Commit | Line | Data |
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50d16976 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <unistd.h> | |
50d16976 | 4 | #include <errno.h> |
8393ca93 | 5 | #include <poll.h> |
50d16976 JA |
6 | #include <sys/types.h> |
7 | #include <sys/wait.h> | |
d05c4a03 | 8 | #include <sys/socket.h> |
87aa8f19 JA |
9 | #include <sys/stat.h> |
10 | #include <sys/un.h> | |
1f51bba9 | 11 | #include <sys/uio.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> |
3989b143 | 17 | #ifdef CONFIG_ZLIB |
1b42725f | 18 | #include <zlib.h> |
3989b143 | 19 | #endif |
50d16976 JA |
20 | |
21 | #include "fio.h" | |
296ab20a | 22 | #include "options.h" |
132159a5 | 23 | #include "server.h" |
fcee5ff6 | 24 | #include "crc/crc16.h" |
c7c6cb4c | 25 | #include "lib/ieee754.h" |
3d2d14bc | 26 | #include "verify-state.h" |
ca09be4b | 27 | #include "smalloc.h" |
89cf1480 | 28 | |
5adc2447 | 29 | int fio_net_port = FIO_NET_PORT; |
50d16976 | 30 | |
f1867a7f | 31 | bool exit_backend = false; |
009b1be4 | 32 | |
f77d4b73 JA |
33 | enum { |
34 | SK_F_FREE = 1, | |
35 | SK_F_COPY = 2, | |
36 | SK_F_SIMPLE = 4, | |
02594e37 | 37 | SK_F_VEC = 8, |
bead01d7 | 38 | SK_F_INLINE = 16, |
f77d4b73 JA |
39 | }; |
40 | ||
41 | struct sk_entry { | |
4d27d429 JA |
42 | struct flist_head list; /* link on sk_out->list */ |
43 | int flags; /* SK_F_* */ | |
44 | int opcode; /* Actual command fields */ | |
f77d4b73 JA |
45 | void *buf; |
46 | off_t size; | |
28c7bcdf | 47 | uint64_t tag; |
4d27d429 | 48 | struct flist_head next; /* Other sk_entry's, if linked command */ |
f77d4b73 JA |
49 | }; |
50 | ||
87aa8f19 JA |
51 | static char *fio_server_arg; |
52 | static char *bind_sock; | |
53 | static struct sockaddr_in saddr_in; | |
811826be | 54 | static struct sockaddr_in6 saddr_in6; |
811826be | 55 | static int use_ipv6; |
3989b143 JA |
56 | #ifdef CONFIG_ZLIB |
57 | static unsigned int has_zlib = 1; | |
58 | #else | |
59 | static unsigned int has_zlib = 0; | |
60 | #endif | |
61 | static unsigned int use_zlib; | |
ca09be4b | 62 | static char me[128]; |
37db14fe | 63 | |
f77d4b73 JA |
64 | static pthread_key_t sk_out_key; |
65 | ||
f8fef4c6 | 66 | #ifdef WIN32 |
67 | static char *fio_server_pipe_name = NULL; | |
68 | static HANDLE hjob = INVALID_HANDLE_VALUE; | |
69 | struct ffi_element { | |
70 | union { | |
71 | pthread_t thread; | |
72 | HANDLE hProcess; | |
73 | }; | |
74 | bool is_thread; | |
75 | }; | |
76 | #endif | |
77 | ||
122c7725 JA |
78 | struct fio_fork_item { |
79 | struct flist_head list; | |
80 | int exitval; | |
81 | int signal; | |
82 | int exited; | |
f8fef4c6 | 83 | #ifdef WIN32 |
84 | struct ffi_element element; | |
85 | #else | |
122c7725 | 86 | pid_t pid; |
f8fef4c6 | 87 | #endif |
122c7725 JA |
88 | }; |
89 | ||
ca09be4b | 90 | struct cmd_reply { |
971caeb1 | 91 | struct fio_sem lock; |
ca09be4b JA |
92 | void *data; |
93 | size_t size; | |
94 | int error; | |
95 | }; | |
96 | ||
89c1707c JA |
97 | static const char *fio_server_ops[FIO_NET_CMD_NR] = { |
98 | "", | |
99 | "QUIT", | |
100 | "EXIT", | |
101 | "JOB", | |
102 | "JOBLINE", | |
103 | "TEXT", | |
104 | "TS", | |
105 | "GS", | |
106 | "SEND_ETA", | |
107 | "ETA", | |
108 | "PROBE", | |
109 | "START", | |
d09a64a0 JA |
110 | "STOP", |
111 | "DISK_UTIL", | |
b9d2f30a | 112 | "SERVER_START", |
807f9971 | 113 | "ADD_JOB", |
ca09be4b JA |
114 | "RUN", |
115 | "IOLOG", | |
116 | "UPDATE_JOB", | |
117 | "LOAD_FILE", | |
118 | "VTRIGGER", | |
119 | "SENDFILE", | |
9d9937b5 | 120 | "JOB_OPT", |
89c1707c JA |
121 | }; |
122 | ||
f77d4b73 JA |
123 | static void sk_lock(struct sk_out *sk_out) |
124 | { | |
971caeb1 | 125 | fio_sem_down(&sk_out->lock); |
f77d4b73 JA |
126 | } |
127 | ||
128 | static void sk_unlock(struct sk_out *sk_out) | |
129 | { | |
971caeb1 | 130 | fio_sem_up(&sk_out->lock); |
f77d4b73 JA |
131 | } |
132 | ||
24660963 JA |
133 | void sk_out_assign(struct sk_out *sk_out) |
134 | { | |
135 | if (!sk_out) | |
136 | return; | |
137 | ||
138 | sk_lock(sk_out); | |
139 | sk_out->refs++; | |
140 | sk_unlock(sk_out); | |
141 | pthread_setspecific(sk_out_key, sk_out); | |
142 | } | |
143 | ||
bce503fc | 144 | static void sk_out_free(struct sk_out *sk_out) |
24660963 | 145 | { |
971caeb1 BVA |
146 | __fio_sem_remove(&sk_out->lock); |
147 | __fio_sem_remove(&sk_out->wait); | |
148 | __fio_sem_remove(&sk_out->xmit); | |
24660963 JA |
149 | sfree(sk_out); |
150 | } | |
151 | ||
bce503fc | 152 | static int __sk_out_drop(struct sk_out *sk_out) |
24660963 | 153 | { |
24660963 JA |
154 | if (sk_out) { |
155 | int refs; | |
156 | ||
157 | sk_lock(sk_out); | |
c0d3245a | 158 | assert(sk_out->refs != 0); |
24660963 JA |
159 | refs = --sk_out->refs; |
160 | sk_unlock(sk_out); | |
161 | ||
bce503fc JA |
162 | if (!refs) { |
163 | sk_out_free(sk_out); | |
c0d3245a | 164 | pthread_setspecific(sk_out_key, NULL); |
bce503fc JA |
165 | return 0; |
166 | } | |
167 | } | |
168 | ||
169 | return 1; | |
170 | } | |
171 | ||
172 | void sk_out_drop(void) | |
173 | { | |
174 | struct sk_out *sk_out; | |
24660963 | 175 | |
bce503fc | 176 | sk_out = pthread_getspecific(sk_out_key); |
c0d3245a | 177 | __sk_out_drop(sk_out); |
24660963 JA |
178 | } |
179 | ||
9d2c74d7 JA |
180 | static void __fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, |
181 | uint32_t pdu_len, uint64_t tag) | |
182 | { | |
183 | memset(cmd, 0, sizeof(*cmd)); | |
184 | ||
185 | cmd->version = __cpu_to_le16(FIO_SERVER_VER); | |
186 | cmd->opcode = cpu_to_le16(opcode); | |
187 | cmd->tag = cpu_to_le64(tag); | |
188 | cmd->pdu_len = cpu_to_le32(pdu_len); | |
189 | } | |
190 | ||
191 | ||
192 | static void fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, | |
193 | const void *pdu, uint32_t pdu_len, uint64_t tag) | |
194 | { | |
195 | __fio_init_net_cmd(cmd, opcode, pdu_len, tag); | |
196 | ||
197 | if (pdu) | |
198 | memcpy(&cmd->payload, pdu, pdu_len); | |
199 | } | |
200 | ||
89c1707c JA |
201 | const char *fio_server_op(unsigned int op) |
202 | { | |
203 | static char buf[32]; | |
204 | ||
205 | if (op < FIO_NET_CMD_NR) | |
206 | return fio_server_ops[op]; | |
207 | ||
208 | sprintf(buf, "UNKNOWN/%d", op); | |
209 | return buf; | |
210 | } | |
211 | ||
5235f626 | 212 | static ssize_t iov_total_len(const struct iovec *iov, int count) |
132159a5 | 213 | { |
5235f626 | 214 | ssize_t ret = 0; |
794d69ca | 215 | |
5235f626 JA |
216 | while (count--) { |
217 | ret += iov->iov_len; | |
218 | iov++; | |
219 | } | |
220 | ||
221 | return ret; | |
222 | } | |
132159a5 | 223 | |
5235f626 JA |
224 | static int fio_sendv_data(int sk, struct iovec *iov, int count) |
225 | { | |
226 | ssize_t total_len = iov_total_len(iov, count); | |
227 | ssize_t ret; | |
228 | ||
229 | do { | |
230 | ret = writev(sk, iov, count); | |
132159a5 | 231 | if (ret > 0) { |
5235f626 JA |
232 | total_len -= ret; |
233 | if (!total_len) | |
132159a5 | 234 | break; |
5235f626 JA |
235 | |
236 | while (ret) { | |
237 | if (ret >= iov->iov_len) { | |
238 | ret -= iov->iov_len; | |
239 | iov++; | |
240 | continue; | |
241 | } | |
242 | iov->iov_base += ret; | |
243 | iov->iov_len -= ret; | |
244 | ret = 0; | |
245 | } | |
132159a5 JA |
246 | } else if (!ret) |
247 | break; | |
248 | else if (errno == EAGAIN || errno == EINTR) | |
249 | continue; | |
7b821684 JA |
250 | else |
251 | break; | |
132159a5 JA |
252 | } while (!exit_backend); |
253 | ||
5235f626 | 254 | if (!total_len) |
132159a5 JA |
255 | return 0; |
256 | ||
257 | return 1; | |
258 | } | |
259 | ||
9d2c74d7 | 260 | static int fio_send_data(int sk, const void *p, unsigned int len) |
5235f626 JA |
261 | { |
262 | struct iovec iov = { .iov_base = (void *) p, .iov_len = len }; | |
263 | ||
264 | assert(len <= sizeof(struct fio_net_cmd) + FIO_SERVER_MAX_FRAGMENT_PDU); | |
265 | ||
266 | return fio_sendv_data(sk, &iov, 1); | |
267 | } | |
268 | ||
8a596ff1 JA |
269 | bool fio_server_poll_fd(int fd, short events, int timeout) |
270 | { | |
4fd07b23 | 271 | struct pollfd pfd = { |
272 | .fd = fd, | |
273 | .events = events, | |
274 | }; | |
275 | int ret; | |
276 | ||
277 | ret = poll(&pfd, 1, timeout); | |
278 | if (ret < 0) { | |
279 | if (errno == EINTR) | |
280 | return false; | |
281 | log_err("fio: poll: %s\n", strerror(errno)); | |
282 | return false; | |
283 | } else if (!ret) { | |
284 | return false; | |
285 | } | |
286 | if (pfd.revents & events) | |
287 | return true; | |
288 | return false; | |
289 | } | |
290 | ||
0f836f39 | 291 | static int fio_recv_data(int sk, void *buf, unsigned int len, bool wait) |
132159a5 | 292 | { |
54e62ad4 | 293 | int flags; |
0f836f39 | 294 | char *p = buf; |
54e62ad4 JA |
295 | |
296 | if (wait) | |
297 | flags = MSG_WAITALL; | |
298 | else | |
bf67f422 | 299 | flags = OS_MSG_DONTWAIT; |
54e62ad4 | 300 | |
132159a5 | 301 | do { |
54e62ad4 | 302 | int ret = recv(sk, p, len, flags); |
132159a5 JA |
303 | |
304 | if (ret > 0) { | |
305 | len -= ret; | |
306 | if (!len) | |
307 | break; | |
308 | p += ret; | |
309 | continue; | |
310 | } else if (!ret) | |
311 | break; | |
54e62ad4 JA |
312 | else if (errno == EAGAIN || errno == EINTR) { |
313 | if (wait) | |
314 | continue; | |
315 | break; | |
316 | } else | |
7b821684 | 317 | break; |
132159a5 JA |
318 | } while (!exit_backend); |
319 | ||
320 | if (!len) | |
321 | return 0; | |
322 | ||
323 | return -1; | |
324 | } | |
325 | ||
326 | static int verify_convert_cmd(struct fio_net_cmd *cmd) | |
327 | { | |
fcee5ff6 | 328 | uint16_t crc; |
132159a5 | 329 | |
fcee5ff6 JA |
330 | cmd->cmd_crc16 = le16_to_cpu(cmd->cmd_crc16); |
331 | cmd->pdu_crc16 = le16_to_cpu(cmd->pdu_crc16); | |
132159a5 | 332 | |
25dfa848 | 333 | crc = fio_crc16(cmd, FIO_NET_CMD_CRC_SZ); |
fcee5ff6 | 334 | if (crc != cmd->cmd_crc16) { |
132159a5 | 335 | log_err("fio: server bad crc on command (got %x, wanted %x)\n", |
fcee5ff6 | 336 | cmd->cmd_crc16, crc); |
b2ef2748 JA |
337 | fprintf(f_err, "fio: server bad crc on command (got %x, wanted %x)\n", |
338 | cmd->cmd_crc16, crc); | |
132159a5 JA |
339 | return 1; |
340 | } | |
341 | ||
342 | cmd->version = le16_to_cpu(cmd->version); | |
343 | cmd->opcode = le16_to_cpu(cmd->opcode); | |
344 | cmd->flags = le32_to_cpu(cmd->flags); | |
af9c9fb3 | 345 | cmd->tag = le64_to_cpu(cmd->tag); |
132159a5 JA |
346 | cmd->pdu_len = le32_to_cpu(cmd->pdu_len); |
347 | ||
348 | switch (cmd->version) { | |
fa2ea806 | 349 | case FIO_SERVER_VER: |
132159a5 JA |
350 | break; |
351 | default: | |
352 | log_err("fio: bad server cmd version %d\n", cmd->version); | |
b2ef2748 JA |
353 | fprintf(f_err, "fio: client/server version mismatch (%d != %d)\n", |
354 | cmd->version, FIO_SERVER_VER); | |
132159a5 JA |
355 | return 1; |
356 | } | |
357 | ||
7c922795 JA |
358 | if (cmd->pdu_len > FIO_SERVER_MAX_FRAGMENT_PDU) { |
359 | log_err("fio: command payload too large: %u\n", cmd->pdu_len); | |
360 | return 1; | |
361 | } | |
362 | ||
132159a5 JA |
363 | return 0; |
364 | } | |
365 | ||
a64e88da JA |
366 | /* |
367 | * Read (and defragment, if necessary) incoming commands | |
368 | */ | |
54e62ad4 | 369 | struct fio_net_cmd *fio_net_recv_cmd(int sk, bool wait) |
132159a5 | 370 | { |
dfbf1f6f | 371 | struct fio_net_cmd cmd, *tmp, *cmdret = NULL; |
a64e88da | 372 | size_t cmd_size = 0, pdu_offset = 0; |
fcee5ff6 | 373 | uint16_t crc; |
a64e88da JA |
374 | int ret, first = 1; |
375 | void *pdu = NULL; | |
132159a5 | 376 | |
a64e88da | 377 | do { |
54e62ad4 | 378 | ret = fio_recv_data(sk, &cmd, sizeof(cmd), wait); |
a64e88da JA |
379 | if (ret) |
380 | break; | |
132159a5 | 381 | |
a64e88da JA |
382 | /* We have a command, verify it and swap if need be */ |
383 | ret = verify_convert_cmd(&cmd); | |
384 | if (ret) | |
385 | break; | |
132159a5 | 386 | |
0b8f30a5 JA |
387 | if (first) { |
388 | /* if this is text, add room for \0 at the end */ | |
389 | cmd_size = sizeof(cmd) + cmd.pdu_len + 1; | |
390 | assert(!cmdret); | |
391 | } else | |
a64e88da | 392 | cmd_size += cmd.pdu_len; |
132159a5 | 393 | |
dfbf1f6f JA |
394 | if (cmd_size / 1024 > FIO_SERVER_MAX_CMD_MB * 1024) { |
395 | log_err("fio: cmd+pdu too large (%llu)\n", (unsigned long long) cmd_size); | |
396 | ret = 1; | |
397 | break; | |
398 | } | |
399 | ||
400 | tmp = realloc(cmdret, cmd_size); | |
401 | if (!tmp) { | |
402 | log_err("fio: server failed allocating cmd\n"); | |
403 | ret = 1; | |
404 | break; | |
405 | } | |
406 | cmdret = tmp; | |
132159a5 | 407 | |
a64e88da JA |
408 | if (first) |
409 | memcpy(cmdret, &cmd, sizeof(cmd)); | |
67f15dcf JA |
410 | else if (cmdret->opcode != cmd.opcode) { |
411 | log_err("fio: fragment opcode mismatch (%d != %d)\n", | |
412 | cmdret->opcode, cmd.opcode); | |
413 | ret = 1; | |
414 | break; | |
415 | } | |
a64e88da JA |
416 | |
417 | if (!cmd.pdu_len) | |
418 | break; | |
419 | ||
420 | /* There's payload, get it */ | |
0f836f39 | 421 | pdu = (char *) cmdret->payload + pdu_offset; |
54e62ad4 | 422 | ret = fio_recv_data(sk, pdu, cmd.pdu_len, wait); |
a64e88da JA |
423 | if (ret) |
424 | break; | |
425 | ||
426 | /* Verify payload crc */ | |
25dfa848 | 427 | crc = fio_crc16(pdu, cmd.pdu_len); |
a64e88da JA |
428 | if (crc != cmd.pdu_crc16) { |
429 | log_err("fio: server bad crc on payload "); | |
430 | log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); | |
431 | ret = 1; | |
432 | break; | |
433 | } | |
434 | ||
435 | pdu_offset += cmd.pdu_len; | |
817f06bb JA |
436 | if (!first) |
437 | cmdret->pdu_len += cmd.pdu_len; | |
a64e88da JA |
438 | first = 0; |
439 | } while (cmd.flags & FIO_NET_CMD_F_MORE); | |
132159a5 | 440 | |
a64e88da JA |
441 | if (ret) { |
442 | free(cmdret); | |
443 | cmdret = NULL; | |
0b8f30a5 JA |
444 | } else if (cmdret) { |
445 | /* zero-terminate text input */ | |
084d1c6f JA |
446 | if (cmdret->pdu_len) { |
447 | if (cmdret->opcode == FIO_NET_CMD_TEXT) { | |
8a1db9a1 JA |
448 | struct cmd_text_pdu *__pdu = (struct cmd_text_pdu *) cmdret->payload; |
449 | char *buf = (char *) __pdu->buf; | |
fb2bec15 | 450 | int len = le32_to_cpu(__pdu->buf_len); |
0b8f30a5 | 451 | |
fb2bec15 | 452 | buf[len] = '\0'; |
084d1c6f | 453 | } else if (cmdret->opcode == FIO_NET_CMD_JOB) { |
8a1db9a1 JA |
454 | struct cmd_job_pdu *__pdu = (struct cmd_job_pdu *) cmdret->payload; |
455 | char *buf = (char *) __pdu->buf; | |
456 | int len = le32_to_cpu(__pdu->buf_len); | |
084d1c6f | 457 | |
46bcd498 | 458 | buf[len] = '\0'; |
084d1c6f | 459 | } |
0b8f30a5 | 460 | } |
084d1c6f | 461 | |
0b8f30a5 | 462 | /* frag flag is internal */ |
a64e88da | 463 | cmdret->flags &= ~FIO_NET_CMD_F_MORE; |
0b8f30a5 | 464 | } |
a64e88da JA |
465 | |
466 | return cmdret; | |
132159a5 JA |
467 | } |
468 | ||
40c60516 JA |
469 | static void add_reply(uint64_t tag, struct flist_head *list) |
470 | { | |
a572bbfb | 471 | struct fio_net_cmd_reply *reply; |
40c60516 | 472 | |
a572bbfb | 473 | reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; |
40c60516 JA |
474 | flist_add_tail(&reply->list, list); |
475 | } | |
476 | ||
477 | static uint64_t alloc_reply(uint64_t tag, uint16_t opcode) | |
478 | { | |
479 | struct fio_net_cmd_reply *reply; | |
480 | ||
481 | reply = calloc(1, sizeof(*reply)); | |
482 | INIT_FLIST_HEAD(&reply->list); | |
8b6a404c | 483 | fio_gettime(&reply->ts, NULL); |
40c60516 JA |
484 | reply->saved_tag = tag; |
485 | reply->opcode = opcode; | |
486 | ||
487 | return (uintptr_t) reply; | |
488 | } | |
489 | ||
490 | static void free_reply(uint64_t tag) | |
491 | { | |
a572bbfb | 492 | struct fio_net_cmd_reply *reply; |
40c60516 | 493 | |
a572bbfb | 494 | reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; |
40c60516 JA |
495 | free(reply); |
496 | } | |
497 | ||
9d2c74d7 | 498 | static void fio_net_cmd_crc_pdu(struct fio_net_cmd *cmd, const void *pdu) |
132159a5 JA |
499 | { |
500 | uint32_t pdu_len; | |
501 | ||
25dfa848 | 502 | cmd->cmd_crc16 = __cpu_to_le16(fio_crc16(cmd, FIO_NET_CMD_CRC_SZ)); |
132159a5 JA |
503 | |
504 | pdu_len = le32_to_cpu(cmd->pdu_len); | |
1b42725f JA |
505 | cmd->pdu_crc16 = __cpu_to_le16(fio_crc16(pdu, pdu_len)); |
506 | } | |
507 | ||
9d2c74d7 | 508 | static void fio_net_cmd_crc(struct fio_net_cmd *cmd) |
1b42725f JA |
509 | { |
510 | fio_net_cmd_crc_pdu(cmd, cmd->payload); | |
132159a5 JA |
511 | } |
512 | ||
af9c9fb3 | 513 | int fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size, |
40c60516 | 514 | uint64_t *tagptr, struct flist_head *list) |
794d69ca | 515 | { |
7f868316 JA |
516 | struct fio_net_cmd *cmd = NULL; |
517 | size_t this_len, cur_len = 0; | |
40c60516 | 518 | uint64_t tag; |
794d69ca JA |
519 | int ret; |
520 | ||
40c60516 JA |
521 | if (list) { |
522 | assert(tagptr); | |
523 | tag = *tagptr = alloc_reply(*tagptr, opcode); | |
524 | } else | |
525 | tag = tagptr ? *tagptr : 0; | |
526 | ||
794d69ca JA |
527 | do { |
528 | this_len = size; | |
b9d2f30a JA |
529 | if (this_len > FIO_SERVER_MAX_FRAGMENT_PDU) |
530 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU; | |
794d69ca | 531 | |
7f868316 JA |
532 | if (!cmd || cur_len < sizeof(*cmd) + this_len) { |
533 | if (cmd) | |
534 | free(cmd); | |
535 | ||
536 | cur_len = sizeof(*cmd) + this_len; | |
537 | cmd = malloc(cur_len); | |
538 | } | |
794d69ca | 539 | |
af9c9fb3 | 540 | fio_init_net_cmd(cmd, opcode, buf, this_len, tag); |
794d69ca JA |
541 | |
542 | if (this_len < size) | |
ddcc0b69 | 543 | cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); |
794d69ca JA |
544 | |
545 | fio_net_cmd_crc(cmd); | |
546 | ||
547 | ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); | |
794d69ca JA |
548 | size -= this_len; |
549 | buf += this_len; | |
550 | } while (!ret && size); | |
551 | ||
40c60516 JA |
552 | if (list) { |
553 | if (ret) | |
554 | free_reply(tag); | |
555 | else | |
556 | add_reply(tag, list); | |
557 | } | |
558 | ||
7f868316 JA |
559 | if (cmd) |
560 | free(cmd); | |
561 | ||
794d69ca JA |
562 | return ret; |
563 | } | |
564 | ||
0cba0f91 JA |
565 | static struct sk_entry *fio_net_prep_cmd(uint16_t opcode, void *buf, |
566 | size_t size, uint64_t *tagptr, | |
567 | int flags) | |
f77d4b73 | 568 | { |
f77d4b73 JA |
569 | struct sk_entry *entry; |
570 | ||
571 | entry = smalloc(sizeof(*entry)); | |
e3500d99 JA |
572 | if (!entry) |
573 | return NULL; | |
574 | ||
02594e37 | 575 | INIT_FLIST_HEAD(&entry->next); |
f77d4b73 JA |
576 | entry->opcode = opcode; |
577 | if (flags & SK_F_COPY) { | |
578 | entry->buf = smalloc(size); | |
579 | memcpy(entry->buf, buf, size); | |
580 | } else | |
581 | entry->buf = buf; | |
bead01d7 | 582 | |
f77d4b73 | 583 | entry->size = size; |
28c7bcdf JA |
584 | if (tagptr) |
585 | entry->tag = *tagptr; | |
586 | else | |
587 | entry->tag = 0; | |
f77d4b73 | 588 | entry->flags = flags; |
02594e37 JA |
589 | return entry; |
590 | } | |
591 | ||
bead01d7 JA |
592 | static int handle_sk_entry(struct sk_out *sk_out, struct sk_entry *entry); |
593 | ||
02594e37 JA |
594 | static void fio_net_queue_entry(struct sk_entry *entry) |
595 | { | |
596 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); | |
597 | ||
bead01d7 JA |
598 | if (entry->flags & SK_F_INLINE) |
599 | handle_sk_entry(sk_out, entry); | |
600 | else { | |
601 | sk_lock(sk_out); | |
602 | flist_add_tail(&entry->list, &sk_out->list); | |
603 | sk_unlock(sk_out); | |
f77d4b73 | 604 | |
971caeb1 | 605 | fio_sem_up(&sk_out->wait); |
bead01d7 | 606 | } |
02594e37 | 607 | } |
f77d4b73 | 608 | |
02594e37 JA |
609 | static int fio_net_queue_cmd(uint16_t opcode, void *buf, off_t size, |
610 | uint64_t *tagptr, int flags) | |
611 | { | |
612 | struct sk_entry *entry; | |
613 | ||
614 | entry = fio_net_prep_cmd(opcode, buf, size, tagptr, flags); | |
81b3c86f JA |
615 | if (entry) { |
616 | fio_net_queue_entry(entry); | |
617 | return 0; | |
618 | } | |
619 | ||
620 | return 1; | |
f77d4b73 JA |
621 | } |
622 | ||
89c1707c | 623 | static int fio_net_send_simple_stack_cmd(int sk, uint16_t opcode, uint64_t tag) |
132159a5 | 624 | { |
178cde9f | 625 | struct fio_net_cmd cmd; |
132159a5 | 626 | |
af9c9fb3 | 627 | fio_init_net_cmd(&cmd, opcode, NULL, 0, tag); |
132159a5 JA |
628 | fio_net_cmd_crc(&cmd); |
629 | ||
630 | return fio_send_data(sk, &cmd, sizeof(cmd)); | |
631 | } | |
632 | ||
89c1707c JA |
633 | /* |
634 | * If 'list' is non-NULL, then allocate and store the sent command for | |
635 | * later verification. | |
636 | */ | |
637 | int fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t tag, | |
638 | struct flist_head *list) | |
639 | { | |
89c1707c JA |
640 | int ret; |
641 | ||
40c60516 JA |
642 | if (list) |
643 | tag = alloc_reply(tag, opcode); | |
89c1707c | 644 | |
40c60516 | 645 | ret = fio_net_send_simple_stack_cmd(sk, opcode, tag); |
89c1707c | 646 | if (ret) { |
40c60516 JA |
647 | if (list) |
648 | free_reply(tag); | |
649 | ||
89c1707c JA |
650 | return ret; |
651 | } | |
652 | ||
40c60516 JA |
653 | if (list) |
654 | add_reply(tag, list); | |
655 | ||
89c1707c JA |
656 | return 0; |
657 | } | |
658 | ||
f77d4b73 JA |
659 | static int fio_net_queue_quit(void) |
660 | { | |
661 | dprint(FD_NET, "server: sending quit\n"); | |
662 | ||
b647a293 | 663 | return fio_net_queue_cmd(FIO_NET_CMD_QUIT, NULL, 0, NULL, SK_F_SIMPLE); |
f77d4b73 JA |
664 | } |
665 | ||
122c7725 | 666 | int fio_net_send_quit(int sk) |
437377e1 | 667 | { |
46c48f1f | 668 | dprint(FD_NET, "server: sending quit\n"); |
122c7725 | 669 | |
8c95307b | 670 | return fio_net_send_simple_cmd(sk, FIO_NET_CMD_QUIT, 0, NULL); |
437377e1 JA |
671 | } |
672 | ||
f77d4b73 | 673 | static int fio_net_send_ack(struct fio_net_cmd *cmd, int error, int signal) |
132159a5 | 674 | { |
11e950bd | 675 | struct cmd_end_pdu epdu; |
f58bd2a4 | 676 | uint64_t tag = 0; |
122c7725 | 677 | |
f58bd2a4 JA |
678 | if (cmd) |
679 | tag = cmd->tag; | |
122c7725 JA |
680 | |
681 | epdu.error = __cpu_to_le32(error); | |
682 | epdu.signal = __cpu_to_le32(signal); | |
b647a293 | 683 | return fio_net_queue_cmd(FIO_NET_CMD_STOP, &epdu, sizeof(epdu), &tag, SK_F_COPY); |
f58bd2a4 JA |
684 | } |
685 | ||
f77d4b73 | 686 | static int fio_net_queue_stop(int error, int signal) |
f58bd2a4 JA |
687 | { |
688 | dprint(FD_NET, "server: sending stop (%d, %d)\n", error, signal); | |
f77d4b73 | 689 | return fio_net_send_ack(NULL, error, signal); |
122c7725 JA |
690 | } |
691 | ||
f8fef4c6 | 692 | #ifdef WIN32 |
693 | static void fio_server_add_fork_item(struct ffi_element *element, struct flist_head *list) | |
694 | { | |
695 | struct fio_fork_item *ffi; | |
696 | ||
697 | ffi = malloc(sizeof(*ffi)); | |
698 | ffi->exitval = 0; | |
699 | ffi->signal = 0; | |
700 | ffi->exited = 0; | |
701 | ffi->element = *element; | |
702 | flist_add_tail(&ffi->list, list); | |
703 | } | |
704 | ||
705 | static void fio_server_add_conn_pid(struct flist_head *conn_list, HANDLE hProcess) | |
706 | { | |
707 | struct ffi_element element = {.hProcess = hProcess, .is_thread=FALSE}; | |
708 | dprint(FD_NET, "server: forked off connection job (tid=%u)\n", (int) element.thread); | |
709 | ||
710 | fio_server_add_fork_item(&element, conn_list); | |
711 | } | |
712 | ||
713 | static void fio_server_add_job_pid(struct flist_head *job_list, pthread_t thread) | |
714 | { | |
715 | struct ffi_element element = {.thread = thread, .is_thread=TRUE}; | |
716 | dprint(FD_NET, "server: forked off job job (tid=%u)\n", (int) element.thread); | |
717 | fio_server_add_fork_item(&element, job_list); | |
718 | } | |
719 | ||
720 | static void fio_server_check_fork_item(struct fio_fork_item *ffi) | |
721 | { | |
722 | int ret; | |
723 | ||
724 | if (ffi->element.is_thread) { | |
725 | ||
726 | ret = pthread_kill(ffi->element.thread, 0); | |
727 | if (ret) { | |
728 | int rev_val; | |
729 | pthread_join(ffi->element.thread, (void**) &rev_val); /*if the thread is dead, then join it to get status*/ | |
730 | ||
731 | ffi->exitval = rev_val; | |
732 | if (ffi->exitval) | |
733 | log_err("thread (tid=%u) exited with %x\n", (int) ffi->element.thread, (int) ffi->exitval); | |
734 | dprint(FD_PROCESS, "thread (tid=%u) exited with %x\n", (int) ffi->element.thread, (int) ffi->exitval); | |
735 | ffi->exited = 1; | |
736 | } | |
737 | } else { | |
738 | DWORD exit_val; | |
739 | GetExitCodeProcess(ffi->element.hProcess, &exit_val); | |
740 | ||
741 | if (exit_val != STILL_ACTIVE) { | |
742 | dprint(FD_PROCESS, "process %u exited with %d\n", GetProcessId(ffi->element.hProcess), exit_val); | |
743 | ffi->exited = 1; | |
744 | ffi->exitval = exit_val; | |
745 | } | |
746 | } | |
747 | } | |
748 | #else | |
122c7725 JA |
749 | static void fio_server_add_fork_item(pid_t pid, struct flist_head *list) |
750 | { | |
751 | struct fio_fork_item *ffi; | |
752 | ||
753 | ffi = malloc(sizeof(*ffi)); | |
754 | ffi->exitval = 0; | |
755 | ffi->signal = 0; | |
756 | ffi->exited = 0; | |
757 | ffi->pid = pid; | |
758 | flist_add_tail(&ffi->list, list); | |
759 | } | |
760 | ||
6348b5de | 761 | static void fio_server_add_conn_pid(struct flist_head *conn_list, pid_t pid) |
122c7725 | 762 | { |
a7533dbd | 763 | dprint(FD_NET, "server: forked off connection job (pid=%u)\n", (int) pid); |
6348b5de | 764 | fio_server_add_fork_item(pid, conn_list); |
122c7725 JA |
765 | } |
766 | ||
6348b5de | 767 | static void fio_server_add_job_pid(struct flist_head *job_list, pid_t pid) |
122c7725 | 768 | { |
a7533dbd | 769 | dprint(FD_NET, "server: forked off job job (pid=%u)\n", (int) pid); |
6348b5de | 770 | fio_server_add_fork_item(pid, job_list); |
122c7725 JA |
771 | } |
772 | ||
773 | static void fio_server_check_fork_item(struct fio_fork_item *ffi) | |
774 | { | |
775 | int ret, status; | |
776 | ||
777 | ret = waitpid(ffi->pid, &status, WNOHANG); | |
778 | if (ret < 0) { | |
779 | if (errno == ECHILD) { | |
a7533dbd | 780 | log_err("fio: connection pid %u disappeared\n", (int) ffi->pid); |
122c7725 JA |
781 | ffi->exited = 1; |
782 | } else | |
783 | log_err("fio: waitpid: %s\n", strerror(errno)); | |
784 | } else if (ret == ffi->pid) { | |
785 | if (WIFSIGNALED(status)) { | |
786 | ffi->signal = WTERMSIG(status); | |
787 | ffi->exited = 1; | |
788 | } | |
789 | if (WIFEXITED(status)) { | |
790 | if (WEXITSTATUS(status)) | |
791 | ffi->exitval = WEXITSTATUS(status); | |
792 | ffi->exited = 1; | |
793 | } | |
794 | } | |
795 | } | |
f8fef4c6 | 796 | #endif |
122c7725 | 797 | |
f77d4b73 | 798 | static void fio_server_fork_item_done(struct fio_fork_item *ffi, bool stop) |
122c7725 | 799 | { |
f8fef4c6 | 800 | #ifdef WIN32 |
801 | if (ffi->element.is_thread) | |
802 | dprint(FD_NET, "tid %u exited, sig=%u, exitval=%d\n", (int) ffi->element.thread, ffi->signal, ffi->exitval); | |
803 | else { | |
804 | dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", (int) GetProcessId(ffi->element.hProcess), ffi->signal, ffi->exitval); | |
805 | CloseHandle(ffi->element.hProcess); | |
806 | ffi->element.hProcess = INVALID_HANDLE_VALUE; | |
807 | } | |
808 | #else | |
a7533dbd | 809 | dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", (int) ffi->pid, ffi->signal, ffi->exitval); |
f8fef4c6 | 810 | #endif |
122c7725 JA |
811 | |
812 | /* | |
813 | * Fold STOP and QUIT... | |
814 | */ | |
f77d4b73 JA |
815 | if (stop) { |
816 | fio_net_queue_stop(ffi->exitval, ffi->signal); | |
817 | fio_net_queue_quit(); | |
818 | } | |
819 | ||
122c7725 JA |
820 | flist_del(&ffi->list); |
821 | free(ffi); | |
822 | } | |
823 | ||
f77d4b73 | 824 | static void fio_server_check_fork_items(struct flist_head *list, bool stop) |
122c7725 JA |
825 | { |
826 | struct flist_head *entry, *tmp; | |
827 | struct fio_fork_item *ffi; | |
828 | ||
829 | flist_for_each_safe(entry, tmp, list) { | |
830 | ffi = flist_entry(entry, struct fio_fork_item, list); | |
831 | ||
832 | fio_server_check_fork_item(ffi); | |
833 | ||
834 | if (ffi->exited) | |
f77d4b73 | 835 | fio_server_fork_item_done(ffi, stop); |
122c7725 JA |
836 | } |
837 | } | |
838 | ||
6348b5de | 839 | static void fio_server_check_jobs(struct flist_head *job_list) |
122c7725 | 840 | { |
f77d4b73 | 841 | fio_server_check_fork_items(job_list, true); |
122c7725 JA |
842 | } |
843 | ||
6348b5de | 844 | static void fio_server_check_conns(struct flist_head *conn_list) |
122c7725 | 845 | { |
f77d4b73 | 846 | fio_server_check_fork_items(conn_list, false); |
122c7725 JA |
847 | } |
848 | ||
323255cc JA |
849 | static int handle_load_file_cmd(struct fio_net_cmd *cmd) |
850 | { | |
851 | struct cmd_load_file_pdu *pdu = (struct cmd_load_file_pdu *) cmd->payload; | |
852 | void *file_name = pdu->file; | |
853 | struct cmd_start_pdu spdu; | |
854 | ||
855 | dprint(FD_NET, "server: loading local file %s\n", (char *) file_name); | |
856 | ||
857 | pdu->name_len = le16_to_cpu(pdu->name_len); | |
858 | pdu->client_type = le16_to_cpu(pdu->client_type); | |
859 | ||
860 | if (parse_jobs_ini(file_name, 0, 0, pdu->client_type)) { | |
f77d4b73 | 861 | fio_net_queue_quit(); |
323255cc JA |
862 | return -1; |
863 | } | |
864 | ||
865 | spdu.jobs = cpu_to_le32(thread_number); | |
866 | spdu.stat_outputs = cpu_to_le32(stat_number); | |
f77d4b73 | 867 | fio_net_queue_cmd(FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, SK_F_COPY); |
323255cc JA |
868 | return 0; |
869 | } | |
870 | ||
f8fef4c6 | 871 | #ifdef WIN32 |
872 | static void *fio_backend_thread(void *data) | |
122c7725 | 873 | { |
a64e88da | 874 | int ret; |
f8fef4c6 | 875 | struct sk_out *sk_out = (struct sk_out *) data; |
132159a5 | 876 | |
c0d3245a JA |
877 | sk_out_assign(sk_out); |
878 | ||
f8fef4c6 | 879 | ret = fio_backend(sk_out); |
880 | sk_out_drop(); | |
881 | ||
882 | pthread_exit((void*) (intptr_t) ret); | |
883 | return NULL; | |
884 | } | |
885 | #endif | |
886 | ||
887 | static int handle_run_cmd(struct sk_out *sk_out, struct flist_head *job_list, | |
888 | struct fio_net_cmd *cmd) | |
889 | { | |
890 | int ret; | |
891 | ||
cbb1303c | 892 | fio_time_init(); |
122c7725 | 893 | set_genesis_time(); |
11e950bd | 894 | |
f8fef4c6 | 895 | #ifdef WIN32 |
896 | { | |
897 | pthread_t thread; | |
898 | /* both this thread and backend_thread call sk_out_assign() to double increment | |
899 | * the ref count. This ensures struct is valid until both threads are done with it | |
900 | */ | |
901 | sk_out_assign(sk_out); | |
902 | ret = pthread_create(&thread, NULL, fio_backend_thread, sk_out); | |
903 | if (ret) { | |
904 | log_err("pthread_create: %s\n", strerror(ret)); | |
905 | return ret; | |
906 | } | |
907 | ||
908 | fio_server_add_job_pid(job_list, thread); | |
909 | return ret; | |
122c7725 | 910 | } |
f8fef4c6 | 911 | #else |
912 | { | |
913 | pid_t pid; | |
914 | sk_out_assign(sk_out); | |
915 | pid = fork(); | |
916 | if (pid) { | |
917 | fio_server_add_job_pid(job_list, pid); | |
918 | return 0; | |
919 | } | |
11e950bd | 920 | |
f8fef4c6 | 921 | ret = fio_backend(sk_out); |
922 | free_threads_shm(); | |
923 | sk_out_drop(); | |
924 | _exit(ret); | |
925 | } | |
926 | #endif | |
81179eec JA |
927 | } |
928 | ||
b9d2f30a JA |
929 | static int handle_job_cmd(struct fio_net_cmd *cmd) |
930 | { | |
46bcd498 JA |
931 | struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmd->payload; |
932 | void *buf = pdu->buf; | |
b9d2f30a JA |
933 | struct cmd_start_pdu spdu; |
934 | ||
46bcd498 JA |
935 | pdu->buf_len = le32_to_cpu(pdu->buf_len); |
936 | pdu->client_type = le32_to_cpu(pdu->client_type); | |
937 | ||
938 | if (parse_jobs_ini(buf, 1, 0, pdu->client_type)) { | |
f77d4b73 | 939 | fio_net_queue_quit(); |
b9d2f30a JA |
940 | return -1; |
941 | } | |
942 | ||
943 | spdu.jobs = cpu_to_le32(thread_number); | |
108fea77 | 944 | spdu.stat_outputs = cpu_to_le32(stat_number); |
f77d4b73 JA |
945 | |
946 | fio_net_queue_cmd(FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, SK_F_COPY); | |
b9d2f30a JA |
947 | return 0; |
948 | } | |
949 | ||
81179eec JA |
950 | static int handle_jobline_cmd(struct fio_net_cmd *cmd) |
951 | { | |
fa2ea806 JA |
952 | void *pdu = cmd->payload; |
953 | struct cmd_single_line_pdu *cslp; | |
954 | struct cmd_line_pdu *clp; | |
955 | unsigned long offset; | |
b9d2f30a | 956 | struct cmd_start_pdu spdu; |
fa2ea806 | 957 | char **argv; |
b9d2f30a | 958 | int i; |
81179eec | 959 | |
fa2ea806 JA |
960 | clp = pdu; |
961 | clp->lines = le16_to_cpu(clp->lines); | |
46bcd498 | 962 | clp->client_type = le16_to_cpu(clp->client_type); |
fa2ea806 JA |
963 | argv = malloc(clp->lines * sizeof(char *)); |
964 | offset = sizeof(*clp); | |
81179eec | 965 | |
fa2ea806 | 966 | dprint(FD_NET, "server: %d command line args\n", clp->lines); |
39e8e016 | 967 | |
fa2ea806 JA |
968 | for (i = 0; i < clp->lines; i++) { |
969 | cslp = pdu + offset; | |
970 | argv[i] = (char *) cslp->text; | |
971 | ||
972 | offset += sizeof(*cslp) + le16_to_cpu(cslp->len); | |
39e8e016 JA |
973 | dprint(FD_NET, "server: %d: %s\n", i, argv[i]); |
974 | } | |
81179eec | 975 | |
46bcd498 | 976 | if (parse_cmd_line(clp->lines, argv, clp->client_type)) { |
f77d4b73 | 977 | fio_net_queue_quit(); |
fa2ea806 | 978 | free(argv); |
81179eec | 979 | return -1; |
e6d1c668 | 980 | } |
81179eec | 981 | |
fa2ea806 JA |
982 | free(argv); |
983 | ||
b9d2f30a | 984 | spdu.jobs = cpu_to_le32(thread_number); |
1e5324e7 | 985 | spdu.stat_outputs = cpu_to_le32(stat_number); |
f77d4b73 JA |
986 | |
987 | fio_net_queue_cmd(FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, SK_F_COPY); | |
b9d2f30a | 988 | return 0; |
132159a5 JA |
989 | } |
990 | ||
c28e8e8c JA |
991 | static int handle_probe_cmd(struct fio_net_cmd *cmd) |
992 | { | |
3989b143 | 993 | struct cmd_client_probe_pdu *pdu = (struct cmd_client_probe_pdu *) cmd->payload; |
40c60516 | 994 | uint64_t tag = cmd->tag; |
f4937575 JA |
995 | struct cmd_probe_reply_pdu probe = { |
996 | #ifdef CONFIG_BIG_ENDIAN | |
997 | .bigendian = 1, | |
998 | #endif | |
999 | .os = FIO_OS, | |
1000 | .arch = FIO_ARCH, | |
1001 | .bpp = sizeof(void *), | |
40f61ec7 | 1002 | .cpus = __cpu_to_le32(cpus_configured()), |
f4937575 | 1003 | }; |
c28e8e8c | 1004 | |
89c1707c JA |
1005 | dprint(FD_NET, "server: sending probe reply\n"); |
1006 | ||
ca09be4b JA |
1007 | strcpy(me, (char *) pdu->server); |
1008 | ||
c28e8e8c | 1009 | gethostname((char *) probe.hostname, sizeof(probe.hostname)); |
36833fb0 BVA |
1010 | snprintf((char *) probe.fio_version, sizeof(probe.fio_version), "%s", |
1011 | fio_version_string); | |
c28e8e8c | 1012 | |
3989b143 JA |
1013 | /* |
1014 | * If the client supports compression and we do too, then enable it | |
1015 | */ | |
1016 | if (has_zlib && le64_to_cpu(pdu->flags) & FIO_PROBE_FLAG_ZLIB) { | |
1017 | probe.flags = __cpu_to_le64(FIO_PROBE_FLAG_ZLIB); | |
1018 | use_zlib = 1; | |
1019 | } else { | |
1020 | probe.flags = 0; | |
1021 | use_zlib = 0; | |
1022 | } | |
38fdef22 | 1023 | |
f77d4b73 | 1024 | return fio_net_queue_cmd(FIO_NET_CMD_PROBE, &probe, sizeof(probe), &tag, SK_F_COPY); |
af9c9fb3 JA |
1025 | } |
1026 | ||
1027 | static int handle_send_eta_cmd(struct fio_net_cmd *cmd) | |
1028 | { | |
1029 | struct jobs_eta *je; | |
40c60516 | 1030 | uint64_t tag = cmd->tag; |
723297c9 | 1031 | size_t size; |
af9c9fb3 JA |
1032 | int i; |
1033 | ||
e123c833 JA |
1034 | dprint(FD_NET, "server sending status\n"); |
1035 | ||
1036 | /* | |
1037 | * Fake ETA return if we don't have a local one, otherwise the client | |
1038 | * will end up timing out waiting for a response to the ETA request | |
1039 | */ | |
c5103619 | 1040 | je = get_jobs_eta(true, &size); |
b2bee93a JA |
1041 | if (!je) { |
1042 | size = sizeof(*je); | |
1043 | je = calloc(1, size); | |
1044 | } else { | |
e123c833 JA |
1045 | je->nr_running = cpu_to_le32(je->nr_running); |
1046 | je->nr_ramp = cpu_to_le32(je->nr_ramp); | |
1047 | je->nr_pending = cpu_to_le32(je->nr_pending); | |
1048 | je->nr_setting_up = cpu_to_le32(je->nr_setting_up); | |
1049 | je->files_open = cpu_to_le32(je->files_open); | |
1050 | ||
1051 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { | |
90eff1c9 SW |
1052 | je->m_rate[i] = cpu_to_le64(je->m_rate[i]); |
1053 | je->t_rate[i] = cpu_to_le64(je->t_rate[i]); | |
e123c833 JA |
1054 | je->m_iops[i] = cpu_to_le32(je->m_iops[i]); |
1055 | je->t_iops[i] = cpu_to_le32(je->t_iops[i]); | |
90eff1c9 | 1056 | je->rate[i] = cpu_to_le64(je->rate[i]); |
e123c833 JA |
1057 | je->iops[i] = cpu_to_le32(je->iops[i]); |
1058 | } | |
af9c9fb3 | 1059 | |
e123c833 JA |
1060 | je->elapsed_sec = cpu_to_le64(je->elapsed_sec); |
1061 | je->eta_sec = cpu_to_le64(je->eta_sec); | |
1062 | je->nr_threads = cpu_to_le32(je->nr_threads); | |
1063 | je->is_pow2 = cpu_to_le32(je->is_pow2); | |
1064 | je->unit_base = cpu_to_le32(je->unit_base); | |
af9c9fb3 JA |
1065 | } |
1066 | ||
f77d4b73 | 1067 | fio_net_queue_cmd(FIO_NET_CMD_ETA, je, size, &tag, SK_F_FREE); |
af9c9fb3 | 1068 | return 0; |
c28e8e8c JA |
1069 | } |
1070 | ||
f77d4b73 | 1071 | static int send_update_job_reply(uint64_t __tag, int error) |
40c60516 JA |
1072 | { |
1073 | uint64_t tag = __tag; | |
1074 | uint32_t pdu_error; | |
1075 | ||
1076 | pdu_error = __cpu_to_le32(error); | |
f77d4b73 | 1077 | return fio_net_queue_cmd(FIO_NET_CMD_UPDATE_JOB, &pdu_error, sizeof(pdu_error), &tag, SK_F_COPY); |
40c60516 JA |
1078 | } |
1079 | ||
f58bd2a4 JA |
1080 | static int handle_update_job_cmd(struct fio_net_cmd *cmd) |
1081 | { | |
1082 | struct cmd_add_job_pdu *pdu = (struct cmd_add_job_pdu *) cmd->payload; | |
1083 | struct thread_data *td; | |
1084 | uint32_t tnumber; | |
7f812e87 | 1085 | int ret; |
f58bd2a4 JA |
1086 | |
1087 | tnumber = le32_to_cpu(pdu->thread_number); | |
1088 | ||
1089 | dprint(FD_NET, "server: updating options for job %u\n", tnumber); | |
1090 | ||
30ffacbf | 1091 | if (!tnumber || tnumber > thread_number) { |
f77d4b73 | 1092 | send_update_job_reply(cmd->tag, ENODEV); |
f58bd2a4 JA |
1093 | return 0; |
1094 | } | |
1095 | ||
2fbe1e19 | 1096 | td = tnumber_to_td(tnumber); |
7f812e87 LG |
1097 | ret = convert_thread_options_to_cpu(&td->o, &pdu->top, |
1098 | cmd->pdu_len - offsetof(struct cmd_add_job_pdu, top)); | |
1099 | send_update_job_reply(cmd->tag, ret); | |
f58bd2a4 JA |
1100 | return 0; |
1101 | } | |
1102 | ||
785a0e21 | 1103 | static int handle_trigger_cmd(struct fio_net_cmd *cmd, struct flist_head *job_list) |
ca09be4b JA |
1104 | { |
1105 | struct cmd_vtrigger_pdu *pdu = (struct cmd_vtrigger_pdu *) cmd->payload; | |
1106 | char *buf = (char *) pdu->cmd; | |
1107 | struct all_io_list *rep; | |
1108 | size_t sz; | |
1109 | ||
1110 | pdu->len = le16_to_cpu(pdu->len); | |
1111 | buf[pdu->len] = '\0'; | |
1112 | ||
1113 | rep = get_all_io_list(IO_LIST_ALL, &sz); | |
1114 | if (!rep) { | |
1115 | struct all_io_list state; | |
1116 | ||
1117 | state.threads = cpu_to_le64((uint64_t) 0); | |
a89c77ab | 1118 | fio_net_queue_cmd(FIO_NET_CMD_VTRIGGER, &state, sizeof(state), NULL, SK_F_COPY | SK_F_INLINE); |
f77d4b73 | 1119 | } else |
a89c77ab | 1120 | fio_net_queue_cmd(FIO_NET_CMD_VTRIGGER, rep, sz, NULL, SK_F_FREE | SK_F_INLINE); |
ca09be4b | 1121 | |
64402a8a | 1122 | fio_terminate_threads(TERMINATE_ALL, TERMINATE_ALL); |
785a0e21 | 1123 | fio_server_check_jobs(job_list); |
ca09be4b JA |
1124 | exec_trigger(buf); |
1125 | return 0; | |
1126 | } | |
1127 | ||
f77d4b73 JA |
1128 | static int handle_command(struct sk_out *sk_out, struct flist_head *job_list, |
1129 | struct fio_net_cmd *cmd) | |
132159a5 JA |
1130 | { |
1131 | int ret; | |
1132 | ||
4b91ee8f JA |
1133 | dprint(FD_NET, "server: got op [%s], pdu=%u, tag=%llx\n", |
1134 | fio_server_op(cmd->opcode), cmd->pdu_len, | |
1135 | (unsigned long long) cmd->tag); | |
46c48f1f | 1136 | |
132159a5 JA |
1137 | switch (cmd->opcode) { |
1138 | case FIO_NET_CMD_QUIT: | |
64402a8a | 1139 | fio_terminate_threads(TERMINATE_ALL, TERMINATE_ALL); |
f77d4b73 JA |
1140 | ret = 0; |
1141 | break; | |
d7959186 | 1142 | case FIO_NET_CMD_EXIT: |
f1867a7f | 1143 | exit_backend = true; |
c28e8e8c | 1144 | return -1; |
323255cc JA |
1145 | case FIO_NET_CMD_LOAD_FILE: |
1146 | ret = handle_load_file_cmd(cmd); | |
1147 | break; | |
132159a5 | 1148 | case FIO_NET_CMD_JOB: |
0b8f30a5 | 1149 | ret = handle_job_cmd(cmd); |
132159a5 | 1150 | break; |
81179eec JA |
1151 | case FIO_NET_CMD_JOBLINE: |
1152 | ret = handle_jobline_cmd(cmd); | |
1153 | break; | |
c28e8e8c JA |
1154 | case FIO_NET_CMD_PROBE: |
1155 | ret = handle_probe_cmd(cmd); | |
1156 | break; | |
af9c9fb3 JA |
1157 | case FIO_NET_CMD_SEND_ETA: |
1158 | ret = handle_send_eta_cmd(cmd); | |
1159 | break; | |
b9d2f30a | 1160 | case FIO_NET_CMD_RUN: |
f77d4b73 | 1161 | ret = handle_run_cmd(sk_out, job_list, cmd); |
b9d2f30a | 1162 | break; |
f58bd2a4 JA |
1163 | case FIO_NET_CMD_UPDATE_JOB: |
1164 | ret = handle_update_job_cmd(cmd); | |
1165 | break; | |
ca09be4b | 1166 | case FIO_NET_CMD_VTRIGGER: |
785a0e21 | 1167 | ret = handle_trigger_cmd(cmd, job_list); |
ca09be4b JA |
1168 | break; |
1169 | case FIO_NET_CMD_SENDFILE: { | |
1170 | struct cmd_sendfile_reply *in; | |
1171 | struct cmd_reply *rep; | |
1172 | ||
1173 | rep = (struct cmd_reply *) (uintptr_t) cmd->tag; | |
1174 | ||
1175 | in = (struct cmd_sendfile_reply *) cmd->payload; | |
1176 | in->size = le32_to_cpu(in->size); | |
1177 | in->error = le32_to_cpu(in->error); | |
1178 | if (in->error) { | |
1179 | ret = 1; | |
1180 | rep->error = in->error; | |
1181 | } else { | |
1182 | ret = 0; | |
1183 | rep->data = smalloc(in->size); | |
1184 | if (!rep->data) { | |
1185 | ret = 1; | |
1186 | rep->error = ENOMEM; | |
1187 | } else { | |
1188 | rep->size = in->size; | |
1189 | memcpy(rep->data, in->data, in->size); | |
1190 | } | |
1191 | } | |
971caeb1 | 1192 | fio_sem_up(&rep->lock); |
ca09be4b JA |
1193 | break; |
1194 | } | |
132159a5 | 1195 | default: |
3c3ed070 | 1196 | log_err("fio: unknown opcode: %s\n", fio_server_op(cmd->opcode)); |
132159a5 JA |
1197 | ret = 1; |
1198 | } | |
1199 | ||
1200 | return ret; | |
1201 | } | |
1202 | ||
02594e37 JA |
1203 | /* |
1204 | * Send a command with a separate PDU, not inlined in the command | |
1205 | */ | |
1206 | static int fio_send_cmd_ext_pdu(int sk, uint16_t opcode, const void *buf, | |
1207 | off_t size, uint64_t tag, uint32_t flags) | |
1208 | { | |
1209 | struct fio_net_cmd cmd; | |
1210 | struct iovec iov[2]; | |
7c922795 JA |
1211 | size_t this_len; |
1212 | int ret; | |
02594e37 JA |
1213 | |
1214 | iov[0].iov_base = (void *) &cmd; | |
1215 | iov[0].iov_len = sizeof(cmd); | |
02594e37 | 1216 | |
7c922795 JA |
1217 | do { |
1218 | uint32_t this_flags = flags; | |
1219 | ||
1220 | this_len = size; | |
1221 | if (this_len > FIO_SERVER_MAX_FRAGMENT_PDU) | |
1222 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU; | |
1223 | ||
1224 | if (this_len < size) | |
1225 | this_flags |= FIO_NET_CMD_F_MORE; | |
1226 | ||
1227 | __fio_init_net_cmd(&cmd, opcode, this_len, tag); | |
1228 | cmd.flags = __cpu_to_le32(this_flags); | |
1229 | fio_net_cmd_crc_pdu(&cmd, buf); | |
02594e37 | 1230 | |
7c922795 JA |
1231 | iov[1].iov_base = (void *) buf; |
1232 | iov[1].iov_len = this_len; | |
1233 | ||
1234 | ret = fio_sendv_data(sk, iov, 2); | |
1235 | size -= this_len; | |
1236 | buf += this_len; | |
1237 | } while (!ret && size); | |
1238 | ||
1239 | return ret; | |
02594e37 JA |
1240 | } |
1241 | ||
1242 | static void finish_entry(struct sk_entry *entry) | |
1243 | { | |
1244 | if (entry->flags & SK_F_FREE) | |
1245 | free(entry->buf); | |
1246 | else if (entry->flags & SK_F_COPY) | |
1247 | sfree(entry->buf); | |
1248 | ||
1249 | sfree(entry); | |
1250 | } | |
1251 | ||
ba1891d2 JA |
1252 | static void entry_set_flags(struct sk_entry *entry, struct flist_head *list, |
1253 | unsigned int *flags) | |
02594e37 | 1254 | { |
b3882320 JA |
1255 | if (!flist_empty(list)) |
1256 | *flags = FIO_NET_CMD_F_MORE; | |
02594e37 | 1257 | else |
b3882320 | 1258 | *flags = 0; |
b3882320 | 1259 | } |
02594e37 | 1260 | |
b3882320 JA |
1261 | static int send_vec_entry(struct sk_out *sk_out, struct sk_entry *first) |
1262 | { | |
1263 | unsigned int flags; | |
b3882320 JA |
1264 | int ret; |
1265 | ||
ba1891d2 | 1266 | entry_set_flags(first, &first->next, &flags); |
b3882320 | 1267 | |
ba1891d2 JA |
1268 | ret = fio_send_cmd_ext_pdu(sk_out->sk, first->opcode, first->buf, |
1269 | first->size, first->tag, flags); | |
02594e37 JA |
1270 | |
1271 | while (!flist_empty(&first->next)) { | |
1272 | struct sk_entry *next; | |
1273 | ||
1274 | next = flist_first_entry(&first->next, struct sk_entry, list); | |
1275 | flist_del_init(&next->list); | |
02594e37 | 1276 | |
ba1891d2 | 1277 | entry_set_flags(next, &first->next, &flags); |
02594e37 | 1278 | |
ba1891d2 JA |
1279 | ret += fio_send_cmd_ext_pdu(sk_out->sk, next->opcode, next->buf, |
1280 | next->size, next->tag, flags); | |
02594e37 JA |
1281 | finish_entry(next); |
1282 | } | |
b3882320 JA |
1283 | |
1284 | return ret; | |
02594e37 JA |
1285 | } |
1286 | ||
b3882320 | 1287 | static int handle_sk_entry(struct sk_out *sk_out, struct sk_entry *entry) |
f77d4b73 | 1288 | { |
b3882320 JA |
1289 | int ret; |
1290 | ||
971caeb1 | 1291 | fio_sem_down(&sk_out->xmit); |
bead01d7 | 1292 | |
02594e37 | 1293 | if (entry->flags & SK_F_VEC) |
b3882320 | 1294 | ret = send_vec_entry(sk_out, entry); |
bead01d7 | 1295 | else if (entry->flags & SK_F_SIMPLE) { |
ba1891d2 JA |
1296 | ret = fio_net_send_simple_cmd(sk_out->sk, entry->opcode, |
1297 | entry->tag, NULL); | |
dfc8e76c JA |
1298 | } else { |
1299 | ret = fio_net_send_cmd(sk_out->sk, entry->opcode, entry->buf, | |
28c7bcdf | 1300 | entry->size, &entry->tag, NULL); |
dfc8e76c | 1301 | } |
b3882320 | 1302 | |
971caeb1 | 1303 | fio_sem_up(&sk_out->xmit); |
bead01d7 | 1304 | |
b3882320 JA |
1305 | if (ret) |
1306 | log_err("fio: failed handling cmd %s\n", fio_server_op(entry->opcode)); | |
f77d4b73 | 1307 | |
02594e37 | 1308 | finish_entry(entry); |
b3882320 | 1309 | return ret; |
f77d4b73 JA |
1310 | } |
1311 | ||
b3882320 | 1312 | static int handle_xmits(struct sk_out *sk_out) |
f77d4b73 JA |
1313 | { |
1314 | struct sk_entry *entry; | |
1315 | FLIST_HEAD(list); | |
b3882320 | 1316 | int ret = 0; |
f77d4b73 JA |
1317 | |
1318 | sk_lock(sk_out); | |
1319 | if (flist_empty(&sk_out->list)) { | |
1320 | sk_unlock(sk_out); | |
b3882320 | 1321 | return 0; |
f77d4b73 JA |
1322 | } |
1323 | ||
1324 | flist_splice_init(&sk_out->list, &list); | |
1325 | sk_unlock(sk_out); | |
1326 | ||
1327 | while (!flist_empty(&list)) { | |
3b61b44d | 1328 | entry = flist_first_entry(&list, struct sk_entry, list); |
f77d4b73 | 1329 | flist_del(&entry->list); |
b3882320 | 1330 | ret += handle_sk_entry(sk_out, entry); |
f77d4b73 | 1331 | } |
b3882320 JA |
1332 | |
1333 | return ret; | |
f77d4b73 JA |
1334 | } |
1335 | ||
1336 | static int handle_connection(struct sk_out *sk_out) | |
132159a5 JA |
1337 | { |
1338 | struct fio_net_cmd *cmd = NULL; | |
6348b5de | 1339 | FLIST_HEAD(job_list); |
132159a5 JA |
1340 | int ret = 0; |
1341 | ||
122c7725 | 1342 | reset_fio_state(); |
122c7725 | 1343 | |
132159a5 JA |
1344 | /* read forever */ |
1345 | while (!exit_backend) { | |
e951bdc4 | 1346 | struct pollfd pfd = { |
f77d4b73 | 1347 | .fd = sk_out->sk, |
e951bdc4 JA |
1348 | .events = POLLIN, |
1349 | }; | |
1350 | ||
e951bdc4 | 1351 | do { |
54163255 JA |
1352 | int timeout = 1000; |
1353 | ||
1354 | if (!flist_empty(&job_list)) | |
1355 | timeout = 100; | |
3c3ed070 | 1356 | |
f77d4b73 JA |
1357 | handle_xmits(sk_out); |
1358 | ||
1359 | ret = poll(&pfd, 1, 0); | |
e951bdc4 JA |
1360 | if (ret < 0) { |
1361 | if (errno == EINTR) | |
1362 | break; | |
1363 | log_err("fio: poll: %s\n", strerror(errno)); | |
1364 | break; | |
19c65179 | 1365 | } else if (!ret) { |
6348b5de | 1366 | fio_server_check_jobs(&job_list); |
971caeb1 | 1367 | fio_sem_down_timeout(&sk_out->wait, timeout); |
e951bdc4 | 1368 | continue; |
19c65179 | 1369 | } |
e951bdc4 JA |
1370 | |
1371 | if (pfd.revents & POLLIN) | |
1372 | break; | |
1373 | if (pfd.revents & (POLLERR|POLLHUP)) { | |
1374 | ret = 1; | |
1375 | break; | |
1376 | } | |
19c65179 | 1377 | } while (!exit_backend); |
e951bdc4 | 1378 | |
6348b5de | 1379 | fio_server_check_jobs(&job_list); |
122c7725 | 1380 | |
e951bdc4 JA |
1381 | if (ret < 0) |
1382 | break; | |
1383 | ||
4fd07b23 | 1384 | if (pfd.revents & POLLIN) |
1385 | cmd = fio_net_recv_cmd(sk_out->sk, true); | |
132159a5 | 1386 | if (!cmd) { |
c28e8e8c | 1387 | ret = -1; |
132159a5 JA |
1388 | break; |
1389 | } | |
1390 | ||
f77d4b73 | 1391 | ret = handle_command(sk_out, &job_list, cmd); |
132159a5 JA |
1392 | if (ret) |
1393 | break; | |
1394 | ||
1395 | free(cmd); | |
c77a99e7 | 1396 | cmd = NULL; |
132159a5 JA |
1397 | } |
1398 | ||
1399 | if (cmd) | |
1400 | free(cmd); | |
1401 | ||
f77d4b73 JA |
1402 | handle_xmits(sk_out); |
1403 | ||
1404 | close(sk_out->sk); | |
0ae6acea | 1405 | sk_out->sk = -1; |
bce503fc | 1406 | __sk_out_drop(sk_out); |
122c7725 | 1407 | _exit(ret); |
cc0df00a JA |
1408 | } |
1409 | ||
7a4e480d | 1410 | /* get the address on this host bound by the input socket, |
296ab20a BE |
1411 | * whether it is ipv6 or ipv4 */ |
1412 | ||
9d2c74d7 | 1413 | static int get_my_addr_str(int sk) |
296ab20a | 1414 | { |
f77d4b73 JA |
1415 | struct sockaddr_in6 myaddr6 = { 0, }; |
1416 | struct sockaddr_in myaddr4 = { 0, }; | |
1417 | struct sockaddr *sockaddr_p; | |
1418 | char *net_addr; | |
1419 | socklen_t len; | |
1420 | int ret; | |
296ab20a | 1421 | |
f77d4b73 JA |
1422 | if (use_ipv6) { |
1423 | len = sizeof(myaddr6); | |
296ab20a | 1424 | sockaddr_p = (struct sockaddr * )&myaddr6; |
f77d4b73 JA |
1425 | net_addr = (char * )&myaddr6.sin6_addr; |
1426 | } else { | |
1427 | len = sizeof(myaddr4); | |
296ab20a | 1428 | sockaddr_p = (struct sockaddr * )&myaddr4; |
f77d4b73 JA |
1429 | net_addr = (char * )&myaddr4.sin_addr; |
1430 | } | |
1431 | ||
296ab20a BE |
1432 | ret = getsockname(sk, sockaddr_p, &len); |
1433 | if (ret) { | |
9af5a245 | 1434 | log_err("fio: getsockname: %s\n", strerror(errno)); |
296ab20a BE |
1435 | return -1; |
1436 | } | |
f77d4b73 JA |
1437 | |
1438 | if (!inet_ntop(use_ipv6?AF_INET6:AF_INET, net_addr, client_sockaddr_str, INET6_ADDRSTRLEN - 1)) { | |
296ab20a | 1439 | log_err("inet_ntop: failed to convert addr to string\n"); |
296ab20a BE |
1440 | return -1; |
1441 | } | |
f77d4b73 | 1442 | |
296ab20a BE |
1443 | dprint(FD_NET, "fio server bound to addr %s\n", client_sockaddr_str); |
1444 | return 0; | |
1445 | } | |
1446 | ||
f8fef4c6 | 1447 | #ifdef WIN32 |
1448 | static int handle_connection_process(void) | |
1449 | { | |
1450 | WSAPROTOCOL_INFO protocol_info; | |
1451 | DWORD bytes_read; | |
1452 | HANDLE hpipe; | |
1453 | int sk; | |
1454 | struct sk_out *sk_out; | |
1455 | int ret; | |
1456 | char *msg = (char *) "connected"; | |
1457 | ||
1458 | log_info("server enter accept loop. ProcessID %d\n", GetCurrentProcessId()); | |
1459 | ||
1460 | hpipe = CreateFile( | |
1461 | fio_server_pipe_name, | |
1462 | GENERIC_READ | GENERIC_WRITE, | |
1463 | 0, NULL, | |
1464 | OPEN_EXISTING, | |
1465 | 0, NULL); | |
1466 | ||
1467 | if (hpipe == INVALID_HANDLE_VALUE) { | |
1468 | log_err("couldnt open pipe %s error %lu\n", | |
1469 | fio_server_pipe_name, GetLastError()); | |
1470 | return -1; | |
1471 | } | |
1472 | ||
1473 | if (!ReadFile(hpipe, &protocol_info, sizeof(protocol_info), &bytes_read, NULL)) { | |
1474 | log_err("couldnt read pi from pipe %s error %lu\n", fio_server_pipe_name, | |
1475 | GetLastError()); | |
1476 | } | |
1477 | ||
1478 | if (use_ipv6) /* use protocol_info to create a duplicate of parents socket */ | |
1479 | sk = WSASocket(AF_INET6, SOCK_STREAM, 0, &protocol_info, 0, 0); | |
1480 | else | |
1481 | sk = WSASocket(AF_INET, SOCK_STREAM, 0, &protocol_info, 0, 0); | |
1482 | ||
1483 | sk_out = scalloc(1, sizeof(*sk_out)); | |
1484 | if (!sk_out) { | |
1485 | CloseHandle(hpipe); | |
1486 | close(sk); | |
1487 | return -1; | |
1488 | } | |
1489 | ||
1490 | sk_out->sk = sk; | |
1491 | sk_out->hProcess = INVALID_HANDLE_VALUE; | |
1492 | INIT_FLIST_HEAD(&sk_out->list); | |
1493 | __fio_sem_init(&sk_out->lock, FIO_SEM_UNLOCKED); | |
1494 | __fio_sem_init(&sk_out->wait, FIO_SEM_LOCKED); | |
1495 | __fio_sem_init(&sk_out->xmit, FIO_SEM_UNLOCKED); | |
1496 | ||
1497 | get_my_addr_str(sk); | |
1498 | ||
1499 | if (!WriteFile(hpipe, msg, strlen(msg), NULL, NULL)) { | |
1500 | log_err("couldnt write pipe\n"); | |
1501 | close(sk); | |
1502 | return -1; | |
1503 | } | |
1504 | CloseHandle(hpipe); | |
1505 | ||
1506 | sk_out_assign(sk_out); | |
1507 | ||
1508 | ret = handle_connection(sk_out); | |
1509 | __sk_out_drop(sk_out); | |
1510 | return ret; | |
1511 | } | |
1512 | #endif | |
1513 | ||
ea1cd038 | 1514 | static int accept_loop(int listen_sk) |
50d16976 | 1515 | { |
bb447a27 | 1516 | struct sockaddr_in addr; |
479471c4 JA |
1517 | struct sockaddr_in6 addr6; |
1518 | socklen_t len = use_ipv6 ? sizeof(addr6) : sizeof(addr); | |
009b1be4 | 1519 | struct pollfd pfd; |
4a851614 | 1520 | int ret = 0, sk, exitval = 0; |
6348b5de | 1521 | FLIST_HEAD(conn_list); |
50d16976 | 1522 | |
60efd14e JA |
1523 | dprint(FD_NET, "server enter accept loop\n"); |
1524 | ||
4a851614 | 1525 | fio_set_fd_nonblocking(listen_sk, "server"); |
009b1be4 | 1526 | |
122c7725 | 1527 | while (!exit_backend) { |
ea1cd038 | 1528 | struct sk_out *sk_out; |
479471c4 JA |
1529 | const char *from; |
1530 | char buf[64]; | |
f8fef4c6 | 1531 | #ifdef WIN32 |
1532 | HANDLE hProcess; | |
1533 | #else | |
122c7725 | 1534 | pid_t pid; |
f8fef4c6 | 1535 | #endif |
122c7725 JA |
1536 | pfd.fd = listen_sk; |
1537 | pfd.events = POLLIN; | |
1538 | do { | |
54163255 JA |
1539 | int timeout = 1000; |
1540 | ||
1541 | if (!flist_empty(&conn_list)) | |
1542 | timeout = 100; | |
1543 | ||
1544 | ret = poll(&pfd, 1, timeout); | |
122c7725 JA |
1545 | if (ret < 0) { |
1546 | if (errno == EINTR) | |
1547 | break; | |
1548 | log_err("fio: poll: %s\n", strerror(errno)); | |
1549 | break; | |
1550 | } else if (!ret) { | |
6348b5de | 1551 | fio_server_check_conns(&conn_list); |
122c7725 JA |
1552 | continue; |
1553 | } | |
009b1be4 | 1554 | |
122c7725 JA |
1555 | if (pfd.revents & POLLIN) |
1556 | break; | |
1557 | } while (!exit_backend); | |
50d16976 | 1558 | |
6348b5de | 1559 | fio_server_check_conns(&conn_list); |
46c48f1f | 1560 | |
122c7725 JA |
1561 | if (exit_backend || ret < 0) |
1562 | break; | |
1563 | ||
479471c4 JA |
1564 | if (use_ipv6) |
1565 | sk = accept(listen_sk, (struct sockaddr *) &addr6, &len); | |
1566 | else | |
1567 | sk = accept(listen_sk, (struct sockaddr *) &addr, &len); | |
1568 | ||
122c7725 JA |
1569 | if (sk < 0) { |
1570 | log_err("fio: accept: %s\n", strerror(errno)); | |
1571 | return -1; | |
1572 | } | |
37db14fe | 1573 | |
479471c4 JA |
1574 | if (use_ipv6) |
1575 | from = inet_ntop(AF_INET6, (struct sockaddr *) &addr6.sin6_addr, buf, sizeof(buf)); | |
1576 | else | |
1577 | from = inet_ntop(AF_INET, (struct sockaddr *) &addr.sin_addr, buf, sizeof(buf)); | |
1578 | ||
1579 | dprint(FD_NET, "server: connect from %s\n", from); | |
50d16976 | 1580 | |
87c6f22b | 1581 | sk_out = scalloc(1, sizeof(*sk_out)); |
e3500d99 JA |
1582 | if (!sk_out) { |
1583 | close(sk); | |
1584 | return -1; | |
1585 | } | |
1586 | ||
f77d4b73 | 1587 | sk_out->sk = sk; |
bce503fc | 1588 | INIT_FLIST_HEAD(&sk_out->list); |
971caeb1 BVA |
1589 | __fio_sem_init(&sk_out->lock, FIO_SEM_UNLOCKED); |
1590 | __fio_sem_init(&sk_out->wait, FIO_SEM_LOCKED); | |
1591 | __fio_sem_init(&sk_out->xmit, FIO_SEM_UNLOCKED); | |
f77d4b73 | 1592 | |
f8fef4c6 | 1593 | #ifdef WIN32 |
1594 | hProcess = windows_handle_connection(hjob, sk); | |
1595 | if (hProcess == INVALID_HANDLE_VALUE) | |
1596 | return -1; | |
1597 | sk_out->hProcess = hProcess; | |
1598 | fio_server_add_conn_pid(&conn_list, hProcess); | |
1599 | #else | |
122c7725 JA |
1600 | pid = fork(); |
1601 | if (pid) { | |
1602 | close(sk); | |
6348b5de | 1603 | fio_server_add_conn_pid(&conn_list, pid); |
122c7725 JA |
1604 | continue; |
1605 | } | |
5c341e9a | 1606 | |
0ae6acea JA |
1607 | /* if error, it's already logged, non-fatal */ |
1608 | get_my_addr_str(sk); | |
1609 | ||
1610 | /* | |
1611 | * Assign sk_out here, it'll be dropped in handle_connection() | |
1612 | * since that function calls _exit() when done | |
1613 | */ | |
bce503fc | 1614 | sk_out_assign(sk_out); |
f77d4b73 | 1615 | handle_connection(sk_out); |
f8fef4c6 | 1616 | #endif |
122c7725 | 1617 | } |
5c341e9a | 1618 | |
132159a5 | 1619 | return exitval; |
50d16976 JA |
1620 | } |
1621 | ||
084d1c6f | 1622 | int fio_server_text_output(int level, const char *buf, size_t len) |
37db14fe | 1623 | { |
f77d4b73 | 1624 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); |
084d1c6f JA |
1625 | struct cmd_text_pdu *pdu; |
1626 | unsigned int tlen; | |
1627 | struct timeval tv; | |
1628 | ||
f77d4b73 | 1629 | if (!sk_out || sk_out->sk == -1) |
408e0b90 | 1630 | return -1; |
084d1c6f JA |
1631 | |
1632 | tlen = sizeof(*pdu) + len; | |
1633 | pdu = malloc(tlen); | |
1634 | ||
1635 | pdu->level = __cpu_to_le32(level); | |
1636 | pdu->buf_len = __cpu_to_le32(len); | |
1637 | ||
1638 | gettimeofday(&tv, NULL); | |
1639 | pdu->log_sec = __cpu_to_le64(tv.tv_sec); | |
1640 | pdu->log_usec = __cpu_to_le64(tv.tv_usec); | |
337d75a8 | 1641 | |
084d1c6f JA |
1642 | memcpy(pdu->buf, buf, len); |
1643 | ||
f77d4b73 | 1644 | fio_net_queue_cmd(FIO_NET_CMD_TEXT, pdu, tlen, NULL, SK_F_COPY); |
084d1c6f JA |
1645 | free(pdu); |
1646 | return len; | |
142575e6 JA |
1647 | } |
1648 | ||
a64e88da JA |
1649 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
1650 | { | |
1651 | dst->max_val = cpu_to_le64(src->max_val); | |
1652 | dst->min_val = cpu_to_le64(src->min_val); | |
1653 | dst->samples = cpu_to_le64(src->samples); | |
802ad4a8 JA |
1654 | |
1655 | /* | |
1656 | * Encode to IEEE 754 for network transfer | |
1657 | */ | |
e5c9093d JA |
1658 | dst->mean.u.i = cpu_to_le64(fio_double_to_uint64(src->mean.u.f)); |
1659 | dst->S.u.i = cpu_to_le64(fio_double_to_uint64(src->S.u.f)); | |
a64e88da JA |
1660 | } |
1661 | ||
1662 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
1663 | { | |
1664 | int i; | |
1665 | ||
298921d6 | 1666 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
1667 | dst->max_run[i] = cpu_to_le64(src->max_run[i]); |
1668 | dst->min_run[i] = cpu_to_le64(src->min_run[i]); | |
1669 | dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); | |
1670 | dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); | |
af7f87cb | 1671 | dst->iobytes[i] = cpu_to_le64(src->iobytes[i]); |
a64e88da JA |
1672 | dst->agg[i] = cpu_to_le64(src->agg[i]); |
1673 | } | |
1674 | ||
1675 | dst->kb_base = cpu_to_le32(src->kb_base); | |
ad705bcb | 1676 | dst->unit_base = cpu_to_le32(src->unit_base); |
a64e88da | 1677 | dst->groupid = cpu_to_le32(src->groupid); |
771e58be | 1678 | dst->unified_rw_rep = cpu_to_le32(src->unified_rw_rep); |
18aa1998 | 1679 | dst->sig_figs = cpu_to_le32(src->sig_figs); |
a64e88da JA |
1680 | } |
1681 | ||
1682 | /* | |
1683 | * Send a CMD_TS, which packs struct thread_stat and group_run_stats | |
1684 | * into a single payload. | |
1685 | */ | |
1686 | void fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) | |
1687 | { | |
1688 | struct cmd_ts_pdu p; | |
df8781b6 | 1689 | int i, j, k; |
692dec0c | 1690 | size_t clat_prio_stats_extra_size = 0; |
2d5bf2a5 NC |
1691 | size_t ss_extra_size = 0; |
1692 | size_t extended_buf_size = 0; | |
1693 | void *extended_buf; | |
1694 | void *extended_buf_wp; | |
a64e88da | 1695 | |
60efd14e JA |
1696 | dprint(FD_NET, "server sending end stats\n"); |
1697 | ||
317b3c8b JA |
1698 | memset(&p, 0, sizeof(p)); |
1699 | ||
36833fb0 BVA |
1700 | snprintf(p.ts.name, sizeof(p.ts.name), "%s", ts->name); |
1701 | snprintf(p.ts.verror, sizeof(p.ts.verror), "%s", ts->verror); | |
1702 | snprintf(p.ts.description, sizeof(p.ts.description), "%s", | |
1703 | ts->description); | |
a64e88da | 1704 | |
2f122b13 JA |
1705 | p.ts.error = cpu_to_le32(ts->error); |
1706 | p.ts.thread_number = cpu_to_le32(ts->thread_number); | |
1707 | p.ts.groupid = cpu_to_le32(ts->groupid); | |
1708 | p.ts.pid = cpu_to_le32(ts->pid); | |
1709 | p.ts.members = cpu_to_le32(ts->members); | |
771e58be | 1710 | p.ts.unified_rw_rep = cpu_to_le32(ts->unified_rw_rep); |
2df7f081 | 1711 | p.ts.ioprio = cpu_to_le32(ts->ioprio); |
691310e2 | 1712 | p.ts.disable_prio_stat = cpu_to_le32(ts->disable_prio_stat); |
a64e88da | 1713 | |
298921d6 | 1714 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
1715 | convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); |
1716 | convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); | |
1717 | convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); | |
1718 | convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); | |
188b6016 | 1719 | convert_io_stat(&p.ts.iops_stat[i], &ts->iops_stat[i]); |
a64e88da | 1720 | } |
91ea42e5 | 1721 | convert_io_stat(&p.ts.sync_stat, &ts->sync_stat); |
a64e88da JA |
1722 | |
1723 | p.ts.usr_time = cpu_to_le64(ts->usr_time); | |
1724 | p.ts.sys_time = cpu_to_le64(ts->sys_time); | |
1725 | p.ts.ctx = cpu_to_le64(ts->ctx); | |
1726 | p.ts.minf = cpu_to_le64(ts->minf); | |
1727 | p.ts.majf = cpu_to_le64(ts->majf); | |
b599759b JA |
1728 | p.ts.clat_percentiles = cpu_to_le32(ts->clat_percentiles); |
1729 | p.ts.lat_percentiles = cpu_to_le32(ts->lat_percentiles); | |
56440e63 | 1730 | p.ts.slat_percentiles = cpu_to_le32(ts->slat_percentiles); |
988d97ba | 1731 | p.ts.percentile_precision = cpu_to_le64(ts->percentile_precision); |
802ad4a8 JA |
1732 | |
1733 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
cfc03e46 JA |
1734 | fio_fp64_t *src = &ts->percentile_list[i]; |
1735 | fio_fp64_t *dst = &p.ts.percentile_list[i]; | |
802ad4a8 | 1736 | |
e5c9093d | 1737 | dst->u.i = cpu_to_le64(fio_double_to_uint64(src->u.f)); |
802ad4a8 | 1738 | } |
a64e88da JA |
1739 | |
1740 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
6cc0e5aa AL |
1741 | p.ts.io_u_map[i] = cpu_to_le64(ts->io_u_map[i]); |
1742 | p.ts.io_u_submit[i] = cpu_to_le64(ts->io_u_submit[i]); | |
1743 | p.ts.io_u_complete[i] = cpu_to_le64(ts->io_u_complete[i]); | |
a64e88da JA |
1744 | } |
1745 | ||
d6bb626e | 1746 | for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) |
6cc0e5aa | 1747 | p.ts.io_u_lat_n[i] = cpu_to_le64(ts->io_u_lat_n[i]); |
d279fccc | 1748 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
6cc0e5aa | 1749 | p.ts.io_u_lat_u[i] = cpu_to_le64(ts->io_u_lat_u[i]); |
d279fccc | 1750 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
6cc0e5aa | 1751 | p.ts.io_u_lat_m[i] = cpu_to_le64(ts->io_u_lat_m[i]); |
a64e88da | 1752 | |
df8781b6 VF |
1753 | for (i = 0; i < FIO_LAT_CNT; i++) |
1754 | for (j = 0; j < DDIR_RWDIR_CNT; j++) | |
1755 | for (k = 0; k < FIO_IO_U_PLAT_NR; k++) | |
1756 | p.ts.io_u_plat[i][j][k] = cpu_to_le64(ts->io_u_plat[i][j][k]); | |
a64e88da | 1757 | |
91ea42e5 VF |
1758 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) |
1759 | p.ts.io_u_sync_plat[j] = cpu_to_le64(ts->io_u_sync_plat[j]); | |
1760 | ||
1761 | for (i = 0; i < DDIR_RWDIR_SYNC_CNT; i++) | |
a64e88da | 1762 | p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); |
91ea42e5 VF |
1763 | |
1764 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { | |
93eee04a | 1765 | p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); |
3bcb9d94 | 1766 | p.ts.drop_io_u[i] = cpu_to_le64(ts->drop_io_u[i]); |
a64e88da JA |
1767 | } |
1768 | ||
93eee04a | 1769 | p.ts.total_submit = cpu_to_le64(ts->total_submit); |
a64e88da | 1770 | p.ts.total_complete = cpu_to_le64(ts->total_complete); |
a5951dd7 | 1771 | p.ts.nr_zone_resets = cpu_to_le64(ts->nr_zone_resets); |
a64e88da | 1772 | |
298921d6 | 1773 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
1774 | p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); |
1775 | p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); | |
1776 | } | |
1777 | ||
1778 | p.ts.total_run_time = cpu_to_le64(ts->total_run_time); | |
1779 | p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); | |
1780 | p.ts.total_err_count = cpu_to_le64(ts->total_err_count); | |
ddcc0b69 JA |
1781 | p.ts.first_error = cpu_to_le32(ts->first_error); |
1782 | p.ts.kb_base = cpu_to_le32(ts->kb_base); | |
ad705bcb | 1783 | p.ts.unit_base = cpu_to_le32(ts->unit_base); |
a64e88da | 1784 | |
3e260a46 JA |
1785 | p.ts.latency_depth = cpu_to_le32(ts->latency_depth); |
1786 | p.ts.latency_target = cpu_to_le64(ts->latency_target); | |
1787 | p.ts.latency_window = cpu_to_le64(ts->latency_window); | |
e5c9093d | 1788 | p.ts.latency_percentile.u.i = cpu_to_le64(fio_double_to_uint64(ts->latency_percentile.u.f)); |
3e260a46 | 1789 | |
e883cb35 JF |
1790 | p.ts.sig_figs = cpu_to_le32(ts->sig_figs); |
1791 | ||
6cd44635 | 1792 | p.ts.nr_block_infos = cpu_to_le64(ts->nr_block_infos); |
66347cfa | 1793 | for (i = 0; i < p.ts.nr_block_infos; i++) |
6cd44635 | 1794 | p.ts.block_infos[i] = cpu_to_le32(ts->block_infos[i]); |
66347cfa | 1795 | |
bb49c8bd VF |
1796 | p.ts.ss_dur = cpu_to_le64(ts->ss_dur); |
1797 | p.ts.ss_state = cpu_to_le32(ts->ss_state); | |
1798 | p.ts.ss_head = cpu_to_le32(ts->ss_head); | |
bb49c8bd VF |
1799 | p.ts.ss_limit.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_limit.u.f)); |
1800 | p.ts.ss_slope.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_slope.u.f)); | |
1801 | p.ts.ss_deviation.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_deviation.u.f)); | |
1802 | p.ts.ss_criterion.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_criterion.u.f)); | |
1803 | ||
96563db9 JA |
1804 | p.ts.cachehit = cpu_to_le64(ts->cachehit); |
1805 | p.ts.cachemiss = cpu_to_le64(ts->cachemiss); | |
1806 | ||
692dec0c NC |
1807 | convert_gs(&p.rs, rs); |
1808 | ||
b2a432bf | 1809 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
692dec0c NC |
1810 | if (ts->nr_clat_prio[i]) |
1811 | clat_prio_stats_extra_size += ts->nr_clat_prio[i] * sizeof(*ts->clat_prio[i]); | |
b2a432bf | 1812 | } |
692dec0c | 1813 | extended_buf_size += clat_prio_stats_extra_size; |
a64e88da | 1814 | |
bb49c8bd | 1815 | dprint(FD_NET, "ts->ss_state = %d\n", ts->ss_state); |
2d5bf2a5 NC |
1816 | if (ts->ss_state & FIO_SS_DATA) |
1817 | ss_extra_size = 2 * ts->ss_dur * sizeof(uint64_t); | |
bb49c8bd | 1818 | |
2d5bf2a5 NC |
1819 | extended_buf_size += ss_extra_size; |
1820 | if (!extended_buf_size) { | |
1821 | fio_net_queue_cmd(FIO_NET_CMD_TS, &p, sizeof(p), NULL, SK_F_COPY); | |
1822 | return; | |
1823 | } | |
bb49c8bd | 1824 | |
2d5bf2a5 NC |
1825 | extended_buf_size += sizeof(p); |
1826 | extended_buf = calloc(1, extended_buf_size); | |
1827 | if (!extended_buf) { | |
1828 | log_err("fio: failed to allocate FIO_NET_CMD_TS buffer\n"); | |
1829 | return; | |
1830 | } | |
1831 | ||
1832 | memcpy(extended_buf, &p, sizeof(p)); | |
1833 | extended_buf_wp = (struct cmd_ts_pdu *)extended_buf + 1; | |
bb49c8bd | 1834 | |
692dec0c NC |
1835 | if (clat_prio_stats_extra_size) { |
1836 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { | |
1837 | struct clat_prio_stat *prio = (struct clat_prio_stat *) extended_buf_wp; | |
1838 | ||
1839 | for (j = 0; j < ts->nr_clat_prio[i]; j++) { | |
1840 | for (k = 0; k < FIO_IO_U_PLAT_NR; k++) | |
1841 | prio->io_u_plat[k] = | |
1842 | cpu_to_le64(ts->clat_prio[i][j].io_u_plat[k]); | |
1843 | convert_io_stat(&prio->clat_stat, | |
1844 | &ts->clat_prio[i][j].clat_stat); | |
1845 | prio->ioprio = cpu_to_le32(ts->clat_prio[i][j].ioprio); | |
1846 | prio++; | |
1847 | } | |
1848 | ||
1849 | if (ts->nr_clat_prio[i]) { | |
1850 | uint64_t offset = (char *)extended_buf_wp - (char *)extended_buf; | |
1851 | struct cmd_ts_pdu *ptr = extended_buf; | |
1852 | ||
1853 | ptr->ts.clat_prio_offset[i] = cpu_to_le64(offset); | |
1854 | ptr->ts.nr_clat_prio[i] = cpu_to_le32(ts->nr_clat_prio[i]); | |
1855 | } | |
1856 | ||
1857 | extended_buf_wp = prio; | |
1858 | } | |
1859 | } | |
1860 | ||
2d5bf2a5 NC |
1861 | if (ss_extra_size) { |
1862 | uint64_t *ss_iops, *ss_bw; | |
1863 | uint64_t offset; | |
1864 | struct cmd_ts_pdu *ptr = extended_buf; | |
1865 | ||
1866 | dprint(FD_NET, "server sending steadystate ring buffers\n"); | |
1867 | ||
1868 | /* ss iops */ | |
1869 | ss_iops = (uint64_t *) extended_buf_wp; | |
1870 | for (i = 0; i < ts->ss_dur; i++) | |
bb49c8bd | 1871 | ss_iops[i] = cpu_to_le64(ts->ss_iops_data[i]); |
bb49c8bd | 1872 | |
2d5bf2a5 NC |
1873 | offset = (char *)extended_buf_wp - (char *)extended_buf; |
1874 | ptr->ts.ss_iops_data_offset = cpu_to_le64(offset); | |
1875 | extended_buf_wp = ss_iops + (int) ts->ss_dur; | |
1876 | ||
1877 | /* ss bw */ | |
1878 | ss_bw = extended_buf_wp; | |
1879 | for (i = 0; i < ts->ss_dur; i++) | |
1880 | ss_bw[i] = cpu_to_le64(ts->ss_bw_data[i]); | |
bb49c8bd | 1881 | |
2d5bf2a5 NC |
1882 | offset = (char *)extended_buf_wp - (char *)extended_buf; |
1883 | ptr->ts.ss_bw_data_offset = cpu_to_le64(offset); | |
1884 | extended_buf_wp = ss_bw + (int) ts->ss_dur; | |
bb49c8bd | 1885 | } |
2d5bf2a5 NC |
1886 | |
1887 | fio_net_queue_cmd(FIO_NET_CMD_TS, extended_buf, extended_buf_size, NULL, SK_F_COPY); | |
1888 | free(extended_buf); | |
a64e88da JA |
1889 | } |
1890 | ||
1891 | void fio_server_send_gs(struct group_run_stats *rs) | |
1892 | { | |
1893 | struct group_run_stats gs; | |
1894 | ||
60efd14e JA |
1895 | dprint(FD_NET, "server sending group run stats\n"); |
1896 | ||
a64e88da | 1897 | convert_gs(&gs, rs); |
f77d4b73 | 1898 | fio_net_queue_cmd(FIO_NET_CMD_GS, &gs, sizeof(gs), NULL, SK_F_COPY); |
cf451d1e JA |
1899 | } |
1900 | ||
0279b880 | 1901 | void fio_server_send_job_options(struct flist_head *opt_list, |
a43f4461 | 1902 | unsigned int gid) |
0279b880 JA |
1903 | { |
1904 | struct cmd_job_option pdu; | |
1905 | struct flist_head *entry; | |
1906 | ||
1907 | if (flist_empty(opt_list)) | |
1908 | return; | |
1909 | ||
1910 | flist_for_each(entry, opt_list) { | |
1911 | struct print_option *p; | |
bc0fec0e | 1912 | size_t len; |
0279b880 JA |
1913 | |
1914 | p = flist_entry(entry, struct print_option, list); | |
1915 | memset(&pdu, 0, sizeof(pdu)); | |
bc0fec0e | 1916 | |
a43f4461 | 1917 | if (gid == -1U) { |
0279b880 JA |
1918 | pdu.global = __cpu_to_le16(1); |
1919 | pdu.groupid = 0; | |
1920 | } else { | |
1921 | pdu.global = 0; | |
a43f4461 | 1922 | pdu.groupid = cpu_to_le32(gid); |
bc0fec0e JA |
1923 | } |
1924 | len = strlen(p->name); | |
1925 | if (len >= sizeof(pdu.name)) { | |
1926 | len = sizeof(pdu.name) - 1; | |
1927 | pdu.truncated = __cpu_to_le16(1); | |
1928 | } | |
1929 | memcpy(pdu.name, p->name, len); | |
1930 | if (p->value) { | |
1931 | len = strlen(p->value); | |
1932 | if (len >= sizeof(pdu.value)) { | |
1933 | len = sizeof(pdu.value) - 1; | |
1934 | pdu.truncated = __cpu_to_le16(1); | |
1935 | } | |
1936 | memcpy(pdu.value, p->value, len); | |
0279b880 | 1937 | } |
0279b880 JA |
1938 | fio_net_queue_cmd(FIO_NET_CMD_JOB_OPT, &pdu, sizeof(pdu), NULL, SK_F_COPY); |
1939 | } | |
1940 | } | |
1941 | ||
d09a64a0 JA |
1942 | static void convert_agg(struct disk_util_agg *dst, struct disk_util_agg *src) |
1943 | { | |
1944 | int i; | |
1945 | ||
1946 | for (i = 0; i < 2; i++) { | |
504bc961 JA |
1947 | dst->ios[i] = cpu_to_le64(src->ios[i]); |
1948 | dst->merges[i] = cpu_to_le64(src->merges[i]); | |
d09a64a0 | 1949 | dst->sectors[i] = cpu_to_le64(src->sectors[i]); |
504bc961 | 1950 | dst->ticks[i] = cpu_to_le64(src->ticks[i]); |
d09a64a0 JA |
1951 | } |
1952 | ||
504bc961 JA |
1953 | dst->io_ticks = cpu_to_le64(src->io_ticks); |
1954 | dst->time_in_queue = cpu_to_le64(src->time_in_queue); | |
d09a64a0 | 1955 | dst->slavecount = cpu_to_le32(src->slavecount); |
e5c9093d | 1956 | dst->max_util.u.i = cpu_to_le64(fio_double_to_uint64(src->max_util.u.f)); |
d09a64a0 JA |
1957 | } |
1958 | ||
1959 | static void convert_dus(struct disk_util_stat *dst, struct disk_util_stat *src) | |
1960 | { | |
1961 | int i; | |
1962 | ||
36833fb0 | 1963 | snprintf((char *) dst->name, sizeof(dst->name), "%s", src->name); |
d09a64a0 JA |
1964 | |
1965 | for (i = 0; i < 2; i++) { | |
504bc961 JA |
1966 | dst->s.ios[i] = cpu_to_le64(src->s.ios[i]); |
1967 | dst->s.merges[i] = cpu_to_le64(src->s.merges[i]); | |
a3b4cf7d | 1968 | dst->s.sectors[i] = cpu_to_le64(src->s.sectors[i]); |
504bc961 | 1969 | dst->s.ticks[i] = cpu_to_le64(src->s.ticks[i]); |
d09a64a0 JA |
1970 | } |
1971 | ||
504bc961 JA |
1972 | dst->s.io_ticks = cpu_to_le64(src->s.io_ticks); |
1973 | dst->s.time_in_queue = cpu_to_le64(src->s.time_in_queue); | |
a3b4cf7d | 1974 | dst->s.msec = cpu_to_le64(src->s.msec); |
d09a64a0 JA |
1975 | } |
1976 | ||
1977 | void fio_server_send_du(void) | |
1978 | { | |
1979 | struct disk_util *du; | |
1980 | struct flist_head *entry; | |
1981 | struct cmd_du_pdu pdu; | |
1982 | ||
1983 | dprint(FD_NET, "server: sending disk_util %d\n", !flist_empty(&disk_list)); | |
1984 | ||
0766d92e JA |
1985 | memset(&pdu, 0, sizeof(pdu)); |
1986 | ||
d09a64a0 JA |
1987 | flist_for_each(entry, &disk_list) { |
1988 | du = flist_entry(entry, struct disk_util, list); | |
1989 | ||
1990 | convert_dus(&pdu.dus, &du->dus); | |
1991 | convert_agg(&pdu.agg, &du->agg); | |
1992 | ||
f77d4b73 | 1993 | fio_net_queue_cmd(FIO_NET_CMD_DU, &pdu, sizeof(pdu), NULL, SK_F_COPY); |
d09a64a0 JA |
1994 | } |
1995 | } | |
1996 | ||
3989b143 | 1997 | #ifdef CONFIG_ZLIB |
868f6f03 KC |
1998 | |
1999 | static inline void __fio_net_prep_tail(z_stream *stream, void *out_pdu, | |
2000 | struct sk_entry **last_entry, | |
2001 | struct sk_entry *first) | |
2002 | { | |
2003 | unsigned int this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream->avail_out; | |
2004 | ||
2005 | *last_entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, out_pdu, this_len, | |
2006 | NULL, SK_F_VEC | SK_F_INLINE | SK_F_FREE); | |
1620bb93 JA |
2007 | if (*last_entry) |
2008 | flist_add_tail(&(*last_entry)->list, &first->next); | |
868f6f03 KC |
2009 | } |
2010 | ||
2011 | /* | |
2012 | * Deflates the next input given, creating as many new packets in the | |
2013 | * linked list as necessary. | |
2014 | */ | |
2015 | static int __deflate_pdu_buffer(void *next_in, unsigned int next_sz, void **out_pdu, | |
2016 | struct sk_entry **last_entry, z_stream *stream, | |
2017 | struct sk_entry *first) | |
2018 | { | |
2019 | int ret; | |
2020 | ||
2021 | stream->next_in = next_in; | |
2022 | stream->avail_in = next_sz; | |
2023 | do { | |
1620bb93 | 2024 | if (!stream->avail_out) { |
868f6f03 | 2025 | __fio_net_prep_tail(stream, *out_pdu, last_entry, first); |
1620bb93 JA |
2026 | if (*last_entry == NULL) |
2027 | return 1; | |
868f6f03 KC |
2028 | |
2029 | *out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2030 | ||
2031 | stream->avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2032 | stream->next_out = *out_pdu; | |
2033 | } | |
2034 | ||
2035 | ret = deflate(stream, Z_BLOCK); | |
2036 | ||
2037 | if (ret < 0) { | |
2038 | free(*out_pdu); | |
2039 | return 1; | |
2040 | } | |
2041 | } while (stream->avail_in); | |
2042 | ||
2043 | return 0; | |
2044 | } | |
2045 | ||
2046 | static int __fio_append_iolog_gz_hist(struct sk_entry *first, struct io_log *log, | |
2047 | struct io_logs *cur_log, z_stream *stream) | |
2048 | { | |
2049 | struct sk_entry *entry; | |
2050 | void *out_pdu; | |
2051 | int ret, i, j; | |
2052 | int sample_sz = log_entry_sz(log); | |
2053 | ||
2054 | out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2055 | stream->avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2056 | stream->next_out = out_pdu; | |
2057 | ||
2058 | for (i = 0; i < cur_log->nr_samples; i++) { | |
2059 | struct io_sample *s; | |
2060 | struct io_u_plat_entry *cur_plat_entry, *prev_plat_entry; | |
6cc0e5aa | 2061 | uint64_t *cur_plat, *prev_plat; |
868f6f03 KC |
2062 | |
2063 | s = get_sample(log, cur_log, i); | |
2064 | ret = __deflate_pdu_buffer(s, sample_sz, &out_pdu, &entry, stream, first); | |
2065 | if (ret) | |
2066 | return ret; | |
2067 | ||
2068 | /* Do the subtraction on server side so that client doesn't have to | |
2069 | * reconstruct our linked list from packets. | |
2070 | */ | |
af2fde19 | 2071 | cur_plat_entry = s->data.plat_entry; |
868f6f03 KC |
2072 | prev_plat_entry = flist_first_entry(&cur_plat_entry->list, struct io_u_plat_entry, list); |
2073 | cur_plat = cur_plat_entry->io_u_plat; | |
2074 | prev_plat = prev_plat_entry->io_u_plat; | |
2075 | ||
2076 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) { | |
2077 | cur_plat[j] -= prev_plat[j]; | |
2078 | } | |
2079 | ||
2080 | flist_del(&prev_plat_entry->list); | |
2081 | free(prev_plat_entry); | |
2082 | ||
2083 | ret = __deflate_pdu_buffer(cur_plat_entry, sizeof(*cur_plat_entry), | |
2084 | &out_pdu, &entry, stream, first); | |
2085 | ||
2086 | if (ret) | |
2087 | return ret; | |
2088 | } | |
2089 | ||
2090 | __fio_net_prep_tail(stream, out_pdu, &entry, first); | |
1620bb93 | 2091 | return entry == NULL; |
868f6f03 KC |
2092 | } |
2093 | ||
7e419452 JA |
2094 | static int __fio_append_iolog_gz(struct sk_entry *first, struct io_log *log, |
2095 | struct io_logs *cur_log, z_stream *stream) | |
2096 | { | |
e35fb4c4 | 2097 | unsigned int this_len; |
1b42725f | 2098 | void *out_pdu; |
7e419452 | 2099 | int ret; |
1b42725f | 2100 | |
868f6f03 KC |
2101 | if (log->log_type == IO_LOG_TYPE_HIST) |
2102 | return __fio_append_iolog_gz_hist(first, log, cur_log, stream); | |
2103 | ||
7e419452 JA |
2104 | stream->next_in = (void *) cur_log->log; |
2105 | stream->avail_in = cur_log->nr_samples * log_entry_sz(log); | |
1b42725f JA |
2106 | |
2107 | do { | |
e35fb4c4 | 2108 | struct sk_entry *entry; |
1b42725f | 2109 | |
7e419452 JA |
2110 | /* |
2111 | * Dirty - since the log is potentially huge, compress it into | |
2112 | * FIO_SERVER_MAX_FRAGMENT_PDU chunks and let the receiving | |
2113 | * side defragment it. | |
2114 | */ | |
2115 | out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2116 | ||
2117 | stream->avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2118 | stream->next_out = out_pdu; | |
e35fb4c4 | 2119 | ret = deflate(stream, Z_BLOCK); |
3c547fe0 | 2120 | /* may be Z_OK, or Z_STREAM_END */ |
7e419452 JA |
2121 | if (ret < 0) { |
2122 | free(out_pdu); | |
2123 | return 1; | |
2124 | } | |
1b42725f | 2125 | |
7e419452 | 2126 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream->avail_out; |
1b42725f | 2127 | |
02594e37 | 2128 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, out_pdu, this_len, |
7e419452 | 2129 | NULL, SK_F_VEC | SK_F_INLINE | SK_F_FREE); |
1620bb93 JA |
2130 | if (!entry) { |
2131 | free(out_pdu); | |
2132 | return 1; | |
2133 | } | |
02594e37 | 2134 | flist_add_tail(&entry->list, &first->next); |
7e419452 JA |
2135 | } while (stream->avail_in); |
2136 | ||
2137 | return 0; | |
2138 | } | |
2139 | ||
2140 | static int fio_append_iolog_gz(struct sk_entry *first, struct io_log *log) | |
2141 | { | |
f4937575 JA |
2142 | z_stream stream = { |
2143 | .zalloc = Z_NULL, | |
2144 | .zfree = Z_NULL, | |
2145 | .opaque = Z_NULL, | |
2146 | }; | |
7e419452 | 2147 | int ret = 0; |
7e419452 JA |
2148 | |
2149 | if (deflateInit(&stream, Z_DEFAULT_COMPRESSION) != Z_OK) | |
2150 | return 1; | |
2151 | ||
2152 | while (!flist_empty(&log->io_logs)) { | |
2153 | struct io_logs *cur_log; | |
2154 | ||
2155 | cur_log = flist_first_entry(&log->io_logs, struct io_logs, list); | |
2156 | flist_del_init(&cur_log->list); | |
2157 | ||
2158 | ret = __fio_append_iolog_gz(first, log, cur_log, &stream); | |
2159 | if (ret) | |
2160 | break; | |
2161 | } | |
1b42725f | 2162 | |
e35fb4c4 JA |
2163 | ret = deflate(&stream, Z_FINISH); |
2164 | ||
2165 | while (ret != Z_STREAM_END) { | |
2166 | struct sk_entry *entry; | |
2167 | unsigned int this_len; | |
2168 | void *out_pdu; | |
2169 | ||
2170 | out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2171 | stream.avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2172 | stream.next_out = out_pdu; | |
2173 | ||
2174 | ret = deflate(&stream, Z_FINISH); | |
2175 | /* may be Z_OK, or Z_STREAM_END */ | |
2176 | if (ret < 0) { | |
2177 | free(out_pdu); | |
2178 | break; | |
2179 | } | |
2180 | ||
2181 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream.avail_out; | |
2182 | ||
2183 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, out_pdu, this_len, | |
2184 | NULL, SK_F_VEC | SK_F_INLINE | SK_F_FREE); | |
1620bb93 JA |
2185 | if (!entry) { |
2186 | free(out_pdu); | |
2187 | break; | |
2188 | } | |
e35fb4c4 | 2189 | flist_add_tail(&entry->list, &first->next); |
75094a8b | 2190 | } |
e35fb4c4 JA |
2191 | |
2192 | ret = deflateEnd(&stream); | |
2193 | if (ret == Z_OK) | |
2194 | return 0; | |
2195 | ||
2196 | return 1; | |
1b42725f | 2197 | } |
7e419452 JA |
2198 | #else |
2199 | static int fio_append_iolog_gz(struct sk_entry *first, struct io_log *log) | |
2200 | { | |
2201 | return 1; | |
2202 | } | |
2203 | #endif | |
1b42725f | 2204 | |
dfc8e76c | 2205 | static int fio_append_gz_chunks(struct sk_entry *first, struct io_log *log) |
0cba0f91 JA |
2206 | { |
2207 | struct sk_entry *entry; | |
2208 | struct flist_head *node; | |
1620bb93 | 2209 | int ret = 0; |
0cba0f91 JA |
2210 | |
2211 | pthread_mutex_lock(&log->chunk_lock); | |
2212 | flist_for_each(node, &log->chunk_list) { | |
2213 | struct iolog_compress *c; | |
2214 | ||
2215 | c = flist_entry(node, struct iolog_compress, list); | |
2216 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, c->buf, c->len, | |
2217 | NULL, SK_F_VEC | SK_F_INLINE); | |
1620bb93 JA |
2218 | if (!entry) { |
2219 | ret = 1; | |
2220 | break; | |
2221 | } | |
0cba0f91 JA |
2222 | flist_add_tail(&entry->list, &first->next); |
2223 | } | |
2224 | pthread_mutex_unlock(&log->chunk_lock); | |
1620bb93 | 2225 | return ret; |
0cba0f91 JA |
2226 | } |
2227 | ||
dfc8e76c JA |
2228 | static int fio_append_text_log(struct sk_entry *first, struct io_log *log) |
2229 | { | |
2230 | struct sk_entry *entry; | |
1620bb93 | 2231 | int ret = 0; |
dfc8e76c | 2232 | |
7e419452 JA |
2233 | while (!flist_empty(&log->io_logs)) { |
2234 | struct io_logs *cur_log; | |
2235 | size_t size; | |
2236 | ||
2237 | cur_log = flist_first_entry(&log->io_logs, struct io_logs, list); | |
2238 | flist_del_init(&cur_log->list); | |
2239 | ||
2240 | size = cur_log->nr_samples * log_entry_sz(log); | |
2241 | ||
2242 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, cur_log->log, size, | |
2243 | NULL, SK_F_VEC | SK_F_INLINE); | |
1620bb93 JA |
2244 | if (!entry) { |
2245 | ret = 1; | |
2246 | break; | |
2247 | } | |
7e419452 JA |
2248 | flist_add_tail(&entry->list, &first->next); |
2249 | } | |
2250 | ||
1620bb93 | 2251 | return ret; |
dfc8e76c JA |
2252 | } |
2253 | ||
3989b143 JA |
2254 | int fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name) |
2255 | { | |
f54ed522 JA |
2256 | struct cmd_iolog_pdu pdu = { |
2257 | .nr_samples = cpu_to_le64(iolog_nr_samples(log)), | |
2258 | .thread_number = cpu_to_le32(td->thread_number), | |
2259 | .log_type = cpu_to_le32(log->log_type), | |
2260 | .log_hist_coarseness = cpu_to_le32(log->hist_coarseness), | |
2261 | }; | |
02594e37 | 2262 | struct sk_entry *first; |
7e419452 JA |
2263 | struct flist_head *entry; |
2264 | int ret = 0; | |
3989b143 | 2265 | |
0cba0f91 JA |
2266 | if (!flist_empty(&log->chunk_list)) |
2267 | pdu.compressed = __cpu_to_le32(STORE_COMPRESSED); | |
2268 | else if (use_zlib) | |
2269 | pdu.compressed = __cpu_to_le32(XMIT_COMPRESSED); | |
2270 | else | |
2271 | pdu.compressed = 0; | |
9bdb9265 | 2272 | |
36833fb0 | 2273 | snprintf((char *) pdu.name, sizeof(pdu.name), "%s", name); |
3989b143 | 2274 | |
0cba0f91 JA |
2275 | /* |
2276 | * We can't do this for a pre-compressed log, but for that case, | |
2277 | * log->nr_samples is zero anyway. | |
2278 | */ | |
7e419452 JA |
2279 | flist_for_each(entry, &log->io_logs) { |
2280 | struct io_logs *cur_log; | |
2281 | int i; | |
3989b143 | 2282 | |
7e419452 | 2283 | cur_log = flist_entry(entry, struct io_logs, list); |
ae588852 | 2284 | |
7e419452 JA |
2285 | for (i = 0; i < cur_log->nr_samples; i++) { |
2286 | struct io_sample *s = get_sample(log, cur_log, i); | |
ae588852 | 2287 | |
7e419452 | 2288 | s->time = cpu_to_le64(s->time); |
64f11975 TH |
2289 | if (log->log_type != IO_LOG_TYPE_HIST) |
2290 | s->data.val = cpu_to_le64(s->data.val); | |
b2a432bf | 2291 | s->__ddir = __cpu_to_le32(s->__ddir); |
5fff9543 | 2292 | s->bs = cpu_to_le64(s->bs); |
7e419452 JA |
2293 | |
2294 | if (log->log_offset) { | |
2295 | struct io_sample_offset *so = (void *) s; | |
2296 | ||
2297 | so->offset = cpu_to_le64(so->offset); | |
2298 | } | |
ae588852 | 2299 | } |
3989b143 JA |
2300 | } |
2301 | ||
2302 | /* | |
02594e37 | 2303 | * Assemble header entry first |
3989b143 | 2304 | */ |
bead01d7 | 2305 | first = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, &pdu, sizeof(pdu), NULL, SK_F_VEC | SK_F_INLINE | SK_F_COPY); |
1620bb93 JA |
2306 | if (!first) |
2307 | return 1; | |
3989b143 JA |
2308 | |
2309 | /* | |
dfc8e76c JA |
2310 | * Now append actual log entries. If log compression was enabled on |
2311 | * the job, just send out the compressed chunks directly. If we | |
2312 | * have a plain log, compress if we can, then send. Otherwise, send | |
2313 | * the plain text output. | |
3989b143 | 2314 | */ |
0cba0f91 | 2315 | if (!flist_empty(&log->chunk_list)) |
dfc8e76c | 2316 | ret = fio_append_gz_chunks(first, log); |
0cba0f91 | 2317 | else if (use_zlib) |
dfc8e76c JA |
2318 | ret = fio_append_iolog_gz(first, log); |
2319 | else | |
2320 | ret = fio_append_text_log(first, log); | |
3989b143 | 2321 | |
bead01d7 | 2322 | fio_net_queue_entry(first); |
f77d4b73 | 2323 | return ret; |
3989b143 JA |
2324 | } |
2325 | ||
2f122b13 | 2326 | void fio_server_send_add_job(struct thread_data *td) |
807f9971 | 2327 | { |
7f812e87 LG |
2328 | struct cmd_add_job_pdu *pdu; |
2329 | size_t cmd_sz = offsetof(struct cmd_add_job_pdu, top) + | |
2330 | thread_options_pack_size(&td->o); | |
807f9971 | 2331 | |
7f812e87 LG |
2332 | pdu = malloc(cmd_sz); |
2333 | pdu->thread_number = cpu_to_le32(td->thread_number); | |
2334 | pdu->groupid = cpu_to_le32(td->groupid); | |
807f9971 | 2335 | |
7f812e87 LG |
2336 | convert_thread_options_to_net(&pdu->top, &td->o); |
2337 | ||
2338 | fio_net_queue_cmd(FIO_NET_CMD_ADD_JOB, pdu, cmd_sz, NULL, SK_F_COPY); | |
2339 | free(pdu); | |
807f9971 JA |
2340 | } |
2341 | ||
122c7725 JA |
2342 | void fio_server_send_start(struct thread_data *td) |
2343 | { | |
f77d4b73 JA |
2344 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); |
2345 | ||
2346 | assert(sk_out->sk != -1); | |
122c7725 | 2347 | |
a89ba4b1 | 2348 | fio_net_queue_cmd(FIO_NET_CMD_SERVER_START, NULL, 0, NULL, SK_F_SIMPLE); |
122c7725 JA |
2349 | } |
2350 | ||
ca09be4b | 2351 | int fio_server_get_verify_state(const char *name, int threadnumber, |
94a6e1bb | 2352 | void **datap) |
ca09be4b JA |
2353 | { |
2354 | struct thread_io_list *s; | |
2355 | struct cmd_sendfile out; | |
2356 | struct cmd_reply *rep; | |
2357 | uint64_t tag; | |
2358 | void *data; | |
c0d3245a | 2359 | int ret; |
ca09be4b JA |
2360 | |
2361 | dprint(FD_NET, "server: request verify state\n"); | |
2362 | ||
2363 | rep = smalloc(sizeof(*rep)); | |
81b3c86f | 2364 | if (!rep) |
c0d3245a | 2365 | return ENOMEM; |
ca09be4b | 2366 | |
971caeb1 | 2367 | __fio_sem_init(&rep->lock, FIO_SEM_LOCKED); |
ca09be4b JA |
2368 | rep->data = NULL; |
2369 | rep->error = 0; | |
2370 | ||
e499aedc JA |
2371 | verify_state_gen_name((char *) out.path, sizeof(out.path), name, me, |
2372 | threadnumber); | |
ca09be4b | 2373 | tag = (uint64_t) (uintptr_t) rep; |
dfc8e76c JA |
2374 | fio_net_queue_cmd(FIO_NET_CMD_SENDFILE, &out, sizeof(out), &tag, |
2375 | SK_F_COPY); | |
ca09be4b JA |
2376 | |
2377 | /* | |
2378 | * Wait for the backend to receive the reply | |
2379 | */ | |
971caeb1 | 2380 | if (fio_sem_down_timeout(&rep->lock, 10000)) { |
ca09be4b | 2381 | log_err("fio: timed out waiting for reply\n"); |
c0d3245a | 2382 | ret = ETIMEDOUT; |
ca09be4b JA |
2383 | goto fail; |
2384 | } | |
2385 | ||
2386 | if (rep->error) { | |
415c3133 JA |
2387 | log_err("fio: failure on receiving state file %s: %s\n", |
2388 | out.path, strerror(rep->error)); | |
c0d3245a | 2389 | ret = rep->error; |
ca09be4b JA |
2390 | fail: |
2391 | *datap = NULL; | |
2392 | sfree(rep); | |
f77d4b73 | 2393 | fio_net_queue_quit(); |
c0d3245a | 2394 | return ret; |
ca09be4b JA |
2395 | } |
2396 | ||
2397 | /* | |
2398 | * The format is verify_state_hdr, then thread_io_list. Verify | |
2399 | * the header, and the thread_io_list checksum | |
2400 | */ | |
2401 | s = rep->data + sizeof(struct verify_state_hdr); | |
94a6e1bb | 2402 | if (verify_state_hdr(rep->data, s)) { |
c0d3245a | 2403 | ret = EILSEQ; |
ca09be4b | 2404 | goto fail; |
c0d3245a | 2405 | } |
ca09be4b JA |
2406 | |
2407 | /* | |
2408 | * Don't need the header from now, copy just the thread_io_list | |
2409 | */ | |
c0d3245a | 2410 | ret = 0; |
ca09be4b JA |
2411 | rep->size -= sizeof(struct verify_state_hdr); |
2412 | data = malloc(rep->size); | |
2413 | memcpy(data, s, rep->size); | |
2414 | *datap = data; | |
2415 | ||
2416 | sfree(rep->data); | |
971caeb1 | 2417 | __fio_sem_remove(&rep->lock); |
ca09be4b | 2418 | sfree(rep); |
c0d3245a | 2419 | return ret; |
ca09be4b JA |
2420 | } |
2421 | ||
87aa8f19 | 2422 | static int fio_init_server_ip(void) |
81179eec | 2423 | { |
811826be | 2424 | struct sockaddr *addr; |
67bf9823 | 2425 | socklen_t socklen; |
17e3531a JA |
2426 | char buf[80]; |
2427 | const char *str; | |
87aa8f19 | 2428 | int sk, opt; |
81179eec | 2429 | |
811826be JA |
2430 | if (use_ipv6) |
2431 | sk = socket(AF_INET6, SOCK_STREAM, 0); | |
2432 | else | |
2433 | sk = socket(AF_INET, SOCK_STREAM, 0); | |
2434 | ||
81179eec JA |
2435 | if (sk < 0) { |
2436 | log_err("fio: socket: %s\n", strerror(errno)); | |
2437 | return -1; | |
2438 | } | |
2439 | ||
2440 | opt = 1; | |
1f81991e | 2441 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, (void *)&opt, sizeof(opt)) < 0) { |
669e8bf8 | 2442 | log_err("fio: setsockopt(REUSEADDR): %s\n", strerror(errno)); |
b94cba47 | 2443 | close(sk); |
81179eec JA |
2444 | return -1; |
2445 | } | |
2446 | #ifdef SO_REUSEPORT | |
8a768c2e JA |
2447 | /* |
2448 | * Not fatal if fails, so just ignore it if that happens | |
2449 | */ | |
affc8edf BVA |
2450 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt))) { |
2451 | } | |
81179eec JA |
2452 | #endif |
2453 | ||
811826be | 2454 | if (use_ipv6) { |
a6ab5391 | 2455 | void *src = &saddr_in6.sin6_addr; |
17e3531a | 2456 | |
811826be JA |
2457 | addr = (struct sockaddr *) &saddr_in6; |
2458 | socklen = sizeof(saddr_in6); | |
2459 | saddr_in6.sin6_family = AF_INET6; | |
17e3531a | 2460 | str = inet_ntop(AF_INET6, src, buf, sizeof(buf)); |
811826be | 2461 | } else { |
a6ab5391 | 2462 | void *src = &saddr_in.sin_addr; |
17e3531a | 2463 | |
811826be JA |
2464 | addr = (struct sockaddr *) &saddr_in; |
2465 | socklen = sizeof(saddr_in); | |
2466 | saddr_in.sin_family = AF_INET; | |
17e3531a | 2467 | str = inet_ntop(AF_INET, src, buf, sizeof(buf)); |
811826be | 2468 | } |
81179eec | 2469 | |
811826be | 2470 | if (bind(sk, addr, socklen) < 0) { |
81179eec | 2471 | log_err("fio: bind: %s\n", strerror(errno)); |
17e3531a | 2472 | log_info("fio: failed with IPv%c %s\n", use_ipv6 ? '6' : '4', str); |
b94cba47 | 2473 | close(sk); |
81179eec JA |
2474 | return -1; |
2475 | } | |
2476 | ||
87aa8f19 JA |
2477 | return sk; |
2478 | } | |
2479 | ||
2480 | static int fio_init_server_sock(void) | |
2481 | { | |
2482 | struct sockaddr_un addr; | |
67bf9823 | 2483 | socklen_t len; |
87aa8f19 JA |
2484 | mode_t mode; |
2485 | int sk; | |
2486 | ||
2487 | sk = socket(AF_UNIX, SOCK_STREAM, 0); | |
2488 | if (sk < 0) { | |
2489 | log_err("fio: socket: %s\n", strerror(errno)); | |
2490 | return -1; | |
2491 | } | |
2492 | ||
2493 | mode = umask(000); | |
2494 | ||
87aa8f19 | 2495 | addr.sun_family = AF_UNIX; |
36833fb0 | 2496 | snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", bind_sock); |
87aa8f19 JA |
2497 | |
2498 | len = sizeof(addr.sun_family) + strlen(bind_sock) + 1; | |
2499 | ||
2500 | if (bind(sk, (struct sockaddr *) &addr, len) < 0) { | |
2501 | log_err("fio: bind: %s\n", strerror(errno)); | |
b94cba47 | 2502 | close(sk); |
87aa8f19 JA |
2503 | return -1; |
2504 | } | |
2505 | ||
2506 | umask(mode); | |
2507 | return sk; | |
2508 | } | |
2509 | ||
2510 | static int fio_init_server_connection(void) | |
2511 | { | |
bebe6398 | 2512 | char bind_str[128]; |
87aa8f19 JA |
2513 | int sk; |
2514 | ||
2515 | dprint(FD_NET, "starting server\n"); | |
2516 | ||
2517 | if (!bind_sock) | |
2518 | sk = fio_init_server_ip(); | |
2519 | else | |
2520 | sk = fio_init_server_sock(); | |
2521 | ||
2522 | if (sk < 0) | |
2523 | return sk; | |
2524 | ||
afdcad23 JA |
2525 | memset(bind_str, 0, sizeof(bind_str)); |
2526 | ||
811826be JA |
2527 | if (!bind_sock) { |
2528 | char *p, port[16]; | |
a6ab5391 | 2529 | void *src; |
811826be JA |
2530 | int af; |
2531 | ||
2532 | if (use_ipv6) { | |
2533 | af = AF_INET6; | |
2534 | src = &saddr_in6.sin6_addr; | |
2535 | } else { | |
2536 | af = AF_INET; | |
2537 | src = &saddr_in.sin_addr; | |
2538 | } | |
2539 | ||
2540 | p = (char *) inet_ntop(af, src, bind_str, sizeof(bind_str)); | |
2541 | ||
2542 | sprintf(port, ",%u", fio_net_port); | |
2543 | if (p) | |
2544 | strcat(p, port); | |
2545 | else | |
36833fb0 | 2546 | snprintf(bind_str, sizeof(bind_str), "%s", port); |
811826be | 2547 | } else |
36833fb0 | 2548 | snprintf(bind_str, sizeof(bind_str), "%s", bind_sock); |
bebe6398 JA |
2549 | |
2550 | log_info("fio: server listening on %s\n", bind_str); | |
2551 | ||
1e1507df | 2552 | if (listen(sk, 4) < 0) { |
81179eec | 2553 | log_err("fio: listen: %s\n", strerror(errno)); |
2fd973c9 | 2554 | close(sk); |
81179eec JA |
2555 | return -1; |
2556 | } | |
2557 | ||
87aa8f19 JA |
2558 | return sk; |
2559 | } | |
2560 | ||
3aa3ceeb | 2561 | int fio_server_parse_host(const char *host, int ipv6, struct in_addr *inp, |
3ec62ec4 JA |
2562 | struct in6_addr *inp6) |
2563 | ||
2564 | { | |
2565 | int ret = 0; | |
2566 | ||
3aa3ceeb | 2567 | if (ipv6) |
3ec62ec4 JA |
2568 | ret = inet_pton(AF_INET6, host, inp6); |
2569 | else | |
2570 | ret = inet_pton(AF_INET, host, inp); | |
2571 | ||
2572 | if (ret != 1) { | |
f4937575 JA |
2573 | struct addrinfo *res, hints = { |
2574 | .ai_family = ipv6 ? AF_INET6 : AF_INET, | |
2575 | .ai_socktype = SOCK_STREAM, | |
2576 | }; | |
3ec62ec4 | 2577 | |
479471c4 JA |
2578 | ret = getaddrinfo(host, NULL, &hints, &res); |
2579 | if (ret) { | |
2580 | log_err("fio: failed to resolve <%s> (%s)\n", host, | |
2581 | gai_strerror(ret)); | |
3caf43e3 | 2582 | return 1; |
3ec62ec4 JA |
2583 | } |
2584 | ||
3aa3ceeb | 2585 | if (ipv6) |
479471c4 JA |
2586 | memcpy(inp6, &((struct sockaddr_in6 *) res->ai_addr)->sin6_addr, sizeof(*inp6)); |
2587 | else | |
2588 | memcpy(inp, &((struct sockaddr_in *) res->ai_addr)->sin_addr, sizeof(*inp)); | |
2589 | ||
3ec62ec4 | 2590 | ret = 1; |
479471c4 | 2591 | freeaddrinfo(res); |
3ec62ec4 JA |
2592 | } |
2593 | ||
2594 | return !(ret == 1); | |
2595 | } | |
2596 | ||
660a2bfb JA |
2597 | /* |
2598 | * Parse a host/ip/port string. Reads from 'str'. | |
2599 | * | |
2600 | * Outputs: | |
2601 | * | |
2602 | * For IPv4: | |
2603 | * *ptr is the host, *port is the port, inp is the destination. | |
2604 | * For IPv6: | |
2605 | * *ptr is the host, *port is the port, inp6 is the dest, and *ipv6 is 1. | |
2606 | * For local domain sockets: | |
2607 | * *ptr is the filename, *is_sock is 1. | |
2608 | */ | |
67d2a9b8 | 2609 | int fio_server_parse_string(const char *str, char **ptr, bool *is_sock, |
811826be JA |
2610 | int *port, struct in_addr *inp, |
2611 | struct in6_addr *inp6, int *ipv6) | |
bebe6398 | 2612 | { |
76867621 JA |
2613 | const char *host = str; |
2614 | char *portp; | |
3ec62ec4 | 2615 | int lport = 0; |
76867621 | 2616 | |
bebe6398 | 2617 | *ptr = NULL; |
67d2a9b8 | 2618 | *is_sock = false; |
6d2cf394 | 2619 | *port = fio_net_port; |
811826be | 2620 | *ipv6 = 0; |
bebe6398 JA |
2621 | |
2622 | if (!strncmp(str, "sock:", 5)) { | |
2623 | *ptr = strdup(str + 5); | |
67d2a9b8 | 2624 | *is_sock = true; |
76867621 JA |
2625 | |
2626 | return 0; | |
2627 | } | |
2628 | ||
2629 | /* | |
2630 | * Is it ip:<ip or host>:port | |
2631 | */ | |
2632 | if (!strncmp(host, "ip:", 3)) | |
2633 | host += 3; | |
2634 | else if (!strncmp(host, "ip4:", 4)) | |
2635 | host += 4; | |
2636 | else if (!strncmp(host, "ip6:", 4)) { | |
2637 | host += 4; | |
2638 | *ipv6 = 1; | |
2639 | } else if (host[0] == ':') { | |
2640 | /* String is :port */ | |
2641 | host++; | |
2642 | lport = atoi(host); | |
2643 | if (!lport || lport > 65535) { | |
4e0a8fa2 | 2644 | log_err("fio: bad server port %u\n", lport); |
76867621 JA |
2645 | return 1; |
2646 | } | |
2647 | /* no hostname given, we are done */ | |
2648 | *port = lport; | |
2649 | return 0; | |
2650 | } | |
2651 | ||
2652 | /* | |
b96b90c3 | 2653 | * If no port seen yet, check if there's a last ',' at the end |
76867621 JA |
2654 | */ |
2655 | if (!lport) { | |
2656 | portp = strchr(host, ','); | |
2657 | if (portp) { | |
2658 | *portp = '\0'; | |
2659 | portp++; | |
2660 | lport = atoi(portp); | |
bebe6398 | 2661 | if (!lport || lport > 65535) { |
4e0a8fa2 | 2662 | log_err("fio: bad server port %u\n", lport); |
bebe6398 JA |
2663 | return 1; |
2664 | } | |
bebe6398 | 2665 | } |
76867621 | 2666 | } |
bebe6398 | 2667 | |
76867621 JA |
2668 | if (lport) |
2669 | *port = lport; | |
bebe6398 | 2670 | |
76867621 JA |
2671 | if (!strlen(host)) |
2672 | return 0; | |
bebe6398 | 2673 | |
76867621 | 2674 | *ptr = strdup(host); |
811826be | 2675 | |
3aa3ceeb | 2676 | if (fio_server_parse_host(*ptr, *ipv6, inp, inp6)) { |
3ec62ec4 JA |
2677 | free(*ptr); |
2678 | *ptr = NULL; | |
2679 | return 1; | |
bebe6398 JA |
2680 | } |
2681 | ||
2682 | if (*port == 0) | |
2683 | *port = fio_net_port; | |
2684 | ||
2685 | return 0; | |
2686 | } | |
2687 | ||
87aa8f19 JA |
2688 | /* |
2689 | * Server arg should be one of: | |
2690 | * | |
2691 | * sock:/path/to/socket | |
2692 | * ip:1.2.3.4 | |
2693 | * 1.2.3.4 | |
2694 | * | |
2695 | * Where sock uses unix domain sockets, and ip binds the server to | |
2696 | * a specific interface. If no arguments are given to the server, it | |
2697 | * uses IP and binds to 0.0.0.0. | |
2698 | * | |
2699 | */ | |
2700 | static int fio_handle_server_arg(void) | |
2701 | { | |
6d2cf394 | 2702 | int port = fio_net_port; |
67d2a9b8 JA |
2703 | bool is_sock; |
2704 | int ret = 0; | |
bebe6398 | 2705 | |
87aa8f19 JA |
2706 | saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); |
2707 | ||
2708 | if (!fio_server_arg) | |
a7de0a11 | 2709 | goto out; |
87aa8f19 | 2710 | |
4e5b8fb8 | 2711 | ret = fio_server_parse_string(fio_server_arg, &bind_sock, &is_sock, |
811826be JA |
2712 | &port, &saddr_in.sin_addr, |
2713 | &saddr_in6.sin6_addr, &use_ipv6); | |
4e5b8fb8 JA |
2714 | |
2715 | if (!is_sock && bind_sock) { | |
2716 | free(bind_sock); | |
2717 | bind_sock = NULL; | |
2718 | } | |
2719 | ||
a7de0a11 | 2720 | out: |
6d2cf394 JA |
2721 | fio_net_port = port; |
2722 | saddr_in.sin_port = htons(port); | |
811826be | 2723 | saddr_in6.sin6_port = htons(port); |
4e5b8fb8 | 2724 | return ret; |
87aa8f19 JA |
2725 | } |
2726 | ||
43cdea1d JA |
2727 | static void sig_int(int sig) |
2728 | { | |
2729 | if (bind_sock) | |
2730 | unlink(bind_sock); | |
2731 | } | |
2732 | ||
2733 | static void set_sig_handlers(void) | |
2734 | { | |
f4937575 JA |
2735 | struct sigaction act = { |
2736 | .sa_handler = sig_int, | |
2737 | .sa_flags = SA_RESTART, | |
2738 | }; | |
43cdea1d | 2739 | |
43cdea1d | 2740 | sigaction(SIGINT, &act, NULL); |
2cf71009 BP |
2741 | |
2742 | /* Windows uses SIGBREAK as a quit signal from other applications */ | |
2743 | #ifdef WIN32 | |
2744 | sigaction(SIGBREAK, &act, NULL); | |
2745 | #endif | |
43cdea1d JA |
2746 | } |
2747 | ||
518a1cf0 JA |
2748 | void fio_server_destroy_sk_key(void) |
2749 | { | |
2750 | pthread_key_delete(sk_out_key); | |
2751 | } | |
2752 | ||
3d80c735 | 2753 | int fio_server_create_sk_key(void) |
87aa8f19 | 2754 | { |
9c003782 JA |
2755 | if (pthread_key_create(&sk_out_key, NULL)) { |
2756 | log_err("fio: can't create sk_out backend key\n"); | |
3d80c735 | 2757 | return 1; |
9c003782 JA |
2758 | } |
2759 | ||
2760 | pthread_setspecific(sk_out_key, NULL); | |
3d80c735 JA |
2761 | return 0; |
2762 | } | |
2763 | ||
2764 | static int fio_server(void) | |
2765 | { | |
2766 | int sk, ret; | |
9c003782 | 2767 | |
87aa8f19 JA |
2768 | dprint(FD_NET, "starting server\n"); |
2769 | ||
2770 | if (fio_handle_server_arg()) | |
2771 | return -1; | |
2772 | ||
f8fef4c6 | 2773 | set_sig_handlers(); |
2774 | ||
2775 | #ifdef WIN32 | |
2776 | /* if this is a child process, go handle the connection */ | |
2777 | if (fio_server_pipe_name != NULL) { | |
2778 | ret = handle_connection_process(); | |
2779 | return ret; | |
2780 | } | |
2781 | ||
2782 | /* job to link child processes so they terminate together */ | |
2783 | hjob = windows_create_job(); | |
2784 | if (hjob == INVALID_HANDLE_VALUE) | |
2785 | return -1; | |
2786 | #endif | |
2787 | ||
87aa8f19 JA |
2788 | sk = fio_init_server_connection(); |
2789 | if (sk < 0) | |
2790 | return -1; | |
81179eec | 2791 | |
ea1cd038 | 2792 | ret = accept_loop(sk); |
87aa8f19 | 2793 | |
81179eec | 2794 | close(sk); |
87aa8f19 JA |
2795 | |
2796 | if (fio_server_arg) { | |
2797 | free(fio_server_arg); | |
2798 | fio_server_arg = NULL; | |
2799 | } | |
bebe6398 JA |
2800 | if (bind_sock) |
2801 | free(bind_sock); | |
87aa8f19 | 2802 | |
81179eec JA |
2803 | return ret; |
2804 | } | |
2805 | ||
7b821684 | 2806 | void fio_server_got_signal(int signal) |
9abea48b | 2807 | { |
f77d4b73 JA |
2808 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); |
2809 | ||
2810 | assert(sk_out); | |
2811 | ||
7b821684 | 2812 | if (signal == SIGPIPE) |
f77d4b73 | 2813 | sk_out->sk = -1; |
7b821684 JA |
2814 | else { |
2815 | log_info("\nfio: terminating on signal %d\n", signal); | |
f1867a7f | 2816 | exit_backend = true; |
7b821684 | 2817 | } |
9abea48b JA |
2818 | } |
2819 | ||
13755d94 JA |
2820 | static int check_existing_pidfile(const char *pidfile) |
2821 | { | |
2822 | struct stat sb; | |
2823 | char buf[16]; | |
2824 | pid_t pid; | |
2825 | FILE *f; | |
2826 | ||
2827 | if (stat(pidfile, &sb)) | |
2828 | return 0; | |
2829 | ||
2830 | f = fopen(pidfile, "r"); | |
2831 | if (!f) | |
2832 | return 0; | |
2833 | ||
bfc3b179 | 2834 | if (fread(buf, sb.st_size, 1, f) <= 0) { |
13755d94 JA |
2835 | fclose(f); |
2836 | return 1; | |
2837 | } | |
2838 | fclose(f); | |
2839 | ||
2840 | pid = atoi(buf); | |
2841 | if (kill(pid, SIGCONT) < 0) | |
ea5aa1be | 2842 | return errno != ESRCH; |
13755d94 JA |
2843 | |
2844 | return 1; | |
2845 | } | |
2846 | ||
2847 | static int write_pid(pid_t pid, const char *pidfile) | |
402668f3 JA |
2848 | { |
2849 | FILE *fpid; | |
2850 | ||
2851 | fpid = fopen(pidfile, "w"); | |
2852 | if (!fpid) { | |
2853 | log_err("fio: failed opening pid file %s\n", pidfile); | |
13755d94 | 2854 | return 1; |
402668f3 JA |
2855 | } |
2856 | ||
2857 | fprintf(fpid, "%u\n", (unsigned int) pid); | |
13755d94 JA |
2858 | fclose(fpid); |
2859 | return 0; | |
402668f3 JA |
2860 | } |
2861 | ||
2862 | /* | |
2863 | * If pidfile is specified, background us. | |
2864 | */ | |
2865 | int fio_start_server(char *pidfile) | |
e46d8091 | 2866 | { |
d6096098 | 2867 | FILE *file; |
e46d8091 | 2868 | pid_t pid; |
402668f3 | 2869 | int ret; |
e46d8091 | 2870 | |
93bcfd20 | 2871 | #if defined(WIN32) |
905c78b9 | 2872 | WSADATA wsd; |
3c3ed070 | 2873 | WSAStartup(MAKEWORD(2, 2), &wsd); |
93bcfd20 BC |
2874 | #endif |
2875 | ||
402668f3 | 2876 | if (!pidfile) |
e46d8091 JA |
2877 | return fio_server(); |
2878 | ||
13755d94 JA |
2879 | if (check_existing_pidfile(pidfile)) { |
2880 | log_err("fio: pidfile %s exists and server appears alive\n", | |
2881 | pidfile); | |
b8ba87ac | 2882 | free(pidfile); |
13755d94 JA |
2883 | return -1; |
2884 | } | |
2885 | ||
e46d8091 JA |
2886 | pid = fork(); |
2887 | if (pid < 0) { | |
c5839011 | 2888 | log_err("fio: failed server fork: %s\n", strerror(errno)); |
402668f3 | 2889 | free(pidfile); |
c28e8e8c | 2890 | return -1; |
402668f3 | 2891 | } else if (pid) { |
8a1db9a1 | 2892 | ret = write_pid(pid, pidfile); |
b8ba87ac | 2893 | free(pidfile); |
44c8268d | 2894 | _exit(ret); |
402668f3 | 2895 | } |
e46d8091 JA |
2896 | |
2897 | setsid(); | |
13755d94 | 2898 | openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); |
f1867a7f | 2899 | log_syslog = true; |
d6096098 AE |
2900 | |
2901 | file = freopen("/dev/null", "r", stdin); | |
2902 | if (!file) | |
2903 | perror("freopen"); | |
2904 | ||
2905 | file = freopen("/dev/null", "w", stdout); | |
2906 | if (!file) | |
2907 | perror("freopen"); | |
2908 | ||
2909 | file = freopen("/dev/null", "w", stderr); | |
2910 | if (!file) | |
2911 | perror("freopen"); | |
2912 | ||
e46d8091 JA |
2913 | f_out = NULL; |
2914 | f_err = NULL; | |
402668f3 JA |
2915 | |
2916 | ret = fio_server(); | |
2917 | ||
d6096098 AE |
2918 | fclose(stdin); |
2919 | fclose(stdout); | |
2920 | fclose(stderr); | |
2921 | ||
402668f3 JA |
2922 | closelog(); |
2923 | unlink(pidfile); | |
2924 | free(pidfile); | |
2925 | return ret; | |
e46d8091 | 2926 | } |
87aa8f19 | 2927 | |
bebe6398 | 2928 | void fio_server_set_arg(const char *arg) |
87aa8f19 JA |
2929 | { |
2930 | fio_server_arg = strdup(arg); | |
2931 | } | |
f8fef4c6 | 2932 | |
2933 | #ifdef WIN32 | |
2934 | void fio_server_internal_set(const char *arg) | |
2935 | { | |
2936 | fio_server_pipe_name = strdup(arg); | |
2937 | } | |
8a596ff1 | 2938 | #endif |