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OS-2952 lx brand needs to support or emulate rtnetlink(7)
Reviewed by: Robert Mustacchi <rm@joyent.com>
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
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--- old/usr/src/cmd/ptools/pfiles/pfiles.c
+++ new/usr/src/cmd/ptools/pfiles/pfiles.c
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
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17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21
22 22 /*
23 23 * Copyright (c) 1994, 2010, Oracle and/or its affiliates. All rights reserved.
24 24 * Copyright 2012 DEY Storage Systems, Inc. All rights reserved.
25 25 */
26 26 /*
27 - * Copyright (c) 2013 Joyent, Inc. All Rights reserved.
27 + * Copyright (c) 2014 Joyent, Inc. All Rights reserved.
28 28 */
29 29
30 30 #include <stdio.h>
31 31 #include <stdlib.h>
32 32 #include <unistd.h>
33 33 #include <fcntl.h>
34 34 #include <ctype.h>
35 35 #include <string.h>
36 36 #include <signal.h>
37 37 #include <dirent.h>
38 38 #include <limits.h>
39 39 #include <door.h>
40 40 #include <sys/types.h>
41 41 #include <sys/socket.h>
42 42 #include <sys/stat.h>
43 43 #include <sys/mkdev.h>
44 44 #include <sys/stropts.h>
45 45 #include <sys/timod.h>
46 46 #include <sys/un.h>
47 47 #include <libproc.h>
48 48 #include <netinet/in.h>
49 49 #include <netinet/udp.h>
50 50 #include <arpa/inet.h>
51 51 #include <ucred.h>
52 52 #include <zone.h>
53 53
54 54 #define copyflock(dst, src) \
55 55 (dst).l_type = (src).l_type; \
56 56 (dst).l_whence = (src).l_whence; \
57 57 (dst).l_start = (src).l_start; \
58 58 (dst).l_len = (src).l_len; \
59 59 (dst).l_sysid = (src).l_sysid; \
60 60 (dst).l_pid = (src).l_pid;
61 61
62 62 static char *command;
63 63 static volatile int interrupt;
64 64 static int Fflag;
65 65 static boolean_t nflag = B_FALSE;
66 66
67 67 static void intr(int);
68 68 static void dofcntl(struct ps_prochandle *, prfdinfo_t *, int, int);
69 69 static void dosocket(struct ps_prochandle *, int);
70 70 static void dofifo(struct ps_prochandle *, int);
71 71 static void dotli(struct ps_prochandle *, int);
72 72 static void show_files(struct ps_prochandle *);
73 73 static void show_fileflags(int);
74 74 static void show_door(struct ps_prochandle *, int);
75 75 static int getflock(struct ps_prochandle *, int, struct flock *);
76 76
77 77 int
78 78 main(int argc, char **argv)
79 79 {
80 80 int retc = 0;
81 81 int opt;
82 82 int errflg = 0;
83 83 struct ps_prochandle *Pr;
84 84
85 85 if ((command = strrchr(argv[0], '/')) != NULL)
86 86 command++;
87 87 else
88 88 command = argv[0];
89 89
90 90 /* options */
91 91 while ((opt = getopt(argc, argv, "Fn")) != EOF) {
92 92 switch (opt) {
93 93 case 'F': /* force grabbing (no O_EXCL) */
94 94 Fflag = PGRAB_FORCE;
95 95 break;
96 96 case 'n':
97 97 nflag = B_TRUE;
98 98 break;
99 99 default:
100 100 errflg = 1;
101 101 break;
102 102 }
103 103 }
104 104
105 105 argc -= optind;
106 106 argv += optind;
107 107
108 108 if (errflg || argc <= 0) {
109 109 (void) fprintf(stderr, "usage:\t%s [-F] { pid | core } ...\n",
110 110 command);
111 111 (void) fprintf(stderr,
112 112 " (report open files of each process)\n");
113 113 (void) fprintf(stderr,
114 114 " -F: force grabbing of the target process\n");
115 115 exit(2);
116 116 }
117 117
118 118 /* catch signals from terminal */
119 119 if (sigset(SIGHUP, SIG_IGN) == SIG_DFL)
120 120 (void) sigset(SIGHUP, intr);
121 121 if (sigset(SIGINT, SIG_IGN) == SIG_DFL)
122 122 (void) sigset(SIGINT, intr);
123 123 if (sigset(SIGQUIT, SIG_IGN) == SIG_DFL)
124 124 (void) sigset(SIGQUIT, intr);
125 125 (void) sigset(SIGPIPE, intr);
126 126 (void) sigset(SIGTERM, intr);
127 127
128 128 (void) proc_initstdio();
129 129
130 130
131 131 while (--argc >= 0 && !interrupt) {
132 132 char *arg;
133 133 psinfo_t psinfo;
134 134 pid_t pid;
135 135 int gret;
136 136
137 137 (void) proc_flushstdio();
138 138
139 139 arg = *argv++;
140 140
141 141 /* get the specified pid and the psinfo struct */
142 142 if ((pid = proc_arg_psinfo(arg, PR_ARG_PIDS,
143 143 &psinfo, &gret)) == -1) {
144 144
145 145 if ((Pr = proc_arg_xgrab(arg, NULL, PR_ARG_CORES,
146 146 Fflag, &gret, NULL)) == NULL) {
147 147 (void) fprintf(stderr,
148 148 "%s: cannot examine %s: %s\n",
149 149 command, arg, Pgrab_error(gret));
150 150 retc++;
151 151 continue;
152 152 }
153 153 if (proc_arg_psinfo(arg, PR_ARG_ANY, &psinfo,
154 154 &gret) < 0) {
155 155 (void) fprintf(stderr,
156 156 "%s: cannot examine %s: %s\n",
157 157 command, arg, Pgrab_error(gret));
158 158 retc++;
159 159 Prelease(Pr, 0);
160 160 continue;
161 161 }
162 162 (void) printf("core '%s' of %d:\t%.70s\n",
163 163 arg, (int)psinfo.pr_pid, psinfo.pr_psargs);
164 164
165 165 show_files(Pr);
166 166 Prelease(Pr, 0);
167 167
168 168 } else if ((Pr = Pgrab(pid, Fflag, &gret)) != NULL) {
169 169 if (Pcreate_agent(Pr) == 0) {
170 170 proc_unctrl_psinfo(&psinfo);
171 171 (void) printf("%d:\t%.70s\n",
172 172 (int)pid, psinfo.pr_psargs);
173 173 show_files(Pr);
174 174 Pdestroy_agent(Pr);
175 175 } else {
176 176 (void) fprintf(stderr,
177 177 "%s: cannot control process %d\n",
178 178 command, (int)pid);
179 179 retc++;
180 180 }
181 181 Prelease(Pr, 0);
182 182 Pr = NULL;
183 183 } else {
184 184 switch (gret) {
185 185 case G_SYS:
186 186 proc_unctrl_psinfo(&psinfo);
187 187 (void) printf("%d:\t%.70s\n", (int)pid,
188 188 psinfo.pr_psargs);
189 189 (void) printf(" [system process]\n");
190 190 break;
191 191 default:
192 192 (void) fprintf(stderr, "%s: %s: %d\n",
193 193 command, Pgrab_error(gret), (int)pid);
194 194 retc++;
195 195 break;
196 196 }
197 197 }
198 198 }
199 199
200 200 (void) proc_finistdio();
201 201
202 202 if (interrupt && retc == 0)
203 203 retc++;
204 204 return (retc);
205 205 }
206 206
207 207 /* ARGSUSED */
208 208 static void
209 209 intr(int sig)
210 210 {
211 211 interrupt = 1;
212 212 }
213 213
214 214 /* ------ begin specific code ------ */
215 215
216 216 static int
217 217 show_file(void *data, prfdinfo_t *info)
218 218 {
219 219 struct ps_prochandle *Pr = data;
220 220 char unknown[12];
221 221 char *s;
222 222 mode_t mode;
223 223
224 224 if (interrupt)
225 225 return (1);
226 226
227 227 mode = info->pr_mode;
228 228
229 229 switch (mode & S_IFMT) {
230 230 case S_IFCHR: s = "S_IFCHR"; break;
231 231 case S_IFBLK: s = "S_IFBLK"; break;
232 232 case S_IFIFO: s = "S_IFIFO"; break;
233 233 case S_IFDIR: s = "S_IFDIR"; break;
234 234 case S_IFREG: s = "S_IFREG"; break;
235 235 case S_IFLNK: s = "S_IFLNK"; break;
236 236 case S_IFSOCK: s = "S_IFSOCK"; break;
237 237 case S_IFDOOR: s = "S_IFDOOR"; break;
238 238 case S_IFPORT: s = "S_IFPORT"; break;
239 239 default:
240 240 s = unknown;
241 241 (void) sprintf(s, "0x%.4x ", (int)mode & S_IFMT);
242 242 break;
243 243 }
244 244
245 245 (void) printf("%4d: %s mode:0%.3o", info->pr_fd, s,
246 246 (int)mode & ~S_IFMT);
247 247
248 248 (void) printf(" dev:%u,%u",
249 249 (unsigned)info->pr_major, (unsigned)info->pr_minor);
250 250
251 251 if ((mode & S_IFMT) == S_IFPORT) {
252 252 (void) printf(" uid:%d gid:%d",
253 253 (int)info->pr_uid, (int)info->pr_gid);
254 254 (void) printf(" size:%lld\n", (longlong_t)info->pr_size);
255 255 return (0);
256 256 }
257 257
258 258 (void) printf(" ino:%llu uid:%d gid:%d",
259 259 (u_longlong_t)info->pr_ino, (int)info->pr_uid, (int)info->pr_gid);
260 260
261 261 if ((info->pr_rmajor == (major_t)NODEV) &&
262 262 (info->pr_rminor == (minor_t)NODEV))
263 263 (void) printf(" size:%lld\n", (longlong_t)info->pr_size);
264 264 else
265 265 (void) printf(" rdev:%u,%u\n",
266 266 (unsigned)info->pr_rmajor, (unsigned)info->pr_rminor);
267 267
268 268 if (!nflag) {
269 269 dofcntl(Pr, info,
270 270 (mode & (S_IFMT|S_ENFMT|S_IXGRP)) == (S_IFREG|S_ENFMT),
271 271 (mode & S_IFMT) == S_IFDOOR);
272 272
273 273 if (Pstate(Pr) != PS_DEAD) {
274 274 char *dev = NULL;
275 275
276 276 if ((mode & S_IFMT) == S_IFSOCK)
277 277 dosocket(Pr, info->pr_fd);
278 278 else if ((mode & S_IFMT) == S_IFIFO)
279 279 dofifo(Pr, info->pr_fd);
280 280
281 281 if ((mode & S_IFMT) == S_IFCHR) {
282 282 /*
283 283 * There's no elegant way to determine
284 284 * if a character device supports TLI,
285 285 * so we lame out and just check a
286 286 * hardcoded list of known TLI devices.
287 287 */
288 288 int i;
289 289 const char *tlidevs[] = {
290 290 "tcp", "tcp6", "udp", "udp6", NULL
291 291 };
292 292
293 293 /* global zone: /devices paths */
294 294 dev = strrchr(info->pr_path, ':');
295 295 /* also check the /dev path for zones */
296 296 if (dev == NULL)
297 297 dev = strrchr(info->pr_path, '/');
298 298 if (dev != NULL) {
299 299 dev++; /* skip past the `:' or '/' */
300 300
301 301 for (i = 0; tlidevs[i] != NULL; i++) {
302 302 if (strcmp(dev, tlidevs[i]) ==
303 303 0) {
304 304 dotli(Pr, info->pr_fd);
305 305 break;
306 306 }
307 307 }
308 308 }
309 309 }
310 310 }
311 311
312 312 if (info->pr_path[0] != '\0')
313 313 (void) printf(" %s\n", info->pr_path);
314 314
315 315 if (info->pr_offset != -1) {
316 316 (void) printf(" offset:%lld\n",
317 317 (long long)info->pr_offset);
318 318 }
319 319 }
320 320 return (0);
321 321 }
322 322
323 323 static void
324 324 show_files(struct ps_prochandle *Pr)
325 325 {
326 326 struct rlimit rlim;
327 327
328 328 if (pr_getrlimit(Pr, RLIMIT_NOFILE, &rlim) == 0) {
329 329 ulong_t nfd = rlim.rlim_cur;
330 330 if (nfd == RLIM_INFINITY)
331 331 (void) printf(
332 332 " Current rlimit: unlimited file descriptors\n");
333 333 else
334 334 (void) printf(
335 335 " Current rlimit: %lu file descriptors\n", nfd);
336 336 }
337 337
338 338 (void) Pfdinfo_iter(Pr, show_file, Pr);
339 339 }
340 340
341 341
342 342 static int
343 343 getflock(struct ps_prochandle *Pr, int fd, struct flock *flock_native)
344 344 {
345 345 int ret;
346 346 #ifdef _LP64
347 347 struct flock64_32 flock_target;
348 348
349 349 if (Pstatus(Pr)->pr_dmodel == PR_MODEL_ILP32) {
350 350 copyflock(flock_target, *flock_native);
351 351 ret = pr_fcntl(Pr, fd, F_GETLK, &flock_target);
352 352 copyflock(*flock_native, flock_target);
353 353 return (ret);
354 354 }
355 355 #endif /* _LP64 */
356 356 ret = pr_fcntl(Pr, fd, F_GETLK, flock_native);
357 357 return (ret);
358 358 }
359 359
360 360 /* examine open file with fcntl() */
361 361 static void
362 362 dofcntl(struct ps_prochandle *Pr, prfdinfo_t *info, int mandatory, int isdoor)
363 363 {
364 364 struct flock flock;
365 365 int fileflags;
366 366 int fdflags;
367 367 int fd;
368 368
369 369 fd = info->pr_fd;
370 370
371 371 fileflags = info->pr_fileflags;
372 372 fdflags = info->pr_fdflags;
373 373
374 374 if (fileflags != -1 || fdflags != -1) {
375 375 (void) printf(" ");
376 376 if (fileflags != -1)
377 377 show_fileflags(fileflags);
378 378 if (fdflags != -1 && (fdflags & FD_CLOEXEC))
379 379 (void) printf(" FD_CLOEXEC");
380 380 if (isdoor && (Pstate(Pr) != PS_DEAD))
381 381 show_door(Pr, fd);
382 382 (void) fputc('\n', stdout);
383 383 } else if (isdoor && (Pstate(Pr) != PS_DEAD)) {
384 384 (void) printf(" ");
385 385 show_door(Pr, fd);
386 386 (void) fputc('\n', stdout);
387 387 }
388 388
389 389 flock.l_type = F_WRLCK;
390 390 flock.l_whence = 0;
391 391 flock.l_start = 0;
392 392 flock.l_len = 0;
393 393 flock.l_sysid = 0;
394 394 flock.l_pid = 0;
395 395 if ((Pstate(Pr) != PS_DEAD) && (getflock(Pr, fd, &flock) != -1)) {
396 396 if (flock.l_type != F_UNLCK && (flock.l_sysid || flock.l_pid)) {
397 397 unsigned long sysid = flock.l_sysid;
398 398
399 399 (void) printf(" %s %s lock set by",
400 400 mandatory ? "mandatory" : "advisory",
401 401 flock.l_type == F_RDLCK? "read" : "write");
402 402 if (sysid)
403 403 (void) printf(" system 0x%lX", sysid);
404 404 if (flock.l_pid)
405 405 (void) printf(" process %d", (int)flock.l_pid);
406 406 (void) fputc('\n', stdout);
407 407 }
408 408 }
409 409 }
410 410
411 411 #define ALL_O_FLAGS O_ACCMODE | O_NDELAY | O_NONBLOCK | O_APPEND | \
412 412 O_SYNC | O_DSYNC | O_RSYNC | O_XATTR | \
413 413 O_CREAT | O_TRUNC | O_EXCL | O_NOCTTY | O_LARGEFILE
414 414
415 415 static void
416 416 show_fileflags(int flags)
417 417 {
418 418 char buffer[136];
419 419 char *str = buffer;
420 420
421 421 switch (flags & O_ACCMODE) {
422 422 case O_RDONLY:
423 423 (void) strcpy(str, "O_RDONLY");
424 424 break;
425 425 case O_WRONLY:
426 426 (void) strcpy(str, "O_WRONLY");
427 427 break;
428 428 case O_RDWR:
429 429 (void) strcpy(str, "O_RDWR");
430 430 break;
431 431 case O_SEARCH:
432 432 (void) strcpy(str, "O_SEARCH");
433 433 break;
434 434 case O_EXEC:
435 435 (void) strcpy(str, "O_EXEC");
436 436 break;
437 437 default:
438 438 (void) sprintf(str, "0x%x", flags & O_ACCMODE);
439 439 break;
440 440 }
441 441
442 442 if (flags & O_NDELAY)
443 443 (void) strcat(str, "|O_NDELAY");
444 444 if (flags & O_NONBLOCK)
445 445 (void) strcat(str, "|O_NONBLOCK");
446 446 if (flags & O_APPEND)
447 447 (void) strcat(str, "|O_APPEND");
448 448 if (flags & O_SYNC)
449 449 (void) strcat(str, "|O_SYNC");
450 450 if (flags & O_DSYNC)
451 451 (void) strcat(str, "|O_DSYNC");
452 452 if (flags & O_RSYNC)
453 453 (void) strcat(str, "|O_RSYNC");
454 454 if (flags & O_CREAT)
455 455 (void) strcat(str, "|O_CREAT");
456 456 if (flags & O_TRUNC)
457 457 (void) strcat(str, "|O_TRUNC");
458 458 if (flags & O_EXCL)
459 459 (void) strcat(str, "|O_EXCL");
460 460 if (flags & O_NOCTTY)
461 461 (void) strcat(str, "|O_NOCTTY");
462 462 if (flags & O_LARGEFILE)
463 463 (void) strcat(str, "|O_LARGEFILE");
464 464 if (flags & O_XATTR)
465 465 (void) strcat(str, "|O_XATTR");
466 466 if (flags & ~(ALL_O_FLAGS))
467 467 (void) sprintf(str + strlen(str), "|0x%x",
468 468 flags & ~(ALL_O_FLAGS));
469 469
470 470 (void) printf("%s", str);
471 471 }
472 472
473 473 /* show process on the other end of a door, socket or fifo */
474 474 static void
475 475 show_peer_process(pid_t ppid)
476 476 {
477 477 psinfo_t psinfo;
478 478
479 479 if (proc_get_psinfo(ppid, &psinfo) == 0)
480 480 (void) printf(" %s[%d]", psinfo.pr_fname, (int)ppid);
481 481 else
482 482 (void) printf(" pid %d", (int)ppid);
483 483 }
484 484
485 485 /* show door info */
486 486 static void
487 487 show_door(struct ps_prochandle *Pr, int fd)
488 488 {
489 489 door_info_t door_info;
490 490
491 491 if (pr_door_info(Pr, fd, &door_info) != 0)
492 492 return;
493 493
494 494 (void) printf(" door to");
495 495 show_peer_process(door_info.di_target);
496 496 }
497 497
498 498 /*
499 499 * Print out the socket address pointed to by `sa'. `len' is only
500 500 * needed for AF_UNIX sockets.
501 501 */
502 502 static void
503 503 show_sockaddr(const char *str, struct sockaddr *sa, socklen_t len)
504 504 {
505 505 struct sockaddr_in *so_in = (struct sockaddr_in *)(void *)sa;
506 506 struct sockaddr_in6 *so_in6 = (struct sockaddr_in6 *)(void *)sa;
507 507 struct sockaddr_un *so_un = (struct sockaddr_un *)sa;
508 508 char abuf[INET6_ADDRSTRLEN];
509 509 const char *p;
510 510
511 511 if (len == 0)
512 512 return;
513 513
514 514 switch (sa->sa_family) {
515 515 default:
516 516 return;
517 517 case AF_INET:
518 518 (void) printf("\t%s: AF_INET %s port: %u\n", str,
519 519 inet_ntop(AF_INET, &so_in->sin_addr, abuf, sizeof (abuf)),
520 520 ntohs(so_in->sin_port));
521 521 return;
522 522 case AF_INET6:
523 523 (void) printf("\t%s: AF_INET6 %s port: %u\n", str,
524 524 inet_ntop(AF_INET6, &so_in6->sin6_addr,
525 525 abuf, sizeof (abuf)),
526 526 ntohs(so_in->sin_port));
527 527 return;
528 528 case AF_UNIX:
529 529 if (len >= sizeof (so_un->sun_family)) {
530 530 /* Null terminate */
531 531 len -= sizeof (so_un->sun_family);
532 532 so_un->sun_path[len] = '\0';
533 533 (void) printf("\t%s: AF_UNIX %s\n",
534 534 str, so_un->sun_path);
535 535 }
536 536 return;
537 537 case AF_IMPLINK: p = "AF_IMPLINK"; break;
538 538 case AF_PUP: p = "AF_PUP"; break;
539 539 case AF_CHAOS: p = "AF_CHAOS"; break;
540 540 case AF_NS: p = "AF_NS"; break;
541 541 case AF_NBS: p = "AF_NBS"; break;
542 542 case AF_ECMA: p = "AF_ECMA"; break;
543 543 case AF_DATAKIT: p = "AF_DATAKIT"; break;
544 544 case AF_CCITT: p = "AF_CCITT"; break;
545 545 case AF_SNA: p = "AF_SNA"; break;
546 546 case AF_DECnet: p = "AF_DECnet"; break;
547 547 case AF_DLI: p = "AF_DLI"; break;
548 548 case AF_LAT: p = "AF_LAT"; break;
549 549 case AF_HYLINK: p = "AF_HYLINK"; break;
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550 550 case AF_APPLETALK: p = "AF_APPLETALK"; break;
551 551 case AF_NIT: p = "AF_NIT"; break;
552 552 case AF_802: p = "AF_802"; break;
553 553 case AF_OSI: p = "AF_OSI"; break;
554 554 case AF_X25: p = "AF_X25"; break;
555 555 case AF_OSINET: p = "AF_OSINET"; break;
556 556 case AF_GOSIP: p = "AF_GOSIP"; break;
557 557 case AF_IPX: p = "AF_IPX"; break;
558 558 case AF_ROUTE: p = "AF_ROUTE"; break;
559 559 case AF_LINK: p = "AF_LINK"; break;
560 + case AF_LX_NETLINK: p = "AF_LX_NETLINK"; break;
560 561 }
561 562
562 563 (void) printf("\t%s: %s\n", str, p);
563 564 }
564 565
565 566 /*
566 567 * Print out the process information for the other end of local sockets
567 568 * and fifos
568 569 */
569 570 static void
570 571 show_ucred(const char *str, ucred_t *cred)
571 572 {
572 573 pid_t upid = ucred_getpid(cred);
573 574 zoneid_t uzid = ucred_getzoneid(cred);
574 575 char zonename[ZONENAME_MAX];
575 576
576 577 if ((upid != -1) || (uzid != -1)) {
577 578 (void) printf("\t%s:", str);
578 579 if (upid != -1) {
579 580 show_peer_process(upid);
580 581 }
581 582 if (uzid != -1) {
582 583 if (getzonenamebyid(uzid, zonename, sizeof (zonename))
583 584 != -1) {
584 585 (void) printf(" zone: %s[%d]", zonename,
585 586 (int)uzid);
586 587 } else {
587 588 (void) printf(" zoneid: %d", (int)uzid);
588 589 }
589 590 }
590 591 (void) printf("\n");
591 592 }
592 593 }
593 594
594 595 static void
595 596 show_socktype(uint_t type)
596 597 {
597 598 static const char *types[] = {
598 599 NULL, "DGRAM", "STREAM", NULL, "RAW", "RDM", "SEQPACKET"
599 600 };
600 601
601 602 if (type < sizeof (types) / sizeof (*types) && types[type] != NULL)
602 603 (void) printf("\tSOCK_%s\n", types[type]);
603 604 else
604 605 (void) printf("\tunknown socket type %u\n", type);
605 606 }
606 607
607 608 #define BUFSIZE 200
608 609 static void
609 610 show_sockopts(struct ps_prochandle *Pr, int fd)
610 611 {
611 612 int val, vlen;
612 613 char buf[BUFSIZE];
613 614 char buf1[32];
614 615 char ipaddr[INET_ADDRSTRLEN];
615 616 int i;
616 617 in_addr_t nexthop_val;
617 618 struct boolopt {
618 619 int level;
619 620 int opt;
620 621 const char *name;
621 622 };
622 623 static struct boolopt boolopts[] = {
623 624 { SOL_SOCKET, SO_DEBUG, "SO_DEBUG," },
624 625 { SOL_SOCKET, SO_REUSEADDR, "SO_REUSEADDR," },
625 626 { SOL_SOCKET, SO_KEEPALIVE, "SO_KEEPALIVE," },
626 627 { SOL_SOCKET, SO_DONTROUTE, "SO_DONTROUTE," },
627 628 { SOL_SOCKET, SO_BROADCAST, "SO_BROADCAST," },
628 629 { SOL_SOCKET, SO_OOBINLINE, "SO_OOBINLINE," },
629 630 { SOL_SOCKET, SO_DGRAM_ERRIND, "SO_DGRAM_ERRIND,"},
630 631 { SOL_SOCKET, SO_ALLZONES, "SO_ALLZONES," },
631 632 { SOL_SOCKET, SO_MAC_EXEMPT, "SO_MAC_EXEMPT," },
632 633 { SOL_SOCKET, SO_MAC_IMPLICIT, "SO_MAC_IMPLICIT," },
633 634 { SOL_SOCKET, SO_EXCLBIND, "SO_EXCLBIND," },
634 635 { SOL_SOCKET, SO_VRRP, "SO_VRRP," },
635 636 { IPPROTO_UDP, UDP_NAT_T_ENDPOINT, "UDP_NAT_T_ENDPOINT," },
636 637 };
637 638 struct linger l;
638 639
639 640 buf[0] = '!'; /* sentinel value, never printed */
640 641 buf[1] = '\0';
641 642
642 643 for (i = 0; i < sizeof (boolopts) / sizeof (boolopts[0]); i++) {
643 644 vlen = sizeof (val);
644 645 if (pr_getsockopt(Pr, fd, boolopts[i].level, boolopts[i].opt,
645 646 &val, &vlen) == 0 && val != 0)
646 647 (void) strlcat(buf, boolopts[i].name, sizeof (buf));
647 648 }
648 649
649 650 vlen = sizeof (l);
650 651 if (pr_getsockopt(Pr, fd, SOL_SOCKET, SO_LINGER, &l, &vlen) == 0 &&
651 652 l.l_onoff != 0) {
652 653 (void) snprintf(buf1, sizeof (buf1), "SO_LINGER(%d),",
653 654 l.l_linger);
654 655 (void) strlcat(buf, buf1, sizeof (buf));
655 656 }
656 657
657 658 vlen = sizeof (val);
658 659 if (pr_getsockopt(Pr, fd, SOL_SOCKET, SO_SNDBUF, &val, &vlen) == 0) {
659 660 (void) snprintf(buf1, sizeof (buf1), "SO_SNDBUF(%d),", val);
660 661 (void) strlcat(buf, buf1, sizeof (buf));
661 662 }
662 663 vlen = sizeof (val);
663 664 if (pr_getsockopt(Pr, fd, SOL_SOCKET, SO_RCVBUF, &val, &vlen) == 0) {
664 665 (void) snprintf(buf1, sizeof (buf1), "SO_RCVBUF(%d),", val);
665 666 (void) strlcat(buf, buf1, sizeof (buf));
666 667 }
667 668 vlen = sizeof (nexthop_val);
668 669 if (pr_getsockopt(Pr, fd, IPPROTO_IP, IP_NEXTHOP, &nexthop_val,
669 670 &vlen) == 0) {
670 671 if (vlen > 0) {
671 672 (void) inet_ntop(AF_INET, (void *) &nexthop_val,
672 673 ipaddr, sizeof (ipaddr));
673 674 (void) snprintf(buf1, sizeof (buf1), "IP_NEXTHOP(%s),",
674 675 ipaddr);
675 676 (void) strlcat(buf, buf1, sizeof (buf));
676 677 }
677 678 }
678 679
679 680 buf[strlen(buf) - 1] = '\0'; /* overwrites sentinel if no options */
680 681 if (buf[1] != '\0')
681 682 (void) printf("\t%s\n", buf+1);
682 683 }
683 684
684 685 #define MAXNALLOC 32
685 686 static void
686 687 show_sockfilters(struct ps_prochandle *Pr, int fd)
687 688 {
688 689 struct fil_info *fi;
689 690 int i = 0, nalloc = 2, len = nalloc * sizeof (*fi);
690 691 boolean_t printhdr = B_TRUE;
691 692
692 693 fi = calloc(nalloc, sizeof (*fi));
693 694 if (fi == NULL) {
694 695 perror("calloc");
695 696 return;
696 697 }
697 698 /* CONSTCOND */
698 699 while (1) {
699 700 if (pr_getsockopt(Pr, fd, SOL_FILTER, FIL_LIST, fi, &len) != 0)
700 701 break;
701 702 /* No filters */
702 703 if (len == 0)
703 704 break;
704 705 /* Make sure buffer was large enough */
705 706 if (fi->fi_pos >= nalloc) {
706 707 struct fil_info *new;
707 708
708 709 nalloc = fi->fi_pos + 1;
709 710 if (nalloc > MAXNALLOC)
710 711 break;
711 712 len = nalloc * sizeof (*fi);
712 713 new = realloc(fi, nalloc * sizeof (*fi));
713 714 if (new == NULL) {
714 715 perror("realloc");
715 716 break;
716 717 }
717 718 fi = new;
718 719 continue;
719 720 }
720 721
721 722 for (i = 0; (i + 1) * sizeof (*fi) <= len; i++) {
722 723 if (fi[i].fi_flags & FILF_BYPASS)
723 724 continue;
724 725 if (printhdr) {
725 726 (void) printf("\tfilters: ");
726 727 printhdr = B_FALSE;
727 728 }
728 729 (void) printf("%s", fi[i].fi_name);
729 730 if (fi[i].fi_flags != 0) {
730 731 (void) printf("(");
731 732 if (fi[i].fi_flags & FILF_AUTO)
732 733 (void) printf("auto,");
733 734 if (fi[i].fi_flags & FILF_PROG)
734 735 (void) printf("prog,");
735 736 (void) printf("\b)");
736 737 }
737 738 if (fi[i].fi_pos == 0) /* last one */
738 739 break;
739 740 (void) printf(",");
740 741 }
741 742 if (!printhdr)
742 743 (void) printf("\n");
743 744 break;
744 745 }
745 746 free(fi);
746 747 }
747 748
748 749 /* print peer credentials for sockets and named pipes */
749 750 static void
750 751 dopeerucred(struct ps_prochandle *Pr, int fd)
751 752 {
752 753 ucred_t *peercred = NULL; /* allocated by getpeerucred */
753 754
754 755 if (pr_getpeerucred(Pr, fd, &peercred) == 0) {
755 756 show_ucred("peer", peercred);
756 757 ucred_free(peercred);
757 758 }
758 759 }
759 760
760 761 /* the file is a socket */
761 762 static void
762 763 dosocket(struct ps_prochandle *Pr, int fd)
763 764 {
764 765 /* A buffer large enough for PATH_MAX size AF_UNIX address */
765 766 long buf[(sizeof (short) + PATH_MAX + sizeof (long) - 1)
766 767 / sizeof (long)];
767 768 struct sockaddr *sa = (struct sockaddr *)buf;
768 769 socklen_t len;
769 770 int type, tlen;
770 771
771 772 tlen = sizeof (type);
772 773 if (pr_getsockopt(Pr, fd, SOL_SOCKET, SO_TYPE, &type, &tlen) == 0)
773 774 show_socktype((uint_t)type);
774 775
775 776 show_sockopts(Pr, fd);
776 777 show_sockfilters(Pr, fd);
777 778
778 779 len = sizeof (buf);
779 780 if (pr_getsockname(Pr, fd, sa, &len) == 0)
780 781 show_sockaddr("sockname", sa, len);
781 782
782 783 len = sizeof (buf);
783 784 if (pr_getpeername(Pr, fd, sa, &len) == 0)
784 785 show_sockaddr("peername", sa, len);
785 786
786 787 dopeerucred(Pr, fd);
787 788 }
788 789
789 790 /* the file is a fifo (aka "named pipe") */
790 791 static void
791 792 dofifo(struct ps_prochandle *Pr, int fd)
792 793 {
793 794 dopeerucred(Pr, fd);
794 795 }
795 796
796 797 /* the file is a TLI endpoint */
797 798 static void
798 799 dotli(struct ps_prochandle *Pr, int fd)
799 800 {
800 801 struct strcmd strcmd;
801 802
802 803 strcmd.sc_len = STRCMDBUFSIZE;
803 804 strcmd.sc_timeout = 5;
804 805
805 806 strcmd.sc_cmd = TI_GETMYNAME;
806 807 if (pr_ioctl(Pr, fd, _I_CMD, &strcmd, sizeof (strcmd)) == 0)
807 808 show_sockaddr("sockname", (void *)&strcmd.sc_buf,
808 809 (size_t)strcmd.sc_len);
809 810
810 811 strcmd.sc_cmd = TI_GETPEERNAME;
811 812 if (pr_ioctl(Pr, fd, _I_CMD, &strcmd, sizeof (strcmd)) == 0)
812 813 show_sockaddr("peername", (void *)&strcmd.sc_buf,
813 814 (size_t)strcmd.sc_len);
814 815 }
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