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