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 | |
dd366728 | 24 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd); |
89e5fad9 JA |
25 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd); |
26 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd); | |
dd366728 | 27 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd); |
084d1c6f | 28 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd); |
6b79c80c | 29 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd); |
85dd01e7 | 30 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd); |
dd366728 SC |
31 | |
32 | struct client_ops fio_client_ops = { | |
084d1c6f | 33 | .text_op = handle_text, |
0420ba6a JA |
34 | .disk_util = handle_du, |
35 | .thread_status = handle_ts, | |
36 | .group_stats = handle_gs, | |
6b79c80c | 37 | .stop = handle_stop, |
85dd01e7 | 38 | .start = handle_start, |
a5276616 | 39 | .eta = display_thread_status, |
0420ba6a | 40 | .probe = handle_probe, |
6433ee05 | 41 | .eta_msec = FIO_CLIENT_DEF_ETA_MSEC, |
dd366728 SC |
42 | }; |
43 | ||
af9c9fb3 | 44 | static struct timeval eta_tv; |
48fbb46e | 45 | |
b66570dc | 46 | static FLIST_HEAD(client_list); |
82c1ed38 | 47 | static FLIST_HEAD(eta_list); |
b66570dc | 48 | |
3f3a4542 JA |
49 | static FLIST_HEAD(arg_list); |
50 | ||
3650a3ca JA |
51 | struct thread_stat client_ts; |
52 | struct group_run_stats client_gs; | |
53 | int sum_stat_clients; | |
54 | ||
37f0c1ae JA |
55 | static int sum_stat_nr; |
56 | ||
3c5f57e3 JA |
57 | #define FIO_CLIENT_HASH_BITS 7 |
58 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
59 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 60 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 61 | |
bebe6398 | 62 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
63 | { |
64 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
65 | ||
66 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 67 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
68 | } |
69 | ||
bebe6398 | 70 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 71 | { |
bebe6398 JA |
72 | if (!flist_empty(&client->hash_list)) |
73 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
74 | } |
75 | ||
76 | static void fio_init fio_client_hash_init(void) | |
77 | { | |
78 | int i; | |
79 | ||
bebe6398 JA |
80 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
81 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
82 | } |
83 | ||
b66570dc JA |
84 | static struct fio_client *find_client_by_fd(int fd) |
85 | { | |
3c5f57e3 | 86 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
87 | struct fio_client *client; |
88 | struct flist_head *entry; | |
89 | ||
bebe6398 JA |
90 | flist_for_each(entry, &client_hash[bucket]) { |
91 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc | 92 | |
343cb4a9 JA |
93 | if (client->fd == fd) |
94 | return fio_get_client(client); | |
b66570dc JA |
95 | } |
96 | ||
97 | return NULL; | |
98 | } | |
99 | ||
3af45201 | 100 | void fio_put_client(struct fio_client *client) |
b66570dc | 101 | { |
5121a9aa JA |
102 | if (--client->refs) |
103 | return; | |
104 | ||
3af45201 JA |
105 | free(client->hostname); |
106 | if (client->argv) | |
107 | free(client->argv); | |
108 | if (client->name) | |
109 | free(client->name); | |
110 | ||
111 | free(client); | |
112 | } | |
113 | ||
114 | static void remove_client(struct fio_client *client) | |
115 | { | |
116 | assert(client->refs); | |
117 | ||
39e8e016 | 118 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
3af45201 JA |
119 | |
120 | if (!flist_empty(&client->list)) | |
121 | flist_del_init(&client->list); | |
3c5f57e3 | 122 | |
bebe6398 | 123 | fio_client_remove_hash(client); |
81179eec | 124 | |
82c1ed38 JA |
125 | if (!flist_empty(&client->eta_list)) { |
126 | flist_del_init(&client->eta_list); | |
a5276616 | 127 | fio_client_dec_jobs_eta(client->eta_in_flight, client->ops->eta); |
82c1ed38 | 128 | } |
af9c9fb3 | 129 | |
3c5f57e3 | 130 | nr_clients--; |
5fd0acbd | 131 | sum_stat_clients--; |
132159a5 | 132 | |
3af45201 | 133 | fio_put_client(client); |
5121a9aa JA |
134 | } |
135 | ||
343cb4a9 JA |
136 | struct fio_client *fio_get_client(struct fio_client *client) |
137 | { | |
138 | client->refs++; | |
139 | return client; | |
140 | } | |
141 | ||
fa2ea806 JA |
142 | static void __fio_client_add_cmd_option(struct fio_client *client, |
143 | const char *opt) | |
81179eec | 144 | { |
39e8e016 JA |
145 | int index; |
146 | ||
147 | index = client->argc++; | |
81179eec | 148 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
149 | client->argv[index] = strdup(opt); |
150 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
151 | } |
152 | ||
fa2ea806 | 153 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 154 | { |
bebe6398 | 155 | struct fio_client *client = cookie; |
3f3a4542 | 156 | struct flist_head *entry; |
81179eec | 157 | |
bebe6398 | 158 | if (!client || !opt) |
fa2ea806 | 159 | return; |
81179eec | 160 | |
fa2ea806 | 161 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
162 | |
163 | /* | |
164 | * Duplicate arguments to shared client group | |
165 | */ | |
166 | flist_for_each(entry, &arg_list) { | |
167 | client = flist_entry(entry, struct fio_client, arg_list); | |
168 | ||
169 | __fio_client_add_cmd_option(client, opt); | |
170 | } | |
81179eec JA |
171 | } |
172 | ||
a5276616 JA |
173 | struct fio_client *fio_client_add_explicit(struct client_ops *ops, |
174 | const char *hostname, int type, | |
3ec62ec4 JA |
175 | int port) |
176 | { | |
177 | struct fio_client *client; | |
178 | ||
179 | client = malloc(sizeof(*client)); | |
180 | memset(client, 0, sizeof(*client)); | |
181 | ||
182 | INIT_FLIST_HEAD(&client->list); | |
183 | INIT_FLIST_HEAD(&client->hash_list); | |
184 | INIT_FLIST_HEAD(&client->arg_list); | |
185 | INIT_FLIST_HEAD(&client->eta_list); | |
186 | INIT_FLIST_HEAD(&client->cmd_list); | |
187 | ||
188 | client->hostname = strdup(hostname); | |
189 | ||
190 | if (type == Fio_client_socket) | |
191 | client->is_sock = 1; | |
192 | else { | |
193 | int ipv6; | |
194 | ||
195 | ipv6 = type == Fio_client_ipv6; | |
196 | if (fio_server_parse_host(hostname, &ipv6, | |
197 | &client->addr.sin_addr, | |
198 | &client->addr6.sin6_addr)) | |
199 | goto err; | |
200 | ||
201 | client->port = port; | |
202 | } | |
203 | ||
204 | client->fd = -1; | |
a5276616 | 205 | client->ops = ops; |
5121a9aa | 206 | client->refs = 1; |
3ec62ec4 JA |
207 | |
208 | __fio_client_add_cmd_option(client, "fio"); | |
209 | ||
210 | flist_add(&client->list, &client_list); | |
211 | nr_clients++; | |
212 | dprint(FD_NET, "client: added <%s>\n", client->hostname); | |
213 | return client; | |
214 | err: | |
215 | free(client); | |
216 | return NULL; | |
217 | } | |
218 | ||
a5276616 | 219 | int fio_client_add(struct client_ops *ops, const char *hostname, void **cookie) |
132159a5 | 220 | { |
3f3a4542 | 221 | struct fio_client *existing = *cookie; |
b66570dc | 222 | struct fio_client *client; |
132159a5 | 223 | |
3f3a4542 JA |
224 | if (existing) { |
225 | /* | |
226 | * We always add our "exec" name as the option, hence 1 | |
227 | * means empty. | |
228 | */ | |
229 | if (existing->argc == 1) | |
230 | flist_add_tail(&existing->arg_list, &arg_list); | |
231 | else { | |
232 | while (!flist_empty(&arg_list)) | |
233 | flist_del_init(arg_list.next); | |
234 | } | |
235 | } | |
236 | ||
b66570dc | 237 | client = malloc(sizeof(*client)); |
a37f69b7 | 238 | memset(client, 0, sizeof(*client)); |
81179eec | 239 | |
3c5f57e3 | 240 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 241 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 242 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 243 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 244 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 245 | |
bebe6398 JA |
246 | if (fio_server_parse_string(hostname, &client->hostname, |
247 | &client->is_sock, &client->port, | |
811826be JA |
248 | &client->addr.sin_addr, |
249 | &client->addr6.sin6_addr, | |
250 | &client->ipv6)) | |
bebe6398 | 251 | return -1; |
87aa8f19 | 252 | |
bebe6398 | 253 | client->fd = -1; |
a5276616 | 254 | client->ops = ops; |
5121a9aa | 255 | client->refs = 1; |
3c5f57e3 | 256 | |
81179eec JA |
257 | __fio_client_add_cmd_option(client, "fio"); |
258 | ||
a37f69b7 JA |
259 | flist_add(&client->list, &client_list); |
260 | nr_clients++; | |
bebe6398 JA |
261 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
262 | *cookie = client; | |
263 | return 0; | |
a37f69b7 JA |
264 | } |
265 | ||
d824c3b8 JA |
266 | static void probe_client(struct fio_client *client) |
267 | { | |
268 | dprint(FD_NET, "client: send probe\n"); | |
269 | ||
270 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_PROBE, 0, &client->cmd_list); | |
271 | } | |
272 | ||
87aa8f19 | 273 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 | 274 | { |
811826be JA |
275 | struct sockaddr *addr; |
276 | fio_socklen_t socklen; | |
277 | int fd, domain; | |
278 | ||
279 | if (client->ipv6) { | |
280 | client->addr6.sin6_family = AF_INET6; | |
281 | client->addr6.sin6_port = htons(client->port); | |
282 | domain = AF_INET6; | |
283 | addr = (struct sockaddr *) &client->addr6; | |
284 | socklen = sizeof(client->addr6); | |
285 | } else { | |
286 | client->addr.sin_family = AF_INET; | |
287 | client->addr.sin_port = htons(client->port); | |
288 | domain = AF_INET; | |
289 | addr = (struct sockaddr *) &client->addr; | |
290 | socklen = sizeof(client->addr); | |
291 | } | |
132159a5 | 292 | |
811826be | 293 | fd = socket(domain, SOCK_STREAM, 0); |
132159a5 | 294 | if (fd < 0) { |
25095e1b JA |
295 | int ret = -errno; |
296 | ||
132159a5 | 297 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 298 | return ret; |
132159a5 JA |
299 | } |
300 | ||
811826be | 301 | if (connect(fd, addr, socklen) < 0) { |
25095e1b JA |
302 | int ret = -errno; |
303 | ||
132159a5 | 304 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
305 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
306 | client->port); | |
b94cba47 | 307 | close(fd); |
25095e1b | 308 | return ret; |
87aa8f19 JA |
309 | } |
310 | ||
311 | return fd; | |
312 | } | |
313 | ||
314 | static int fio_client_connect_sock(struct fio_client *client) | |
315 | { | |
316 | struct sockaddr_un *addr = &client->addr_un; | |
317 | fio_socklen_t len; | |
318 | int fd; | |
319 | ||
320 | memset(addr, 0, sizeof(*addr)); | |
321 | addr->sun_family = AF_UNIX; | |
322 | strcpy(addr->sun_path, client->hostname); | |
323 | ||
324 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
325 | if (fd < 0) { | |
25095e1b JA |
326 | int ret = -errno; |
327 | ||
87aa8f19 | 328 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 329 | return ret; |
87aa8f19 JA |
330 | } |
331 | ||
332 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
333 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
25095e1b JA |
334 | int ret = -errno; |
335 | ||
87aa8f19 | 336 | log_err("fio: connect; %s\n", strerror(errno)); |
b94cba47 | 337 | close(fd); |
25095e1b | 338 | return ret; |
132159a5 JA |
339 | } |
340 | ||
87aa8f19 JA |
341 | return fd; |
342 | } | |
343 | ||
2f99deb0 | 344 | int fio_client_connect(struct fio_client *client) |
87aa8f19 JA |
345 | { |
346 | int fd; | |
347 | ||
348 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
349 | ||
87aa8f19 JA |
350 | if (client->is_sock) |
351 | fd = fio_client_connect_sock(client); | |
352 | else | |
353 | fd = fio_client_connect_ip(client); | |
354 | ||
89c1707c JA |
355 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
356 | ||
87aa8f19 | 357 | if (fd < 0) |
a1a3ed51 | 358 | return fd; |
87aa8f19 | 359 | |
b66570dc | 360 | client->fd = fd; |
bebe6398 | 361 | fio_client_add_hash(client); |
81179eec | 362 | client->state = Client_connected; |
d824c3b8 JA |
363 | |
364 | probe_client(client); | |
132159a5 JA |
365 | return 0; |
366 | } | |
367 | ||
2f99deb0 JA |
368 | void fio_client_terminate(struct fio_client *client) |
369 | { | |
370 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0, NULL); | |
371 | } | |
372 | ||
cc0df00a JA |
373 | void fio_clients_terminate(void) |
374 | { | |
375 | struct flist_head *entry; | |
376 | struct fio_client *client; | |
377 | ||
60efd14e JA |
378 | dprint(FD_NET, "client: terminate clients\n"); |
379 | ||
cc0df00a JA |
380 | flist_for_each(entry, &client_list) { |
381 | client = flist_entry(entry, struct fio_client, list); | |
2f99deb0 | 382 | fio_client_terminate(client); |
cc0df00a JA |
383 | } |
384 | } | |
385 | ||
386 | static void sig_int(int sig) | |
387 | { | |
bebe6398 | 388 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
389 | fio_clients_terminate(); |
390 | } | |
391 | ||
392 | static void client_signal_handler(void) | |
393 | { | |
394 | struct sigaction act; | |
395 | ||
396 | memset(&act, 0, sizeof(act)); | |
397 | act.sa_handler = sig_int; | |
398 | act.sa_flags = SA_RESTART; | |
399 | sigaction(SIGINT, &act, NULL); | |
400 | ||
401 | memset(&act, 0, sizeof(act)); | |
402 | act.sa_handler = sig_int; | |
403 | act.sa_flags = SA_RESTART; | |
404 | sigaction(SIGTERM, &act, NULL); | |
405 | } | |
406 | ||
81179eec JA |
407 | static int send_client_cmd_line(struct fio_client *client) |
408 | { | |
fa2ea806 JA |
409 | struct cmd_single_line_pdu *cslp; |
410 | struct cmd_line_pdu *clp; | |
411 | unsigned long offset; | |
7f868316 | 412 | unsigned int *lens; |
fa2ea806 JA |
413 | void *pdu; |
414 | size_t mem; | |
81179eec JA |
415 | int i, ret; |
416 | ||
39e8e016 | 417 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 418 | |
7f868316 JA |
419 | lens = malloc(client->argc * sizeof(unsigned int)); |
420 | ||
fa2ea806 JA |
421 | /* |
422 | * Find out how much mem we need | |
423 | */ | |
7f868316 JA |
424 | for (i = 0, mem = 0; i < client->argc; i++) { |
425 | lens[i] = strlen(client->argv[i]) + 1; | |
426 | mem += lens[i]; | |
427 | } | |
fa2ea806 JA |
428 | |
429 | /* | |
430 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
431 | */ | |
432 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
433 | ||
434 | pdu = malloc(mem); | |
435 | clp = pdu; | |
436 | offset = sizeof(*clp); | |
437 | ||
438 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 439 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
440 | |
441 | cslp = pdu + offset; | |
442 | strcpy((char *) cslp->text, client->argv[i]); | |
443 | cslp->len = cpu_to_le16(arg_len); | |
444 | offset += sizeof(*cslp) + arg_len; | |
445 | } | |
81179eec | 446 | |
7f868316 | 447 | free(lens); |
fa2ea806 | 448 | clp->lines = cpu_to_le16(client->argc); |
af9c9fb3 | 449 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, 0); |
81179eec JA |
450 | free(pdu); |
451 | return ret; | |
452 | } | |
453 | ||
a37f69b7 JA |
454 | int fio_clients_connect(void) |
455 | { | |
456 | struct fio_client *client; | |
457 | struct flist_head *entry, *tmp; | |
458 | int ret; | |
459 | ||
93bcfd20 BC |
460 | #ifdef WIN32 |
461 | WSADATA wsd; | |
462 | WSAStartup(MAKEWORD(2,2), &wsd); | |
463 | #endif | |
464 | ||
60efd14e JA |
465 | dprint(FD_NET, "client: connect all\n"); |
466 | ||
cc0df00a JA |
467 | client_signal_handler(); |
468 | ||
a37f69b7 JA |
469 | flist_for_each_safe(entry, tmp, &client_list) { |
470 | client = flist_entry(entry, struct fio_client, list); | |
471 | ||
472 | ret = fio_client_connect(client); | |
0b8f30a5 | 473 | if (ret) { |
a37f69b7 | 474 | remove_client(client); |
0b8f30a5 JA |
475 | continue; |
476 | } | |
477 | ||
81179eec JA |
478 | if (client->argc > 1) |
479 | send_client_cmd_line(client); | |
a37f69b7 JA |
480 | } |
481 | ||
482 | return !nr_clients; | |
483 | } | |
484 | ||
b9d2f30a JA |
485 | int fio_start_client(struct fio_client *client) |
486 | { | |
487 | dprint(FD_NET, "client: start %s\n", client->hostname); | |
488 | return fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_RUN, 0, NULL); | |
489 | } | |
490 | ||
491 | int fio_start_all_clients(void) | |
492 | { | |
493 | struct fio_client *client; | |
494 | struct flist_head *entry, *tmp; | |
495 | int ret; | |
496 | ||
497 | dprint(FD_NET, "client: start all\n"); | |
498 | ||
499 | flist_for_each_safe(entry, tmp, &client_list) { | |
500 | client = flist_entry(entry, struct fio_client, list); | |
501 | ||
502 | ret = fio_start_client(client); | |
503 | if (ret) { | |
504 | remove_client(client); | |
505 | continue; | |
506 | } | |
507 | } | |
508 | ||
509 | return flist_empty(&client_list); | |
510 | } | |
511 | ||
132159a5 JA |
512 | /* |
513 | * Send file contents to server backend. We could use sendfile(), but to remain | |
514 | * more portable lets just read/write the darn thing. | |
515 | */ | |
9988ca70 | 516 | static int __fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 JA |
517 | { |
518 | struct stat sb; | |
519 | char *p, *buf; | |
520 | off_t len; | |
521 | int fd, ret; | |
522 | ||
46c48f1f JA |
523 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
524 | ||
132159a5 JA |
525 | fd = open(filename, O_RDONLY); |
526 | if (fd < 0) { | |
25095e1b JA |
527 | int ret = -errno; |
528 | ||
e951bdc4 | 529 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
25095e1b | 530 | return ret; |
132159a5 JA |
531 | } |
532 | ||
533 | if (fstat(fd, &sb) < 0) { | |
25095e1b JA |
534 | int ret = -errno; |
535 | ||
132159a5 | 536 | log_err("fio: job file stat: %s\n", strerror(errno)); |
b94cba47 | 537 | close(fd); |
25095e1b | 538 | return ret; |
132159a5 JA |
539 | } |
540 | ||
541 | buf = malloc(sb.st_size); | |
542 | ||
543 | len = sb.st_size; | |
544 | p = buf; | |
545 | do { | |
546 | ret = read(fd, p, len); | |
547 | if (ret > 0) { | |
548 | len -= ret; | |
549 | if (!len) | |
550 | break; | |
551 | p += ret; | |
552 | continue; | |
553 | } else if (!ret) | |
554 | break; | |
555 | else if (errno == EAGAIN || errno == EINTR) | |
556 | continue; | |
557 | } while (1); | |
558 | ||
0b8f30a5 JA |
559 | if (len) { |
560 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 561 | close(fd); |
c524ef72 | 562 | free(buf); |
0b8f30a5 JA |
563 | return 1; |
564 | } | |
565 | ||
c2cb6869 | 566 | client->sent_job = 1; |
af9c9fb3 | 567 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size, 0); |
132159a5 | 568 | free(buf); |
b94cba47 | 569 | close(fd); |
132159a5 JA |
570 | return ret; |
571 | } | |
37db14fe | 572 | |
9988ca70 JA |
573 | int fio_client_send_ini(struct fio_client *client, const char *filename) |
574 | { | |
25095e1b JA |
575 | int ret; |
576 | ||
577 | ret = __fio_client_send_ini(client, filename); | |
3af45201 JA |
578 | if (!ret) |
579 | client->sent_job = 1; | |
9988ca70 | 580 | |
25095e1b | 581 | return ret; |
9988ca70 JA |
582 | } |
583 | ||
a37f69b7 JA |
584 | int fio_clients_send_ini(const char *filename) |
585 | { | |
586 | struct fio_client *client; | |
587 | struct flist_head *entry, *tmp; | |
588 | ||
589 | flist_for_each_safe(entry, tmp, &client_list) { | |
590 | client = flist_entry(entry, struct fio_client, list); | |
591 | ||
3af45201 JA |
592 | if (fio_client_send_ini(client, filename)) |
593 | remove_client(client); | |
a37f69b7 JA |
594 | } |
595 | ||
596 | return !nr_clients; | |
597 | } | |
598 | ||
a64e88da JA |
599 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
600 | { | |
601 | dst->max_val = le64_to_cpu(src->max_val); | |
602 | dst->min_val = le64_to_cpu(src->min_val); | |
603 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
604 | |
605 | /* | |
606 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
607 | */ | |
608 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
609 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
610 | } |
611 | ||
612 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
613 | { | |
614 | int i, j; | |
615 | ||
616 | dst->error = le32_to_cpu(src->error); | |
617 | dst->groupid = le32_to_cpu(src->groupid); | |
618 | dst->pid = le32_to_cpu(src->pid); | |
619 | dst->members = le32_to_cpu(src->members); | |
620 | ||
621 | for (i = 0; i < 2; i++) { | |
622 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); | |
623 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
624 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
625 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
626 | } | |
627 | ||
628 | dst->usr_time = le64_to_cpu(src->usr_time); | |
629 | dst->sys_time = le64_to_cpu(src->sys_time); | |
630 | dst->ctx = le64_to_cpu(src->ctx); | |
631 | dst->minf = le64_to_cpu(src->minf); | |
632 | dst->majf = le64_to_cpu(src->majf); | |
633 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
634 | |
635 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
636 | fio_fp64_t *fps = &src->percentile_list[i]; | |
637 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
638 | ||
639 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
640 | } | |
a64e88da JA |
641 | |
642 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
643 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
644 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
645 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
646 | } | |
647 | ||
648 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
649 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
650 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
651 | } | |
652 | ||
653 | for (i = 0; i < 2; i++) | |
654 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
655 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
656 | ||
657 | for (i = 0; i < 3; i++) { | |
658 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); | |
93eee04a | 659 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
660 | } |
661 | ||
662 | dst->total_submit = le64_to_cpu(src->total_submit); | |
663 | dst->total_complete = le64_to_cpu(src->total_complete); | |
664 | ||
665 | for (i = 0; i < 2; i++) { | |
666 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); | |
667 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
668 | } | |
669 | ||
670 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
671 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
672 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
673 | dst->first_error = le32_to_cpu(src->first_error); |
674 | dst->kb_base = le32_to_cpu(src->kb_base); | |
a64e88da JA |
675 | } |
676 | ||
677 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
678 | { | |
679 | int i; | |
680 | ||
681 | for (i = 0; i < 2; i++) { | |
682 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); | |
683 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
684 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
685 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
686 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
687 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
688 | } | |
689 | ||
690 | dst->kb_base = le32_to_cpu(src->kb_base); | |
691 | dst->groupid = le32_to_cpu(src->groupid); | |
692 | } | |
693 | ||
89e5fad9 | 694 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
695 | { |
696 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
697 | ||
a64e88da | 698 | show_thread_status(&p->ts, &p->rs); |
37f0c1ae JA |
699 | |
700 | if (sum_stat_clients == 1) | |
701 | return; | |
702 | ||
703 | sum_thread_stats(&client_ts, &p->ts, sum_stat_nr); | |
704 | sum_group_stats(&client_gs, &p->rs); | |
705 | ||
706 | client_ts.members++; | |
707 | client_ts.groupid = p->ts.groupid; | |
708 | ||
709 | if (++sum_stat_nr == sum_stat_clients) { | |
710 | strcpy(client_ts.name, "All clients"); | |
711 | show_thread_status(&client_ts, &client_gs); | |
712 | } | |
a64e88da JA |
713 | } |
714 | ||
89e5fad9 | 715 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
716 | { |
717 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
718 | ||
a64e88da JA |
719 | show_group_stats(gs); |
720 | } | |
721 | ||
3bf236c0 JA |
722 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd) |
723 | { | |
724 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
725 | const char *buf = (const char *) pdu->buf; | |
726 | const char *name; | |
727 | int fio_unused ret; | |
728 | ||
729 | name = client->name ? client->name : client->hostname; | |
730 | ||
731 | if (!client->skip_newline) | |
732 | fprintf(f_out, "<%s> ", name); | |
733 | ret = fwrite(buf, pdu->buf_len, 1, f_out); | |
734 | fflush(f_out); | |
735 | client->skip_newline = strchr(buf, '\n') == NULL; | |
736 | } | |
737 | ||
d09a64a0 JA |
738 | static void convert_agg(struct disk_util_agg *agg) |
739 | { | |
740 | int i; | |
741 | ||
742 | for (i = 0; i < 2; i++) { | |
743 | agg->ios[i] = le32_to_cpu(agg->ios[i]); | |
744 | agg->merges[i] = le32_to_cpu(agg->merges[i]); | |
745 | agg->sectors[i] = le64_to_cpu(agg->sectors[i]); | |
746 | agg->ticks[i] = le32_to_cpu(agg->ticks[i]); | |
747 | } | |
748 | ||
749 | agg->io_ticks = le32_to_cpu(agg->io_ticks); | |
750 | agg->time_in_queue = le32_to_cpu(agg->time_in_queue); | |
751 | agg->slavecount = le32_to_cpu(agg->slavecount); | |
823ba54b | 752 | agg->max_util.u.f = fio_uint64_to_double(__le64_to_cpu(agg->max_util.u.i)); |
d09a64a0 JA |
753 | } |
754 | ||
755 | static void convert_dus(struct disk_util_stat *dus) | |
756 | { | |
757 | int i; | |
758 | ||
759 | for (i = 0; i < 2; i++) { | |
760 | dus->ios[i] = le32_to_cpu(dus->ios[i]); | |
761 | dus->merges[i] = le32_to_cpu(dus->merges[i]); | |
762 | dus->sectors[i] = le64_to_cpu(dus->sectors[i]); | |
763 | dus->ticks[i] = le32_to_cpu(dus->ticks[i]); | |
764 | } | |
765 | ||
766 | dus->io_ticks = le32_to_cpu(dus->io_ticks); | |
767 | dus->time_in_queue = le32_to_cpu(dus->time_in_queue); | |
768 | dus->msec = le64_to_cpu(dus->msec); | |
769 | } | |
770 | ||
771 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd) | |
772 | { | |
773 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
774 | ||
d09a64a0 JA |
775 | if (!client->disk_stats_shown) { |
776 | client->disk_stats_shown = 1; | |
777 | log_info("\nDisk stats (read/write):\n"); | |
778 | } | |
779 | ||
f2f788dd | 780 | print_disk_util(&du->dus, &du->agg, terse_output); |
d09a64a0 JA |
781 | } |
782 | ||
3bf236c0 | 783 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 784 | { |
cf451d1e JA |
785 | int i; |
786 | ||
787 | je->nr_running = le32_to_cpu(je->nr_running); | |
788 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
789 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
790 | je->files_open = le32_to_cpu(je->files_open); | |
cf451d1e JA |
791 | |
792 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
793 | je->m_rate[i] = le32_to_cpu(je->m_rate[i]); |
794 | je->t_rate[i] = le32_to_cpu(je->t_rate[i]); | |
795 | je->m_iops[i] = le32_to_cpu(je->m_iops[i]); | |
796 | je->t_iops[i] = le32_to_cpu(je->t_iops[i]); | |
cf451d1e JA |
797 | je->rate[i] = le32_to_cpu(je->rate[i]); |
798 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
799 | } | |
800 | ||
b51eedb7 | 801 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 802 | je->eta_sec = le64_to_cpu(je->eta_sec); |
8c621fb2 | 803 | je->nr_threads = le32_to_cpu(je->nr_threads); |
48fbb46e JA |
804 | } |
805 | ||
3e47bd25 | 806 | void fio_client_sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 807 | { |
48fbb46e JA |
808 | int i; |
809 | ||
810 | dst->nr_running += je->nr_running; | |
811 | dst->nr_ramp += je->nr_ramp; | |
812 | dst->nr_pending += je->nr_pending; | |
813 | dst->files_open += je->files_open; | |
48fbb46e JA |
814 | |
815 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
816 | dst->m_rate[i] += je->m_rate[i]; |
817 | dst->t_rate[i] += je->t_rate[i]; | |
818 | dst->m_iops[i] += je->m_iops[i]; | |
819 | dst->t_iops[i] += je->t_iops[i]; | |
48fbb46e JA |
820 | dst->rate[i] += je->rate[i]; |
821 | dst->iops[i] += je->iops[i]; | |
822 | } | |
823 | ||
824 | dst->elapsed_sec += je->elapsed_sec; | |
825 | ||
826 | if (je->eta_sec > dst->eta_sec) | |
827 | dst->eta_sec = je->eta_sec; | |
8c621fb2 JA |
828 | |
829 | dst->nr_threads += je->nr_threads; | |
830 | /* we need to handle je->run_str too ... */ | |
48fbb46e JA |
831 | } |
832 | ||
a5276616 | 833 | void fio_client_dec_jobs_eta(struct client_eta *eta, client_eta_op eta_fn) |
82c1ed38 JA |
834 | { |
835 | if (!--eta->pending) { | |
a5276616 | 836 | eta_fn(&eta->eta); |
82c1ed38 JA |
837 | free(eta); |
838 | } | |
839 | } | |
840 | ||
89c1707c JA |
841 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
842 | { | |
843 | struct fio_net_int_cmd *icmd = NULL; | |
844 | struct flist_head *entry; | |
845 | ||
846 | flist_for_each(entry, &client->cmd_list) { | |
847 | icmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
848 | ||
df380934 | 849 | if (cmd->tag == (uintptr_t) icmd) |
89c1707c JA |
850 | break; |
851 | ||
852 | icmd = NULL; | |
853 | } | |
854 | ||
855 | if (!icmd) { | |
856 | log_err("fio: client: unable to find matching tag\n"); | |
857 | return; | |
858 | } | |
859 | ||
860 | flist_del(&icmd->list); | |
861 | cmd->tag = icmd->saved_tag; | |
862 | free(icmd); | |
863 | } | |
864 | ||
82c1ed38 | 865 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
866 | { |
867 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
df380934 | 868 | struct client_eta *eta = (struct client_eta *) (uintptr_t) cmd->tag; |
af9c9fb3 JA |
869 | |
870 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 871 | |
f77d2676 JA |
872 | assert(client->eta_in_flight == eta); |
873 | ||
874 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
875 | flist_del_init(&client->eta_list); |
876 | ||
2f99deb0 JA |
877 | if (client->ops->jobs_eta) |
878 | client->ops->jobs_eta(client, je); | |
879 | ||
3e47bd25 | 880 | fio_client_sum_jobs_eta(&eta->eta, je); |
a5276616 | 881 | fio_client_dec_jobs_eta(eta, client->ops->eta); |
cf451d1e JA |
882 | } |
883 | ||
b5296ddb | 884 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 JA |
885 | { |
886 | struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload; | |
d2333358 JA |
887 | const char *os, *arch; |
888 | char bit[16]; | |
2e03b4b2 | 889 | |
cca84643 JA |
890 | os = fio_get_os_string(probe->os); |
891 | if (!os) | |
892 | os = "unknown"; | |
893 | ||
894 | arch = fio_get_arch_string(probe->arch); | |
895 | if (!arch) | |
896 | os = "unknown"; | |
897 | ||
d2333358 | 898 | sprintf(bit, "%d-bit", probe->bpp * 8); |
38fdef22 JA |
899 | |
900 | log_info("hostname=%s, be=%u, %s, os=%s, arch=%s, fio=%u.%u.%u\n", | |
901 | probe->hostname, probe->bigendian, bit, os, arch, | |
902 | probe->fio_major, probe->fio_minor, probe->fio_patch); | |
b5296ddb JA |
903 | |
904 | if (!client->name) | |
905 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
906 | } |
907 | ||
11e950bd JA |
908 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd) |
909 | { | |
910 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
911 | ||
912 | client->state = Client_started; | |
85dd01e7 | 913 | client->jobs = pdu->jobs; |
11e950bd JA |
914 | } |
915 | ||
916 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd) | |
917 | { | |
498c92c2 JA |
918 | if (client->error) |
919 | log_info("client <%s>: exited with error %d\n", client->hostname, client->error); | |
11e950bd JA |
920 | } |
921 | ||
6b79c80c JA |
922 | static void convert_stop(struct fio_net_cmd *cmd) |
923 | { | |
924 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
925 | ||
926 | pdu->error = le32_to_cpu(pdu->error); | |
927 | } | |
928 | ||
084d1c6f JA |
929 | static void convert_text(struct fio_net_cmd *cmd) |
930 | { | |
931 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
932 | ||
933 | pdu->level = le32_to_cpu(pdu->level); | |
934 | pdu->buf_len = le32_to_cpu(pdu->buf_len); | |
935 | pdu->log_sec = le64_to_cpu(pdu->log_sec); | |
936 | pdu->log_usec = le64_to_cpu(pdu->log_usec); | |
937 | } | |
938 | ||
a5276616 | 939 | int fio_handle_client(struct fio_client *client) |
37db14fe | 940 | { |
a5276616 | 941 | struct client_ops *ops = client->ops; |
37db14fe JA |
942 | struct fio_net_cmd *cmd; |
943 | ||
60efd14e JA |
944 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
945 | ||
e951bdc4 JA |
946 | cmd = fio_net_recv_cmd(client->fd); |
947 | if (!cmd) | |
948 | return 0; | |
c2c94585 | 949 | |
b9d2f30a JA |
950 | dprint(FD_NET, "client: got cmd op %s from %s (pdu=%u)\n", |
951 | fio_server_op(cmd->opcode), client->hostname, cmd->pdu_len); | |
46c48f1f | 952 | |
e951bdc4 JA |
953 | switch (cmd->opcode) { |
954 | case FIO_NET_CMD_QUIT: | |
3ec62ec4 JA |
955 | if (ops->quit) |
956 | ops->quit(client); | |
e951bdc4 JA |
957 | remove_client(client); |
958 | free(cmd); | |
959 | break; | |
084d1c6f JA |
960 | case FIO_NET_CMD_TEXT: |
961 | convert_text(cmd); | |
962 | ops->text_op(client, cmd); | |
e951bdc4 JA |
963 | free(cmd); |
964 | break; | |
3bf236c0 JA |
965 | case FIO_NET_CMD_DU: { |
966 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
967 | ||
968 | convert_dus(&du->dus); | |
969 | convert_agg(&du->agg); | |
970 | ||
dd366728 | 971 | ops->disk_util(client, cmd); |
d09a64a0 JA |
972 | free(cmd); |
973 | break; | |
3bf236c0 JA |
974 | } |
975 | case FIO_NET_CMD_TS: { | |
976 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
977 | ||
978 | convert_ts(&p->ts, &p->ts); | |
979 | convert_gs(&p->rs, &p->rs); | |
980 | ||
89e5fad9 | 981 | ops->thread_status(client, cmd); |
e951bdc4 JA |
982 | free(cmd); |
983 | break; | |
3bf236c0 JA |
984 | } |
985 | case FIO_NET_CMD_GS: { | |
986 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
987 | ||
988 | convert_gs(gs, gs); | |
989 | ||
89e5fad9 | 990 | ops->group_stats(client, cmd); |
e951bdc4 JA |
991 | free(cmd); |
992 | break; | |
3bf236c0 JA |
993 | } |
994 | case FIO_NET_CMD_ETA: { | |
995 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
996 | ||
89c1707c | 997 | remove_reply_cmd(client, cmd); |
3bf236c0 | 998 | convert_jobs_eta(je); |
a5276616 | 999 | handle_eta(client, cmd); |
e951bdc4 JA |
1000 | free(cmd); |
1001 | break; | |
3bf236c0 | 1002 | } |
e951bdc4 | 1003 | case FIO_NET_CMD_PROBE: |
89c1707c | 1004 | remove_reply_cmd(client, cmd); |
dd366728 | 1005 | ops->probe(client, cmd); |
e951bdc4 JA |
1006 | free(cmd); |
1007 | break; | |
5d7793aa | 1008 | case FIO_NET_CMD_SERVER_START: |
01be038e | 1009 | client->state = Client_running; |
85dd01e7 JA |
1010 | if (ops->job_start) |
1011 | ops->job_start(client, cmd); | |
01be038e JA |
1012 | free(cmd); |
1013 | break; | |
85dd01e7 JA |
1014 | case FIO_NET_CMD_START: { |
1015 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
1016 | ||
1017 | pdu->jobs = le32_to_cpu(pdu->jobs); | |
1018 | ops->start(client, cmd); | |
e951bdc4 JA |
1019 | free(cmd); |
1020 | break; | |
85dd01e7 | 1021 | } |
6b79c80c JA |
1022 | case FIO_NET_CMD_STOP: { |
1023 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
1024 | ||
1025 | convert_stop(cmd); | |
1026 | client->state = Client_stopped; | |
1027 | client->error = pdu->error; | |
1028 | ops->stop(client, cmd); | |
e951bdc4 JA |
1029 | free(cmd); |
1030 | break; | |
6b79c80c | 1031 | } |
807f9971 JA |
1032 | case FIO_NET_CMD_ADD_JOB: |
1033 | if (ops->add_job) | |
1034 | ops->add_job(client, cmd); | |
1035 | free(cmd); | |
1036 | break; | |
e951bdc4 | 1037 | default: |
89c1707c | 1038 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 JA |
1039 | free(cmd); |
1040 | break; | |
37db14fe JA |
1041 | } |
1042 | ||
e951bdc4 | 1043 | return 1; |
37db14fe | 1044 | } |
b66570dc | 1045 | |
a5276616 | 1046 | static void request_client_etas(struct client_ops *ops) |
af9c9fb3 JA |
1047 | { |
1048 | struct fio_client *client; | |
1049 | struct flist_head *entry; | |
1050 | struct client_eta *eta; | |
82c1ed38 | 1051 | int skipped = 0; |
af9c9fb3 JA |
1052 | |
1053 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
1054 | ||
af9c9fb3 JA |
1055 | eta = malloc(sizeof(*eta)); |
1056 | memset(&eta->eta, 0, sizeof(eta->eta)); | |
1057 | eta->pending = nr_clients; | |
1058 | ||
1059 | flist_for_each(entry, &client_list) { | |
1060 | client = flist_entry(entry, struct fio_client, list); | |
1061 | ||
82c1ed38 JA |
1062 | if (!flist_empty(&client->eta_list)) { |
1063 | skipped++; | |
1064 | continue; | |
1065 | } | |
01be038e JA |
1066 | if (client->state != Client_running) |
1067 | continue; | |
82c1ed38 | 1068 | |
f77d2676 | 1069 | assert(!client->eta_in_flight); |
82c1ed38 | 1070 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 1071 | client->eta_in_flight = eta; |
af9c9fb3 | 1072 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
df380934 | 1073 | (uintptr_t) eta, &client->cmd_list); |
af9c9fb3 JA |
1074 | } |
1075 | ||
82c1ed38 | 1076 | while (skipped--) |
a5276616 | 1077 | fio_client_dec_jobs_eta(eta, ops->eta); |
82c1ed38 | 1078 | |
af9c9fb3 JA |
1079 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
1080 | } | |
1081 | ||
89c1707c JA |
1082 | static int client_check_cmd_timeout(struct fio_client *client, |
1083 | struct timeval *now) | |
1084 | { | |
1085 | struct fio_net_int_cmd *cmd; | |
1086 | struct flist_head *entry, *tmp; | |
1087 | int ret = 0; | |
1088 | ||
1089 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
1090 | cmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
1091 | ||
1092 | if (mtime_since(&cmd->tv, now) < FIO_NET_CLIENT_TIMEOUT) | |
1093 | continue; | |
1094 | ||
1095 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
1096 | fio_server_op(cmd->cmd.opcode)); | |
1097 | flist_del(&cmd->list); | |
1098 | free(cmd); | |
1099 | ret = 1; | |
1100 | } | |
1101 | ||
1102 | return flist_empty(&client->cmd_list) && ret; | |
1103 | } | |
1104 | ||
a5276616 | 1105 | static int fio_check_clients_timed_out(void) |
89c1707c JA |
1106 | { |
1107 | struct fio_client *client; | |
1108 | struct flist_head *entry, *tmp; | |
1109 | struct timeval tv; | |
1110 | int ret = 0; | |
1111 | ||
1112 | gettimeofday(&tv, NULL); | |
1113 | ||
1114 | flist_for_each_safe(entry, tmp, &client_list) { | |
1115 | client = flist_entry(entry, struct fio_client, list); | |
1116 | ||
1117 | if (flist_empty(&client->cmd_list)) | |
1118 | continue; | |
1119 | ||
1120 | if (!client_check_cmd_timeout(client, &tv)) | |
1121 | continue; | |
1122 | ||
a5276616 JA |
1123 | if (client->ops->timed_out) |
1124 | client->ops->timed_out(client); | |
ed727a46 JA |
1125 | else |
1126 | log_err("fio: client %s timed out\n", client->hostname); | |
1127 | ||
89c1707c JA |
1128 | remove_client(client); |
1129 | ret = 1; | |
1130 | } | |
1131 | ||
1132 | return ret; | |
1133 | } | |
1134 | ||
dd366728 | 1135 | int fio_handle_clients(struct client_ops *ops) |
b66570dc | 1136 | { |
b66570dc | 1137 | struct pollfd *pfds; |
498c92c2 | 1138 | int i, ret = 0, retval = 0; |
b66570dc | 1139 | |
af9c9fb3 JA |
1140 | gettimeofday(&eta_tv, NULL); |
1141 | ||
b66570dc JA |
1142 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
1143 | ||
37f0c1ae JA |
1144 | sum_stat_clients = nr_clients; |
1145 | init_thread_stat(&client_ts); | |
1146 | init_group_run_stat(&client_gs); | |
1147 | ||
82a4be1b | 1148 | while (!exit_backend && nr_clients) { |
c2cb6869 JA |
1149 | struct flist_head *entry, *tmp; |
1150 | struct fio_client *client; | |
1151 | ||
82a4be1b | 1152 | i = 0; |
c2cb6869 | 1153 | flist_for_each_safe(entry, tmp, &client_list) { |
82a4be1b | 1154 | client = flist_entry(entry, struct fio_client, list); |
b66570dc | 1155 | |
a5276616 | 1156 | if (!client->sent_job && !client->ops->stay_connected && |
c2cb6869 JA |
1157 | flist_empty(&client->cmd_list)) { |
1158 | remove_client(client); | |
1159 | continue; | |
1160 | } | |
1161 | ||
82a4be1b JA |
1162 | pfds[i].fd = client->fd; |
1163 | pfds[i].events = POLLIN; | |
1164 | i++; | |
1165 | } | |
1166 | ||
c2cb6869 JA |
1167 | if (!nr_clients) |
1168 | break; | |
1169 | ||
82a4be1b | 1170 | assert(i == nr_clients); |
b66570dc | 1171 | |
5c2857f9 | 1172 | do { |
af9c9fb3 JA |
1173 | struct timeval tv; |
1174 | ||
1175 | gettimeofday(&tv, NULL); | |
6433ee05 | 1176 | if (mtime_since(&eta_tv, &tv) >= ops->eta_msec) { |
a5276616 | 1177 | request_client_etas(ops); |
af9c9fb3 | 1178 | memcpy(&eta_tv, &tv, sizeof(tv)); |
89c1707c | 1179 | |
a5276616 | 1180 | if (fio_check_clients_timed_out()) |
89c1707c | 1181 | break; |
af9c9fb3 JA |
1182 | } |
1183 | ||
5c2857f9 JA |
1184 | ret = poll(pfds, nr_clients, 100); |
1185 | if (ret < 0) { | |
1186 | if (errno == EINTR) | |
1187 | continue; | |
1188 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
1189 | break; | |
1190 | } else if (!ret) | |
b66570dc | 1191 | continue; |
5c2857f9 | 1192 | } while (ret <= 0); |
b66570dc JA |
1193 | |
1194 | for (i = 0; i < nr_clients; i++) { | |
1195 | if (!(pfds[i].revents & POLLIN)) | |
1196 | continue; | |
1197 | ||
1198 | client = find_client_by_fd(pfds[i].fd); | |
1199 | if (!client) { | |
3c5f57e3 | 1200 | log_err("fio: unknown client fd %d\n", pfds[i].fd); |
b66570dc JA |
1201 | continue; |
1202 | } | |
a5276616 | 1203 | if (!fio_handle_client(client)) { |
28d3ab07 JA |
1204 | log_info("client: host=%s disconnected\n", |
1205 | client->hostname); | |
1206 | remove_client(client); | |
498c92c2 | 1207 | retval = 1; |
38990764 | 1208 | } else if (client->error) |
498c92c2 | 1209 | retval = 1; |
343cb4a9 | 1210 | fio_put_client(client); |
b66570dc JA |
1211 | } |
1212 | } | |
1213 | ||
1214 | free(pfds); | |
498c92c2 | 1215 | return retval; |
b66570dc | 1216 | } |