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