Commit | Line | Data |
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50d16976 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
142575e6 | 3 | #include <stdarg.h> |
50d16976 JA |
4 | #include <unistd.h> |
5 | #include <limits.h> | |
50d16976 JA |
6 | #include <errno.h> |
7 | #include <fcntl.h> | |
8 | #include <sys/poll.h> | |
50d16976 JA |
9 | #include <sys/types.h> |
10 | #include <sys/wait.h> | |
50d16976 | 11 | #include <sys/mman.h> |
50d16976 JA |
12 | #include <netinet/in.h> |
13 | #include <arpa/inet.h> | |
14 | #include <netdb.h> | |
e46d8091 | 15 | #include <syslog.h> |
50d16976 JA |
16 | |
17 | #include "fio.h" | |
132159a5 | 18 | #include "server.h" |
fcee5ff6 | 19 | #include "crc/crc16.h" |
50d16976 | 20 | |
132159a5 | 21 | int fio_net_port = 8765; |
50d16976 | 22 | |
009b1be4 JA |
23 | int exit_backend = 0; |
24 | ||
46c48f1f | 25 | static int server_fd = -1; |
37db14fe | 26 | |
132159a5 JA |
27 | int fio_send_data(int sk, const void *p, unsigned int len) |
28 | { | |
794d69ca JA |
29 | assert(len <= sizeof(struct fio_net_cmd) + FIO_SERVER_MAX_PDU); |
30 | ||
132159a5 JA |
31 | do { |
32 | int ret = send(sk, p, len, 0); | |
33 | ||
34 | if (ret > 0) { | |
35 | len -= ret; | |
36 | if (!len) | |
37 | break; | |
38 | p += ret; | |
39 | continue; | |
40 | } else if (!ret) | |
41 | break; | |
42 | else if (errno == EAGAIN || errno == EINTR) | |
43 | continue; | |
44 | } while (!exit_backend); | |
45 | ||
46 | if (!len) | |
47 | return 0; | |
48 | ||
49 | return 1; | |
50 | } | |
51 | ||
52 | int fio_recv_data(int sk, void *p, unsigned int len) | |
53 | { | |
54 | do { | |
55 | int ret = recv(sk, p, len, MSG_WAITALL); | |
56 | ||
57 | if (ret > 0) { | |
58 | len -= ret; | |
59 | if (!len) | |
60 | break; | |
61 | p += ret; | |
62 | continue; | |
63 | } else if (!ret) | |
64 | break; | |
65 | else if (errno == EAGAIN || errno == EINTR) | |
66 | continue; | |
67 | } while (!exit_backend); | |
68 | ||
69 | if (!len) | |
70 | return 0; | |
71 | ||
72 | return -1; | |
73 | } | |
74 | ||
75 | static int verify_convert_cmd(struct fio_net_cmd *cmd) | |
76 | { | |
fcee5ff6 | 77 | uint16_t crc; |
132159a5 | 78 | |
fcee5ff6 JA |
79 | cmd->cmd_crc16 = le16_to_cpu(cmd->cmd_crc16); |
80 | cmd->pdu_crc16 = le16_to_cpu(cmd->pdu_crc16); | |
132159a5 | 81 | |
fcee5ff6 JA |
82 | crc = crc16(cmd, FIO_NET_CMD_CRC_SZ); |
83 | if (crc != cmd->cmd_crc16) { | |
132159a5 | 84 | log_err("fio: server bad crc on command (got %x, wanted %x)\n", |
fcee5ff6 | 85 | cmd->cmd_crc16, crc); |
132159a5 JA |
86 | return 1; |
87 | } | |
88 | ||
89 | cmd->version = le16_to_cpu(cmd->version); | |
90 | cmd->opcode = le16_to_cpu(cmd->opcode); | |
91 | cmd->flags = le32_to_cpu(cmd->flags); | |
92 | cmd->serial = le64_to_cpu(cmd->serial); | |
93 | cmd->pdu_len = le32_to_cpu(cmd->pdu_len); | |
94 | ||
95 | switch (cmd->version) { | |
96 | case FIO_SERVER_VER1: | |
97 | break; | |
98 | default: | |
99 | log_err("fio: bad server cmd version %d\n", cmd->version); | |
100 | return 1; | |
101 | } | |
102 | ||
103 | if (cmd->pdu_len > FIO_SERVER_MAX_PDU) { | |
104 | log_err("fio: command payload too large: %u\n", cmd->pdu_len); | |
105 | return 1; | |
106 | } | |
107 | ||
108 | return 0; | |
109 | } | |
110 | ||
a64e88da JA |
111 | /* |
112 | * Read (and defragment, if necessary) incoming commands | |
113 | */ | |
114 | struct fio_net_cmd *fio_net_recv_cmd(int sk) | |
132159a5 | 115 | { |
a64e88da JA |
116 | struct fio_net_cmd cmd, *cmdret = NULL; |
117 | size_t cmd_size = 0, pdu_offset = 0; | |
fcee5ff6 | 118 | uint16_t crc; |
a64e88da JA |
119 | int ret, first = 1; |
120 | void *pdu = NULL; | |
132159a5 | 121 | |
a64e88da | 122 | do { |
cc0df00a JA |
123 | struct pollfd pfd; |
124 | ||
125 | pfd.fd = sk; | |
126 | pfd.events = POLLIN; | |
127 | ret = 0; | |
128 | do { | |
129 | ret = poll(&pfd, 1, 100); | |
130 | if (ret < 0) { | |
5fc58b05 JA |
131 | if (errno == EINTR) |
132 | break; | |
cc0df00a JA |
133 | log_err("fio: poll: %s\n", strerror(errno)); |
134 | break; | |
135 | } else if (!ret) | |
136 | continue; | |
137 | ||
138 | if (pfd.revents & POLLIN) | |
139 | break; | |
140 | if (pfd.revents & (POLLERR|POLLHUP)) { | |
141 | ret = 1; | |
142 | break; | |
143 | } | |
144 | } while (ret >= 0); | |
145 | ||
146 | if (ret < 0) | |
147 | break; | |
148 | ||
a64e88da JA |
149 | ret = fio_recv_data(sk, &cmd, sizeof(cmd)); |
150 | if (ret) | |
151 | break; | |
132159a5 | 152 | |
a64e88da JA |
153 | /* We have a command, verify it and swap if need be */ |
154 | ret = verify_convert_cmd(&cmd); | |
155 | if (ret) | |
156 | break; | |
132159a5 | 157 | |
a64e88da JA |
158 | if (first) |
159 | cmd_size = sizeof(cmd) + cmd.pdu_len; | |
160 | else | |
161 | cmd_size += cmd.pdu_len; | |
132159a5 | 162 | |
a64e88da | 163 | cmdret = realloc(cmdret, cmd_size); |
132159a5 | 164 | |
a64e88da JA |
165 | if (first) |
166 | memcpy(cmdret, &cmd, sizeof(cmd)); | |
167 | else | |
168 | assert(cmdret->opcode == cmd.opcode); | |
169 | ||
170 | if (!cmd.pdu_len) | |
171 | break; | |
172 | ||
173 | /* There's payload, get it */ | |
174 | pdu = (void *) cmdret->payload + pdu_offset; | |
175 | ret = fio_recv_data(sk, pdu, cmd.pdu_len); | |
176 | if (ret) | |
177 | break; | |
178 | ||
179 | /* Verify payload crc */ | |
180 | crc = crc16(pdu, cmd.pdu_len); | |
181 | if (crc != cmd.pdu_crc16) { | |
182 | log_err("fio: server bad crc on payload "); | |
183 | log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); | |
184 | ret = 1; | |
185 | break; | |
186 | } | |
187 | ||
188 | pdu_offset += cmd.pdu_len; | |
817f06bb JA |
189 | if (!first) |
190 | cmdret->pdu_len += cmd.pdu_len; | |
a64e88da JA |
191 | first = 0; |
192 | } while (cmd.flags & FIO_NET_CMD_F_MORE); | |
132159a5 | 193 | |
a64e88da JA |
194 | if (ret) { |
195 | free(cmdret); | |
196 | cmdret = NULL; | |
cc0df00a | 197 | } else if (cmdret) |
a64e88da JA |
198 | cmdret->flags &= ~FIO_NET_CMD_F_MORE; |
199 | ||
200 | return cmdret; | |
132159a5 JA |
201 | } |
202 | ||
203 | void fio_net_cmd_crc(struct fio_net_cmd *cmd) | |
204 | { | |
205 | uint32_t pdu_len; | |
206 | ||
ddcc0b69 | 207 | cmd->cmd_crc16 = __cpu_to_le16(crc16(cmd, FIO_NET_CMD_CRC_SZ)); |
132159a5 JA |
208 | |
209 | pdu_len = le32_to_cpu(cmd->pdu_len); | |
210 | if (pdu_len) | |
ddcc0b69 | 211 | cmd->pdu_crc16 = __cpu_to_le16(crc16(cmd->payload, pdu_len)); |
132159a5 JA |
212 | } |
213 | ||
a64e88da | 214 | int fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size) |
794d69ca JA |
215 | { |
216 | struct fio_net_cmd *cmd; | |
217 | size_t this_len; | |
218 | int ret; | |
219 | ||
220 | do { | |
221 | this_len = size; | |
222 | if (this_len > FIO_SERVER_MAX_PDU) | |
223 | this_len = FIO_SERVER_MAX_PDU; | |
224 | ||
225 | cmd = malloc(sizeof(*cmd) + this_len); | |
226 | ||
227 | fio_init_net_cmd(cmd, opcode, buf, this_len); | |
228 | ||
229 | if (this_len < size) | |
ddcc0b69 | 230 | cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); |
794d69ca JA |
231 | |
232 | fio_net_cmd_crc(cmd); | |
233 | ||
234 | ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); | |
235 | free(cmd); | |
236 | size -= this_len; | |
237 | buf += this_len; | |
238 | } while (!ret && size); | |
239 | ||
240 | return ret; | |
241 | } | |
242 | ||
cc0df00a | 243 | int fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t serial) |
132159a5 JA |
244 | { |
245 | struct fio_net_cmd cmd = { | |
ddcc0b69 | 246 | .version = __cpu_to_le16(FIO_SERVER_VER1), |
132159a5 | 247 | .opcode = cpu_to_le16(opcode), |
bdab4441 | 248 | .serial = cpu_to_le64(serial), |
132159a5 JA |
249 | }; |
250 | ||
251 | fio_net_cmd_crc(&cmd); | |
252 | ||
253 | return fio_send_data(sk, &cmd, sizeof(cmd)); | |
254 | } | |
255 | ||
437377e1 JA |
256 | static int send_quit_command(void) |
257 | { | |
46c48f1f | 258 | dprint(FD_NET, "server: sending quit\n"); |
cc0df00a | 259 | return fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_QUIT, 0); |
437377e1 JA |
260 | } |
261 | ||
794d69ca | 262 | static int handle_cur_job(struct fio_net_cmd *cmd) |
132159a5 | 263 | { |
a64e88da JA |
264 | void *buf = cmd->payload; |
265 | int ret; | |
132159a5 | 266 | |
a64e88da | 267 | parse_jobs_ini(buf, 1, 0); |
794d69ca JA |
268 | ret = exec_run(); |
269 | send_quit_command(); | |
270 | reset_fio_state(); | |
132159a5 JA |
271 | return ret; |
272 | } | |
273 | ||
274 | static int handle_command(struct fio_net_cmd *cmd) | |
275 | { | |
276 | int ret; | |
277 | ||
46c48f1f JA |
278 | dprint(FD_NET, "server: got opcode %d\n", cmd->opcode); |
279 | ||
132159a5 JA |
280 | switch (cmd->opcode) { |
281 | case FIO_NET_CMD_QUIT: | |
cc0df00a | 282 | fio_terminate_threads(TERMINATE_ALL); |
d7959186 JA |
283 | return 1; |
284 | case FIO_NET_CMD_EXIT: | |
132159a5 JA |
285 | exit_backend = 1; |
286 | return 1; | |
287 | case FIO_NET_CMD_ACK: | |
288 | return 0; | |
289 | case FIO_NET_CMD_NAK: | |
290 | return 1; | |
291 | case FIO_NET_CMD_JOB: | |
794d69ca | 292 | ret = handle_cur_job(cmd); |
132159a5 JA |
293 | break; |
294 | default: | |
295 | log_err("fio: unknown opcode: %d\n", cmd->opcode); | |
296 | ret = 1; | |
297 | } | |
298 | ||
299 | return ret; | |
300 | } | |
301 | ||
302 | static int handle_connection(int sk) | |
303 | { | |
304 | struct fio_net_cmd *cmd = NULL; | |
305 | int ret = 0; | |
306 | ||
307 | /* read forever */ | |
308 | while (!exit_backend) { | |
a64e88da | 309 | cmd = fio_net_recv_cmd(sk); |
132159a5 JA |
310 | if (!cmd) { |
311 | ret = 1; | |
312 | break; | |
313 | } | |
314 | ||
132159a5 JA |
315 | ret = handle_command(cmd); |
316 | if (ret) | |
317 | break; | |
318 | ||
319 | free(cmd); | |
c77a99e7 | 320 | cmd = NULL; |
132159a5 JA |
321 | } |
322 | ||
323 | if (cmd) | |
324 | free(cmd); | |
325 | ||
326 | return ret; | |
327 | } | |
328 | ||
cc0df00a JA |
329 | void fio_server_idle_loop(void) |
330 | { | |
331 | if (server_fd != -1) | |
332 | handle_connection(server_fd); | |
333 | } | |
334 | ||
50d16976 JA |
335 | static int accept_loop(int listen_sk) |
336 | { | |
337 | struct sockaddr addr; | |
338 | unsigned int len = sizeof(addr); | |
009b1be4 | 339 | struct pollfd pfd; |
132159a5 | 340 | int ret, sk, flags, exitval = 0; |
50d16976 | 341 | |
009b1be4 JA |
342 | flags = fcntl(listen_sk, F_GETFL); |
343 | flags |= O_NONBLOCK; | |
344 | fcntl(listen_sk, F_SETFL, flags); | |
50d16976 | 345 | again: |
009b1be4 JA |
346 | pfd.fd = listen_sk; |
347 | pfd.events = POLLIN; | |
348 | do { | |
349 | ret = poll(&pfd, 1, 100); | |
350 | if (ret < 0) { | |
351 | if (errno == EINTR) | |
352 | break; | |
fcee5ff6 | 353 | log_err("fio: poll: %s\n", strerror(errno)); |
009b1be4 JA |
354 | goto out; |
355 | } else if (!ret) | |
356 | continue; | |
357 | ||
358 | if (pfd.revents & POLLIN) | |
359 | break; | |
360 | } while (!exit_backend); | |
361 | ||
362 | if (exit_backend) | |
363 | goto out; | |
364 | ||
50d16976 | 365 | sk = accept(listen_sk, &addr, &len); |
50d16976 | 366 | if (sk < 0) { |
690e09ae | 367 | log_err("fio: accept: %s\n", strerror(errno)); |
50d16976 JA |
368 | return -1; |
369 | } | |
370 | ||
46c48f1f JA |
371 | dprint(FD_NET, "server got a connection\n"); |
372 | ||
37db14fe JA |
373 | server_fd = sk; |
374 | ||
cc0df00a JA |
375 | printf("handle\n"); |
376 | ||
132159a5 | 377 | exitval = handle_connection(sk); |
50d16976 | 378 | |
cc0df00a JA |
379 | printf("out, exit %d\n", exitval); |
380 | ||
37db14fe | 381 | server_fd = -1; |
50d16976 | 382 | close(sk); |
5c341e9a | 383 | |
009b1be4 | 384 | if (!exit_backend) |
5c341e9a JA |
385 | goto again; |
386 | ||
009b1be4 | 387 | out: |
132159a5 | 388 | return exitval; |
50d16976 JA |
389 | } |
390 | ||
e46d8091 | 391 | static int fio_server(void) |
50d16976 JA |
392 | { |
393 | struct sockaddr_in saddr_in; | |
394 | struct sockaddr addr; | |
395 | unsigned int len; | |
afcf7758 | 396 | int sk, opt, ret; |
50d16976 | 397 | |
46c48f1f JA |
398 | dprint(FD_NET, "starting server\n"); |
399 | ||
50d16976 JA |
400 | sk = socket(AF_INET, SOCK_STREAM, 0); |
401 | if (sk < 0) { | |
690e09ae | 402 | log_err("fio: socket: %s\n", strerror(errno)); |
50d16976 JA |
403 | return -1; |
404 | } | |
405 | ||
406 | opt = 1; | |
407 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0) { | |
690e09ae | 408 | log_err("fio: setsockopt: %s\n", strerror(errno)); |
50d16976 JA |
409 | return -1; |
410 | } | |
411 | #ifdef SO_REUSEPORT | |
412 | if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { | |
690e09ae | 413 | log_err("fio: setsockopt: %s\n", strerror(errno)); |
50d16976 JA |
414 | return 1; |
415 | } | |
416 | #endif | |
417 | ||
418 | saddr_in.sin_family = AF_INET; | |
419 | saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); | |
132159a5 | 420 | saddr_in.sin_port = htons(fio_net_port); |
50d16976 JA |
421 | |
422 | if (bind(sk, (struct sockaddr *) &saddr_in, sizeof(saddr_in)) < 0) { | |
690e09ae | 423 | log_err("fio: bind: %s\n", strerror(errno)); |
50d16976 JA |
424 | return -1; |
425 | } | |
426 | ||
427 | if (listen(sk, 1) < 0) { | |
690e09ae | 428 | log_err("fio: listen: %s\n", strerror(errno)); |
50d16976 JA |
429 | return -1; |
430 | } | |
431 | ||
432 | len = sizeof(addr); | |
433 | if (getsockname(sk, &addr, &len) < 0) { | |
690e09ae | 434 | log_err("fio: getsockname: %s\n", strerror(errno)); |
50d16976 JA |
435 | return -1; |
436 | } | |
437 | ||
afcf7758 JA |
438 | ret = accept_loop(sk); |
439 | close(sk); | |
440 | return ret; | |
50d16976 | 441 | } |
37db14fe | 442 | |
142575e6 | 443 | int fio_server_text_output(const char *buf, unsigned int len) |
37db14fe | 444 | { |
337d75a8 JA |
445 | if (server_fd != -1) |
446 | return fio_net_send_cmd(server_fd, FIO_NET_CMD_TEXT, buf, len); | |
447 | ||
448 | return 0; | |
142575e6 JA |
449 | } |
450 | ||
a64e88da JA |
451 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
452 | { | |
453 | dst->max_val = cpu_to_le64(src->max_val); | |
454 | dst->min_val = cpu_to_le64(src->min_val); | |
455 | dst->samples = cpu_to_le64(src->samples); | |
456 | /* FIXME */ | |
ddcc0b69 JA |
457 | dst->mean = __cpu_to_le64(src->mean); |
458 | dst->S = __cpu_to_le64(src->S); | |
a64e88da JA |
459 | } |
460 | ||
461 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
462 | { | |
463 | int i; | |
464 | ||
465 | for (i = 0; i < 2; i++) { | |
466 | dst->max_run[i] = cpu_to_le64(src->max_run[i]); | |
467 | dst->min_run[i] = cpu_to_le64(src->min_run[i]); | |
468 | dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); | |
469 | dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); | |
470 | dst->io_kb[i] = cpu_to_le64(src->io_kb[i]); | |
471 | dst->agg[i] = cpu_to_le64(src->agg[i]); | |
472 | } | |
473 | ||
474 | dst->kb_base = cpu_to_le32(src->kb_base); | |
475 | dst->groupid = cpu_to_le32(src->groupid); | |
476 | } | |
477 | ||
478 | /* | |
479 | * Send a CMD_TS, which packs struct thread_stat and group_run_stats | |
480 | * into a single payload. | |
481 | */ | |
482 | void fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) | |
483 | { | |
484 | struct cmd_ts_pdu p; | |
485 | int i, j; | |
486 | ||
487 | strcpy(p.ts.name, ts->name); | |
488 | strcpy(p.ts.verror, ts->verror); | |
489 | strcpy(p.ts.description, ts->description); | |
490 | ||
ddcc0b69 | 491 | p.ts.error = cpu_to_le32(ts->error); |
a64e88da | 492 | p.ts.groupid = cpu_to_le32(ts->groupid); |
ddcc0b69 | 493 | p.ts.pid = cpu_to_le32(ts->pid); |
a64e88da JA |
494 | p.ts.members = cpu_to_le32(ts->members); |
495 | ||
496 | for (i = 0; i < 2; i++) { | |
497 | convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); | |
498 | convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); | |
499 | convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); | |
500 | convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); | |
501 | } | |
502 | ||
503 | p.ts.usr_time = cpu_to_le64(ts->usr_time); | |
504 | p.ts.sys_time = cpu_to_le64(ts->sys_time); | |
505 | p.ts.ctx = cpu_to_le64(ts->ctx); | |
506 | p.ts.minf = cpu_to_le64(ts->minf); | |
507 | p.ts.majf = cpu_to_le64(ts->majf); | |
508 | p.ts.clat_percentiles = cpu_to_le64(ts->clat_percentiles); | |
509 | p.ts.percentile_list = NULL; | |
510 | ||
511 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
512 | p.ts.io_u_map[i] = cpu_to_le32(ts->io_u_map[i]); | |
513 | p.ts.io_u_submit[i] = cpu_to_le32(ts->io_u_submit[i]); | |
514 | p.ts.io_u_complete[i] = cpu_to_le32(ts->io_u_complete[i]); | |
515 | } | |
516 | ||
517 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
518 | p.ts.io_u_lat_u[i] = cpu_to_le32(ts->io_u_lat_u[i]); | |
519 | p.ts.io_u_lat_m[i] = cpu_to_le32(ts->io_u_lat_m[i]); | |
520 | } | |
521 | ||
522 | for (i = 0; i < 2; i++) | |
523 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
524 | p.ts.io_u_plat[i][j] = cpu_to_le32(ts->io_u_plat[i][j]); | |
525 | ||
526 | for (i = 0; i < 3; i++) { | |
527 | p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); | |
93eee04a | 528 | p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); |
a64e88da JA |
529 | } |
530 | ||
93eee04a | 531 | p.ts.total_submit = cpu_to_le64(ts->total_submit); |
a64e88da JA |
532 | p.ts.total_complete = cpu_to_le64(ts->total_complete); |
533 | ||
534 | for (i = 0; i < 2; i++) { | |
535 | p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); | |
536 | p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); | |
537 | } | |
538 | ||
539 | p.ts.total_run_time = cpu_to_le64(ts->total_run_time); | |
540 | p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); | |
541 | p.ts.total_err_count = cpu_to_le64(ts->total_err_count); | |
ddcc0b69 JA |
542 | p.ts.first_error = cpu_to_le32(ts->first_error); |
543 | p.ts.kb_base = cpu_to_le32(ts->kb_base); | |
a64e88da JA |
544 | |
545 | convert_gs(&p.rs, rs); | |
546 | ||
547 | fio_net_send_cmd(server_fd, FIO_NET_CMD_TS, &p, sizeof(p)); | |
548 | } | |
549 | ||
550 | void fio_server_send_gs(struct group_run_stats *rs) | |
551 | { | |
552 | struct group_run_stats gs; | |
553 | ||
554 | convert_gs(&gs, rs); | |
555 | fio_net_send_cmd(server_fd, FIO_NET_CMD_GS, &gs, sizeof(gs)); | |
556 | } | |
557 | ||
cf451d1e JA |
558 | void fio_server_send_status(void) |
559 | { | |
1d1f45ae JA |
560 | struct jobs_eta *je; |
561 | size_t size; | |
562 | void *buf; | |
cf451d1e JA |
563 | int i; |
564 | ||
1d1f45ae JA |
565 | size = sizeof(*je) + thread_number * sizeof(char); |
566 | buf = malloc(size); | |
567 | memset(buf, 0, size); | |
568 | je = buf; | |
569 | ||
570 | if (!calc_thread_status(je)) { | |
571 | free(je); | |
cf451d1e | 572 | return; |
1d1f45ae | 573 | } |
cf451d1e | 574 | |
1d1f45ae JA |
575 | je->nr_running = cpu_to_le32(je->nr_running); |
576 | je->nr_ramp = cpu_to_le32(je->nr_ramp); | |
577 | je->nr_pending = cpu_to_le32(je->nr_pending); | |
578 | je->files_open = cpu_to_le32(je->files_open); | |
579 | je->m_rate = cpu_to_le32(je->m_rate); | |
580 | je->t_rate = cpu_to_le32(je->t_rate); | |
581 | je->m_iops = cpu_to_le32(je->m_iops); | |
582 | je->t_iops = cpu_to_le32(je->t_iops); | |
cf451d1e JA |
583 | |
584 | for (i = 0; i < 2; i++) { | |
1d1f45ae JA |
585 | je->rate[i] = cpu_to_le32(je->rate[i]); |
586 | je->iops[i] = cpu_to_le32(je->iops[i]); | |
cf451d1e JA |
587 | } |
588 | ||
1d1f45ae JA |
589 | je->elapsed_sec = cpu_to_le32(je->nr_running); |
590 | je->eta_sec = cpu_to_le64(je->eta_sec); | |
cf451d1e | 591 | |
1d1f45ae JA |
592 | fio_net_send_cmd(server_fd, FIO_NET_CMD_ETA, buf, size); |
593 | free(je); | |
cf451d1e JA |
594 | } |
595 | ||
142575e6 JA |
596 | int fio_server_log(const char *format, ...) |
597 | { | |
598 | char buffer[1024]; | |
599 | va_list args; | |
82fa6b21 | 600 | size_t len; |
142575e6 JA |
601 | |
602 | va_start(args, format); | |
82fa6b21 | 603 | len = vsnprintf(buffer, sizeof(buffer), format, args); |
142575e6 JA |
604 | va_end(args); |
605 | ||
82fa6b21 | 606 | return fio_server_text_output(buffer, len); |
37db14fe | 607 | } |
e46d8091 JA |
608 | |
609 | int fio_start_server(int daemonize) | |
610 | { | |
611 | pid_t pid; | |
612 | ||
613 | if (!daemonize) | |
614 | return fio_server(); | |
615 | ||
616 | openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); | |
617 | pid = fork(); | |
618 | if (pid < 0) { | |
619 | syslog(LOG_ERR, "failed server fork"); | |
620 | return 1; | |
621 | } else if (pid) | |
622 | exit(0); | |
623 | ||
624 | setsid(); | |
625 | close(STDIN_FILENO); | |
626 | close(STDOUT_FILENO); | |
627 | close(STDERR_FILENO); | |
628 | f_out = NULL; | |
629 | f_err = NULL; | |
630 | log_syslog = 1; | |
631 | return fio_server(); | |
632 | } |