | |
923 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
924 | ||
d09a64a0 JA |
925 | if (!client->disk_stats_shown) { |
926 | client->disk_stats_shown = 1; | |
927 | log_info("\nDisk stats (read/write):\n"); | |
928 | } | |
929 | ||
952b05e0 CF |
930 | if (output_format == FIO_OUTPUT_JSON) { |
931 | struct json_object *duobj; | |
932 | json_array_add_disk_util(&du->dus, &du->agg, du_array); | |
933 | duobj = json_array_last_value_object(du_array); | |
934 | json_object_add_client_info(duobj, client); | |
935 | } else | |
936 | print_disk_util(&du->dus, &du->agg, output_format == FIO_OUTPUT_TERSE); | |
d09a64a0 JA |
937 | } |
938 | ||
3bf236c0 | 939 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 940 | { |
cf451d1e JA |
941 | int i; |
942 | ||
943 | je->nr_running = le32_to_cpu(je->nr_running); | |
944 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
945 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
714e85f3 | 946 | je->nr_setting_up = le32_to_cpu(je->nr_setting_up); |
cf451d1e | 947 | je->files_open = le32_to_cpu(je->files_open); |
cf451d1e | 948 | |
298921d6 JA |
949 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
950 | je->m_rate[i] = le32_to_cpu(je->m_rate[i]); | |
951 | je->t_rate[i] = le32_to_cpu(je->t_rate[i]); | |
952 | je->m_iops[i] = le32_to_cpu(je->m_iops[i]); | |
953 | je->t_iops[i] = le32_to_cpu(je->t_iops[i]); | |
16725bb0 JA |
954 | je->rate[i] = le32_to_cpu(je->rate[i]); |
955 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
cf451d1e JA |
956 | } |
957 | ||
b51eedb7 | 958 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 959 | je->eta_sec = le64_to_cpu(je->eta_sec); |
8c621fb2 | 960 | je->nr_threads = le32_to_cpu(je->nr_threads); |
b7f05eb0 | 961 | je->is_pow2 = le32_to_cpu(je->is_pow2); |
ed2c0a12 | 962 | je->unit_base = le32_to_cpu(je->unit_base); |
48fbb46e JA |
963 | } |
964 | ||
3e47bd25 | 965 | void fio_client_sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 966 | { |
48fbb46e JA |
967 | int i; |
968 | ||
969 | dst->nr_running += je->nr_running; | |
970 | dst->nr_ramp += je->nr_ramp; | |
971 | dst->nr_pending += je->nr_pending; | |
714e85f3 | 972 | dst->nr_setting_up += je->nr_setting_up; |
48fbb46e | 973 | dst->files_open += je->files_open; |
48fbb46e | 974 | |
298921d6 | 975 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
3e47bd25 JA |
976 | dst->m_rate[i] += je->m_rate[i]; |
977 | dst->t_rate[i] += je->t_rate[i]; | |
978 | dst->m_iops[i] += je->m_iops[i]; | |
979 | dst->t_iops[i] += je->t_iops[i]; | |
16725bb0 JA |
980 | dst->rate[i] += je->rate[i]; |
981 | dst->iops[i] += je->iops[i]; | |
48fbb46e JA |
982 | } |
983 | ||
984 | dst->elapsed_sec += je->elapsed_sec; | |
985 | ||
986 | if (je->eta_sec > dst->eta_sec) | |
987 | dst->eta_sec = je->eta_sec; | |
8c621fb2 JA |
988 | |
989 | dst->nr_threads += je->nr_threads; | |
990 | /* we need to handle je->run_str too ... */ | |
48fbb46e JA |
991 | } |
992 | ||
a5276616 | 993 | void fio_client_dec_jobs_eta(struct client_eta *eta, client_eta_op eta_fn) |
82c1ed38 JA |
994 | { |
995 | if (!--eta->pending) { | |
a5276616 | 996 | eta_fn(&eta->eta); |
82c1ed38 JA |
997 | free(eta); |
998 | } | |
999 | } | |
1000 | ||
89c1707c JA |
1001 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
1002 | { | |
40c60516 | 1003 | struct fio_net_cmd_reply *reply = NULL; |
89c1707c JA |
1004 | struct flist_head *entry; |
1005 | ||
1006 | flist_for_each(entry, &client->cmd_list) { | |
40c60516 | 1007 | reply = flist_entry(entry, struct fio_net_cmd_reply, list); |
89c1707c | 1008 | |
40c60516 | 1009 | if (cmd->tag == (uintptr_t) reply) |
89c1707c JA |
1010 | break; |
1011 | ||
40c60516 | 1012 | reply = NULL; |
89c1707c JA |
1013 | } |
1014 | ||
40c60516 | 1015 | if (!reply) { |
4e0a8fa2 | 1016 | log_err("fio: client: unable to find matching tag (%llx)\n", (unsigned long long) cmd->tag); |
89c1707c JA |
1017 | return; |
1018 | } | |
1019 | ||
40c60516 JA |
1020 | flist_del(&reply->list); |
1021 | cmd->tag = reply->saved_tag; | |
1022 | free(reply); | |
1023 | } | |
1024 | ||
1025 | int fio_client_wait_for_reply(struct fio_client *client, uint64_t tag) | |
1026 | { | |
1027 | do { | |
1028 | struct fio_net_cmd_reply *reply = NULL; | |
1029 | struct flist_head *entry; | |
1030 | ||
1031 | flist_for_each(entry, &client->cmd_list) { | |
1032 | reply = flist_entry(entry, struct fio_net_cmd_reply, list); | |
1033 | ||
1034 | if (tag == (uintptr_t) reply) | |
1035 | break; | |
1036 | ||
1037 | reply = NULL; | |
1038 | } | |
1039 | ||
1040 | if (!reply) | |
1041 | break; | |
1042 | ||
1043 | usleep(1000); | |
1044 | } while (1); | |
1045 | ||
1046 | return 0; | |
89c1707c JA |
1047 | } |
1048 | ||
82c1ed38 | 1049 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
1050 | { |
1051 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
df380934 | 1052 | struct client_eta *eta = (struct client_eta *) (uintptr_t) cmd->tag; |
af9c9fb3 JA |
1053 | |
1054 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 1055 | |
f77d2676 JA |
1056 | assert(client->eta_in_flight == eta); |
1057 | ||
1058 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
1059 | flist_del_init(&client->eta_list); |
1060 | ||
2f99deb0 JA |
1061 | if (client->ops->jobs_eta) |
1062 | client->ops->jobs_eta(client, je); | |
1063 | ||
3e47bd25 | 1064 | fio_client_sum_jobs_eta(&eta->eta, je); |
a5276616 | 1065 | fio_client_dec_jobs_eta(eta, client->ops->eta); |
cf451d1e JA |
1066 | } |
1067 | ||
b5296ddb | 1068 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 | 1069 | { |
3989b143 | 1070 | struct cmd_probe_reply_pdu *probe = (struct cmd_probe_reply_pdu *) cmd->payload; |
d2333358 JA |
1071 | const char *os, *arch; |
1072 | char bit[16]; | |
2e03b4b2 | 1073 | |
cca84643 JA |
1074 | os = fio_get_os_string(probe->os); |
1075 | if (!os) | |
1076 | os = "unknown"; | |
1077 | ||
1078 | arch = fio_get_arch_string(probe->arch); | |
1079 | if (!arch) | |
1080 | os = "unknown"; | |
1081 | ||
d2333358 | 1082 | sprintf(bit, "%d-bit", probe->bpp * 8); |
3989b143 | 1083 | probe->flags = le64_to_cpu(probe->flags); |
38fdef22 | 1084 | |
3989b143 | 1085 | log_info("hostname=%s, be=%u, %s, os=%s, arch=%s, fio=%s, flags=%lx\n", |
38fdef22 | 1086 | probe->hostname, probe->bigendian, bit, os, arch, |
3989b143 | 1087 | probe->fio_version, (unsigned long) probe->flags); |
b5296ddb JA |
1088 | |
1089 | if (!client->name) | |
1090 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
1091 | } |
1092 | ||
11e950bd JA |
1093 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd) |
1094 | { | |
1095 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
1096 | ||
1097 | client->state = Client_started; | |
1098 | client->jobs = le32_to_cpu(pdu->jobs); | |
108fea77 JA |
1099 | client->nr_stat = le32_to_cpu(pdu->stat_outputs); |
1100 | ||
1101 | if (sum_stat_clients > 1) | |
1102 | do_output_all_clients = 1; | |
1103 | ||
1104 | sum_stat_clients += client->nr_stat; | |
11e950bd JA |
1105 | } |
1106 | ||
1107 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd) | |
1108 | { | |
498c92c2 JA |
1109 | if (client->error) |
1110 | log_info("client <%s>: exited with error %d\n", client->hostname, client->error); | |
11e950bd JA |
1111 | } |
1112 | ||
6b79c80c JA |
1113 | static void convert_stop(struct fio_net_cmd *cmd) |
1114 | { | |
1115 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
1116 | ||
1117 | pdu->error = le32_to_cpu(pdu->error); | |
1118 | } | |
1119 | ||
084d1c6f JA |
1120 | static void convert_text(struct fio_net_cmd *cmd) |
1121 | { | |
1122 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
1123 | ||
1124 | pdu->level = le32_to_cpu(pdu->level); | |
1125 | pdu->buf_len = le32_to_cpu(pdu->buf_len); | |
1126 | pdu->log_sec = le64_to_cpu(pdu->log_sec); | |
1127 | pdu->log_usec = le64_to_cpu(pdu->log_usec); | |
1128 | } | |
1129 | ||
3989b143 JA |
1130 | static struct cmd_iolog_pdu *convert_iolog_gz(struct fio_net_cmd *cmd, |
1131 | struct cmd_iolog_pdu *pdu) | |
1b42725f | 1132 | { |
3989b143 | 1133 | #ifdef CONFIG_ZLIB |
1b42725f | 1134 | struct cmd_iolog_pdu *ret; |
1b42725f | 1135 | z_stream stream; |
3989b143 JA |
1136 | uint32_t nr_samples; |
1137 | size_t total; | |
1b42725f JA |
1138 | void *p; |
1139 | ||
1140 | stream.zalloc = Z_NULL; | |
1141 | stream.zfree = Z_NULL; | |
1142 | stream.opaque = Z_NULL; | |
1143 | stream.avail_in = 0; | |
1144 | stream.next_in = Z_NULL; | |
1145 | ||
1146 | if (inflateInit(&stream) != Z_OK) | |
1147 | return NULL; | |
1148 | ||
1149 | /* | |
f5ed765a | 1150 | * Get header first, it's not compressed |
1b42725f JA |
1151 | */ |
1152 | nr_samples = le32_to_cpu(pdu->nr_samples); | |
1153 | ||
f5ed765a JA |
1154 | total = nr_samples * sizeof(struct io_sample); |
1155 | ret = malloc(total + sizeof(*pdu)); | |
1b42725f | 1156 | ret->nr_samples = nr_samples; |
3989b143 JA |
1157 | |
1158 | memcpy(ret, pdu, sizeof(*pdu)); | |
f5ed765a JA |
1159 | |
1160 | p = (void *) ret + sizeof(*pdu); | |
1b42725f | 1161 | |
f5ed765a JA |
1162 | stream.avail_in = cmd->pdu_len - sizeof(*pdu); |
1163 | stream.next_in = (void *) pdu + sizeof(*pdu); | |
1b42725f JA |
1164 | while (stream.avail_in) { |
1165 | unsigned int this_chunk = 65536; | |
1166 | unsigned int this_len; | |
1167 | int err; | |
1168 | ||
1169 | if (this_chunk > total) | |
1170 | this_chunk = total; | |
1171 | ||
1172 | stream.avail_out = this_chunk; | |
1173 | stream.next_out = p; | |
1174 | err = inflate(&stream, Z_NO_FLUSH); | |
3c547fe0 JA |
1175 | /* may be Z_OK, or Z_STREAM_END */ |
1176 | if (err < 0) { | |
1b42725f | 1177 | log_err("fio: inflate error %d\n", err); |
f5ed765a JA |
1178 | free(ret); |
1179 | ret = NULL; | |
3989b143 | 1180 | goto err; |
1b42725f JA |
1181 | } |
1182 | ||
1183 | this_len = this_chunk - stream.avail_out; | |
1184 | p += this_len; | |
1185 | total -= this_len; | |
1186 | } | |
1187 | ||
3989b143 JA |
1188 | err: |
1189 | inflateEnd(&stream); | |
1190 | return ret; | |
1191 | #else | |
1192 | return NULL; | |
1193 | #endif | |
1194 | } | |
1195 | ||
1196 | /* | |
1197 | * This has been compressed on the server side, since it can be big. | |
1198 | * Uncompress here. | |
1199 | */ | |
1200 | static struct cmd_iolog_pdu *convert_iolog(struct fio_net_cmd *cmd) | |
1201 | { | |
1202 | struct cmd_iolog_pdu *pdu = (struct cmd_iolog_pdu *) cmd->payload; | |
1203 | struct cmd_iolog_pdu *ret; | |
1204 | int i; | |
1205 | ||
1206 | /* | |
1207 | * Convert if compressed and we support it. If it's not | |
1208 | * compressed, we need not do anything. | |
1209 | */ | |
1210 | if (le32_to_cpu(pdu->compressed)) { | |
1211 | #ifndef CONFIG_ZLIB | |
1212 | log_err("fio: server sent compressed data by mistake\n"); | |
1213 | return NULL; | |
1214 | #endif | |
1215 | ret = convert_iolog_gz(cmd, pdu); | |
1216 | if (!ret) { | |
1217 | log_err("fio: failed decompressing log\n"); | |
1218 | return NULL; | |
1219 | } | |
1220 | } else | |
1221 | ret = pdu; | |
1222 | ||
1223 | ret->thread_number = le32_to_cpu(ret->thread_number); | |
1224 | ret->nr_samples = le32_to_cpu(ret->nr_samples); | |
1225 | ret->log_type = le32_to_cpu(ret->log_type); | |
1226 | ret->compressed = le32_to_cpu(ret->compressed); | |
1227 | ||
f5ed765a JA |
1228 | for (i = 0; i < ret->nr_samples; i++) { |
1229 | struct io_sample *s = &ret->samples[i]; | |
1230 | ||
1231 | s->time = le64_to_cpu(s->time); | |
1232 | s->val = le64_to_cpu(s->val); | |
1233 | s->ddir = le32_to_cpu(s->ddir); | |
1234 | s->bs = le32_to_cpu(s->bs); | |
1235 | } | |
1236 | ||
1b42725f JA |
1237 | return ret; |
1238 | } | |
1239 | ||
a5276616 | 1240 | int fio_handle_client(struct fio_client *client) |
37db14fe | 1241 | { |
a5276616 | 1242 | struct client_ops *ops = client->ops; |
37db14fe JA |
1243 | struct fio_net_cmd *cmd; |
1244 | ||
60efd14e JA |
1245 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
1246 | ||
e951bdc4 JA |
1247 | cmd = fio_net_recv_cmd(client->fd); |
1248 | if (!cmd) | |
1249 | return 0; | |
c2c94585 | 1250 | |
b9d2f30a JA |
1251 | dprint(FD_NET, "client: got cmd op %s from %s (pdu=%u)\n", |
1252 | fio_server_op(cmd->opcode), client->hostname, cmd->pdu_len); | |
46c48f1f | 1253 | |
e951bdc4 JA |
1254 | switch (cmd->opcode) { |
1255 | case FIO_NET_CMD_QUIT: | |
3ec62ec4 | 1256 | if (ops->quit) |
35c0ba7f | 1257 | ops->quit(client, cmd); |
e951bdc4 JA |
1258 | remove_client(client); |
1259 | free(cmd); | |
1260 | break; | |
084d1c6f JA |
1261 | case FIO_NET_CMD_TEXT: |
1262 | convert_text(cmd); | |
35c0ba7f | 1263 | ops->text(client, cmd); |
e951bdc4 JA |
1264 | free(cmd); |
1265 | break; | |
3bf236c0 JA |
1266 | case FIO_NET_CMD_DU: { |
1267 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
1268 | ||
1269 | convert_dus(&du->dus); | |
1270 | convert_agg(&du->agg); | |
1271 | ||
dd366728 | 1272 | ops->disk_util(client, cmd); |
d09a64a0 JA |
1273 | free(cmd); |
1274 | break; | |
3bf236c0 JA |
1275 | } |
1276 | case FIO_NET_CMD_TS: { | |
1277 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
1278 | ||
1279 | convert_ts(&p->ts, &p->ts); | |
1280 | convert_gs(&p->rs, &p->rs); | |
1281 | ||
89e5fad9 | 1282 | ops->thread_status(client, cmd); |
e951bdc4 JA |
1283 | free(cmd); |
1284 | break; | |
3bf236c0 JA |
1285 | } |
1286 | case FIO_NET_CMD_GS: { | |
1287 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
1288 | ||
1289 | convert_gs(gs, gs); | |
1290 | ||
89e5fad9 | 1291 | ops->group_stats(client, cmd); |
e951bdc4 JA |
1292 | free(cmd); |
1293 | break; | |
3bf236c0 JA |
1294 | } |
1295 | case FIO_NET_CMD_ETA: { | |
1296 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
1297 | ||
89c1707c | 1298 | remove_reply_cmd(client, cmd); |
3bf236c0 | 1299 | convert_jobs_eta(je); |
a5276616 | 1300 | handle_eta(client, cmd); |
e951bdc4 JA |
1301 | free(cmd); |
1302 | break; | |
3bf236c0 | 1303 | } |
e951bdc4 | 1304 | case FIO_NET_CMD_PROBE: |
89c1707c | 1305 | remove_reply_cmd(client, cmd); |
dd366728 | 1306 | ops->probe(client, cmd); |
e951bdc4 JA |
1307 | free(cmd); |
1308 | break; | |
5d7793aa | 1309 | case FIO_NET_CMD_SERVER_START: |
01be038e | 1310 | client->state = Client_running; |
85dd01e7 JA |
1311 | if (ops->job_start) |
1312 | ops->job_start(client, cmd); | |
01be038e JA |
1313 | free(cmd); |
1314 | break; | |
85dd01e7 JA |
1315 | case FIO_NET_CMD_START: { |
1316 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
1317 | ||
1318 | pdu->jobs = le32_to_cpu(pdu->jobs); | |
1319 | ops->start(client, cmd); | |
e951bdc4 JA |
1320 | free(cmd); |
1321 | break; | |
85dd01e7 | 1322 | } |
6b79c80c JA |
1323 | case FIO_NET_CMD_STOP: { |
1324 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
1325 | ||
1326 | convert_stop(cmd); | |
1327 | client->state = Client_stopped; | |
122c7725 JA |
1328 | client->error = le32_to_cpu(pdu->error); |
1329 | client->signal = le32_to_cpu(pdu->signal); | |
6b79c80c | 1330 | ops->stop(client, cmd); |
e951bdc4 JA |
1331 | free(cmd); |
1332 | break; | |
6b79c80c | 1333 | } |
40c60516 JA |
1334 | case FIO_NET_CMD_ADD_JOB: { |
1335 | struct cmd_add_job_pdu *pdu = (struct cmd_add_job_pdu *) cmd->payload; | |
1336 | ||
1337 | client->thread_number = le32_to_cpu(pdu->thread_number); | |
1338 | client->groupid = le32_to_cpu(pdu->groupid); | |
1339 | ||
807f9971 JA |
1340 | if (ops->add_job) |
1341 | ops->add_job(client, cmd); | |
1342 | free(cmd); | |
1343 | break; | |
40c60516 | 1344 | } |
1b42725f JA |
1345 | case FIO_NET_CMD_IOLOG: |
1346 | if (ops->iolog) { | |
1347 | struct cmd_iolog_pdu *pdu; | |
1348 | ||
1349 | pdu = convert_iolog(cmd); | |
1350 | ops->iolog(client, pdu); | |
1351 | } | |
1352 | free(cmd); | |
1353 | break; | |
40c60516 | 1354 | case FIO_NET_CMD_UPDATE_JOB: |
40c60516 | 1355 | ops->update_job(client, cmd); |
649cee91 | 1356 | remove_reply_cmd(client, cmd); |
40c60516 JA |
1357 | free(cmd); |
1358 | break; | |
e951bdc4 | 1359 | default: |
89c1707c | 1360 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 JA |
1361 | free(cmd); |
1362 | break; | |
37db14fe JA |
1363 | } |
1364 | ||
e951bdc4 | 1365 | return 1; |
37db14fe | 1366 | } |
b66570dc | 1367 | |
a5276616 | 1368 | static void request_client_etas(struct client_ops *ops) |
af9c9fb3 JA |
1369 | { |
1370 | struct fio_client *client; | |
1371 | struct flist_head *entry; | |
1372 | struct client_eta *eta; | |
82c1ed38 | 1373 | int skipped = 0; |
af9c9fb3 JA |
1374 | |
1375 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
1376 | ||
af9c9fb3 JA |
1377 | eta = malloc(sizeof(*eta)); |
1378 | memset(&eta->eta, 0, sizeof(eta->eta)); | |
1379 | eta->pending = nr_clients; | |
1380 | ||
1381 | flist_for_each(entry, &client_list) { | |
1382 | client = flist_entry(entry, struct fio_client, list); | |
1383 | ||
82c1ed38 JA |
1384 | if (!flist_empty(&client->eta_list)) { |
1385 | skipped++; | |
1386 | continue; | |
1387 | } | |
01be038e JA |
1388 | if (client->state != Client_running) |
1389 | continue; | |
82c1ed38 | 1390 | |
f77d2676 | 1391 | assert(!client->eta_in_flight); |
82c1ed38 | 1392 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 1393 | client->eta_in_flight = eta; |
af9c9fb3 | 1394 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
df380934 | 1395 | (uintptr_t) eta, &client->cmd_list); |
af9c9fb3 JA |
1396 | } |
1397 | ||
82c1ed38 | 1398 | while (skipped--) |
a5276616 | 1399 | fio_client_dec_jobs_eta(eta, ops->eta); |
82c1ed38 | 1400 | |
af9c9fb3 JA |
1401 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
1402 | } | |
1403 | ||
89c1707c JA |
1404 | static int client_check_cmd_timeout(struct fio_client *client, |
1405 | struct timeval *now) | |
1406 | { | |
40c60516 | 1407 | struct fio_net_cmd_reply *reply; |
89c1707c JA |
1408 | struct flist_head *entry, *tmp; |
1409 | int ret = 0; | |
1410 | ||
1411 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
40c60516 | 1412 | reply = flist_entry(entry, struct fio_net_cmd_reply, list); |
89c1707c | 1413 | |
40c60516 | 1414 | if (mtime_since(&reply->tv, now) < FIO_NET_CLIENT_TIMEOUT) |
89c1707c JA |
1415 | continue; |
1416 | ||
1417 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
40c60516 JA |
1418 | fio_server_op(reply->opcode)); |
1419 | flist_del(&reply->list); | |
1420 | free(reply); | |
89c1707c JA |
1421 | ret = 1; |
1422 | } | |
1423 | ||
1424 | return flist_empty(&client->cmd_list) && ret; | |
1425 | } | |
1426 | ||
a5276616 | 1427 | static int fio_check_clients_timed_out(void) |
89c1707c JA |
1428 | { |
1429 | struct fio_client *client; | |
1430 | struct flist_head *entry, *tmp; | |
1431 | struct timeval tv; | |
1432 | int ret = 0; | |
1433 | ||
67bf9823 | 1434 | fio_gettime(&tv, NULL); |
89c1707c JA |
1435 | |
1436 | flist_for_each_safe(entry, tmp, &client_list) { | |
1437 | client = flist_entry(entry, struct fio_client, list); | |
1438 | ||
1439 | if (flist_empty(&client->cmd_list)) | |
1440 | continue; | |
1441 | ||
1442 | if (!client_check_cmd_timeout(client, &tv)) | |
1443 | continue; | |
1444 | ||
a5276616 JA |
1445 | if (client->ops->timed_out) |
1446 | client->ops->timed_out(client); | |
ed727a46 JA |
1447 | else |
1448 | log_err("fio: client %s timed out\n", client->hostname); | |
1449 | ||
89c1707c JA |
1450 | remove_client(client); |
1451 | ret = 1; | |
1452 | } | |
1453 | ||
1454 | return ret; | |
1455 | } | |
1456 | ||
dd366728 | 1457 | int fio_handle_clients(struct client_ops *ops) |
b66570dc | 1458 | { |
b66570dc | 1459 | struct pollfd *pfds; |
498c92c2 | 1460 | int i, ret = 0, retval = 0; |
b66570dc | 1461 | |
67bf9823 | 1462 | fio_gettime(&eta_tv, NULL); |
af9c9fb3 | 1463 | |
b66570dc JA |
1464 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
1465 | ||
37f0c1ae JA |
1466 | init_thread_stat(&client_ts); |
1467 | init_group_run_stat(&client_gs); | |
1468 | ||
82a4be1b | 1469 | while (!exit_backend && nr_clients) { |
c2cb6869 JA |
1470 | struct flist_head *entry, *tmp; |
1471 | struct fio_client *client; | |
1472 | ||
82a4be1b | 1473 | i = 0; |
c2cb6869 | 1474 | flist_for_each_safe(entry, tmp, &client_list) { |
82a4be1b | 1475 | client = flist_entry(entry, struct fio_client, list); |
b66570dc | 1476 | |
a5276616 | 1477 | if (!client->sent_job && !client->ops->stay_connected && |
c2cb6869 JA |
1478 | flist_empty(&client->cmd_list)) { |
1479 | remove_client(client); | |
1480 | continue; | |
1481 | } | |
1482 | ||
82a4be1b JA |
1483 | pfds[i].fd = client->fd; |
1484 | pfds[i].events = POLLIN; | |
1485 | i++; | |
1486 | } | |
1487 | ||
c2cb6869 JA |
1488 | if (!nr_clients) |
1489 | break; | |
1490 | ||
82a4be1b | 1491 | assert(i == nr_clients); |
b66570dc | 1492 | |
5c2857f9 | 1493 | do { |
af9c9fb3 JA |
1494 | struct timeval tv; |
1495 | ||
67bf9823 | 1496 | fio_gettime(&tv, NULL); |
af9c9fb3 | 1497 | if (mtime_since(&eta_tv, &tv) >= 900) { |
a5276616 | 1498 | request_client_etas(ops); |
af9c9fb3 | 1499 | memcpy(&eta_tv, &tv, sizeof(tv)); |
89c1707c | 1500 | |
a5276616 | 1501 | if (fio_check_clients_timed_out()) |
89c1707c | 1502 | break; |
af9c9fb3 JA |
1503 | } |
1504 | ||
80102c86 | 1505 | ret = poll(pfds, nr_clients, ops->eta_msec); |
5c2857f9 JA |
1506 | if (ret < 0) { |
1507 | if (errno == EINTR) | |
1508 | continue; | |
1509 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
1510 | break; | |
1511 | } else if (!ret) | |
b66570dc | 1512 | continue; |
5c2857f9 | 1513 | } while (ret <= 0); |
b66570dc JA |
1514 | |
1515 | for (i = 0; i < nr_clients; i++) { | |
1516 | if (!(pfds[i].revents & POLLIN)) | |
1517 | continue; | |
1518 | ||
1519 | client = find_client_by_fd(pfds[i].fd); | |
1520 | if (!client) { | |
65e1a120 | 1521 | log_err("fio: unknown client fd %ld\n", (long) pfds[i].fd); |
b66570dc JA |
1522 | continue; |
1523 | } | |
a5276616 | 1524 | if (!fio_handle_client(client)) { |
28d3ab07 JA |
1525 | log_info("client: host=%s disconnected\n", |
1526 | client->hostname); | |
1527 | remove_client(client); | |
498c92c2 | 1528 | retval = 1; |
38990764 | 1529 | } else if (client->error) |
498c92c2 | 1530 | retval = 1; |
343cb4a9 | 1531 | fio_put_client(client); |
b66570dc JA |
1532 | } |
1533 | } | |
1534 | ||
952b05e0 CF |
1535 | fio_client_json_fini(); |
1536 | ||
b66570dc | 1537 | free(pfds); |
498c92c2 | 1538 | return retval; |
b66570dc | 1539 | } |