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 | |
b66570dc JA |
23 | struct fio_client { |
24 | struct flist_head list; | |
bebe6398 | 25 | struct flist_head hash_list; |
b66570dc | 26 | struct sockaddr_in addr; |
87aa8f19 | 27 | struct sockaddr_un addr_un; |
b66570dc | 28 | char *hostname; |
bebe6398 | 29 | int port; |
b66570dc | 30 | int fd; |
81179eec | 31 | |
b5296ddb JA |
32 | char *name; |
33 | ||
81179eec | 34 | int state; |
17dd1764 | 35 | int skip_newline; |
87aa8f19 | 36 | int is_sock; |
81179eec JA |
37 | |
38 | uint16_t argc; | |
39 | char **argv; | |
40 | }; | |
41 | ||
42 | enum { | |
5c2857f9 | 43 | Client_created = 0, |
81179eec JA |
44 | Client_connected = 1, |
45 | Client_started = 2, | |
46 | Client_stopped = 3, | |
5c2857f9 | 47 | Client_exited = 4, |
b66570dc JA |
48 | }; |
49 | ||
50 | static FLIST_HEAD(client_list); | |
b66570dc | 51 | |
3c5f57e3 JA |
52 | #define FIO_CLIENT_HASH_BITS 7 |
53 | #define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS) | |
54 | #define FIO_CLIENT_HASH_MASK (FIO_CLIENT_HASH_SZ - 1) | |
bebe6398 | 55 | static struct flist_head client_hash[FIO_CLIENT_HASH_SZ]; |
3c5f57e3 | 56 | |
e951bdc4 | 57 | static int handle_client(struct fio_client *client); |
0b8f30a5 | 58 | |
bebe6398 | 59 | static void fio_client_add_hash(struct fio_client *client) |
3c5f57e3 JA |
60 | { |
61 | int bucket = hash_long(client->fd, FIO_CLIENT_HASH_BITS); | |
62 | ||
63 | bucket &= FIO_CLIENT_HASH_MASK; | |
bebe6398 | 64 | flist_add(&client->hash_list, &client_hash[bucket]); |
3c5f57e3 JA |
65 | } |
66 | ||
bebe6398 | 67 | static void fio_client_remove_hash(struct fio_client *client) |
3c5f57e3 | 68 | { |
bebe6398 JA |
69 | if (!flist_empty(&client->hash_list)) |
70 | flist_del_init(&client->hash_list); | |
3c5f57e3 JA |
71 | } |
72 | ||
73 | static void fio_init fio_client_hash_init(void) | |
74 | { | |
75 | int i; | |
76 | ||
bebe6398 JA |
77 | for (i = 0; i < FIO_CLIENT_HASH_SZ; i++) |
78 | INIT_FLIST_HEAD(&client_hash[i]); | |
3c5f57e3 JA |
79 | } |
80 | ||
b66570dc JA |
81 | static struct fio_client *find_client_by_fd(int fd) |
82 | { | |
3c5f57e3 | 83 | int bucket = hash_long(fd, FIO_CLIENT_HASH_BITS) & FIO_CLIENT_HASH_MASK; |
b66570dc JA |
84 | struct fio_client *client; |
85 | struct flist_head *entry; | |
86 | ||
bebe6398 JA |
87 | flist_for_each(entry, &client_hash[bucket]) { |
88 | client = flist_entry(entry, struct fio_client, hash_list); | |
b66570dc JA |
89 | |
90 | if (client->fd == fd) | |
91 | return client; | |
92 | } | |
93 | ||
94 | return NULL; | |
95 | } | |
96 | ||
b66570dc JA |
97 | static void remove_client(struct fio_client *client) |
98 | { | |
39e8e016 | 99 | dprint(FD_NET, "client: removed <%s>\n", client->hostname); |
b66570dc | 100 | flist_del(&client->list); |
3c5f57e3 | 101 | |
bebe6398 | 102 | fio_client_remove_hash(client); |
81179eec | 103 | |
b66570dc | 104 | free(client->hostname); |
81179eec JA |
105 | if (client->argv) |
106 | free(client->argv); | |
b5296ddb JA |
107 | if (client->name) |
108 | free(client->name); | |
81179eec | 109 | |
b66570dc | 110 | free(client); |
3c5f57e3 | 111 | nr_clients--; |
b66570dc | 112 | } |
132159a5 | 113 | |
fa2ea806 JA |
114 | static void __fio_client_add_cmd_option(struct fio_client *client, |
115 | const char *opt) | |
81179eec | 116 | { |
39e8e016 JA |
117 | int index; |
118 | ||
119 | index = client->argc++; | |
81179eec | 120 | client->argv = realloc(client->argv, sizeof(char *) * client->argc); |
39e8e016 JA |
121 | client->argv[index] = strdup(opt); |
122 | dprint(FD_NET, "client: add cmd %d: %s\n", index, opt); | |
81179eec JA |
123 | } |
124 | ||
fa2ea806 | 125 | void fio_client_add_cmd_option(void *cookie, const char *opt) |
81179eec | 126 | { |
bebe6398 | 127 | struct fio_client *client = cookie; |
81179eec | 128 | |
bebe6398 | 129 | if (!client || !opt) |
fa2ea806 | 130 | return; |
81179eec | 131 | |
fa2ea806 | 132 | __fio_client_add_cmd_option(client, opt); |
81179eec JA |
133 | } |
134 | ||
bebe6398 | 135 | int fio_client_add(const char *hostname, void **cookie) |
132159a5 | 136 | { |
b66570dc | 137 | struct fio_client *client; |
132159a5 | 138 | |
b66570dc | 139 | client = malloc(sizeof(*client)); |
a37f69b7 | 140 | memset(client, 0, sizeof(*client)); |
81179eec | 141 | |
3c5f57e3 | 142 | INIT_FLIST_HEAD(&client->list); |
bebe6398 | 143 | INIT_FLIST_HEAD(&client->hash_list); |
3c5f57e3 | 144 | |
bebe6398 JA |
145 | if (fio_server_parse_string(hostname, &client->hostname, |
146 | &client->is_sock, &client->port, | |
147 | &client->addr.sin_addr)) | |
148 | return -1; | |
87aa8f19 | 149 | |
bebe6398 | 150 | client->fd = -1; |
3c5f57e3 | 151 | |
81179eec JA |
152 | __fio_client_add_cmd_option(client, "fio"); |
153 | ||
a37f69b7 JA |
154 | flist_add(&client->list, &client_list); |
155 | nr_clients++; | |
bebe6398 JA |
156 | dprint(FD_NET, "client: added <%s>\n", client->hostname); |
157 | *cookie = client; | |
158 | return 0; | |
a37f69b7 JA |
159 | } |
160 | ||
87aa8f19 | 161 | static int fio_client_connect_ip(struct fio_client *client) |
a37f69b7 JA |
162 | { |
163 | int fd; | |
132159a5 | 164 | |
b66570dc | 165 | client->addr.sin_family = AF_INET; |
bebe6398 | 166 | client->addr.sin_port = htons(client->port); |
132159a5 JA |
167 | |
168 | fd = socket(AF_INET, SOCK_STREAM, 0); | |
169 | if (fd < 0) { | |
170 | log_err("fio: socket: %s\n", strerror(errno)); | |
87aa8f19 | 171 | return -1; |
132159a5 JA |
172 | } |
173 | ||
b66570dc | 174 | if (connect(fd, (struct sockaddr *) &client->addr, sizeof(client->addr)) < 0) { |
132159a5 | 175 | log_err("fio: connect: %s\n", strerror(errno)); |
a7de0a11 JA |
176 | log_err("fio: failed to connect to %s:%u\n", client->hostname, |
177 | client->port); | |
b94cba47 | 178 | close(fd); |
87aa8f19 JA |
179 | return -1; |
180 | } | |
181 | ||
182 | return fd; | |
183 | } | |
184 | ||
185 | static int fio_client_connect_sock(struct fio_client *client) | |
186 | { | |
187 | struct sockaddr_un *addr = &client->addr_un; | |
188 | fio_socklen_t len; | |
189 | int fd; | |
190 | ||
191 | memset(addr, 0, sizeof(*addr)); | |
192 | addr->sun_family = AF_UNIX; | |
193 | strcpy(addr->sun_path, client->hostname); | |
194 | ||
195 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | |
196 | if (fd < 0) { | |
197 | log_err("fio: socket: %s\n", strerror(errno)); | |
198 | return -1; | |
199 | } | |
200 | ||
201 | len = sizeof(addr->sun_family) + strlen(addr->sun_path) + 1; | |
202 | if (connect(fd, (struct sockaddr *) addr, len) < 0) { | |
203 | log_err("fio: connect; %s\n", strerror(errno)); | |
b94cba47 | 204 | close(fd); |
87aa8f19 | 205 | return -1; |
132159a5 JA |
206 | } |
207 | ||
87aa8f19 JA |
208 | return fd; |
209 | } | |
210 | ||
211 | static int fio_client_connect(struct fio_client *client) | |
212 | { | |
213 | int fd; | |
214 | ||
215 | dprint(FD_NET, "client: connect to host %s\n", client->hostname); | |
216 | ||
87aa8f19 JA |
217 | if (client->is_sock) |
218 | fd = fio_client_connect_sock(client); | |
219 | else | |
220 | fd = fio_client_connect_ip(client); | |
221 | ||
222 | if (fd < 0) | |
223 | return 1; | |
224 | ||
b66570dc | 225 | client->fd = fd; |
bebe6398 | 226 | fio_client_add_hash(client); |
81179eec | 227 | client->state = Client_connected; |
132159a5 JA |
228 | return 0; |
229 | } | |
230 | ||
cc0df00a JA |
231 | void fio_clients_terminate(void) |
232 | { | |
233 | struct flist_head *entry; | |
234 | struct fio_client *client; | |
235 | ||
60efd14e JA |
236 | dprint(FD_NET, "client: terminate clients\n"); |
237 | ||
cc0df00a JA |
238 | flist_for_each(entry, &client_list) { |
239 | client = flist_entry(entry, struct fio_client, list); | |
240 | ||
241 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0); | |
242 | } | |
243 | } | |
244 | ||
245 | static void sig_int(int sig) | |
246 | { | |
bebe6398 | 247 | dprint(FD_NET, "client: got signal %d\n", sig); |
cc0df00a JA |
248 | fio_clients_terminate(); |
249 | } | |
250 | ||
251 | static void client_signal_handler(void) | |
252 | { | |
253 | struct sigaction act; | |
254 | ||
255 | memset(&act, 0, sizeof(act)); | |
256 | act.sa_handler = sig_int; | |
257 | act.sa_flags = SA_RESTART; | |
258 | sigaction(SIGINT, &act, NULL); | |
259 | ||
260 | memset(&act, 0, sizeof(act)); | |
261 | act.sa_handler = sig_int; | |
262 | act.sa_flags = SA_RESTART; | |
263 | sigaction(SIGTERM, &act, NULL); | |
264 | } | |
265 | ||
0b8f30a5 JA |
266 | static void probe_client(struct fio_client *client) |
267 | { | |
60efd14e JA |
268 | dprint(FD_NET, "client: send probe\n"); |
269 | ||
0b8f30a5 | 270 | fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_PROBE, 0); |
e951bdc4 | 271 | handle_client(client); |
0b8f30a5 JA |
272 | } |
273 | ||
81179eec JA |
274 | static int send_client_cmd_line(struct fio_client *client) |
275 | { | |
fa2ea806 JA |
276 | struct cmd_single_line_pdu *cslp; |
277 | struct cmd_line_pdu *clp; | |
278 | unsigned long offset; | |
279 | void *pdu; | |
280 | size_t mem; | |
81179eec JA |
281 | int i, ret; |
282 | ||
39e8e016 | 283 | dprint(FD_NET, "client: send cmdline %d\n", client->argc); |
60efd14e | 284 | |
fa2ea806 JA |
285 | /* |
286 | * Find out how much mem we need | |
287 | */ | |
288 | for (i = 0, mem = 0; i < client->argc; i++) | |
289 | mem += strlen(client->argv[i]) + 1; | |
290 | ||
291 | /* | |
292 | * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu | |
293 | */ | |
294 | mem += sizeof(*clp) + (client->argc * sizeof(*cslp)); | |
295 | ||
296 | pdu = malloc(mem); | |
297 | clp = pdu; | |
298 | offset = sizeof(*clp); | |
299 | ||
300 | for (i = 0; i < client->argc; i++) { | |
301 | uint16_t arg_len = strlen(client->argv[i]) + 1; | |
302 | ||
303 | cslp = pdu + offset; | |
304 | strcpy((char *) cslp->text, client->argv[i]); | |
305 | cslp->len = cpu_to_le16(arg_len); | |
306 | offset += sizeof(*cslp) + arg_len; | |
307 | } | |
81179eec | 308 | |
fa2ea806 JA |
309 | clp->lines = cpu_to_le16(client->argc); |
310 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem); | |
81179eec JA |
311 | free(pdu); |
312 | return ret; | |
313 | } | |
314 | ||
a37f69b7 JA |
315 | int fio_clients_connect(void) |
316 | { | |
317 | struct fio_client *client; | |
318 | struct flist_head *entry, *tmp; | |
319 | int ret; | |
320 | ||
60efd14e JA |
321 | dprint(FD_NET, "client: connect all\n"); |
322 | ||
cc0df00a JA |
323 | client_signal_handler(); |
324 | ||
a37f69b7 JA |
325 | flist_for_each_safe(entry, tmp, &client_list) { |
326 | client = flist_entry(entry, struct fio_client, list); | |
327 | ||
328 | ret = fio_client_connect(client); | |
0b8f30a5 | 329 | if (ret) { |
a37f69b7 | 330 | remove_client(client); |
0b8f30a5 JA |
331 | continue; |
332 | } | |
333 | ||
334 | probe_client(client); | |
81179eec JA |
335 | |
336 | if (client->argc > 1) | |
337 | send_client_cmd_line(client); | |
a37f69b7 JA |
338 | } |
339 | ||
340 | return !nr_clients; | |
341 | } | |
342 | ||
132159a5 JA |
343 | /* |
344 | * Send file contents to server backend. We could use sendfile(), but to remain | |
345 | * more portable lets just read/write the darn thing. | |
346 | */ | |
a37f69b7 | 347 | static int fio_client_send_ini(struct fio_client *client, const char *filename) |
132159a5 JA |
348 | { |
349 | struct stat sb; | |
350 | char *p, *buf; | |
351 | off_t len; | |
352 | int fd, ret; | |
353 | ||
46c48f1f JA |
354 | dprint(FD_NET, "send ini %s to %s\n", filename, client->hostname); |
355 | ||
132159a5 JA |
356 | fd = open(filename, O_RDONLY); |
357 | if (fd < 0) { | |
e951bdc4 | 358 | log_err("fio: job file <%s> open: %s\n", filename, strerror(errno)); |
132159a5 JA |
359 | return 1; |
360 | } | |
361 | ||
362 | if (fstat(fd, &sb) < 0) { | |
363 | log_err("fio: job file stat: %s\n", strerror(errno)); | |
b94cba47 | 364 | close(fd); |
132159a5 JA |
365 | return 1; |
366 | } | |
367 | ||
368 | buf = malloc(sb.st_size); | |
369 | ||
370 | len = sb.st_size; | |
371 | p = buf; | |
372 | do { | |
373 | ret = read(fd, p, len); | |
374 | if (ret > 0) { | |
375 | len -= ret; | |
376 | if (!len) | |
377 | break; | |
378 | p += ret; | |
379 | continue; | |
380 | } else if (!ret) | |
381 | break; | |
382 | else if (errno == EAGAIN || errno == EINTR) | |
383 | continue; | |
384 | } while (1); | |
385 | ||
0b8f30a5 JA |
386 | if (len) { |
387 | log_err("fio: failed reading job file %s\n", filename); | |
b94cba47 | 388 | close(fd); |
c524ef72 | 389 | free(buf); |
0b8f30a5 JA |
390 | return 1; |
391 | } | |
392 | ||
81179eec | 393 | ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size); |
132159a5 | 394 | free(buf); |
b94cba47 | 395 | close(fd); |
132159a5 JA |
396 | return ret; |
397 | } | |
37db14fe | 398 | |
a37f69b7 JA |
399 | int fio_clients_send_ini(const char *filename) |
400 | { | |
401 | struct fio_client *client; | |
402 | struct flist_head *entry, *tmp; | |
403 | ||
404 | flist_for_each_safe(entry, tmp, &client_list) { | |
405 | client = flist_entry(entry, struct fio_client, list); | |
406 | ||
407 | if (fio_client_send_ini(client, filename)) | |
408 | remove_client(client); | |
409 | } | |
410 | ||
411 | return !nr_clients; | |
412 | } | |
413 | ||
a64e88da JA |
414 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
415 | { | |
416 | dst->max_val = le64_to_cpu(src->max_val); | |
417 | dst->min_val = le64_to_cpu(src->min_val); | |
418 | dst->samples = le64_to_cpu(src->samples); | |
802ad4a8 JA |
419 | |
420 | /* | |
421 | * Floats arrive as IEEE 754 encoded uint64_t, convert back to double | |
422 | */ | |
423 | dst->mean.u.f = fio_uint64_to_double(le64_to_cpu(dst->mean.u.i)); | |
424 | dst->S.u.f = fio_uint64_to_double(le64_to_cpu(dst->S.u.i)); | |
a64e88da JA |
425 | } |
426 | ||
427 | static void convert_ts(struct thread_stat *dst, struct thread_stat *src) | |
428 | { | |
429 | int i, j; | |
430 | ||
431 | dst->error = le32_to_cpu(src->error); | |
432 | dst->groupid = le32_to_cpu(src->groupid); | |
433 | dst->pid = le32_to_cpu(src->pid); | |
434 | dst->members = le32_to_cpu(src->members); | |
435 | ||
436 | for (i = 0; i < 2; i++) { | |
437 | convert_io_stat(&dst->clat_stat[i], &src->clat_stat[i]); | |
438 | convert_io_stat(&dst->slat_stat[i], &src->slat_stat[i]); | |
439 | convert_io_stat(&dst->lat_stat[i], &src->lat_stat[i]); | |
440 | convert_io_stat(&dst->bw_stat[i], &src->bw_stat[i]); | |
441 | } | |
442 | ||
443 | dst->usr_time = le64_to_cpu(src->usr_time); | |
444 | dst->sys_time = le64_to_cpu(src->sys_time); | |
445 | dst->ctx = le64_to_cpu(src->ctx); | |
446 | dst->minf = le64_to_cpu(src->minf); | |
447 | dst->majf = le64_to_cpu(src->majf); | |
448 | dst->clat_percentiles = le64_to_cpu(src->clat_percentiles); | |
802ad4a8 JA |
449 | |
450 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
451 | fio_fp64_t *fps = &src->percentile_list[i]; | |
452 | fio_fp64_t *fpd = &dst->percentile_list[i]; | |
453 | ||
454 | fpd->u.f = fio_uint64_to_double(le64_to_cpu(fps->u.i)); | |
455 | } | |
a64e88da JA |
456 | |
457 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
458 | dst->io_u_map[i] = le32_to_cpu(src->io_u_map[i]); | |
459 | dst->io_u_submit[i] = le32_to_cpu(src->io_u_submit[i]); | |
460 | dst->io_u_complete[i] = le32_to_cpu(src->io_u_complete[i]); | |
461 | } | |
462 | ||
463 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { | |
464 | dst->io_u_lat_u[i] = le32_to_cpu(src->io_u_lat_u[i]); | |
465 | dst->io_u_lat_m[i] = le32_to_cpu(src->io_u_lat_m[i]); | |
466 | } | |
467 | ||
468 | for (i = 0; i < 2; i++) | |
469 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) | |
470 | dst->io_u_plat[i][j] = le32_to_cpu(src->io_u_plat[i][j]); | |
471 | ||
472 | for (i = 0; i < 3; i++) { | |
473 | dst->total_io_u[i] = le64_to_cpu(src->total_io_u[i]); | |
93eee04a | 474 | dst->short_io_u[i] = le64_to_cpu(src->short_io_u[i]); |
a64e88da JA |
475 | } |
476 | ||
477 | dst->total_submit = le64_to_cpu(src->total_submit); | |
478 | dst->total_complete = le64_to_cpu(src->total_complete); | |
479 | ||
480 | for (i = 0; i < 2; i++) { | |
481 | dst->io_bytes[i] = le64_to_cpu(src->io_bytes[i]); | |
482 | dst->runtime[i] = le64_to_cpu(src->runtime[i]); | |
483 | } | |
484 | ||
485 | dst->total_run_time = le64_to_cpu(src->total_run_time); | |
486 | dst->continue_on_error = le16_to_cpu(src->continue_on_error); | |
487 | dst->total_err_count = le64_to_cpu(src->total_err_count); | |
ddcc0b69 JA |
488 | dst->first_error = le32_to_cpu(src->first_error); |
489 | dst->kb_base = le32_to_cpu(src->kb_base); | |
a64e88da JA |
490 | } |
491 | ||
492 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
493 | { | |
494 | int i; | |
495 | ||
496 | for (i = 0; i < 2; i++) { | |
497 | dst->max_run[i] = le64_to_cpu(src->max_run[i]); | |
498 | dst->min_run[i] = le64_to_cpu(src->min_run[i]); | |
499 | dst->max_bw[i] = le64_to_cpu(src->max_bw[i]); | |
500 | dst->min_bw[i] = le64_to_cpu(src->min_bw[i]); | |
501 | dst->io_kb[i] = le64_to_cpu(src->io_kb[i]); | |
502 | dst->agg[i] = le64_to_cpu(src->agg[i]); | |
503 | } | |
504 | ||
505 | dst->kb_base = le32_to_cpu(src->kb_base); | |
506 | dst->groupid = le32_to_cpu(src->groupid); | |
507 | } | |
508 | ||
509 | static void handle_ts(struct fio_net_cmd *cmd) | |
510 | { | |
511 | struct cmd_ts_pdu *p = (struct cmd_ts_pdu *) cmd->payload; | |
512 | ||
513 | convert_ts(&p->ts, &p->ts); | |
514 | convert_gs(&p->rs, &p->rs); | |
515 | ||
516 | show_thread_status(&p->ts, &p->rs); | |
517 | } | |
518 | ||
519 | static void handle_gs(struct fio_net_cmd *cmd) | |
520 | { | |
521 | struct group_run_stats *gs = (struct group_run_stats *) cmd->payload; | |
522 | ||
523 | convert_gs(gs, gs); | |
524 | show_group_stats(gs); | |
525 | } | |
526 | ||
cf451d1e JA |
527 | static void handle_eta(struct fio_net_cmd *cmd) |
528 | { | |
529 | struct jobs_eta *je = (struct jobs_eta *) cmd->payload; | |
530 | int i; | |
531 | ||
532 | je->nr_running = le32_to_cpu(je->nr_running); | |
533 | je->nr_ramp = le32_to_cpu(je->nr_ramp); | |
534 | je->nr_pending = le32_to_cpu(je->nr_pending); | |
535 | je->files_open = le32_to_cpu(je->files_open); | |
536 | je->m_rate = le32_to_cpu(je->m_rate); | |
537 | je->t_rate = le32_to_cpu(je->t_rate); | |
538 | je->m_iops = le32_to_cpu(je->m_iops); | |
539 | je->t_iops = le32_to_cpu(je->t_iops); | |
540 | ||
541 | for (i = 0; i < 2; i++) { | |
542 | je->rate[i] = le32_to_cpu(je->rate[i]); | |
543 | je->iops[i] = le32_to_cpu(je->iops[i]); | |
544 | } | |
545 | ||
546 | je->elapsed_sec = le32_to_cpu(je->nr_running); | |
547 | je->eta_sec = le64_to_cpu(je->eta_sec); | |
548 | ||
549 | display_thread_status(je); | |
550 | } | |
551 | ||
b5296ddb | 552 | static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd) |
2e03b4b2 JA |
553 | { |
554 | struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload; | |
cca84643 | 555 | const char *os, *arch; |
2e03b4b2 | 556 | |
cca84643 JA |
557 | os = fio_get_os_string(probe->os); |
558 | if (!os) | |
559 | os = "unknown"; | |
560 | ||
561 | arch = fio_get_arch_string(probe->arch); | |
562 | if (!arch) | |
563 | os = "unknown"; | |
564 | ||
c71233ee | 565 | log_info("hostname=%s, be=%u, os=%s, arch=%s, fio=%u.%u.%u\n", |
cca84643 | 566 | probe->hostname, probe->bigendian, os, arch, probe->fio_major, |
6eb24791 | 567 | probe->fio_minor, probe->fio_patch); |
b5296ddb JA |
568 | |
569 | if (!client->name) | |
570 | client->name = strdup((char *) probe->hostname); | |
2e03b4b2 JA |
571 | } |
572 | ||
e951bdc4 | 573 | static int handle_client(struct fio_client *client) |
37db14fe JA |
574 | { |
575 | struct fio_net_cmd *cmd; | |
576 | ||
60efd14e JA |
577 | dprint(FD_NET, "client: handle %s\n", client->hostname); |
578 | ||
e951bdc4 JA |
579 | cmd = fio_net_recv_cmd(client->fd); |
580 | if (!cmd) | |
581 | return 0; | |
c2c94585 | 582 | |
e951bdc4 | 583 | dprint(FD_NET, "client: got cmd op %d from %s\n", |
c2c94585 | 584 | cmd->opcode, client->hostname); |
46c48f1f | 585 | |
e951bdc4 JA |
586 | switch (cmd->opcode) { |
587 | case FIO_NET_CMD_QUIT: | |
588 | remove_client(client); | |
589 | free(cmd); | |
590 | break; | |
591 | case FIO_NET_CMD_TEXT: { | |
592 | const char *buf = (const char *) cmd->payload; | |
b5296ddb | 593 | const char *name; |
e951bdc4 JA |
594 | int fio_unused ret; |
595 | ||
b5296ddb JA |
596 | name = client->name ? client->name : client->hostname; |
597 | ||
e951bdc4 | 598 | if (!client->skip_newline) |
b5296ddb | 599 | fprintf(f_out, "<%s> ", name); |
e951bdc4 JA |
600 | ret = fwrite(buf, cmd->pdu_len, 1, f_out); |
601 | fflush(f_out); | |
602 | client->skip_newline = strchr(buf, '\n') == NULL; | |
603 | free(cmd); | |
604 | break; | |
37db14fe | 605 | } |
e951bdc4 JA |
606 | case FIO_NET_CMD_TS: |
607 | handle_ts(cmd); | |
608 | free(cmd); | |
609 | break; | |
610 | case FIO_NET_CMD_GS: | |
611 | handle_gs(cmd); | |
612 | free(cmd); | |
613 | break; | |
614 | case FIO_NET_CMD_ETA: | |
615 | handle_eta(cmd); | |
616 | free(cmd); | |
617 | break; | |
618 | case FIO_NET_CMD_PROBE: | |
b5296ddb | 619 | handle_probe(client, cmd); |
e951bdc4 JA |
620 | free(cmd); |
621 | break; | |
622 | case FIO_NET_CMD_START: | |
623 | client->state = Client_started; | |
624 | free(cmd); | |
625 | break; | |
626 | case FIO_NET_CMD_STOP: | |
627 | client->state = Client_stopped; | |
628 | free(cmd); | |
629 | break; | |
630 | default: | |
631 | log_err("fio: unknown client op: %d\n", cmd->opcode); | |
632 | free(cmd); | |
633 | break; | |
37db14fe JA |
634 | } |
635 | ||
e951bdc4 | 636 | return 1; |
37db14fe | 637 | } |
b66570dc JA |
638 | |
639 | int fio_handle_clients(void) | |
640 | { | |
641 | struct fio_client *client; | |
642 | struct flist_head *entry; | |
643 | struct pollfd *pfds; | |
82a4be1b | 644 | int i, ret = 0; |
b66570dc JA |
645 | |
646 | pfds = malloc(nr_clients * sizeof(struct pollfd)); | |
647 | ||
82a4be1b JA |
648 | while (!exit_backend && nr_clients) { |
649 | i = 0; | |
650 | flist_for_each(entry, &client_list) { | |
651 | client = flist_entry(entry, struct fio_client, list); | |
b66570dc | 652 | |
82a4be1b JA |
653 | pfds[i].fd = client->fd; |
654 | pfds[i].events = POLLIN; | |
655 | i++; | |
656 | } | |
657 | ||
658 | assert(i == nr_clients); | |
b66570dc | 659 | |
5c2857f9 JA |
660 | do { |
661 | ret = poll(pfds, nr_clients, 100); | |
662 | if (ret < 0) { | |
663 | if (errno == EINTR) | |
664 | continue; | |
665 | log_err("fio: poll clients: %s\n", strerror(errno)); | |
666 | break; | |
667 | } else if (!ret) | |
b66570dc | 668 | continue; |
5c2857f9 | 669 | } while (ret <= 0); |
b66570dc JA |
670 | |
671 | for (i = 0; i < nr_clients; i++) { | |
672 | if (!(pfds[i].revents & POLLIN)) | |
673 | continue; | |
674 | ||
675 | client = find_client_by_fd(pfds[i].fd); | |
676 | if (!client) { | |
3c5f57e3 | 677 | log_err("fio: unknown client fd %d\n", pfds[i].fd); |
b66570dc JA |
678 | continue; |
679 | } | |
e951bdc4 | 680 | if (!handle_client(client)) { |
28d3ab07 JA |
681 | log_info("client: host=%s disconnected\n", |
682 | client->hostname); | |
683 | remove_client(client); | |
684 | } | |
b66570dc JA |
685 | } |
686 | } | |
687 | ||
688 | free(pfds); | |
b66570dc JA |
689 | return 0; |
690 | } |