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> | |
d05c4a03 | 11 | #include <sys/socket.h> |
87aa8f19 JA |
12 | #include <sys/stat.h> |
13 | #include <sys/un.h> | |
50d16976 JA |
14 | #include <netinet/in.h> |
15 | #include <arpa/inet.h> | |
16 | #include <netdb.h> | |
e46d8091 | 17 | #include <syslog.h> |
9e22ecb0 | 18 | #include <signal.h> |
50d16976 JA |
19 | |
20 | #include "fio.h" | |
132159a5 | 21 | #include "server.h" |
fcee5ff6 | 22 | #include "crc/crc16.h" |
802ad4a8 | 23 | #include "ieee754.h" |
89cf1480 JA |
24 | |
25 | #include "fio_version.h" | |
50d16976 | 26 | |
132159a5 | 27 | int fio_net_port = 8765; |
50d16976 | 28 | |
009b1be4 JA |
29 | int exit_backend = 0; |
30 | ||
46c48f1f | 31 | static int server_fd = -1; |
87aa8f19 JA |
32 | static char *fio_server_arg; |
33 | static char *bind_sock; | |
34 | static struct sockaddr_in saddr_in; | |
37db14fe | 35 | |
132159a5 JA |
36 | int fio_send_data(int sk, const void *p, unsigned int len) |
37 | { | |
794d69ca JA |
38 | assert(len <= sizeof(struct fio_net_cmd) + FIO_SERVER_MAX_PDU); |
39 | ||
132159a5 JA |
40 | do { |
41 | int ret = send(sk, p, len, 0); | |
42 | ||
43 | if (ret > 0) { | |
44 | len -= ret; | |
45 | if (!len) | |
46 | break; | |
47 | p += ret; | |
48 | continue; | |
49 | } else if (!ret) | |
50 | break; | |
51 | else if (errno == EAGAIN || errno == EINTR) | |
52 | continue; | |
53 | } while (!exit_backend); | |
54 | ||
55 | if (!len) | |
56 | return 0; | |
57 | ||
58 | return 1; | |
59 | } | |
60 | ||
61 | int fio_recv_data(int sk, void *p, unsigned int len) | |
62 | { | |
63 | do { | |
64 | int ret = recv(sk, p, len, MSG_WAITALL); | |
65 | ||
66 | if (ret > 0) { | |
67 | len -= ret; | |
68 | if (!len) | |
69 | break; | |
70 | p += ret; | |
71 | continue; | |
72 | } else if (!ret) | |
73 | break; | |
74 | else if (errno == EAGAIN || errno == EINTR) | |
75 | continue; | |
76 | } while (!exit_backend); | |
77 | ||
78 | if (!len) | |
79 | return 0; | |
80 | ||
81 | return -1; | |
82 | } | |
83 | ||
84 | static int verify_convert_cmd(struct fio_net_cmd *cmd) | |
85 | { | |
fcee5ff6 | 86 | uint16_t crc; |
132159a5 | 87 | |
fcee5ff6 JA |
88 | cmd->cmd_crc16 = le16_to_cpu(cmd->cmd_crc16); |
89 | cmd->pdu_crc16 = le16_to_cpu(cmd->pdu_crc16); | |
132159a5 | 90 | |
fcee5ff6 JA |
91 | crc = crc16(cmd, FIO_NET_CMD_CRC_SZ); |
92 | if (crc != cmd->cmd_crc16) { | |
132159a5 | 93 | log_err("fio: server bad crc on command (got %x, wanted %x)\n", |
fcee5ff6 | 94 | cmd->cmd_crc16, crc); |
132159a5 JA |
95 | return 1; |
96 | } | |
97 | ||
98 | cmd->version = le16_to_cpu(cmd->version); | |
99 | cmd->opcode = le16_to_cpu(cmd->opcode); | |
100 | cmd->flags = le32_to_cpu(cmd->flags); | |
101 | cmd->serial = le64_to_cpu(cmd->serial); | |
102 | cmd->pdu_len = le32_to_cpu(cmd->pdu_len); | |
103 | ||
104 | switch (cmd->version) { | |
5cf6be78 | 105 | case FIO_SERVER_VER3: |
132159a5 JA |
106 | break; |
107 | default: | |
108 | log_err("fio: bad server cmd version %d\n", cmd->version); | |
109 | return 1; | |
110 | } | |
111 | ||
112 | if (cmd->pdu_len > FIO_SERVER_MAX_PDU) { | |
113 | log_err("fio: command payload too large: %u\n", cmd->pdu_len); | |
114 | return 1; | |
115 | } | |
116 | ||
117 | return 0; | |
118 | } | |
119 | ||
a64e88da JA |
120 | /* |
121 | * Read (and defragment, if necessary) incoming commands | |
122 | */ | |
e951bdc4 | 123 | struct fio_net_cmd *fio_net_recv_cmd(int sk) |
132159a5 | 124 | { |
a64e88da JA |
125 | struct fio_net_cmd cmd, *cmdret = NULL; |
126 | size_t cmd_size = 0, pdu_offset = 0; | |
fcee5ff6 | 127 | uint16_t crc; |
a64e88da JA |
128 | int ret, first = 1; |
129 | void *pdu = NULL; | |
132159a5 | 130 | |
a64e88da JA |
131 | do { |
132 | ret = fio_recv_data(sk, &cmd, sizeof(cmd)); | |
133 | if (ret) | |
134 | break; | |
132159a5 | 135 | |
a64e88da JA |
136 | /* We have a command, verify it and swap if need be */ |
137 | ret = verify_convert_cmd(&cmd); | |
138 | if (ret) | |
139 | break; | |
132159a5 | 140 | |
0b8f30a5 JA |
141 | if (first) { |
142 | /* if this is text, add room for \0 at the end */ | |
143 | cmd_size = sizeof(cmd) + cmd.pdu_len + 1; | |
144 | assert(!cmdret); | |
145 | } else | |
a64e88da | 146 | cmd_size += cmd.pdu_len; |
132159a5 | 147 | |
a64e88da | 148 | cmdret = realloc(cmdret, cmd_size); |
132159a5 | 149 | |
a64e88da JA |
150 | if (first) |
151 | memcpy(cmdret, &cmd, sizeof(cmd)); | |
152 | else | |
153 | assert(cmdret->opcode == cmd.opcode); | |
154 | ||
155 | if (!cmd.pdu_len) | |
156 | break; | |
157 | ||
158 | /* There's payload, get it */ | |
159 | pdu = (void *) cmdret->payload + pdu_offset; | |
160 | ret = fio_recv_data(sk, pdu, cmd.pdu_len); | |
161 | if (ret) | |
162 | break; | |
163 | ||
164 | /* Verify payload crc */ | |
165 | crc = crc16(pdu, cmd.pdu_len); | |
166 | if (crc != cmd.pdu_crc16) { | |
167 | log_err("fio: server bad crc on payload "); | |
168 | log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); | |
169 | ret = 1; | |
170 | break; | |
171 | } | |
172 | ||
173 | pdu_offset += cmd.pdu_len; | |
817f06bb JA |
174 | if (!first) |
175 | cmdret->pdu_len += cmd.pdu_len; | |
a64e88da JA |
176 | first = 0; |
177 | } while (cmd.flags & FIO_NET_CMD_F_MORE); | |
132159a5 | 178 | |
a64e88da JA |
179 | if (ret) { |
180 | free(cmdret); | |
181 | cmdret = NULL; | |
0b8f30a5 JA |
182 | } else if (cmdret) { |
183 | /* zero-terminate text input */ | |
184 | if (cmdret->pdu_len && (cmdret->opcode == FIO_NET_CMD_TEXT || | |
185 | cmdret->opcode == FIO_NET_CMD_JOB)) { | |
186 | char *buf = (char *) cmdret->payload; | |
187 | ||
188 | buf[cmdret->pdu_len ] = '\0'; | |
189 | } | |
190 | /* frag flag is internal */ | |
a64e88da | 191 | cmdret->flags &= ~FIO_NET_CMD_F_MORE; |
0b8f30a5 | 192 | } |
a64e88da JA |
193 | |
194 | return cmdret; | |
132159a5 JA |
195 | } |
196 | ||
197 | void fio_net_cmd_crc(struct fio_net_cmd *cmd) | |
198 | { | |
199 | uint32_t pdu_len; | |
200 | ||
ddcc0b69 | 201 | cmd->cmd_crc16 = __cpu_to_le16(crc16(cmd, FIO_NET_CMD_CRC_SZ)); |
132159a5 JA |
202 | |
203 | pdu_len = le32_to_cpu(cmd->pdu_len); | |
204 | if (pdu_len) | |
ddcc0b69 | 205 | cmd->pdu_crc16 = __cpu_to_le16(crc16(cmd->payload, pdu_len)); |
132159a5 JA |
206 | } |
207 | ||
a64e88da | 208 | int fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size) |
794d69ca JA |
209 | { |
210 | struct fio_net_cmd *cmd; | |
211 | size_t this_len; | |
212 | int ret; | |
213 | ||
214 | do { | |
215 | this_len = size; | |
216 | if (this_len > FIO_SERVER_MAX_PDU) | |
217 | this_len = FIO_SERVER_MAX_PDU; | |
218 | ||
219 | cmd = malloc(sizeof(*cmd) + this_len); | |
220 | ||
221 | fio_init_net_cmd(cmd, opcode, buf, this_len); | |
222 | ||
223 | if (this_len < size) | |
ddcc0b69 | 224 | cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); |
794d69ca JA |
225 | |
226 | fio_net_cmd_crc(cmd); | |
227 | ||
228 | ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); | |
229 | free(cmd); | |
230 | size -= this_len; | |
231 | buf += this_len; | |
232 | } while (!ret && size); | |
233 | ||
234 | return ret; | |
235 | } | |
236 | ||
cc0df00a | 237 | int fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t serial) |
132159a5 | 238 | { |
178cde9f | 239 | struct fio_net_cmd cmd; |
132159a5 | 240 | |
178cde9f | 241 | fio_init_net_cmd(&cmd, opcode, NULL, 0); |
132159a5 JA |
242 | fio_net_cmd_crc(&cmd); |
243 | ||
244 | return fio_send_data(sk, &cmd, sizeof(cmd)); | |
245 | } | |
246 | ||
9abea48b | 247 | static int fio_server_send_quit_cmd(void) |
437377e1 | 248 | { |
46c48f1f | 249 | dprint(FD_NET, "server: sending quit\n"); |
cc0df00a | 250 | return fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_QUIT, 0); |
437377e1 JA |
251 | } |
252 | ||
0b8f30a5 | 253 | static int handle_job_cmd(struct fio_net_cmd *cmd) |
132159a5 | 254 | { |
0b8f30a5 | 255 | char *buf = (char *) cmd->payload; |
a64e88da | 256 | int ret; |
132159a5 | 257 | |
e6d1c668 JA |
258 | if (parse_jobs_ini(buf, 1, 0)) { |
259 | fio_server_send_quit_cmd(); | |
81179eec | 260 | return -1; |
e6d1c668 | 261 | } |
81179eec JA |
262 | |
263 | fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_START, 0); | |
264 | ||
265 | ret = exec_run(); | |
9abea48b | 266 | fio_server_send_quit_cmd(); |
81179eec JA |
267 | reset_fio_state(); |
268 | return ret; | |
269 | } | |
270 | ||
271 | static int handle_jobline_cmd(struct fio_net_cmd *cmd) | |
272 | { | |
273 | struct cmd_line_pdu *pdu = (struct cmd_line_pdu *) cmd->payload; | |
274 | char *argv[FIO_NET_CMD_JOBLINE_ARGV]; | |
275 | int ret, i; | |
276 | ||
277 | pdu->argc = le16_to_cpu(pdu->argc); | |
278 | ||
39e8e016 JA |
279 | dprint(FD_NET, "server: %d command line args\n", pdu->argc); |
280 | ||
281 | for (i = 0; i < pdu->argc; i++) { | |
81179eec | 282 | argv[i] = (char *) pdu->argv[i]; |
39e8e016 JA |
283 | dprint(FD_NET, "server: %d: %s\n", i, argv[i]); |
284 | } | |
81179eec | 285 | |
e6d1c668 JA |
286 | if (parse_cmd_line(pdu->argc, argv)) { |
287 | fio_server_send_quit_cmd(); | |
81179eec | 288 | return -1; |
e6d1c668 | 289 | } |
81179eec JA |
290 | |
291 | fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_START, 0); | |
292 | ||
794d69ca | 293 | ret = exec_run(); |
9abea48b | 294 | fio_server_send_quit_cmd(); |
794d69ca | 295 | reset_fio_state(); |
132159a5 JA |
296 | return ret; |
297 | } | |
298 | ||
c28e8e8c JA |
299 | static int handle_probe_cmd(struct fio_net_cmd *cmd) |
300 | { | |
301 | struct cmd_probe_pdu probe; | |
302 | ||
303 | memset(&probe, 0, sizeof(probe)); | |
304 | gethostname((char *) probe.hostname, sizeof(probe.hostname)); | |
6eb24791 JA |
305 | #ifdef FIO_BIG_ENDIAN |
306 | probe.bigendian = 1; | |
307 | #endif | |
81179eec JA |
308 | probe.fio_major = FIO_MAJOR; |
309 | probe.fio_minor = FIO_MINOR; | |
310 | probe.fio_patch = FIO_PATCH; | |
c28e8e8c | 311 | |
cca84643 JA |
312 | probe.os = FIO_OS; |
313 | probe.arch = FIO_ARCH; | |
314 | ||
c28e8e8c JA |
315 | return fio_net_send_cmd(server_fd, FIO_NET_CMD_PROBE, &probe, sizeof(probe)); |
316 | } | |
317 | ||
132159a5 JA |
318 | static int handle_command(struct fio_net_cmd *cmd) |
319 | { | |
320 | int ret; | |
321 | ||
46c48f1f JA |
322 | dprint(FD_NET, "server: got opcode %d\n", cmd->opcode); |
323 | ||
132159a5 JA |
324 | switch (cmd->opcode) { |
325 | case FIO_NET_CMD_QUIT: | |
cc0df00a | 326 | fio_terminate_threads(TERMINATE_ALL); |
c28e8e8c | 327 | return -1; |
d7959186 | 328 | case FIO_NET_CMD_EXIT: |
132159a5 | 329 | exit_backend = 1; |
c28e8e8c | 330 | return -1; |
132159a5 | 331 | case FIO_NET_CMD_JOB: |
0b8f30a5 | 332 | ret = handle_job_cmd(cmd); |
132159a5 | 333 | break; |
81179eec JA |
334 | case FIO_NET_CMD_JOBLINE: |
335 | ret = handle_jobline_cmd(cmd); | |
336 | break; | |
c28e8e8c JA |
337 | case FIO_NET_CMD_PROBE: |
338 | ret = handle_probe_cmd(cmd); | |
339 | break; | |
132159a5 JA |
340 | default: |
341 | log_err("fio: unknown opcode: %d\n", cmd->opcode); | |
342 | ret = 1; | |
343 | } | |
344 | ||
345 | return ret; | |
346 | } | |
347 | ||
70e0c316 | 348 | static int handle_connection(int sk, int block) |
132159a5 JA |
349 | { |
350 | struct fio_net_cmd *cmd = NULL; | |
351 | int ret = 0; | |
352 | ||
353 | /* read forever */ | |
354 | while (!exit_backend) { | |
e951bdc4 JA |
355 | struct pollfd pfd = { |
356 | .fd = sk, | |
357 | .events = POLLIN, | |
358 | }; | |
359 | ||
360 | ret = 0; | |
361 | do { | |
362 | ret = poll(&pfd, 1, 100); | |
363 | if (ret < 0) { | |
364 | if (errno == EINTR) | |
365 | break; | |
366 | log_err("fio: poll: %s\n", strerror(errno)); | |
367 | break; | |
19c65179 JA |
368 | } else if (!ret) { |
369 | if (!block) | |
370 | return 0; | |
e951bdc4 | 371 | continue; |
19c65179 | 372 | } |
e951bdc4 JA |
373 | |
374 | if (pfd.revents & POLLIN) | |
375 | break; | |
376 | if (pfd.revents & (POLLERR|POLLHUP)) { | |
377 | ret = 1; | |
378 | break; | |
379 | } | |
19c65179 | 380 | } while (!exit_backend); |
e951bdc4 JA |
381 | |
382 | if (ret < 0) | |
383 | break; | |
384 | ||
385 | cmd = fio_net_recv_cmd(sk); | |
132159a5 | 386 | if (!cmd) { |
c28e8e8c | 387 | ret = -1; |
132159a5 JA |
388 | break; |
389 | } | |
390 | ||
132159a5 JA |
391 | ret = handle_command(cmd); |
392 | if (ret) | |
393 | break; | |
394 | ||
395 | free(cmd); | |
c77a99e7 | 396 | cmd = NULL; |
132159a5 JA |
397 | } |
398 | ||
399 | if (cmd) | |
400 | free(cmd); | |
401 | ||
402 | return ret; | |
403 | } | |
404 | ||
cc0df00a JA |
405 | void fio_server_idle_loop(void) |
406 | { | |
407 | if (server_fd != -1) | |
70e0c316 | 408 | handle_connection(server_fd, 0); |
cc0df00a JA |
409 | } |
410 | ||
50d16976 JA |
411 | static int accept_loop(int listen_sk) |
412 | { | |
bb447a27 | 413 | struct sockaddr_in addr; |
5ba13ea6 | 414 | fio_socklen_t len = sizeof(addr); |
009b1be4 | 415 | struct pollfd pfd; |
132159a5 | 416 | int ret, sk, flags, exitval = 0; |
50d16976 | 417 | |
60efd14e JA |
418 | dprint(FD_NET, "server enter accept loop\n"); |
419 | ||
009b1be4 JA |
420 | flags = fcntl(listen_sk, F_GETFL); |
421 | flags |= O_NONBLOCK; | |
422 | fcntl(listen_sk, F_SETFL, flags); | |
50d16976 | 423 | again: |
009b1be4 JA |
424 | pfd.fd = listen_sk; |
425 | pfd.events = POLLIN; | |
426 | do { | |
427 | ret = poll(&pfd, 1, 100); | |
428 | if (ret < 0) { | |
429 | if (errno == EINTR) | |
430 | break; | |
fcee5ff6 | 431 | log_err("fio: poll: %s\n", strerror(errno)); |
009b1be4 JA |
432 | goto out; |
433 | } else if (!ret) | |
434 | continue; | |
435 | ||
436 | if (pfd.revents & POLLIN) | |
437 | break; | |
438 | } while (!exit_backend); | |
439 | ||
440 | if (exit_backend) | |
441 | goto out; | |
442 | ||
6b976bfc | 443 | sk = accept(listen_sk, (struct sockaddr *) &addr, &len); |
50d16976 | 444 | if (sk < 0) { |
690e09ae | 445 | log_err("fio: accept: %s\n", strerror(errno)); |
50d16976 JA |
446 | return -1; |
447 | } | |
448 | ||
bb447a27 | 449 | dprint(FD_NET, "server: connect from %s\n", inet_ntoa(addr.sin_addr)); |
46c48f1f | 450 | |
37db14fe JA |
451 | server_fd = sk; |
452 | ||
70e0c316 | 453 | exitval = handle_connection(sk, 1); |
50d16976 | 454 | |
37db14fe | 455 | server_fd = -1; |
50d16976 | 456 | close(sk); |
5c341e9a | 457 | |
009b1be4 | 458 | if (!exit_backend) |
5c341e9a JA |
459 | goto again; |
460 | ||
009b1be4 | 461 | out: |
132159a5 | 462 | return exitval; |
50d16976 JA |
463 | } |
464 | ||
142575e6 | 465 | int fio_server_text_output(const char *buf, unsigned int len) |
37db14fe | 466 | { |
337d75a8 JA |
467 | if (server_fd != -1) |
468 | return fio_net_send_cmd(server_fd, FIO_NET_CMD_TEXT, buf, len); | |
469 | ||
5037b845 | 470 | return fwrite(buf, len, 1, f_err); |
142575e6 JA |
471 | } |
472 | ||
a64e88da JA |
473 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
474 | { | |
475 | dst->max_val = cpu_to_le64(src->max_val); | |
476 | dst->min_val = cpu_to_le64(src->min_val); | |
477 | dst->samples = cpu_to_le64(src->samples); | |
802ad4a8 JA |
478 | |
479 | /* | |
480 | * Encode to IEEE 754 for network transfer | |
481 | */ | |
482 | dst->mean.u.i = __cpu_to_le64(fio_double_to_uint64(src->mean.u.f)); | |
483 | dst->S.u.i = __cpu_to_le64(fio_double_to_uint64(src->S.u.f)); | |
a64e88da JA |
484 | } |
485 | ||
486 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
487 | { | |
488 | int i; | |
489 | ||
490 | for (i = 0; i < 2; i++) { | |
491 | dst->max_run[i] = cpu_to_le64(src->max_run[i]); | |
492 | dst->min_run[i] = cpu_to_le64(src->min_run[i]); | |
493 | dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); | |
494 | dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); | |
495 | dst->io_kb[i] = cpu_to_le64(src->io_kb[i]); | |
496 | dst->agg[i] = cpu_to_le64(src->agg[i]); | |
497 | } | |
498 | ||
499 | dst->kb_base = cpu_to_le32(src->kb_base); | |
500 | dst->groupid = cpu_to_le32(src->groupid); | |
501 | } | |
502 | ||
503 | /* | |
504 | * Send a CMD_TS, which packs struct thread_stat and group_run_stats | |
505 | * into a single payload. | |
506 | */ | |
507 | void fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) | |
508 | { | |
509 | struct cmd_ts_pdu p; | |
510 | int i, j; | |
511 | ||
60efd14e JA |
512 | dprint(FD_NET, "server sending end stats\n"); |
513 | ||
317b3c8b JA |
514 | memset(&p, 0, sizeof(p)); |
515 | ||
a64e88da JA |
516 | strcpy(p.ts.name, ts->name); |
517 | strcpy(p.ts.verror, ts->verror); | |
518 | strcpy(p.ts.description, ts->description); | |
519 | ||
ddcc0b69 | 520 | p.ts.error = cpu_to_le32(ts->error); |
a64e88da | 521 | p.ts.groupid = cpu_to_le32(ts->groupid); |
ddcc0b69 | 522 | p.ts.pid = cpu_to_le32(ts->pid); |
a64e88da JA |
523 | p.ts.members = cpu_to_le32(ts->members); |
524 | ||
525 | for (i = 0; i < 2; i++) { | |
526 | convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); | |
527 | convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); | |
528 | convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); | |
529 | convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); | |
530 | } | |
531 | ||
532 | p.ts.usr_time = cpu_to_le64(ts->usr_time); | |
533 | p.ts.sys_time = cpu_to_le64(ts->sys_time); | |
534 | p.ts.ctx = cpu_to_le64(ts->ctx); | |
535 | p.ts.minf = cpu_to_le64(ts->minf); | |
536 | p.ts.majf = cpu_to_le64(ts->majf); | |
537 | p.ts.clat_percentiles = cpu_to_le64(ts->clat_percentiles); | |
802ad4a8 JA |
538 | |
539 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
540 | fio_fp64_t *fp = &p.ts.percentile_list[i]; | |
541 | ||
542 | fp->u.i = __cpu_to_le64(fio_double_to_uint64(fp->u.f)); | |
543 | } | |
a64e88da JA |
544 | |
545 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
546 | p.ts.io_u_map[i] = cpu_to_le32(ts->io_u_map[i]); | |
547 | p.ts.io_u_submit[i] = cpu_to_le32(ts->io_u_submit[i]); | |
548 | p.ts.io_u_complete[i] = cpu_to_le32(ts->io_u_complete[i]); | |
549 | } | |
550 | ||
551 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
552 | p.ts.io_u_lat_u[i] = cpu_to_le32(ts->io_u_lat_u[i]); | |
553 | p.ts.io_u_lat_m[i] = cpu_to_le32(ts->io_u_lat_m[i]); | |
554 | } | |
555 | ||
556 | for (i = 0; i < 2; i++) | |
557 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
558 | p.ts.io_u_plat[i][j] = cpu_to_le32(ts->io_u_plat[i][j]); | |
559 | ||
560 | for (i = 0; i < 3; i++) { | |
561 | p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); | |
93eee04a | 562 | p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); |
a64e88da JA |
563 | } |
564 | ||
93eee04a | 565 | p.ts.total_submit = cpu_to_le64(ts->total_submit); |
a64e88da JA |
566 | p.ts.total_complete = cpu_to_le64(ts->total_complete); |
567 | ||
568 | for (i = 0; i < 2; i++) { | |
569 | p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); | |
570 | p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); | |
571 | } | |
572 | ||
573 | p.ts.total_run_time = cpu_to_le64(ts->total_run_time); | |
574 | p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); | |
575 | p.ts.total_err_count = cpu_to_le64(ts->total_err_count); | |
ddcc0b69 JA |
576 | p.ts.first_error = cpu_to_le32(ts->first_error); |
577 | p.ts.kb_base = cpu_to_le32(ts->kb_base); | |
a64e88da JA |
578 | |
579 | convert_gs(&p.rs, rs); | |
580 | ||
581 | fio_net_send_cmd(server_fd, FIO_NET_CMD_TS, &p, sizeof(p)); | |
582 | } | |
583 | ||
584 | void fio_server_send_gs(struct group_run_stats *rs) | |
585 | { | |
586 | struct group_run_stats gs; | |
587 | ||
60efd14e JA |
588 | dprint(FD_NET, "server sending group run stats\n"); |
589 | ||
a64e88da JA |
590 | convert_gs(&gs, rs); |
591 | fio_net_send_cmd(server_fd, FIO_NET_CMD_GS, &gs, sizeof(gs)); | |
592 | } | |
593 | ||
cf451d1e JA |
594 | void fio_server_send_status(void) |
595 | { | |
1d1f45ae JA |
596 | struct jobs_eta *je; |
597 | size_t size; | |
598 | void *buf; | |
cf451d1e JA |
599 | int i; |
600 | ||
1d1f45ae JA |
601 | size = sizeof(*je) + thread_number * sizeof(char); |
602 | buf = malloc(size); | |
603 | memset(buf, 0, size); | |
604 | je = buf; | |
605 | ||
606 | if (!calc_thread_status(je)) { | |
607 | free(je); | |
cf451d1e | 608 | return; |
1d1f45ae | 609 | } |
cf451d1e | 610 | |
60efd14e JA |
611 | dprint(FD_NET, "server sending status\n"); |
612 | ||
1d1f45ae JA |
613 | je->nr_running = cpu_to_le32(je->nr_running); |
614 | je->nr_ramp = cpu_to_le32(je->nr_ramp); | |
615 | je->nr_pending = cpu_to_le32(je->nr_pending); | |
616 | je->files_open = cpu_to_le32(je->files_open); | |
617 | je->m_rate = cpu_to_le32(je->m_rate); | |
618 | je->t_rate = cpu_to_le32(je->t_rate); | |
619 | je->m_iops = cpu_to_le32(je->m_iops); | |
620 | je->t_iops = cpu_to_le32(je->t_iops); | |
cf451d1e JA |
621 | |
622 | for (i = 0; i < 2; i++) { | |
1d1f45ae JA |
623 | je->rate[i] = cpu_to_le32(je->rate[i]); |
624 | je->iops[i] = cpu_to_le32(je->iops[i]); | |
cf451d1e JA |
625 | } |
626 | ||
1d1f45ae JA |
627 | je->elapsed_sec = cpu_to_le32(je->nr_running); |
628 | je->eta_sec = cpu_to_le64(je->eta_sec); | |
cf451d1e | 629 | |
1d1f45ae JA |
630 | fio_net_send_cmd(server_fd, FIO_NET_CMD_ETA, buf, size); |
631 | free(je); | |
cf451d1e JA |
632 | } |
633 | ||
142575e6 JA |
634 | int fio_server_log(const char *format, ...) |
635 | { | |
636 | char buffer[1024]; | |
637 | va_list args; | |
82fa6b21 | 638 | size_t len; |
142575e6 | 639 | |
60efd14e JA |
640 | dprint(FD_NET, "server log\n"); |
641 | ||
142575e6 | 642 | va_start(args, format); |
82fa6b21 | 643 | len = vsnprintf(buffer, sizeof(buffer), format, args); |
142575e6 JA |
644 | va_end(args); |
645 | ||
82fa6b21 | 646 | return fio_server_text_output(buffer, len); |
37db14fe | 647 | } |
e46d8091 | 648 | |
87aa8f19 | 649 | static int fio_init_server_ip(void) |
81179eec | 650 | { |
87aa8f19 | 651 | int sk, opt; |
81179eec JA |
652 | |
653 | sk = socket(AF_INET, SOCK_STREAM, 0); | |
654 | if (sk < 0) { | |
655 | log_err("fio: socket: %s\n", strerror(errno)); | |
656 | return -1; | |
657 | } | |
658 | ||
659 | opt = 1; | |
660 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0) { | |
661 | log_err("fio: setsockopt: %s\n", strerror(errno)); | |
b94cba47 | 662 | close(sk); |
81179eec JA |
663 | return -1; |
664 | } | |
665 | #ifdef SO_REUSEPORT | |
6eb24791 | 666 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { |
81179eec | 667 | log_err("fio: setsockopt: %s\n", strerror(errno)); |
b94cba47 | 668 | close(sk); |
81179eec JA |
669 | return -1; |
670 | } | |
671 | #endif | |
672 | ||
673 | saddr_in.sin_family = AF_INET; | |
81179eec JA |
674 | |
675 | if (bind(sk, (struct sockaddr *) &saddr_in, sizeof(saddr_in)) < 0) { | |
676 | log_err("fio: bind: %s\n", strerror(errno)); | |
b94cba47 | 677 | close(sk); |
81179eec JA |
678 | return -1; |
679 | } | |
680 | ||
87aa8f19 JA |
681 | return sk; |
682 | } | |
683 | ||
684 | static int fio_init_server_sock(void) | |
685 | { | |
686 | struct sockaddr_un addr; | |
687 | fio_socklen_t len; | |
688 | mode_t mode; | |
689 | int sk; | |
690 | ||
691 | sk = socket(AF_UNIX, SOCK_STREAM, 0); | |
692 | if (sk < 0) { | |
693 | log_err("fio: socket: %s\n", strerror(errno)); | |
694 | return -1; | |
695 | } | |
696 | ||
697 | mode = umask(000); | |
698 | ||
699 | memset(&addr, 0, sizeof(addr)); | |
700 | addr.sun_family = AF_UNIX; | |
701 | strcpy(addr.sun_path, bind_sock); | |
702 | unlink(bind_sock); | |
703 | ||
704 | len = sizeof(addr.sun_family) + strlen(bind_sock) + 1; | |
705 | ||
706 | if (bind(sk, (struct sockaddr *) &addr, len) < 0) { | |
707 | log_err("fio: bind: %s\n", strerror(errno)); | |
b94cba47 | 708 | close(sk); |
87aa8f19 JA |
709 | return -1; |
710 | } | |
711 | ||
712 | umask(mode); | |
713 | return sk; | |
714 | } | |
715 | ||
716 | static int fio_init_server_connection(void) | |
717 | { | |
bebe6398 | 718 | char bind_str[128]; |
87aa8f19 JA |
719 | int sk; |
720 | ||
721 | dprint(FD_NET, "starting server\n"); | |
722 | ||
723 | if (!bind_sock) | |
724 | sk = fio_init_server_ip(); | |
725 | else | |
726 | sk = fio_init_server_sock(); | |
727 | ||
728 | if (sk < 0) | |
729 | return sk; | |
730 | ||
bebe6398 JA |
731 | if (!bind_sock) |
732 | sprintf(bind_str, "%s:%u", inet_ntoa(saddr_in.sin_addr), fio_net_port); | |
733 | else | |
734 | strcpy(bind_str, bind_sock); | |
735 | ||
736 | log_info("fio: server listening on %s\n", bind_str); | |
737 | ||
81179eec JA |
738 | if (listen(sk, 1) < 0) { |
739 | log_err("fio: listen: %s\n", strerror(errno)); | |
740 | return -1; | |
741 | } | |
742 | ||
87aa8f19 JA |
743 | return sk; |
744 | } | |
745 | ||
bebe6398 JA |
746 | int fio_server_parse_string(const char *str, char **ptr, int *is_sock, |
747 | int *port, struct in_addr *inp) | |
748 | { | |
749 | *ptr = NULL; | |
750 | *is_sock = 0; | |
6d2cf394 | 751 | *port = fio_net_port; |
bebe6398 JA |
752 | |
753 | if (!strncmp(str, "sock:", 5)) { | |
754 | *ptr = strdup(str + 5); | |
755 | *is_sock = 1; | |
756 | } else { | |
757 | const char *host = str; | |
758 | char *portp; | |
759 | int lport = 0; | |
760 | ||
761 | /* | |
762 | * Is it ip:<ip or host>:port | |
763 | */ | |
764 | if (!strncmp(host, "ip:", 3)) | |
765 | host += 3; | |
766 | else if (host[0] == ':') { | |
767 | /* String is :port */ | |
768 | host++; | |
769 | lport = atoi(host); | |
770 | if (!lport || lport > 65535) { | |
771 | log_err("fio: bad server port %u\n", port); | |
772 | return 1; | |
773 | } | |
774 | /* no hostname given, we are done */ | |
775 | *port = lport; | |
776 | return 0; | |
777 | } | |
778 | ||
779 | /* | |
780 | * If no port seen yet, check if there's a last ':' at the end | |
781 | */ | |
782 | if (!lport) { | |
783 | portp = strchr(host, ':'); | |
784 | if (portp) { | |
785 | *portp = '\0'; | |
786 | portp++; | |
787 | lport = atoi(portp); | |
788 | if (!lport || lport > 65535) { | |
789 | log_err("fio: bad server port %u\n", port); | |
790 | return 1; | |
791 | } | |
792 | } | |
793 | } | |
794 | ||
795 | if (lport) | |
796 | *port = lport; | |
797 | ||
798 | *ptr = strdup(host); | |
799 | ||
800 | if (inet_aton(host, inp) != 1) { | |
801 | struct hostent *hent; | |
802 | ||
803 | hent = gethostbyname(host); | |
804 | if (!hent) { | |
bebe6398 JA |
805 | free(*ptr); |
806 | *ptr = NULL; | |
807 | return 1; | |
808 | } | |
809 | ||
810 | memcpy(inp, hent->h_addr, 4); | |
811 | } | |
812 | } | |
813 | ||
814 | if (*port == 0) | |
815 | *port = fio_net_port; | |
816 | ||
817 | return 0; | |
818 | } | |
819 | ||
87aa8f19 JA |
820 | /* |
821 | * Server arg should be one of: | |
822 | * | |
823 | * sock:/path/to/socket | |
824 | * ip:1.2.3.4 | |
825 | * 1.2.3.4 | |
826 | * | |
827 | * Where sock uses unix domain sockets, and ip binds the server to | |
828 | * a specific interface. If no arguments are given to the server, it | |
829 | * uses IP and binds to 0.0.0.0. | |
830 | * | |
831 | */ | |
832 | static int fio_handle_server_arg(void) | |
833 | { | |
6d2cf394 | 834 | int port = fio_net_port; |
a7de0a11 | 835 | int is_sock, ret = 0; |
bebe6398 | 836 | |
87aa8f19 JA |
837 | saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); |
838 | ||
839 | if (!fio_server_arg) | |
a7de0a11 | 840 | goto out; |
87aa8f19 | 841 | |
4e5b8fb8 | 842 | ret = fio_server_parse_string(fio_server_arg, &bind_sock, &is_sock, |
6d2cf394 | 843 | &port, &saddr_in.sin_addr); |
4e5b8fb8 JA |
844 | |
845 | if (!is_sock && bind_sock) { | |
846 | free(bind_sock); | |
847 | bind_sock = NULL; | |
848 | } | |
849 | ||
a7de0a11 | 850 | out: |
6d2cf394 JA |
851 | fio_net_port = port; |
852 | saddr_in.sin_port = htons(port); | |
4e5b8fb8 | 853 | return ret; |
87aa8f19 JA |
854 | } |
855 | ||
856 | static int fio_server(void) | |
857 | { | |
858 | int sk, ret; | |
859 | ||
860 | dprint(FD_NET, "starting server\n"); | |
861 | ||
862 | if (fio_handle_server_arg()) | |
863 | return -1; | |
864 | ||
865 | sk = fio_init_server_connection(); | |
866 | if (sk < 0) | |
867 | return -1; | |
81179eec JA |
868 | |
869 | ret = accept_loop(sk); | |
87aa8f19 | 870 | |
81179eec | 871 | close(sk); |
87aa8f19 JA |
872 | |
873 | if (fio_server_arg) { | |
874 | free(fio_server_arg); | |
875 | fio_server_arg = NULL; | |
876 | } | |
bebe6398 JA |
877 | if (bind_sock) |
878 | free(bind_sock); | |
87aa8f19 | 879 | |
81179eec JA |
880 | return ret; |
881 | } | |
882 | ||
9abea48b JA |
883 | static void sig_int(int sig) |
884 | { | |
885 | fio_terminate_threads(TERMINATE_ALL); | |
886 | exit_backend = 1; | |
887 | } | |
888 | ||
889 | static void server_signal_handler(void) | |
890 | { | |
891 | struct sigaction act; | |
892 | ||
893 | memset(&act, 0, sizeof(act)); | |
894 | act.sa_handler = sig_int; | |
895 | act.sa_flags = SA_RESTART; | |
896 | sigaction(SIGINT, &act, NULL); | |
897 | ||
898 | memset(&act, 0, sizeof(act)); | |
899 | act.sa_handler = sig_int; | |
900 | act.sa_flags = SA_RESTART; | |
901 | sigaction(SIGTERM, &act, NULL); | |
902 | } | |
903 | ||
e46d8091 JA |
904 | int fio_start_server(int daemonize) |
905 | { | |
906 | pid_t pid; | |
907 | ||
9abea48b JA |
908 | server_signal_handler(); |
909 | ||
e46d8091 JA |
910 | if (!daemonize) |
911 | return fio_server(); | |
912 | ||
913 | openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); | |
914 | pid = fork(); | |
915 | if (pid < 0) { | |
916 | syslog(LOG_ERR, "failed server fork"); | |
c28e8e8c | 917 | return -1; |
e46d8091 JA |
918 | } else if (pid) |
919 | exit(0); | |
920 | ||
921 | setsid(); | |
922 | close(STDIN_FILENO); | |
923 | close(STDOUT_FILENO); | |
924 | close(STDERR_FILENO); | |
925 | f_out = NULL; | |
926 | f_err = NULL; | |
927 | log_syslog = 1; | |
928 | return fio_server(); | |
929 | } | |
87aa8f19 | 930 | |
bebe6398 | 931 | void fio_server_set_arg(const char *arg) |
87aa8f19 JA |
932 | { |
933 | fio_server_arg = strdup(arg); | |
934 | } |