Commit | Line | Data |
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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 | ||
37f0c1ae JA |
69 | static struct thread_stat client_ts; |
70 | static struct group_run_stats client_gs; | |
71 | static int sum_stat_clients; | |
72 | static int sum_stat_nr; | |
73 | ||
3c5f57e3 JA |
74 | #define FIO_CLIENT_HASH_BITS 7 |
75 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
76 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 77 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 78 | |
e951bdc4 | 79 | static int handle_client(struct fio_client *client); |
82c1ed38 | 80 | static void dec_jobs_eta(struct client_eta *eta); |
0b8f30a5 | 81 | |
bebe6398 | 82 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
83 | { |
84 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
85 | ||
86 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 87 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
88 | } |
89 | ||
bebe6398 | 90 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 91 | { |
bebe6398 JA |
92 | if (!flist_empty(&client->hash_list)) |
93 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
94 | } |
95 | ||
96 | static void fio_init fio_client_hash_init(void) | |
97 | { | |
98 | int i; | |
99 | ||
bebe6398 JA |
100 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
101 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
102 | } |
103 | ||
b66570dc JA |
104 | static struct fio_client *find_client_by_fd(int fd) |
105 | { | |
3c5f57e3 | 106 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
107 | struct fio_client *client; |
108 | struct flist_head *entry; | |
109 | ||
bebe6398 JA |
110 | flist_for_each(entry, &client_hash[bucket]) { |
111 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc JA |
112 | |
113 | if (client->fd == fd) | |
114 | return client; | |
115 | } | |
116 | ||
117 | return NULL; | |
118 | } | |
119 | ||
b66570dc JA |
120 | static void remove_client(struct fio_client *client) |
121 | { | |
39e8e016 | 122 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
b66570dc | 123 | flist_del(&client->list); |
3c5f57e3 | 124 | |
bebe6398 | 125 | fio_client_remove_hash(client); |
81179eec | 126 | |
82c1ed38 JA |
127 | if (!flist_empty(&client->eta_list)) { |
128 | flist_del_init(&client->eta_list); | |
129 | dec_jobs_eta(client->eta_in_flight); | |
130 | } | |
af9c9fb3 | 131 | |
b66570dc | 132 | free(client->hostname); |
81179eec JA |
133 | if (client->argv) |
134 | free(client->argv); | |
b5296ddb JA |
135 | if (client->name) |
136 | free(client->name); | |
81179eec | 137 | |
b66570dc | 138 | free(client); |
3c5f57e3 | 139 | nr_clients--; |
5fd0acbd | 140 | sum_stat_clients--; |
b66570dc | 141 | } |
132159a5 | 142 | |
fa2ea806 JA |
143 | static void __fio_client_add_cmd_option(struct fio_client *client, |
144 | const char *opt) | |
81179eec | 145 | { |
39e8e016 JA |
146 | int index; |
147 | ||
148 | index = client->argc++; | |
81179eec | 149 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
150 | client->argv[index] = strdup(opt); |
151 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
152 | } |
153 | ||
fa2ea806 | 154 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 155 | { |
bebe6398 | 156 | struct fio_client *client = cookie; |
3f3a4542 | 157 | struct flist_head *entry; |
81179eec | 158 | |
bebe6398 | 159 | if (!client || !opt) |
fa2ea806 | 160 | return; |
81179eec | 161 | |
fa2ea806 | 162 | __fio_client_add_cmd_option(client, opt); |
3f3a4542 JA |
163 | |
164 | /* | |
165 | * Duplicate arguments to shared client group | |
166 | */ | |
167 | flist_for_each(entry, &arg_list) { | |
168 | client = flist_entry(entry, struct fio_client, arg_list); | |
169 | ||
170 | __fio_client_add_cmd_option(client, opt); | |
171 | } | |
81179eec JA |
172 | } |
173 | ||
bebe6398 | 174 | int fio_client_add(const char *hostname, void **cookie) |
132159a5 | 175 | { |
3f3a4542 | 176 | struct fio_client *existing = *cookie; |
b66570dc | 177 | struct fio_client *client; |
132159a5 | 178 | |
3f3a4542 JA |
179 | if (existing) { |
180 | /* | |
181 | * We always add our "exec" name as the option, hence 1 | |
182 | * means empty. | |
183 | */ | |
184 | if (existing->argc == 1) | |
185 | flist_add_tail(&existing->arg_list, &arg_list); | |
186 | else { | |
187 | while (!flist_empty(&arg_list)) | |
188 | flist_del_init(arg_list.next); | |
189 | } | |
190 | } | |
191 | ||
b66570dc | 192 | client = malloc(sizeof(*client)); |
a37f69b7 | 193 | memset(client, 0, sizeof(*client)); |
81179eec | 194 | |
3c5f57e3 | 195 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 196 | INIT_FLIST_HEAD(&client->hash_list); |
3f3a4542 | 197 | INIT_FLIST_HEAD(&client->arg_list); |
82c1ed38 | 198 | INIT_FLIST_HEAD(&client->eta_list); |
89c1707c | 199 | INIT_FLIST_HEAD(&client->cmd_list); |
3c5f57e3 | 200 | |
bebe6398 JA |
201 | if (fio_server_parse_string(hostname, &client->hostname, |
202 | &client->is_sock, &client->port, | |
203 | &client->addr.sin_addr)) | |
204 | return -1; | |
87aa8f19 | 205 | |
bebe6398 | 206 | client->fd = -1; |
3c5f57e3 | 207 | |
81179eec JA |
208 | __fio_client_add_cmd_option(client, "fio"); |
209 | ||
a37f69b7 JA |
210 | flist_add(&client->list, &client_list); |
211 | nr_clients++; | |
bebe6398 JA |
212 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
213 | *cookie = client; | |
214 | return 0; | |
a37f69b7 JA |
215 | } |
216 | ||
87aa8f19 | 217 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 JA |
218 | { |
219 | int fd; | |
132159a5 | 220 | |
b66570dc | 221 | client->addr.sin_family = AF_INET; |
bebe6398 | 222 | client->addr.sin_port = htons(client->port); |
132159a5 JA |
223 | |
224 | fd = socket(AF_INET, SOCK_STREAM, 0); | |
225 | if (fd < 0) { | |
226 | log_err("fio: socket: %s\n", strerror(errno)); | |
87aa8f19 | 227 | return -1; |
132159a5 JA |
228 | } |
229 | ||
b66570dc | 230 | if (connect(fd, (struct sockaddr *) &client->addr, sizeof(client->addr)) < 0) { |
132159a5 | 231 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
232 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
233 | client->port); | |
b94cba47 | 234 | close(fd); |
87aa8f19 JA |
235 | return -1; |
236 | } | |
237 | ||
238 | return fd; | |
239 | } | |
240 | ||
241 | static int fio_client_connect_sock(struct fio_client *client) | |
242 | { | |
243 | struct sockaddr_un *addr = &client->addr_un; | |
244 | fio_socklen_t len; | |
245 | int fd; | |
246 | ||
247 | memset(addr, 0, sizeof(*addr)); | |
248 | addr->sun_family = AF_UNIX; | |
249 | strcpy(addr->sun_path, client->hostname); | |
250 | ||
251 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
252 | if (fd < 0) { | |
253 | log_err("fio: socket: %s\n", strerror(errno)); | |
254 | return -1; | |
255 | } | |
256 | ||
257 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
258 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
259 | log_err("fio: connect; %s\n", strerror(errno)); | |
b94cba47 | 260 | close(fd); |
87aa8f19 | 261 | return -1; |
132159a5 JA |
262 | } |
263 | ||
87aa8f19 JA |
264 | return fd; |
265 | } | |
266 | ||
267 | static int fio_client_connect(struct fio_client *client) | |
268 | { | |
269 | int fd; | |
270 | ||
271 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
272 | ||
87aa8f19 JA |
273 | if (client->is_sock) |
274 | fd = fio_client_connect_sock(client); | |
275 | else | |
276 | fd = fio_client_connect_ip(client); | |
277 | ||
89c1707c JA |
278 | dprint(FD_NET, "client: %s connected %d\n", client->hostname, fd); |
279 | ||
87aa8f19 JA |
280 | if (fd < 0) |
281 | return 1; | |
282 | ||
b66570dc | 283 | client->fd = fd; |
bebe6398 | 284 | fio_client_add_hash(client); |
81179eec | 285 | client->state = Client_connected; |
132159a5 JA |
286 | return 0; |
287 | } | |
288 | ||
cc0df00a JA |
289 | void fio_clients_terminate(void) |
290 | { | |
291 | struct flist_head *entry; | |
292 | struct fio_client *client; | |
293 | ||
60efd14e JA |
294 | dprint(FD_NET, "client: terminate clients\n"); |
295 | ||
cc0df00a JA |
296 | flist_for_each(entry, &client_list) { |
297 | client = flist_entry(entry, struct fio_client, list); | |
298 | ||
89c1707c | 299 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0, NULL); |
cc0df00a JA |
300 | } |
301 | } | |
302 | ||
303 | static void sig_int(int sig) | |
304 | { | |
bebe6398 | 305 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
306 | fio_clients_terminate(); |
307 | } | |
308 | ||
309 | static void client_signal_handler(void) | |
310 | { | |
311 | struct sigaction act; | |
312 | ||
313 | memset(&act, 0, sizeof(act)); | |
314 | act.sa_handler = sig_int; | |
315 | act.sa_flags = SA_RESTART; | |
316 | sigaction(SIGINT, &act, NULL); | |
317 | ||
318 | memset(&act, 0, sizeof(act)); | |
319 | act.sa_handler = sig_int; | |
320 | act.sa_flags = SA_RESTART; | |
321 | sigaction(SIGTERM, &act, NULL); | |
322 | } | |
323 | ||
0b8f30a5 JA |
324 | static void probe_client(struct fio_client *client) |
325 | { | |
60efd14e JA |
326 | dprint(FD_NET, "client: send probe\n"); |
327 | ||
89c1707c | 328 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_PROBE, 0, &client->cmd_list); |
0b8f30a5 JA |
329 | } |
330 | ||
81179eec JA |
331 | static int send_client_cmd_line(struct fio_client *client) |
332 | { | |
fa2ea806 JA |
333 | struct cmd_single_line_pdu *cslp; |
334 | struct cmd_line_pdu *clp; | |
335 | unsigned long offset; | |
7f868316 | 336 | unsigned int *lens; |
fa2ea806 JA |
337 | void *pdu; |
338 | size_t mem; | |
81179eec JA |
339 | int i, ret; |
340 | ||
39e8e016 | 341 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 342 | |
7f868316 JA |
343 | lens = malloc(client->argc * sizeof(unsigned int)); |
344 | ||
fa2ea806 JA |
345 | /* |
346 | * Find out how much mem we need | |
347 | */ | |
7f868316 JA |
348 | for (i = 0, mem = 0; i < client->argc; i++) { |
349 | lens[i] = strlen(client->argv[i]) + 1; | |
350 | mem += lens[i]; | |
351 | } | |
fa2ea806 JA |
352 | |
353 | /* | |
354 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
355 | */ | |
356 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
357 | ||
358 | pdu = malloc(mem); | |
359 | clp = pdu; | |
360 | offset = sizeof(*clp); | |
361 | ||
362 | for (i = 0; i < client->argc; i++) { | |
7f868316 | 363 | uint16_t arg_len = lens[i]; |
fa2ea806 JA |
364 | |
365 | cslp = pdu + offset; | |
366 | strcpy((char *) cslp->text, client->argv[i]); | |
367 | cslp->len = cpu_to_le16(arg_len); | |
368 | offset += sizeof(*cslp) + arg_len; | |
369 | } | |
81179eec | 370 | |
7f868316 | 371 | free(lens); |
fa2ea806 | 372 | clp->lines = cpu_to_le16(client->argc); |
af9c9fb3 | 373 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, 0); |
81179eec JA |
374 | free(pdu); |
375 | return ret; | |
376 | } | |
377 | ||
a37f69b7 JA |
378 | int fio_clients_connect(void) |
379 | { | |
380 | struct fio_client *client; | |
381 | struct flist_head *entry, *tmp; | |
382 | int ret; | |
383 | ||
60efd14e JA |
384 | dprint(FD_NET, "client: connect all\n"); |
385 | ||
cc0df00a JA |
386 | client_signal_handler(); |
387 | ||
a37f69b7 JA |
388 | flist_for_each_safe(entry, tmp, &client_list) { |
389 | client = flist_entry(entry, struct fio_client, list); | |
390 | ||
391 | ret = fio_client_connect(client); | |
0b8f30a5 | 392 | if (ret) { |
a37f69b7 | 393 | remove_client(client); |
0b8f30a5 JA |
394 | continue; |
395 | } | |
396 | ||
397 | probe_client(client); | |
81179eec JA |
398 | |
399 | if (client->argc > 1) | |
400 | send_client_cmd_line(client); | |
a37f69b7 JA |
401 | } |
402 | ||
403 | return !nr_clients; | |
404 | } | |
405 | ||
132159a5 JA |
406 | /* |
407 | * Send file contents to server backend. We could use sendfile(), but to remain | |
408 | * more portable lets just read/write the darn thing. | |
409 | */ | |
a37f69b7 | 410 | static int fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 JA |
411 | { |
412 | struct stat sb; | |
413 | char *p, *buf; | |
414 | off_t len; | |
415 | int fd, ret; | |
416 | ||
46c48f1f JA |
417 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
418 | ||
132159a5 JA |
419 | fd = open(filename, O_RDONLY); |
420 | if (fd < 0) { | |
e951bdc4 | 421 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
132159a5 JA |
422 | return 1; |
423 | } | |
424 | ||
425 | if (fstat(fd, &sb) < 0) { | |
426 | log_err("fio: job file stat: %s\n", strerror(errno)); | |
b94cba47 | 427 | close(fd); |
132159a5 JA |
428 | return 1; |
429 | } | |
430 | ||
431 | buf = malloc(sb.st_size); | |
432 | ||
433 | len = sb.st_size; | |
434 | p = buf; | |
435 | do { | |
436 | ret = read(fd, p, len); | |
437 | if (ret > 0) { | |
438 | len -= ret; | |
439 | if (!len) | |
440 | break; | |
441 | p += ret; | |
442 | continue; | |
443 | } else if (!ret) | |
444 | break; | |
445 | else if (errno == EAGAIN || errno == EINTR) | |
446 | continue; | |
447 | } while (1); | |
448 | ||
0b8f30a5 JA |
449 | if (len) { |
450 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 451 | close(fd); |
c524ef72 | 452 | free(buf); |
0b8f30a5 JA |
453 | return 1; |
454 | } | |
455 | ||
af9c9fb3 | 456 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size, 0); |
132159a5 | 457 | free(buf); |
b94cba47 | 458 | close(fd); |
132159a5 JA |
459 | return ret; |
460 | } | |
37db14fe | 461 | |
a37f69b7 JA |
462 | int fio_clients_send_ini(const char *filename) |
463 | { | |
464 | struct fio_client *client; | |
465 | struct flist_head *entry, *tmp; | |
466 | ||
467 | flist_for_each_safe(entry, tmp, &client_list) { | |
468 | client = flist_entry(entry, struct fio_client, list); | |
469 | ||
470 | if (fio_client_send_ini(client, filename)) | |
471 | remove_client(client); | |
472 | } | |
473 | ||
474 | return !nr_clients; | |
475 | } | |
476 | ||
a64e88da JA |
477 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
478 | { | |
479 | dst->max_val = le64_to_cpu(src->max_val); | |
480 | dst->min_val = le64_to_cpu(src->min_val); | |
481 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
482 | |
483 | /* | |
484 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
485 | */ | |
486 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
487 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
488 | } |
489 | ||
490 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
491 | { | |
492 | int i, j; | |
493 | ||
494 | dst->error = le32_to_cpu(src->error); | |
495 | dst->groupid = le32_to_cpu(src->groupid); | |
496 | dst->pid = le32_to_cpu(src->pid); | |
497 | dst->members = le32_to_cpu(src->members); | |
498 | ||
499 | for (i = 0; i < 2; i++) { | |
500 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); | |
501 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
502 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
503 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
504 | } | |
505 | ||
506 | dst->usr_time = le64_to_cpu(src->usr_time); | |
507 | dst->sys_time = le64_to_cpu(src->sys_time); | |
508 | dst->ctx = le64_to_cpu(src->ctx); | |
509 | dst->minf = le64_to_cpu(src->minf); | |
510 | dst->majf = le64_to_cpu(src->majf); | |
511 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
512 | |
513 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
514 | fio_fp64_t *fps = &src->percentile_list[i]; | |
515 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
516 | ||
517 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
518 | } | |
a64e88da JA |
519 | |
520 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
521 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
522 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
523 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
524 | } | |
525 | ||
526 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
527 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
528 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
529 | } | |
530 | ||
531 | for (i = 0; i < 2; i++) | |
532 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
533 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
534 | ||
535 | for (i = 0; i < 3; i++) { | |
536 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); | |
93eee04a | 537 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
538 | } |
539 | ||
540 | dst->total_submit = le64_to_cpu(src->total_submit); | |
541 | dst->total_complete = le64_to_cpu(src->total_complete); | |
542 | ||
543 | for (i = 0; i < 2; i++) { | |
544 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); | |
545 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
546 | } | |
547 | ||
548 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
549 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
550 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
551 | dst->first_error = le32_to_cpu(src->first_error); |
552 | dst->kb_base = le32_to_cpu(src->kb_base); | |
a64e88da JA |
553 | } |
554 | ||
555 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
556 | { | |
557 | int i; | |
558 | ||
559 | for (i = 0; i < 2; i++) { | |
560 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); | |
561 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
562 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
563 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
564 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
565 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
566 | } | |
567 | ||
568 | dst->kb_base = le32_to_cpu(src->kb_base); | |
569 | dst->groupid = le32_to_cpu(src->groupid); | |
570 | } | |
571 | ||
572 | static void handle_ts(struct fio_net_cmd *cmd) | |
573 | { | |
574 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
575 | ||
576 | convert_ts(&p->ts, &p->ts); | |
577 | convert_gs(&p->rs, &p->rs); | |
578 | ||
579 | show_thread_status(&p->ts, &p->rs); | |
37f0c1ae JA |
580 | |
581 | if (sum_stat_clients == 1) | |
582 | return; | |
583 | ||
584 | sum_thread_stats(&client_ts, &p->ts, sum_stat_nr); | |
585 | sum_group_stats(&client_gs, &p->rs); | |
586 | ||
587 | client_ts.members++; | |
588 | client_ts.groupid = p->ts.groupid; | |
589 | ||
590 | if (++sum_stat_nr == sum_stat_clients) { | |
591 | strcpy(client_ts.name, "All clients"); | |
592 | show_thread_status(&client_ts, &client_gs); | |
593 | } | |
a64e88da JA |
594 | } |
595 | ||
596 | static void handle_gs(struct fio_net_cmd *cmd) | |
597 | { | |
598 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
599 | ||
600 | convert_gs(gs, gs); | |
601 | show_group_stats(gs); | |
602 | } | |
603 | ||
48fbb46e | 604 | static void convert_jobs_eta(struct jobs_eta *je) |
cf451d1e | 605 | { |
cf451d1e JA |
606 | int i; |
607 | ||
608 | je->nr_running = le32_to_cpu(je->nr_running); | |
609 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
610 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
611 | je->files_open = le32_to_cpu(je->files_open); | |
612 | je->m_rate = le32_to_cpu(je->m_rate); | |
613 | je->t_rate = le32_to_cpu(je->t_rate); | |
614 | je->m_iops = le32_to_cpu(je->m_iops); | |
615 | je->t_iops = le32_to_cpu(je->t_iops); | |
616 | ||
617 | for (i = 0; i < 2; i++) { | |
618 | je->rate[i] = le32_to_cpu(je->rate[i]); | |
619 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
620 | } | |
621 | ||
b51eedb7 | 622 | je->elapsed_sec = le64_to_cpu(je->elapsed_sec); |
cf451d1e | 623 | je->eta_sec = le64_to_cpu(je->eta_sec); |
48fbb46e JA |
624 | } |
625 | ||
af9c9fb3 | 626 | static void sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je) |
48fbb46e | 627 | { |
48fbb46e JA |
628 | int i; |
629 | ||
630 | dst->nr_running += je->nr_running; | |
631 | dst->nr_ramp += je->nr_ramp; | |
632 | dst->nr_pending += je->nr_pending; | |
633 | dst->files_open += je->files_open; | |
634 | dst->m_rate += je->m_rate; | |
635 | dst->t_rate += je->t_rate; | |
636 | dst->m_iops += je->m_iops; | |
637 | dst->t_iops += je->t_iops; | |
638 | ||
639 | for (i = 0; i < 2; i++) { | |
640 | dst->rate[i] += je->rate[i]; | |
641 | dst->iops[i] += je->iops[i]; | |
642 | } | |
643 | ||
644 | dst->elapsed_sec += je->elapsed_sec; | |
645 | ||
646 | if (je->eta_sec > dst->eta_sec) | |
647 | dst->eta_sec = je->eta_sec; | |
648 | } | |
649 | ||
82c1ed38 JA |
650 | static void dec_jobs_eta(struct client_eta *eta) |
651 | { | |
652 | if (!--eta->pending) { | |
653 | display_thread_status(&eta->eta); | |
654 | free(eta); | |
655 | } | |
656 | } | |
657 | ||
89c1707c JA |
658 | static void remove_reply_cmd(struct fio_client *client, struct fio_net_cmd *cmd) |
659 | { | |
660 | struct fio_net_int_cmd *icmd = NULL; | |
661 | struct flist_head *entry; | |
662 | ||
663 | flist_for_each(entry, &client->cmd_list) { | |
664 | icmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
665 | ||
df380934 | 666 | if (cmd->tag == (uintptr_t) icmd) |
89c1707c JA |
667 | break; |
668 | ||
669 | icmd = NULL; | |
670 | } | |
671 | ||
672 | if (!icmd) { | |
673 | log_err("fio: client: unable to find matching tag\n"); | |
674 | return; | |
675 | } | |
676 | ||
677 | flist_del(&icmd->list); | |
678 | cmd->tag = icmd->saved_tag; | |
679 | free(icmd); | |
680 | } | |
681 | ||
82c1ed38 | 682 | static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd) |
48fbb46e JA |
683 | { |
684 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
df380934 | 685 | struct client_eta *eta = (struct client_eta *) (uintptr_t) cmd->tag; |
af9c9fb3 JA |
686 | |
687 | dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending); | |
cf451d1e | 688 | |
f77d2676 JA |
689 | assert(client->eta_in_flight == eta); |
690 | ||
691 | client->eta_in_flight = NULL; | |
82c1ed38 JA |
692 | flist_del_init(&client->eta_list); |
693 | ||
48fbb46e | 694 | convert_jobs_eta(je); |
af9c9fb3 | 695 | sum_jobs_eta(&eta->eta, je); |
82c1ed38 | 696 | dec_jobs_eta(eta); |
cf451d1e JA |
697 | } |
698 | ||
b5296ddb | 699 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 JA |
700 | { |
701 | struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload; | |
d2333358 JA |
702 | const char *os, *arch; |
703 | char bit[16]; | |
2e03b4b2 | 704 | |
cca84643 JA |
705 | os = fio_get_os_string(probe->os); |
706 | if (!os) | |
707 | os = "unknown"; | |
708 | ||
709 | arch = fio_get_arch_string(probe->arch); | |
710 | if (!arch) | |
711 | os = "unknown"; | |
712 | ||
d2333358 | 713 | sprintf(bit, "%d-bit", probe->bpp * 8); |
38fdef22 JA |
714 | |
715 | log_info("hostname=%s, be=%u, %s, os=%s, arch=%s, fio=%u.%u.%u\n", | |
716 | probe->hostname, probe->bigendian, bit, os, arch, | |
717 | probe->fio_major, probe->fio_minor, probe->fio_patch); | |
b5296ddb JA |
718 | |
719 | if (!client->name) | |
720 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
721 | } |
722 | ||
e951bdc4 | 723 | static int handle_client(struct fio_client *client) |
37db14fe JA |
724 | { |
725 | struct fio_net_cmd *cmd; | |
726 | ||
60efd14e JA |
727 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
728 | ||
e951bdc4 JA |
729 | cmd = fio_net_recv_cmd(client->fd); |
730 | if (!cmd) | |
731 | return 0; | |
c2c94585 | 732 | |
89c1707c JA |
733 | dprint(FD_NET, "client: got cmd op %s from %s\n", |
734 | fio_server_op(cmd->opcode), client->hostname); | |
46c48f1f | 735 | |
e951bdc4 JA |
736 | switch (cmd->opcode) { |
737 | case FIO_NET_CMD_QUIT: | |
738 | remove_client(client); | |
739 | free(cmd); | |
740 | break; | |
741 | case FIO_NET_CMD_TEXT: { | |
742 | const char *buf = (const char *) cmd->payload; | |
b5296ddb | 743 | const char *name; |
e951bdc4 JA |
744 | int fio_unused ret; |
745 | ||
b5296ddb JA |
746 | name = client->name ? client->name : client->hostname; |
747 | ||
e951bdc4 | 748 | if (!client->skip_newline) |
b5296ddb | 749 | fprintf(f_out, "<%s> ", name); |
e951bdc4 JA |
750 | ret = fwrite(buf, cmd->pdu_len, 1, f_out); |
751 | fflush(f_out); | |
752 | client->skip_newline = strchr(buf, '\n') == NULL; | |
753 | free(cmd); | |
754 | break; | |
37db14fe | 755 | } |
e951bdc4 JA |
756 | case FIO_NET_CMD_TS: |
757 | handle_ts(cmd); | |
758 | free(cmd); | |
759 | break; | |
760 | case FIO_NET_CMD_GS: | |
761 | handle_gs(cmd); | |
762 | free(cmd); | |
763 | break; | |
764 | case FIO_NET_CMD_ETA: | |
89c1707c | 765 | remove_reply_cmd(client, cmd); |
82c1ed38 | 766 | handle_eta(client, cmd); |
e951bdc4 JA |
767 | free(cmd); |
768 | break; | |
769 | case FIO_NET_CMD_PROBE: | |
89c1707c | 770 | remove_reply_cmd(client, cmd); |
b5296ddb | 771 | handle_probe(client, cmd); |
e951bdc4 JA |
772 | free(cmd); |
773 | break; | |
774 | case FIO_NET_CMD_START: | |
775 | client->state = Client_started; | |
776 | free(cmd); | |
777 | break; | |
778 | case FIO_NET_CMD_STOP: | |
779 | client->state = Client_stopped; | |
780 | free(cmd); | |
781 | break; | |
782 | default: | |
89c1707c | 783 | log_err("fio: unknown client op: %s\n", fio_server_op(cmd->opcode)); |
e951bdc4 JA |
784 | free(cmd); |
785 | break; | |
37db14fe JA |
786 | } |
787 | ||
e951bdc4 | 788 | return 1; |
37db14fe | 789 | } |
b66570dc | 790 | |
af9c9fb3 JA |
791 | static void request_client_etas(void) |
792 | { | |
793 | struct fio_client *client; | |
794 | struct flist_head *entry; | |
795 | struct client_eta *eta; | |
82c1ed38 | 796 | int skipped = 0; |
af9c9fb3 JA |
797 | |
798 | dprint(FD_NET, "client: request eta (%d)\n", nr_clients); | |
799 | ||
af9c9fb3 JA |
800 | eta = malloc(sizeof(*eta)); |
801 | memset(&eta->eta, 0, sizeof(eta->eta)); | |
802 | eta->pending = nr_clients; | |
803 | ||
804 | flist_for_each(entry, &client_list) { | |
805 | client = flist_entry(entry, struct fio_client, list); | |
806 | ||
82c1ed38 JA |
807 | if (!flist_empty(&client->eta_list)) { |
808 | skipped++; | |
809 | continue; | |
810 | } | |
811 | ||
f77d2676 | 812 | assert(!client->eta_in_flight); |
82c1ed38 | 813 | flist_add_tail(&client->eta_list, &eta_list); |
f77d2676 | 814 | client->eta_in_flight = eta; |
af9c9fb3 | 815 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA, |
df380934 | 816 | (uintptr_t) eta, &client->cmd_list); |
af9c9fb3 JA |
817 | } |
818 | ||
82c1ed38 JA |
819 | while (skipped--) |
820 | dec_jobs_eta(eta); | |
821 | ||
af9c9fb3 JA |
822 | dprint(FD_NET, "client: requested eta tag %p\n", eta); |
823 | } | |
824 | ||
89c1707c JA |
825 | static int client_check_cmd_timeout(struct fio_client *client, |
826 | struct timeval *now) | |
827 | { | |
828 | struct fio_net_int_cmd *cmd; | |
829 | struct flist_head *entry, *tmp; | |
830 | int ret = 0; | |
831 | ||
832 | flist_for_each_safe(entry, tmp, &client->cmd_list) { | |
833 | cmd = flist_entry(entry, struct fio_net_int_cmd, list); | |
834 | ||
835 | if (mtime_since(&cmd->tv, now) < FIO_NET_CLIENT_TIMEOUT) | |
836 | continue; | |
837 | ||
838 | log_err("fio: client %s, timeout on cmd %s\n", client->hostname, | |
839 | fio_server_op(cmd->cmd.opcode)); | |
840 | flist_del(&cmd->list); | |
841 | free(cmd); | |
842 | ret = 1; | |
843 | } | |
844 | ||
845 | return flist_empty(&client->cmd_list) && ret; | |
846 | } | |
847 | ||
848 | static int fio_client_timed_out(void) | |
849 | { | |
850 | struct fio_client *client; | |
851 | struct flist_head *entry, *tmp; | |
852 | struct timeval tv; | |
853 | int ret = 0; | |
854 | ||
855 | gettimeofday(&tv, NULL); | |
856 | ||
857 | flist_for_each_safe(entry, tmp, &client_list) { | |
858 | client = flist_entry(entry, struct fio_client, list); | |
859 | ||
860 | if (flist_empty(&client->cmd_list)) | |
861 | continue; | |
862 | ||
863 | if (!client_check_cmd_timeout(client, &tv)) | |
864 | continue; | |
865 | ||
866 | log_err("fio: client %s timed out\n", client->hostname); | |
867 | remove_client(client); | |
868 | ret = 1; | |
869 | } | |
870 | ||
871 | return ret; | |
872 | } | |
873 | ||
b66570dc JA |
874 | int fio_handle_clients(void) |
875 | { | |
876 | struct fio_client *client; | |
877 | struct flist_head *entry; | |
878 | struct pollfd *pfds; | |
82a4be1b | 879 | int i, ret = 0; |
b66570dc | 880 | |
af9c9fb3 JA |
881 | gettimeofday(&eta_tv, NULL); |
882 | ||
b66570dc JA |
883 | pfds = malloc(nr_clients * sizeof(struct pollfd)); |
884 | ||
37f0c1ae JA |
885 | sum_stat_clients = nr_clients; |
886 | init_thread_stat(&client_ts); | |
887 | init_group_run_stat(&client_gs); | |
888 | ||
82a4be1b JA |
889 | while (!exit_backend && nr_clients) { |
890 | i = 0; | |
891 | flist_for_each(entry, &client_list) { | |
892 | client = flist_entry(entry, struct fio_client, list); | |
b66570dc | 893 | |
82a4be1b JA |
894 | pfds[i].fd = client->fd; |
895 | pfds[i].events = POLLIN; | |
896 | i++; | |
897 | } | |
898 | ||
899 | assert(i == nr_clients); | |
b66570dc | 900 | |
5c2857f9 | 901 | do { |
af9c9fb3 JA |
902 | struct timeval tv; |
903 | ||
904 | gettimeofday(&tv, NULL); | |
905 | if (mtime_since(&eta_tv, &tv) >= 900) { | |
906 | request_client_etas(); | |
907 | memcpy(&eta_tv, &tv, sizeof(tv)); | |
89c1707c JA |
908 | |
909 | if (fio_client_timed_out()) | |
910 | break; | |
af9c9fb3 JA |
911 | } |
912 | ||
5c2857f9 JA |
913 | ret = poll(pfds, nr_clients, 100); |
914 | if (ret < 0) { | |
915 | if (errno == EINTR) | |
916 | continue; | |
917 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
918 | break; | |
919 | } else if (!ret) | |
b66570dc | 920 | continue; |
5c2857f9 | 921 | } while (ret <= 0); |
b66570dc JA |
922 | |
923 | for (i = 0; i < nr_clients; i++) { | |
924 | if (!(pfds[i].revents & POLLIN)) | |
925 | continue; | |
926 | ||
927 | client = find_client_by_fd(pfds[i].fd); | |
928 | if (!client) { | |
3c5f57e3 | 929 | log_err("fio: unknown client fd %d\n", pfds[i].fd); |
b66570dc JA |
930 | continue; |
931 | } | |
e951bdc4 | 932 | if (!handle_client(client)) { |
28d3ab07 JA |
933 | log_info("client: host=%s disconnected\n", |
934 | client->hostname); | |
935 | remove_client(client); | |
936 | } | |
b66570dc JA |
937 | } |
938 | } | |
939 | ||
940 | free(pfds); | |
b66570dc JA |
941 | return 0; |
942 | } |