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