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, |
46bcd498 | 42 | .client_type = FIO_CLIENT_TYPE_CLI, |
dd366728 SC |
43 | }; |
44 | ||
af9c9fb3 | 45 | static struct timeval eta_tv; |
48fbb46e | 46 | |
b66570dc | 47 | static FLIST_HEAD(client_list); |
82c1ed38 | 48 | static FLIST_HEAD(eta_list); |
b66570dc | 49 | |
3f3a4542 JA |
50 | static FLIST_HEAD(arg_list); |
51 | ||
3650a3ca JA |
52 | struct thread_stat client_ts; |
53 | struct group_run_stats client_gs; | |
54 | int sum_stat_clients; | |
55 | ||
37f0c1ae JA |
56 | static int sum_stat_nr; |
57 | ||
3c5f57e3 JA |
58 | #define FIO_CLIENT_HASH_BITS 7 |
59 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
60 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 61 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 62 | |
bebe6398 | 63 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
64 | { |
65 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
66 | ||
67 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 68 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
69 | } |
70 | ||
bebe6398 | 71 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 72 | { |
bebe6398 JA |
73 | if (!flist_empty(&client->hash_list)) |
74 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
75 | } |
76 | ||
77 | static void fio_init fio_client_hash_init(void) | |
78 | { | |
79 | int i; | |
80 | ||
bebe6398 JA |
81 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
82 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
83 | } |
84 | ||
b66570dc JA |
85 | static struct fio_client *find_client_by_fd(int fd) |
86 | { | |
3c5f57e3 | 87 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
88 | struct fio_client *client; |
89 | struct flist_head *entry; | |
90 | ||
bebe6398 JA |
91 | flist_for_each(entry, &client_hash[bucket]) { |
92 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc | 93 | |
e55f8f30 JA |
94 | if (client->fd == fd) { |
95 | client->refs++; | |
b66570dc | 96 | return client; |
e55f8f30 | 97 | } |
b66570dc JA |
98 | } |
99 | ||
100 | return NULL; | |
101 | } | |
102 | ||
3af45201 | 103 | void fio_put_client(struct fio_client *client) |
b66570dc | 104 | { |
5121a9aa JA |
105 | if (--client->refs) |
106 | return; | |
107 | ||
3af45201 JA |
108 | free(client->hostname); |
109 | if (client->argv) | |
110 | free(client->argv); | |
111 | if (client->name) | |
112 | free(client->name); | |
113 | ||
114 | free(client); | |
115 | } | |
116 | ||
117 | static void remove_client(struct fio_client *client) | |
118 | { | |
119 | assert(client->refs); | |
120 | ||
39e8e016 | 121 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
3af45201 JA |
122 | |
123 | if (!flist_empty(&client->list)) | |
124 | flist_del_init(&client->list); | |
3c5f57e3 | 125 | |
bebe6398 | 126 | fio_client_remove_hash(client); |
81179eec | 127 | |
82c1ed38 JA |
128 | if (!flist_empty(&client->eta_list)) { |
129 | flist_del_init(&client->eta_list); | |
a5276616 | 130 | fio_client_dec_jobs_eta(client->eta_in_flight, client->ops->eta); |
82c1ed38 | 131 | } |
af9c9fb3 | 132 | |
3c5f57e3 | 133 | nr_clients--; |
5fd0acbd | 134 | sum_stat_clients--; |
132159a5 | 135 | |
3af45201 | 136 | fio_put_client(client); |
5121a9aa JA |
137 | } |
138 | ||
343cb4a9 JA |
139 | struct fio_client *fio_get_client(struct fio_client *client) |
140 | { | |
141 | client->refs++; | |
142 | return client; | |
143 | } | |
144 | ||
fa2ea806 JA |
145 | static void __fio_client_add_cmd_option(struct fio_client *client, |
146 | const char *opt) | |
81179eec | 147 | { |
39e8e016 JA |
148 | int index; |
149 | ||
150 | index = client->argc++; | |
81179eec | 151 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
152 | client->argv[index] = strdup(opt); |
153 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
154 | } |
155 | ||
fa2ea806 | 156 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 157 | { |
bebe6398 | 158 | struct fio_client *client = cookie; |
3f3a4542 | 159 | struct flist_head *entry; |
81179eec | 160 | |
bebe6398 | 161 | if (!client || !opt) |
fa2ea806 | 162 | return; |
81179eec | 163 | |
fa2ea806 | 164 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
165 | |
166 | /* | |
167 | * Duplicate arguments to shared client group | |
168 | */ | |
169 | flist_for_each(entry, &arg_list) { | |
170 | client = flist_entry(entry, struct fio_client, arg_list); | |
171 | ||
172 | __fio_client_add_cmd_option(client, opt); | |
173 | } | |
81179eec JA |
174 | } |
175 | ||
a5276616 JA |
176 | struct fio_client *fio_client_add_explicit(struct client_ops *ops, |
177 | const char *hostname, int type, | |
3ec62ec4 JA |
178 | int port) |
179 | { | |
180 | struct fio_client *client; | |
181 | ||
182 | client = malloc(sizeof(*client)); | |
183 | memset(client, 0, sizeof(*client)); | |
184 | ||
185 | INIT_FLIST_HEAD(&client->list); | |
186 | INIT_FLIST_HEAD(&client->hash_list); | |
187 | INIT_FLIST_HEAD(&client->arg_list); | |
188 | INIT_FLIST_HEAD(&client->eta_list); | |
189 | INIT_FLIST_HEAD(&client->cmd_list); | |
190 | ||
191 | client->hostname = strdup(hostname); | |
192 | ||
193 | if (type == Fio_client_socket) | |
194 | client->is_sock = 1; | |
195 | else { | |
196 | int ipv6; | |
197 | ||
198 | ipv6 = type == Fio_client_ipv6; | |
199 | if (fio_server_parse_host(hostname, &ipv6, | |
200 | &client->addr.sin_addr, | |
201 | &client->addr6.sin6_addr)) | |
202 | goto err; | |
203 | ||
204 | client->port = port; | |
205 | } | |
206 | ||
207 | client->fd = -1; | |
a5276616 | 208 | client->ops = ops; |
5121a9aa | 209 | client->refs = 1; |
46bcd498 | 210 | client->type = ops->client_type; |
3ec62ec4 JA |
211 | |
212 | __fio_client_add_cmd_option(client, "fio"); | |
213 | ||
214 | flist_add(&client->list, &client_list); | |
215 | nr_clients++; | |
216 | dprint(FD_NET, "client: added <%s>\n", client->hostname); | |
217 | return client; | |
218 | err: | |
219 | free(client); | |
220 | return NULL; | |
221 | } | |
222 | ||
a5276616 | 223 | int fio_client_add(struct client_ops *ops, const char *hostname, void **cookie) |
132159a5 | 224 | { |
3f3a4542 | 225 | struct fio_client *existing = *cookie; |
b66570dc | 226 | struct fio_client *client; |
132159a5 | 227 | |
3f3a4542 JA |
228 | if (existing) { |
229 | /* | |
230 | * We always add our "exec" name as the option, hence 1 | |
231 | * means empty. | |
232 | */ | |
233 | if (existing->argc == 1) | |
234 | flist_add_tail(&existing->arg_list, &arg_list); | |
235 | else { | |
236 | while (!flist_empty(&arg_list)) | |
237 | flist_del_init(arg_list.next); | |
238 | } | |
239 | } | |
240 | ||
b66570dc | 241 | client = malloc(sizeof(*client)); |
a37f69b7 | 242 | memset(client, 0, sizeof(*client)); |
81179eec | 243 | |
3c5f57e3 | 244 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 245 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 246 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 247 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 248 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 249 | |
bebe6398 JA |
250 | if (fio_server_parse_string(hostname, &client->hostname, |
251 | &client->is_sock, &client->port, | |
811826be JA |
252 | &client->addr.sin_addr, |
253 | &client->addr6.sin6_addr, | |
254 | &client->ipv6)) | |
bebe6398 | 255 | return -1; |
87aa8f19 | 256 | |
bebe6398 | 257 | client->fd = -1; |
a5276616 | 258 | client->ops = ops; |
5121a9aa | 259 | client->refs = 1; |
46bcd498 | 260 | client->type = ops->client_type; |
3c5f57e3 | 261 | |
81179eec JA |
262 | __fio_client_add_cmd_option(client, "fio"); |
263 | ||
a37f69b7 JA |
264 | flist_add(&client->list, &client_list); |
265 | nr_clients++; | |
bebe6398 JA |
266 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
267 | *cookie = client; | |
268 | return 0; | |
a37f69b7 JA |
269 | } |
270 | ||
d824c3b8 JA |
271 | static void probe_client(struct fio_client *client) |
272 | { | |
273 | dprint(FD_NET, "client: send probe\n"); | |
274 | ||
275 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_PROBE, 0, &client->cmd_list); | |
276 | } | |
277 | ||
87aa8f19 | 278 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 | 279 | { |
811826be JA |
280 | struct sockaddr *addr; |
281 | fio_socklen_t socklen; | |
282 | int fd, domain; | |
283 | ||
284 | if (client->ipv6) { | |
285 | client->addr6.sin6_family = AF_INET6; | |
286 | client->addr6.sin6_port = htons(client->port); | |
287 | domain = AF_INET6; | |
288 | addr = (struct sockaddr *) &client->addr6; | |
289 | socklen = sizeof(client->addr6); | |
290 | } else { | |
291 | client->addr.sin_family = AF_INET; | |
292 | client->addr.sin_port = htons(client->port); | |
293 | domain = AF_INET; | |
294 | addr = (struct sockaddr *) &client->addr; | |
295 | socklen = sizeof(client->addr); | |
296 | } | |
132159a5 | 297 | |
811826be | 298 | fd = socket(domain, SOCK_STREAM, 0); |
132159a5 | 299 | if (fd < 0) { |
25095e1b JA |
300 | int ret = -errno; |
301 | ||
132159a5 | 302 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 303 | return ret; |
132159a5 JA |
304 | } |
305 | ||
811826be | 306 | if (connect(fd, addr, socklen) < 0) { |
25095e1b JA |
307 | int ret = -errno; |
308 | ||
132159a5 | 309 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
310 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
311 | client->port); | |
b94cba47 | 312 | close(fd); |
25095e1b | 313 | return ret; |
87aa8f19 JA |
314 | } |
315 | ||
316 | return fd; | |
317 | } | |
318 | ||
319 | static int fio_client_connect_sock(struct fio_client *client) | |
320 | { | |
321 | struct sockaddr_un *addr = &client->addr_un; | |
322 | fio_socklen_t len; | |
323 | int fd; | |
324 | ||
325 | memset(addr, 0, sizeof(*addr)); | |
326 | addr->sun_family = AF_UNIX; | |
327 | strcpy(addr->sun_path, client->hostname); | |
328 | ||
329 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
330 | if (fd < 0) { | |
25095e1b JA |
331 | int ret = -errno; |
332 | ||
87aa8f19 | 333 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 334 | return ret; |
87aa8f19 JA |
335 | } |
336 | ||
337 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
338 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
25095e1b JA |
339 | int ret = -errno; |
340 | ||
87aa8f19 | 341 | log_err("fio: connect; %s\n", strerror(errno)); |
b94cba47 | 342 | close(fd); |
25095e1b | 343 | return ret; |
132159a5 JA |
344 | } |
345 | ||
87aa8f19 JA |
346 | return fd; |
347 | } | |
348 | ||
2f99deb0 | 349 | int fio_client_connect(struct fio_client *client) |
87aa8f19 JA |
350 | { |
351 | int fd; | |
352 | ||
353 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
354 | ||
87aa8f19 JA |
355 | if (client->is_sock) |
356 | fd = fio_client_connect_sock(client); | |
357 | else | |
358 | fd = fio_client_connect_ip(client); | |
359 | ||
89c1707c JA |
360 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
361 | ||
87aa8f19 | 362 | if (fd < 0) |
a1a3ed51 | 363 | return fd; |
87aa8f19 | 364 | |
b66570dc | 365 | client->fd = fd; |
bebe6398 | 366 | fio_client_add_hash(client); |
81179eec | 367 | client->state = Client_connected; |
d824c3b8 JA |
368 | |
369 | probe_client(client); | |
132159a5 JA |
370 | return 0; |
371 | } | |
372 | ||
2f99deb0 JA |
373 | void fio_client_terminate(struct fio_client *client) |
374 | { | |
375 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0, NULL); | |
376 | } | |
377 | ||
cc0df00a JA |
378 | void fio_clients_terminate(void) |
379 | { | |
380 | struct flist_head *entry; | |
381 | struct fio_client *client; | |
382 | ||
60efd14e JA |
383 | dprint(FD_NET, "client: terminate clients\n"); |
384 | ||
cc0df00a JA |
385 | flist_for_each(entry, &client_list) { |
386 | client = flist_entry(entry, struct fio_client, list); | |
2f99deb0 | 387 | fio_client_terminate(client); |
cc0df00a JA |
388 | } |
389 | } | |
390 | ||
391 | static void sig_int(int sig) | |
392 | { | |
bebe6398 | 393 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
394 | fio_clients_terminate(); |
395 | } | |
396 | ||
397 | static void client_signal_handler(void) | |
398 | { | |
399 | struct sigaction act; | |
400 | ||
401 | memset(&act, 0, sizeof(act)); | |
402 | act.sa_handler = sig_int; | |
403 | act.sa_flags = SA_RESTART; | |
404 | sigaction(SIGINT, &act, NULL); | |
405 | ||
406 | memset(&act, 0, sizeof(act)); | |
407 | act.sa_handler = sig_int; | |
408 | act.sa_flags = SA_RESTART; | |
409 | sigaction(SIGTERM, &act, NULL); | |
410 | } | |
411 | ||
81179eec JA |
412 | static int send_client_cmd_line(struct fio_client *client) |
413 | { | |
fa2ea806 JA |
414 | struct cmd_single_line_pdu *cslp; |
415 | struct cmd_line_pdu *clp; | |
416 | unsigned long offset; | |
7f868316 | 417 | unsigned int *lens; |
fa2ea806 JA |
418 | void *pdu; |
419 | size_t mem; | |
81179eec JA |
420 | int i, ret; |
421 | ||
39e8e016 | 422 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 423 | |
7f868316 JA |
424 | lens = malloc(client->argc * sizeof(unsigned int)); |
425 | ||
fa2ea806 JA |
426 | /* |
427 | * Find out how much mem we need | |
428 | */ | |
7f868316 JA |
429 | for (i = 0, mem = 0; i < client->argc; i++) { |
430 | lens[i] = strlen(client->argv[i]) + 1; | |
431 | mem += lens[i]; | |
432 | } | |
fa2ea806 JA |
433 | |
434 | /* | |
435 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
436 | */ | |
437 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
438 | ||
439 | pdu = malloc(mem); | |
440 | clp = pdu; | |
441 | offset = sizeof(*clp); | |
442 | ||
443 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 444 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
445 | |
446 | cslp = pdu + offset; | |
447 | strcpy((char *) cslp->text, client->argv[i]); | |
448 | cslp->len = cpu_to_le16(arg_len); | |
449 | offset += sizeof(*cslp) + arg_len; | |
450 | } | |
81179eec | 451 | |
7f868316 | 452 | free(lens); |
fa2ea806 | 453 | clp->lines = cpu_to_le16(client->argc); |
46bcd498 | 454 | clp->client_type = __cpu_to_le16(client->type); |
af9c9fb3 | 455 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, 0); |
81179eec JA |
456 | free(pdu); |
457 | return ret; | |
458 | } | |
459 | ||
a37f69b7 JA |
460 | int fio_clients_connect(void) |
461 | { | |
462 | struct fio_client *client; | |
463 | struct flist_head *entry, *tmp; | |
464 | int ret; | |
465 | ||
93bcfd20 BC |
466 | #ifdef WIN32 |
467 | WSADATA wsd; | |
468 | WSAStartup(MAKEWORD(2,2), &wsd); | |
469 | #endif | |
470 | ||
60efd14e JA |
471 | dprint(FD_NET, "client: connect all\n"); |
472 | ||
cc0df00a JA |
473 | client_signal_handler(); |
474 | ||
a37f69b7 JA |
475 | flist_for_each_safe(entry, tmp, &client_list) { |
476 | client = flist_entry(entry, struct fio_client, list); | |
477 | ||
478 | ret = fio_client_connect(client); | |
0b8f30a5 | 479 | if (ret) { |
a37f69b7 | 480 | remove_client(client); |
0b8f30a5 JA |
481 | continue; |
482 | } | |
483 | ||
81179eec JA |
484 | if (client->argc > 1) |
485 | send_client_cmd_line(client); | |
a37f69b7 JA |
486 | } |
487 | ||
488 | return !nr_clients; | |
489 | } | |
490 | ||
b9d2f30a JA |
491 | int fio_start_client(struct fio_client *client) |
492 | { | |
493 | dprint(FD_NET, "client: start %s\n", client->hostname); | |
494 | return fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_RUN, 0, NULL); | |
495 | } | |
496 | ||
497 | int fio_start_all_clients(void) | |
498 | { | |
499 | struct fio_client *client; | |
500 | struct flist_head *entry, *tmp; | |
501 | int ret; | |
502 | ||
503 | dprint(FD_NET, "client: start all\n"); | |
504 | ||
505 | flist_for_each_safe(entry, tmp, &client_list) { | |
506 | client = flist_entry(entry, struct fio_client, list); | |
507 | ||
508 | ret = fio_start_client(client); | |
509 | if (ret) { | |
510 | remove_client(client); | |
511 | continue; | |
512 | } | |
513 | } | |
514 | ||
515 | return flist_empty(&client_list); | |
516 | } | |
517 | ||
132159a5 JA |
518 | /* |
519 | * Send file contents to server backend. We could use sendfile(), but to remain | |
520 | * more portable lets just read/write the darn thing. | |
521 | */ | |
9988ca70 | 522 | static int __fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 | 523 | { |
46bcd498 JA |
524 | struct cmd_job_pdu *pdu; |
525 | size_t p_size; | |
132159a5 | 526 | struct stat sb; |
46bcd498 JA |
527 | char *p; |
528 | void *buf; | |
132159a5 JA |
529 | off_t len; |
530 | int fd, ret; | |
531 | ||
46c48f1f JA |
532 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
533 | ||
132159a5 JA |
534 | fd = open(filename, O_RDONLY); |
535 | if (fd < 0) { | |
25095e1b JA |
536 | int ret = -errno; |
537 | ||
e951bdc4 | 538 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
25095e1b | 539 | return ret; |
132159a5 JA |
540 | } |
541 | ||
542 | if (fstat(fd, &sb) < 0) { | |
25095e1b JA |
543 | int ret = -errno; |
544 | ||
132159a5 | 545 | log_err("fio: job file stat: %s\n", strerror(errno)); |
b94cba47 | 546 | close(fd); |
25095e1b | 547 | return ret; |
132159a5 JA |
548 | } |
549 | ||
46bcd498 JA |
550 | p_size = sb.st_size + sizeof(*pdu); |
551 | pdu = malloc(p_size); | |
552 | buf = pdu->buf; | |
132159a5 JA |
553 | |
554 | len = sb.st_size; | |
555 | p = buf; | |
556 | do { | |
557 | ret = read(fd, p, len); | |
558 | if (ret > 0) { | |
559 | len -= ret; | |
560 | if (!len) | |
561 | break; | |
562 | p += ret; | |
563 | continue; | |
564 | } else if (!ret) | |
565 | break; | |
566 | else if (errno == EAGAIN || errno == EINTR) | |
567 | continue; | |
568 | } while (1); | |
569 | ||
0b8f30a5 JA |
570 | if (len) { |
571 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 572 | close(fd); |
c524ef72 | 573 | free(buf); |
0b8f30a5 JA |
574 | return 1; |
575 | } | |
576 | ||
46bcd498 JA |
577 | pdu->buf_len = __cpu_to_le32(sb.st_size); |
578 | pdu->client_type = cpu_to_le32(client->type); | |
579 | ||
c2cb6869 | 580 | client->sent_job = 1; |
46bcd498 JA |
581 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, pdu, p_size, 0); |
582 | free(pdu); | |
b94cba47 | 583 | close(fd); |
132159a5 JA |
584 | return ret; |
585 | } | |
37db14fe | 586 | |
9988ca70 JA |
587 | int fio_client_send_ini(struct fio_client *client, const char *filename) |
588 | { | |
25095e1b JA |
589 | int ret; |
590 | ||
591 | ret = __fio_client_send_ini(client, filename); | |
3af45201 JA |
592 | if (!ret) |
593 | client->sent_job = 1; | |
9988ca70 | 594 | |
25095e1b | 595 | return ret; |
9988ca70 JA |
596 | } |
597 | ||
a37f69b7 JA |
598 | int fio_clients_send_ini(const char *filename) |
599 | { | |
600 | struct fio_client *client; | |
601 | struct flist_head *entry, *tmp; | |
602 | ||
603 | flist_for_each_safe(entry, tmp, &client_list) { | |
604 | client = flist_entry(entry, struct fio_client, list); | |
605 | ||
3af45201 JA |
606 | if (fio_client_send_ini(client, filename)) |
607 | remove_client(client); | |
a37f69b7 JA |
608 | } |
609 | ||
610 | return !nr_clients; | |
611 | } | |
612 | ||
a64e88da JA |
613 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
614 | { | |
615 | dst->max_val = le64_to_cpu(src->max_val); | |
616 | dst->min_val = le64_to_cpu(src->min_val); | |
617 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
618 | |
619 | /* | |
620 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
621 | */ | |
622 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
623 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
624 | } |
625 | ||
626 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
627 | { | |
628 | int i, j; | |
629 | ||
630 | dst->error = le32_to_cpu(src->error); | |
631 | dst->groupid = le32_to_cpu(src->groupid); | |
632 | dst->pid = le32_to_cpu(src->pid); | |
633 | dst->members = le32_to_cpu(src->members); | |
634 | ||
635 | for (i = 0; i < 2; i++) { | |
636 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); | |
637 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
638 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
639 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
640 | } | |
641 | ||
642 | dst->usr_time = le64_to_cpu(src->usr_time); | |
643 | dst->sys_time = le64_to_cpu(src->sys_time); | |
644 | dst->ctx = le64_to_cpu(src->ctx); | |
645 | dst->minf = le64_to_cpu(src->minf); | |
646 | dst->majf = le64_to_cpu(src->majf); | |
647 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
648 | |
649 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
650 | fio_fp64_t *fps = &src->percentile_list[i]; | |
651 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
652 | ||
653 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
654 | } | |
a64e88da JA |
655 | |
656 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
657 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
658 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
659 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
660 | } | |
661 | ||
662 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
663 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
664 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
665 | } | |
666 | ||
667 | for (i = 0; i < 2; i++) | |
668 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
669 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
670 | ||
671 | for (i = 0; i < 3; i++) { | |
672 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); | |
93eee04a | 673 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
674 | } |
675 | ||
676 | dst->total_submit = le64_to_cpu(src->total_submit); | |
677 | dst->total_complete = le64_to_cpu(src->total_complete); | |
678 | ||
679 | for (i = 0; i < 2; i++) { | |
680 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); | |
681 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
682 | } | |
683 | ||
684 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
685 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
686 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
687 | dst->first_error = le32_to_cpu(src->first_error); |
688 | dst->kb_base = le32_to_cpu(src->kb_base); | |
a64e88da JA |
689 | } |
690 | ||
691 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
692 | { | |
693 | int i; | |
694 | ||
695 | for (i = 0; i < 2; i++) { | |
696 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); | |
697 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
698 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
699 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
700 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
701 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
702 | } | |
703 | ||
704 | dst->kb_base = le32_to_cpu(src->kb_base); | |
705 | dst->groupid = le32_to_cpu(src->groupid); | |
706 | } | |
707 | ||
89e5fad9 | 708 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
709 | { |
710 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
711 | ||
a64e88da | 712 | show_thread_status(&p->ts, &p->rs); |
37f0c1ae JA |
713 | |
714 | if (sum_stat_clients == 1) | |
715 | return; | |
716 | ||
717 | sum_thread_stats(&client_ts, &p->ts, sum_stat_nr); | |
718 | sum_group_stats(&client_gs, &p->rs); | |
719 | ||
720 | client_ts.members++; | |
721 | client_ts.groupid = p->ts.groupid; | |
722 | ||
723 | if (++sum_stat_nr == sum_stat_clients) { | |
724 | strcpy(client_ts.name, "All clients"); | |
725 | show_thread_status(&client_ts, &client_gs); | |
726 | } | |
a64e88da JA |
727 | } |
728 | ||
89e5fad9 | 729 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
730 | { |
731 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
732 | ||
a64e88da JA |
733 | show_group_stats(gs); |
734 | } | |
735 | ||
3bf236c0 JA |
736 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd) |
737 | { | |
738 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
739 | const char *buf = (const char *) pdu->buf; | |
740 | const char *name; | |
741 | int fio_unused ret; | |
742 | ||
743 | name = client->name ? client->name : client->hostname; | |
744 | ||
745 | if (!client->skip_newline) | |
746 | fprintf(f_out, "<%s> ", name); | |
747 | ret = fwrite(buf, pdu->buf_len, 1, f_out); | |
748 | fflush(f_out); | |
749 | client->skip_newline = strchr(buf, '\n') == NULL; | |
750 | } | |
751 | ||
d09a64a0 JA |
752 | static void convert_agg(struct disk_util_agg *agg) |
753 | { | |
754 | int i; | |
755 | ||
756 | for (i = 0; i < 2; i++) { | |
757 | agg->ios[i] = le32_to_cpu(agg->ios[i]); | |
758 | agg->merges[i] = le32_to_cpu(agg->merges[i]); | |
759 | agg->sectors[i] = le64_to_cpu(agg->sectors[i]); | |
760 | agg->ticks[i] = le32_to_cpu(agg->ticks[i]); | |
761 | } | |
762 | ||
763 | agg->io_ticks = le32_to_cpu(agg->io_ticks); | |
764 | agg->time_in_queue = le32_to_cpu(agg->time_in_queue); | |
765 | agg->slavecount = le32_to_cpu(agg->slavecount); | |
823ba54b | 766 | agg->max_util.u.f = fio_uint64_to_double(__le64_to_cpu(agg->max_util.u.i)); |
d09a64a0 JA |
767 | } |
768 | ||
769 | static void convert_dus(struct disk_util_stat *dus) | |
770 | { | |
771 | int i; | |
772 | ||
773 | for (i = 0; i < 2; i++) { | |
774 | dus->ios[i] = le32_to_cpu(dus->ios[i]); | |
775 | dus->merges[i] = le32_to_cpu(dus->merges[i]); | |
776 | dus->sectors[i] = le64_to_cpu(dus->sectors[i]); | |
777 | dus->ticks[i] = le32_to_cpu(dus->ticks[i]); | |
778 | } | |
779 | ||
780 | dus->io_ticks = le32_to_cpu(dus->io_ticks); | |
781 | dus->time_in_queue = le32_to_cpu(dus->time_in_queue); | |
782 | dus->msec = le64_to_cpu(dus->msec); | |
783 | } | |
784 | ||
785 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd) | |
786 | { | |
787 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
788 | ||
d09a64a0 JA |
789 | if (!client->disk_stats_shown) { |
790 | client->disk_stats_shown = 1; | |
791 | log_info("\nDisk stats (read/write):\n"); | |
792 | } | |
793 | ||
f2f788dd | 794 | print_disk_util(&du->dus, &du->agg, terse_output); |
d09a64a0 JA |
795 | } |
796 | ||
3bf236c0 | 797 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 798 | { |
cf451d1e JA |
799 | int i; |
800 | ||
801 | je->nr_running = le32_to_cpu(je->nr_running); | |
802 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
803 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
804 | je->files_open = le32_to_cpu(je->files_open); | |
cf451d1e JA |
805 | |
806 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
807 | je->m_rate[i] = le32_to_cpu(je->m_rate[i]); |
808 | je->t_rate[i] = le32_to_cpu(je->t_rate[i]); | |
809 | je->m_iops[i] = le32_to_cpu(je->m_iops[i]); | |
810 | je->t_iops[i] = le32_to_cpu(je->t_iops[i]); | |
cf451d1e JA |
811 | je->rate[i] = le32_to_cpu(je->rate[i]); |
812 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
813 | } | |
814 | ||
b51eedb7 | 815 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 816 | je->eta_sec = le64_to_cpu(je->eta_sec); |
8c621fb2 | 817 | je->nr_threads = le32_to_cpu(je->nr_threads); |
48fbb46e JA |
818 | } |
819 | ||
3e47bd25 | 820 | void fio_client_sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 821 | { |
48fbb46e JA |
822 | int i; |
823 | ||
824 | dst->nr_running += je->nr_running; | |
825 | dst->nr_ramp += je->nr_ramp; | |
826 | dst->nr_pending += je->nr_pending; | |
827 | dst->files_open += je->files_open; | |
48fbb46e JA |
828 | |
829 | for (i = 0; i < 2; i++) { | |
3e47bd25 JA |
830 | dst->m_rate[i] += je->m_rate[i]; |
831 | dst->t_rate[i] += je->t_rate[i]; | |
832 | dst->m_iops[i] += je->m_iops[i]; | |
833 | dst->t_iops[i] += je->t_iops[i]; | |
48fbb46e JA |
834 | dst->rate[i] += je->rate[i]; |
835 | dst->iops[i] += je->iops[i]; | |
836 | } | |
837 | ||
838 | dst->elapsed_sec += je->elapsed_sec; | |
839 | ||
840 | if (je->eta_sec > dst->eta_sec) | |
841 | dst->eta_sec = je->eta_sec; | |
8c621fb2 JA |
842 | |
843 | dst->nr_threads += je->nr_threads; | |
844 | /* we need to handle je->run_str too ... */ | |
48fbb46e JA |
845 | } |
846 | ||
a5276616 | 847 | void fio_client_dec_jobs_eta(struct client_eta *eta, client_eta_op eta_fn) |
82c1ed38 JA |
848 | { |
849 | if (!--eta->pending) { | |
a5276616 | 850 | eta_fn(&eta->eta); |
82c1ed38 JA |
851 | free(eta); |
852 | } | |
853 | } | |
854 | ||
89c1707c JA |
855 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
856 | { | |
857 | struct fio_net_int_cmd *icmd = NULL; | |
858 | struct flist_head *entry; | |
859 | ||
860 | flist_for_each(entry, &client->cmd_list) { | |
861 | icmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
862 | ||
df380934 | 863 | if (cmd->tag == (uintptr_t) icmd) |
89c1707c JA |
864 | break; |
865 | ||
866 | icmd = NULL; | |
867 | } | |
868 | ||
869 | if (!icmd) { | |
870 | log_err("fio: client: unable to find matching tag\n"); | |
871 | return; | |
872 | } | |
873 | ||
874 | flist_del(&icmd->list); | |
875 | cmd->tag = icmd->saved_tag; | |
876 | free(icmd); | |
877 | } | |
878 | ||
82c1ed38 | 879 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
880 | { |
881 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
df380934 | 882 | struct client_eta *eta = (struct client_eta *) (uintptr_t) cmd->tag; |
af9c9fb3 JA |
883 | |
884 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 885 | |
f77d2676 JA |
886 | assert(client->eta_in_flight == eta); |
887 | ||
888 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
889 | flist_del_init(&client->eta_list); |
890 | ||
2f99deb0 JA |
891 | if (client->ops->jobs_eta) |
892 | client->ops->jobs_eta(client, je); | |
893 | ||
3e47bd25 | 894 | fio_client_sum_jobs_eta(&eta->eta, je); |
a5276616 | 895 | fio_client_dec_jobs_eta(eta, client->ops->eta); |
cf451d1e JA |
896 | } |
897 | ||
b5296ddb | 898 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 JA |
899 | { |
900 | struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload; | |
d2333358 JA |
901 | const char *os, *arch; |
902 | char bit[16]; | |
2e03b4b2 | 903 | |
cca84643 JA |
904 | os = fio_get_os_string(probe->os); |
905 | if (!os) | |
906 | os = "unknown"; | |
907 | ||
908 | arch = fio_get_arch_string(probe->arch); | |
909 | if (!arch) | |
910 | os = "unknown"; | |
911 | ||
d2333358 | 912 | sprintf(bit, "%d-bit", probe->bpp * 8); |
38fdef22 JA |
913 | |
914 | log_info("hostname=%s, be=%u, %s, os=%s, arch=%s, fio=%u.%u.%u\n", | |
915 | probe->hostname, probe->bigendian, bit, os, arch, | |
916 | probe->fio_major, probe->fio_minor, probe->fio_patch); | |
b5296ddb JA |
917 | |
918 | if (!client->name) | |
919 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
920 | } |
921 | ||
11e950bd JA |
922 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd) |
923 | { | |
924 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
925 | ||
926 | client->state = Client_started; | |
85dd01e7 | 927 | client->jobs = pdu->jobs; |
11e950bd JA |
928 | } |
929 | ||
930 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd) | |
931 | { | |
498c92c2 JA |
932 | if (client->error) |
933 | log_info("client <%s>: exited with error %d\n", client->hostname, client->error); | |
11e950bd JA |
934 | } |
935 | ||
6b79c80c JA |
936 | static void convert_stop(struct fio_net_cmd *cmd) |
937 | { | |
938 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
939 | ||
940 | pdu->error = le32_to_cpu(pdu->error); | |
941 | } | |
942 | ||
084d1c6f JA |
943 | static void convert_text(struct fio_net_cmd *cmd) |
944 | { | |
945 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
946 | ||
947 | pdu->level = le32_to_cpu(pdu->level); | |
948 | pdu->buf_len = le32_to_cpu(pdu->buf_len); | |
949 | pdu->log_sec = le64_to_cpu(pdu->log_sec); | |
950 | pdu->log_usec = le64_to_cpu(pdu->log_usec); | |
951 | } | |
952 | ||
a5276616 | 953 | int fio_handle_client(struct fio_client *client) |
37db14fe | 954 | { |
a5276616 | 955 | struct client_ops *ops = client->ops; |
37db14fe JA |
956 | struct fio_net_cmd *cmd; |
957 | ||
60efd14e JA |
958 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
959 | ||
e951bdc4 JA |
960 | cmd = fio_net_recv_cmd(client->fd); |
961 | if (!cmd) | |
962 | return 0; | |
c2c94585 | 963 | |
b9d2f30a JA |
964 | dprint(FD_NET, "client: got cmd op %s from %s (pdu=%u)\n", |
965 | fio_server_op(cmd->opcode), client->hostname, cmd->pdu_len); | |
46c48f1f | 966 | |
e951bdc4 JA |
967 | switch (cmd->opcode) { |
968 | case FIO_NET_CMD_QUIT: | |
3ec62ec4 | 969 | if (ops->quit) |
35c0ba7f | 970 | ops->quit(client, cmd); |
e951bdc4 JA |
971 | remove_client(client); |
972 | free(cmd); | |
973 | break; | |
084d1c6f JA |
974 | case FIO_NET_CMD_TEXT: |
975 | convert_text(cmd); | |
35c0ba7f | 976 | ops->text(client, cmd); |
e951bdc4 JA |
977 | free(cmd); |
978 | break; | |
3bf236c0 JA |
979 | case FIO_NET_CMD_DU: { |
980 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
981 | ||
982 | convert_dus(&du->dus); | |
983 | convert_agg(&du->agg); | |
984 | ||
dd366728 | 985 | ops->disk_util(client, cmd); |
d09a64a0 JA |
986 | free(cmd); |
987 | break; | |
3bf236c0 JA |
988 | } |
989 | case FIO_NET_CMD_TS: { | |
990 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
991 | ||
992 | convert_ts(&p->ts, &p->ts); | |
993 | convert_gs(&p->rs, &p->rs); | |
994 | ||
89e5fad9 | 995 | ops->thread_status(client, cmd); |
e951bdc4 JA |
996 | free(cmd); |
997 | break; | |
3bf236c0 JA |
998 | } |
999 | case FIO_NET_CMD_GS: { | |
1000 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
1001 | ||
1002 | convert_gs(gs, gs); | |
1003 | ||
89e5fad9 | 1004 | ops->group_stats(client, cmd); |
e951bdc4 JA |
1005 | free(cmd); |
1006 | break; | |
3bf236c0 JA |
1007 | } |
1008 | case FIO_NET_CMD_ETA: { | |
1009 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
1010 | ||
89c1707c | 1011 | remove_reply_cmd(client, cmd); |
3bf236c0 | 1012 | convert_jobs_eta(je); |
a5276616 | 1013 | handle_eta(client, cmd); |
e951bdc4 JA |
1014 | free(cmd); |
1015 | break; | |
3bf236c0 | 1016 | } |
e951bdc4 | 1017 | case FIO_NET_CMD_PROBE: |
89c1707c | 1018 | remove_reply_cmd(client, cmd); |
dd366728 | 1019 | ops->probe(client, cmd); |
e951bdc4 JA |
1020 | free(cmd); |
1021 | break; | |
5d7793aa | 1022 | case FIO_NET_CMD_SERVER_START: |
01be038e | 1023 | client->state = Client_running; |
85dd01e7 JA |
1024 | if (ops->job_start) |
1025 | ops->job_start(client, cmd); | |
01be038e JA |
1026 | free(cmd); |
1027 | break; | |
85dd01e7 JA |
1028 | case FIO_NET_CMD_START: { |
1029 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
1030 | ||
1031 | pdu->jobs = le32_to_cpu(pdu->jobs); | |
1032 | ops->start(client, cmd); | |
e951bdc4 JA |
1033 | free(cmd); |
1034 | break; | |
85dd01e7 | 1035 | } |
6b79c80c JA |
1036 | case FIO_NET_CMD_STOP: { |
1037 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
1038 | ||
1039 | convert_stop(cmd); | |
1040 | client->state = Client_stopped; | |
1041 | client->error = pdu->error; | |
1042 | ops->stop(client, cmd); | |
e951bdc4 JA |
1043 | free(cmd); |
1044 | break; | |
6b79c80c | 1045 | } |
807f9971 JA |
1046 | case FIO_NET_CMD_ADD_JOB: |
1047 | if (ops->add_job) | |
1048 | ops->add_job(client, cmd); | |
1049 | free(cmd); | |
1050 | break; | |
e951bdc4 | 1051 | default: |
89c1707c | 1052 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 JA |
1053 | free(cmd); |
1054 | break; | |
37db14fe JA |
1055 | } |
1056 | ||
e951bdc4 | 1057 | return 1; |
37db14fe | 1058 | } |
b66570dc | 1059 | |
a5276616 | 1060 | static void request_client_etas(struct client_ops *ops) |
af9c9fb3 JA |
1061 | { |
1062 | struct fio_client *client; | |
1063 | struct flist_head *entry; | |
1064 | struct client_eta *eta; | |
82c1ed38 | 1065 | int skipped = 0; |
af9c9fb3 JA |
1066 | |
1067 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
1068 | ||
af9c9fb3 JA |
1069 | eta = malloc(sizeof(*eta)); |
1070 | memset(&eta->eta, 0, sizeof(eta->eta)); | |
1071 | eta->pending = nr_clients; | |
1072 | ||
1073 | flist_for_each(entry, &client_list) { | |
1074 | client = flist_entry(entry, struct fio_client, list); | |
1075 | ||
82c1ed38 JA |
1076 | if (!flist_empty(&client->eta_list)) { |
1077 | skipped++; | |
1078 | continue; | |
1079 | } | |
01be038e JA |
1080 | if (client->state != Client_running) |
1081 | continue; | |
82c1ed38 | 1082 | |
f77d2676 | 1083 | assert(!client->eta_in_flight); |
82c1ed38 | 1084 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 1085 | client->eta_in_flight = eta; |
af9c9fb3 | 1086 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
df380934 | 1087 | (uintptr_t) eta, &client->cmd_list); |
af9c9fb3 JA |
1088 | } |
1089 | ||
82c1ed38 | 1090 | while (skipped--) |
a5276616 | 1091 | fio_client_dec_jobs_eta(eta, ops->eta); |
82c1ed38 | 1092 | |
af9c9fb3 JA |
1093 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
1094 | } | |
1095 | ||
89c1707c JA |
1096 | static int client_check_cmd_timeout(struct fio_client *client, |
1097 | struct timeval *now) | |
1098 | { | |
1099 | struct fio_net_int_cmd *cmd; | |
1100 | struct flist_head *entry, *tmp; | |
1101 | int ret = 0; | |
1102 | ||
1103 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
1104 | cmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
1105 | ||
1106 | if (mtime_since(&cmd->tv, now) < FIO_NET_CLIENT_TIMEOUT) | |
1107 | continue; | |
1108 | ||
1109 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
1110 | fio_server_op(cmd->cmd.opcode)); | |
1111 | flist_del(&cmd->list); | |
1112 | free(cmd); | |
1113 | ret = 1; | |
1114 | } | |
1115 | ||
1116 | return flist_empty(&client->cmd_list) && ret; | |
1117 | } | |
1118 | ||
a5276616 | 1119 | static int fio_check_clients_timed_out(void) |
89c1707c JA |
1120 | { |
1121 | struct fio_client *client; | |
1122 | struct flist_head *entry, *tmp; | |
1123 | struct timeval tv; | |
1124 | int ret = 0; | |
1125 | ||
1126 | gettimeofday(&tv, NULL); | |
1127 | ||
1128 | flist_for_each_safe(entry, tmp, &client_list) { | |
1129 | client = flist_entry(entry, struct fio_client, list); | |
1130 | ||
1131 | if (flist_empty(&client->cmd_list)) | |
1132 | continue; | |
1133 | ||
1134 | if (!client_check_cmd_timeout(client, &tv)) | |
1135 | continue; | |
1136 | ||
a5276616 JA |
1137 | if (client->ops->timed_out) |
1138 | client->ops->timed_out(client); | |
ed727a46 JA |
1139 | else |
1140 | log_err("fio: client %s timed out\n", client->hostname); | |
1141 | ||
89c1707c JA |
1142 | remove_client(client); |
1143 | ret = 1; | |
1144 | } | |
1145 | ||
1146 | return ret; | |
1147 | } | |
1148 | ||
dd366728 | 1149 | int fio_handle_clients(struct client_ops *ops) |
b66570dc | 1150 | { |
b66570dc | 1151 | struct pollfd *pfds; |
498c92c2 | 1152 | int i, ret = 0, retval = 0; |
b66570dc | 1153 | |
af9c9fb3 JA |
1154 | gettimeofday(&eta_tv, NULL); |
1155 | ||
b66570dc JA |
1156 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
1157 | ||
37f0c1ae JA |
1158 | sum_stat_clients = nr_clients; |
1159 | init_thread_stat(&client_ts); | |
1160 | init_group_run_stat(&client_gs); | |
1161 | ||
82a4be1b | 1162 | while (!exit_backend && nr_clients) { |
c2cb6869 JA |
1163 | struct flist_head *entry, *tmp; |
1164 | struct fio_client *client; | |
1165 | ||
82a4be1b | 1166 | i = 0; |
c2cb6869 | 1167 | flist_for_each_safe(entry, tmp, &client_list) { |
82a4be1b | 1168 | client = flist_entry(entry, struct fio_client, list); |
b66570dc | 1169 | |
a5276616 | 1170 | if (!client->sent_job && !client->ops->stay_connected && |
c2cb6869 JA |
1171 | flist_empty(&client->cmd_list)) { |
1172 | remove_client(client); | |
1173 | continue; | |
1174 | } | |
1175 | ||
82a4be1b JA |
1176 | pfds[i].fd = client->fd; |
1177 | pfds[i].events = POLLIN; | |
1178 | i++; | |
1179 | } | |
1180 | ||
c2cb6869 JA |
1181 | if (!nr_clients) |
1182 | break; | |
1183 | ||
82a4be1b | 1184 | assert(i == nr_clients); |
b66570dc | 1185 | |
5c2857f9 | 1186 | do { |
af9c9fb3 JA |
1187 | struct timeval tv; |
1188 | ||
1189 | gettimeofday(&tv, NULL); | |
6433ee05 | 1190 | if (mtime_since(&eta_tv, &tv) >= ops->eta_msec) { |
a5276616 | 1191 | request_client_etas(ops); |
af9c9fb3 | 1192 | memcpy(&eta_tv, &tv, sizeof(tv)); |
89c1707c | 1193 | |
a5276616 | 1194 | if (fio_check_clients_timed_out()) |
89c1707c | 1195 | break; |
af9c9fb3 JA |
1196 | } |
1197 | ||
5c2857f9 JA |
1198 | ret = poll(pfds, nr_clients, 100); |
1199 | if (ret < 0) { | |
1200 | if (errno == EINTR) | |
1201 | continue; | |
1202 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
1203 | break; | |
1204 | } else if (!ret) | |
b66570dc | 1205 | continue; |
5c2857f9 | 1206 | } while (ret <= 0); |
b66570dc JA |
1207 | |
1208 | for (i = 0; i < nr_clients; i++) { | |
1209 | if (!(pfds[i].revents & POLLIN)) | |
1210 | continue; | |
1211 | ||
1212 | client = find_client_by_fd(pfds[i].fd); | |
1213 | if (!client) { | |
3c5f57e3 | 1214 | log_err("fio: unknown client fd %d\n", pfds[i].fd); |
b66570dc JA |
1215 | continue; |
1216 | } | |
a5276616 | 1217 | if (!fio_handle_client(client)) { |
28d3ab07 JA |
1218 | log_info("client: host=%s disconnected\n", |
1219 | client->hostname); | |
1220 | remove_client(client); | |
498c92c2 | 1221 | retval = 1; |
38990764 | 1222 | } else if (client->error) |
498c92c2 | 1223 | retval = 1; |
343cb4a9 | 1224 | fio_put_client(client); |
b66570dc JA |
1225 | } |
1226 | } | |
1227 | ||
1228 | free(pfds); | |
498c92c2 | 1229 | return retval; |
b66570dc | 1230 | } |