4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
22 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
26 #pragma ident "%Z%%M% %I% %E% SMI"
28 #include <sys/types.h>
29 #include <sys/param.h>
30 #include <sys/systm.h>
31 #include <sys/sysmacros.h>
32 #include <sys/cmn_err.h>
34 #include <sys/thread.h>
36 #include <sys/fcntl.h>
38 #include <sys/fs/zfs.h>
39 #include <sys/zfs_znode.h>
40 #include <sys/zfs_dir.h>
41 #include <sys/zfs_acl.h>
42 #include <sys/zfs_fuid.h>
45 #include <sys/byteorder.h>
49 #include <sys/atomic.h>
53 * Functions to replay ZFS intent log (ZIL) records
54 * The functions are called through a function vector (zfs_replay_vector)
55 * which is indexed by the transaction type.
59 zfs_init_vattr(vattr_t *vap, uint64_t mask, uint64_t mode,
60 uint64_t uid, uint64_t gid, uint64_t rdev, uint64_t nodeid)
62 bzero(vap, sizeof (*vap));
63 vap->va_mask = (uint_t)mask;
64 vap->va_type = IFTOVT(mode);
65 vap->va_mode = mode & MODEMASK;
66 vap->va_uid = (uid_t)(IS_EPHEMERAL(uid)) ? -1 : uid;
67 vap->va_gid = (gid_t)(IS_EPHEMERAL(gid)) ? -1 : gid;
68 vap->va_rdev = zfs_cmpldev(rdev);
69 vap->va_nodeid = nodeid;
74 zfs_replay_error(zfsvfs_t *zfsvfs, lr_t *lr, boolean_t byteswap)
80 zfs_replay_xvattr(lr_attr_t *lrattr, xvattr_t *xvap)
82 xoptattr_t *xoap = NULL;
89 xvap->xva_vattr.va_mask |= AT_XVATTR;
90 if ((xoap = xva_getxoptattr(xvap)) == NULL) {
91 xvap->xva_vattr.va_mask &= ~AT_XVATTR; /* shouldn't happen */
95 ASSERT(lrattr->lr_attr_masksize == xvap->xva_mapsize);
97 bitmap = &lrattr->lr_attr_bitmap;
98 for (i = 0; i != lrattr->lr_attr_masksize; i++, bitmap++)
99 xvap->xva_reqattrmap[i] = *bitmap;
101 attrs = (uint64_t *)(lrattr + lrattr->lr_attr_masksize - 1);
103 scanstamp = (caddr_t)(crtime + 2);
105 if (XVA_ISSET_REQ(xvap, XAT_HIDDEN))
106 xoap->xoa_hidden = ((*attrs & XAT0_HIDDEN) != 0);
107 if (XVA_ISSET_REQ(xvap, XAT_SYSTEM))
108 xoap->xoa_system = ((*attrs & XAT0_SYSTEM) != 0);
109 if (XVA_ISSET_REQ(xvap, XAT_ARCHIVE))
110 xoap->xoa_archive = ((*attrs & XAT0_ARCHIVE) != 0);
111 if (XVA_ISSET_REQ(xvap, XAT_READONLY))
112 xoap->xoa_readonly = ((*attrs & XAT0_READONLY) != 0);
113 if (XVA_ISSET_REQ(xvap, XAT_IMMUTABLE))
114 xoap->xoa_immutable = ((*attrs & XAT0_IMMUTABLE) != 0);
115 if (XVA_ISSET_REQ(xvap, XAT_NOUNLINK))
116 xoap->xoa_nounlink = ((*attrs & XAT0_NOUNLINK) != 0);
117 if (XVA_ISSET_REQ(xvap, XAT_APPENDONLY))
118 xoap->xoa_appendonly = ((*attrs & XAT0_APPENDONLY) != 0);
119 if (XVA_ISSET_REQ(xvap, XAT_NODUMP))
120 xoap->xoa_nodump = ((*attrs & XAT0_NODUMP) != 0);
121 if (XVA_ISSET_REQ(xvap, XAT_OPAQUE))
122 xoap->xoa_opaque = ((*attrs & XAT0_OPAQUE) != 0);
123 if (XVA_ISSET_REQ(xvap, XAT_AV_MODIFIED))
124 xoap->xoa_av_modified = ((*attrs & XAT0_AV_MODIFIED) != 0);
125 if (XVA_ISSET_REQ(xvap, XAT_AV_QUARANTINED))
126 xoap->xoa_av_quarantined =
127 ((*attrs & XAT0_AV_QUARANTINED) != 0);
128 if (XVA_ISSET_REQ(xvap, XAT_CREATETIME))
129 ZFS_TIME_DECODE(&xoap->xoa_createtime, crtime);
130 if (XVA_ISSET_REQ(xvap, XAT_AV_SCANSTAMP))
131 bcopy(scanstamp, xoap->xoa_av_scanstamp, AV_SCANSTAMP_SZ);
135 zfs_replay_domain_cnt(uint64_t uid, uint64_t gid)
141 uid_idx = FUID_INDEX(uid);
142 gid_idx = FUID_INDEX(gid);
145 if (gid_idx > 0 && gid_idx != uid_idx)
152 zfs_replay_fuid_domain_common(zfs_fuid_info_t *fuid_infop, void *start,
157 for (i = 0; i != domcnt; i++) {
158 fuid_infop->z_domain_table[i] = start;
159 start = (caddr_t)start + strlen(start) + 1;
166 * Set the uid/gid in the fuid_info structure.
169 zfs_replay_fuid_ugid(zfs_fuid_info_t *fuid_infop, uint64_t uid, uint64_t gid)
172 * If owner or group are log specific FUIDs then slurp up
173 * domain information and build zfs_fuid_info_t
175 if (IS_EPHEMERAL(uid))
176 fuid_infop->z_fuid_owner = uid;
178 if (IS_EPHEMERAL(gid))
179 fuid_infop->z_fuid_group = gid;
183 * Load fuid domains into fuid_info_t
185 static zfs_fuid_info_t *
186 zfs_replay_fuid_domain(void *buf, void **end, uint64_t uid, uint64_t gid)
190 zfs_fuid_info_t *fuid_infop;
192 fuid_infop = zfs_fuid_info_alloc();
194 domcnt = zfs_replay_domain_cnt(uid, gid);
199 fuid_infop->z_domain_table =
200 kmem_zalloc(domcnt * sizeof (char **), KM_SLEEP);
202 zfs_replay_fuid_ugid(fuid_infop, uid, gid);
204 fuid_infop->z_domain_cnt = domcnt;
205 *end = zfs_replay_fuid_domain_common(fuid_infop, buf, domcnt);
210 * load zfs_fuid_t's and fuid_domains into fuid_info_t
212 static zfs_fuid_info_t *
213 zfs_replay_fuids(void *start, void **end, int idcnt, int domcnt, uint64_t uid,
216 uint64_t *log_fuid = (uint64_t *)start;
217 zfs_fuid_info_t *fuid_infop;
220 fuid_infop = zfs_fuid_info_alloc();
221 fuid_infop->z_domain_cnt = domcnt;
223 fuid_infop->z_domain_table =
224 kmem_zalloc(domcnt * sizeof (char **), KM_SLEEP);
226 for (i = 0; i != idcnt; i++) {
229 zfuid = kmem_alloc(sizeof (zfs_fuid_t), KM_SLEEP);
230 zfuid->z_logfuid = *log_fuid;
233 list_insert_tail(&fuid_infop->z_fuids, zfuid);
237 zfs_replay_fuid_ugid(fuid_infop, uid, gid);
239 *end = zfs_replay_fuid_domain_common(fuid_infop, log_fuid, domcnt);
244 zfs_replay_swap_attrs(lr_attr_t *lrattr)
246 /* swap the lr_attr structure */
247 byteswap_uint32_array(lrattr, sizeof (*lrattr));
248 /* swap the bitmap */
249 byteswap_uint32_array(lrattr + 1, (lrattr->lr_attr_masksize - 1) *
251 /* swap the attributes, create time + 64 bit word for attributes */
252 byteswap_uint64_array((caddr_t)(lrattr + 1) + (sizeof (uint32_t) *
253 (lrattr->lr_attr_masksize - 1)), 3 * sizeof (uint64_t));
257 * Replay file create with optional ACL, xvattr information as well
258 * as option FUID information.
261 zfs_replay_create_acl(zfsvfs_t *zfsvfs,
262 lr_acl_create_t *lracl, boolean_t byteswap)
264 char *name = NULL; /* location determined later */
265 lr_create_t *lr = (lr_create_t *)lracl;
270 vsecattr_t vsec = { 0 };
279 byteswap_uint64_array(lracl, sizeof (*lracl));
280 txtype = (int)lr->lr_common.lrc_txtype;
281 if (txtype == TX_CREATE_ACL_ATTR ||
282 txtype == TX_MKDIR_ACL_ATTR) {
283 lrattr = (lr_attr_t *)(caddr_t)(lracl + 1);
284 zfs_replay_swap_attrs(lrattr);
285 xvatlen = ZIL_XVAT_SIZE(lrattr->lr_attr_masksize);
288 aclstart = (caddr_t)(lracl + 1) + xvatlen;
289 zfs_ace_byteswap(aclstart, lracl->lr_acl_bytes, B_FALSE);
291 if (lracl->lr_fuidcnt) {
292 byteswap_uint64_array((caddr_t)aclstart +
293 ZIL_ACE_LENGTH(lracl->lr_acl_bytes),
294 lracl->lr_fuidcnt * sizeof (uint64_t));
298 if ((error = zfs_zget(zfsvfs, lr->lr_doid, &dzp)) != 0)
302 zfs_init_vattr(&xva.xva_vattr, AT_TYPE | AT_MODE | AT_UID | AT_GID,
303 lr->lr_mode, lr->lr_uid, lr->lr_gid, lr->lr_rdev, lr->lr_foid);
306 * All forms of zfs create (create, mkdir, mkxattrdir, symlink)
307 * eventually end up in zfs_mknode(), which assigns the object's
308 * creation time and generation number. The generic VOP_CREATE()
309 * doesn't have either concept, so we smuggle the values inside
310 * the vattr's otherwise unused va_ctime and va_nblocks fields.
312 ZFS_TIME_DECODE(&xva.xva_vattr.va_ctime, lr->lr_crtime);
313 xva.xva_vattr.va_nblocks = lr->lr_gen;
315 error = dmu_object_info(zfsvfs->z_os, lr->lr_foid, NULL);
319 if (lr->lr_common.lrc_txtype & TX_CI)
321 switch ((int)lr->lr_common.lrc_txtype) {
323 aclstart = (caddr_t)(lracl + 1);
324 fuidstart = (caddr_t)aclstart +
325 ZIL_ACE_LENGTH(lracl->lr_acl_bytes);
326 zfsvfs->z_fuid_replay = zfs_replay_fuids(fuidstart,
327 (void *)&name, lracl->lr_fuidcnt, lracl->lr_domcnt,
328 lr->lr_uid, lr->lr_gid);
330 case TX_CREATE_ACL_ATTR:
332 lrattr = (lr_attr_t *)(caddr_t)(lracl + 1);
333 xvatlen = ZIL_XVAT_SIZE(lrattr->lr_attr_masksize);
334 xva.xva_vattr.va_mask |= AT_XVATTR;
335 zfs_replay_xvattr(lrattr, &xva);
337 vsec.vsa_mask = VSA_ACE | VSA_ACE_ACLFLAGS;
338 vsec.vsa_aclentp = (caddr_t)(lracl + 1) + xvatlen;
339 vsec.vsa_aclcnt = lracl->lr_aclcnt;
340 vsec.vsa_aclentsz = lracl->lr_acl_bytes;
341 vsec.vsa_aclflags = lracl->lr_acl_flags;
342 if (zfsvfs->z_fuid_replay == NULL) {
343 fuidstart = (caddr_t)(lracl + 1) + xvatlen +
344 ZIL_ACE_LENGTH(lracl->lr_acl_bytes);
345 zfsvfs->z_fuid_replay =
346 zfs_replay_fuids(fuidstart,
347 (void *)&name, lracl->lr_fuidcnt, lracl->lr_domcnt,
348 lr->lr_uid, lr->lr_gid);
351 error = VOP_CREATE(ZTOV(dzp), name, &xva.xva_vattr,
352 0, 0, &vp, kcred, vflg, NULL, &vsec);
355 aclstart = (caddr_t)(lracl + 1);
356 fuidstart = (caddr_t)aclstart +
357 ZIL_ACE_LENGTH(lracl->lr_acl_bytes);
358 zfsvfs->z_fuid_replay = zfs_replay_fuids(fuidstart,
359 (void *)&name, lracl->lr_fuidcnt, lracl->lr_domcnt,
360 lr->lr_uid, lr->lr_gid);
362 case TX_MKDIR_ACL_ATTR:
364 lrattr = (lr_attr_t *)(caddr_t)(lracl + 1);
365 xvatlen = ZIL_XVAT_SIZE(lrattr->lr_attr_masksize);
366 zfs_replay_xvattr(lrattr, &xva);
368 vsec.vsa_mask = VSA_ACE | VSA_ACE_ACLFLAGS;
369 vsec.vsa_aclentp = (caddr_t)(lracl + 1) + xvatlen;
370 vsec.vsa_aclcnt = lracl->lr_aclcnt;
371 vsec.vsa_aclentsz = lracl->lr_acl_bytes;
372 vsec.vsa_aclflags = lracl->lr_acl_flags;
373 if (zfsvfs->z_fuid_replay == NULL) {
374 fuidstart = (caddr_t)(lracl + 1) + xvatlen +
375 ZIL_ACE_LENGTH(lracl->lr_acl_bytes);
376 zfsvfs->z_fuid_replay =
377 zfs_replay_fuids(fuidstart,
378 (void *)&name, lracl->lr_fuidcnt, lracl->lr_domcnt,
379 lr->lr_uid, lr->lr_gid);
381 error = VOP_MKDIR(ZTOV(dzp), name, &xva.xva_vattr,
382 &vp, kcred, NULL, vflg, &vsec);
389 if (error == 0 && vp != NULL)
394 zfs_fuid_info_free(zfsvfs->z_fuid_replay);
395 zfsvfs->z_fuid_replay = NULL;
401 zfs_replay_create(zfsvfs_t *zfsvfs, lr_create_t *lr, boolean_t byteswap)
403 char *name = NULL; /* location determined later */
404 char *link; /* symlink content follows name */
409 size_t lrsize = sizeof (lr_create_t);
417 byteswap_uint64_array(lr, sizeof (*lr));
418 txtype = (int)lr->lr_common.lrc_txtype;
419 if (txtype == TX_CREATE_ATTR || txtype == TX_MKDIR_ATTR)
420 zfs_replay_swap_attrs((lr_attr_t *)(lr + 1));
424 if ((error = zfs_zget(zfsvfs, lr->lr_doid, &dzp)) != 0)
428 zfs_init_vattr(&xva.xva_vattr, AT_TYPE | AT_MODE | AT_UID | AT_GID,
429 lr->lr_mode, lr->lr_uid, lr->lr_gid, lr->lr_rdev, lr->lr_foid);
432 * All forms of zfs create (create, mkdir, mkxattrdir, symlink)
433 * eventually end up in zfs_mknode(), which assigns the object's
434 * creation time and generation number. The generic VOP_CREATE()
435 * doesn't have either concept, so we smuggle the values inside
436 * the vattr's otherwise unused va_ctime and va_nblocks fields.
438 ZFS_TIME_DECODE(&xva.xva_vattr.va_ctime, lr->lr_crtime);
439 xva.xva_vattr.va_nblocks = lr->lr_gen;
441 error = dmu_object_info(zfsvfs->z_os, lr->lr_foid, NULL);
445 if (lr->lr_common.lrc_txtype & TX_CI)
449 * Symlinks don't have fuid info, and CIFS never creates
452 * The _ATTR versions will grab the fuid info in their subcases.
454 if ((int)lr->lr_common.lrc_txtype != TX_SYMLINK &&
455 (int)lr->lr_common.lrc_txtype != TX_MKDIR_ATTR &&
456 (int)lr->lr_common.lrc_txtype != TX_CREATE_ATTR) {
458 zfsvfs->z_fuid_replay =
459 zfs_replay_fuid_domain(start, &start,
460 lr->lr_uid, lr->lr_gid);
463 switch ((int)lr->lr_common.lrc_txtype) {
465 lrattr = (lr_attr_t *)(caddr_t)(lr + 1);
466 xvatlen = ZIL_XVAT_SIZE(lrattr->lr_attr_masksize);
467 zfs_replay_xvattr((lr_attr_t *)((caddr_t)lr + lrsize), &xva);
468 start = (caddr_t)(lr + 1) + xvatlen;
469 zfsvfs->z_fuid_replay =
470 zfs_replay_fuid_domain(start, &start,
471 lr->lr_uid, lr->lr_gid);
472 name = (char *)start;
477 name = (char *)start;
479 error = VOP_CREATE(ZTOV(dzp), name, &xva.xva_vattr,
480 0, 0, &vp, kcred, vflg, NULL, NULL);
483 lrattr = (lr_attr_t *)(caddr_t)(lr + 1);
484 xvatlen = ZIL_XVAT_SIZE(lrattr->lr_attr_masksize);
485 zfs_replay_xvattr((lr_attr_t *)((caddr_t)lr + lrsize), &xva);
486 start = (caddr_t)(lr + 1) + xvatlen;
487 zfsvfs->z_fuid_replay =
488 zfs_replay_fuid_domain(start, &start,
489 lr->lr_uid, lr->lr_gid);
490 name = (char *)start;
495 name = (char *)(lr + 1);
497 error = VOP_MKDIR(ZTOV(dzp), name, &xva.xva_vattr,
498 &vp, kcred, NULL, vflg, NULL);
501 name = (char *)(lr + 1);
502 error = zfs_make_xattrdir(dzp, &xva.xva_vattr, &vp, kcred);
505 name = (char *)(lr + 1);
506 link = name + strlen(name) + 1;
507 error = VOP_SYMLINK(ZTOV(dzp), name, &xva.xva_vattr,
508 link, kcred, NULL, vflg);
515 if (error == 0 && vp != NULL)
520 if (zfsvfs->z_fuid_replay)
521 zfs_fuid_info_free(zfsvfs->z_fuid_replay);
522 zfsvfs->z_fuid_replay = NULL;
527 zfs_replay_remove(zfsvfs_t *zfsvfs, lr_remove_t *lr, boolean_t byteswap)
529 char *name = (char *)(lr + 1); /* name follows lr_remove_t */
535 byteswap_uint64_array(lr, sizeof (*lr));
537 if ((error = zfs_zget(zfsvfs, lr->lr_doid, &dzp)) != 0)
540 if (lr->lr_common.lrc_txtype & TX_CI)
543 switch ((int)lr->lr_common.lrc_txtype) {
545 error = VOP_REMOVE(ZTOV(dzp), name, kcred, NULL, vflg);
548 error = VOP_RMDIR(ZTOV(dzp), name, NULL, kcred, NULL, vflg);
560 zfs_replay_link(zfsvfs_t *zfsvfs, lr_link_t *lr, boolean_t byteswap)
562 char *name = (char *)(lr + 1); /* name follows lr_link_t */
568 byteswap_uint64_array(lr, sizeof (*lr));
570 if ((error = zfs_zget(zfsvfs, lr->lr_doid, &dzp)) != 0)
573 if ((error = zfs_zget(zfsvfs, lr->lr_link_obj, &zp)) != 0) {
578 if (lr->lr_common.lrc_txtype & TX_CI)
581 error = VOP_LINK(ZTOV(dzp), ZTOV(zp), name, kcred, NULL, vflg);
590 zfs_replay_rename(zfsvfs_t *zfsvfs, lr_rename_t *lr, boolean_t byteswap)
592 char *sname = (char *)(lr + 1); /* sname and tname follow lr_rename_t */
593 char *tname = sname + strlen(sname) + 1;
594 znode_t *sdzp, *tdzp;
599 byteswap_uint64_array(lr, sizeof (*lr));
601 if ((error = zfs_zget(zfsvfs, lr->lr_sdoid, &sdzp)) != 0)
604 if ((error = zfs_zget(zfsvfs, lr->lr_tdoid, &tdzp)) != 0) {
609 if (lr->lr_common.lrc_txtype & TX_CI)
612 error = VOP_RENAME(ZTOV(sdzp), sname, ZTOV(tdzp), tname, kcred,
622 zfs_replay_write(zfsvfs_t *zfsvfs, lr_write_t *lr, boolean_t byteswap)
624 char *data = (char *)(lr + 1); /* data follows lr_write_t */
630 byteswap_uint64_array(lr, sizeof (*lr));
632 if ((error = zfs_zget(zfsvfs, lr->lr_foid, &zp)) != 0) {
634 * As we can log writes out of order, it's possible the
635 * file has been removed. In this case just drop the write
636 * and return success.
643 error = vn_rdwr(UIO_WRITE, ZTOV(zp), data, lr->lr_length,
644 lr->lr_offset, UIO_SYSSPACE, 0, RLIM64_INFINITY, kcred, &resid);
652 zfs_replay_truncate(zfsvfs_t *zfsvfs, lr_truncate_t *lr, boolean_t byteswap)
659 byteswap_uint64_array(lr, sizeof (*lr));
661 if ((error = zfs_zget(zfsvfs, lr->lr_foid, &zp)) != 0) {
663 * As we can log truncates out of order, it's possible the
664 * file has been removed. In this case just drop the truncate
665 * and return success.
672 bzero(&fl, sizeof (fl));
675 fl.l_start = lr->lr_offset;
676 fl.l_len = lr->lr_length;
678 error = VOP_SPACE(ZTOV(zp), F_FREESP, &fl, FWRITE | FOFFMAX,
679 lr->lr_offset, kcred, NULL);
687 zfs_replay_setattr(zfsvfs_t *zfsvfs, lr_setattr_t *lr, boolean_t byteswap)
691 vattr_t *vap = &xva.xva_vattr;
697 byteswap_uint64_array(lr, sizeof (*lr));
699 if ((lr->lr_mask & AT_XVATTR) &&
700 zfsvfs->z_version >= ZPL_VERSION_INITIAL)
701 zfs_replay_swap_attrs((lr_attr_t *)(lr + 1));
704 if ((error = zfs_zget(zfsvfs, lr->lr_foid, &zp)) != 0) {
706 * As we can log setattrs out of order, it's possible the
707 * file has been removed. In this case just drop the setattr
708 * and return success.
715 zfs_init_vattr(vap, lr->lr_mask, lr->lr_mode,
716 lr->lr_uid, lr->lr_gid, 0, lr->lr_foid);
718 vap->va_size = lr->lr_size;
719 ZFS_TIME_DECODE(&vap->va_atime, lr->lr_atime);
720 ZFS_TIME_DECODE(&vap->va_mtime, lr->lr_mtime);
723 * Fill in xvattr_t portions if necessary.
726 start = (lr_setattr_t *)(lr + 1);
727 if (vap->va_mask & AT_XVATTR) {
728 zfs_replay_xvattr((lr_attr_t *)start, &xva);
729 start = (caddr_t)start +
730 ZIL_XVAT_SIZE(((lr_attr_t *)start)->lr_attr_masksize);
732 xva.xva_vattr.va_mask &= ~AT_XVATTR;
734 zfsvfs->z_fuid_replay = zfs_replay_fuid_domain(start, &start,
735 lr->lr_uid, lr->lr_gid);
737 error = VOP_SETATTR(ZTOV(zp), vap, 0, kcred, NULL);
739 zfs_fuid_info_free(zfsvfs->z_fuid_replay);
740 zfsvfs->z_fuid_replay = NULL;
747 zfs_replay_acl_v0(zfsvfs_t *zfsvfs, lr_acl_v0_t *lr, boolean_t byteswap)
749 ace_t *ace = (ace_t *)(lr + 1); /* ace array follows lr_acl_t */
755 byteswap_uint64_array(lr, sizeof (*lr));
756 zfs_oldace_byteswap(ace, lr->lr_aclcnt);
759 if ((error = zfs_zget(zfsvfs, lr->lr_foid, &zp)) != 0) {
761 * As we can log acls out of order, it's possible the
762 * file has been removed. In this case just drop the acl
763 * and return success.
770 bzero(&vsa, sizeof (vsa));
771 vsa.vsa_mask = VSA_ACE | VSA_ACECNT;
772 vsa.vsa_aclcnt = lr->lr_aclcnt;
773 vsa.vsa_aclentsz = sizeof (ace_t) * vsa.vsa_aclcnt;
774 vsa.vsa_aclflags = 0;
775 vsa.vsa_aclentp = ace;
777 error = VOP_SETSECATTR(ZTOV(zp), &vsa, 0, kcred, NULL);
785 * Replaying ACLs is complicated by FUID support.
786 * The log record may contain some optional data
787 * to be used for replaying FUID's. These pieces
788 * are the actual FUIDs that were created initially.
789 * The FUID table index may no longer be valid and
790 * during zfs_create() a new index may be assigned.
791 * Because of this the log will contain the original
792 * doman+rid in order to create a new FUID.
794 * The individual ACEs may contain an ephemeral uid/gid which is no
795 * longer valid and will need to be replaced with an actual FUID.
799 zfs_replay_acl(zfsvfs_t *zfsvfs, lr_acl_t *lr, boolean_t byteswap)
801 ace_t *ace = (ace_t *)(lr + 1);
807 byteswap_uint64_array(lr, sizeof (*lr));
808 zfs_ace_byteswap(ace, lr->lr_acl_bytes, B_FALSE);
809 if (lr->lr_fuidcnt) {
810 byteswap_uint64_array((caddr_t)ace +
811 ZIL_ACE_LENGTH(lr->lr_acl_bytes),
812 lr->lr_fuidcnt * sizeof (uint64_t));
816 if ((error = zfs_zget(zfsvfs, lr->lr_foid, &zp)) != 0) {
818 * As we can log acls out of order, it's possible the
819 * file has been removed. In this case just drop the acl
820 * and return success.
827 bzero(&vsa, sizeof (vsa));
828 vsa.vsa_mask = VSA_ACE | VSA_ACECNT | VSA_ACE_ACLFLAGS;
829 vsa.vsa_aclcnt = lr->lr_aclcnt;
830 vsa.vsa_aclentp = ace;
831 vsa.vsa_aclentsz = lr->lr_acl_bytes;
832 vsa.vsa_aclflags = lr->lr_acl_flags;
834 if (lr->lr_fuidcnt) {
835 void *fuidstart = (caddr_t)ace +
836 ZIL_ACE_LENGTH(lr->lr_acl_bytes);
838 zfsvfs->z_fuid_replay =
839 zfs_replay_fuids(fuidstart, &fuidstart,
840 lr->lr_fuidcnt, lr->lr_domcnt, 0, 0);
843 error = VOP_SETSECATTR(ZTOV(zp), &vsa, 0, kcred, NULL);
845 if (zfsvfs->z_fuid_replay)
846 zfs_fuid_info_free(zfsvfs->z_fuid_replay);
848 zfsvfs->z_fuid_replay = NULL;
855 * Callback vectors for replaying records
857 zil_replay_func_t *zfs_replay_vector[TX_MAX_TYPE] = {
858 zfs_replay_error, /* 0 no such transaction type */
859 zfs_replay_create, /* TX_CREATE */
860 zfs_replay_create, /* TX_MKDIR */
861 zfs_replay_create, /* TX_MKXATTR */
862 zfs_replay_create, /* TX_SYMLINK */
863 zfs_replay_remove, /* TX_REMOVE */
864 zfs_replay_remove, /* TX_RMDIR */
865 zfs_replay_link, /* TX_LINK */
866 zfs_replay_rename, /* TX_RENAME */
867 zfs_replay_write, /* TX_WRITE */
868 zfs_replay_truncate, /* TX_TRUNCATE */
869 zfs_replay_setattr, /* TX_SETATTR */
870 zfs_replay_acl_v0, /* TX_ACL_V0 */
871 zfs_replay_acl, /* TX_ACL */
872 zfs_replay_create_acl, /* TX_CREATE_ACL */
873 zfs_replay_create, /* TX_CREATE_ATTR */
874 zfs_replay_create_acl, /* TX_CREATE_ACL_ATTR */
875 zfs_replay_create_acl, /* TX_MKDIR_ACL */
876 zfs_replay_create, /* TX_MKDIR_ATTR */
877 zfs_replay_create_acl, /* TX_MKDIR_ACL_ATTR */