Commit | Line | Data |
---|---|---|
132159a5 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
3 | #include <unistd.h> | |
4 | #include <limits.h> | |
5 | #include <errno.h> | |
6 | #include <fcntl.h> | |
7 | #include <sys/poll.h> | |
8 | #include <sys/types.h> | |
9 | #include <sys/stat.h> | |
10 | #include <sys/wait.h> | |
d05c4a03 | 11 | #include <sys/socket.h> |
87aa8f19 | 12 | #include <sys/un.h> |
132159a5 JA |
13 | #include <netinet/in.h> |
14 | #include <arpa/inet.h> | |
15 | #include <netdb.h> | |
9e22ecb0 | 16 | #include <signal.h> |
132159a5 JA |
17 | |
18 | #include "fio.h" | |
19 | #include "server.h" | |
b66570dc | 20 | #include "flist.h" |
3c5f57e3 | 21 | #include "hash.h" |
132159a5 | 22 | |
82c1ed38 JA |
23 | struct client_eta { |
24 | struct jobs_eta eta; | |
25 | unsigned int pending; | |
26 | }; | |
27 | ||
b66570dc JA |
28 | struct fio_client { |
29 | struct flist_head list; | |
bebe6398 | 30 | struct flist_head hash_list; |
3f3a4542 | 31 | struct flist_head arg_list; |
b66570dc | 32 | struct sockaddr_in addr; |
87aa8f19 | 33 | struct sockaddr_un addr_un; |
b66570dc | 34 | char *hostname; |
bebe6398 | 35 | int port; |
b66570dc | 36 | int fd; |
81179eec | 37 | |
b5296ddb JA |
38 | char *name; |
39 | ||
81179eec | 40 | int state; |
af9c9fb3 | 41 | |
17dd1764 | 42 | int skip_newline; |
87aa8f19 | 43 | int is_sock; |
82c1ed38 JA |
44 | |
45 | struct flist_head eta_list; | |
46 | struct client_eta *eta_in_flight; | |
81179eec | 47 | |
89c1707c JA |
48 | struct flist_head cmd_list; |
49 | ||
81179eec JA |
50 | uint16_t argc; |
51 | char **argv; | |
52 | }; | |
53 | ||
af9c9fb3 | 54 | static struct timeval eta_tv; |
48fbb46e | 55 | |
81179eec | 56 | enum { |
5c2857f9 | 57 | Client_created = 0, |
81179eec JA |
58 | Client_connected = 1, |
59 | Client_started = 2, | |
60 | Client_stopped = 3, | |
5c2857f9 | 61 | Client_exited = 4, |
b66570dc JA |
62 | }; |
63 | ||
64 | static FLIST_HEAD(client_list); | |
82c1ed38 | 65 | static FLIST_HEAD(eta_list); |
b66570dc | 66 | |
3f3a4542 JA |
67 | static FLIST_HEAD(arg_list); |
68 | ||
3c5f57e3 JA |
69 | #define FIO_CLIENT_HASH_BITS 7 |
70 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
71 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 72 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 73 | |
e951bdc4 | 74 | static int handle_client(struct fio_client *client); |
82c1ed38 | 75 | static void dec_jobs_eta(struct client_eta *eta); |
0b8f30a5 | 76 | |
bebe6398 | 77 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
78 | { |
79 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
80 | ||
81 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 82 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
83 | } |
84 | ||
bebe6398 | 85 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 86 | { |
bebe6398 JA |
87 | if (!flist_empty(&client->hash_list)) |
88 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
89 | } |
90 | ||
91 | static void fio_init fio_client_hash_init(void) | |
92 | { | |
93 | int i; | |
94 | ||
bebe6398 JA |
95 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
96 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
97 | } |
98 | ||
b66570dc JA |
99 | static struct fio_client *find_client_by_fd(int fd) |
100 | { | |
3c5f57e3 | 101 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
102 | struct fio_client *client; |
103 | struct flist_head *entry; | |
104 | ||
bebe6398 JA |
105 | flist_for_each(entry, &client_hash[bucket]) { |
106 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc JA |
107 | |
108 | if (client->fd == fd) | |
109 | return client; | |
110 | } | |
111 | ||
112 | return NULL; | |
113 | } | |
114 | ||
b66570dc JA |
115 | static void remove_client(struct fio_client *client) |
116 | { | |
39e8e016 | 117 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
b66570dc | 118 | flist_del(&client->list); |
3c5f57e3 | 119 | |
bebe6398 | 120 | fio_client_remove_hash(client); |
81179eec | 121 | |
82c1ed38 JA |
122 | if (!flist_empty(&client->eta_list)) { |
123 | flist_del_init(&client->eta_list); | |
124 | dec_jobs_eta(client->eta_in_flight); | |
125 | } | |
af9c9fb3 | 126 | |
b66570dc | 127 | free(client->hostname); |
81179eec JA |
128 | if (client->argv) |
129 | free(client->argv); | |
b5296ddb JA |
130 | if (client->name) |
131 | free(client->name); | |
81179eec | 132 | |
b66570dc | 133 | free(client); |
3c5f57e3 | 134 | nr_clients--; |
b66570dc | 135 | } |
132159a5 | 136 | |
fa2ea806 JA |
137 | static void __fio_client_add_cmd_option(struct fio_client *client, |
138 | const char *opt) | |
81179eec | 139 | { |
39e8e016 JA |
140 | int index; |
141 | ||
142 | index = client->argc++; | |
81179eec | 143 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
144 | client->argv[index] = strdup(opt); |
145 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
146 | } |
147 | ||
fa2ea806 | 148 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 149 | { |
bebe6398 | 150 | struct fio_client *client = cookie; |
3f3a4542 | 151 | struct flist_head *entry; |
81179eec | 152 | |
bebe6398 | 153 | if (!client || !opt) |
fa2ea806 | 154 | return; |
81179eec | 155 | |
fa2ea806 | 156 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
157 | |
158 | /* | |
159 | * Duplicate arguments to shared client group | |
160 | */ | |
161 | flist_for_each(entry, &arg_list) { | |
162 | client = flist_entry(entry, struct fio_client, arg_list); | |
163 | ||
164 | __fio_client_add_cmd_option(client, opt); | |
165 | } | |
81179eec JA |
166 | } |
167 | ||
bebe6398 | 168 | int fio_client_add(const char *hostname, void **cookie) |
132159a5 | 169 | { |
3f3a4542 | 170 | struct fio_client *existing = *cookie; |
b66570dc | 171 | struct fio_client *client; |
132159a5 | 172 | |
3f3a4542 JA |
173 | if (existing) { |
174 | /* | |
175 | * We always add our "exec" name as the option, hence 1 | |
176 | * means empty. | |
177 | */ | |
178 | if (existing->argc == 1) | |
179 | flist_add_tail(&existing->arg_list, &arg_list); | |
180 | else { | |
181 | while (!flist_empty(&arg_list)) | |
182 | flist_del_init(arg_list.next); | |
183 | } | |
184 | } | |
185 | ||
b66570dc | 186 | client = malloc(sizeof(*client)); |
a37f69b7 | 187 | memset(client, 0, sizeof(*client)); |
81179eec | 188 | |
3c5f57e3 | 189 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 190 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 191 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 192 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 193 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 194 | |
bebe6398 JA |
195 | if (fio_server_parse_string(hostname, &client->hostname, |
196 | &client->is_sock, &client->port, | |
197 | &client->addr.sin_addr)) | |
198 | return -1; | |
87aa8f19 | 199 | |
bebe6398 | 200 | client->fd = -1; |
3c5f57e3 | 201 | |
81179eec JA |
202 | __fio_client_add_cmd_option(client, "fio"); |
203 | ||
a37f69b7 JA |
204 | flist_add(&client->list, &client_list); |
205 | nr_clients++; | |
bebe6398 JA |
206 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
207 | *cookie = client; | |
208 | return 0; | |
a37f69b7 JA |
209 | } |
210 | ||
87aa8f19 | 211 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 JA |
212 | { |
213 | int fd; | |
132159a5 | 214 | |
b66570dc | 215 | client->addr.sin_family = AF_INET; |
bebe6398 | 216 | client->addr.sin_port = htons(client->port); |
132159a5 JA |
217 | |
218 | fd = socket(AF_INET, SOCK_STREAM, 0); | |
219 | if (fd < 0) { | |
220 | log_err("fio: socket: %s\n", strerror(errno)); | |
87aa8f19 | 221 | return -1; |
132159a5 JA |
222 | } |
223 | ||
b66570dc | 224 | if (connect(fd, (struct sockaddr *) &client->addr, sizeof(client->addr)) < 0) { |
132159a5 | 225 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
226 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
227 | client->port); | |
b94cba47 | 228 | close(fd); |
87aa8f19 JA |
229 | return -1; |
230 | } | |
231 | ||
232 | return fd; | |
233 | } | |
234 | ||
235 | static int fio_client_connect_sock(struct fio_client *client) | |
236 | { | |
237 | struct sockaddr_un *addr = &client->addr_un; | |
238 | fio_socklen_t len; | |
239 | int fd; | |
240 | ||
241 | memset(addr, 0, sizeof(*addr)); | |
242 | addr->sun_family = AF_UNIX; | |
243 | strcpy(addr->sun_path, client->hostname); | |
244 | ||
245 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
246 | if (fd < 0) { | |
247 | log_err("fio: socket: %s\n", strerror(errno)); | |
248 | return -1; | |
249 | } | |
250 | ||
251 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
252 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
253 | log_err("fio: connect; %s\n", strerror(errno)); | |
b94cba47 | 254 | close(fd); |
87aa8f19 | 255 | return -1; |
132159a5 JA |
256 | } |
257 | ||
87aa8f19 JA |
258 | return fd; |
259 | } | |
260 | ||
261 | static int fio_client_connect(struct fio_client *client) | |
262 | { | |
263 | int fd; | |
264 | ||
265 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
266 | ||
87aa8f19 JA |
267 | if (client->is_sock) |
268 | fd = fio_client_connect_sock(client); | |
269 | else | |
270 | fd = fio_client_connect_ip(client); | |
271 | ||
89c1707c JA |
272 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
273 | ||
87aa8f19 JA |
274 | if (fd < 0) |
275 | return 1; | |
276 | ||
b66570dc | 277 | client->fd = fd; |
bebe6398 | 278 | fio_client_add_hash(client); |
81179eec | 279 | client->state = Client_connected; |
132159a5 JA |
280 | return 0; |
281 | } | |
282 | ||
cc0df00a JA |
283 | void fio_clients_terminate(void) |
284 | { | |
285 | struct flist_head *entry; | |
286 | struct fio_client *client; | |
287 | ||
60efd14e JA |
288 | dprint(FD_NET, "client: terminate clients\n"); |
289 | ||
cc0df00a JA |
290 | flist_for_each(entry, &client_list) { |
291 | client = flist_entry(entry, struct fio_client, list); | |
292 | ||
89c1707c | 293 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0, NULL); |
cc0df00a JA |
294 | } |
295 | } | |
296 | ||
297 | static void sig_int(int sig) | |
298 | { | |
bebe6398 | 299 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
300 | fio_clients_terminate(); |
301 | } | |
302 | ||
303 | static void client_signal_handler(void) | |
304 | { | |
305 | struct sigaction act; | |
306 | ||
307 | memset(&act, 0, sizeof(act)); | |
308 | act.sa_handler = sig_int; | |
309 | act.sa_flags = SA_RESTART; | |
310 | sigaction(SIGINT, &act, NULL); | |
311 | ||
312 | memset(&act, 0, sizeof(act)); | |
313 | act.sa_handler = sig_int; | |
314 | act.sa_flags = SA_RESTART; | |
315 | sigaction(SIGTERM, &act, NULL); | |
316 | } | |
317 | ||
0b8f30a5 JA |
318 | static void probe_client(struct fio_client *client) |
319 | { | |
60efd14e JA |
320 | dprint(FD_NET, "client: send probe\n"); |
321 | ||
89c1707c | 322 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_PROBE, 0, &client->cmd_list); |
0b8f30a5 JA |
323 | } |
324 | ||
81179eec JA |
325 | static int send_client_cmd_line(struct fio_client *client) |
326 | { | |
fa2ea806 JA |
327 | struct cmd_single_line_pdu *cslp; |
328 | struct cmd_line_pdu *clp; | |
329 | unsigned long offset; | |
7f868316 | 330 | unsigned int *lens; |
fa2ea806 JA |
331 | void *pdu; |
332 | size_t mem; | |
81179eec JA |
333 | int i, ret; |
334 | ||
39e8e016 | 335 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 336 | |
7f868316 JA |
337 | lens = malloc(client->argc * sizeof(unsigned int)); |
338 | ||
fa2ea806 JA |
339 | /* |
340 | * Find out how much mem we need | |
341 | */ | |
7f868316 JA |
342 | for (i = 0, mem = 0; i < client->argc; i++) { |
343 | lens[i] = strlen(client->argv[i]) + 1; | |
344 | mem += lens[i]; | |
345 | } | |
fa2ea806 JA |
346 | |
347 | /* | |
348 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
349 | */ | |
350 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
351 | ||
352 | pdu = malloc(mem); | |
353 | clp = pdu; | |
354 | offset = sizeof(*clp); | |
355 | ||
356 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 357 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
358 | |
359 | cslp = pdu + offset; | |
360 | strcpy((char *) cslp->text, client->argv[i]); | |
361 | cslp->len = cpu_to_le16(arg_len); | |
362 | offset += sizeof(*cslp) + arg_len; | |
363 | } | |
81179eec | 364 | |
7f868316 | 365 | free(lens); |
fa2ea806 | 366 | clp->lines = cpu_to_le16(client->argc); |
af9c9fb3 | 367 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, 0); |
81179eec JA |
368 | free(pdu); |
369 | return ret; | |
370 | } | |
371 | ||
a37f69b7 JA |
372 | int fio_clients_connect(void) |
373 | { | |
374 | struct fio_client *client; | |
375 | struct flist_head *entry, *tmp; | |
376 | int ret; | |
377 | ||
60efd14e JA |
378 | dprint(FD_NET, "client: connect all\n"); |
379 | ||
cc0df00a JA |
380 | client_signal_handler(); |
381 | ||
a37f69b7 JA |
382 | flist_for_each_safe(entry, tmp, &client_list) { |
383 | client = flist_entry(entry, struct fio_client, list); | |
384 | ||
385 | ret = fio_client_connect(client); | |
0b8f30a5 | 386 | if (ret) { |
a37f69b7 | 387 | remove_client(client); |
0b8f30a5 JA |
388 | continue; |
389 | } | |
390 | ||
391 | probe_client(client); | |
81179eec JA |
392 | |
393 | if (client->argc > 1) | |
394 | send_client_cmd_line(client); | |
a37f69b7 JA |
395 | } |
396 | ||
397 | return !nr_clients; | |
398 | } | |
399 | ||
132159a5 JA |
400 | /* |
401 | * Send file contents to server backend. We could use sendfile(), but to remain | |
402 | * more portable lets just read/write the darn thing. | |
403 | */ | |
a37f69b7 | 404 | static int fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 JA |
405 | { |
406 | struct stat sb; | |
407 | char *p, *buf; | |
408 | off_t len; | |
409 | int fd, ret; | |
410 | ||
46c48f1f JA |
411 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
412 | ||
132159a5 JA |
413 | fd = open(filename, O_RDONLY); |
414 | if (fd < 0) { | |
e951bdc4 | 415 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
132159a5 JA |
416 | return 1; |
417 | } | |
418 | ||
419 | if (fstat(fd, &sb) < 0) { | |
420 | log_err("fio: job file stat: %s\n", strerror(errno)); | |
b94cba47 | 421 | close(fd); |
132159a5 JA |
422 | return 1; |
423 | } | |
424 | ||
425 | buf = malloc(sb.st_size); | |
426 | ||
427 | len = sb.st_size; | |
428 | p = buf; | |
429 | do { | |
430 | ret = read(fd, p, len); | |
431 | if (ret > 0) { | |
432 | len -= ret; | |
433 | if (!len) | |
434 | break; | |
435 | p += ret; | |
436 | continue; | |
437 | } else if (!ret) | |
438 | break; | |
439 | else if (errno == EAGAIN || errno == EINTR) | |
440 | continue; | |
441 | } while (1); | |
442 | ||
0b8f30a5 JA |
443 | if (len) { |
444 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 445 | close(fd); |
c524ef72 | 446 | free(buf); |
0b8f30a5 JA |
447 | return 1; |
448 | } | |
449 | ||
af9c9fb3 | 450 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size, 0); |
132159a5 | 451 | free(buf); |
b94cba47 | 452 | close(fd); |
132159a5 JA |
453 | return ret; |
454 | } | |
37db14fe | 455 | |
a37f69b7 JA |
456 | int fio_clients_send_ini(const char *filename) |
457 | { | |
458 | struct fio_client *client; | |
459 | struct flist_head *entry, *tmp; | |
460 | ||
461 | flist_for_each_safe(entry, tmp, &client_list) { | |
462 | client = flist_entry(entry, struct fio_client, list); | |
463 | ||
464 | if (fio_client_send_ini(client, filename)) | |
465 | remove_client(client); | |
466 | } | |
467 | ||
468 | return !nr_clients; | |
469 | } | |
470 | ||
a64e88da JA |
471 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
472 | { | |
473 | dst->max_val = le64_to_cpu(src->max_val); | |
474 | dst->min_val = le64_to_cpu(src->min_val); | |
475 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
476 | |
477 | /* | |
478 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
479 | */ | |
480 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
481 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
482 | } |
483 | ||
484 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
485 | { | |
486 | int i, j; | |
487 | ||
488 | dst->error = le32_to_cpu(src->error); | |
489 | dst->groupid = le32_to_cpu(src->groupid); | |
490 | dst->pid = le32_to_cpu(src->pid); | |
491 | dst->members = le32_to_cpu(src->members); | |
492 | ||
493 | for (i = 0; i < 2; i++) { | |
494 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); | |
495 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
496 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
497 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
498 | } | |
499 | ||
500 | dst->usr_time = le64_to_cpu(src->usr_time); | |
501 | dst->sys_time = le64_to_cpu(src->sys_time); | |
502 | dst->ctx = le64_to_cpu(src->ctx); | |
503 | dst->minf = le64_to_cpu(src->minf); | |
504 | dst->majf = le64_to_cpu(src->majf); | |
505 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
506 | |
507 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
508 | fio_fp64_t *fps = &src->percentile_list[i]; | |
509 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
510 | ||
511 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
512 | } | |
a64e88da JA |
513 | |
514 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
515 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
516 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
517 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
518 | } | |
519 | ||
520 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
521 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
522 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
523 | } | |
524 | ||
525 | for (i = 0; i < 2; i++) | |
526 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
527 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
528 | ||
529 | for (i = 0; i < 3; i++) { | |
530 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); | |
93eee04a | 531 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
532 | } |
533 | ||
534 | dst->total_submit = le64_to_cpu(src->total_submit); | |
535 | dst->total_complete = le64_to_cpu(src->total_complete); | |
536 | ||
537 | for (i = 0; i < 2; i++) { | |
538 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); | |
539 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
540 | } | |
541 | ||
542 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
543 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
544 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
545 | dst->first_error = le32_to_cpu(src->first_error); |
546 | dst->kb_base = le32_to_cpu(src->kb_base); | |
a64e88da JA |
547 | } |
548 | ||
549 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
550 | { | |
551 | int i; | |
552 | ||
553 | for (i = 0; i < 2; i++) { | |
554 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); | |
555 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
556 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
557 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
558 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
559 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
560 | } | |
561 | ||
562 | dst->kb_base = le32_to_cpu(src->kb_base); | |
563 | dst->groupid = le32_to_cpu(src->groupid); | |
564 | } | |
565 | ||
566 | static void handle_ts(struct fio_net_cmd *cmd) | |
567 | { | |
568 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
569 | ||
570 | convert_ts(&p->ts, &p->ts); | |
571 | convert_gs(&p->rs, &p->rs); | |
572 | ||
573 | show_thread_status(&p->ts, &p->rs); | |
574 | } | |
575 | ||
576 | static void handle_gs(struct fio_net_cmd *cmd) | |
577 | { | |
578 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
579 | ||
580 | convert_gs(gs, gs); | |
581 | show_group_stats(gs); | |
582 | } | |
583 | ||
48fbb46e | 584 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 585 | { |
cf451d1e JA |
586 | int i; |
587 | ||
588 | je->nr_running = le32_to_cpu(je->nr_running); | |
589 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
590 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
591 | je->files_open = le32_to_cpu(je->files_open); | |
592 | je->m_rate = le32_to_cpu(je->m_rate); | |
593 | je->t_rate = le32_to_cpu(je->t_rate); | |
594 | je->m_iops = le32_to_cpu(je->m_iops); | |
595 | je->t_iops = le32_to_cpu(je->t_iops); | |
596 | ||
597 | for (i = 0; i < 2; i++) { | |
598 | je->rate[i] = le32_to_cpu(je->rate[i]); | |
599 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
600 | } | |
601 | ||
b51eedb7 | 602 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 603 | je->eta_sec = le64_to_cpu(je->eta_sec); |
48fbb46e JA |
604 | } |
605 | ||
af9c9fb3 | 606 | static void sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 607 | { |
48fbb46e JA |
608 | int i; |
609 | ||
610 | dst->nr_running += je->nr_running; | |
611 | dst->nr_ramp += je->nr_ramp; | |
612 | dst->nr_pending += je->nr_pending; | |
613 | dst->files_open += je->files_open; | |
614 | dst->m_rate += je->m_rate; | |
615 | dst->t_rate += je->t_rate; | |
616 | dst->m_iops += je->m_iops; | |
617 | dst->t_iops += je->t_iops; | |
618 | ||
619 | for (i = 0; i < 2; i++) { | |
620 | dst->rate[i] += je->rate[i]; | |
621 | dst->iops[i] += je->iops[i]; | |
622 | } | |
623 | ||
624 | dst->elapsed_sec += je->elapsed_sec; | |
625 | ||
626 | if (je->eta_sec > dst->eta_sec) | |
627 | dst->eta_sec = je->eta_sec; | |
628 | } | |
629 | ||
82c1ed38 JA |
630 | static void dec_jobs_eta(struct client_eta *eta) |
631 | { | |
632 | if (!--eta->pending) { | |
633 | display_thread_status(&eta->eta); | |
634 | free(eta); | |
635 | } | |
636 | } | |
637 | ||
89c1707c JA |
638 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
639 | { | |
640 | struct fio_net_int_cmd *icmd = NULL; | |
641 | struct flist_head *entry; | |
642 | ||
643 | flist_for_each(entry, &client->cmd_list) { | |
644 | icmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
645 | ||
646 | if (cmd->tag == (uint64_t) icmd) | |
647 | break; | |
648 | ||
649 | icmd = NULL; | |
650 | } | |
651 | ||
652 | if (!icmd) { | |
653 | log_err("fio: client: unable to find matching tag\n"); | |
654 | return; | |
655 | } | |
656 | ||
657 | flist_del(&icmd->list); | |
658 | cmd->tag = icmd->saved_tag; | |
659 | free(icmd); | |
660 | } | |
661 | ||
82c1ed38 | 662 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
663 | { |
664 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
af9c9fb3 JA |
665 | struct client_eta *eta = (struct client_eta *) cmd->tag; |
666 | ||
667 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 668 | |
f77d2676 JA |
669 | assert(client->eta_in_flight == eta); |
670 | ||
671 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
672 | flist_del_init(&client->eta_list); |
673 | ||
48fbb46e | 674 | convert_jobs_eta(je); |
af9c9fb3 | 675 | sum_jobs_eta(&eta->eta, je); |
82c1ed38 | 676 | dec_jobs_eta(eta); |
cf451d1e JA |
677 | } |
678 | ||
b5296ddb | 679 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 JA |
680 | { |
681 | struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload; | |
cca84643 | 682 | const char *os, *arch; |
2e03b4b2 | 683 | |
cca84643 JA |
684 | os = fio_get_os_string(probe->os); |
685 | if (!os) | |
686 | os = "unknown"; | |
687 | ||
688 | arch = fio_get_arch_string(probe->arch); | |
689 | if (!arch) | |
690 | os = "unknown"; | |
691 | ||
c71233ee | 692 | log_info("hostname=%s, be=%u, os=%s, arch=%s, fio=%u.%u.%u\n", |
cca84643 | 693 | probe->hostname, probe->bigendian, os, arch, probe->fio_major, |
6eb24791 | 694 | probe->fio_minor, probe->fio_patch); |
b5296ddb JA |
695 | |
696 | if (!client->name) | |
697 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
698 | } |
699 | ||
e951bdc4 | 700 | static int handle_client(struct fio_client *client) |
37db14fe JA |
701 | { |
702 | struct fio_net_cmd *cmd; | |
703 | ||
60efd14e JA |
704 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
705 | ||
e951bdc4 JA |
706 | cmd = fio_net_recv_cmd(client->fd); |
707 | if (!cmd) | |
708 | return 0; | |
c2c94585 | 709 | |
89c1707c JA |
710 | dprint(FD_NET, "client: got cmd op %s from %s\n", |
711 | fio_server_op(cmd->opcode), client->hostname); | |
46c48f1f | 712 | |
e951bdc4 JA |
713 | switch (cmd->opcode) { |
714 | case FIO_NET_CMD_QUIT: | |
715 | remove_client(client); | |
716 | free(cmd); | |
717 | break; | |
718 | case FIO_NET_CMD_TEXT: { | |
719 | const char *buf = (const char *) cmd->payload; | |
b5296ddb | 720 | const char *name; |
e951bdc4 JA |
721 | int fio_unused ret; |
722 | ||
b5296ddb JA |
723 | name = client->name ? client->name : client->hostname; |
724 | ||
e951bdc4 | 725 | if (!client->skip_newline) |
b5296ddb | 726 | fprintf(f_out, "<%s> ", name); |
e951bdc4 JA |
727 | ret = fwrite(buf, cmd->pdu_len, 1, f_out); |
728 | fflush(f_out); | |
729 | client->skip_newline = strchr(buf, '\n') == NULL; | |
730 | free(cmd); | |
731 | break; | |
37db14fe | 732 | } |
e951bdc4 JA |
733 | case FIO_NET_CMD_TS: |
734 | handle_ts(cmd); | |
735 | free(cmd); | |
736 | break; | |
737 | case FIO_NET_CMD_GS: | |
738 | handle_gs(cmd); | |
739 | free(cmd); | |
740 | break; | |
741 | case FIO_NET_CMD_ETA: | |
89c1707c | 742 | remove_reply_cmd(client, cmd); |
82c1ed38 | 743 | handle_eta(client, cmd); |
e951bdc4 JA |
744 | free(cmd); |
745 | break; | |
746 | case FIO_NET_CMD_PROBE: | |
89c1707c | 747 | remove_reply_cmd(client, cmd); |
b5296ddb | 748 | handle_probe(client, cmd); |
e951bdc4 JA |
749 | free(cmd); |
750 | break; | |
751 | case FIO_NET_CMD_START: | |
752 | client->state = Client_started; | |
753 | free(cmd); | |
754 | break; | |
755 | case FIO_NET_CMD_STOP: | |
756 | client->state = Client_stopped; | |
757 | free(cmd); | |
758 | break; | |
759 | default: | |
89c1707c | 760 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 JA |
761 | free(cmd); |
762 | break; | |
37db14fe JA |
763 | } |
764 | ||
e951bdc4 | 765 | return 1; |
37db14fe | 766 | } |
b66570dc | 767 | |
af9c9fb3 JA |
768 | static void request_client_etas(void) |
769 | { | |
770 | struct fio_client *client; | |
771 | struct flist_head *entry; | |
772 | struct client_eta *eta; | |
82c1ed38 | 773 | int skipped = 0; |
af9c9fb3 JA |
774 | |
775 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
776 | ||
af9c9fb3 JA |
777 | eta = malloc(sizeof(*eta)); |
778 | memset(&eta->eta, 0, sizeof(eta->eta)); | |
779 | eta->pending = nr_clients; | |
780 | ||
781 | flist_for_each(entry, &client_list) { | |
782 | client = flist_entry(entry, struct fio_client, list); | |
783 | ||
82c1ed38 JA |
784 | if (!flist_empty(&client->eta_list)) { |
785 | skipped++; | |
786 | continue; | |
787 | } | |
788 | ||
f77d2676 | 789 | assert(!client->eta_in_flight); |
82c1ed38 | 790 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 791 | client->eta_in_flight = eta; |
af9c9fb3 | 792 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
89c1707c | 793 | (uint64_t) eta, &client->cmd_list); |
af9c9fb3 JA |
794 | } |
795 | ||
82c1ed38 JA |
796 | while (skipped--) |
797 | dec_jobs_eta(eta); | |
798 | ||
af9c9fb3 JA |
799 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
800 | } | |
801 | ||
89c1707c JA |
802 | static int client_check_cmd_timeout(struct fio_client *client, |
803 | struct timeval *now) | |
804 | { | |
805 | struct fio_net_int_cmd *cmd; | |
806 | struct flist_head *entry, *tmp; | |
807 | int ret = 0; | |
808 | ||
809 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
810 | cmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
811 | ||
812 | if (mtime_since(&cmd->tv, now) < FIO_NET_CLIENT_TIMEOUT) | |
813 | continue; | |
814 | ||
815 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
816 | fio_server_op(cmd->cmd.opcode)); | |
817 | flist_del(&cmd->list); | |
818 | free(cmd); | |
819 | ret = 1; | |
820 | } | |
821 | ||
822 | return flist_empty(&client->cmd_list) && ret; | |
823 | } | |
824 | ||
825 | static int fio_client_timed_out(void) | |
826 | { | |
827 | struct fio_client *client; | |
828 | struct flist_head *entry, *tmp; | |
829 | struct timeval tv; | |
830 | int ret = 0; | |
831 | ||
832 | gettimeofday(&tv, NULL); | |
833 | ||
834 | flist_for_each_safe(entry, tmp, &client_list) { | |
835 | client = flist_entry(entry, struct fio_client, list); | |
836 | ||
837 | if (flist_empty(&client->cmd_list)) | |
838 | continue; | |
839 | ||
840 | if (!client_check_cmd_timeout(client, &tv)) | |
841 | continue; | |
842 | ||
843 | log_err("fio: client %s timed out\n", client->hostname); | |
844 | remove_client(client); | |
845 | ret = 1; | |
846 | } | |
847 | ||
848 | return ret; | |
849 | } | |
850 | ||
b66570dc JA |
851 | int fio_handle_clients(void) |
852 | { | |
853 | struct fio_client *client; | |
854 | struct flist_head *entry; | |
855 | struct pollfd *pfds; | |
82a4be1b | 856 | int i, ret = 0; |
b66570dc | 857 | |
af9c9fb3 JA |
858 | gettimeofday(&eta_tv, NULL); |
859 | ||
b66570dc JA |
860 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
861 | ||
82a4be1b JA |
862 | while (!exit_backend && nr_clients) { |
863 | i = 0; | |
864 | flist_for_each(entry, &client_list) { | |
865 | client = flist_entry(entry, struct fio_client, list); | |
b66570dc | 866 | |
82a4be1b JA |
867 | pfds[i].fd = client->fd; |
868 | pfds[i].events = POLLIN; | |
869 | i++; | |
870 | } | |
871 | ||
872 | assert(i == nr_clients); | |
b66570dc | 873 | |
5c2857f9 | 874 | do { |
af9c9fb3 JA |
875 | struct timeval tv; |
876 | ||
877 | gettimeofday(&tv, NULL); | |
878 | if (mtime_since(&eta_tv, &tv) >= 900) { | |
879 | request_client_etas(); | |
880 | memcpy(&eta_tv, &tv, sizeof(tv)); | |
89c1707c JA |
881 | |
882 | if (fio_client_timed_out()) | |
883 | break; | |
af9c9fb3 JA |
884 | } |
885 | ||
5c2857f9 JA |
886 | ret = poll(pfds, nr_clients, 100); |
887 | if (ret < 0) { | |
888 | if (errno == EINTR) | |
889 | continue; | |
890 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
891 | break; | |
892 | } else if (!ret) | |
b66570dc | 893 | continue; |
5c2857f9 | 894 | } while (ret <= 0); |
b66570dc JA |
895 | |
896 | for (i = 0; i < nr_clients; i++) { | |
897 | if (!(pfds[i].revents & POLLIN)) | |
898 | continue; | |
899 | ||
900 | client = find_client_by_fd(pfds[i].fd); | |
901 | if (!client) { | |
3c5f57e3 | 902 | log_err("fio: unknown client fd %d\n", pfds[i].fd); |
b66570dc JA |
903 | continue; |
904 | } | |
e951bdc4 | 905 | if (!handle_client(client)) { |
28d3ab07 JA |
906 | log_info("client: host=%s disconnected\n", |
907 | client->hostname); | |
908 | remove_client(client); | |
909 | } | |
b66570dc JA |
910 | } |
911 | } | |
912 | ||
913 | free(pfds); | |
b66570dc JA |
914 | return 0; |
915 | } |