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> |
3989b143 | 17 | #ifdef CONFIG_ZLIB |
1b42725f | 18 | #include <zlib.h> |
3989b143 | 19 | #endif |
132159a5 JA |
20 | |
21 | #include "fio.h" | |
dd366728 | 22 | #include "client.h" |
132159a5 | 23 | #include "server.h" |
b66570dc | 24 | #include "flist.h" |
3c5f57e3 | 25 | #include "hash.h" |
ca09be4b | 26 | #include "verify.h" |
132159a5 | 27 | |
dd366728 | 28 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd); |
89e5fad9 JA |
29 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd); |
30 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd); | |
dd366728 | 31 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd); |
084d1c6f | 32 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd); |
6b79c80c | 33 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd); |
85dd01e7 | 34 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd); |
dd366728 SC |
35 | |
36 | struct client_ops fio_client_ops = { | |
35c0ba7f | 37 | .text = handle_text, |
0420ba6a JA |
38 | .disk_util = handle_du, |
39 | .thread_status = handle_ts, | |
40 | .group_stats = handle_gs, | |
6b79c80c | 41 | .stop = handle_stop, |
85dd01e7 | 42 | .start = handle_start, |
a5276616 | 43 | .eta = display_thread_status, |
0420ba6a | 44 | .probe = handle_probe, |
6433ee05 | 45 | .eta_msec = FIO_CLIENT_DEF_ETA_MSEC, |
46bcd498 | 46 | .client_type = FIO_CLIENT_TYPE_CLI, |
dd366728 SC |
47 | }; |
48 | ||
af9c9fb3 | 49 | static struct timeval eta_tv; |
48fbb46e | 50 | |
b66570dc | 51 | static FLIST_HEAD(client_list); |
82c1ed38 | 52 | static FLIST_HEAD(eta_list); |
b66570dc | 53 | |
3f3a4542 JA |
54 | static FLIST_HEAD(arg_list); |
55 | ||
3650a3ca JA |
56 | struct thread_stat client_ts; |
57 | struct group_run_stats client_gs; | |
58 | int sum_stat_clients; | |
59 | ||
37f0c1ae | 60 | static int sum_stat_nr; |
952b05e0 CF |
61 | static struct json_object *root = NULL; |
62 | static struct json_array *clients_array = NULL; | |
63 | static struct json_array *du_array = NULL; | |
37f0c1ae | 64 | |
3c5f57e3 JA |
65 | #define FIO_CLIENT_HASH_BITS 7 |
66 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
67 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 68 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 69 | |
bebe6398 | 70 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
71 | { |
72 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
73 | ||
74 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 75 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
76 | } |
77 | ||
bebe6398 | 78 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 79 | { |
bebe6398 JA |
80 | if (!flist_empty(&client->hash_list)) |
81 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
82 | } |
83 | ||
84 | static void fio_init fio_client_hash_init(void) | |
85 | { | |
86 | int i; | |
87 | ||
bebe6398 JA |
88 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
89 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
90 | } |
91 | ||
e5aa68b3 JA |
92 | static int read_data(int fd, void *data, size_t size) |
93 | { | |
94 | ssize_t ret; | |
95 | ||
96 | while (size) { | |
97 | ret = read(fd, data, size); | |
98 | if (ret < 0) { | |
99 | if (errno == EAGAIN || errno == EINTR) | |
100 | continue; | |
101 | break; | |
102 | } else if (!ret) | |
103 | break; | |
104 | else { | |
105 | data += ret; | |
106 | size -= ret; | |
107 | } | |
108 | } | |
109 | ||
110 | if (size) | |
111 | return EAGAIN; | |
112 | ||
113 | return 0; | |
114 | } | |
115 | ||
952b05e0 CF |
116 | static void fio_client_json_init(void) |
117 | { | |
118 | if (output_format != FIO_OUTPUT_JSON) | |
119 | return; | |
120 | root = json_create_object(); | |
121 | json_object_add_value_string(root, "fio version", fio_version_string); | |
122 | clients_array = json_create_array(); | |
123 | json_object_add_value_array(root, "client_stats", clients_array); | |
124 | du_array = json_create_array(); | |
125 | json_object_add_value_array(root, "disk_util", du_array); | |
126 | } | |
127 | ||
128 | static void fio_client_json_fini(void) | |
129 | { | |
130 | if (output_format != FIO_OUTPUT_JSON) | |
131 | return; | |
132 | json_print_object(root); | |
133 | log_info("\n"); | |
134 | json_free_object(root); | |
135 | root = NULL; | |
136 | clients_array = NULL; | |
137 | du_array = NULL; | |
138 | } | |
139 | ||
b66570dc JA |
140 | static struct fio_client *find_client_by_fd(int fd) |
141 | { | |
3c5f57e3 | 142 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
143 | struct fio_client *client; |
144 | struct flist_head *entry; | |
145 | ||
bebe6398 JA |
146 | flist_for_each(entry, &client_hash[bucket]) { |
147 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc | 148 | |
e55f8f30 JA |
149 | if (client->fd == fd) { |
150 | client->refs++; | |
b66570dc | 151 | return client; |
e55f8f30 | 152 | } |
b66570dc JA |
153 | } |
154 | ||
155 | return NULL; | |
156 | } | |
157 | ||
3af45201 | 158 | void fio_put_client(struct fio_client *client) |
b66570dc | 159 | { |
5121a9aa JA |
160 | if (--client->refs) |
161 | return; | |
162 | ||
3af45201 JA |
163 | free(client->hostname); |
164 | if (client->argv) | |
165 | free(client->argv); | |
166 | if (client->name) | |
167 | free(client->name); | |
323255cc JA |
168 | while (client->nr_files) { |
169 | struct client_file *cf = &client->files[--client->nr_files]; | |
170 | ||
171 | free(cf->file); | |
172 | } | |
173 | if (client->files) | |
174 | free(client->files); | |
3af45201 | 175 | |
108fea77 | 176 | if (!client->did_stat) |
7b38411c | 177 | sum_stat_clients--; |
108fea77 | 178 | |
3af45201 JA |
179 | free(client); |
180 | } | |
181 | ||
182 | static void remove_client(struct fio_client *client) | |
183 | { | |
184 | assert(client->refs); | |
185 | ||
39e8e016 | 186 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
3af45201 JA |
187 | |
188 | if (!flist_empty(&client->list)) | |
189 | flist_del_init(&client->list); | |
3c5f57e3 | 190 | |
bebe6398 | 191 | fio_client_remove_hash(client); |
81179eec | 192 | |
82c1ed38 JA |
193 | if (!flist_empty(&client->eta_list)) { |
194 | flist_del_init(&client->eta_list); | |
a5276616 | 195 | fio_client_dec_jobs_eta(client->eta_in_flight, client->ops->eta); |
82c1ed38 | 196 | } |
af9c9fb3 | 197 | |
1e0c184e JA |
198 | close(client->fd); |
199 | client->fd = -1; | |
200 | ||
0cf3ece0 JA |
201 | if (client->ops->removed) |
202 | client->ops->removed(client); | |
203 | ||
3c5f57e3 | 204 | nr_clients--; |
3af45201 | 205 | fio_put_client(client); |
5121a9aa JA |
206 | } |
207 | ||
343cb4a9 JA |
208 | struct fio_client *fio_get_client(struct fio_client *client) |
209 | { | |
210 | client->refs++; | |
211 | return client; | |
212 | } | |
213 | ||
fa2ea806 JA |
214 | static void __fio_client_add_cmd_option(struct fio_client *client, |
215 | const char *opt) | |
81179eec | 216 | { |
39e8e016 JA |
217 | int index; |
218 | ||
219 | index = client->argc++; | |
81179eec | 220 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
221 | client->argv[index] = strdup(opt); |
222 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
223 | } |
224 | ||
fa2ea806 | 225 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 226 | { |
bebe6398 | 227 | struct fio_client *client = cookie; |
3f3a4542 | 228 | struct flist_head *entry; |
81179eec | 229 | |
bebe6398 | 230 | if (!client || !opt) |
fa2ea806 | 231 | return; |
81179eec | 232 | |
fa2ea806 | 233 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
234 | |
235 | /* | |
236 | * Duplicate arguments to shared client group | |
237 | */ | |
238 | flist_for_each(entry, &arg_list) { | |
239 | client = flist_entry(entry, struct fio_client, arg_list); | |
240 | ||
241 | __fio_client_add_cmd_option(client, opt); | |
242 | } | |
81179eec JA |
243 | } |
244 | ||
a5276616 JA |
245 | struct fio_client *fio_client_add_explicit(struct client_ops *ops, |
246 | const char *hostname, int type, | |
3ec62ec4 JA |
247 | int port) |
248 | { | |
249 | struct fio_client *client; | |
250 | ||
251 | client = malloc(sizeof(*client)); | |
252 | memset(client, 0, sizeof(*client)); | |
253 | ||
254 | INIT_FLIST_HEAD(&client->list); | |
255 | INIT_FLIST_HEAD(&client->hash_list); | |
256 | INIT_FLIST_HEAD(&client->arg_list); | |
257 | INIT_FLIST_HEAD(&client->eta_list); | |
258 | INIT_FLIST_HEAD(&client->cmd_list); | |
259 | ||
260 | client->hostname = strdup(hostname); | |
261 | ||
262 | if (type == Fio_client_socket) | |
263 | client->is_sock = 1; | |
264 | else { | |
265 | int ipv6; | |
266 | ||
267 | ipv6 = type == Fio_client_ipv6; | |
3aa3ceeb | 268 | if (fio_server_parse_host(hostname, ipv6, |
3ec62ec4 JA |
269 | &client->addr.sin_addr, |
270 | &client->addr6.sin6_addr)) | |
271 | goto err; | |
272 | ||
273 | client->port = port; | |
274 | } | |
275 | ||
276 | client->fd = -1; | |
a5276616 | 277 | client->ops = ops; |
5121a9aa | 278 | client->refs = 1; |
46bcd498 | 279 | client->type = ops->client_type; |
3ec62ec4 JA |
280 | |
281 | __fio_client_add_cmd_option(client, "fio"); | |
282 | ||
283 | flist_add(&client->list, &client_list); | |
284 | nr_clients++; | |
285 | dprint(FD_NET, "client: added <%s>\n", client->hostname); | |
286 | return client; | |
287 | err: | |
288 | free(client); | |
289 | return NULL; | |
290 | } | |
291 | ||
323255cc | 292 | int fio_client_add_ini_file(void *cookie, const char *ini_file, int remote) |
14ea90ed JA |
293 | { |
294 | struct fio_client *client = cookie; | |
323255cc | 295 | struct client_file *cf; |
14ea90ed | 296 | size_t new_size; |
323255cc | 297 | void *new_files; |
14ea90ed | 298 | |
ea91da21 JA |
299 | if (!client) |
300 | return 1; | |
301 | ||
14ea90ed JA |
302 | dprint(FD_NET, "client <%s>: add ini %s\n", client->hostname, ini_file); |
303 | ||
323255cc JA |
304 | new_size = (client->nr_files + 1) * sizeof(struct client_file); |
305 | new_files = realloc(client->files, new_size); | |
306 | if (!new_files) | |
307 | return 1; | |
308 | ||
309 | client->files = new_files; | |
310 | cf = &client->files[client->nr_files]; | |
311 | cf->file = strdup(ini_file); | |
312 | cf->remote = remote; | |
313 | client->nr_files++; | |
314 | return 0; | |
14ea90ed JA |
315 | } |
316 | ||
a5276616 | 317 | int fio_client_add(struct client_ops *ops, const char *hostname, void **cookie) |
132159a5 | 318 | { |
3f3a4542 | 319 | struct fio_client *existing = *cookie; |
b66570dc | 320 | struct fio_client *client; |
132159a5 | 321 | |
3f3a4542 JA |
322 | if (existing) { |
323 | /* | |
324 | * We always add our "exec" name as the option, hence 1 | |
325 | * means empty. | |
326 | */ | |
327 | if (existing->argc == 1) | |
328 | flist_add_tail(&existing->arg_list, &arg_list); | |
329 | else { | |
330 | while (!flist_empty(&arg_list)) | |
331 | flist_del_init(arg_list.next); | |
332 | } | |
333 | } | |
334 | ||
b66570dc | 335 | client = malloc(sizeof(*client)); |
a37f69b7 | 336 | memset(client, 0, sizeof(*client)); |
81179eec | 337 | |
3c5f57e3 | 338 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 339 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 340 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 341 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 342 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 343 | |
bebe6398 JA |
344 | if (fio_server_parse_string(hostname, &client->hostname, |
345 | &client->is_sock, &client->port, | |
811826be JA |
346 | &client->addr.sin_addr, |
347 | &client->addr6.sin6_addr, | |
348 | &client->ipv6)) | |
bebe6398 | 349 | return -1; |
87aa8f19 | 350 | |
bebe6398 | 351 | client->fd = -1; |
a5276616 | 352 | client->ops = ops; |
5121a9aa | 353 | client->refs = 1; |
46bcd498 | 354 | client->type = ops->client_type; |
3c5f57e3 | 355 | |
81179eec JA |
356 | __fio_client_add_cmd_option(client, "fio"); |
357 | ||
a37f69b7 JA |
358 | flist_add(&client->list, &client_list); |
359 | nr_clients++; | |
bebe6398 JA |
360 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
361 | *cookie = client; | |
362 | return 0; | |
a37f69b7 JA |
363 | } |
364 | ||
ca09be4b JA |
365 | static const char *server_name(struct fio_client *client, char *buf, |
366 | size_t bufsize) | |
367 | { | |
368 | const char *from; | |
369 | ||
370 | if (client->ipv6) | |
371 | from = inet_ntop(AF_INET6, (struct sockaddr *) &client->addr6.sin6_addr, buf, bufsize); | |
372 | else if (client->is_sock) | |
373 | from = "sock"; | |
374 | else | |
375 | from = inet_ntop(AF_INET, (struct sockaddr *) &client->addr.sin_addr, buf, bufsize); | |
376 | ||
377 | return from; | |
378 | } | |
379 | ||
d824c3b8 JA |
380 | static void probe_client(struct fio_client *client) |
381 | { | |
3989b143 JA |
382 | struct cmd_client_probe_pdu pdu; |
383 | uint64_t tag; | |
ca09be4b | 384 | char buf[64]; |
3989b143 | 385 | |
d824c3b8 JA |
386 | dprint(FD_NET, "client: send probe\n"); |
387 | ||
3989b143 JA |
388 | #ifdef CONFIG_ZLIB |
389 | pdu.flags = __le64_to_cpu(FIO_PROBE_FLAG_ZLIB); | |
390 | #else | |
391 | pdu.flags = 0; | |
392 | #endif | |
393 | ||
ca09be4b JA |
394 | strcpy((char *) pdu.server, server_name(client, buf, sizeof(buf))); |
395 | ||
3989b143 | 396 | fio_net_send_cmd(client->fd, FIO_NET_CMD_PROBE, &pdu, sizeof(pdu), &tag, &client->cmd_list); |
d824c3b8 JA |
397 | } |
398 | ||
87aa8f19 | 399 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 | 400 | { |
811826be | 401 | struct sockaddr *addr; |
67bf9823 | 402 | socklen_t socklen; |
811826be JA |
403 | int fd, domain; |
404 | ||
405 | if (client->ipv6) { | |
406 | client->addr6.sin6_family = AF_INET6; | |
407 | client->addr6.sin6_port = htons(client->port); | |
408 | domain = AF_INET6; | |
409 | addr = (struct sockaddr *) &client->addr6; | |
410 | socklen = sizeof(client->addr6); | |
411 | } else { | |
412 | client->addr.sin_family = AF_INET; | |
413 | client->addr.sin_port = htons(client->port); | |
414 | domain = AF_INET; | |
415 | addr = (struct sockaddr *) &client->addr; | |
416 | socklen = sizeof(client->addr); | |
417 | } | |
132159a5 | 418 | |
811826be | 419 | fd = socket(domain, SOCK_STREAM, 0); |
132159a5 | 420 | if (fd < 0) { |
25095e1b JA |
421 | int ret = -errno; |
422 | ||
132159a5 | 423 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 424 | return ret; |
132159a5 JA |
425 | } |
426 | ||
811826be | 427 | if (connect(fd, addr, socklen) < 0) { |
25095e1b JA |
428 | int ret = -errno; |
429 | ||
132159a5 | 430 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
431 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
432 | client->port); | |
b94cba47 | 433 | close(fd); |
25095e1b | 434 | return ret; |
87aa8f19 JA |
435 | } |
436 | ||
437 | return fd; | |
438 | } | |
439 | ||
440 | static int fio_client_connect_sock(struct fio_client *client) | |
441 | { | |
442 | struct sockaddr_un *addr = &client->addr_un; | |
67bf9823 | 443 | socklen_t len; |
87aa8f19 JA |
444 | int fd; |
445 | ||
446 | memset(addr, 0, sizeof(*addr)); | |
447 | addr->sun_family = AF_UNIX; | |
1cb96414 | 448 | strncpy(addr->sun_path, client->hostname, sizeof(addr->sun_path) - 1); |
87aa8f19 JA |
449 | |
450 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
451 | if (fd < 0) { | |
25095e1b JA |
452 | int ret = -errno; |
453 | ||
87aa8f19 | 454 | log_err("fio: socket: %s\n", strerror(errno)); |
25095e1b | 455 | return ret; |
87aa8f19 JA |
456 | } |
457 | ||
458 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
459 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
25095e1b JA |
460 | int ret = -errno; |
461 | ||
87aa8f19 | 462 | log_err("fio: connect; %s\n", strerror(errno)); |
b94cba47 | 463 | close(fd); |
25095e1b | 464 | return ret; |
132159a5 JA |
465 | } |
466 | ||
87aa8f19 JA |
467 | return fd; |
468 | } | |
469 | ||
2f99deb0 | 470 | int fio_client_connect(struct fio_client *client) |
87aa8f19 JA |
471 | { |
472 | int fd; | |
473 | ||
474 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
475 | ||
87aa8f19 JA |
476 | if (client->is_sock) |
477 | fd = fio_client_connect_sock(client); | |
478 | else | |
479 | fd = fio_client_connect_ip(client); | |
480 | ||
89c1707c JA |
481 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
482 | ||
87aa8f19 | 483 | if (fd < 0) |
a1a3ed51 | 484 | return fd; |
87aa8f19 | 485 | |
b66570dc | 486 | client->fd = fd; |
bebe6398 | 487 | fio_client_add_hash(client); |
81179eec | 488 | client->state = Client_connected; |
d824c3b8 JA |
489 | |
490 | probe_client(client); | |
132159a5 JA |
491 | return 0; |
492 | } | |
493 | ||
0cf3ece0 | 494 | int fio_client_terminate(struct fio_client *client) |
2f99deb0 | 495 | { |
0cf3ece0 | 496 | return fio_net_send_quit(client->fd); |
2f99deb0 JA |
497 | } |
498 | ||
cc0df00a JA |
499 | void fio_clients_terminate(void) |
500 | { | |
501 | struct flist_head *entry; | |
502 | struct fio_client *client; | |
503 | ||
60efd14e JA |
504 | dprint(FD_NET, "client: terminate clients\n"); |
505 | ||
cc0df00a JA |
506 | flist_for_each(entry, &client_list) { |
507 | client = flist_entry(entry, struct fio_client, list); | |
2f99deb0 | 508 | fio_client_terminate(client); |
cc0df00a JA |
509 | } |
510 | } | |
511 | ||
512 | static void sig_int(int sig) | |
513 | { | |
bebe6398 | 514 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
515 | fio_clients_terminate(); |
516 | } | |
517 | ||
b852e7cf JA |
518 | static void sig_show_status(int sig) |
519 | { | |
520 | show_running_run_stats(); | |
521 | } | |
522 | ||
cc0df00a JA |
523 | static void client_signal_handler(void) |
524 | { | |
525 | struct sigaction act; | |
526 | ||
527 | memset(&act, 0, sizeof(act)); | |
528 | act.sa_handler = sig_int; | |
529 | act.sa_flags = SA_RESTART; | |
530 | sigaction(SIGINT, &act, NULL); | |
531 | ||
532 | memset(&act, 0, sizeof(act)); | |
533 | act.sa_handler = sig_int; | |
534 | act.sa_flags = SA_RESTART; | |
535 | sigaction(SIGTERM, &act, NULL); | |
b852e7cf | 536 | |
2f694507 BC |
537 | /* Windows uses SIGBREAK as a quit signal from other applications */ |
538 | #ifdef WIN32 | |
539 | memset(&act, 0, sizeof(act)); | |
540 | act.sa_handler = sig_int; | |
541 | act.sa_flags = SA_RESTART; | |
542 | sigaction(SIGBREAK, &act, NULL); | |
543 | #endif | |
544 | ||
b852e7cf JA |
545 | memset(&act, 0, sizeof(act)); |
546 | act.sa_handler = sig_show_status; | |
547 | act.sa_flags = SA_RESTART; | |
548 | sigaction(SIGUSR1, &act, NULL); | |
cc0df00a JA |
549 | } |
550 | ||
81179eec JA |
551 | static int send_client_cmd_line(struct fio_client *client) |
552 | { | |
fa2ea806 JA |
553 | struct cmd_single_line_pdu *cslp; |
554 | struct cmd_line_pdu *clp; | |
555 | unsigned long offset; | |
7f868316 | 556 | unsigned int *lens; |
fa2ea806 JA |
557 | void *pdu; |
558 | size_t mem; | |
81179eec JA |
559 | int i, ret; |
560 | ||
39e8e016 | 561 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 562 | |
7f868316 JA |
563 | lens = malloc(client->argc * sizeof(unsigned int)); |
564 | ||
fa2ea806 JA |
565 | /* |
566 | * Find out how much mem we need | |
567 | */ | |
7f868316 JA |
568 | for (i = 0, mem = 0; i < client->argc; i++) { |
569 | lens[i] = strlen(client->argv[i]) + 1; | |
570 | mem += lens[i]; | |
571 | } | |
fa2ea806 JA |
572 | |
573 | /* | |
574 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
575 | */ | |
576 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
577 | ||
578 | pdu = malloc(mem); | |
579 | clp = pdu; | |
580 | offset = sizeof(*clp); | |
581 | ||
582 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 583 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
584 | |
585 | cslp = pdu + offset; | |
586 | strcpy((char *) cslp->text, client->argv[i]); | |
587 | cslp->len = cpu_to_le16(arg_len); | |
588 | offset += sizeof(*cslp) + arg_len; | |
589 | } | |
81179eec | 590 | |
7f868316 | 591 | free(lens); |
fa2ea806 | 592 | clp->lines = cpu_to_le16(client->argc); |
46bcd498 | 593 | clp->client_type = __cpu_to_le16(client->type); |
40c60516 | 594 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, NULL, NULL); |
81179eec JA |
595 | free(pdu); |
596 | return ret; | |
597 | } | |
598 | ||
a37f69b7 JA |
599 | int fio_clients_connect(void) |
600 | { | |
601 | struct fio_client *client; | |
602 | struct flist_head *entry, *tmp; | |
603 | int ret; | |
604 | ||
93bcfd20 BC |
605 | #ifdef WIN32 |
606 | WSADATA wsd; | |
3c3ed070 | 607 | WSAStartup(MAKEWORD(2, 2), &wsd); |
93bcfd20 BC |
608 | #endif |
609 | ||
60efd14e JA |
610 | dprint(FD_NET, "client: connect all\n"); |
611 | ||
cc0df00a JA |
612 | client_signal_handler(); |
613 | ||
a37f69b7 JA |
614 | flist_for_each_safe(entry, tmp, &client_list) { |
615 | client = flist_entry(entry, struct fio_client, list); | |
616 | ||
617 | ret = fio_client_connect(client); | |
0b8f30a5 | 618 | if (ret) { |
a37f69b7 | 619 | remove_client(client); |
0b8f30a5 JA |
620 | continue; |
621 | } | |
622 | ||
81179eec JA |
623 | if (client->argc > 1) |
624 | send_client_cmd_line(client); | |
a37f69b7 JA |
625 | } |
626 | ||
627 | return !nr_clients; | |
628 | } | |
629 | ||
b9d2f30a JA |
630 | int fio_start_client(struct fio_client *client) |
631 | { | |
632 | dprint(FD_NET, "client: start %s\n", client->hostname); | |
633 | return fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_RUN, 0, NULL); | |
634 | } | |
635 | ||
636 | int fio_start_all_clients(void) | |
637 | { | |
638 | struct fio_client *client; | |
639 | struct flist_head *entry, *tmp; | |
640 | int ret; | |
641 | ||
642 | dprint(FD_NET, "client: start all\n"); | |
643 | ||
952b05e0 CF |
644 | fio_client_json_init(); |
645 | ||
b9d2f30a JA |
646 | flist_for_each_safe(entry, tmp, &client_list) { |
647 | client = flist_entry(entry, struct fio_client, list); | |
648 | ||
649 | ret = fio_start_client(client); | |
650 | if (ret) { | |
651 | remove_client(client); | |
652 | continue; | |
653 | } | |
654 | } | |
655 | ||
656 | return flist_empty(&client_list); | |
657 | } | |
658 | ||
323255cc JA |
659 | static int __fio_client_send_remote_ini(struct fio_client *client, |
660 | const char *filename) | |
661 | { | |
662 | struct cmd_load_file_pdu *pdu; | |
663 | size_t p_size; | |
664 | int ret; | |
665 | ||
666 | dprint(FD_NET, "send remote ini %s to %s\n", filename, client->hostname); | |
667 | ||
829c31b5 | 668 | p_size = sizeof(*pdu) + strlen(filename) + 1; |
323255cc | 669 | pdu = malloc(p_size); |
829c31b5 | 670 | memset(pdu, 0, p_size); |
323255cc JA |
671 | pdu->name_len = strlen(filename); |
672 | strcpy((char *) pdu->file, filename); | |
673 | pdu->client_type = cpu_to_le16((uint16_t) client->type); | |
674 | ||
675 | client->sent_job = 1; | |
676 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_LOAD_FILE, pdu, p_size,NULL, NULL); | |
677 | free(pdu); | |
678 | return ret; | |
679 | } | |
680 | ||
132159a5 JA |
681 | /* |
682 | * Send file contents to server backend. We could use sendfile(), but to remain | |
683 | * more portable lets just read/write the darn thing. | |
684 | */ | |
323255cc JA |
685 | static int __fio_client_send_local_ini(struct fio_client *client, |
686 | const char *filename) | |
132159a5 | 687 | { |
46bcd498 JA |
688 | struct cmd_job_pdu *pdu; |
689 | size_t p_size; | |
132159a5 | 690 | struct stat sb; |
46bcd498 JA |
691 | char *p; |
692 | void *buf; | |
132159a5 JA |
693 | off_t len; |
694 | int fd, ret; | |
695 | ||
46c48f1f JA |
696 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
697 | ||
132159a5 JA |
698 | fd = open(filename, O_RDONLY); |
699 | if (fd < 0) { | |
8a1db9a1 | 700 | ret = -errno; |
e951bdc4 | 701 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
25095e1b | 702 | return ret; |
132159a5 JA |
703 | } |
704 | ||
705 | if (fstat(fd, &sb) < 0) { | |
8a1db9a1 | 706 | ret = -errno; |
132159a5 | 707 | log_err("fio: job file stat: %s\n", strerror(errno)); |
b94cba47 | 708 | close(fd); |
25095e1b | 709 | return ret; |
132159a5 JA |
710 | } |
711 | ||
46bcd498 JA |
712 | p_size = sb.st_size + sizeof(*pdu); |
713 | pdu = malloc(p_size); | |
714 | buf = pdu->buf; | |
132159a5 JA |
715 | |
716 | len = sb.st_size; | |
717 | p = buf; | |
e5aa68b3 | 718 | if (read_data(fd, p, len)) { |
0b8f30a5 | 719 | log_err("fio: failed reading job file %s\n", filename); |
b94cba47 | 720 | close(fd); |
03a22d91 | 721 | free(pdu); |
0b8f30a5 JA |
722 | return 1; |
723 | } | |
724 | ||
46bcd498 JA |
725 | pdu->buf_len = __cpu_to_le32(sb.st_size); |
726 | pdu->client_type = cpu_to_le32(client->type); | |
727 | ||
c2cb6869 | 728 | client->sent_job = 1; |
40c60516 | 729 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, pdu, p_size, NULL, NULL); |
46bcd498 | 730 | free(pdu); |
b94cba47 | 731 | close(fd); |
132159a5 JA |
732 | return ret; |
733 | } | |
37db14fe | 734 | |
323255cc JA |
735 | int fio_client_send_ini(struct fio_client *client, const char *filename, |
736 | int remote) | |
9988ca70 | 737 | { |
25095e1b JA |
738 | int ret; |
739 | ||
323255cc JA |
740 | if (!remote) |
741 | ret = __fio_client_send_local_ini(client, filename); | |
742 | else | |
743 | ret = __fio_client_send_remote_ini(client, filename); | |
744 | ||
3af45201 JA |
745 | if (!ret) |
746 | client->sent_job = 1; | |
9988ca70 | 747 | |
25095e1b | 748 | return ret; |
9988ca70 JA |
749 | } |
750 | ||
323255cc JA |
751 | static int fio_client_send_cf(struct fio_client *client, |
752 | struct client_file *cf) | |
753 | { | |
754 | return fio_client_send_ini(client, cf->file, cf->remote); | |
755 | } | |
756 | ||
a37f69b7 JA |
757 | int fio_clients_send_ini(const char *filename) |
758 | { | |
759 | struct fio_client *client; | |
760 | struct flist_head *entry, *tmp; | |
761 | ||
762 | flist_for_each_safe(entry, tmp, &client_list) { | |
763 | client = flist_entry(entry, struct fio_client, list); | |
764 | ||
323255cc | 765 | if (client->nr_files) { |
14ea90ed JA |
766 | int i; |
767 | ||
323255cc JA |
768 | for (i = 0; i < client->nr_files; i++) { |
769 | struct client_file *cf; | |
14ea90ed | 770 | |
323255cc JA |
771 | cf = &client->files[i]; |
772 | ||
773 | if (fio_client_send_cf(client, cf)) { | |
14ea90ed JA |
774 | remove_client(client); |
775 | break; | |
776 | } | |
777 | } | |
323255cc JA |
778 | } |
779 | if (client->sent_job) | |
780 | continue; | |
781 | if (!filename || fio_client_send_ini(client, filename, 0)) | |
3af45201 | 782 | remove_client(client); |
a37f69b7 JA |
783 | } |
784 | ||
785 | return !nr_clients; | |
786 | } | |
787 | ||
40c60516 JA |
788 | int fio_client_update_options(struct fio_client *client, |
789 | struct thread_options *o, uint64_t *tag) | |
790 | { | |
791 | struct cmd_add_job_pdu pdu; | |
792 | ||
793 | pdu.thread_number = cpu_to_le32(client->thread_number); | |
794 | pdu.groupid = cpu_to_le32(client->groupid); | |
795 | convert_thread_options_to_net(&pdu.top, o); | |
952b05e0 | 796 | |
40c60516 JA |
797 | return fio_net_send_cmd(client->fd, FIO_NET_CMD_UPDATE_JOB, &pdu, sizeof(pdu), tag, &client->cmd_list); |
798 | } | |
799 | ||
a64e88da JA |
800 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
801 | { | |
802 | dst->max_val = le64_to_cpu(src->max_val); | |
803 | dst->min_val = le64_to_cpu(src->min_val); | |
804 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
805 | |
806 | /* | |
807 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
808 | */ | |
809 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
810 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
811 | } |
812 | ||
813 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
814 | { | |
815 | int i, j; | |
816 | ||
2f122b13 JA |
817 | dst->error = le32_to_cpu(src->error); |
818 | dst->thread_number = le32_to_cpu(src->thread_number); | |
819 | dst->groupid = le32_to_cpu(src->groupid); | |
820 | dst->pid = le32_to_cpu(src->pid); | |
821 | dst->members = le32_to_cpu(src->members); | |
771e58be | 822 | dst->unified_rw_rep = le32_to_cpu(src->unified_rw_rep); |
a64e88da | 823 | |
298921d6 | 824 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
825 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); |
826 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
827 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
828 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
829 | } | |
830 | ||
831 | dst->usr_time = le64_to_cpu(src->usr_time); | |
832 | dst->sys_time = le64_to_cpu(src->sys_time); | |
833 | dst->ctx = le64_to_cpu(src->ctx); | |
834 | dst->minf = le64_to_cpu(src->minf); | |
835 | dst->majf = le64_to_cpu(src->majf); | |
836 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
988d97ba | 837 | dst->percentile_precision = le64_to_cpu(src->percentile_precision); |
802ad4a8 JA |
838 | |
839 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
840 | fio_fp64_t *fps = &src->percentile_list[i]; | |
841 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
842 | ||
843 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
844 | } | |
a64e88da JA |
845 | |
846 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
847 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
848 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
849 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
850 | } | |
851 | ||
852 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
853 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
854 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
855 | } | |
856 | ||
298921d6 | 857 | for (i = 0; i < DDIR_RWDIR_CNT; i++) |
a64e88da JA |
858 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) |
859 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
860 | ||
78799deb | 861 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da | 862 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); |
93eee04a | 863 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
3bcb9d94 | 864 | dst->drop_io_u[i] = le64_to_cpu(src->drop_io_u[i]); |
a64e88da JA |
865 | } |
866 | ||
867 | dst->total_submit = le64_to_cpu(src->total_submit); | |
868 | dst->total_complete = le64_to_cpu(src->total_complete); | |
869 | ||
298921d6 | 870 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
871 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); |
872 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
873 | } | |
874 | ||
875 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
876 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
877 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
878 | dst->first_error = le32_to_cpu(src->first_error); |
879 | dst->kb_base = le32_to_cpu(src->kb_base); | |
ad705bcb | 880 | dst->unit_base = le32_to_cpu(src->unit_base); |
3e260a46 JA |
881 | |
882 | dst->latency_depth = le32_to_cpu(src->latency_depth); | |
883 | dst->latency_target = le64_to_cpu(src->latency_target); | |
884 | dst->latency_window = le64_to_cpu(src->latency_window); | |
885 | dst->latency_percentile.u.f = fio_uint64_to_double(le64_to_cpu(src->latency_percentile.u.i)); | |
a64e88da JA |
886 | } |
887 | ||
888 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
889 | { | |
890 | int i; | |
891 | ||
298921d6 | 892 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
893 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); |
894 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
895 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
896 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
897 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
898 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
899 | } | |
900 | ||
901 | dst->kb_base = le32_to_cpu(src->kb_base); | |
ad705bcb | 902 | dst->unit_base = le32_to_cpu(src->unit_base); |
a64e88da | 903 | dst->groupid = le32_to_cpu(src->groupid); |
771e58be | 904 | dst->unified_rw_rep = le32_to_cpu(src->unified_rw_rep); |
a64e88da JA |
905 | } |
906 | ||
952b05e0 | 907 | static void json_object_add_client_info(struct json_object *obj, |
9a4424c8 | 908 | struct fio_client *client) |
952b05e0 | 909 | { |
9a4424c8 CF |
910 | const char *hostname = client->hostname ? client->hostname : ""; |
911 | ||
912 | json_object_add_value_string(obj, "hostname", hostname); | |
952b05e0 CF |
913 | json_object_add_value_int(obj, "port", client->port); |
914 | } | |
915 | ||
89e5fad9 | 916 | static void handle_ts(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
917 | { |
918 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
952b05e0 | 919 | struct json_object *tsobj; |
a64e88da | 920 | |
952b05e0 | 921 | tsobj = show_thread_status(&p->ts, &p->rs); |
108fea77 | 922 | client->did_stat = 1; |
952b05e0 CF |
923 | if (tsobj) { |
924 | json_object_add_client_info(tsobj, client); | |
925 | json_array_add_value_object(clients_array, tsobj); | |
926 | } | |
37f0c1ae | 927 | |
7b38411c | 928 | if (sum_stat_clients <= 1) |
37f0c1ae JA |
929 | return; |
930 | ||
931 | sum_thread_stats(&client_ts, &p->ts, sum_stat_nr); | |
932 | sum_group_stats(&client_gs, &p->rs); | |
933 | ||
934 | client_ts.members++; | |
2f122b13 | 935 | client_ts.thread_number = p->ts.thread_number; |
37f0c1ae | 936 | client_ts.groupid = p->ts.groupid; |
771e58be | 937 | client_ts.unified_rw_rep = p->ts.unified_rw_rep; |
37f0c1ae JA |
938 | |
939 | if (++sum_stat_nr == sum_stat_clients) { | |
940 | strcpy(client_ts.name, "All clients"); | |
952b05e0 CF |
941 | tsobj = show_thread_status(&client_ts, &client_gs); |
942 | if (tsobj) { | |
943 | json_object_add_client_info(tsobj, client); | |
944 | json_array_add_value_object(clients_array, tsobj); | |
945 | } | |
37f0c1ae | 946 | } |
a64e88da JA |
947 | } |
948 | ||
89e5fad9 | 949 | static void handle_gs(struct fio_client *client, struct fio_net_cmd *cmd) |
a64e88da JA |
950 | { |
951 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
952 | ||
a64e88da JA |
953 | show_group_stats(gs); |
954 | } | |
955 | ||
3bf236c0 JA |
956 | static void handle_text(struct fio_client *client, struct fio_net_cmd *cmd) |
957 | { | |
958 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
959 | const char *buf = (const char *) pdu->buf; | |
960 | const char *name; | |
961 | int fio_unused ret; | |
962 | ||
963 | name = client->name ? client->name : client->hostname; | |
964 | ||
965 | if (!client->skip_newline) | |
966 | fprintf(f_out, "<%s> ", name); | |
967 | ret = fwrite(buf, pdu->buf_len, 1, f_out); | |
968 | fflush(f_out); | |
969 | client->skip_newline = strchr(buf, '\n') == NULL; | |
970 | } | |
971 | ||
d09a64a0 JA |
972 | static void convert_agg(struct disk_util_agg *agg) |
973 | { | |
974 | int i; | |
975 | ||
976 | for (i = 0; i < 2; i++) { | |
977 | agg->ios[i] = le32_to_cpu(agg->ios[i]); | |
978 | agg->merges[i] = le32_to_cpu(agg->merges[i]); | |
979 | agg->sectors[i] = le64_to_cpu(agg->sectors[i]); | |
980 | agg->ticks[i] = le32_to_cpu(agg->ticks[i]); | |
981 | } | |
982 | ||
983 | agg->io_ticks = le32_to_cpu(agg->io_ticks); | |
984 | agg->time_in_queue = le32_to_cpu(agg->time_in_queue); | |
985 | agg->slavecount = le32_to_cpu(agg->slavecount); | |
e5c9093d | 986 | agg->max_util.u.f = fio_uint64_to_double(le64_to_cpu(agg->max_util.u.i)); |
d09a64a0 JA |
987 | } |
988 | ||
989 | static void convert_dus(struct disk_util_stat *dus) | |
990 | { | |
991 | int i; | |
992 | ||
993 | for (i = 0; i < 2; i++) { | |
a3b4cf7d JA |
994 | dus->s.ios[i] = le32_to_cpu(dus->s.ios[i]); |
995 | dus->s.merges[i] = le32_to_cpu(dus->s.merges[i]); | |
996 | dus->s.sectors[i] = le64_to_cpu(dus->s.sectors[i]); | |
997 | dus->s.ticks[i] = le32_to_cpu(dus->s.ticks[i]); | |
d09a64a0 JA |
998 | } |
999 | ||
a3b4cf7d JA |
1000 | dus->s.io_ticks = le32_to_cpu(dus->s.io_ticks); |
1001 | dus->s.time_in_queue = le32_to_cpu(dus->s.time_in_queue); | |
1002 | dus->s.msec = le64_to_cpu(dus->s.msec); | |
d09a64a0 JA |
1003 | } |
1004 | ||
1005 | static void handle_du(struct fio_client *client, struct fio_net_cmd *cmd) | |
1006 | { | |
1007 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
1008 | ||
d09a64a0 JA |
1009 | if (!client->disk_stats_shown) { |
1010 | client->disk_stats_shown = 1; | |
1011 | log_info("\nDisk stats (read/write):\n"); | |
1012 | } | |
1013 | ||
952b05e0 CF |
1014 | if (output_format == FIO_OUTPUT_JSON) { |
1015 | struct json_object *duobj; | |
1016 | json_array_add_disk_util(&du->dus, &du->agg, du_array); | |
1017 | duobj = json_array_last_value_object(du_array); | |
1018 | json_object_add_client_info(duobj, client); | |
1019 | } else | |
1020 | print_disk_util(&du->dus, &du->agg, output_format == FIO_OUTPUT_TERSE); | |
d09a64a0 JA |
1021 | } |
1022 | ||
3bf236c0 | 1023 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 1024 | { |
cf451d1e JA |
1025 | int i; |
1026 | ||
1027 | je->nr_running = le32_to_cpu(je->nr_running); | |
1028 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
1029 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
714e85f3 | 1030 | je->nr_setting_up = le32_to_cpu(je->nr_setting_up); |
cf451d1e | 1031 | je->files_open = le32_to_cpu(je->files_open); |
cf451d1e | 1032 | |
298921d6 JA |
1033 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
1034 | je->m_rate[i] = le32_to_cpu(je->m_rate[i]); | |
1035 | je->t_rate[i] = le32_to_cpu(je->t_rate[i]); | |
1036 | je->m_iops[i] = le32_to_cpu(je->m_iops[i]); | |
1037 | je->t_iops[i] = le32_to_cpu(je->t_iops[i]); | |
16725bb0 JA |
1038 | je->rate[i] = le32_to_cpu(je->rate[i]); |
1039 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
cf451d1e JA |
1040 | } |
1041 | ||
b51eedb7 | 1042 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 1043 | je->eta_sec = le64_to_cpu(je->eta_sec); |
8c621fb2 | 1044 | je->nr_threads = le32_to_cpu(je->nr_threads); |
b7f05eb0 | 1045 | je->is_pow2 = le32_to_cpu(je->is_pow2); |
ed2c0a12 | 1046 | je->unit_base = le32_to_cpu(je->unit_base); |
48fbb46e JA |
1047 | } |
1048 | ||
3e47bd25 | 1049 | void fio_client_sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 1050 | { |
48fbb46e JA |
1051 | int i; |
1052 | ||
1053 | dst->nr_running += je->nr_running; | |
1054 | dst->nr_ramp += je->nr_ramp; | |
1055 | dst->nr_pending += je->nr_pending; | |
714e85f3 | 1056 | dst->nr_setting_up += je->nr_setting_up; |
48fbb46e | 1057 | dst->files_open += je->files_open; |
48fbb46e | 1058 | |
298921d6 | 1059 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
3e47bd25 JA |
1060 | dst->m_rate[i] += je->m_rate[i]; |
1061 | dst->t_rate[i] += je->t_rate[i]; | |
1062 | dst->m_iops[i] += je->m_iops[i]; | |
1063 | dst->t_iops[i] += je->t_iops[i]; | |
16725bb0 JA |
1064 | dst->rate[i] += je->rate[i]; |
1065 | dst->iops[i] += je->iops[i]; | |
48fbb46e JA |
1066 | } |
1067 | ||
1068 | dst->elapsed_sec += je->elapsed_sec; | |
1069 | ||
1070 | if (je->eta_sec > dst->eta_sec) | |
1071 | dst->eta_sec = je->eta_sec; | |
8c621fb2 JA |
1072 | |
1073 | dst->nr_threads += je->nr_threads; | |
afe22d3d JA |
1074 | |
1075 | /* | |
1076 | * This wont be correct for multiple strings, but at least it | |
1077 | * works for the basic cases. | |
1078 | */ | |
1079 | strcpy((char *) dst->run_str, (char *) je->run_str); | |
48fbb46e JA |
1080 | } |
1081 | ||
a5276616 | 1082 | void fio_client_dec_jobs_eta(struct client_eta *eta, client_eta_op eta_fn) |
82c1ed38 JA |
1083 | { |
1084 | if (!--eta->pending) { | |
a5276616 | 1085 | eta_fn(&eta->eta); |
82c1ed38 JA |
1086 | free(eta); |
1087 | } | |
1088 | } | |
1089 | ||
89c1707c JA |
1090 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
1091 | { | |
40c60516 | 1092 | struct fio_net_cmd_reply *reply = NULL; |
89c1707c JA |
1093 | struct flist_head *entry; |
1094 | ||
1095 | flist_for_each(entry, &client->cmd_list) { | |
40c60516 | 1096 | reply = flist_entry(entry, struct fio_net_cmd_reply, list); |
89c1707c | 1097 | |
40c60516 | 1098 | if (cmd->tag == (uintptr_t) reply) |
89c1707c JA |
1099 | break; |
1100 | ||
40c60516 | 1101 | reply = NULL; |
89c1707c JA |
1102 | } |
1103 | ||
40c60516 | 1104 | if (!reply) { |
4e0a8fa2 | 1105 | log_err("fio: client: unable to find matching tag (%llx)\n", (unsigned long long) cmd->tag); |
89c1707c JA |
1106 | return; |
1107 | } | |
1108 | ||
40c60516 JA |
1109 | flist_del(&reply->list); |
1110 | cmd->tag = reply->saved_tag; | |
1111 | free(reply); | |
1112 | } | |
1113 | ||
1114 | int fio_client_wait_for_reply(struct fio_client *client, uint64_t tag) | |
1115 | { | |
1116 | do { | |
1117 | struct fio_net_cmd_reply *reply = NULL; | |
1118 | struct flist_head *entry; | |
1119 | ||
1120 | flist_for_each(entry, &client->cmd_list) { | |
1121 | reply = flist_entry(entry, struct fio_net_cmd_reply, list); | |
1122 | ||
1123 | if (tag == (uintptr_t) reply) | |
1124 | break; | |
1125 | ||
1126 | reply = NULL; | |
1127 | } | |
1128 | ||
1129 | if (!reply) | |
1130 | break; | |
1131 | ||
1132 | usleep(1000); | |
1133 | } while (1); | |
1134 | ||
1135 | return 0; | |
89c1707c JA |
1136 | } |
1137 | ||
82c1ed38 | 1138 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
1139 | { |
1140 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
df380934 | 1141 | struct client_eta *eta = (struct client_eta *) (uintptr_t) cmd->tag; |
af9c9fb3 JA |
1142 | |
1143 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 1144 | |
f77d2676 JA |
1145 | assert(client->eta_in_flight == eta); |
1146 | ||
1147 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
1148 | flist_del_init(&client->eta_list); |
1149 | ||
2f99deb0 JA |
1150 | if (client->ops->jobs_eta) |
1151 | client->ops->jobs_eta(client, je); | |
1152 | ||
3e47bd25 | 1153 | fio_client_sum_jobs_eta(&eta->eta, je); |
a5276616 | 1154 | fio_client_dec_jobs_eta(eta, client->ops->eta); |
cf451d1e JA |
1155 | } |
1156 | ||
b5296ddb | 1157 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 | 1158 | { |
3989b143 | 1159 | struct cmd_probe_reply_pdu *probe = (struct cmd_probe_reply_pdu *) cmd->payload; |
d2333358 JA |
1160 | const char *os, *arch; |
1161 | char bit[16]; | |
2e03b4b2 | 1162 | |
cca84643 JA |
1163 | os = fio_get_os_string(probe->os); |
1164 | if (!os) | |
1165 | os = "unknown"; | |
1166 | ||
1167 | arch = fio_get_arch_string(probe->arch); | |
1168 | if (!arch) | |
1169 | os = "unknown"; | |
1170 | ||
d2333358 | 1171 | sprintf(bit, "%d-bit", probe->bpp * 8); |
3989b143 | 1172 | probe->flags = le64_to_cpu(probe->flags); |
38fdef22 | 1173 | |
3989b143 | 1174 | log_info("hostname=%s, be=%u, %s, os=%s, arch=%s, fio=%s, flags=%lx\n", |
38fdef22 | 1175 | probe->hostname, probe->bigendian, bit, os, arch, |
3989b143 | 1176 | probe->fio_version, (unsigned long) probe->flags); |
b5296ddb JA |
1177 | |
1178 | if (!client->name) | |
1179 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
1180 | } |
1181 | ||
11e950bd JA |
1182 | static void handle_start(struct fio_client *client, struct fio_net_cmd *cmd) |
1183 | { | |
1184 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
1185 | ||
1186 | client->state = Client_started; | |
1187 | client->jobs = le32_to_cpu(pdu->jobs); | |
a89d5319 | 1188 | client->nr_stat = le32_to_cpu(pdu->stat_outputs); |
108fea77 | 1189 | |
a89d5319 | 1190 | sum_stat_clients += client->nr_stat; |
11e950bd JA |
1191 | } |
1192 | ||
1193 | static void handle_stop(struct fio_client *client, struct fio_net_cmd *cmd) | |
1194 | { | |
498c92c2 JA |
1195 | if (client->error) |
1196 | log_info("client <%s>: exited with error %d\n", client->hostname, client->error); | |
11e950bd JA |
1197 | } |
1198 | ||
6b79c80c JA |
1199 | static void convert_stop(struct fio_net_cmd *cmd) |
1200 | { | |
1201 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
1202 | ||
1203 | pdu->error = le32_to_cpu(pdu->error); | |
1204 | } | |
1205 | ||
084d1c6f JA |
1206 | static void convert_text(struct fio_net_cmd *cmd) |
1207 | { | |
1208 | struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmd->payload; | |
1209 | ||
1210 | pdu->level = le32_to_cpu(pdu->level); | |
1211 | pdu->buf_len = le32_to_cpu(pdu->buf_len); | |
1212 | pdu->log_sec = le64_to_cpu(pdu->log_sec); | |
1213 | pdu->log_usec = le64_to_cpu(pdu->log_usec); | |
1214 | } | |
1215 | ||
3989b143 JA |
1216 | static struct cmd_iolog_pdu *convert_iolog_gz(struct fio_net_cmd *cmd, |
1217 | struct cmd_iolog_pdu *pdu) | |
1b42725f | 1218 | { |
3989b143 | 1219 | #ifdef CONFIG_ZLIB |
1b42725f | 1220 | struct cmd_iolog_pdu *ret; |
1b42725f | 1221 | z_stream stream; |
3989b143 JA |
1222 | uint32_t nr_samples; |
1223 | size_t total; | |
1b42725f JA |
1224 | void *p; |
1225 | ||
1226 | stream.zalloc = Z_NULL; | |
1227 | stream.zfree = Z_NULL; | |
1228 | stream.opaque = Z_NULL; | |
1229 | stream.avail_in = 0; | |
1230 | stream.next_in = Z_NULL; | |
1231 | ||
1232 | if (inflateInit(&stream) != Z_OK) | |
1233 | return NULL; | |
1234 | ||
1235 | /* | |
f5ed765a | 1236 | * Get header first, it's not compressed |
1b42725f | 1237 | */ |
3c865f32 | 1238 | nr_samples = le64_to_cpu(pdu->nr_samples); |
1b42725f | 1239 | |
3c865f32 | 1240 | total = nr_samples * __log_entry_sz(le32_to_cpu(pdu->log_offset)); |
f5ed765a | 1241 | ret = malloc(total + sizeof(*pdu)); |
1b42725f | 1242 | ret->nr_samples = nr_samples; |
3989b143 JA |
1243 | |
1244 | memcpy(ret, pdu, sizeof(*pdu)); | |
f5ed765a JA |
1245 | |
1246 | p = (void *) ret + sizeof(*pdu); | |
1b42725f | 1247 | |
f5ed765a JA |
1248 | stream.avail_in = cmd->pdu_len - sizeof(*pdu); |
1249 | stream.next_in = (void *) pdu + sizeof(*pdu); | |
1b42725f JA |
1250 | while (stream.avail_in) { |
1251 | unsigned int this_chunk = 65536; | |
1252 | unsigned int this_len; | |
1253 | int err; | |
1254 | ||
1255 | if (this_chunk > total) | |
1256 | this_chunk = total; | |
1257 | ||
1258 | stream.avail_out = this_chunk; | |
1259 | stream.next_out = p; | |
1260 | err = inflate(&stream, Z_NO_FLUSH); | |
3c547fe0 JA |
1261 | /* may be Z_OK, or Z_STREAM_END */ |
1262 | if (err < 0) { | |
1b42725f | 1263 | log_err("fio: inflate error %d\n", err); |
f5ed765a JA |
1264 | free(ret); |
1265 | ret = NULL; | |
3989b143 | 1266 | goto err; |
1b42725f JA |
1267 | } |
1268 | ||
1269 | this_len = this_chunk - stream.avail_out; | |
1270 | p += this_len; | |
1271 | total -= this_len; | |
1272 | } | |
1273 | ||
3989b143 JA |
1274 | err: |
1275 | inflateEnd(&stream); | |
1276 | return ret; | |
1277 | #else | |
1278 | return NULL; | |
1279 | #endif | |
1280 | } | |
1281 | ||
1282 | /* | |
1283 | * This has been compressed on the server side, since it can be big. | |
1284 | * Uncompress here. | |
1285 | */ | |
1286 | static struct cmd_iolog_pdu *convert_iolog(struct fio_net_cmd *cmd) | |
1287 | { | |
1288 | struct cmd_iolog_pdu *pdu = (struct cmd_iolog_pdu *) cmd->payload; | |
1289 | struct cmd_iolog_pdu *ret; | |
ae588852 JA |
1290 | uint64_t i; |
1291 | void *samples; | |
3989b143 JA |
1292 | |
1293 | /* | |
1294 | * Convert if compressed and we support it. If it's not | |
1295 | * compressed, we need not do anything. | |
1296 | */ | |
1297 | if (le32_to_cpu(pdu->compressed)) { | |
1298 | #ifndef CONFIG_ZLIB | |
1299 | log_err("fio: server sent compressed data by mistake\n"); | |
1300 | return NULL; | |
1301 | #endif | |
1302 | ret = convert_iolog_gz(cmd, pdu); | |
1303 | if (!ret) { | |
1304 | log_err("fio: failed decompressing log\n"); | |
1305 | return NULL; | |
1306 | } | |
1307 | } else | |
1308 | ret = pdu; | |
1309 | ||
ae588852 | 1310 | ret->nr_samples = le64_to_cpu(ret->nr_samples); |
3989b143 | 1311 | ret->thread_number = le32_to_cpu(ret->thread_number); |
3989b143 JA |
1312 | ret->log_type = le32_to_cpu(ret->log_type); |
1313 | ret->compressed = le32_to_cpu(ret->compressed); | |
ae588852 | 1314 | ret->log_offset = le32_to_cpu(ret->log_offset); |
3989b143 | 1315 | |
3310fced | 1316 | samples = &ret->samples[0]; |
f5ed765a | 1317 | for (i = 0; i < ret->nr_samples; i++) { |
ae588852 | 1318 | struct io_sample *s; |
f5ed765a | 1319 | |
ae588852 | 1320 | s = __get_sample(samples, ret->log_offset, i); |
b26317c9 JA |
1321 | s->time = le64_to_cpu(s->time); |
1322 | s->val = le64_to_cpu(s->val); | |
1323 | s->__ddir = le32_to_cpu(s->__ddir); | |
1324 | s->bs = le32_to_cpu(s->bs); | |
ae588852 JA |
1325 | |
1326 | if (ret->log_offset) { | |
1327 | struct io_sample_offset *so = (void *) s; | |
1328 | ||
1329 | so->offset = le64_to_cpu(so->offset); | |
1330 | } | |
f5ed765a JA |
1331 | } |
1332 | ||
1b42725f JA |
1333 | return ret; |
1334 | } | |
1335 | ||
ca09be4b JA |
1336 | static void sendfile_reply(int fd, struct cmd_sendfile_reply *rep, |
1337 | size_t size, uint64_t tag) | |
1338 | { | |
1339 | rep->error = cpu_to_le32(rep->error); | |
1340 | fio_net_send_cmd(fd, FIO_NET_CMD_SENDFILE, rep, size, &tag, NULL); | |
1341 | } | |
1342 | ||
ca09be4b JA |
1343 | static int send_file(struct fio_client *client, struct cmd_sendfile *pdu, |
1344 | uint64_t tag) | |
1345 | { | |
1346 | struct cmd_sendfile_reply *rep; | |
1347 | struct stat sb; | |
1348 | size_t size; | |
1349 | int fd; | |
1350 | ||
1351 | size = sizeof(*rep); | |
1352 | rep = malloc(size); | |
1353 | ||
1354 | if (stat((char *)pdu->path, &sb) < 0) { | |
1355 | fail: | |
1356 | rep->error = errno; | |
1357 | sendfile_reply(client->fd, rep, size, tag); | |
1358 | free(rep); | |
1359 | return 1; | |
1360 | } | |
1361 | ||
1362 | size += sb.st_size; | |
1363 | rep = realloc(rep, size); | |
1364 | rep->size = cpu_to_le32((uint32_t) sb.st_size); | |
1365 | ||
1366 | fd = open((char *)pdu->path, O_RDONLY); | |
1367 | if (fd == -1 ) | |
1368 | goto fail; | |
1369 | ||
1370 | rep->error = read_data(fd, &rep->data, sb.st_size); | |
1371 | sendfile_reply(client->fd, rep, size, tag); | |
1372 | free(rep); | |
1373 | close(fd); | |
1374 | return 0; | |
1375 | } | |
1376 | ||
a5276616 | 1377 | int fio_handle_client(struct fio_client *client) |
37db14fe | 1378 | { |
a5276616 | 1379 | struct client_ops *ops = client->ops; |
37db14fe JA |
1380 | struct fio_net_cmd *cmd; |
1381 | ||
60efd14e JA |
1382 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
1383 | ||
e951bdc4 JA |
1384 | cmd = fio_net_recv_cmd(client->fd); |
1385 | if (!cmd) | |
1386 | return 0; | |
c2c94585 | 1387 | |
b9d2f30a JA |
1388 | dprint(FD_NET, "client: got cmd op %s from %s (pdu=%u)\n", |
1389 | fio_server_op(cmd->opcode), client->hostname, cmd->pdu_len); | |
46c48f1f | 1390 | |
e951bdc4 JA |
1391 | switch (cmd->opcode) { |
1392 | case FIO_NET_CMD_QUIT: | |
3ec62ec4 | 1393 | if (ops->quit) |
35c0ba7f | 1394 | ops->quit(client, cmd); |
e951bdc4 | 1395 | remove_client(client); |
e951bdc4 | 1396 | break; |
084d1c6f JA |
1397 | case FIO_NET_CMD_TEXT: |
1398 | convert_text(cmd); | |
35c0ba7f | 1399 | ops->text(client, cmd); |
e951bdc4 | 1400 | break; |
3bf236c0 JA |
1401 | case FIO_NET_CMD_DU: { |
1402 | struct cmd_du_pdu *du = (struct cmd_du_pdu *) cmd->payload; | |
1403 | ||
1404 | convert_dus(&du->dus); | |
1405 | convert_agg(&du->agg); | |
1406 | ||
dd366728 | 1407 | ops->disk_util(client, cmd); |
d09a64a0 | 1408 | break; |
3bf236c0 JA |
1409 | } |
1410 | case FIO_NET_CMD_TS: { | |
1411 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
1412 | ||
1413 | convert_ts(&p->ts, &p->ts); | |
1414 | convert_gs(&p->rs, &p->rs); | |
1415 | ||
89e5fad9 | 1416 | ops->thread_status(client, cmd); |
e951bdc4 | 1417 | break; |
3bf236c0 JA |
1418 | } |
1419 | case FIO_NET_CMD_GS: { | |
1420 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
1421 | ||
1422 | convert_gs(gs, gs); | |
1423 | ||
89e5fad9 | 1424 | ops->group_stats(client, cmd); |
e951bdc4 | 1425 | break; |
3bf236c0 JA |
1426 | } |
1427 | case FIO_NET_CMD_ETA: { | |
1428 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
1429 | ||
89c1707c | 1430 | remove_reply_cmd(client, cmd); |
3bf236c0 | 1431 | convert_jobs_eta(je); |
a5276616 | 1432 | handle_eta(client, cmd); |
e951bdc4 | 1433 | break; |
3bf236c0 | 1434 | } |
e951bdc4 | 1435 | case FIO_NET_CMD_PROBE: |
89c1707c | 1436 | remove_reply_cmd(client, cmd); |
dd366728 | 1437 | ops->probe(client, cmd); |
e951bdc4 | 1438 | break; |
5d7793aa | 1439 | case FIO_NET_CMD_SERVER_START: |
01be038e | 1440 | client->state = Client_running; |
85dd01e7 JA |
1441 | if (ops->job_start) |
1442 | ops->job_start(client, cmd); | |
01be038e | 1443 | break; |
85dd01e7 JA |
1444 | case FIO_NET_CMD_START: { |
1445 | struct cmd_start_pdu *pdu = (struct cmd_start_pdu *) cmd->payload; | |
1446 | ||
1447 | pdu->jobs = le32_to_cpu(pdu->jobs); | |
1448 | ops->start(client, cmd); | |
e951bdc4 | 1449 | break; |
85dd01e7 | 1450 | } |
6b79c80c JA |
1451 | case FIO_NET_CMD_STOP: { |
1452 | struct cmd_end_pdu *pdu = (struct cmd_end_pdu *) cmd->payload; | |
1453 | ||
1454 | convert_stop(cmd); | |
1455 | client->state = Client_stopped; | |
122c7725 JA |
1456 | client->error = le32_to_cpu(pdu->error); |
1457 | client->signal = le32_to_cpu(pdu->signal); | |
6b79c80c | 1458 | ops->stop(client, cmd); |
e951bdc4 | 1459 | break; |
6b79c80c | 1460 | } |
40c60516 JA |
1461 | case FIO_NET_CMD_ADD_JOB: { |
1462 | struct cmd_add_job_pdu *pdu = (struct cmd_add_job_pdu *) cmd->payload; | |
1463 | ||
1464 | client->thread_number = le32_to_cpu(pdu->thread_number); | |
1465 | client->groupid = le32_to_cpu(pdu->groupid); | |
1466 | ||
807f9971 JA |
1467 | if (ops->add_job) |
1468 | ops->add_job(client, cmd); | |
807f9971 | 1469 | break; |
40c60516 | 1470 | } |
1b42725f JA |
1471 | case FIO_NET_CMD_IOLOG: |
1472 | if (ops->iolog) { | |
1473 | struct cmd_iolog_pdu *pdu; | |
1474 | ||
1475 | pdu = convert_iolog(cmd); | |
1476 | ops->iolog(client, pdu); | |
1477 | } | |
1b42725f | 1478 | break; |
40c60516 | 1479 | case FIO_NET_CMD_UPDATE_JOB: |
40c60516 | 1480 | ops->update_job(client, cmd); |
649cee91 | 1481 | remove_reply_cmd(client, cmd); |
40c60516 | 1482 | break; |
ca09be4b JA |
1483 | case FIO_NET_CMD_VTRIGGER: { |
1484 | struct all_io_list *pdu = (struct all_io_list *) cmd->payload; | |
1485 | char buf[64]; | |
1486 | ||
1487 | __verify_save_state(pdu, server_name(client, buf, sizeof(buf))); | |
1488 | break; | |
1489 | } | |
1490 | case FIO_NET_CMD_SENDFILE: { | |
1491 | struct cmd_sendfile *pdu = (struct cmd_sendfile *) cmd->payload; | |
1492 | send_file(client, pdu, cmd->tag); | |
1493 | break; | |
1494 | } | |
e951bdc4 | 1495 | default: |
89c1707c | 1496 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 | 1497 | break; |
37db14fe JA |
1498 | } |
1499 | ||
ca09be4b | 1500 | free(cmd); |
e951bdc4 | 1501 | return 1; |
37db14fe | 1502 | } |
b66570dc | 1503 | |
ca09be4b JA |
1504 | int fio_clients_send_trigger(const char *cmd) |
1505 | { | |
1506 | struct flist_head *entry; | |
1507 | struct fio_client *client; | |
1508 | size_t slen; | |
1509 | ||
1510 | dprint(FD_NET, "client: send vtrigger: %s\n", cmd); | |
1511 | ||
1512 | if (!cmd) | |
1513 | slen = 0; | |
1514 | else | |
1515 | slen = strlen(cmd); | |
1516 | ||
1517 | flist_for_each(entry, &client_list) { | |
1518 | struct cmd_vtrigger_pdu *pdu; | |
1519 | ||
1520 | client = flist_entry(entry, struct fio_client, list); | |
1521 | ||
1522 | pdu = malloc(sizeof(*pdu) + slen); | |
1523 | pdu->len = cpu_to_le16((uint16_t) slen); | |
1524 | if (slen) | |
1525 | memcpy(pdu->cmd, cmd, slen); | |
1526 | fio_net_send_cmd(client->fd, FIO_NET_CMD_VTRIGGER, pdu, | |
1527 | sizeof(*pdu) + slen, NULL, NULL); | |
1528 | free(pdu); | |
1529 | } | |
1530 | ||
1531 | return 0; | |
1532 | } | |
1533 | ||
a5276616 | 1534 | static void request_client_etas(struct client_ops *ops) |
af9c9fb3 JA |
1535 | { |
1536 | struct fio_client *client; | |
1537 | struct flist_head *entry; | |
1538 | struct client_eta *eta; | |
82c1ed38 | 1539 | int skipped = 0; |
af9c9fb3 JA |
1540 | |
1541 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
1542 | ||
afe22d3d | 1543 | eta = calloc(1, sizeof(*eta) + __THREAD_RUNSTR_SZ(REAL_MAX_JOBS)); |
af9c9fb3 JA |
1544 | eta->pending = nr_clients; |
1545 | ||
1546 | flist_for_each(entry, &client_list) { | |
1547 | client = flist_entry(entry, struct fio_client, list); | |
1548 | ||
82c1ed38 JA |
1549 | if (!flist_empty(&client->eta_list)) { |
1550 | skipped++; | |
1551 | continue; | |
1552 | } | |
01be038e JA |
1553 | if (client->state != Client_running) |
1554 | continue; | |
82c1ed38 | 1555 | |
f77d2676 | 1556 | assert(!client->eta_in_flight); |
82c1ed38 | 1557 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 1558 | client->eta_in_flight = eta; |
af9c9fb3 | 1559 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
df380934 | 1560 | (uintptr_t) eta, &client->cmd_list); |
af9c9fb3 JA |
1561 | } |
1562 | ||
82c1ed38 | 1563 | while (skipped--) |
a5276616 | 1564 | fio_client_dec_jobs_eta(eta, ops->eta); |
82c1ed38 | 1565 | |
af9c9fb3 JA |
1566 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
1567 | } | |
1568 | ||
89c1707c JA |
1569 | static int client_check_cmd_timeout(struct fio_client *client, |
1570 | struct timeval *now) | |
1571 | { | |
40c60516 | 1572 | struct fio_net_cmd_reply *reply; |
89c1707c JA |
1573 | struct flist_head *entry, *tmp; |
1574 | int ret = 0; | |
1575 | ||
1576 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
40c60516 | 1577 | reply = flist_entry(entry, struct fio_net_cmd_reply, list); |
89c1707c | 1578 | |
40c60516 | 1579 | if (mtime_since(&reply->tv, now) < FIO_NET_CLIENT_TIMEOUT) |
89c1707c JA |
1580 | continue; |
1581 | ||
1582 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
40c60516 JA |
1583 | fio_server_op(reply->opcode)); |
1584 | flist_del(&reply->list); | |
1585 | free(reply); | |
89c1707c JA |
1586 | ret = 1; |
1587 | } | |
1588 | ||
1589 | return flist_empty(&client->cmd_list) && ret; | |
1590 | } | |
1591 | ||
a5276616 | 1592 | static int fio_check_clients_timed_out(void) |
89c1707c JA |
1593 | { |
1594 | struct fio_client *client; | |
1595 | struct flist_head *entry, *tmp; | |
1596 | struct timeval tv; | |
1597 | int ret = 0; | |
1598 | ||
67bf9823 | 1599 | fio_gettime(&tv, NULL); |
89c1707c JA |
1600 | |
1601 | flist_for_each_safe(entry, tmp, &client_list) { | |
1602 | client = flist_entry(entry, struct fio_client, list); | |
1603 | ||
1604 | if (flist_empty(&client->cmd_list)) | |
1605 | continue; | |
1606 | ||
1607 | if (!client_check_cmd_timeout(client, &tv)) | |
1608 | continue; | |
1609 | ||
a5276616 JA |
1610 | if (client->ops->timed_out) |
1611 | client->ops->timed_out(client); | |
ed727a46 JA |
1612 | else |
1613 | log_err("fio: client %s timed out\n", client->hostname); | |
1614 | ||
89c1707c JA |
1615 | remove_client(client); |
1616 | ret = 1; | |
1617 | } | |
1618 | ||
1619 | return ret; | |
1620 | } | |
1621 | ||
dd366728 | 1622 | int fio_handle_clients(struct client_ops *ops) |
b66570dc | 1623 | { |
b66570dc | 1624 | struct pollfd *pfds; |
498c92c2 | 1625 | int i, ret = 0, retval = 0; |
b66570dc | 1626 | |
67bf9823 | 1627 | fio_gettime(&eta_tv, NULL); |
af9c9fb3 | 1628 | |
b66570dc JA |
1629 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
1630 | ||
37f0c1ae JA |
1631 | init_thread_stat(&client_ts); |
1632 | init_group_run_stat(&client_gs); | |
1633 | ||
82a4be1b | 1634 | while (!exit_backend && nr_clients) { |
c2cb6869 JA |
1635 | struct flist_head *entry, *tmp; |
1636 | struct fio_client *client; | |
1637 | ||
82a4be1b | 1638 | i = 0; |
c2cb6869 | 1639 | flist_for_each_safe(entry, tmp, &client_list) { |
82a4be1b | 1640 | client = flist_entry(entry, struct fio_client, list); |
b66570dc | 1641 | |
a5276616 | 1642 | if (!client->sent_job && !client->ops->stay_connected && |
c2cb6869 JA |
1643 | flist_empty(&client->cmd_list)) { |
1644 | remove_client(client); | |
1645 | continue; | |
1646 | } | |
1647 | ||
82a4be1b JA |
1648 | pfds[i].fd = client->fd; |
1649 | pfds[i].events = POLLIN; | |
1650 | i++; | |
1651 | } | |
1652 | ||
c2cb6869 JA |
1653 | if (!nr_clients) |
1654 | break; | |
1655 | ||
82a4be1b | 1656 | assert(i == nr_clients); |
b66570dc | 1657 | |
5c2857f9 | 1658 | do { |
af9c9fb3 | 1659 | struct timeval tv; |
ca09be4b | 1660 | int timeout; |
af9c9fb3 | 1661 | |
67bf9823 | 1662 | fio_gettime(&tv, NULL); |
af9c9fb3 | 1663 | if (mtime_since(&eta_tv, &tv) >= 900) { |
a5276616 | 1664 | request_client_etas(ops); |
af9c9fb3 | 1665 | memcpy(&eta_tv, &tv, sizeof(tv)); |
89c1707c | 1666 | |
a5276616 | 1667 | if (fio_check_clients_timed_out()) |
89c1707c | 1668 | break; |
af9c9fb3 JA |
1669 | } |
1670 | ||
ca09be4b JA |
1671 | check_trigger_file(); |
1672 | ||
1673 | timeout = min(100u, ops->eta_msec); | |
1674 | ||
1675 | ret = poll(pfds, nr_clients, timeout); | |
5c2857f9 JA |
1676 | if (ret < 0) { |
1677 | if (errno == EINTR) | |
1678 | continue; | |
1679 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
1680 | break; | |
1681 | } else if (!ret) | |
b66570dc | 1682 | continue; |
5c2857f9 | 1683 | } while (ret <= 0); |
b66570dc JA |
1684 | |
1685 | for (i = 0; i < nr_clients; i++) { | |
1686 | if (!(pfds[i].revents & POLLIN)) | |
1687 | continue; | |
1688 | ||
1689 | client = find_client_by_fd(pfds[i].fd); | |
1690 | if (!client) { | |
65e1a120 | 1691 | log_err("fio: unknown client fd %ld\n", (long) pfds[i].fd); |
b66570dc JA |
1692 | continue; |
1693 | } | |
a5276616 | 1694 | if (!fio_handle_client(client)) { |
28d3ab07 JA |
1695 | log_info("client: host=%s disconnected\n", |
1696 | client->hostname); | |
1697 | remove_client(client); | |
498c92c2 | 1698 | retval = 1; |
38990764 | 1699 | } else if (client->error) |
498c92c2 | 1700 | retval = 1; |
343cb4a9 | 1701 | fio_put_client(client); |
b66570dc JA |
1702 | } |
1703 | } | |
1704 | ||
952b05e0 CF |
1705 | fio_client_json_fini(); |
1706 | ||
b66570dc | 1707 | free(pfds); |
498c92c2 | 1708 | return retval; |
b66570dc | 1709 | } |