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