4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; if not, write to the
18 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 * Boston, MA 021110-1307, USA
24 * Copyright (c) 2012, 2014, Intel Corporation.
25 * Use is subject to license terms.
27 * Author: Johann Lombardi <johann@whamcloud.com>
28 * Author: Niu Yawei <niu@whamcloud.com>
31 #include <lustre_quota.h>
32 #include "osd_internal.h"
35 * Helpers function to find out the quota type (USRQUOTA/GRPQUOTA) of a
38 static inline int fid2type(const struct lu_fid *fid)
40 LASSERT(fid_is_acct(fid));
41 if (fid_oid(fid) == ACCT_GROUP_OID)
46 static inline int obj2type(struct dt_object *obj)
48 return fid2type(lu_object_fid(&obj->do_lu));
52 * Space Accounting Management
56 * Look up an accounting object based on its fid.
58 * \param info - is the osd thread info passed by the caller
59 * \param osd - is the osd device
60 * \param fid - is the fid of the accounting object we want to look up
61 * \param id - is the osd_inode_id struct to fill with the inode number of
62 * the quota file if the lookup is successful
64 int osd_acct_obj_lookup(struct osd_thread_info *info, struct osd_device *osd,
65 const struct lu_fid *fid, struct osd_inode_id *id)
67 struct super_block *sb = osd_sb(osd);
68 unsigned long qf_inums[2] = {
69 le32_to_cpu(LDISKFS_SB(sb)->s_es->s_usr_quota_inum),
70 le32_to_cpu(LDISKFS_SB(sb)->s_es->s_grp_quota_inum)
74 LASSERT(fid_is_acct(fid));
76 if (!LDISKFS_HAS_RO_COMPAT_FEATURE(sb,
77 LDISKFS_FEATURE_RO_COMPAT_QUOTA))
80 id->oii_gen = OSD_OII_NOGEN;
81 id->oii_ino = qf_inums[fid2type(fid)];
82 if (!ldiskfs_valid_inum(sb, id->oii_ino))
88 * Return space usage (#blocks & #inodes) consumed by a given uid or gid.
90 * \param env - is the environment passed by the caller
91 * \param dtobj - is the accounting object
92 * \param dtrec - is the record to fill with space usage information
93 * \param dtkey - is the id the of the user or group for which we would
94 * like to access disk usage.
96 * \retval +ve - success : exact match
97 * \retval -ve - failure
99 static int osd_acct_index_lookup(const struct lu_env *env,
100 struct dt_object *dtobj,
101 struct dt_rec *dtrec,
102 const struct dt_key *dtkey)
104 struct osd_thread_info *info = osd_oti_get(env);
105 #ifdef HAVE_DQUOT_FS_DISK_QUOTA
106 struct fs_disk_quota *dqblk = &info->oti_fdq;
108 struct if_dqblk *dqblk = &info->oti_dqblk;
110 struct super_block *sb = osd_sb(osd_obj2dev(osd_dt_obj(dtobj)));
111 struct lquota_acct_rec *rec = (struct lquota_acct_rec *)dtrec;
112 __u64 id = *((__u64 *)dtkey);
114 #ifdef HAVE_DQUOT_KQID
120 memset((void *)dqblk, 0, sizeof(struct obd_dqblk));
121 #ifdef HAVE_DQUOT_KQID
122 qid = make_kqid(&init_user_ns, obj2type(dtobj), id);
123 rc = sb->s_qcop->get_dqblk(sb, qid, dqblk);
125 rc = sb->s_qcop->get_dqblk(sb, obj2type(dtobj), (qid_t) id, dqblk);
129 #ifdef HAVE_DQUOT_FS_DISK_QUOTA
130 rec->bspace = dqblk->d_bcount;
131 rec->ispace = dqblk->d_icount;
133 rec->bspace = dqblk->dqb_curspace;
134 rec->ispace = dqblk->dqb_curinodes;
139 #define QUOTA_IT_READ_ERROR(it, rc) \
140 CERROR("%s: Error while trying to read quota information, " \
141 "failed with %d\n", \
142 osd_dev(it->oiq_obj->oo_dt.do_lu.lo_dev)->od_svname, rc); \
145 * Initialize osd Iterator for given osd index object.
147 * \param dt - osd index object
148 * \param attr - not used
150 static struct dt_it *osd_it_acct_init(const struct lu_env *env,
151 struct dt_object *dt,
154 struct osd_it_quota *it;
155 struct lu_object *lo = &dt->do_lu;
156 struct osd_object *obj = osd_dt_obj(dt);
160 LASSERT(lu_object_exists(lo));
164 RETURN(ERR_PTR(-ENOMEM));
168 INIT_LIST_HEAD(&it->oiq_list);
170 /* LUSTRE_DQTREEOFF is the initial offset where the tree can be found */
171 it->oiq_blk[0] = LUSTRE_DQTREEOFF;
173 /* NB: we don't need to store the tree depth since it is always
174 * equal to LUSTRE_DQTREEDEPTH - 1 (root has depth = 0) for a leaf
176 RETURN((struct dt_it *)it);
180 * Free given iterator.
182 * \param di - osd iterator
184 static void osd_it_acct_fini(const struct lu_env *env, struct dt_it *di)
186 struct osd_it_quota *it = (struct osd_it_quota *)di;
187 struct osd_quota_leaf *leaf, *tmp;
190 lu_object_put(env, &it->oiq_obj->oo_dt.do_lu);
192 list_for_each_entry_safe(leaf, tmp, &it->oiq_list, oql_link) {
193 list_del_init(&leaf->oql_link);
203 * Move Iterator to record specified by \a key, if the \a key isn't found,
204 * move to the first valid record.
206 * \param di - osd iterator
207 * \param key - uid or gid
209 * \retval +ve - di points to the first valid record
210 * \retval +1 - di points to exact matched key
211 * \retval -ve - failure
213 static int osd_it_acct_get(const struct lu_env *env, struct dt_it *di,
214 const struct dt_key *key)
216 struct osd_it_quota *it = (struct osd_it_quota *)di;
217 const struct lu_fid *fid =
218 lu_object_fid(&it->oiq_obj->oo_dt.do_lu);
219 int type = fid2type(fid);
220 qid_t dqid = *(qid_t *)key;
226 offset = find_tree_dqentry(env, it->oiq_obj, type, dqid,
227 LUSTRE_DQTREEOFF, 0, it);
228 if (offset > 0) { /* Found */
230 } else if (offset < 0) { /* Error */
231 QUOTA_IT_READ_ERROR(it, (int)offset);
235 /* The @key is not found, move to the first valid entry */
236 rc = walk_tree_dqentry(env, it->oiq_obj, type, it->oiq_blk[0], 0,
249 * \param di - osd iterator
251 static void osd_it_acct_put(const struct lu_env *env, struct dt_it *di)
256 static int osd_it_add_processed(struct osd_it_quota *it, int depth)
258 struct osd_quota_leaf *leaf;
263 INIT_LIST_HEAD(&leaf->oql_link);
264 leaf->oql_blk = it->oiq_blk[depth];
265 list_add_tail(&leaf->oql_link, &it->oiq_list);
270 * Move on to the next valid entry.
272 * \param di - osd iterator
274 * \retval +ve - iterator reached the end
275 * \retval 0 - iterator has not reached the end yet
276 * \retval -ve - unexpected failure
278 static int osd_it_acct_next(const struct lu_env *env, struct dt_it *di)
280 struct osd_it_quota *it = (struct osd_it_quota *)di;
281 const struct lu_fid *fid =
282 lu_object_fid(&it->oiq_obj->oo_dt.do_lu);
283 int type = fid2type(fid);
289 /* Let's first check if there are any remaining valid entry in the
290 * current leaf block. Start with the next entry after the current one.
292 depth = LUSTRE_DQTREEDEPTH;
293 index = it->oiq_index[depth];
294 if (++index < LUSTRE_DQSTRINBLK) {
295 /* Search for the next valid entry from current index */
296 rc = walk_block_dqentry(env, it->oiq_obj, type,
297 it->oiq_blk[depth], index, it);
299 QUOTA_IT_READ_ERROR(it, rc);
301 } else if (rc == 0) {
302 /* Found on entry, @it is already updated to the
303 * new position in walk_block_dqentry(). */
306 rc = osd_it_add_processed(it, depth);
311 rc = osd_it_add_processed(it, depth);
317 /* We have consumed all the entries of the current leaf block, move on
318 * to the next one. */
321 /* We keep searching as long as walk_tree_dqentry() returns +1
322 * (= no valid entry found). */
323 for (; depth >= 0 && rc > 0; depth--) {
324 index = it->oiq_index[depth];
327 rc = walk_tree_dqentry(env, it->oiq_obj, type,
328 it->oiq_blk[depth], depth, index, it);
332 QUOTA_IT_READ_ERROR(it, rc);
337 * Return pointer to the key under iterator.
339 * \param di - osd iterator
341 static struct dt_key *osd_it_acct_key(const struct lu_env *env,
342 const struct dt_it *di)
344 struct osd_it_quota *it = (struct osd_it_quota *)di;
347 RETURN((struct dt_key *)&it->oiq_id);
351 * Return size of key under iterator (in bytes)
353 * \param di - osd iterator
355 static int osd_it_acct_key_size(const struct lu_env *env,
356 const struct dt_it *di)
358 struct osd_it_quota *it = (struct osd_it_quota *)di;
361 RETURN((int)sizeof(it->oiq_id));
365 * Return pointer to the record under iterator.
367 * \param di - osd iterator
368 * \param attr - not used
370 static int osd_it_acct_rec(const struct lu_env *env,
371 const struct dt_it *di,
372 struct dt_rec *dtrec, __u32 attr)
374 struct osd_it_quota *it = (struct osd_it_quota *)di;
375 const struct dt_key *key = osd_it_acct_key(env, di);
380 rc = osd_acct_index_lookup(env, &it->oiq_obj->oo_dt, dtrec, key);
381 RETURN(rc > 0 ? 0 : rc);
385 * Returns cookie for current Iterator position.
387 * \param di - osd iterator
389 static __u64 osd_it_acct_store(const struct lu_env *env,
390 const struct dt_it *di)
392 struct osd_it_quota *it = (struct osd_it_quota *)di;
399 * Restore iterator from cookie. if the \a hash isn't found,
400 * restore the first valid record.
402 * \param di - osd iterator
403 * \param hash - iterator location cookie
405 * \retval +ve - di points to the first valid record
406 * \retval +1 - di points to exact matched hash
407 * \retval -ve - failure
409 static int osd_it_acct_load(const struct lu_env *env,
410 const struct dt_it *di, __u64 hash)
413 RETURN(osd_it_acct_get(env, (struct dt_it *)di,
414 (const struct dt_key *)&hash));
418 * Index and Iterator operations for accounting objects
420 const struct dt_index_operations osd_acct_index_ops = {
421 .dio_lookup = osd_acct_index_lookup,
423 .init = osd_it_acct_init,
424 .fini = osd_it_acct_fini,
425 .get = osd_it_acct_get,
426 .put = osd_it_acct_put,
427 .next = osd_it_acct_next,
428 .key = osd_it_acct_key,
429 .key_size = osd_it_acct_key_size,
430 .rec = osd_it_acct_rec,
431 .store = osd_it_acct_store,
432 .load = osd_it_acct_load
436 static inline void osd_quota_swab(char *ptr, size_t size)
440 LASSERT((size & (sizeof(__u64) - 1)) == 0);
442 for (offset = 0; offset < size; offset += sizeof(__u64))
443 __swab64s((__u64 *)(ptr + offset));
446 const struct dt_rec *osd_quota_pack(struct osd_object *obj,
447 const struct dt_rec *rec,
448 union lquota_rec *quota_rec)
451 struct iam_descr *descr;
453 LASSERT(obj->oo_dir != NULL);
454 descr = obj->oo_dir->od_container.ic_descr;
456 memcpy(quota_rec, rec, descr->id_rec_size);
458 osd_quota_swab((char *)quota_rec, descr->id_rec_size);
459 return (const struct dt_rec *)quota_rec;
465 void osd_quota_unpack(struct osd_object *obj, const struct dt_rec *rec)
468 struct iam_descr *descr;
470 LASSERT(obj->oo_dir != NULL);
471 descr = obj->oo_dir->od_container.ic_descr;
473 osd_quota_swab((char *)rec, descr->id_rec_size);
479 static inline int osd_qid_type(struct osd_thandle *oh, int i)
481 return (oh->ot_id_type & (1 << i)) ? GRPQUOTA : USRQUOTA;
484 static inline void osd_qid_set_type(struct osd_thandle *oh, int i, int type)
486 oh->ot_id_type |= ((type == GRPQUOTA) ? (1 << i) : 0);
490 * Reserve journal credits for quota files update first, then call
491 * ->op_begin() to perform quota enforcement.
493 * \param env - the environment passed by the caller
494 * \param oh - osd transaction handle
495 * \param qi - quota id & space required for this operation
496 * \param obj - osd object, could be NULL when it's under create
497 * \param enforce - whether to perform quota enforcement
498 * \param flags - if the operation is write, return no user quota, no
499 * group quota, or sync commit flags to the caller
501 * \retval 0 - success
502 * \retval -ve - failure
504 int osd_declare_qid(const struct lu_env *env, struct osd_thandle *oh,
505 struct lquota_id_info *qi, struct osd_object *obj,
506 bool enforce, int *flags)
508 struct osd_device *dev = osd_dt_dev(oh->ot_super.th_dev);
509 struct qsd_instance *qsd = dev->od_quota_slave;
510 struct inode *inode = NULL;
516 LASSERTF(oh->ot_id_cnt <= OSD_MAX_UGID_CNT, "count=%d\n",
519 for (i = 0; i < oh->ot_id_cnt; i++) {
520 if (oh->ot_id_array[i] == qi->lqi_id.qid_uid &&
521 osd_qid_type(oh, i) == qi->lqi_type) {
528 /* we need to account for credits for this new ID */
529 if (i >= OSD_MAX_UGID_CNT) {
530 CERROR("Too many(%d) trans qids!\n", i + 1);
535 inode = obj->oo_inode;
537 /* root ID entry should be always present in the quota file */
538 if (qi->lqi_id.qid_uid == 0) {
541 /* used space for this ID could be dropped to zero,
542 * reserve extra credits for removing ID entry from
544 if (qi->lqi_space < 0)
545 crd = LDISKFS_QUOTA_DEL_BLOCKS(osd_sb(dev));
546 /* reserve credits for adding ID entry to the quota
547 * file if the i_dquot isn't initialized yet. */
548 else if (inode == NULL ||
549 inode->i_dquot[qi->lqi_type] == NULL)
550 crd = LDISKFS_QUOTA_INIT_BLOCKS(osd_sb(dev));
555 osd_trans_declare_op(env, oh, OSD_OT_QUOTA, crd);
557 oh->ot_id_array[i] = qi->lqi_id.qid_uid;
558 osd_qid_set_type(oh, i, qi->lqi_type);
562 if (unlikely(qsd == NULL))
563 /* quota slave instance hasn't been allocated yet */
568 rc = qsd_op_begin(env, qsd, oh->ot_quota_trans, qi, flags);
573 * Wrapper for osd_declare_qid()
575 * \param env - the environment passed by the caller
576 * \param uid - user id of the inode
577 * \param gid - group id of the inode
578 * \param space - how many blocks/inodes will be consumed/released
579 * \param oh - osd transaction handle
580 * \param obj - osd object, could be NULL when it's under create
581 * \param is_blk - block quota or inode quota?
582 * \param flags - if the operation is write, return no user quota, no
583 * group quota, or sync commit flags to the caller
584 * \param force - set to 1 when changes are performed by root user and thus
585 * can't failed with EDQUOT
587 * \retval 0 - success
588 * \retval -ve - failure
590 int osd_declare_inode_qid(const struct lu_env *env, qid_t uid, qid_t gid,
591 long long space, struct osd_thandle *oh,
592 struct osd_object *obj, bool is_blk, int *flags,
595 struct osd_thread_info *info = osd_oti_get(env);
596 struct lquota_id_info *qi = &info->oti_qi;
597 int rcu, rcg; /* user & group rc */
600 /* let's start with user quota */
601 qi->lqi_id.qid_uid = uid;
602 qi->lqi_type = USRQUOTA;
603 qi->lqi_space = space;
604 qi->lqi_is_blk = is_blk;
605 rcu = osd_declare_qid(env, oh, qi, obj, true, flags);
607 if (force && (rcu == -EDQUOT || rcu == -EINPROGRESS))
608 /* ignore EDQUOT & EINPROGRESS when changes are done by root */
611 /* For non-fatal error, we want to continue to get the noquota flags
612 * for group id. This is only for commit write, which has @flags passed
613 * in. See osd_declare_write_commit().
614 * When force is set to true, we also want to proceed with the gid */
615 if (rcu && (rcu != -EDQUOT || flags == NULL))
618 /* and now group quota */
619 qi->lqi_id.qid_gid = gid;
620 qi->lqi_type = GRPQUOTA;
621 rcg = osd_declare_qid(env, oh, qi, obj, true, flags);
623 if (force && (rcg == -EDQUOT || rcg == -EINPROGRESS))
624 /* as before, ignore EDQUOT & EINPROGRESS for root */
627 RETURN(rcu ? rcu : rcg);
630 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 7, 53, 0)
631 /* Following code is used to migrate old admin quota files (in Linux quota
632 * file v2 format) into the new quota global indexes (in IAM format). */
634 /* copied from osd_it_acct_get(), only changed the 'type' to -1 */
635 static int osd_it_admin_get(const struct lu_env *env, struct dt_it *di,
636 const struct dt_key *key)
638 struct osd_it_quota *it = (struct osd_it_quota *)di;
640 qid_t dqid = *(qid_t *)key;
645 offset = find_tree_dqentry(env, it->oiq_obj, type, dqid,
646 LUSTRE_DQTREEOFF, 0, it);
647 if (offset > 0) { /* Found */
649 } else if (offset < 0) { /* Error */
650 QUOTA_IT_READ_ERROR(it, (int)offset);
654 /* The @key is not found, move to the first valid entry */
655 rc = walk_tree_dqentry(env, it->oiq_obj, type, it->oiq_blk[0], 0,
658 /* no valid entry found */
663 static int osd_it_admin_load(const struct lu_env *env,
664 const struct dt_it *di, __u64 hash)
669 rc = osd_it_admin_get(env, (struct dt_it *)di,
670 (const struct dt_key *)&hash);
674 static int osd_it_admin_rec(const struct lu_env *env,
675 const struct dt_it *di,
676 struct dt_rec *dtrec, __u32 attr)
678 struct osd_it_quota *it = (struct osd_it_quota *)di;
682 struct lustre_disk_dqblk_v2 *dqblk =
683 (struct lustre_disk_dqblk_v2 *)dtrec;
687 buf.lb_len = sizeof(*dqblk);
689 pos = it->oiq_offset;
690 rc = dt_record_read(env, &it->oiq_obj->oo_dt, &buf, &pos);
694 /* copied from osd_it_acct_next(), only changed the 'type' to -1 */
695 static int osd_it_admin_next(const struct lu_env *env, struct dt_it *di)
697 struct osd_it_quota *it = (struct osd_it_quota *)di;
703 /* Let's first check if there are any remaining valid entry in the
704 * current leaf block. Start with the next entry after the current one.
706 depth = LUSTRE_DQTREEDEPTH;
707 index = it->oiq_index[depth];
708 if (++index < LUSTRE_DQSTRINBLK) {
709 /* Search for the next valid entry from current index */
710 rc = walk_block_dqentry(env, it->oiq_obj, type,
711 it->oiq_blk[depth], index, it);
713 QUOTA_IT_READ_ERROR(it, rc);
715 } else if (rc == 0) {
716 /* Found on entry, @it is already updated to the
717 * new position in walk_block_dqentry(). */
720 rc = osd_it_add_processed(it, depth);
725 rc = osd_it_add_processed(it, depth);
731 /* We have consumed all the entries of the current leaf block, move on
732 * to the next one. */
735 /* We keep searching as long as walk_tree_dqentry() returns +1
736 * (= no valid entry found). */
737 for (; depth >= 0 && rc > 0; depth--) {
738 index = it->oiq_index[depth];
741 rc = walk_tree_dqentry(env, it->oiq_obj, type,
742 it->oiq_blk[depth], depth, index, it);
746 QUOTA_IT_READ_ERROR(it, rc);
750 static const struct dt_index_operations osd_admin_index_ops = {
751 .dio_lookup = osd_acct_index_lookup,
753 .init = osd_it_acct_init,
754 .fini = osd_it_acct_fini,
755 .get = osd_it_admin_get,
756 .put = osd_it_acct_put,
757 .next = osd_it_admin_next,
758 .key = osd_it_acct_key,
759 .key_size = osd_it_acct_key_size,
760 .rec = osd_it_admin_rec,
761 .store = osd_it_acct_store,
762 .load = osd_it_admin_load
766 static int convert_quota_file(const struct lu_env *env,
767 struct dt_object *old, struct dt_object *new,
770 const struct dt_it_ops *iops = &old->do_index_ops->dio_it;
771 struct osd_object *obj;
776 struct lquota_glb_rec *glb_rec = NULL;
779 struct lustre_disk_dqblk_v2 *dqblk = NULL;
780 struct lustre_disk_dqinfo *dqinfo = NULL;
783 obj = osd_dt_obj(old);
784 LASSERT(obj->oo_inode);
786 if (i_size_read(obj->oo_inode) == 0)
789 /* allocate buffers */
790 OBD_ALLOC_PTR(dqinfo);
794 OBD_ALLOC_PTR(glb_rec);
796 GOTO(out, rc = -ENOMEM);
798 OBD_ALLOC_PTR(dqblk);
800 GOTO(out, rc = -ENOMEM);
802 /* convert the old igrace/bgrace */
804 buf.lb_len = sizeof(*dqinfo);
805 pos = LUSTRE_DQINFOOFF;
807 rc = dt_record_read(env, old, &buf, &pos);
811 /* keep it in little endian */
812 grace = isblk ? dqinfo->dqi_bgrace : dqinfo->dqi_igrace;
814 glb_rec->qbr_time = grace;
815 rc = lquota_disk_write_glb(env, new, 0, glb_rec);
818 glb_rec->qbr_time = 0;
821 /* iterate the old admin file, insert each record into the
823 it = iops->init(env, old, 0);
825 GOTO(out, rc = PTR_ERR(it));
827 rc = iops->load(env, it, 0);
829 GOTO(out_it, rc = 0);
834 key = iops->key(env, it);
836 GOTO(out_it, rc = PTR_ERR(key));
838 /* skip the root user/group */
839 if (*((__u64 *)key) == 0)
842 rc = iops->rec(env, it, (struct dt_rec *)dqblk, 0);
846 /* keep the value in little endian */
847 glb_rec->qbr_hardlimit = isblk ? dqblk->dqb_bhardlimit :
848 dqblk->dqb_ihardlimit;
849 glb_rec->qbr_softlimit = isblk ? dqblk->dqb_bsoftlimit :
850 dqblk->dqb_isoftlimit;
852 rc = lquota_disk_write_glb(env, new, *((__u64 *)key), glb_rec);
856 rc = iops->next(env, it);
870 OBD_FREE_PTR(glb_rec);
872 OBD_FREE_PTR(dqinfo);
876 /* Nobdy else can access the global index now, it's safe to truncate and
878 static int truncate_quota_index(const struct lu_env *env, struct dt_object *dt,
879 const struct dt_index_features *feat)
881 struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
883 struct lu_attr *attr;
884 struct osd_thandle *oth;
887 struct iam_container *bag = &(osd_dt_obj(dt))->oo_dir->od_container;
888 struct lu_buf *lb = &osd_oti_get(env)->oti_buf;
891 LASSERT(bag->ic_root_bh != NULL);
892 iam_container_fini(bag);
894 LASSERT(fid_seq(lu_object_fid(&dt->do_lu)) == FID_SEQ_QUOTA_GLB);
901 attr->la_valid = LA_SIZE;
903 th = dt_trans_create(env, &osd->od_dt_dev);
909 rc = dt_declare_punch(env, dt, 0, OBD_OBJECT_EOF, th);
913 rc = dt_declare_attr_set(env, dt, attr, th);
917 inode = osd_dt_obj(dt)->oo_inode;
920 /* iam_lfix_create() writes two blocks at the beginning */
921 lb->lb_len = osd_sb(osd)->s_blocksize * 2;
922 rc = dt_declare_record_write(env, dt, lb, 0, th);
926 rc = dt_trans_start_local(env, &osd->od_dt_dev, th);
930 dt_write_lock(env, dt, 0);
931 rc = dt_punch(env, dt, 0, OBD_OBJECT_EOF, th);
935 rc = dt_attr_set(env, dt, attr, th);
939 oth = container_of(th, struct osd_thandle, ot_super);
941 if (feat->dif_flags & DT_IND_VARKEY)
942 rc = iam_lvar_create(osd_dt_obj(dt)->oo_inode,
943 feat->dif_keysize_max,
945 feat->dif_recsize_max, oth->ot_handle);
947 rc = iam_lfix_create(osd_dt_obj(dt)->oo_inode,
948 feat->dif_keysize_max,
950 feat->dif_recsize_max, oth->ot_handle);
952 dt_write_unlock(env, dt);
954 dt_trans_stop(env, &osd->od_dt_dev, th);
958 rc = iam_container_setup(bag);
960 iam_container_fini(bag);
965 static int set_quota_index_version(const struct lu_env *env,
966 struct dt_object *dt,
967 dt_obj_version_t version)
969 struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
974 th = dt_trans_create(env, &osd->od_dt_dev);
978 rc = dt_declare_version_set(env, dt, th);
982 rc = dt_trans_start_local(env, &osd->od_dt_dev, th);
987 dt_version_set(env, dt, version, th);
989 dt_trans_stop(env, &osd->od_dt_dev, th);
993 int osd_quota_migration(const struct lu_env *env, struct dt_object *dt,
994 const struct dt_index_features *feat)
996 struct osd_thread_info *oti = osd_oti_get(env);
997 struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
998 struct dt_object *root, *parent = NULL, *admin = NULL;
999 dt_obj_version_t version;
1001 bool isblk = false, converted = false;
1005 /* not newly created global index */
1006 version = dt_version_get(env, dt);
1011 rc = dt_root_get(env, &osd->od_dt_dev, &oti->oti_fid);
1013 CERROR("%s: Can't get root FID, rc:%d\n", osd->od_svname, rc);
1017 root = dt_locate(env, &osd->od_dt_dev, &oti->oti_fid);
1019 CERROR("%s: Failed to locate root "DFID", rc:%ld\n",
1020 osd->od_svname, PFID(&oti->oti_fid), PTR_ERR(root));
1021 RETURN(PTR_ERR(root));
1024 /* locate /OBJECTS */
1025 rc = dt_lookup_dir(env, root, OBJECTS, &oti->oti_fid);
1026 if (rc == -ENOENT) {
1029 CERROR("%s: Failed to lookup %s, rc:%d\n",
1030 osd->od_svname, OBJECTS, rc);
1034 parent = dt_locate(env, &osd->od_dt_dev, &oti->oti_fid);
1035 if (IS_ERR(parent)) {
1036 CERROR("%s: Failed to locate %s "DFID", rc:%ld\n",
1037 osd->od_svname, OBJECTS, PFID(&oti->oti_fid),
1039 GOTO(out, rc = PTR_ERR(parent));
1042 /* locate quota admin file */
1043 if (feat == &dt_quota_iusr_features) {
1046 } else if (feat == &dt_quota_busr_features) {
1049 } else if (feat == &dt_quota_igrp_features) {
1057 rc = dt_lookup_dir(env, parent, fname, &oti->oti_fid);
1058 if (rc == -ENOENT) {
1061 CERROR("%s: Failed to lookup %s, rc:%d\n",
1062 osd->od_svname, fname, rc);
1066 admin = dt_locate(env, &osd->od_dt_dev, &oti->oti_fid);
1067 if (IS_ERR(admin)) {
1068 CERROR("%s: Failed to locate %s "DFID", rc:%d\n",
1069 osd->od_svname, fname, PFID(&oti->oti_fid), rc);
1070 GOTO(out, rc = PTR_ERR(admin));
1073 if (!dt_object_exists(admin)) {
1074 CERROR("%s: Old admin file %s doesn't exist, but is still "
1075 " referenced in parent directory.\n",
1076 osd->od_svname, fname);
1077 GOTO(out, rc = -ENOENT);
1080 /* truncate the new quota index file in case of any leftovers
1081 * from last failed migration */
1082 rc = truncate_quota_index(env, dt, feat);
1084 CERROR("%s: Failed to truncate the quota index "DFID", rc:%d\n",
1085 osd->od_svname, PFID(lu_object_fid(&dt->do_lu)), rc);
1089 /* set up indexing operations for the admin file */
1090 admin->do_index_ops = &osd_admin_index_ops;
1092 LCONSOLE_INFO("%s: Migrate %s quota from old admin quota file(%s) to "
1093 "new IAM quota index("DFID").\n", osd->od_svname,
1094 isblk ? "block" : "inode", fname,
1095 PFID(lu_object_fid(&dt->do_lu)));
1097 /* iterate the admin quota file, and insert each record into
1098 * the new index file */
1099 rc = convert_quota_file(env, admin, dt, isblk);
1101 CERROR("%s: Migrate old admin quota file(%s) failed, rc:%d\n",
1102 osd->od_svname, fname, rc);
1105 /* if no migration happen, we need to set the default grace time. */
1106 if (!converted && rc == 0) {
1107 struct lquota_glb_rec *rec = &oti->oti_quota_rec.lqr_glb_rec;
1109 rec->qbr_hardlimit = 0;
1110 rec->qbr_softlimit = 0;
1111 rec->qbr_granted = 0;
1112 rec->qbr_time = isblk ? MAX_DQ_TIME : MAX_IQ_TIME;
1114 rc = lquota_disk_write_glb(env, dt, 0, rec);
1116 CERROR("%s: Failed to set default grace time for "
1117 "index("DFID"), rc:%d\n", osd->od_svname,
1118 PFID(lu_object_fid(&dt->do_lu)), rc);
1121 /* bump index version to 1 (or 2 if migration happened), so the
1122 * migration will be skipped next time. */
1124 rc = set_quota_index_version(env , dt, converted ? 2 : 1);
1126 CERROR("%s: Failed to set quota index("DFID") "
1127 "version, rc:%d\n", osd->od_svname,
1128 PFID(lu_object_fid(&dt->do_lu)), rc);
1131 if (admin && !IS_ERR(admin))
1132 lu_object_put(env, &admin->do_lu);
1133 if (parent && !IS_ERR(parent))
1134 lu_object_put(env, &parent->do_lu);
1135 lu_object_put(env, &root->do_lu);
1139 #endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 7, 53, 0) */