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> | |
d05c4a03 | 11 | #include <sys/socket.h> |
50d16976 JA |
12 | #include <netinet/in.h> |
13 | #include <arpa/inet.h> | |
14 | #include <netdb.h> | |
e46d8091 | 15 | #include <syslog.h> |
9e22ecb0 | 16 | #include <signal.h> |
50d16976 JA |
17 | |
18 | #include "fio.h" | |
132159a5 | 19 | #include "server.h" |
fcee5ff6 | 20 | #include "crc/crc16.h" |
802ad4a8 | 21 | #include "ieee754.h" |
50d16976 | 22 | |
132159a5 | 23 | int fio_net_port = 8765; |
50d16976 | 24 | |
009b1be4 JA |
25 | int exit_backend = 0; |
26 | ||
46c48f1f | 27 | static int server_fd = -1; |
37db14fe | 28 | |
132159a5 JA |
29 | int fio_send_data(int sk, const void *p, unsigned int len) |
30 | { | |
794d69ca JA |
31 | assert(len <= sizeof(struct fio_net_cmd) + FIO_SERVER_MAX_PDU); |
32 | ||
132159a5 JA |
33 | do { |
34 | int ret = send(sk, p, len, 0); | |
35 | ||
36 | if (ret > 0) { | |
37 | len -= ret; | |
38 | if (!len) | |
39 | break; | |
40 | p += ret; | |
41 | continue; | |
42 | } else if (!ret) | |
43 | break; | |
44 | else if (errno == EAGAIN || errno == EINTR) | |
45 | continue; | |
46 | } while (!exit_backend); | |
47 | ||
48 | if (!len) | |
49 | return 0; | |
50 | ||
51 | return 1; | |
52 | } | |
53 | ||
54 | int fio_recv_data(int sk, void *p, unsigned int len) | |
55 | { | |
56 | do { | |
57 | int ret = recv(sk, p, len, MSG_WAITALL); | |
58 | ||
59 | if (ret > 0) { | |
60 | len -= ret; | |
61 | if (!len) | |
62 | break; | |
63 | p += ret; | |
64 | continue; | |
65 | } else if (!ret) | |
66 | break; | |
67 | else if (errno == EAGAIN || errno == EINTR) | |
68 | continue; | |
69 | } while (!exit_backend); | |
70 | ||
71 | if (!len) | |
72 | return 0; | |
73 | ||
74 | return -1; | |
75 | } | |
76 | ||
77 | static int verify_convert_cmd(struct fio_net_cmd *cmd) | |
78 | { | |
fcee5ff6 | 79 | uint16_t crc; |
132159a5 | 80 | |
fcee5ff6 JA |
81 | cmd->cmd_crc16 = le16_to_cpu(cmd->cmd_crc16); |
82 | cmd->pdu_crc16 = le16_to_cpu(cmd->pdu_crc16); | |
132159a5 | 83 | |
fcee5ff6 JA |
84 | crc = crc16(cmd, FIO_NET_CMD_CRC_SZ); |
85 | if (crc != cmd->cmd_crc16) { | |
132159a5 | 86 | log_err("fio: server bad crc on command (got %x, wanted %x)\n", |
fcee5ff6 | 87 | cmd->cmd_crc16, crc); |
132159a5 JA |
88 | return 1; |
89 | } | |
90 | ||
91 | cmd->version = le16_to_cpu(cmd->version); | |
92 | cmd->opcode = le16_to_cpu(cmd->opcode); | |
93 | cmd->flags = le32_to_cpu(cmd->flags); | |
94 | cmd->serial = le64_to_cpu(cmd->serial); | |
95 | cmd->pdu_len = le32_to_cpu(cmd->pdu_len); | |
96 | ||
97 | switch (cmd->version) { | |
98 | case FIO_SERVER_VER1: | |
99 | break; | |
100 | default: | |
101 | log_err("fio: bad server cmd version %d\n", cmd->version); | |
102 | return 1; | |
103 | } | |
104 | ||
105 | if (cmd->pdu_len > FIO_SERVER_MAX_PDU) { | |
106 | log_err("fio: command payload too large: %u\n", cmd->pdu_len); | |
107 | return 1; | |
108 | } | |
109 | ||
110 | return 0; | |
111 | } | |
112 | ||
a64e88da JA |
113 | /* |
114 | * Read (and defragment, if necessary) incoming commands | |
115 | */ | |
70e0c316 | 116 | struct fio_net_cmd *fio_net_recv_cmd(int sk, int block) |
132159a5 | 117 | { |
a64e88da JA |
118 | struct fio_net_cmd cmd, *cmdret = NULL; |
119 | size_t cmd_size = 0, pdu_offset = 0; | |
fcee5ff6 | 120 | uint16_t crc; |
a64e88da JA |
121 | int ret, first = 1; |
122 | void *pdu = NULL; | |
132159a5 | 123 | |
a64e88da | 124 | do { |
cc0df00a JA |
125 | struct pollfd pfd; |
126 | ||
127 | pfd.fd = sk; | |
128 | pfd.events = POLLIN; | |
129 | ret = 0; | |
130 | do { | |
70e0c316 JA |
131 | int timeo = block ? 100 : 10; |
132 | ||
133 | ret = poll(&pfd, 1, timeo); | |
cc0df00a | 134 | if (ret < 0) { |
5fc58b05 JA |
135 | if (errno == EINTR) |
136 | break; | |
cc0df00a JA |
137 | log_err("fio: poll: %s\n", strerror(errno)); |
138 | break; | |
70e0c316 JA |
139 | } else if (!ret) { |
140 | if (!block) | |
141 | return NULL; | |
cc0df00a | 142 | continue; |
70e0c316 | 143 | } |
cc0df00a JA |
144 | |
145 | if (pfd.revents & POLLIN) | |
146 | break; | |
147 | if (pfd.revents & (POLLERR|POLLHUP)) { | |
148 | ret = 1; | |
149 | break; | |
150 | } | |
70e0c316 | 151 | } while (ret >= 0 && block); |
cc0df00a JA |
152 | |
153 | if (ret < 0) | |
154 | break; | |
155 | ||
a64e88da JA |
156 | ret = fio_recv_data(sk, &cmd, sizeof(cmd)); |
157 | if (ret) | |
158 | break; | |
132159a5 | 159 | |
a64e88da JA |
160 | /* We have a command, verify it and swap if need be */ |
161 | ret = verify_convert_cmd(&cmd); | |
162 | if (ret) | |
163 | break; | |
132159a5 | 164 | |
0b8f30a5 JA |
165 | if (first) { |
166 | /* if this is text, add room for \0 at the end */ | |
167 | cmd_size = sizeof(cmd) + cmd.pdu_len + 1; | |
168 | assert(!cmdret); | |
169 | } else | |
a64e88da | 170 | cmd_size += cmd.pdu_len; |
132159a5 | 171 | |
a64e88da | 172 | cmdret = realloc(cmdret, cmd_size); |
132159a5 | 173 | |
a64e88da JA |
174 | if (first) |
175 | memcpy(cmdret, &cmd, sizeof(cmd)); | |
176 | else | |
177 | assert(cmdret->opcode == cmd.opcode); | |
178 | ||
179 | if (!cmd.pdu_len) | |
180 | break; | |
181 | ||
182 | /* There's payload, get it */ | |
183 | pdu = (void *) cmdret->payload + pdu_offset; | |
184 | ret = fio_recv_data(sk, pdu, cmd.pdu_len); | |
185 | if (ret) | |
186 | break; | |
187 | ||
188 | /* Verify payload crc */ | |
189 | crc = crc16(pdu, cmd.pdu_len); | |
190 | if (crc != cmd.pdu_crc16) { | |
191 | log_err("fio: server bad crc on payload "); | |
192 | log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); | |
193 | ret = 1; | |
194 | break; | |
195 | } | |
196 | ||
197 | pdu_offset += cmd.pdu_len; | |
817f06bb JA |
198 | if (!first) |
199 | cmdret->pdu_len += cmd.pdu_len; | |
a64e88da JA |
200 | first = 0; |
201 | } while (cmd.flags & FIO_NET_CMD_F_MORE); | |
132159a5 | 202 | |
a64e88da JA |
203 | if (ret) { |
204 | free(cmdret); | |
205 | cmdret = NULL; | |
0b8f30a5 JA |
206 | } else if (cmdret) { |
207 | /* zero-terminate text input */ | |
208 | if (cmdret->pdu_len && (cmdret->opcode == FIO_NET_CMD_TEXT || | |
209 | cmdret->opcode == FIO_NET_CMD_JOB)) { | |
210 | char *buf = (char *) cmdret->payload; | |
211 | ||
212 | buf[cmdret->pdu_len ] = '\0'; | |
213 | } | |
214 | /* frag flag is internal */ | |
a64e88da | 215 | cmdret->flags &= ~FIO_NET_CMD_F_MORE; |
0b8f30a5 | 216 | } |
a64e88da JA |
217 | |
218 | return cmdret; | |
132159a5 JA |
219 | } |
220 | ||
221 | void fio_net_cmd_crc(struct fio_net_cmd *cmd) | |
222 | { | |
223 | uint32_t pdu_len; | |
224 | ||
ddcc0b69 | 225 | cmd->cmd_crc16 = __cpu_to_le16(crc16(cmd, FIO_NET_CMD_CRC_SZ)); |
132159a5 JA |
226 | |
227 | pdu_len = le32_to_cpu(cmd->pdu_len); | |
228 | if (pdu_len) | |
ddcc0b69 | 229 | cmd->pdu_crc16 = __cpu_to_le16(crc16(cmd->payload, pdu_len)); |
132159a5 JA |
230 | } |
231 | ||
a64e88da | 232 | int fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size) |
794d69ca JA |
233 | { |
234 | struct fio_net_cmd *cmd; | |
235 | size_t this_len; | |
236 | int ret; | |
237 | ||
238 | do { | |
239 | this_len = size; | |
240 | if (this_len > FIO_SERVER_MAX_PDU) | |
241 | this_len = FIO_SERVER_MAX_PDU; | |
242 | ||
243 | cmd = malloc(sizeof(*cmd) + this_len); | |
244 | ||
245 | fio_init_net_cmd(cmd, opcode, buf, this_len); | |
246 | ||
247 | if (this_len < size) | |
ddcc0b69 | 248 | cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); |
794d69ca JA |
249 | |
250 | fio_net_cmd_crc(cmd); | |
251 | ||
252 | ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); | |
253 | free(cmd); | |
254 | size -= this_len; | |
255 | buf += this_len; | |
256 | } while (!ret && size); | |
257 | ||
258 | return ret; | |
259 | } | |
260 | ||
cc0df00a | 261 | int fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t serial) |
132159a5 JA |
262 | { |
263 | struct fio_net_cmd cmd = { | |
ddcc0b69 | 264 | .version = __cpu_to_le16(FIO_SERVER_VER1), |
132159a5 | 265 | .opcode = cpu_to_le16(opcode), |
bdab4441 | 266 | .serial = cpu_to_le64(serial), |
132159a5 JA |
267 | }; |
268 | ||
269 | fio_net_cmd_crc(&cmd); | |
270 | ||
271 | return fio_send_data(sk, &cmd, sizeof(cmd)); | |
272 | } | |
273 | ||
9abea48b | 274 | static int fio_server_send_quit_cmd(void) |
437377e1 | 275 | { |
46c48f1f | 276 | dprint(FD_NET, "server: sending quit\n"); |
cc0df00a | 277 | return fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_QUIT, 0); |
437377e1 JA |
278 | } |
279 | ||
0b8f30a5 | 280 | static int handle_job_cmd(struct fio_net_cmd *cmd) |
132159a5 | 281 | { |
0b8f30a5 | 282 | char *buf = (char *) cmd->payload; |
a64e88da | 283 | int ret; |
132159a5 | 284 | |
e6d1c668 JA |
285 | if (parse_jobs_ini(buf, 1, 0)) { |
286 | fio_server_send_quit_cmd(); | |
81179eec | 287 | return -1; |
e6d1c668 | 288 | } |
81179eec JA |
289 | |
290 | fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_START, 0); | |
291 | ||
292 | ret = exec_run(); | |
9abea48b | 293 | fio_server_send_quit_cmd(); |
81179eec JA |
294 | reset_fio_state(); |
295 | return ret; | |
296 | } | |
297 | ||
298 | static int handle_jobline_cmd(struct fio_net_cmd *cmd) | |
299 | { | |
300 | struct cmd_line_pdu *pdu = (struct cmd_line_pdu *) cmd->payload; | |
301 | char *argv[FIO_NET_CMD_JOBLINE_ARGV]; | |
302 | int ret, i; | |
303 | ||
304 | pdu->argc = le16_to_cpu(pdu->argc); | |
305 | ||
39e8e016 JA |
306 | dprint(FD_NET, "server: %d command line args\n", pdu->argc); |
307 | ||
308 | for (i = 0; i < pdu->argc; i++) { | |
81179eec | 309 | argv[i] = (char *) pdu->argv[i]; |
39e8e016 JA |
310 | dprint(FD_NET, "server: %d: %s\n", i, argv[i]); |
311 | } | |
81179eec | 312 | |
e6d1c668 JA |
313 | if (parse_cmd_line(pdu->argc, argv)) { |
314 | fio_server_send_quit_cmd(); | |
81179eec | 315 | return -1; |
e6d1c668 | 316 | } |
81179eec JA |
317 | |
318 | fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_START, 0); | |
319 | ||
794d69ca | 320 | ret = exec_run(); |
9abea48b | 321 | fio_server_send_quit_cmd(); |
794d69ca | 322 | reset_fio_state(); |
132159a5 JA |
323 | return ret; |
324 | } | |
325 | ||
c28e8e8c JA |
326 | static int handle_probe_cmd(struct fio_net_cmd *cmd) |
327 | { | |
328 | struct cmd_probe_pdu probe; | |
329 | ||
330 | memset(&probe, 0, sizeof(probe)); | |
331 | gethostname((char *) probe.hostname, sizeof(probe.hostname)); | |
6eb24791 JA |
332 | #ifdef FIO_BIG_ENDIAN |
333 | probe.bigendian = 1; | |
334 | #endif | |
81179eec JA |
335 | probe.fio_major = FIO_MAJOR; |
336 | probe.fio_minor = FIO_MINOR; | |
337 | probe.fio_patch = FIO_PATCH; | |
c28e8e8c JA |
338 | |
339 | return fio_net_send_cmd(server_fd, FIO_NET_CMD_PROBE, &probe, sizeof(probe)); | |
340 | } | |
341 | ||
132159a5 JA |
342 | static int handle_command(struct fio_net_cmd *cmd) |
343 | { | |
344 | int ret; | |
345 | ||
46c48f1f JA |
346 | dprint(FD_NET, "server: got opcode %d\n", cmd->opcode); |
347 | ||
132159a5 JA |
348 | switch (cmd->opcode) { |
349 | case FIO_NET_CMD_QUIT: | |
cc0df00a | 350 | fio_terminate_threads(TERMINATE_ALL); |
c28e8e8c | 351 | return -1; |
d7959186 | 352 | case FIO_NET_CMD_EXIT: |
132159a5 | 353 | exit_backend = 1; |
c28e8e8c | 354 | return -1; |
132159a5 | 355 | case FIO_NET_CMD_JOB: |
0b8f30a5 | 356 | ret = handle_job_cmd(cmd); |
132159a5 | 357 | break; |
81179eec JA |
358 | case FIO_NET_CMD_JOBLINE: |
359 | ret = handle_jobline_cmd(cmd); | |
360 | break; | |
c28e8e8c JA |
361 | case FIO_NET_CMD_PROBE: |
362 | ret = handle_probe_cmd(cmd); | |
363 | break; | |
132159a5 JA |
364 | default: |
365 | log_err("fio: unknown opcode: %d\n", cmd->opcode); | |
366 | ret = 1; | |
367 | } | |
368 | ||
369 | return ret; | |
370 | } | |
371 | ||
70e0c316 | 372 | static int handle_connection(int sk, int block) |
132159a5 JA |
373 | { |
374 | struct fio_net_cmd *cmd = NULL; | |
375 | int ret = 0; | |
376 | ||
377 | /* read forever */ | |
378 | while (!exit_backend) { | |
70e0c316 | 379 | cmd = fio_net_recv_cmd(sk, block); |
132159a5 | 380 | if (!cmd) { |
c28e8e8c | 381 | ret = -1; |
132159a5 JA |
382 | break; |
383 | } | |
384 | ||
132159a5 JA |
385 | ret = handle_command(cmd); |
386 | if (ret) | |
387 | break; | |
388 | ||
389 | free(cmd); | |
c77a99e7 | 390 | cmd = NULL; |
132159a5 JA |
391 | } |
392 | ||
393 | if (cmd) | |
394 | free(cmd); | |
395 | ||
396 | return ret; | |
397 | } | |
398 | ||
cc0df00a JA |
399 | void fio_server_idle_loop(void) |
400 | { | |
401 | if (server_fd != -1) | |
70e0c316 | 402 | handle_connection(server_fd, 0); |
cc0df00a JA |
403 | } |
404 | ||
50d16976 JA |
405 | static int accept_loop(int listen_sk) |
406 | { | |
bb447a27 | 407 | struct sockaddr_in addr; |
5ba13ea6 | 408 | fio_socklen_t len = sizeof(addr); |
009b1be4 | 409 | struct pollfd pfd; |
132159a5 | 410 | int ret, sk, flags, exitval = 0; |
50d16976 | 411 | |
60efd14e JA |
412 | dprint(FD_NET, "server enter accept loop\n"); |
413 | ||
009b1be4 JA |
414 | flags = fcntl(listen_sk, F_GETFL); |
415 | flags |= O_NONBLOCK; | |
416 | fcntl(listen_sk, F_SETFL, flags); | |
50d16976 | 417 | again: |
009b1be4 JA |
418 | pfd.fd = listen_sk; |
419 | pfd.events = POLLIN; | |
420 | do { | |
421 | ret = poll(&pfd, 1, 100); | |
422 | if (ret < 0) { | |
423 | if (errno == EINTR) | |
424 | break; | |
fcee5ff6 | 425 | log_err("fio: poll: %s\n", strerror(errno)); |
009b1be4 JA |
426 | goto out; |
427 | } else if (!ret) | |
428 | continue; | |
429 | ||
430 | if (pfd.revents & POLLIN) | |
431 | break; | |
432 | } while (!exit_backend); | |
433 | ||
434 | if (exit_backend) | |
435 | goto out; | |
436 | ||
6b976bfc | 437 | sk = accept(listen_sk, (struct sockaddr *) &addr, &len); |
50d16976 | 438 | if (sk < 0) { |
690e09ae | 439 | log_err("fio: accept: %s\n", strerror(errno)); |
50d16976 JA |
440 | return -1; |
441 | } | |
442 | ||
bb447a27 | 443 | dprint(FD_NET, "server: connect from %s\n", inet_ntoa(addr.sin_addr)); |
46c48f1f | 444 | |
37db14fe JA |
445 | server_fd = sk; |
446 | ||
70e0c316 | 447 | exitval = handle_connection(sk, 1); |
50d16976 | 448 | |
37db14fe | 449 | server_fd = -1; |
50d16976 | 450 | close(sk); |
5c341e9a | 451 | |
009b1be4 | 452 | if (!exit_backend) |
5c341e9a JA |
453 | goto again; |
454 | ||
009b1be4 | 455 | out: |
132159a5 | 456 | return exitval; |
50d16976 JA |
457 | } |
458 | ||
142575e6 | 459 | int fio_server_text_output(const char *buf, unsigned int len) |
37db14fe | 460 | { |
337d75a8 JA |
461 | if (server_fd != -1) |
462 | return fio_net_send_cmd(server_fd, FIO_NET_CMD_TEXT, buf, len); | |
463 | ||
5037b845 | 464 | return fwrite(buf, len, 1, f_err); |
142575e6 JA |
465 | } |
466 | ||
a64e88da JA |
467 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
468 | { | |
469 | dst->max_val = cpu_to_le64(src->max_val); | |
470 | dst->min_val = cpu_to_le64(src->min_val); | |
471 | dst->samples = cpu_to_le64(src->samples); | |
802ad4a8 JA |
472 | |
473 | /* | |
474 | * Encode to IEEE 754 for network transfer | |
475 | */ | |
476 | dst->mean.u.i = __cpu_to_le64(fio_double_to_uint64(src->mean.u.f)); | |
477 | dst->S.u.i = __cpu_to_le64(fio_double_to_uint64(src->S.u.f)); | |
a64e88da JA |
478 | } |
479 | ||
480 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
481 | { | |
482 | int i; | |
483 | ||
484 | for (i = 0; i < 2; i++) { | |
485 | dst->max_run[i] = cpu_to_le64(src->max_run[i]); | |
486 | dst->min_run[i] = cpu_to_le64(src->min_run[i]); | |
487 | dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); | |
488 | dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); | |
489 | dst->io_kb[i] = cpu_to_le64(src->io_kb[i]); | |
490 | dst->agg[i] = cpu_to_le64(src->agg[i]); | |
491 | } | |
492 | ||
493 | dst->kb_base = cpu_to_le32(src->kb_base); | |
494 | dst->groupid = cpu_to_le32(src->groupid); | |
495 | } | |
496 | ||
497 | /* | |
498 | * Send a CMD_TS, which packs struct thread_stat and group_run_stats | |
499 | * into a single payload. | |
500 | */ | |
501 | void fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) | |
502 | { | |
503 | struct cmd_ts_pdu p; | |
504 | int i, j; | |
505 | ||
60efd14e JA |
506 | dprint(FD_NET, "server sending end stats\n"); |
507 | ||
317b3c8b JA |
508 | memset(&p, 0, sizeof(p)); |
509 | ||
a64e88da JA |
510 | strcpy(p.ts.name, ts->name); |
511 | strcpy(p.ts.verror, ts->verror); | |
512 | strcpy(p.ts.description, ts->description); | |
513 | ||
ddcc0b69 | 514 | p.ts.error = cpu_to_le32(ts->error); |
a64e88da | 515 | p.ts.groupid = cpu_to_le32(ts->groupid); |
ddcc0b69 | 516 | p.ts.pid = cpu_to_le32(ts->pid); |
a64e88da JA |
517 | p.ts.members = cpu_to_le32(ts->members); |
518 | ||
519 | for (i = 0; i < 2; i++) { | |
520 | convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); | |
521 | convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); | |
522 | convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); | |
523 | convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); | |
524 | } | |
525 | ||
526 | p.ts.usr_time = cpu_to_le64(ts->usr_time); | |
527 | p.ts.sys_time = cpu_to_le64(ts->sys_time); | |
528 | p.ts.ctx = cpu_to_le64(ts->ctx); | |
529 | p.ts.minf = cpu_to_le64(ts->minf); | |
530 | p.ts.majf = cpu_to_le64(ts->majf); | |
531 | p.ts.clat_percentiles = cpu_to_le64(ts->clat_percentiles); | |
802ad4a8 JA |
532 | |
533 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
534 | fio_fp64_t *fp = &p.ts.percentile_list[i]; | |
535 | ||
536 | fp->u.i = __cpu_to_le64(fio_double_to_uint64(fp->u.f)); | |
537 | } | |
a64e88da JA |
538 | |
539 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
540 | p.ts.io_u_map[i] = cpu_to_le32(ts->io_u_map[i]); | |
541 | p.ts.io_u_submit[i] = cpu_to_le32(ts->io_u_submit[i]); | |
542 | p.ts.io_u_complete[i] = cpu_to_le32(ts->io_u_complete[i]); | |
543 | } | |
544 | ||
545 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
546 | p.ts.io_u_lat_u[i] = cpu_to_le32(ts->io_u_lat_u[i]); | |
547 | p.ts.io_u_lat_m[i] = cpu_to_le32(ts->io_u_lat_m[i]); | |
548 | } | |
549 | ||
550 | for (i = 0; i < 2; i++) | |
551 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
552 | p.ts.io_u_plat[i][j] = cpu_to_le32(ts->io_u_plat[i][j]); | |
553 | ||
554 | for (i = 0; i < 3; i++) { | |
555 | p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); | |
93eee04a | 556 | p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); |
a64e88da JA |
557 | } |
558 | ||
93eee04a | 559 | p.ts.total_submit = cpu_to_le64(ts->total_submit); |
a64e88da JA |
560 | p.ts.total_complete = cpu_to_le64(ts->total_complete); |
561 | ||
562 | for (i = 0; i < 2; i++) { | |
563 | p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); | |
564 | p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); | |
565 | } | |
566 | ||
567 | p.ts.total_run_time = cpu_to_le64(ts->total_run_time); | |
568 | p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); | |
569 | p.ts.total_err_count = cpu_to_le64(ts->total_err_count); | |
ddcc0b69 JA |
570 | p.ts.first_error = cpu_to_le32(ts->first_error); |
571 | p.ts.kb_base = cpu_to_le32(ts->kb_base); | |
a64e88da JA |
572 | |
573 | convert_gs(&p.rs, rs); | |
574 | ||
575 | fio_net_send_cmd(server_fd, FIO_NET_CMD_TS, &p, sizeof(p)); | |
576 | } | |
577 | ||
578 | void fio_server_send_gs(struct group_run_stats *rs) | |
579 | { | |
580 | struct group_run_stats gs; | |
581 | ||
60efd14e JA |
582 | dprint(FD_NET, "server sending group run stats\n"); |
583 | ||
a64e88da JA |
584 | convert_gs(&gs, rs); |
585 | fio_net_send_cmd(server_fd, FIO_NET_CMD_GS, &gs, sizeof(gs)); | |
586 | } | |
587 | ||
cf451d1e JA |
588 | void fio_server_send_status(void) |
589 | { | |
1d1f45ae JA |
590 | struct jobs_eta *je; |
591 | size_t size; | |
592 | void *buf; | |
cf451d1e JA |
593 | int i; |
594 | ||
1d1f45ae JA |
595 | size = sizeof(*je) + thread_number * sizeof(char); |
596 | buf = malloc(size); | |
597 | memset(buf, 0, size); | |
598 | je = buf; | |
599 | ||
600 | if (!calc_thread_status(je)) { | |
601 | free(je); | |
cf451d1e | 602 | return; |
1d1f45ae | 603 | } |
cf451d1e | 604 | |
60efd14e JA |
605 | dprint(FD_NET, "server sending status\n"); |
606 | ||
1d1f45ae JA |
607 | je->nr_running = cpu_to_le32(je->nr_running); |
608 | je->nr_ramp = cpu_to_le32(je->nr_ramp); | |
609 | je->nr_pending = cpu_to_le32(je->nr_pending); | |
610 | je->files_open = cpu_to_le32(je->files_open); | |
611 | je->m_rate = cpu_to_le32(je->m_rate); | |
612 | je->t_rate = cpu_to_le32(je->t_rate); | |
613 | je->m_iops = cpu_to_le32(je->m_iops); | |
614 | je->t_iops = cpu_to_le32(je->t_iops); | |
cf451d1e JA |
615 | |
616 | for (i = 0; i < 2; i++) { | |
1d1f45ae JA |
617 | je->rate[i] = cpu_to_le32(je->rate[i]); |
618 | je->iops[i] = cpu_to_le32(je->iops[i]); | |
cf451d1e JA |
619 | } |
620 | ||
1d1f45ae JA |
621 | je->elapsed_sec = cpu_to_le32(je->nr_running); |
622 | je->eta_sec = cpu_to_le64(je->eta_sec); | |
cf451d1e | 623 | |
1d1f45ae JA |
624 | fio_net_send_cmd(server_fd, FIO_NET_CMD_ETA, buf, size); |
625 | free(je); | |
cf451d1e JA |
626 | } |
627 | ||
142575e6 JA |
628 | int fio_server_log(const char *format, ...) |
629 | { | |
630 | char buffer[1024]; | |
631 | va_list args; | |
82fa6b21 | 632 | size_t len; |
142575e6 | 633 | |
60efd14e JA |
634 | dprint(FD_NET, "server log\n"); |
635 | ||
142575e6 | 636 | va_start(args, format); |
82fa6b21 | 637 | len = vsnprintf(buffer, sizeof(buffer), format, args); |
142575e6 JA |
638 | va_end(args); |
639 | ||
82fa6b21 | 640 | return fio_server_text_output(buffer, len); |
37db14fe | 641 | } |
e46d8091 | 642 | |
81179eec JA |
643 | static int fio_server(void) |
644 | { | |
645 | struct sockaddr_in saddr_in; | |
646 | struct sockaddr addr; | |
5ba13ea6 | 647 | fio_socklen_t len; |
81179eec JA |
648 | int sk, opt, ret; |
649 | ||
650 | dprint(FD_NET, "starting server\n"); | |
651 | ||
652 | sk = socket(AF_INET, SOCK_STREAM, 0); | |
653 | if (sk < 0) { | |
654 | log_err("fio: socket: %s\n", strerror(errno)); | |
655 | return -1; | |
656 | } | |
657 | ||
658 | opt = 1; | |
659 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0) { | |
660 | log_err("fio: setsockopt: %s\n", strerror(errno)); | |
661 | return -1; | |
662 | } | |
663 | #ifdef SO_REUSEPORT | |
6eb24791 | 664 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { |
81179eec JA |
665 | log_err("fio: setsockopt: %s\n", strerror(errno)); |
666 | return -1; | |
667 | } | |
668 | #endif | |
669 | ||
670 | saddr_in.sin_family = AF_INET; | |
671 | saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); | |
672 | saddr_in.sin_port = htons(fio_net_port); | |
673 | ||
674 | if (bind(sk, (struct sockaddr *) &saddr_in, sizeof(saddr_in)) < 0) { | |
675 | log_err("fio: bind: %s\n", strerror(errno)); | |
676 | return -1; | |
677 | } | |
678 | ||
679 | if (listen(sk, 1) < 0) { | |
680 | log_err("fio: listen: %s\n", strerror(errno)); | |
681 | return -1; | |
682 | } | |
683 | ||
684 | len = sizeof(addr); | |
685 | if (getsockname(sk, &addr, &len) < 0) { | |
686 | log_err("fio: getsockname: %s\n", strerror(errno)); | |
687 | return -1; | |
688 | } | |
689 | ||
690 | ret = accept_loop(sk); | |
691 | close(sk); | |
692 | return ret; | |
693 | } | |
694 | ||
9abea48b JA |
695 | static void sig_int(int sig) |
696 | { | |
697 | fio_terminate_threads(TERMINATE_ALL); | |
698 | exit_backend = 1; | |
699 | } | |
700 | ||
701 | static void server_signal_handler(void) | |
702 | { | |
703 | struct sigaction act; | |
704 | ||
705 | memset(&act, 0, sizeof(act)); | |
706 | act.sa_handler = sig_int; | |
707 | act.sa_flags = SA_RESTART; | |
708 | sigaction(SIGINT, &act, NULL); | |
709 | ||
710 | memset(&act, 0, sizeof(act)); | |
711 | act.sa_handler = sig_int; | |
712 | act.sa_flags = SA_RESTART; | |
713 | sigaction(SIGTERM, &act, NULL); | |
714 | } | |
715 | ||
e46d8091 JA |
716 | int fio_start_server(int daemonize) |
717 | { | |
718 | pid_t pid; | |
719 | ||
9abea48b JA |
720 | server_signal_handler(); |
721 | ||
e46d8091 JA |
722 | if (!daemonize) |
723 | return fio_server(); | |
724 | ||
725 | openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); | |
726 | pid = fork(); | |
727 | if (pid < 0) { | |
728 | syslog(LOG_ERR, "failed server fork"); | |
c28e8e8c | 729 | return -1; |
e46d8091 JA |
730 | } else if (pid) |
731 | exit(0); | |
732 | ||
733 | setsid(); | |
734 | close(STDIN_FILENO); | |
735 | close(STDOUT_FILENO); | |
736 | close(STDERR_FILENO); | |
737 | f_out = NULL; | |
738 | f_err = NULL; | |
739 | log_syslog = 1; | |
740 | return fio_server(); | |
741 | } |