Commit | Line | Data |
---|---|---|
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 | */ | |
70e0c316 | 114 | struct fio_net_cmd *fio_net_recv_cmd(int sk, int block) |
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 { | |
70e0c316 JA |
129 | int timeo = block ? 100 : 10; |
130 | ||
131 | ret = poll(&pfd, 1, timeo); | |
cc0df00a | 132 | if (ret < 0) { |
5fc58b05 JA |
133 | if (errno == EINTR) |
134 | break; | |
cc0df00a JA |
135 | log_err("fio: poll: %s\n", strerror(errno)); |
136 | break; | |
70e0c316 JA |
137 | } else if (!ret) { |
138 | if (!block) | |
139 | return NULL; | |
cc0df00a | 140 | continue; |
70e0c316 | 141 | } |
cc0df00a JA |
142 | |
143 | if (pfd.revents & POLLIN) | |
144 | break; | |
145 | if (pfd.revents & (POLLERR|POLLHUP)) { | |
146 | ret = 1; | |
147 | break; | |
148 | } | |
70e0c316 | 149 | } while (ret >= 0 && block); |
cc0df00a JA |
150 | |
151 | if (ret < 0) | |
152 | break; | |
153 | ||
a64e88da JA |
154 | ret = fio_recv_data(sk, &cmd, sizeof(cmd)); |
155 | if (ret) | |
156 | break; | |
132159a5 | 157 | |
a64e88da JA |
158 | /* We have a command, verify it and swap if need be */ |
159 | ret = verify_convert_cmd(&cmd); | |
160 | if (ret) | |
161 | break; | |
132159a5 | 162 | |
0b8f30a5 JA |
163 | if (first) { |
164 | /* if this is text, add room for \0 at the end */ | |
165 | cmd_size = sizeof(cmd) + cmd.pdu_len + 1; | |
166 | assert(!cmdret); | |
167 | } else | |
a64e88da | 168 | cmd_size += cmd.pdu_len; |
132159a5 | 169 | |
a64e88da | 170 | cmdret = realloc(cmdret, cmd_size); |
132159a5 | 171 | |
a64e88da JA |
172 | if (first) |
173 | memcpy(cmdret, &cmd, sizeof(cmd)); | |
174 | else | |
175 | assert(cmdret->opcode == cmd.opcode); | |
176 | ||
177 | if (!cmd.pdu_len) | |
178 | break; | |
179 | ||
180 | /* There's payload, get it */ | |
181 | pdu = (void *) cmdret->payload + pdu_offset; | |
182 | ret = fio_recv_data(sk, pdu, cmd.pdu_len); | |
183 | if (ret) | |
184 | break; | |
185 | ||
186 | /* Verify payload crc */ | |
187 | crc = crc16(pdu, cmd.pdu_len); | |
188 | if (crc != cmd.pdu_crc16) { | |
189 | log_err("fio: server bad crc on payload "); | |
190 | log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); | |
191 | ret = 1; | |
192 | break; | |
193 | } | |
194 | ||
195 | pdu_offset += cmd.pdu_len; | |
817f06bb JA |
196 | if (!first) |
197 | cmdret->pdu_len += cmd.pdu_len; | |
a64e88da JA |
198 | first = 0; |
199 | } while (cmd.flags & FIO_NET_CMD_F_MORE); | |
132159a5 | 200 | |
a64e88da JA |
201 | if (ret) { |
202 | free(cmdret); | |
203 | cmdret = NULL; | |
0b8f30a5 JA |
204 | } else if (cmdret) { |
205 | /* zero-terminate text input */ | |
206 | if (cmdret->pdu_len && (cmdret->opcode == FIO_NET_CMD_TEXT || | |
207 | cmdret->opcode == FIO_NET_CMD_JOB)) { | |
208 | char *buf = (char *) cmdret->payload; | |
209 | ||
210 | buf[cmdret->pdu_len ] = '\0'; | |
211 | } | |
212 | /* frag flag is internal */ | |
a64e88da | 213 | cmdret->flags &= ~FIO_NET_CMD_F_MORE; |
0b8f30a5 | 214 | } |
a64e88da JA |
215 | |
216 | return cmdret; | |
132159a5 JA |
217 | } |
218 | ||
219 | void fio_net_cmd_crc(struct fio_net_cmd *cmd) | |
220 | { | |
221 | uint32_t pdu_len; | |
222 | ||
ddcc0b69 | 223 | cmd->cmd_crc16 = __cpu_to_le16(crc16(cmd, FIO_NET_CMD_CRC_SZ)); |
132159a5 JA |
224 | |
225 | pdu_len = le32_to_cpu(cmd->pdu_len); | |
226 | if (pdu_len) | |
ddcc0b69 | 227 | cmd->pdu_crc16 = __cpu_to_le16(crc16(cmd->payload, pdu_len)); |
132159a5 JA |
228 | } |
229 | ||
a64e88da | 230 | int fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size) |
794d69ca JA |
231 | { |
232 | struct fio_net_cmd *cmd; | |
233 | size_t this_len; | |
234 | int ret; | |
235 | ||
236 | do { | |
237 | this_len = size; | |
238 | if (this_len > FIO_SERVER_MAX_PDU) | |
239 | this_len = FIO_SERVER_MAX_PDU; | |
240 | ||
241 | cmd = malloc(sizeof(*cmd) + this_len); | |
242 | ||
243 | fio_init_net_cmd(cmd, opcode, buf, this_len); | |
244 | ||
245 | if (this_len < size) | |
ddcc0b69 | 246 | cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); |
794d69ca JA |
247 | |
248 | fio_net_cmd_crc(cmd); | |
249 | ||
250 | ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); | |
251 | free(cmd); | |
252 | size -= this_len; | |
253 | buf += this_len; | |
254 | } while (!ret && size); | |
255 | ||
256 | return ret; | |
257 | } | |
258 | ||
cc0df00a | 259 | int fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t serial) |
132159a5 JA |
260 | { |
261 | struct fio_net_cmd cmd = { | |
ddcc0b69 | 262 | .version = __cpu_to_le16(FIO_SERVER_VER1), |
132159a5 | 263 | .opcode = cpu_to_le16(opcode), |
bdab4441 | 264 | .serial = cpu_to_le64(serial), |
132159a5 JA |
265 | }; |
266 | ||
267 | fio_net_cmd_crc(&cmd); | |
268 | ||
269 | return fio_send_data(sk, &cmd, sizeof(cmd)); | |
270 | } | |
271 | ||
9abea48b | 272 | static int fio_server_send_quit_cmd(void) |
437377e1 | 273 | { |
46c48f1f | 274 | dprint(FD_NET, "server: sending quit\n"); |
cc0df00a | 275 | return fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_QUIT, 0); |
437377e1 JA |
276 | } |
277 | ||
0b8f30a5 | 278 | static int handle_job_cmd(struct fio_net_cmd *cmd) |
132159a5 | 279 | { |
0b8f30a5 | 280 | char *buf = (char *) cmd->payload; |
a64e88da | 281 | int ret; |
132159a5 | 282 | |
81179eec JA |
283 | if (parse_jobs_ini(buf, 1, 0)) |
284 | return -1; | |
285 | ||
286 | fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_START, 0); | |
287 | ||
288 | ret = exec_run(); | |
9abea48b | 289 | fio_server_send_quit_cmd(); |
81179eec JA |
290 | reset_fio_state(); |
291 | return ret; | |
292 | } | |
293 | ||
294 | static int handle_jobline_cmd(struct fio_net_cmd *cmd) | |
295 | { | |
296 | struct cmd_line_pdu *pdu = (struct cmd_line_pdu *) cmd->payload; | |
297 | char *argv[FIO_NET_CMD_JOBLINE_ARGV]; | |
298 | int ret, i; | |
299 | ||
300 | pdu->argc = le16_to_cpu(pdu->argc); | |
301 | ||
39e8e016 JA |
302 | dprint(FD_NET, "server: %d command line args\n", pdu->argc); |
303 | ||
304 | for (i = 0; i < pdu->argc; i++) { | |
81179eec | 305 | argv[i] = (char *) pdu->argv[i]; |
39e8e016 JA |
306 | dprint(FD_NET, "server: %d: %s\n", i, argv[i]); |
307 | } | |
81179eec JA |
308 | |
309 | if (parse_cmd_line(pdu->argc, argv)) | |
310 | return -1; | |
311 | ||
312 | fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_START, 0); | |
313 | ||
794d69ca | 314 | ret = exec_run(); |
9abea48b | 315 | fio_server_send_quit_cmd(); |
794d69ca | 316 | reset_fio_state(); |
132159a5 JA |
317 | return ret; |
318 | } | |
319 | ||
c28e8e8c JA |
320 | static int handle_probe_cmd(struct fio_net_cmd *cmd) |
321 | { | |
322 | struct cmd_probe_pdu probe; | |
323 | ||
324 | memset(&probe, 0, sizeof(probe)); | |
325 | gethostname((char *) probe.hostname, sizeof(probe.hostname)); | |
81179eec JA |
326 | probe.fio_major = FIO_MAJOR; |
327 | probe.fio_minor = FIO_MINOR; | |
328 | probe.fio_patch = FIO_PATCH; | |
c28e8e8c JA |
329 | |
330 | return fio_net_send_cmd(server_fd, FIO_NET_CMD_PROBE, &probe, sizeof(probe)); | |
331 | } | |
332 | ||
132159a5 JA |
333 | static int handle_command(struct fio_net_cmd *cmd) |
334 | { | |
335 | int ret; | |
336 | ||
46c48f1f JA |
337 | dprint(FD_NET, "server: got opcode %d\n", cmd->opcode); |
338 | ||
132159a5 JA |
339 | switch (cmd->opcode) { |
340 | case FIO_NET_CMD_QUIT: | |
cc0df00a | 341 | fio_terminate_threads(TERMINATE_ALL); |
c28e8e8c | 342 | return -1; |
d7959186 | 343 | case FIO_NET_CMD_EXIT: |
132159a5 | 344 | exit_backend = 1; |
c28e8e8c | 345 | return -1; |
132159a5 | 346 | case FIO_NET_CMD_JOB: |
0b8f30a5 | 347 | ret = handle_job_cmd(cmd); |
132159a5 | 348 | break; |
81179eec JA |
349 | case FIO_NET_CMD_JOBLINE: |
350 | ret = handle_jobline_cmd(cmd); | |
351 | break; | |
c28e8e8c JA |
352 | case FIO_NET_CMD_PROBE: |
353 | ret = handle_probe_cmd(cmd); | |
354 | break; | |
132159a5 JA |
355 | default: |
356 | log_err("fio: unknown opcode: %d\n", cmd->opcode); | |
357 | ret = 1; | |
358 | } | |
359 | ||
360 | return ret; | |
361 | } | |
362 | ||
70e0c316 | 363 | static int handle_connection(int sk, int block) |
132159a5 JA |
364 | { |
365 | struct fio_net_cmd *cmd = NULL; | |
366 | int ret = 0; | |
367 | ||
368 | /* read forever */ | |
369 | while (!exit_backend) { | |
70e0c316 | 370 | cmd = fio_net_recv_cmd(sk, block); |
132159a5 | 371 | if (!cmd) { |
c28e8e8c | 372 | ret = -1; |
132159a5 JA |
373 | break; |
374 | } | |
375 | ||
132159a5 JA |
376 | ret = handle_command(cmd); |
377 | if (ret) | |
378 | break; | |
379 | ||
380 | free(cmd); | |
c77a99e7 | 381 | cmd = NULL; |
132159a5 JA |
382 | } |
383 | ||
384 | if (cmd) | |
385 | free(cmd); | |
386 | ||
387 | return ret; | |
388 | } | |
389 | ||
cc0df00a JA |
390 | void fio_server_idle_loop(void) |
391 | { | |
392 | if (server_fd != -1) | |
70e0c316 | 393 | handle_connection(server_fd, 0); |
cc0df00a JA |
394 | } |
395 | ||
50d16976 JA |
396 | static int accept_loop(int listen_sk) |
397 | { | |
398 | struct sockaddr addr; | |
399 | unsigned int len = sizeof(addr); | |
009b1be4 | 400 | struct pollfd pfd; |
132159a5 | 401 | int ret, sk, flags, exitval = 0; |
50d16976 | 402 | |
60efd14e JA |
403 | dprint(FD_NET, "server enter accept loop\n"); |
404 | ||
009b1be4 JA |
405 | flags = fcntl(listen_sk, F_GETFL); |
406 | flags |= O_NONBLOCK; | |
407 | fcntl(listen_sk, F_SETFL, flags); | |
50d16976 | 408 | again: |
009b1be4 JA |
409 | pfd.fd = listen_sk; |
410 | pfd.events = POLLIN; | |
411 | do { | |
412 | ret = poll(&pfd, 1, 100); | |
413 | if (ret < 0) { | |
414 | if (errno == EINTR) | |
415 | break; | |
fcee5ff6 | 416 | log_err("fio: poll: %s\n", strerror(errno)); |
009b1be4 JA |
417 | goto out; |
418 | } else if (!ret) | |
419 | continue; | |
420 | ||
421 | if (pfd.revents & POLLIN) | |
422 | break; | |
423 | } while (!exit_backend); | |
424 | ||
425 | if (exit_backend) | |
426 | goto out; | |
427 | ||
50d16976 | 428 | sk = accept(listen_sk, &addr, &len); |
50d16976 | 429 | if (sk < 0) { |
690e09ae | 430 | log_err("fio: accept: %s\n", strerror(errno)); |
50d16976 JA |
431 | return -1; |
432 | } | |
433 | ||
46c48f1f JA |
434 | dprint(FD_NET, "server got a connection\n"); |
435 | ||
37db14fe JA |
436 | server_fd = sk; |
437 | ||
70e0c316 | 438 | exitval = handle_connection(sk, 1); |
50d16976 | 439 | |
37db14fe | 440 | server_fd = -1; |
50d16976 | 441 | close(sk); |
5c341e9a | 442 | |
009b1be4 | 443 | if (!exit_backend) |
5c341e9a JA |
444 | goto again; |
445 | ||
009b1be4 | 446 | out: |
132159a5 | 447 | return exitval; |
50d16976 JA |
448 | } |
449 | ||
142575e6 | 450 | int fio_server_text_output(const char *buf, unsigned int len) |
37db14fe | 451 | { |
337d75a8 JA |
452 | if (server_fd != -1) |
453 | return fio_net_send_cmd(server_fd, FIO_NET_CMD_TEXT, buf, len); | |
454 | ||
455 | return 0; | |
142575e6 JA |
456 | } |
457 | ||
a64e88da JA |
458 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
459 | { | |
460 | dst->max_val = cpu_to_le64(src->max_val); | |
461 | dst->min_val = cpu_to_le64(src->min_val); | |
462 | dst->samples = cpu_to_le64(src->samples); | |
463 | /* FIXME */ | |
ddcc0b69 JA |
464 | dst->mean = __cpu_to_le64(src->mean); |
465 | dst->S = __cpu_to_le64(src->S); | |
a64e88da JA |
466 | } |
467 | ||
468 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
469 | { | |
470 | int i; | |
471 | ||
472 | for (i = 0; i < 2; i++) { | |
473 | dst->max_run[i] = cpu_to_le64(src->max_run[i]); | |
474 | dst->min_run[i] = cpu_to_le64(src->min_run[i]); | |
475 | dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); | |
476 | dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); | |
477 | dst->io_kb[i] = cpu_to_le64(src->io_kb[i]); | |
478 | dst->agg[i] = cpu_to_le64(src->agg[i]); | |
479 | } | |
480 | ||
481 | dst->kb_base = cpu_to_le32(src->kb_base); | |
482 | dst->groupid = cpu_to_le32(src->groupid); | |
483 | } | |
484 | ||
485 | /* | |
486 | * Send a CMD_TS, which packs struct thread_stat and group_run_stats | |
487 | * into a single payload. | |
488 | */ | |
489 | void fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) | |
490 | { | |
491 | struct cmd_ts_pdu p; | |
492 | int i, j; | |
493 | ||
60efd14e JA |
494 | dprint(FD_NET, "server sending end stats\n"); |
495 | ||
317b3c8b JA |
496 | memset(&p, 0, sizeof(p)); |
497 | ||
a64e88da JA |
498 | strcpy(p.ts.name, ts->name); |
499 | strcpy(p.ts.verror, ts->verror); | |
500 | strcpy(p.ts.description, ts->description); | |
501 | ||
ddcc0b69 | 502 | p.ts.error = cpu_to_le32(ts->error); |
a64e88da | 503 | p.ts.groupid = cpu_to_le32(ts->groupid); |
ddcc0b69 | 504 | p.ts.pid = cpu_to_le32(ts->pid); |
a64e88da JA |
505 | p.ts.members = cpu_to_le32(ts->members); |
506 | ||
507 | for (i = 0; i < 2; i++) { | |
508 | convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); | |
509 | convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); | |
510 | convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); | |
511 | convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); | |
512 | } | |
513 | ||
514 | p.ts.usr_time = cpu_to_le64(ts->usr_time); | |
515 | p.ts.sys_time = cpu_to_le64(ts->sys_time); | |
516 | p.ts.ctx = cpu_to_le64(ts->ctx); | |
517 | p.ts.minf = cpu_to_le64(ts->minf); | |
518 | p.ts.majf = cpu_to_le64(ts->majf); | |
519 | p.ts.clat_percentiles = cpu_to_le64(ts->clat_percentiles); | |
520 | p.ts.percentile_list = NULL; | |
521 | ||
522 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
523 | p.ts.io_u_map[i] = cpu_to_le32(ts->io_u_map[i]); | |
524 | p.ts.io_u_submit[i] = cpu_to_le32(ts->io_u_submit[i]); | |
525 | p.ts.io_u_complete[i] = cpu_to_le32(ts->io_u_complete[i]); | |
526 | } | |
527 | ||
528 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
529 | p.ts.io_u_lat_u[i] = cpu_to_le32(ts->io_u_lat_u[i]); | |
530 | p.ts.io_u_lat_m[i] = cpu_to_le32(ts->io_u_lat_m[i]); | |
531 | } | |
532 | ||
533 | for (i = 0; i < 2; i++) | |
534 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
535 | p.ts.io_u_plat[i][j] = cpu_to_le32(ts->io_u_plat[i][j]); | |
536 | ||
537 | for (i = 0; i < 3; i++) { | |
538 | p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); | |
93eee04a | 539 | p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); |
a64e88da JA |
540 | } |
541 | ||
93eee04a | 542 | p.ts.total_submit = cpu_to_le64(ts->total_submit); |
a64e88da JA |
543 | p.ts.total_complete = cpu_to_le64(ts->total_complete); |
544 | ||
545 | for (i = 0; i < 2; i++) { | |
546 | p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); | |
547 | p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); | |
548 | } | |
549 | ||
550 | p.ts.total_run_time = cpu_to_le64(ts->total_run_time); | |
551 | p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); | |
552 | p.ts.total_err_count = cpu_to_le64(ts->total_err_count); | |
ddcc0b69 JA |
553 | p.ts.first_error = cpu_to_le32(ts->first_error); |
554 | p.ts.kb_base = cpu_to_le32(ts->kb_base); | |
a64e88da JA |
555 | |
556 | convert_gs(&p.rs, rs); | |
557 | ||
558 | fio_net_send_cmd(server_fd, FIO_NET_CMD_TS, &p, sizeof(p)); | |
559 | } | |
560 | ||
561 | void fio_server_send_gs(struct group_run_stats *rs) | |
562 | { | |
563 | struct group_run_stats gs; | |
564 | ||
60efd14e JA |
565 | dprint(FD_NET, "server sending group run stats\n"); |
566 | ||
a64e88da JA |
567 | convert_gs(&gs, rs); |
568 | fio_net_send_cmd(server_fd, FIO_NET_CMD_GS, &gs, sizeof(gs)); | |
569 | } | |
570 | ||
cf451d1e JA |
571 | void fio_server_send_status(void) |
572 | { | |
1d1f45ae JA |
573 | struct jobs_eta *je; |
574 | size_t size; | |
575 | void *buf; | |
cf451d1e JA |
576 | int i; |
577 | ||
1d1f45ae JA |
578 | size = sizeof(*je) + thread_number * sizeof(char); |
579 | buf = malloc(size); | |
580 | memset(buf, 0, size); | |
581 | je = buf; | |
582 | ||
583 | if (!calc_thread_status(je)) { | |
584 | free(je); | |
cf451d1e | 585 | return; |
1d1f45ae | 586 | } |
cf451d1e | 587 | |
60efd14e JA |
588 | dprint(FD_NET, "server sending status\n"); |
589 | ||
1d1f45ae JA |
590 | je->nr_running = cpu_to_le32(je->nr_running); |
591 | je->nr_ramp = cpu_to_le32(je->nr_ramp); | |
592 | je->nr_pending = cpu_to_le32(je->nr_pending); | |
593 | je->files_open = cpu_to_le32(je->files_open); | |
594 | je->m_rate = cpu_to_le32(je->m_rate); | |
595 | je->t_rate = cpu_to_le32(je->t_rate); | |
596 | je->m_iops = cpu_to_le32(je->m_iops); | |
597 | je->t_iops = cpu_to_le32(je->t_iops); | |
cf451d1e JA |
598 | |
599 | for (i = 0; i < 2; i++) { | |
1d1f45ae JA |
600 | je->rate[i] = cpu_to_le32(je->rate[i]); |
601 | je->iops[i] = cpu_to_le32(je->iops[i]); | |
cf451d1e JA |
602 | } |
603 | ||
1d1f45ae JA |
604 | je->elapsed_sec = cpu_to_le32(je->nr_running); |
605 | je->eta_sec = cpu_to_le64(je->eta_sec); | |
cf451d1e | 606 | |
1d1f45ae JA |
607 | fio_net_send_cmd(server_fd, FIO_NET_CMD_ETA, buf, size); |
608 | free(je); | |
cf451d1e JA |
609 | } |
610 | ||
142575e6 JA |
611 | int fio_server_log(const char *format, ...) |
612 | { | |
613 | char buffer[1024]; | |
614 | va_list args; | |
82fa6b21 | 615 | size_t len; |
142575e6 | 616 | |
60efd14e JA |
617 | dprint(FD_NET, "server log\n"); |
618 | ||
142575e6 | 619 | va_start(args, format); |
82fa6b21 | 620 | len = vsnprintf(buffer, sizeof(buffer), format, args); |
142575e6 JA |
621 | va_end(args); |
622 | ||
82fa6b21 | 623 | return fio_server_text_output(buffer, len); |
37db14fe | 624 | } |
e46d8091 | 625 | |
81179eec JA |
626 | static int fio_server(void) |
627 | { | |
628 | struct sockaddr_in saddr_in; | |
629 | struct sockaddr addr; | |
630 | unsigned int len; | |
631 | int sk, opt, ret; | |
632 | ||
633 | dprint(FD_NET, "starting server\n"); | |
634 | ||
635 | sk = socket(AF_INET, SOCK_STREAM, 0); | |
636 | if (sk < 0) { | |
637 | log_err("fio: socket: %s\n", strerror(errno)); | |
638 | return -1; | |
639 | } | |
640 | ||
641 | opt = 1; | |
642 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0) { | |
643 | log_err("fio: setsockopt: %s\n", strerror(errno)); | |
644 | return -1; | |
645 | } | |
646 | #ifdef SO_REUSEPORT | |
647 | if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { | |
648 | log_err("fio: setsockopt: %s\n", strerror(errno)); | |
649 | return -1; | |
650 | } | |
651 | #endif | |
652 | ||
653 | saddr_in.sin_family = AF_INET; | |
654 | saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); | |
655 | saddr_in.sin_port = htons(fio_net_port); | |
656 | ||
657 | if (bind(sk, (struct sockaddr *) &saddr_in, sizeof(saddr_in)) < 0) { | |
658 | log_err("fio: bind: %s\n", strerror(errno)); | |
659 | return -1; | |
660 | } | |
661 | ||
662 | if (listen(sk, 1) < 0) { | |
663 | log_err("fio: listen: %s\n", strerror(errno)); | |
664 | return -1; | |
665 | } | |
666 | ||
667 | len = sizeof(addr); | |
668 | if (getsockname(sk, &addr, &len) < 0) { | |
669 | log_err("fio: getsockname: %s\n", strerror(errno)); | |
670 | return -1; | |
671 | } | |
672 | ||
673 | ret = accept_loop(sk); | |
674 | close(sk); | |
675 | return ret; | |
676 | } | |
677 | ||
9abea48b JA |
678 | static void sig_int(int sig) |
679 | { | |
680 | fio_terminate_threads(TERMINATE_ALL); | |
681 | exit_backend = 1; | |
682 | } | |
683 | ||
684 | static void server_signal_handler(void) | |
685 | { | |
686 | struct sigaction act; | |
687 | ||
688 | memset(&act, 0, sizeof(act)); | |
689 | act.sa_handler = sig_int; | |
690 | act.sa_flags = SA_RESTART; | |
691 | sigaction(SIGINT, &act, NULL); | |
692 | ||
693 | memset(&act, 0, sizeof(act)); | |
694 | act.sa_handler = sig_int; | |
695 | act.sa_flags = SA_RESTART; | |
696 | sigaction(SIGTERM, &act, NULL); | |
697 | } | |
698 | ||
e46d8091 JA |
699 | int fio_start_server(int daemonize) |
700 | { | |
701 | pid_t pid; | |
702 | ||
9abea48b JA |
703 | server_signal_handler(); |
704 | ||
e46d8091 JA |
705 | if (!daemonize) |
706 | return fio_server(); | |
707 | ||
708 | openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); | |
709 | pid = fork(); | |
710 | if (pid < 0) { | |
711 | syslog(LOG_ERR, "failed server fork"); | |
c28e8e8c | 712 | return -1; |
e46d8091 JA |
713 | } else if (pid) |
714 | exit(0); | |
715 | ||
716 | setsid(); | |
717 | close(STDIN_FILENO); | |
718 | close(STDOUT_FILENO); | |
719 | close(STDERR_FILENO); | |
720 | f_out = NULL; | |
721 | f_err = NULL; | |
722 | log_syslog = 1; | |
723 | return fio_server(); | |
724 | } |