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 = { | |
35c0ba7f | 33 | .text = 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 | |
e55f8f30 JA |
93 | if (client->fd == fd) { |
94 | client->refs++; | |
b66570dc | 95 | return client; |
e55f8f30 | 96 | } |
b66570dc JA |
97 | } |
98 | ||
99 | return NULL; | |
100 | } | |
101 | ||
3af45201 | 102 | void fio_put_client(struct fio_client *client) |
b66570dc | 103 | { |
5121a9aa JA |
104 | if (--client->refs) |
105 | return; | |
106 | ||
3af45201 JA |
107 | free(client->hostname); |
108 | if (client->argv) | |
109 | free(client->argv); | |
110 | if (client->name) | |
111 | free(client->name); | |
112 | ||
113 | free(client); | |
114 | } | |
115 | ||
116 | static void remove_client(struct fio_client *client) | |
117 | { | |
118 | assert(client->refs); | |
119 | ||
39e8e016 | 120 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
3af45201 JA |
121 | |
122 | if (!flist_empty(&client->list)) | |
123 | flist_del_init(&client->list); | |
3c5f57e3 | 124 | |
bebe6398 | 125 | fio_client_remove_hash(client); |
81179eec | 126 | |
82c1ed38 JA |
127 | if (!flist_empty(&client->eta_list)) { |
128 | flist_del_init(&client->eta_list); | |
a5276616 | 129 | fio_client_dec_jobs_eta(client->eta_in_flight, client->ops->eta); |
82c1ed38 | 130 | } |
af9c9fb3 | 131 | |
3c5f57e3 | 132 | nr_clients--; |
5fd0acbd | 133 | sum_stat_clients--; |
132159a5 | 134 | |
3af45201 | 135 | fio_put_client(client); |
5121a9aa JA |
136 | } |
137 | ||
343cb4a9 JA |
138 | struct fio_client *fio_get_client(struct fio_client *client) |
139 | { | |
140 | client->refs++; | |
141 | return client; | |
142 | } | |
143 | ||
fa2ea806 JA |
144 | static void __fio_client_add_cmd_option(struct fio_client *client, |
145 | const char *opt) | |
81179eec | 146 | { |
39e8e016 JA |
147 | int index; |
148 | ||
149 | index = client->argc++; | |
81179eec | 150 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
151 | client->argv[index] = strdup(opt); |
152 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
153 | } |
154 | ||
fa2ea806 | 155 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 156 | { |
bebe6398 | 157 | struct fio_client *client = cookie; |
3f3a4542 | 158 | struct flist_head *entry; |
81179eec | 159 | |
bebe6398 | 160 | if (!client || !opt) |
fa2ea806 | 161 | return; |
81179eec | 162 | |
fa2ea806 | 163 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
164 | |
165 | /* | |
166 | * Duplicate arguments to shared client group | |
167 | */ | |
168 | flist_for_each(entry, &arg_list) { | |
169 | client = flist_entry(entry, struct fio_client, arg_list); | |
170 | ||
171 | __fio_client_add_cmd_option(client, opt); | |
172 | } | |
81179eec JA |
173 | } |
174 | ||
a5276616 JA |
175 | struct fio_client *fio_client_add_explicit(struct client_ops *ops, |
176 | const char *hostname, int type, | |
3ec62ec4 JA |
177 | int port) |
178 | { | |
179 | struct fio_client *client; | |
180 | ||
181 | client = malloc(sizeof(*client)); | |
182 | memset(client, 0, sizeof(*client)); | |
183 | ||
184 | INIT_FLIST_HEAD(&client->list); | |
185 | INIT_FLIST_HEAD(&client->hash_list); | |
186 | INIT_FLIST_HEAD(&client->arg_list); | |
187 | INIT_FLIST_HEAD(&client->eta_list); | |
188 | INIT_FLIST_HEAD(&client->cmd_list); | |
189 | ||
190 | client->hostname = strdup(hostname); | |
191 | ||
192 | if (type == Fio_client_socket) | |
193 | client->is_sock = 1; | |
194 | else { | |
195 | int ipv6; | |
196 | ||
197 | ipv6 = type == Fio_client_ipv6; | |
198 | if (fio_server_parse_host(hostname, &ipv6, | |
199 | &client->addr.sin_addr, | |
200 | &client->addr6.sin6_addr)) | |
201 | goto err; | |
202 | ||
203 | client->port = port; | |
204 | } | |
205 | ||
206 | client->fd = -1; | |
a5276616 | 207 | client->ops = ops; |
5121a9aa | 208 | client->refs = 1; |
3ec62ec4 JA |
209 | |
210 | __fio_client_add_cmd_option(client, "fio"); | |
211 | ||
212 | flist_add(&client->list, &client_list); | |
213 | nr_clients++; | |
214 | dprint(FD_NET, "client: added <%s>\n", client->hostname); | |
215 | return client; | |
216 | err: | |
217 | free(client); | |
218 | return NULL; | |
219 | } | |
220 | ||
a5276616 | 221 | int fio_client_add(struct client_ops *ops, const char *hostname, void **cookie) |
132159a5 | 222 | { |
3f3a4542 | 223 | struct fio_client *existing = *cookie; |
b66570dc | 224 | struct fio_client *client; |
132159a5 | 225 | |
3f3a4542 JA |
226 | if (existing) { |
227 | /* | |
228 | * We always add our "exec" name as the option, hence 1 | |
229 | * means empty. | |
230 | */ | |
231 | if (existing->argc == 1) | |
232 | flist_add_tail(&existing->arg_list, &arg_list); | |
233 | else { | |
234 | while (!flist_empty(&arg_list)) | |
235 | flist_del_init(arg_list.next); | |
236 | } | |
237 | } | |
238 | ||
b66570dc | 239 | client = malloc(sizeof(*client)); |
a37f69b7 | 240 | memset(client, 0, sizeof(*client)); |
81179eec | 241 | |
3c5f57e3 | 242 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 243 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 244 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 245 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 246 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 247 | |
bebe6398 JA |
248 | if (fio_server_parse_string(hostname, &client->hostname, |
249 | &client->is_sock, &client->port, | |
811826be JA |
250 | &client->addr.sin_addr, |
251 | &client->addr6.sin6_addr, | |
252 | &client->ipv6)) | |
bebe6398 | 253 | return -1; |
87aa8f19 | 254 | |
bebe6398 | 255 | client->fd = -1; |
a5276616 | 256 | client->ops = ops; |
5121a9aa | 257 | client->refs = 1; |
3c5f57e3 | 258 | |
81179eec JA |
259 | __fio_client_add_cmd_option(client, "fio"); |
260 | ||
a37f69b7 JA |
261 | flist_add(&client->list, &client_list); |
262 | nr_clients++; | |
bebe6398 JA |
263 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
264 | *cookie = client; | |
265 | return 0; | |
a37f69b7 JA |
266 | } |
267 | ||
d824c3b8 JA |
268 | static void probe_client(struct fio_client *client) |
269 | { | |
270 | dprint(FD_NET, "client: send probe\n"); | |
271 | ||
272 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_PROBE, 0, &client->cmd_list); | |
273 | } | |
274 | ||
87aa8f19 | 275 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 | 276 | { |
811826be JA |
277 | struct sockaddr *addr; |
278 | fio_socklen_t socklen; | |
279 | int fd, domain; | |
280 | ||
281 | if (client->ipv6) { | |
282 | client->addr6.sin6_family = AF_INET6; | |
283 | client->addr6.sin6_port = htons(client->port); | |
284 | domain = AF_INET6; | |
285 | addr = (struct sockaddr *) &client->addr6; | |
286 | socklen = sizeof(client->addr6); | |
287 | } else { | |
288 | client->addr.sin_family = AF_INET; | |
289 | client->addr.sin_port = htons(client->port); | |
290 | domain = AF_INET; | |
291 | addr = (struct sockaddr *) &client->addr; | |
292 | socklen = sizeof(client->addr); | |
293 | } | |
132159a5 | 294 | |
811826be | 295 | fd = socket(domain, SOCK_STREAM, 0); |
132159a5 | 296 | if (fd < 0) { |
25095e1b JA |
297 | int ret = -errno; |
298 | ||
132159a5 | 299 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 300 | return ret; |
132159a5 JA |
301 | } |
302 | ||
811826be | 303 | if (connect(fd, addr, socklen) < 0) { |
25095e1b JA |
304 | int ret = -errno; |
305 | ||
132159a5 | 306 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
307 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
308 | client->port); | |
b94cba47 | 309 | close(fd); |
25095e1b | 310 | return ret; |
87aa8f19 JA |
311 | } |
312 | ||
313 | return fd; | |
314 | } | |
315 | ||
316 | static int fio_client_connect_sock(struct fio_client *client) | |
317 | { | |
318 | struct sockaddr_un *addr = &client->addr_un; | |
319 | fio_socklen_t len; | |
320 | int fd; | |
321 | ||
322 | memset(addr, 0, sizeof(*addr)); | |
323 | addr->sun_family = AF_UNIX; | |
324 | strcpy(addr->sun_path, client->hostname); | |
325 | ||
326 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
327 | if (fd < 0) { | |
25095e1b JA |
328 | int ret = -errno; |
329 | ||
87aa8f19 | 330 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 331 | return ret; |
87aa8f19 JA |
332 | } |
333 | ||
334 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
335 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
25095e1b JA |
336 | int ret = -errno; |
337 | ||
87aa8f19 | 338 | log_err("fio: connect; %s\n", strerror(errno)); |
b94cba47 | 339 | close(fd); |
25095e1b | 340 | return ret; |
132159a5 JA |
341 | } |
342 | ||
87aa8f19 JA |
343 | return fd; |
344 | } | |
345 | ||
2f99deb0 | 346 | int fio_client_connect(struct fio_client *client) |
87aa8f19 JA |
347 | { |
348 | int fd; | |
349 | ||
350 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
351 | ||
87aa8f19 JA |
352 | if (client->is_sock) |
353 | fd = fio_client_connect_sock(client); | |
354 | else | |
355 | fd = fio_client_connect_ip(client); | |
356 | ||
89c1707c JA |
357 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
358 | ||
87aa8f19 | 359 | if (fd < 0) |
a1a3ed51 | 360 | return fd; |
87aa8f19 | 361 | |
b66570dc | 362 | client->fd = fd; |
bebe6398 | 363 | fio_client_add_hash(client); |
81179eec | 364 | client->state = Client_connected; |
d824c3b8 JA |
365 | |
366 | probe_client(client); | |
132159a5 JA |
367 | return 0; |
368 | } | |
369 | ||
2f99deb0 JA |
370 | void fio_client_terminate(struct fio_client *client) |
371 | { | |
372 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0, NULL); | |
373 | } | |
374 | ||
cc0df00a JA |
375 | void fio_clients_terminate(void) |
376 | { | |
377 | struct flist_head *entry; | |
378 | struct fio_client *client; | |
379 | ||
60efd14e JA |
380 | dprint(FD_NET, "client: terminate clients\n"); |
381 | ||
cc0df00a JA |
382 | flist_for_each(entry, &client_list) { |
383 | client = flist_entry(entry, struct fio_client, list); | |
2f99deb0 | 384 | fio_client_terminate(client); |
cc0df00a JA |
385 | } |
386 | } | |
387 | ||
388 | static void sig_int(int sig) | |
389 | { | |
bebe6398 | 390 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
391 | fio_clients_terminate(); |
392 | } | |
393 | ||
394 | static void client_signal_handler(void) | |
395 | { | |
396 | struct sigaction act; | |
397 | ||
398 | memset(&act, 0, sizeof(act)); | |
399 | act.sa_handler = sig_int; | |
400 | act.sa_flags = SA_RESTART; | |
401 | sigaction(SIGINT, &act, NULL); | |
402 | ||
403 | memset(&act, 0, sizeof(act)); | |
404 | act.sa_handler = sig_int; | |
405 | act.sa_flags = SA_RESTART; | |
406 | sigaction(SIGTERM, &act, NULL); | |
407 | } | |
408 | ||
81179eec JA |
409 | static int send_client_cmd_line(struct fio_client *client) |
410 | { | |
fa2ea806 JA |
411 | struct cmd_single_line_pdu *cslp; |
412 | struct cmd_line_pdu *clp; | |
413 | unsigned long offset; | |
7f868316 | 414 | unsigned int *lens; |
fa2ea806 JA |
415 | void *pdu; |
416 | size_t mem; | |
81179eec JA |
417 | int i, ret; |
418 | ||
39e8e016 | 419 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 420 | |
7f868316 JA |
421 | lens = malloc(client->argc * sizeof(unsigned int)); |
422 | ||
fa2ea806 JA |
423 | /* |
424 | * Find out how much mem we need | |
425 | */ | |
7f868316 JA |
426 | for (i = 0, mem = 0; i < client->argc; i++) { |
427 | lens[i] = strlen(client->argv[i]) + 1; | |
428 | mem += lens[i]; | |
429 | } | |
fa2ea806 JA |
430 | |
431 | /* | |
432 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
433 | */ | |
434 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
435 | ||
436 | pdu = malloc(mem); | |
437 | clp = pdu; | |
438 | offset = sizeof(*clp); | |
439 | ||
440 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 441 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
442 | |
443 | cslp = pdu + offset; | |
444 | strcpy((char *) cslp->text, client->argv[i]); | |
445 | cslp->len = cpu_to_le16(arg_len); | |
446 | offset += sizeof(*cslp) + arg_len; | |
447 | } | |
81179eec | 448 | |
7f868316 | 449 | free(lens); |
fa2ea806 | 450 | clp->lines = cpu_to_le16(client->argc); |
af9c9fb3 | 451 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, 0); |
81179eec JA |
452 | free(pdu); |
453 | return ret; | |
454 | } | |
455 | ||
a37f69b7 JA |
456 | int fio_clients_connect(void) |
457 | { | |
458 | struct fio_client *client; | |
459 | struct flist_head *entry, *tmp; | |
460 | int ret; | |
461 | ||
93bcfd20 BC |
462 | #ifdef WIN32 |
463 | WSADATA wsd; | |
464 | WSAStartup(MAKEWORD(2,2), &wsd); | |
465 | #endif | |
466 | ||
60efd14e JA |
467 | dprint(FD_NET, "client: connect all\n"); |
468 | ||
cc0df00a JA |
469 | client_signal_handler(); |
470 | ||
a37f69b7 JA |
471 | flist_for_each_safe(entry, tmp, &client_list) { |
472 | client = flist_entry(entry, struct fio_client, list); | |
473 | ||
474 | ret = fio_client_connect(client); | |
0b8f30a5 | 475 | if (ret) { |
a37f69b7 | 476 | remove_client(client); |
0b8f30a5 JA |
477 | continue; |
478 | } | |
479 | ||
81179eec JA |
480 | if (client->argc > 1) |
481 | send_client_cmd_line(client); | |
a37f69b7 JA |
482 | } |
483 | ||
484 | return !nr_clients; | |
485 | } | |
486 | ||
b9d2f30a JA |
487 | int fio_start_client(struct fio_client *client) |
488 | { | |
489 | dprint(FD_NET, "client: start %s\n", client->hostname); | |
490 | return fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_RUN, 0, NULL); | |
491 | } | |
492 | ||
493 | int fio_start_all_clients(void) | |
494 | { | |
495 | struct fio_client *client; | |
496 | struct flist_head *entry, *tmp; | |
497 | int ret; | |
498 | ||
499 | dprint(FD_NET, "client: start all\n"); | |
500 | ||
501 | flist_for_each_safe(entry, tmp, &client_list) { | |
502 | client = flist_entry(entry, struct fio_client, list); | |
503 | ||
504 | ret = fio_start_client(client); | |
505 | if (ret) { | |
506 | remove_client(client); | |
507 | continue; | |
508 | } | |
509 | } | |
510 | ||
511 | return flist_empty(&client_list); | |
512 | } | |
513 | ||
132159a5 JA |
514 | /* |
515 | * Send file contents to server backend. We could use sendfile(), but to remain | |
516 | * more portable lets just read/write the darn thing. | |
517 | */ | |
9988ca70 | 518 | static int __fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 JA |
519 | { |
520 | struct stat sb; | |
521 | char *p, *buf; | |
522 | off_t len; | |
523 | int fd, ret; | |
524 | ||
46c48f1f JA |
525 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
526 | ||
132159a5 JA |
527 | fd = open(filename, O_RDONLY); |
528 | if (fd < 0) { | |
25095e1b JA |
529 | int ret = -errno; |
530 | ||
e951bdc4 | 531 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
25095e1b | 532 | return ret; |
132159a5 JA |
533 | } |
534 | ||
535 | if (fstat(fd, &sb) < 0) { | |
25095e1b JA |
536 | int ret = -errno; |
537 | ||
132159a5 | 538 | log_err("fio: job file stat: %s\n", strerror(errno)); |
b94cba47 | 539 | close(fd); |
25095e1b | 540 | return ret; |
132159a5 JA |
541 | } |
542 | ||
543 | buf = malloc(sb.st_size); | |
544 | ||
545 | len = sb.st_size; | |
546 | p = buf; | |
547 | do { | |
548 | ret = read(fd, p, len); | |
549 | if (ret > 0) { | |
550 | len -= ret; | |
551 | if (!len) | |
552 | break; | |
553 | p += ret; | |
554 | continue; | |
555 | } else if (!ret) | |
556 | break; | |
557 | else if (errno == EAGAIN || errno == EINTR) | |
558 | continue; | |
559 | } while (1); | |
560 | ||
0b8f30a5 JA |
561 | if (len) { |
562 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 563 | close(fd); |
c524ef72 | 564 | free(buf); |
0b8f30a5 JA |
565 | return 1; |
566 | } | |
567 | ||
c2cb6869 | 568 | client->sent_job = 1; |
af9c9fb3 | 569 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size, 0); |
132159a5 | 570 | free(buf); |
b94cba47 | 571 | close(fd); |
132159a5 JA |
572 | return ret; |
573 | } | |
37db14fe | 574 | |
9988ca70 JA |
575 | int fio_client_send_ini(struct fio_client *client, const char *filename) |
576 | { | |
25095e1b JA |
577 | int ret; |
578 | ||
579 | ret = __fio_client_send_ini(client, filename); | |
3af45201 JA |
580 | if (!ret) |
581 | client->sent_job = 1; | |
9988ca70 | 582 | |
25095e1b | 583 | return ret; |
9988ca70 JA |
584 | } |
585 | ||
a37f69b7 JA |
586 | int fio_clients_send_ini(const char *filename) |
587 | { | |
588 | struct fio_client *client; | |
589 | struct flist_head *entry, *tmp; | |
590 | ||
591 | flist_for_each_safe(entry, tmp, &client_list) { | |
592 | client = flist_entry(entry, struct fio_client, list); | |
593 | ||
3af45201 JA |
594 | if (fio_client_send_ini(client, filename)) |
595 | remove_client(client); | |
a37f69b7 JA |
596 | } |
597 | ||
598 | return !nr_clients; | |
599 | } | |
600 | ||
a64e88da JA |
601 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
602 | { | |
603 | dst->max_val = le64_to_cpu(src->max_val); | |
604 | dst->min_val = le64_to_cpu(src->min_val); | |
605 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
606 | |
607 | /* | |
608 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
609 | */ | |
610 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
611 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
612 | } |
613 | ||
614 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
615 | { | |
616 | int i, j; | |
617 | ||
618 | dst->error = le32_to_cpu(src->error); | |
619 | dst->groupid = le32_to_cpu(src->groupid); | |
620 | dst->pid = le32_to_cpu(src->pid); | |
621 | dst->members = le32_to_cpu(src->members); | |
622 | ||
623 | for (i = 0; i < 2; i++) { | |
624 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); | |
625 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
626 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
627 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
628 | } | |
629 | ||
630 | dst->usr_time = le64_to_cpu(src->usr_time); | |
631 | dst->sys_time = le64_to_cpu(src->sys_time); | |
632 | dst->ctx = le64_to_cpu(src->ctx); | |
633 | dst->minf = le64_to_cpu(src->minf); | |
634 | dst->majf = le64_to_cpu(src->majf); | |
635 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
636 | |
637 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
638 | fio_fp64_t *fps = &src->percentile_list[i]; | |
639 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
640 | ||
641 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
642 | } | |
a64e88da JA |
643 | |
644 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
645 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
646 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
647 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
648 | } | |
649 | ||
650 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
651 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
652 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
653 | } | |
654 | ||
655 | for (i = 0; i < 2; i++) | |
656 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
657 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
658 | ||
659 | for (i = 0; i < 3; i++) { | |
660 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); | |
93eee04a | 661 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
662 | } |
663 | ||
664 | dst->total_submit = le64_to_cpu(src->total_submit); | |
665 | dst->total_complete = le64_to_cpu(src->total_complete); | |
666 | ||
667 | for (i = 0; i < 2; i++) { | |
668 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); | |
669 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
670 | } | |
671 | ||
672 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
673 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
674 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
675 | dst->first_error = le32_to_cpu(src->first_error); |
676 | dst->kb_base = le32_to_cpu(src->kb_base); | |
a64e88da JA |
677 | } |
678 | ||
679 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
680 | { | |
681 | int i; | |
682 | ||
683 | for (i = 0; i < 2; i++) { | |
684 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); | |
685 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
686 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
687 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
688 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
689 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
690 | } | |
691 | ||
692 | dst->kb_base = le32_to_cpu(src->kb_base); | |
693 | dst->groupid = le32_to_cpu(src->groupid); | |
694 | } | |
695 | ||
89e5fad9 | 696 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
697 | { |
698 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
699 | ||
a64e88da | 700 | show_thread_status(&p->ts, &p->rs); |
37f0c1ae JA |
701 | |
702 | if (sum_stat_clients == 1) | |
703 | return; | |
704 | ||
705 | sum_thread_stats(&client_ts, &p->ts, sum_stat_nr); | |
706 | sum_group_stats(&client_gs, &p->rs); | |
707 | ||
708 | client_ts.members++; | |
709 | client_ts.groupid = p->ts.groupid; | |
710 | ||
711 | if (++sum_stat_nr == sum_stat_clients) { | |
712 | strcpy(client_ts.name, "All clients"); | |
713 | show_thread_status(&client_ts, &client_gs); | |
714 | } | |
a64e88da JA |
715 | } |
716 | ||
89e5fad9 | 717 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
718 | { |
719 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
720 | ||
a64e88da JA |
721 | show_group_stats(gs); |
722 | } | |
723 | ||
3bf236c0 JA |
724 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd) |
725 | { | |
726 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
727 | const char *buf = (const char *) pdu->buf; | |
728 | const char *name; | |
729 | int fio_unused ret; | |
730 | ||
731 | name = client->name ? client->name : client->hostname; | |
732 | ||
733 | if (!client->skip_newline) | |
734 | fprintf(f_out, "<%s> ", name); | |
735 | ret = fwrite(buf, pdu->buf_len, 1, f_out); | |
736 | fflush(f_out); | |
737 | client->skip_newline = strchr(buf, '\n') == NULL; | |
738 | } | |
739 | ||
d09a64a0 JA |
740 | static void convert_agg(struct disk_util_agg *agg) |
741 | { | |
742 | int i; | |
743 | ||
744 | for (i = 0; i < 2; i++) { | |
745 | agg->ios[i] = le32_to_cpu(agg->ios[i]); | |
746 | agg->merges[i] = le32_to_cpu(agg->merges[i]); | |
747 | agg->sectors[i] = le64_to_cpu(agg->sectors[i]); | |
748 | agg->ticks[i] = le32_to_cpu(agg->ticks[i]); | |
749 | } | |
750 | ||
751 | agg->io_ticks = le32_to_cpu(agg->io_ticks); | |
752 | agg->time_in_queue = le32_to_cpu(agg->time_in_queue); | |
753 | agg->slavecount = le32_to_cpu(agg->slavecount); | |
823ba54b | 754 | agg->max_util.u.f = fio_uint64_to_double(__le64_to_cpu(agg->max_util.u.i)); |
d09a64a0 JA |
755 | } |
756 | ||
757 | static void convert_dus(struct disk_util_stat *dus) | |
758 | { | |
759 | int i; | |
760 | ||
761 | for (i = 0; i < 2; i++) { | |
762 | dus->ios[i] = le32_to_cpu(dus->ios[i]); | |
763 | dus->merges[i] = le32_to_cpu(dus->merges[i]); | |
764 | dus->sectors[i] = le64_to_cpu(dus->sectors[i]); | |
765 | dus->ticks[i] = le32_to_cpu(dus->ticks[i]); | |
766 | } | |
767 | ||
768 | dus->io_ticks = le32_to_cpu(dus->io_ticks); | |
769 | dus->time_in_queue = le32_to_cpu(dus->time_in_queue); | |
770 | dus->msec = le64_to_cpu(dus->msec); | |
771 | } | |
772 | ||
773 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd) | |
774 | { | |
775 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
776 | ||
d09a64a0 JA |
777 | if (!client->disk_stats_shown) { |
778 | client->disk_stats_shown = 1; | |
779 | log_info("\nDisk stats (read/write):\n"); | |
780 | } | |
781 | ||
f2f788dd | 782 | print_disk_util(&du->dus, &du->agg, terse_output); |
d09a64a0 JA |
783 | } |
784 | ||
3bf236c0 | 785 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 786 | { |
cf451d1e JA |
787 | int i; |
788 | ||
789 | je->nr_running = le32_to_cpu(je->nr_running); | |
790 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
791 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
792 | je->files_open = le32_to_cpu(je->files_open); | |
cf451d1e JA |
793 | |
794 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
795 | je->m_rate[i] = le32_to_cpu(je->m_rate[i]); |
796 | je->t_rate[i] = le32_to_cpu(je->t_rate[i]); | |
797 | je->m_iops[i] = le32_to_cpu(je->m_iops[i]); | |
798 | je->t_iops[i] = le32_to_cpu(je->t_iops[i]); | |
cf451d1e JA |
799 | je->rate[i] = le32_to_cpu(je->rate[i]); |
800 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
801 | } | |
802 | ||
b51eedb7 | 803 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 804 | je->eta_sec = le64_to_cpu(je->eta_sec); |
8c621fb2 | 805 | je->nr_threads = le32_to_cpu(je->nr_threads); |
48fbb46e JA |
806 | } |
807 | ||
3e47bd25 | 808 | void fio_client_sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 809 | { |
48fbb46e JA |
810 | int i; |
811 | ||
812 | dst->nr_running += je->nr_running; | |
813 | dst->nr_ramp += je->nr_ramp; | |
814 | dst->nr_pending += je->nr_pending; | |
815 | dst->files_open += je->files_open; | |
48fbb46e JA |
816 | |
817 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
818 | dst->m_rate[i] += je->m_rate[i]; |
819 | dst->t_rate[i] += je->t_rate[i]; | |
820 | dst->m_iops[i] += je->m_iops[i]; | |
821 | dst->t_iops[i] += je->t_iops[i]; | |
48fbb46e JA |
822 | dst->rate[i] += je->rate[i]; |
823 | dst->iops[i] += je->iops[i]; | |
824 | } | |
825 | ||
826 | dst->elapsed_sec += je->elapsed_sec; | |
827 | ||
828 | if (je->eta_sec > dst->eta_sec) | |
829 | dst->eta_sec = je->eta_sec; | |
8c621fb2 JA |
830 | |
831 | dst->nr_threads += je->nr_threads; | |
832 | /* we need to handle je->run_str too ... */ | |
48fbb46e JA |
833 | } |
834 | ||
a5276616 | 835 | void fio_client_dec_jobs_eta(struct client_eta *eta, client_eta_op eta_fn) |
82c1ed38 JA |
836 | { |
837 | if (!--eta->pending) { | |
a5276616 | 838 | eta_fn(&eta->eta); |
82c1ed38 JA |
839 | free(eta); |
840 | } | |
841 | } | |
842 | ||
89c1707c JA |
843 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
844 | { | |
845 | struct fio_net_int_cmd *icmd = NULL; | |
846 | struct flist_head *entry; | |
847 | ||
848 | flist_for_each(entry, &client->cmd_list) { | |
849 | icmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
850 | ||
df380934 | 851 | if (cmd->tag == (uintptr_t) icmd) |
89c1707c JA |
852 | break; |
853 | ||
854 | icmd = NULL; | |
855 | } | |
856 | ||
857 | if (!icmd) { | |
858 | log_err("fio: client: unable to find matching tag\n"); | |
859 | return; | |
860 | } | |
861 | ||
862 | flist_del(&icmd->list); | |
863 | cmd->tag = icmd->saved_tag; | |
864 | free(icmd); | |
865 | } | |
866 | ||
82c1ed38 | 867 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
868 | { |
869 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
df380934 | 870 | struct client_eta *eta = (struct client_eta *) (uintptr_t) cmd->tag; |
af9c9fb3 JA |
871 | |
872 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 873 | |
f77d2676 JA |
874 | assert(client->eta_in_flight == eta); |
875 | ||
876 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
877 | flist_del_init(&client->eta_list); |
878 | ||
2f99deb0 JA |
879 | if (client->ops->jobs_eta) |
880 | client->ops->jobs_eta(client, je); | |
881 | ||
3e47bd25 | 882 | fio_client_sum_jobs_eta(&eta->eta, je); |
a5276616 | 883 | fio_client_dec_jobs_eta(eta, client->ops->eta); |
cf451d1e JA |
884 | } |
885 | ||
b5296ddb | 886 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 JA |
887 | { |
888 | struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload; | |
d2333358 JA |
889 | const char *os, *arch; |
890 | char bit[16]; | |
2e03b4b2 | 891 | |
cca84643 JA |
892 | os = fio_get_os_string(probe->os); |
893 | if (!os) | |
894 | os = "unknown"; | |
895 | ||
896 | arch = fio_get_arch_string(probe->arch); | |
897 | if (!arch) | |
898 | os = "unknown"; | |
899 | ||
d2333358 | 900 | sprintf(bit, "%d-bit", probe->bpp * 8); |
38fdef22 JA |
901 | |
902 | log_info("hostname=%s, be=%u, %s, os=%s, arch=%s, fio=%u.%u.%u\n", | |
903 | probe->hostname, probe->bigendian, bit, os, arch, | |
904 | probe->fio_major, probe->fio_minor, probe->fio_patch); | |
b5296ddb JA |
905 | |
906 | if (!client->name) | |
907 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
908 | } |
909 | ||
11e950bd JA |
910 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd) |
911 | { | |
912 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
913 | ||
914 | client->state = Client_started; | |
85dd01e7 | 915 | client->jobs = pdu->jobs; |
11e950bd JA |
916 | } |
917 | ||
918 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd) | |
919 | { | |
498c92c2 JA |
920 | if (client->error) |
921 | log_info("client <%s>: exited with error %d\n", client->hostname, client->error); | |
11e950bd JA |
922 | } |
923 | ||
6b79c80c JA |
924 | static void convert_stop(struct fio_net_cmd *cmd) |
925 | { | |
926 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
927 | ||
928 | pdu->error = le32_to_cpu(pdu->error); | |
929 | } | |
930 | ||
084d1c6f JA |
931 | static void convert_text(struct fio_net_cmd *cmd) |
932 | { | |
933 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
934 | ||
935 | pdu->level = le32_to_cpu(pdu->level); | |
936 | pdu->buf_len = le32_to_cpu(pdu->buf_len); | |
937 | pdu->log_sec = le64_to_cpu(pdu->log_sec); | |
938 | pdu->log_usec = le64_to_cpu(pdu->log_usec); | |
939 | } | |
940 | ||
a5276616 | 941 | int fio_handle_client(struct fio_client *client) |
37db14fe | 942 | { |
a5276616 | 943 | struct client_ops *ops = client->ops; |
37db14fe JA |
944 | struct fio_net_cmd *cmd; |
945 | ||
60efd14e JA |
946 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
947 | ||
e951bdc4 JA |
948 | cmd = fio_net_recv_cmd(client->fd); |
949 | if (!cmd) | |
950 | return 0; | |
c2c94585 | 951 | |
b9d2f30a JA |
952 | dprint(FD_NET, "client: got cmd op %s from %s (pdu=%u)\n", |
953 | fio_server_op(cmd->opcode), client->hostname, cmd->pdu_len); | |
46c48f1f | 954 | |
e951bdc4 JA |
955 | switch (cmd->opcode) { |
956 | case FIO_NET_CMD_QUIT: | |
3ec62ec4 | 957 | if (ops->quit) |
35c0ba7f | 958 | ops->quit(client, cmd); |
e951bdc4 JA |
959 | remove_client(client); |
960 | free(cmd); | |
961 | break; | |
084d1c6f JA |
962 | case FIO_NET_CMD_TEXT: |
963 | convert_text(cmd); | |
35c0ba7f | 964 | ops->text(client, cmd); |
e951bdc4 JA |
965 | free(cmd); |
966 | break; | |
3bf236c0 JA |
967 | case FIO_NET_CMD_DU: { |
968 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
969 | ||
970 | convert_dus(&du->dus); | |
971 | convert_agg(&du->agg); | |
972 | ||
dd366728 | 973 | ops->disk_util(client, cmd); |
d09a64a0 JA |
974 | free(cmd); |
975 | break; | |
3bf236c0 JA |
976 | } |
977 | case FIO_NET_CMD_TS: { | |
978 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
979 | ||
980 | convert_ts(&p->ts, &p->ts); | |
981 | convert_gs(&p->rs, &p->rs); | |
982 | ||
89e5fad9 | 983 | ops->thread_status(client, cmd); |
e951bdc4 JA |
984 | free(cmd); |
985 | break; | |
3bf236c0 JA |
986 | } |
987 | case FIO_NET_CMD_GS: { | |
988 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
989 | ||
990 | convert_gs(gs, gs); | |
991 | ||
89e5fad9 | 992 | ops->group_stats(client, cmd); |
e951bdc4 JA |
993 | free(cmd); |
994 | break; | |
3bf236c0 JA |
995 | } |
996 | case FIO_NET_CMD_ETA: { | |
997 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
998 | ||
89c1707c | 999 | remove_reply_cmd(client, cmd); |
3bf236c0 | 1000 | convert_jobs_eta(je); |
a5276616 | 1001 | handle_eta(client, cmd); |
e951bdc4 JA |
1002 | free(cmd); |
1003 | break; | |
3bf236c0 | 1004 | } |
e951bdc4 | 1005 | case FIO_NET_CMD_PROBE: |
89c1707c | 1006 | remove_reply_cmd(client, cmd); |
dd366728 | 1007 | ops->probe(client, cmd); |
e951bdc4 JA |
1008 | free(cmd); |
1009 | break; | |
5d7793aa | 1010 | case FIO_NET_CMD_SERVER_START: |
01be038e | 1011 | client->state = Client_running; |
85dd01e7 JA |
1012 | if (ops->job_start) |
1013 | ops->job_start(client, cmd); | |
01be038e JA |
1014 | free(cmd); |
1015 | break; | |
85dd01e7 JA |
1016 | case FIO_NET_CMD_START: { |
1017 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
1018 | ||
1019 | pdu->jobs = le32_to_cpu(pdu->jobs); | |
1020 | ops->start(client, cmd); | |
e951bdc4 JA |
1021 | free(cmd); |
1022 | break; | |
85dd01e7 | 1023 | } |
6b79c80c JA |
1024 | case FIO_NET_CMD_STOP: { |
1025 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
1026 | ||
1027 | convert_stop(cmd); | |
1028 | client->state = Client_stopped; | |
1029 | client->error = pdu->error; | |
1030 | ops->stop(client, cmd); | |
e951bdc4 JA |
1031 | free(cmd); |
1032 | break; | |
6b79c80c | 1033 | } |
807f9971 JA |
1034 | case FIO_NET_CMD_ADD_JOB: |
1035 | if (ops->add_job) | |
1036 | ops->add_job(client, cmd); | |
1037 | free(cmd); | |
1038 | break; | |
e951bdc4 | 1039 | default: |
89c1707c | 1040 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 JA |
1041 | free(cmd); |
1042 | break; | |
37db14fe JA |
1043 | } |
1044 | ||
e951bdc4 | 1045 | return 1; |
37db14fe | 1046 | } |
b66570dc | 1047 | |
a5276616 | 1048 | static void request_client_etas(struct client_ops *ops) |
af9c9fb3 JA |
1049 | { |
1050 | struct fio_client *client; | |
1051 | struct flist_head *entry; | |
1052 | struct client_eta *eta; | |
82c1ed38 | 1053 | int skipped = 0; |
af9c9fb3 JA |
1054 | |
1055 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
1056 | ||
af9c9fb3 JA |
1057 | eta = malloc(sizeof(*eta)); |
1058 | memset(&eta->eta, 0, sizeof(eta->eta)); | |
1059 | eta->pending = nr_clients; | |
1060 | ||
1061 | flist_for_each(entry, &client_list) { | |
1062 | client = flist_entry(entry, struct fio_client, list); | |
1063 | ||
82c1ed38 JA |
1064 | if (!flist_empty(&client->eta_list)) { |
1065 | skipped++; | |
1066 | continue; | |
1067 | } | |
01be038e JA |
1068 | if (client->state != Client_running) |
1069 | continue; | |
82c1ed38 | 1070 | |
f77d2676 | 1071 | assert(!client->eta_in_flight); |
82c1ed38 | 1072 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 1073 | client->eta_in_flight = eta; |
af9c9fb3 | 1074 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
df380934 | 1075 | (uintptr_t) eta, &client->cmd_list); |
af9c9fb3 JA |
1076 | } |
1077 | ||
82c1ed38 | 1078 | while (skipped--) |
a5276616 | 1079 | fio_client_dec_jobs_eta(eta, ops->eta); |
82c1ed38 | 1080 | |
af9c9fb3 JA |
1081 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
1082 | } | |
1083 | ||
89c1707c JA |
1084 | static int client_check_cmd_timeout(struct fio_client *client, |
1085 | struct timeval *now) | |
1086 | { | |
1087 | struct fio_net_int_cmd *cmd; | |
1088 | struct flist_head *entry, *tmp; | |
1089 | int ret = 0; | |
1090 | ||
1091 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
1092 | cmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
1093 | ||
1094 | if (mtime_since(&cmd->tv, now) < FIO_NET_CLIENT_TIMEOUT) | |
1095 | continue; | |
1096 | ||
1097 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
1098 | fio_server_op(cmd->cmd.opcode)); | |
1099 | flist_del(&cmd->list); | |
1100 | free(cmd); | |
1101 | ret = 1; | |
1102 | } | |
1103 | ||
1104 | return flist_empty(&client->cmd_list) && ret; | |
1105 | } | |
1106 | ||
a5276616 | 1107 | static int fio_check_clients_timed_out(void) |
89c1707c JA |
1108 | { |
1109 | struct fio_client *client; | |
1110 | struct flist_head *entry, *tmp; | |
1111 | struct timeval tv; | |
1112 | int ret = 0; | |
1113 | ||
1114 | gettimeofday(&tv, NULL); | |
1115 | ||
1116 | flist_for_each_safe(entry, tmp, &client_list) { | |
1117 | client = flist_entry(entry, struct fio_client, list); | |
1118 | ||
1119 | if (flist_empty(&client->cmd_list)) | |
1120 | continue; | |
1121 | ||
1122 | if (!client_check_cmd_timeout(client, &tv)) | |
1123 | continue; | |
1124 | ||
a5276616 JA |
1125 | if (client->ops->timed_out) |
1126 | client->ops->timed_out(client); | |
ed727a46 JA |
1127 | else |
1128 | log_err("fio: client %s timed out\n", client->hostname); | |
1129 | ||
89c1707c JA |
1130 | remove_client(client); |
1131 | ret = 1; | |
1132 | } | |
1133 | ||
1134 | return ret; | |
1135 | } | |
1136 | ||
dd366728 | 1137 | int fio_handle_clients(struct client_ops *ops) |
b66570dc | 1138 | { |
b66570dc | 1139 | struct pollfd *pfds; |
498c92c2 | 1140 | int i, ret = 0, retval = 0; |
b66570dc | 1141 | |
af9c9fb3 JA |
1142 | gettimeofday(&eta_tv, NULL); |
1143 | ||
b66570dc JA |
1144 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
1145 | ||
37f0c1ae JA |
1146 | sum_stat_clients = nr_clients; |
1147 | init_thread_stat(&client_ts); | |
1148 | init_group_run_stat(&client_gs); | |
1149 | ||
82a4be1b | 1150 | while (!exit_backend && nr_clients) { |
c2cb6869 JA |
1151 | struct flist_head *entry, *tmp; |
1152 | struct fio_client *client; | |
1153 | ||
82a4be1b | 1154 | i = 0; |
c2cb6869 | 1155 | flist_for_each_safe(entry, tmp, &client_list) { |
82a4be1b | 1156 | client = flist_entry(entry, struct fio_client, list); |
b66570dc | 1157 | |
a5276616 | 1158 | if (!client->sent_job && !client->ops->stay_connected && |
c2cb6869 JA |
1159 | flist_empty(&client->cmd_list)) { |
1160 | remove_client(client); | |
1161 | continue; | |
1162 | } | |
1163 | ||
82a4be1b JA |
1164 | pfds[i].fd = client->fd; |
1165 | pfds[i].events = POLLIN; | |
1166 | i++; | |
1167 | } | |
1168 | ||
c2cb6869 JA |
1169 | if (!nr_clients) |
1170 | break; | |
1171 | ||
82a4be1b | 1172 | assert(i == nr_clients); |
b66570dc | 1173 | |
5c2857f9 | 1174 | do { |
af9c9fb3 JA |
1175 | struct timeval tv; |
1176 | ||
1177 | gettimeofday(&tv, NULL); | |
6433ee05 | 1178 | if (mtime_since(&eta_tv, &tv) >= ops->eta_msec) { |
a5276616 | 1179 | request_client_etas(ops); |
af9c9fb3 | 1180 | memcpy(&eta_tv, &tv, sizeof(tv)); |
89c1707c | 1181 | |
a5276616 | 1182 | if (fio_check_clients_timed_out()) |
89c1707c | 1183 | break; |
af9c9fb3 JA |
1184 | } |
1185 | ||
5c2857f9 JA |
1186 | ret = poll(pfds, nr_clients, 100); |
1187 | if (ret < 0) { | |
1188 | if (errno == EINTR) | |
1189 | continue; | |
1190 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
1191 | break; | |
1192 | } else if (!ret) | |
b66570dc | 1193 | continue; |
5c2857f9 | 1194 | } while (ret <= 0); |
b66570dc JA |
1195 | |
1196 | for (i = 0; i < nr_clients; i++) { | |
1197 | if (!(pfds[i].revents & POLLIN)) | |
1198 | continue; | |
1199 | ||
1200 | client = find_client_by_fd(pfds[i].fd); | |
1201 | if (!client) { | |
3c5f57e3 | 1202 | log_err("fio: unknown client fd %d\n", pfds[i].fd); |
b66570dc JA |
1203 | continue; |
1204 | } | |
a5276616 | 1205 | if (!fio_handle_client(client)) { |
28d3ab07 JA |
1206 | log_info("client: host=%s disconnected\n", |
1207 | client->hostname); | |
1208 | remove_client(client); | |
498c92c2 | 1209 | retval = 1; |
38990764 | 1210 | } else if (client->error) |
498c92c2 | 1211 | retval = 1; |
343cb4a9 | 1212 | fio_put_client(client); |
b66570dc JA |
1213 | } |
1214 | } | |
1215 | ||
1216 | free(pfds); | |
498c92c2 | 1217 | return retval; |
b66570dc | 1218 | } |