Commit | Line | Data |
---|---|---|
132159a5 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <unistd.h> | |
4 | #include <limits.h> | |
5 | #include <errno.h> | |
6 | #include <fcntl.h> | |
7 | #include <sys/poll.h> | |
8 | #include <sys/types.h> | |
9 | #include <sys/stat.h> | |
10 | #include <sys/wait.h> | |
d05c4a03 | 11 | #include <sys/socket.h> |
87aa8f19 | 12 | #include <sys/un.h> |
132159a5 JA |
13 | #include <netinet/in.h> |
14 | #include <arpa/inet.h> | |
15 | #include <netdb.h> | |
9e22ecb0 | 16 | #include <signal.h> |
132159a5 JA |
17 | |
18 | #include "fio.h" | |
dd366728 | 19 | #include "client.h" |
132159a5 | 20 | #include "server.h" |
b66570dc | 21 | #include "flist.h" |
3c5f57e3 | 22 | #include "hash.h" |
132159a5 | 23 | |
dd366728 | 24 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd); |
89e5fad9 JA |
25 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd); |
26 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd); | |
dd366728 | 27 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd); |
084d1c6f | 28 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd); |
6b79c80c | 29 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd); |
dd366728 SC |
30 | |
31 | struct client_ops fio_client_ops = { | |
084d1c6f | 32 | .text_op = handle_text, |
0420ba6a JA |
33 | .disk_util = handle_du, |
34 | .thread_status = handle_ts, | |
35 | .group_stats = handle_gs, | |
6b79c80c | 36 | .stop = handle_stop, |
a5276616 | 37 | .eta = display_thread_status, |
0420ba6a | 38 | .probe = handle_probe, |
dd366728 SC |
39 | }; |
40 | ||
af9c9fb3 | 41 | static struct timeval eta_tv; |
48fbb46e | 42 | |
b66570dc | 43 | static FLIST_HEAD(client_list); |
82c1ed38 | 44 | static FLIST_HEAD(eta_list); |
b66570dc | 45 | |
3f3a4542 JA |
46 | static FLIST_HEAD(arg_list); |
47 | ||
3650a3ca JA |
48 | struct thread_stat client_ts; |
49 | struct group_run_stats client_gs; | |
50 | int sum_stat_clients; | |
51 | ||
37f0c1ae JA |
52 | static int sum_stat_nr; |
53 | ||
3c5f57e3 JA |
54 | #define FIO_CLIENT_HASH_BITS 7 |
55 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
56 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 57 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 58 | |
bebe6398 | 59 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
60 | { |
61 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
62 | ||
63 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 64 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
65 | } |
66 | ||
bebe6398 | 67 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 68 | { |
bebe6398 JA |
69 | if (!flist_empty(&client->hash_list)) |
70 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
71 | } |
72 | ||
73 | static void fio_init fio_client_hash_init(void) | |
74 | { | |
75 | int i; | |
76 | ||
bebe6398 JA |
77 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
78 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
79 | } |
80 | ||
b66570dc JA |
81 | static struct fio_client *find_client_by_fd(int fd) |
82 | { | |
3c5f57e3 | 83 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
84 | struct fio_client *client; |
85 | struct flist_head *entry; | |
86 | ||
bebe6398 JA |
87 | flist_for_each(entry, &client_hash[bucket]) { |
88 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc | 89 | |
5121a9aa JA |
90 | if (client->fd == fd) { |
91 | client->refs++; | |
b66570dc | 92 | return client; |
5121a9aa | 93 | } |
b66570dc JA |
94 | } |
95 | ||
96 | return NULL; | |
97 | } | |
98 | ||
b66570dc JA |
99 | static void remove_client(struct fio_client *client) |
100 | { | |
5121a9aa JA |
101 | assert(client->refs); |
102 | ||
103 | if (--client->refs) | |
104 | return; | |
105 | ||
39e8e016 | 106 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
b66570dc | 107 | flist_del(&client->list); |
3c5f57e3 | 108 | |
bebe6398 | 109 | fio_client_remove_hash(client); |
81179eec | 110 | |
82c1ed38 JA |
111 | if (!flist_empty(&client->eta_list)) { |
112 | flist_del_init(&client->eta_list); | |
a5276616 | 113 | fio_client_dec_jobs_eta(client->eta_in_flight, client->ops->eta); |
82c1ed38 | 114 | } |
af9c9fb3 | 115 | |
b66570dc | 116 | free(client->hostname); |
81179eec JA |
117 | if (client->argv) |
118 | free(client->argv); | |
b5296ddb JA |
119 | if (client->name) |
120 | free(client->name); | |
81179eec | 121 | |
b66570dc | 122 | free(client); |
3c5f57e3 | 123 | nr_clients--; |
5fd0acbd | 124 | sum_stat_clients--; |
b66570dc | 125 | } |
132159a5 | 126 | |
5121a9aa JA |
127 | static void put_client(struct fio_client *client) |
128 | { | |
129 | remove_client(client); | |
130 | } | |
131 | ||
fa2ea806 JA |
132 | static void __fio_client_add_cmd_option(struct fio_client *client, |
133 | const char *opt) | |
81179eec | 134 | { |
39e8e016 JA |
135 | int index; |
136 | ||
137 | index = client->argc++; | |
81179eec | 138 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
139 | client->argv[index] = strdup(opt); |
140 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
141 | } |
142 | ||
fa2ea806 | 143 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 144 | { |
bebe6398 | 145 | struct fio_client *client = cookie; |
3f3a4542 | 146 | struct flist_head *entry; |
81179eec | 147 | |
bebe6398 | 148 | if (!client || !opt) |
fa2ea806 | 149 | return; |
81179eec | 150 | |
fa2ea806 | 151 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
152 | |
153 | /* | |
154 | * Duplicate arguments to shared client group | |
155 | */ | |
156 | flist_for_each(entry, &arg_list) { | |
157 | client = flist_entry(entry, struct fio_client, arg_list); | |
158 | ||
159 | __fio_client_add_cmd_option(client, opt); | |
160 | } | |
81179eec JA |
161 | } |
162 | ||
a5276616 JA |
163 | struct fio_client *fio_client_add_explicit(struct client_ops *ops, |
164 | const char *hostname, int type, | |
3ec62ec4 JA |
165 | int port) |
166 | { | |
167 | struct fio_client *client; | |
168 | ||
169 | client = malloc(sizeof(*client)); | |
170 | memset(client, 0, sizeof(*client)); | |
171 | ||
172 | INIT_FLIST_HEAD(&client->list); | |
173 | INIT_FLIST_HEAD(&client->hash_list); | |
174 | INIT_FLIST_HEAD(&client->arg_list); | |
175 | INIT_FLIST_HEAD(&client->eta_list); | |
176 | INIT_FLIST_HEAD(&client->cmd_list); | |
177 | ||
178 | client->hostname = strdup(hostname); | |
179 | ||
180 | if (type == Fio_client_socket) | |
181 | client->is_sock = 1; | |
182 | else { | |
183 | int ipv6; | |
184 | ||
185 | ipv6 = type == Fio_client_ipv6; | |
186 | if (fio_server_parse_host(hostname, &ipv6, | |
187 | &client->addr.sin_addr, | |
188 | &client->addr6.sin6_addr)) | |
189 | goto err; | |
190 | ||
191 | client->port = port; | |
192 | } | |
193 | ||
194 | client->fd = -1; | |
a5276616 | 195 | client->ops = ops; |
5121a9aa | 196 | client->refs = 1; |
3ec62ec4 JA |
197 | |
198 | __fio_client_add_cmd_option(client, "fio"); | |
199 | ||
200 | flist_add(&client->list, &client_list); | |
201 | nr_clients++; | |
202 | dprint(FD_NET, "client: added <%s>\n", client->hostname); | |
203 | return client; | |
204 | err: | |
205 | free(client); | |
206 | return NULL; | |
207 | } | |
208 | ||
a5276616 | 209 | int fio_client_add(struct client_ops *ops, const char *hostname, void **cookie) |
132159a5 | 210 | { |
3f3a4542 | 211 | struct fio_client *existing = *cookie; |
b66570dc | 212 | struct fio_client *client; |
132159a5 | 213 | |
3f3a4542 JA |
214 | if (existing) { |
215 | /* | |
216 | * We always add our "exec" name as the option, hence 1 | |
217 | * means empty. | |
218 | */ | |
219 | if (existing->argc == 1) | |
220 | flist_add_tail(&existing->arg_list, &arg_list); | |
221 | else { | |
222 | while (!flist_empty(&arg_list)) | |
223 | flist_del_init(arg_list.next); | |
224 | } | |
225 | } | |
226 | ||
b66570dc | 227 | client = malloc(sizeof(*client)); |
a37f69b7 | 228 | memset(client, 0, sizeof(*client)); |
81179eec | 229 | |
3c5f57e3 | 230 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 231 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 232 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 233 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 234 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 235 | |
bebe6398 JA |
236 | if (fio_server_parse_string(hostname, &client->hostname, |
237 | &client->is_sock, &client->port, | |
811826be JA |
238 | &client->addr.sin_addr, |
239 | &client->addr6.sin6_addr, | |
240 | &client->ipv6)) | |
bebe6398 | 241 | return -1; |
87aa8f19 | 242 | |
bebe6398 | 243 | client->fd = -1; |
a5276616 | 244 | client->ops = ops; |
5121a9aa | 245 | client->refs = 1; |
3c5f57e3 | 246 | |
81179eec JA |
247 | __fio_client_add_cmd_option(client, "fio"); |
248 | ||
a37f69b7 JA |
249 | flist_add(&client->list, &client_list); |
250 | nr_clients++; | |
bebe6398 JA |
251 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
252 | *cookie = client; | |
253 | return 0; | |
a37f69b7 JA |
254 | } |
255 | ||
87aa8f19 | 256 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 | 257 | { |
811826be JA |
258 | struct sockaddr *addr; |
259 | fio_socklen_t socklen; | |
260 | int fd, domain; | |
261 | ||
262 | if (client->ipv6) { | |
263 | client->addr6.sin6_family = AF_INET6; | |
264 | client->addr6.sin6_port = htons(client->port); | |
265 | domain = AF_INET6; | |
266 | addr = (struct sockaddr *) &client->addr6; | |
267 | socklen = sizeof(client->addr6); | |
268 | } else { | |
269 | client->addr.sin_family = AF_INET; | |
270 | client->addr.sin_port = htons(client->port); | |
271 | domain = AF_INET; | |
272 | addr = (struct sockaddr *) &client->addr; | |
273 | socklen = sizeof(client->addr); | |
274 | } | |
132159a5 | 275 | |
811826be | 276 | fd = socket(domain, SOCK_STREAM, 0); |
132159a5 | 277 | if (fd < 0) { |
25095e1b JA |
278 | int ret = -errno; |
279 | ||
132159a5 | 280 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 281 | return ret; |
132159a5 JA |
282 | } |
283 | ||
811826be | 284 | if (connect(fd, addr, socklen) < 0) { |
25095e1b JA |
285 | int ret = -errno; |
286 | ||
132159a5 | 287 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
288 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
289 | client->port); | |
b94cba47 | 290 | close(fd); |
25095e1b | 291 | return ret; |
87aa8f19 JA |
292 | } |
293 | ||
294 | return fd; | |
295 | } | |
296 | ||
297 | static int fio_client_connect_sock(struct fio_client *client) | |
298 | { | |
299 | struct sockaddr_un *addr = &client->addr_un; | |
300 | fio_socklen_t len; | |
301 | int fd; | |
302 | ||
303 | memset(addr, 0, sizeof(*addr)); | |
304 | addr->sun_family = AF_UNIX; | |
305 | strcpy(addr->sun_path, client->hostname); | |
306 | ||
307 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
308 | if (fd < 0) { | |
25095e1b JA |
309 | int ret = -errno; |
310 | ||
87aa8f19 | 311 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 312 | return ret; |
87aa8f19 JA |
313 | } |
314 | ||
315 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
316 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
25095e1b JA |
317 | int ret = -errno; |
318 | ||
87aa8f19 | 319 | log_err("fio: connect; %s\n", strerror(errno)); |
b94cba47 | 320 | close(fd); |
25095e1b | 321 | return ret; |
132159a5 JA |
322 | } |
323 | ||
87aa8f19 JA |
324 | return fd; |
325 | } | |
326 | ||
2f99deb0 | 327 | int fio_client_connect(struct fio_client *client) |
87aa8f19 JA |
328 | { |
329 | int fd; | |
330 | ||
331 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
332 | ||
87aa8f19 JA |
333 | if (client->is_sock) |
334 | fd = fio_client_connect_sock(client); | |
335 | else | |
336 | fd = fio_client_connect_ip(client); | |
337 | ||
89c1707c JA |
338 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
339 | ||
87aa8f19 | 340 | if (fd < 0) |
a1a3ed51 | 341 | return fd; |
87aa8f19 | 342 | |
b66570dc | 343 | client->fd = fd; |
bebe6398 | 344 | fio_client_add_hash(client); |
81179eec | 345 | client->state = Client_connected; |
132159a5 JA |
346 | return 0; |
347 | } | |
348 | ||
2f99deb0 JA |
349 | void fio_client_terminate(struct fio_client *client) |
350 | { | |
351 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0, NULL); | |
352 | } | |
353 | ||
cc0df00a JA |
354 | void fio_clients_terminate(void) |
355 | { | |
356 | struct flist_head *entry; | |
357 | struct fio_client *client; | |
358 | ||
60efd14e JA |
359 | dprint(FD_NET, "client: terminate clients\n"); |
360 | ||
cc0df00a JA |
361 | flist_for_each(entry, &client_list) { |
362 | client = flist_entry(entry, struct fio_client, list); | |
2f99deb0 | 363 | fio_client_terminate(client); |
cc0df00a JA |
364 | } |
365 | } | |
366 | ||
367 | static void sig_int(int sig) | |
368 | { | |
bebe6398 | 369 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
370 | fio_clients_terminate(); |
371 | } | |
372 | ||
373 | static void client_signal_handler(void) | |
374 | { | |
375 | struct sigaction act; | |
376 | ||
377 | memset(&act, 0, sizeof(act)); | |
378 | act.sa_handler = sig_int; | |
379 | act.sa_flags = SA_RESTART; | |
380 | sigaction(SIGINT, &act, NULL); | |
381 | ||
382 | memset(&act, 0, sizeof(act)); | |
383 | act.sa_handler = sig_int; | |
384 | act.sa_flags = SA_RESTART; | |
385 | sigaction(SIGTERM, &act, NULL); | |
386 | } | |
387 | ||
0b8f30a5 JA |
388 | static void probe_client(struct fio_client *client) |
389 | { | |
60efd14e JA |
390 | dprint(FD_NET, "client: send probe\n"); |
391 | ||
89c1707c | 392 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_PROBE, 0, &client->cmd_list); |
0b8f30a5 JA |
393 | } |
394 | ||
81179eec JA |
395 | static int send_client_cmd_line(struct fio_client *client) |
396 | { | |
fa2ea806 JA |
397 | struct cmd_single_line_pdu *cslp; |
398 | struct cmd_line_pdu *clp; | |
399 | unsigned long offset; | |
7f868316 | 400 | unsigned int *lens; |
fa2ea806 JA |
401 | void *pdu; |
402 | size_t mem; | |
81179eec JA |
403 | int i, ret; |
404 | ||
39e8e016 | 405 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 406 | |
7f868316 JA |
407 | lens = malloc(client->argc * sizeof(unsigned int)); |
408 | ||
fa2ea806 JA |
409 | /* |
410 | * Find out how much mem we need | |
411 | */ | |
7f868316 JA |
412 | for (i = 0, mem = 0; i < client->argc; i++) { |
413 | lens[i] = strlen(client->argv[i]) + 1; | |
414 | mem += lens[i]; | |
415 | } | |
fa2ea806 JA |
416 | |
417 | /* | |
418 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
419 | */ | |
420 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
421 | ||
422 | pdu = malloc(mem); | |
423 | clp = pdu; | |
424 | offset = sizeof(*clp); | |
425 | ||
426 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 427 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
428 | |
429 | cslp = pdu + offset; | |
430 | strcpy((char *) cslp->text, client->argv[i]); | |
431 | cslp->len = cpu_to_le16(arg_len); | |
432 | offset += sizeof(*cslp) + arg_len; | |
433 | } | |
81179eec | 434 | |
7f868316 | 435 | free(lens); |
fa2ea806 | 436 | clp->lines = cpu_to_le16(client->argc); |
af9c9fb3 | 437 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, 0); |
81179eec JA |
438 | free(pdu); |
439 | return ret; | |
440 | } | |
441 | ||
a37f69b7 JA |
442 | int fio_clients_connect(void) |
443 | { | |
444 | struct fio_client *client; | |
445 | struct flist_head *entry, *tmp; | |
446 | int ret; | |
447 | ||
93bcfd20 BC |
448 | #ifdef WIN32 |
449 | WSADATA wsd; | |
450 | WSAStartup(MAKEWORD(2,2), &wsd); | |
451 | #endif | |
452 | ||
60efd14e JA |
453 | dprint(FD_NET, "client: connect all\n"); |
454 | ||
cc0df00a JA |
455 | client_signal_handler(); |
456 | ||
a37f69b7 JA |
457 | flist_for_each_safe(entry, tmp, &client_list) { |
458 | client = flist_entry(entry, struct fio_client, list); | |
459 | ||
460 | ret = fio_client_connect(client); | |
0b8f30a5 | 461 | if (ret) { |
a37f69b7 | 462 | remove_client(client); |
0b8f30a5 JA |
463 | continue; |
464 | } | |
465 | ||
466 | probe_client(client); | |
81179eec JA |
467 | |
468 | if (client->argc > 1) | |
469 | send_client_cmd_line(client); | |
a37f69b7 JA |
470 | } |
471 | ||
472 | return !nr_clients; | |
473 | } | |
474 | ||
b9d2f30a JA |
475 | int fio_start_client(struct fio_client *client) |
476 | { | |
477 | dprint(FD_NET, "client: start %s\n", client->hostname); | |
478 | return fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_RUN, 0, NULL); | |
479 | } | |
480 | ||
481 | int fio_start_all_clients(void) | |
482 | { | |
483 | struct fio_client *client; | |
484 | struct flist_head *entry, *tmp; | |
485 | int ret; | |
486 | ||
487 | dprint(FD_NET, "client: start all\n"); | |
488 | ||
489 | flist_for_each_safe(entry, tmp, &client_list) { | |
490 | client = flist_entry(entry, struct fio_client, list); | |
491 | ||
492 | ret = fio_start_client(client); | |
493 | if (ret) { | |
494 | remove_client(client); | |
495 | continue; | |
496 | } | |
497 | } | |
498 | ||
499 | return flist_empty(&client_list); | |
500 | } | |
501 | ||
132159a5 JA |
502 | /* |
503 | * Send file contents to server backend. We could use sendfile(), but to remain | |
504 | * more portable lets just read/write the darn thing. | |
505 | */ | |
9988ca70 | 506 | static int __fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 JA |
507 | { |
508 | struct stat sb; | |
509 | char *p, *buf; | |
510 | off_t len; | |
511 | int fd, ret; | |
512 | ||
46c48f1f JA |
513 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
514 | ||
132159a5 JA |
515 | fd = open(filename, O_RDONLY); |
516 | if (fd < 0) { | |
25095e1b JA |
517 | int ret = -errno; |
518 | ||
e951bdc4 | 519 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
25095e1b | 520 | return ret; |
132159a5 JA |
521 | } |
522 | ||
523 | if (fstat(fd, &sb) < 0) { | |
25095e1b JA |
524 | int ret = -errno; |
525 | ||
132159a5 | 526 | log_err("fio: job file stat: %s\n", strerror(errno)); |
b94cba47 | 527 | close(fd); |
25095e1b | 528 | return ret; |
132159a5 JA |
529 | } |
530 | ||
531 | buf = malloc(sb.st_size); | |
532 | ||
533 | len = sb.st_size; | |
534 | p = buf; | |
535 | do { | |
536 | ret = read(fd, p, len); | |
537 | if (ret > 0) { | |
538 | len -= ret; | |
539 | if (!len) | |
540 | break; | |
541 | p += ret; | |
542 | continue; | |
543 | } else if (!ret) | |
544 | break; | |
545 | else if (errno == EAGAIN || errno == EINTR) | |
546 | continue; | |
547 | } while (1); | |
548 | ||
0b8f30a5 JA |
549 | if (len) { |
550 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 551 | close(fd); |
c524ef72 | 552 | free(buf); |
0b8f30a5 JA |
553 | return 1; |
554 | } | |
555 | ||
c2cb6869 | 556 | client->sent_job = 1; |
af9c9fb3 | 557 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size, 0); |
132159a5 | 558 | free(buf); |
b94cba47 | 559 | close(fd); |
132159a5 JA |
560 | return ret; |
561 | } | |
37db14fe | 562 | |
9988ca70 JA |
563 | int fio_client_send_ini(struct fio_client *client, const char *filename) |
564 | { | |
25095e1b JA |
565 | int ret; |
566 | ||
567 | ret = __fio_client_send_ini(client, filename); | |
568 | if (ret) { | |
9988ca70 | 569 | remove_client(client); |
25095e1b | 570 | return ret; |
9988ca70 JA |
571 | } |
572 | ||
573 | client->sent_job = 1; | |
25095e1b | 574 | return ret; |
9988ca70 JA |
575 | } |
576 | ||
a37f69b7 JA |
577 | int fio_clients_send_ini(const char *filename) |
578 | { | |
579 | struct fio_client *client; | |
580 | struct flist_head *entry, *tmp; | |
581 | ||
582 | flist_for_each_safe(entry, tmp, &client_list) { | |
583 | client = flist_entry(entry, struct fio_client, list); | |
584 | ||
9988ca70 | 585 | fio_client_send_ini(client, filename); |
a37f69b7 JA |
586 | } |
587 | ||
588 | return !nr_clients; | |
589 | } | |
590 | ||
a64e88da JA |
591 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
592 | { | |
593 | dst->max_val = le64_to_cpu(src->max_val); | |
594 | dst->min_val = le64_to_cpu(src->min_val); | |
595 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
596 | |
597 | /* | |
598 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
599 | */ | |
600 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
601 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
602 | } |
603 | ||
604 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
605 | { | |
606 | int i, j; | |
607 | ||
608 | dst->error = le32_to_cpu(src->error); | |
609 | dst->groupid = le32_to_cpu(src->groupid); | |
610 | dst->pid = le32_to_cpu(src->pid); | |
611 | dst->members = le32_to_cpu(src->members); | |
612 | ||
613 | for (i = 0; i < 2; i++) { | |
614 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); | |
615 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
616 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
617 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
618 | } | |
619 | ||
620 | dst->usr_time = le64_to_cpu(src->usr_time); | |
621 | dst->sys_time = le64_to_cpu(src->sys_time); | |
622 | dst->ctx = le64_to_cpu(src->ctx); | |
623 | dst->minf = le64_to_cpu(src->minf); | |
624 | dst->majf = le64_to_cpu(src->majf); | |
625 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
626 | |
627 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
628 | fio_fp64_t *fps = &src->percentile_list[i]; | |
629 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
630 | ||
631 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
632 | } | |
a64e88da JA |
633 | |
634 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
635 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
636 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
637 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
638 | } | |
639 | ||
640 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
641 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
642 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
643 | } | |
644 | ||
645 | for (i = 0; i < 2; i++) | |
646 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
647 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
648 | ||
649 | for (i = 0; i < 3; i++) { | |
650 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); | |
93eee04a | 651 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
652 | } |
653 | ||
654 | dst->total_submit = le64_to_cpu(src->total_submit); | |
655 | dst->total_complete = le64_to_cpu(src->total_complete); | |
656 | ||
657 | for (i = 0; i < 2; i++) { | |
658 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); | |
659 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
660 | } | |
661 | ||
662 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
663 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
664 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
665 | dst->first_error = le32_to_cpu(src->first_error); |
666 | dst->kb_base = le32_to_cpu(src->kb_base); | |
a64e88da JA |
667 | } |
668 | ||
669 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
670 | { | |
671 | int i; | |
672 | ||
673 | for (i = 0; i < 2; i++) { | |
674 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); | |
675 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
676 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
677 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
678 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
679 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
680 | } | |
681 | ||
682 | dst->kb_base = le32_to_cpu(src->kb_base); | |
683 | dst->groupid = le32_to_cpu(src->groupid); | |
684 | } | |
685 | ||
89e5fad9 | 686 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
687 | { |
688 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
689 | ||
a64e88da | 690 | show_thread_status(&p->ts, &p->rs); |
37f0c1ae JA |
691 | |
692 | if (sum_stat_clients == 1) | |
693 | return; | |
694 | ||
695 | sum_thread_stats(&client_ts, &p->ts, sum_stat_nr); | |
696 | sum_group_stats(&client_gs, &p->rs); | |
697 | ||
698 | client_ts.members++; | |
699 | client_ts.groupid = p->ts.groupid; | |
700 | ||
701 | if (++sum_stat_nr == sum_stat_clients) { | |
702 | strcpy(client_ts.name, "All clients"); | |
703 | show_thread_status(&client_ts, &client_gs); | |
704 | } | |
a64e88da JA |
705 | } |
706 | ||
89e5fad9 | 707 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
708 | { |
709 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
710 | ||
a64e88da JA |
711 | show_group_stats(gs); |
712 | } | |
713 | ||
3bf236c0 JA |
714 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd) |
715 | { | |
716 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
717 | const char *buf = (const char *) pdu->buf; | |
718 | const char *name; | |
719 | int fio_unused ret; | |
720 | ||
721 | name = client->name ? client->name : client->hostname; | |
722 | ||
723 | if (!client->skip_newline) | |
724 | fprintf(f_out, "<%s> ", name); | |
725 | ret = fwrite(buf, pdu->buf_len, 1, f_out); | |
726 | fflush(f_out); | |
727 | client->skip_newline = strchr(buf, '\n') == NULL; | |
728 | } | |
729 | ||
d09a64a0 JA |
730 | static void convert_agg(struct disk_util_agg *agg) |
731 | { | |
732 | int i; | |
733 | ||
734 | for (i = 0; i < 2; i++) { | |
735 | agg->ios[i] = le32_to_cpu(agg->ios[i]); | |
736 | agg->merges[i] = le32_to_cpu(agg->merges[i]); | |
737 | agg->sectors[i] = le64_to_cpu(agg->sectors[i]); | |
738 | agg->ticks[i] = le32_to_cpu(agg->ticks[i]); | |
739 | } | |
740 | ||
741 | agg->io_ticks = le32_to_cpu(agg->io_ticks); | |
742 | agg->time_in_queue = le32_to_cpu(agg->time_in_queue); | |
743 | agg->slavecount = le32_to_cpu(agg->slavecount); | |
823ba54b | 744 | agg->max_util.u.f = fio_uint64_to_double(__le64_to_cpu(agg->max_util.u.i)); |
d09a64a0 JA |
745 | } |
746 | ||
747 | static void convert_dus(struct disk_util_stat *dus) | |
748 | { | |
749 | int i; | |
750 | ||
751 | for (i = 0; i < 2; i++) { | |
752 | dus->ios[i] = le32_to_cpu(dus->ios[i]); | |
753 | dus->merges[i] = le32_to_cpu(dus->merges[i]); | |
754 | dus->sectors[i] = le64_to_cpu(dus->sectors[i]); | |
755 | dus->ticks[i] = le32_to_cpu(dus->ticks[i]); | |
756 | } | |
757 | ||
758 | dus->io_ticks = le32_to_cpu(dus->io_ticks); | |
759 | dus->time_in_queue = le32_to_cpu(dus->time_in_queue); | |
760 | dus->msec = le64_to_cpu(dus->msec); | |
761 | } | |
762 | ||
763 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd) | |
764 | { | |
765 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
766 | ||
d09a64a0 JA |
767 | if (!client->disk_stats_shown) { |
768 | client->disk_stats_shown = 1; | |
769 | log_info("\nDisk stats (read/write):\n"); | |
770 | } | |
771 | ||
f2f788dd | 772 | print_disk_util(&du->dus, &du->agg, terse_output); |
d09a64a0 JA |
773 | } |
774 | ||
3bf236c0 | 775 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 776 | { |
cf451d1e JA |
777 | int i; |
778 | ||
779 | je->nr_running = le32_to_cpu(je->nr_running); | |
780 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
781 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
782 | je->files_open = le32_to_cpu(je->files_open); | |
cf451d1e JA |
783 | |
784 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
785 | je->m_rate[i] = le32_to_cpu(je->m_rate[i]); |
786 | je->t_rate[i] = le32_to_cpu(je->t_rate[i]); | |
787 | je->m_iops[i] = le32_to_cpu(je->m_iops[i]); | |
788 | je->t_iops[i] = le32_to_cpu(je->t_iops[i]); | |
cf451d1e JA |
789 | je->rate[i] = le32_to_cpu(je->rate[i]); |
790 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
791 | } | |
792 | ||
b51eedb7 | 793 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 794 | je->eta_sec = le64_to_cpu(je->eta_sec); |
8c621fb2 | 795 | je->nr_threads = le32_to_cpu(je->nr_threads); |
48fbb46e JA |
796 | } |
797 | ||
3e47bd25 | 798 | void fio_client_sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 799 | { |
48fbb46e JA |
800 | int i; |
801 | ||
802 | dst->nr_running += je->nr_running; | |
803 | dst->nr_ramp += je->nr_ramp; | |
804 | dst->nr_pending += je->nr_pending; | |
805 | dst->files_open += je->files_open; | |
48fbb46e JA |
806 | |
807 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
808 | dst->m_rate[i] += je->m_rate[i]; |
809 | dst->t_rate[i] += je->t_rate[i]; | |
810 | dst->m_iops[i] += je->m_iops[i]; | |
811 | dst->t_iops[i] += je->t_iops[i]; | |
48fbb46e JA |
812 | dst->rate[i] += je->rate[i]; |
813 | dst->iops[i] += je->iops[i]; | |
814 | } | |
815 | ||
816 | dst->elapsed_sec += je->elapsed_sec; | |
817 | ||
818 | if (je->eta_sec > dst->eta_sec) | |
819 | dst->eta_sec = je->eta_sec; | |
8c621fb2 JA |
820 | |
821 | dst->nr_threads += je->nr_threads; | |
822 | /* we need to handle je->run_str too ... */ | |
48fbb46e JA |
823 | } |
824 | ||
a5276616 | 825 | void fio_client_dec_jobs_eta(struct client_eta *eta, client_eta_op eta_fn) |
82c1ed38 JA |
826 | { |
827 | if (!--eta->pending) { | |
a5276616 | 828 | eta_fn(&eta->eta); |
82c1ed38 JA |
829 | free(eta); |
830 | } | |
831 | } | |
832 | ||
89c1707c JA |
833 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
834 | { | |
835 | struct fio_net_int_cmd *icmd = NULL; | |
836 | struct flist_head *entry; | |
837 | ||
838 | flist_for_each(entry, &client->cmd_list) { | |
839 | icmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
840 | ||
df380934 | 841 | if (cmd->tag == (uintptr_t) icmd) |
89c1707c JA |
842 | break; |
843 | ||
844 | icmd = NULL; | |
845 | } | |
846 | ||
847 | if (!icmd) { | |
848 | log_err("fio: client: unable to find matching tag\n"); | |
849 | return; | |
850 | } | |
851 | ||
852 | flist_del(&icmd->list); | |
853 | cmd->tag = icmd->saved_tag; | |
854 | free(icmd); | |
855 | } | |
856 | ||
82c1ed38 | 857 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
858 | { |
859 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
df380934 | 860 | struct client_eta *eta = (struct client_eta *) (uintptr_t) cmd->tag; |
af9c9fb3 JA |
861 | |
862 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 863 | |
f77d2676 JA |
864 | assert(client->eta_in_flight == eta); |
865 | ||
866 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
867 | flist_del_init(&client->eta_list); |
868 | ||
2f99deb0 JA |
869 | if (client->ops->jobs_eta) |
870 | client->ops->jobs_eta(client, je); | |
871 | ||
3e47bd25 | 872 | fio_client_sum_jobs_eta(&eta->eta, je); |
a5276616 | 873 | fio_client_dec_jobs_eta(eta, client->ops->eta); |
cf451d1e JA |
874 | } |
875 | ||
b5296ddb | 876 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 JA |
877 | { |
878 | struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload; | |
d2333358 JA |
879 | const char *os, *arch; |
880 | char bit[16]; | |
2e03b4b2 | 881 | |
cca84643 JA |
882 | os = fio_get_os_string(probe->os); |
883 | if (!os) | |
884 | os = "unknown"; | |
885 | ||
886 | arch = fio_get_arch_string(probe->arch); | |
887 | if (!arch) | |
888 | os = "unknown"; | |
889 | ||
d2333358 | 890 | sprintf(bit, "%d-bit", probe->bpp * 8); |
38fdef22 JA |
891 | |
892 | log_info("hostname=%s, be=%u, %s, os=%s, arch=%s, fio=%u.%u.%u\n", | |
893 | probe->hostname, probe->bigendian, bit, os, arch, | |
894 | probe->fio_major, probe->fio_minor, probe->fio_patch); | |
b5296ddb JA |
895 | |
896 | if (!client->name) | |
897 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
898 | } |
899 | ||
11e950bd JA |
900 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd) |
901 | { | |
902 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
903 | ||
904 | client->state = Client_started; | |
905 | client->jobs = le32_to_cpu(pdu->jobs); | |
906 | } | |
907 | ||
908 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd) | |
909 | { | |
498c92c2 JA |
910 | if (client->error) |
911 | log_info("client <%s>: exited with error %d\n", client->hostname, client->error); | |
11e950bd JA |
912 | } |
913 | ||
6b79c80c JA |
914 | static void convert_stop(struct fio_net_cmd *cmd) |
915 | { | |
916 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
917 | ||
918 | pdu->error = le32_to_cpu(pdu->error); | |
919 | } | |
920 | ||
084d1c6f JA |
921 | static void convert_text(struct fio_net_cmd *cmd) |
922 | { | |
923 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
924 | ||
925 | pdu->level = le32_to_cpu(pdu->level); | |
926 | pdu->buf_len = le32_to_cpu(pdu->buf_len); | |
927 | pdu->log_sec = le64_to_cpu(pdu->log_sec); | |
928 | pdu->log_usec = le64_to_cpu(pdu->log_usec); | |
929 | } | |
930 | ||
a5276616 | 931 | int fio_handle_client(struct fio_client *client) |
37db14fe | 932 | { |
a5276616 | 933 | struct client_ops *ops = client->ops; |
37db14fe JA |
934 | struct fio_net_cmd *cmd; |
935 | ||
60efd14e JA |
936 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
937 | ||
e951bdc4 JA |
938 | cmd = fio_net_recv_cmd(client->fd); |
939 | if (!cmd) | |
940 | return 0; | |
c2c94585 | 941 | |
b9d2f30a JA |
942 | dprint(FD_NET, "client: got cmd op %s from %s (pdu=%u)\n", |
943 | fio_server_op(cmd->opcode), client->hostname, cmd->pdu_len); | |
46c48f1f | 944 | |
e951bdc4 JA |
945 | switch (cmd->opcode) { |
946 | case FIO_NET_CMD_QUIT: | |
3ec62ec4 JA |
947 | if (ops->quit) |
948 | ops->quit(client); | |
e951bdc4 JA |
949 | remove_client(client); |
950 | free(cmd); | |
951 | break; | |
084d1c6f JA |
952 | case FIO_NET_CMD_TEXT: |
953 | convert_text(cmd); | |
954 | ops->text_op(client, cmd); | |
e951bdc4 JA |
955 | free(cmd); |
956 | break; | |
3bf236c0 JA |
957 | case FIO_NET_CMD_DU: { |
958 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
959 | ||
960 | convert_dus(&du->dus); | |
961 | convert_agg(&du->agg); | |
962 | ||
dd366728 | 963 | ops->disk_util(client, cmd); |
d09a64a0 JA |
964 | free(cmd); |
965 | break; | |
3bf236c0 JA |
966 | } |
967 | case FIO_NET_CMD_TS: { | |
968 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
969 | ||
970 | convert_ts(&p->ts, &p->ts); | |
971 | convert_gs(&p->rs, &p->rs); | |
972 | ||
89e5fad9 | 973 | ops->thread_status(client, cmd); |
e951bdc4 JA |
974 | free(cmd); |
975 | break; | |
3bf236c0 JA |
976 | } |
977 | case FIO_NET_CMD_GS: { | |
978 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
979 | ||
980 | convert_gs(gs, gs); | |
981 | ||
89e5fad9 | 982 | ops->group_stats(client, cmd); |
e951bdc4 JA |
983 | free(cmd); |
984 | break; | |
3bf236c0 JA |
985 | } |
986 | case FIO_NET_CMD_ETA: { | |
987 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
988 | ||
89c1707c | 989 | remove_reply_cmd(client, cmd); |
3bf236c0 | 990 | convert_jobs_eta(je); |
a5276616 | 991 | handle_eta(client, cmd); |
e951bdc4 JA |
992 | free(cmd); |
993 | break; | |
3bf236c0 | 994 | } |
e951bdc4 | 995 | case FIO_NET_CMD_PROBE: |
89c1707c | 996 | remove_reply_cmd(client, cmd); |
dd366728 | 997 | ops->probe(client, cmd); |
e951bdc4 JA |
998 | free(cmd); |
999 | break; | |
5d7793aa | 1000 | case FIO_NET_CMD_SERVER_START: |
01be038e JA |
1001 | client->state = Client_running; |
1002 | free(cmd); | |
1003 | break; | |
e951bdc4 | 1004 | case FIO_NET_CMD_START: |
11e950bd | 1005 | handle_start(client, cmd); |
e951bdc4 JA |
1006 | free(cmd); |
1007 | break; | |
6b79c80c JA |
1008 | case FIO_NET_CMD_STOP: { |
1009 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
1010 | ||
1011 | convert_stop(cmd); | |
1012 | client->state = Client_stopped; | |
1013 | client->error = pdu->error; | |
1014 | ops->stop(client, cmd); | |
e951bdc4 JA |
1015 | free(cmd); |
1016 | break; | |
6b79c80c | 1017 | } |
807f9971 JA |
1018 | case FIO_NET_CMD_ADD_JOB: |
1019 | if (ops->add_job) | |
1020 | ops->add_job(client, cmd); | |
1021 | free(cmd); | |
1022 | break; | |
e951bdc4 | 1023 | default: |
89c1707c | 1024 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 JA |
1025 | free(cmd); |
1026 | break; | |
37db14fe JA |
1027 | } |
1028 | ||
e951bdc4 | 1029 | return 1; |
37db14fe | 1030 | } |
b66570dc | 1031 | |
a5276616 | 1032 | static void request_client_etas(struct client_ops *ops) |
af9c9fb3 JA |
1033 | { |
1034 | struct fio_client *client; | |
1035 | struct flist_head *entry; | |
1036 | struct client_eta *eta; | |
82c1ed38 | 1037 | int skipped = 0; |
af9c9fb3 JA |
1038 | |
1039 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
1040 | ||
af9c9fb3 JA |
1041 | eta = malloc(sizeof(*eta)); |
1042 | memset(&eta->eta, 0, sizeof(eta->eta)); | |
1043 | eta->pending = nr_clients; | |
1044 | ||
1045 | flist_for_each(entry, &client_list) { | |
1046 | client = flist_entry(entry, struct fio_client, list); | |
1047 | ||
82c1ed38 JA |
1048 | if (!flist_empty(&client->eta_list)) { |
1049 | skipped++; | |
1050 | continue; | |
1051 | } | |
01be038e JA |
1052 | if (client->state != Client_running) |
1053 | continue; | |
82c1ed38 | 1054 | |
f77d2676 | 1055 | assert(!client->eta_in_flight); |
82c1ed38 | 1056 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 1057 | client->eta_in_flight = eta; |
af9c9fb3 | 1058 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
df380934 | 1059 | (uintptr_t) eta, &client->cmd_list); |
af9c9fb3 JA |
1060 | } |
1061 | ||
82c1ed38 | 1062 | while (skipped--) |
a5276616 | 1063 | fio_client_dec_jobs_eta(eta, ops->eta); |
82c1ed38 | 1064 | |
af9c9fb3 JA |
1065 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
1066 | } | |
1067 | ||
89c1707c JA |
1068 | static int client_check_cmd_timeout(struct fio_client *client, |
1069 | struct timeval *now) | |
1070 | { | |
1071 | struct fio_net_int_cmd *cmd; | |
1072 | struct flist_head *entry, *tmp; | |
1073 | int ret = 0; | |
1074 | ||
1075 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
1076 | cmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
1077 | ||
1078 | if (mtime_since(&cmd->tv, now) < FIO_NET_CLIENT_TIMEOUT) | |
1079 | continue; | |
1080 | ||
1081 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
1082 | fio_server_op(cmd->cmd.opcode)); | |
1083 | flist_del(&cmd->list); | |
1084 | free(cmd); | |
1085 | ret = 1; | |
1086 | } | |
1087 | ||
1088 | return flist_empty(&client->cmd_list) && ret; | |
1089 | } | |
1090 | ||
a5276616 | 1091 | static int fio_check_clients_timed_out(void) |
89c1707c JA |
1092 | { |
1093 | struct fio_client *client; | |
1094 | struct flist_head *entry, *tmp; | |
1095 | struct timeval tv; | |
1096 | int ret = 0; | |
1097 | ||
1098 | gettimeofday(&tv, NULL); | |
1099 | ||
1100 | flist_for_each_safe(entry, tmp, &client_list) { | |
1101 | client = flist_entry(entry, struct fio_client, list); | |
1102 | ||
1103 | if (flist_empty(&client->cmd_list)) | |
1104 | continue; | |
1105 | ||
1106 | if (!client_check_cmd_timeout(client, &tv)) | |
1107 | continue; | |
1108 | ||
a5276616 JA |
1109 | if (client->ops->timed_out) |
1110 | client->ops->timed_out(client); | |
ed727a46 JA |
1111 | else |
1112 | log_err("fio: client %s timed out\n", client->hostname); | |
1113 | ||
89c1707c JA |
1114 | remove_client(client); |
1115 | ret = 1; | |
1116 | } | |
1117 | ||
1118 | return ret; | |
1119 | } | |
1120 | ||
dd366728 | 1121 | int fio_handle_clients(struct client_ops *ops) |
b66570dc | 1122 | { |
b66570dc | 1123 | struct pollfd *pfds; |
498c92c2 | 1124 | int i, ret = 0, retval = 0; |
b66570dc | 1125 | |
af9c9fb3 JA |
1126 | gettimeofday(&eta_tv, NULL); |
1127 | ||
b66570dc JA |
1128 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
1129 | ||
37f0c1ae JA |
1130 | sum_stat_clients = nr_clients; |
1131 | init_thread_stat(&client_ts); | |
1132 | init_group_run_stat(&client_gs); | |
1133 | ||
82a4be1b | 1134 | while (!exit_backend && nr_clients) { |
c2cb6869 JA |
1135 | struct flist_head *entry, *tmp; |
1136 | struct fio_client *client; | |
1137 | ||
82a4be1b | 1138 | i = 0; |
c2cb6869 | 1139 | flist_for_each_safe(entry, tmp, &client_list) { |
82a4be1b | 1140 | client = flist_entry(entry, struct fio_client, list); |
b66570dc | 1141 | |
a5276616 | 1142 | if (!client->sent_job && !client->ops->stay_connected && |
c2cb6869 JA |
1143 | flist_empty(&client->cmd_list)) { |
1144 | remove_client(client); | |
1145 | continue; | |
1146 | } | |
1147 | ||
82a4be1b JA |
1148 | pfds[i].fd = client->fd; |
1149 | pfds[i].events = POLLIN; | |
1150 | i++; | |
1151 | } | |
1152 | ||
c2cb6869 JA |
1153 | if (!nr_clients) |
1154 | break; | |
1155 | ||
82a4be1b | 1156 | assert(i == nr_clients); |
b66570dc | 1157 | |
5c2857f9 | 1158 | do { |
af9c9fb3 JA |
1159 | struct timeval tv; |
1160 | ||
1161 | gettimeofday(&tv, NULL); | |
1162 | if (mtime_since(&eta_tv, &tv) >= 900) { | |
a5276616 | 1163 | request_client_etas(ops); |
af9c9fb3 | 1164 | memcpy(&eta_tv, &tv, sizeof(tv)); |
89c1707c | 1165 | |
a5276616 | 1166 | if (fio_check_clients_timed_out()) |
89c1707c | 1167 | break; |
af9c9fb3 JA |
1168 | } |
1169 | ||
5c2857f9 JA |
1170 | ret = poll(pfds, nr_clients, 100); |
1171 | if (ret < 0) { | |
1172 | if (errno == EINTR) | |
1173 | continue; | |
1174 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
1175 | break; | |
1176 | } else if (!ret) | |
b66570dc | 1177 | continue; |
5c2857f9 | 1178 | } while (ret <= 0); |
b66570dc JA |
1179 | |
1180 | for (i = 0; i < nr_clients; i++) { | |
1181 | if (!(pfds[i].revents & POLLIN)) | |
1182 | continue; | |
1183 | ||
1184 | client = find_client_by_fd(pfds[i].fd); | |
1185 | if (!client) { | |
3c5f57e3 | 1186 | log_err("fio: unknown client fd %d\n", pfds[i].fd); |
b66570dc JA |
1187 | continue; |
1188 | } | |
a5276616 | 1189 | if (!fio_handle_client(client)) { |
28d3ab07 JA |
1190 | log_info("client: host=%s disconnected\n", |
1191 | client->hostname); | |
1192 | remove_client(client); | |
498c92c2 | 1193 | retval = 1; |
38990764 | 1194 | } else if (client->error) |
498c92c2 | 1195 | retval = 1; |
5121a9aa | 1196 | put_client(client); |
b66570dc JA |
1197 | } |
1198 | } | |
1199 | ||
1200 | free(pfds); | |
498c92c2 | 1201 | return retval; |
b66570dc | 1202 | } |