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.
95 * \param capa - is the capability, not used.
97 * \retval +ve - success : exact match
98 * \retval -ve - failure
100 static int osd_acct_index_lookup(const struct lu_env *env,
101 struct dt_object *dtobj,
102 struct dt_rec *dtrec,
103 const struct dt_key *dtkey,
104 struct lustre_capa *capa)
106 struct osd_thread_info *info = osd_oti_get(env);
107 #ifdef HAVE_DQUOT_FS_DISK_QUOTA
108 struct fs_disk_quota *dqblk = &info->oti_fdq;
110 struct if_dqblk *dqblk = &info->oti_dqblk;
112 struct super_block *sb = osd_sb(osd_obj2dev(osd_dt_obj(dtobj)));
113 struct lquota_acct_rec *rec = (struct lquota_acct_rec *)dtrec;
114 __u64 id = *((__u64 *)dtkey);
116 #ifdef HAVE_DQUOT_KQID
122 memset((void *)dqblk, 0, sizeof(struct obd_dqblk));
123 #ifdef HAVE_DQUOT_KQID
124 qid = make_kqid(&init_user_ns, obj2type(dtobj), id);
125 rc = sb->s_qcop->get_dqblk(sb, qid, dqblk);
127 rc = sb->s_qcop->get_dqblk(sb, obj2type(dtobj), (qid_t) id, dqblk);
131 #ifdef HAVE_DQUOT_FS_DISK_QUOTA
132 rec->bspace = dqblk->d_bcount;
133 rec->ispace = dqblk->d_icount;
135 rec->bspace = dqblk->dqb_curspace;
136 rec->ispace = dqblk->dqb_curinodes;
141 #define QUOTA_IT_READ_ERROR(it, rc) \
142 CERROR("%s: Error while trying to read quota information, " \
143 "failed with %d\n", \
144 osd_dev(it->oiq_obj->oo_dt.do_lu.lo_dev)->od_svname, rc); \
147 * Initialize osd Iterator for given osd index object.
149 * \param dt - osd index object
150 * \param attr - not used
151 * \param capa - BYPASS_CAPA
153 static struct dt_it *osd_it_acct_init(const struct lu_env *env,
154 struct dt_object *dt,
155 __u32 attr, struct lustre_capa *capa)
157 struct osd_it_quota *it;
158 struct lu_object *lo = &dt->do_lu;
159 struct osd_object *obj = osd_dt_obj(dt);
163 LASSERT(lu_object_exists(lo));
167 RETURN(ERR_PTR(-ENOMEM));
171 INIT_LIST_HEAD(&it->oiq_list);
173 /* LUSTRE_DQTREEOFF is the initial offset where the tree can be found */
174 it->oiq_blk[0] = LUSTRE_DQTREEOFF;
176 /* NB: we don't need to store the tree depth since it is always
177 * equal to LUSTRE_DQTREEDEPTH - 1 (root has depth = 0) for a leaf
179 RETURN((struct dt_it *)it);
183 * Free given iterator.
185 * \param di - osd iterator
187 static void osd_it_acct_fini(const struct lu_env *env, struct dt_it *di)
189 struct osd_it_quota *it = (struct osd_it_quota *)di;
190 struct osd_quota_leaf *leaf, *tmp;
193 lu_object_put(env, &it->oiq_obj->oo_dt.do_lu);
195 list_for_each_entry_safe(leaf, tmp, &it->oiq_list, oql_link) {
196 list_del_init(&leaf->oql_link);
206 * Move Iterator to record specified by \a key, if the \a key isn't found,
207 * move to the first valid record.
209 * \param di - osd iterator
210 * \param key - uid or gid
212 * \retval +ve - di points to the first valid record
213 * \retval +1 - di points to exact matched key
214 * \retval -ve - failure
216 static int osd_it_acct_get(const struct lu_env *env, struct dt_it *di,
217 const struct dt_key *key)
219 struct osd_it_quota *it = (struct osd_it_quota *)di;
220 const struct lu_fid *fid =
221 lu_object_fid(&it->oiq_obj->oo_dt.do_lu);
222 int type = fid2type(fid);
223 qid_t dqid = *(qid_t *)key;
229 offset = find_tree_dqentry(env, it->oiq_obj, type, dqid,
230 LUSTRE_DQTREEOFF, 0, it);
231 if (offset > 0) { /* Found */
233 } else if (offset < 0) { /* Error */
234 QUOTA_IT_READ_ERROR(it, (int)offset);
238 /* The @key is not found, move to the first valid entry */
239 rc = walk_tree_dqentry(env, it->oiq_obj, type, it->oiq_blk[0], 0,
252 * \param di - osd iterator
254 static void osd_it_acct_put(const struct lu_env *env, struct dt_it *di)
259 static int osd_it_add_processed(struct osd_it_quota *it, int depth)
261 struct osd_quota_leaf *leaf;
266 INIT_LIST_HEAD(&leaf->oql_link);
267 leaf->oql_blk = it->oiq_blk[depth];
268 list_add_tail(&leaf->oql_link, &it->oiq_list);
273 * Move on to the next valid entry.
275 * \param di - osd iterator
277 * \retval +ve - iterator reached the end
278 * \retval 0 - iterator has not reached the end yet
279 * \retval -ve - unexpected failure
281 static int osd_it_acct_next(const struct lu_env *env, struct dt_it *di)
283 struct osd_it_quota *it = (struct osd_it_quota *)di;
284 const struct lu_fid *fid =
285 lu_object_fid(&it->oiq_obj->oo_dt.do_lu);
286 int type = fid2type(fid);
292 /* Let's first check if there are any remaining valid entry in the
293 * current leaf block. Start with the next entry after the current one.
295 depth = LUSTRE_DQTREEDEPTH;
296 index = it->oiq_index[depth];
297 if (++index < LUSTRE_DQSTRINBLK) {
298 /* Search for the next valid entry from current index */
299 rc = walk_block_dqentry(env, it->oiq_obj, type,
300 it->oiq_blk[depth], index, it);
302 QUOTA_IT_READ_ERROR(it, rc);
304 } else if (rc == 0) {
305 /* Found on entry, @it is already updated to the
306 * new position in walk_block_dqentry(). */
309 rc = osd_it_add_processed(it, depth);
314 rc = osd_it_add_processed(it, depth);
320 /* We have consumed all the entries of the current leaf block, move on
321 * to the next one. */
324 /* We keep searching as long as walk_tree_dqentry() returns +1
325 * (= no valid entry found). */
326 for (; depth >= 0 && rc > 0; depth--) {
327 index = it->oiq_index[depth];
330 rc = walk_tree_dqentry(env, it->oiq_obj, type,
331 it->oiq_blk[depth], depth, index, it);
335 QUOTA_IT_READ_ERROR(it, rc);
340 * Return pointer to the key under iterator.
342 * \param di - osd iterator
344 static struct dt_key *osd_it_acct_key(const struct lu_env *env,
345 const struct dt_it *di)
347 struct osd_it_quota *it = (struct osd_it_quota *)di;
350 RETURN((struct dt_key *)&it->oiq_id);
354 * Return size of key under iterator (in bytes)
356 * \param di - osd iterator
358 static int osd_it_acct_key_size(const struct lu_env *env,
359 const struct dt_it *di)
361 struct osd_it_quota *it = (struct osd_it_quota *)di;
364 RETURN((int)sizeof(it->oiq_id));
368 * Return pointer to the record under iterator.
370 * \param di - osd iterator
371 * \param attr - not used
373 static int osd_it_acct_rec(const struct lu_env *env,
374 const struct dt_it *di,
375 struct dt_rec *dtrec, __u32 attr)
377 struct osd_it_quota *it = (struct osd_it_quota *)di;
378 const struct dt_key *key = osd_it_acct_key(env, di);
383 rc = osd_acct_index_lookup(env, &it->oiq_obj->oo_dt, dtrec, key,
385 RETURN(rc > 0 ? 0 : rc);
389 * Returns cookie for current Iterator position.
391 * \param di - osd iterator
393 static __u64 osd_it_acct_store(const struct lu_env *env,
394 const struct dt_it *di)
396 struct osd_it_quota *it = (struct osd_it_quota *)di;
403 * Restore iterator from cookie. if the \a hash isn't found,
404 * restore the first valid record.
406 * \param di - osd iterator
407 * \param hash - iterator location cookie
409 * \retval +ve - di points to the first valid record
410 * \retval +1 - di points to exact matched hash
411 * \retval -ve - failure
413 static int osd_it_acct_load(const struct lu_env *env,
414 const struct dt_it *di, __u64 hash)
417 RETURN(osd_it_acct_get(env, (struct dt_it *)di,
418 (const struct dt_key *)&hash));
422 * Index and Iterator operations for accounting objects
424 const struct dt_index_operations osd_acct_index_ops = {
425 .dio_lookup = osd_acct_index_lookup,
427 .init = osd_it_acct_init,
428 .fini = osd_it_acct_fini,
429 .get = osd_it_acct_get,
430 .put = osd_it_acct_put,
431 .next = osd_it_acct_next,
432 .key = osd_it_acct_key,
433 .key_size = osd_it_acct_key_size,
434 .rec = osd_it_acct_rec,
435 .store = osd_it_acct_store,
436 .load = osd_it_acct_load
440 static inline void osd_quota_swab(char *ptr, size_t size)
444 LASSERT((size & (sizeof(__u64) - 1)) == 0);
446 for (offset = 0; offset < size; offset += sizeof(__u64))
447 __swab64s((__u64 *)(ptr + offset));
450 const struct dt_rec *osd_quota_pack(struct osd_object *obj,
451 const struct dt_rec *rec,
452 union lquota_rec *quota_rec)
455 struct iam_descr *descr;
457 LASSERT(obj->oo_dir != NULL);
458 descr = obj->oo_dir->od_container.ic_descr;
460 memcpy(quota_rec, rec, descr->id_rec_size);
462 osd_quota_swab((char *)quota_rec, descr->id_rec_size);
463 return (const struct dt_rec *)quota_rec;
469 void osd_quota_unpack(struct osd_object *obj, const struct dt_rec *rec)
472 struct iam_descr *descr;
474 LASSERT(obj->oo_dir != NULL);
475 descr = obj->oo_dir->od_container.ic_descr;
477 osd_quota_swab((char *)rec, descr->id_rec_size);
483 static inline int osd_qid_type(struct osd_thandle *oh, int i)
485 return (oh->ot_id_type & (1 << i)) ? GRPQUOTA : USRQUOTA;
488 static inline void osd_qid_set_type(struct osd_thandle *oh, int i, int type)
490 oh->ot_id_type |= ((type == GRPQUOTA) ? (1 << i) : 0);
494 * Reserve journal credits for quota files update first, then call
495 * ->op_begin() to perform quota enforcement.
497 * \param env - the environment passed by the caller
498 * \param oh - osd transaction handle
499 * \param qi - quota id & space required for this operation
500 * \param obj - osd object, could be NULL when it's under create
501 * \param enforce - whether to perform quota enforcement
502 * \param flags - if the operation is write, return no user quota, no
503 * group quota, or sync commit flags to the caller
505 * \retval 0 - success
506 * \retval -ve - failure
508 int osd_declare_qid(const struct lu_env *env, struct osd_thandle *oh,
509 struct lquota_id_info *qi, struct osd_object *obj,
510 bool enforce, int *flags)
512 struct osd_thread_info *info = osd_oti_get(env);
513 struct osd_device *dev = info->oti_dev;
514 struct qsd_instance *qsd = dev->od_quota_slave;
515 struct inode *inode = NULL;
521 LASSERTF(oh->ot_id_cnt <= OSD_MAX_UGID_CNT, "count=%d\n",
524 for (i = 0; i < oh->ot_id_cnt; i++) {
525 if (oh->ot_id_array[i] == qi->lqi_id.qid_uid &&
526 osd_qid_type(oh, i) == qi->lqi_type) {
533 /* we need to account for credits for this new ID */
534 if (i >= OSD_MAX_UGID_CNT) {
535 CERROR("Too many(%d) trans qids!\n", i + 1);
540 inode = obj->oo_inode;
542 /* root ID entry should be always present in the quota file */
543 if (qi->lqi_id.qid_uid == 0) {
546 /* used space for this ID could be dropped to zero,
547 * reserve extra credits for removing ID entry from
549 if (qi->lqi_space < 0)
550 crd = LDISKFS_QUOTA_DEL_BLOCKS(osd_sb(dev));
551 /* reserve credits for adding ID entry to the quota
552 * file if the i_dquot isn't initialized yet. */
553 else if (inode == NULL ||
554 inode->i_dquot[qi->lqi_type] == NULL)
555 crd = LDISKFS_QUOTA_INIT_BLOCKS(osd_sb(dev));
560 osd_trans_declare_op(env, oh, OSD_OT_QUOTA, crd);
562 oh->ot_id_array[i] = qi->lqi_id.qid_uid;
563 osd_qid_set_type(oh, i, qi->lqi_type);
567 if (unlikely(qsd == NULL))
568 /* quota slave instance hasn't been allocated yet */
573 rc = qsd_op_begin(env, qsd, oh->ot_quota_trans, qi, flags);
578 * Wrapper for osd_declare_qid()
580 * \param env - the environment passed by the caller
581 * \param uid - user id of the inode
582 * \param gid - group id of the inode
583 * \param space - how many blocks/inodes will be consumed/released
584 * \param oh - osd transaction handle
585 * \param obj - osd object, could be NULL when it's under create
586 * \param is_blk - block quota or inode quota?
587 * \param flags - if the operation is write, return no user quota, no
588 * group quota, or sync commit flags to the caller
589 * \param force - set to 1 when changes are performed by root user and thus
590 * can't failed with EDQUOT
592 * \retval 0 - success
593 * \retval -ve - failure
595 int osd_declare_inode_qid(const struct lu_env *env, qid_t uid, qid_t gid,
596 long long space, struct osd_thandle *oh,
597 struct osd_object *obj, bool is_blk, int *flags,
600 struct osd_thread_info *info = osd_oti_get(env);
601 struct lquota_id_info *qi = &info->oti_qi;
602 int rcu, rcg; /* user & group rc */
605 /* let's start with user quota */
606 qi->lqi_id.qid_uid = uid;
607 qi->lqi_type = USRQUOTA;
608 qi->lqi_space = space;
609 qi->lqi_is_blk = is_blk;
610 rcu = osd_declare_qid(env, oh, qi, obj, true, flags);
612 if (force && (rcu == -EDQUOT || rcu == -EINPROGRESS))
613 /* ignore EDQUOT & EINPROGRESS when changes are done by root */
616 /* For non-fatal error, we want to continue to get the noquota flags
617 * for group id. This is only for commit write, which has @flags passed
618 * in. See osd_declare_write_commit().
619 * When force is set to true, we also want to proceed with the gid */
620 if (rcu && (rcu != -EDQUOT || flags == NULL))
623 /* and now group quota */
624 qi->lqi_id.qid_gid = gid;
625 qi->lqi_type = GRPQUOTA;
626 rcg = osd_declare_qid(env, oh, qi, obj, true, flags);
628 if (force && (rcg == -EDQUOT || rcg == -EINPROGRESS))
629 /* as before, ignore EDQUOT & EINPROGRESS for root */
632 RETURN(rcu ? rcu : rcg);
635 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 7, 53, 0)
636 /* Following code is used to migrate old admin quota files (in Linux quota
637 * file v2 format) into the new quota global indexes (in IAM format). */
639 /* copied from osd_it_acct_get(), only changed the 'type' to -1 */
640 static int osd_it_admin_get(const struct lu_env *env, struct dt_it *di,
641 const struct dt_key *key)
643 struct osd_it_quota *it = (struct osd_it_quota *)di;
645 qid_t dqid = *(qid_t *)key;
650 offset = find_tree_dqentry(env, it->oiq_obj, type, dqid,
651 LUSTRE_DQTREEOFF, 0, it);
652 if (offset > 0) { /* Found */
654 } else if (offset < 0) { /* Error */
655 QUOTA_IT_READ_ERROR(it, (int)offset);
659 /* The @key is not found, move to the first valid entry */
660 rc = walk_tree_dqentry(env, it->oiq_obj, type, it->oiq_blk[0], 0,
663 /* no valid entry found */
668 static int osd_it_admin_load(const struct lu_env *env,
669 const struct dt_it *di, __u64 hash)
674 rc = osd_it_admin_get(env, (struct dt_it *)di,
675 (const struct dt_key *)&hash);
679 static int osd_it_admin_rec(const struct lu_env *env,
680 const struct dt_it *di,
681 struct dt_rec *dtrec, __u32 attr)
683 struct osd_it_quota *it = (struct osd_it_quota *)di;
687 struct lustre_disk_dqblk_v2 *dqblk =
688 (struct lustre_disk_dqblk_v2 *)dtrec;
692 buf.lb_len = sizeof(*dqblk);
694 pos = it->oiq_offset;
695 rc = dt_record_read(env, &it->oiq_obj->oo_dt, &buf, &pos);
699 /* copied from osd_it_acct_next(), only changed the 'type' to -1 */
700 static int osd_it_admin_next(const struct lu_env *env, struct dt_it *di)
702 struct osd_it_quota *it = (struct osd_it_quota *)di;
708 /* Let's first check if there are any remaining valid entry in the
709 * current leaf block. Start with the next entry after the current one.
711 depth = LUSTRE_DQTREEDEPTH;
712 index = it->oiq_index[depth];
713 if (++index < LUSTRE_DQSTRINBLK) {
714 /* Search for the next valid entry from current index */
715 rc = walk_block_dqentry(env, it->oiq_obj, type,
716 it->oiq_blk[depth], index, it);
718 QUOTA_IT_READ_ERROR(it, rc);
720 } else if (rc == 0) {
721 /* Found on entry, @it is already updated to the
722 * new position in walk_block_dqentry(). */
725 rc = osd_it_add_processed(it, depth);
730 rc = osd_it_add_processed(it, depth);
736 /* We have consumed all the entries of the current leaf block, move on
737 * to the next one. */
740 /* We keep searching as long as walk_tree_dqentry() returns +1
741 * (= no valid entry found). */
742 for (; depth >= 0 && rc > 0; depth--) {
743 index = it->oiq_index[depth];
746 rc = walk_tree_dqentry(env, it->oiq_obj, type,
747 it->oiq_blk[depth], depth, index, it);
751 QUOTA_IT_READ_ERROR(it, rc);
755 static const struct dt_index_operations osd_admin_index_ops = {
756 .dio_lookup = osd_acct_index_lookup,
758 .init = osd_it_acct_init,
759 .fini = osd_it_acct_fini,
760 .get = osd_it_admin_get,
761 .put = osd_it_acct_put,
762 .next = osd_it_admin_next,
763 .key = osd_it_acct_key,
764 .key_size = osd_it_acct_key_size,
765 .rec = osd_it_admin_rec,
766 .store = osd_it_acct_store,
767 .load = osd_it_admin_load
771 static int convert_quota_file(const struct lu_env *env,
772 struct dt_object *old, struct dt_object *new,
775 const struct dt_it_ops *iops = &old->do_index_ops->dio_it;
776 struct osd_object *obj;
781 struct lquota_glb_rec *glb_rec = NULL;
784 struct lustre_disk_dqblk_v2 *dqblk = NULL;
785 struct lustre_disk_dqinfo *dqinfo = NULL;
788 obj = osd_dt_obj(old);
789 LASSERT(obj->oo_inode);
791 if (i_size_read(obj->oo_inode) == 0)
794 /* allocate buffers */
795 OBD_ALLOC_PTR(dqinfo);
799 OBD_ALLOC_PTR(glb_rec);
801 GOTO(out, rc = -ENOMEM);
803 OBD_ALLOC_PTR(dqblk);
805 GOTO(out, rc = -ENOMEM);
807 /* convert the old igrace/bgrace */
809 buf.lb_len = sizeof(*dqinfo);
810 pos = LUSTRE_DQINFOOFF;
812 rc = dt_record_read(env, old, &buf, &pos);
816 /* keep it in little endian */
817 grace = isblk ? dqinfo->dqi_bgrace : dqinfo->dqi_igrace;
819 glb_rec->qbr_time = grace;
820 rc = lquota_disk_write_glb(env, new, 0, glb_rec);
823 glb_rec->qbr_time = 0;
826 /* iterate the old admin file, insert each record into the
828 it = iops->init(env, old, 0, BYPASS_CAPA);
830 GOTO(out, rc = PTR_ERR(it));
832 rc = iops->load(env, it, 0);
834 GOTO(out_it, rc = 0);
839 key = iops->key(env, it);
841 GOTO(out_it, rc = PTR_ERR(key));
843 /* skip the root user/group */
844 if (*((__u64 *)key) == 0)
847 rc = iops->rec(env, it, (struct dt_rec *)dqblk, 0);
851 /* keep the value in little endian */
852 glb_rec->qbr_hardlimit = isblk ? dqblk->dqb_bhardlimit :
853 dqblk->dqb_ihardlimit;
854 glb_rec->qbr_softlimit = isblk ? dqblk->dqb_bsoftlimit :
855 dqblk->dqb_isoftlimit;
857 rc = lquota_disk_write_glb(env, new, *((__u64 *)key), glb_rec);
861 rc = iops->next(env, it);
875 OBD_FREE_PTR(glb_rec);
877 OBD_FREE_PTR(dqinfo);
881 /* Nobdy else can access the global index now, it's safe to truncate and
883 static int truncate_quota_index(const struct lu_env *env, struct dt_object *dt,
884 const struct dt_index_features *feat)
886 struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
888 struct lu_attr *attr;
889 struct osd_thandle *oth;
892 struct iam_container *bag = &(osd_dt_obj(dt))->oo_dir->od_container;
893 struct lu_buf *lb = &osd_oti_get(env)->oti_buf;
896 LASSERT(bag->ic_root_bh != NULL);
897 iam_container_fini(bag);
899 LASSERT(fid_seq(lu_object_fid(&dt->do_lu)) == FID_SEQ_QUOTA_GLB);
906 attr->la_valid = LA_SIZE;
908 th = dt_trans_create(env, &osd->od_dt_dev);
914 rc = dt_declare_punch(env, dt, 0, OBD_OBJECT_EOF, th);
918 rc = dt_declare_attr_set(env, dt, attr, th);
922 inode = osd_dt_obj(dt)->oo_inode;
925 /* iam_lfix_create() writes two blocks at the beginning */
926 lb->lb_len = osd_sb(osd)->s_blocksize * 2;
927 rc = dt_declare_record_write(env, dt, lb, 0, th);
931 rc = dt_trans_start_local(env, &osd->od_dt_dev, th);
935 dt_write_lock(env, dt, 0);
936 rc = dt_punch(env, dt, 0, OBD_OBJECT_EOF, th, BYPASS_CAPA);
940 rc = dt_attr_set(env, dt, attr, th, BYPASS_CAPA);
944 oth = container_of(th, struct osd_thandle, ot_super);
946 if (feat->dif_flags & DT_IND_VARKEY)
947 rc = iam_lvar_create(osd_dt_obj(dt)->oo_inode,
948 feat->dif_keysize_max,
950 feat->dif_recsize_max, oth->ot_handle);
952 rc = iam_lfix_create(osd_dt_obj(dt)->oo_inode,
953 feat->dif_keysize_max,
955 feat->dif_recsize_max, oth->ot_handle);
957 dt_write_unlock(env, dt);
959 dt_trans_stop(env, &osd->od_dt_dev, th);
963 rc = iam_container_setup(bag);
965 iam_container_fini(bag);
970 static int set_quota_index_version(const struct lu_env *env,
971 struct dt_object *dt,
972 dt_obj_version_t version)
974 struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
979 th = dt_trans_create(env, &osd->od_dt_dev);
983 rc = dt_declare_version_set(env, dt, th);
987 rc = dt_trans_start_local(env, &osd->od_dt_dev, th);
992 dt_version_set(env, dt, version, th);
994 dt_trans_stop(env, &osd->od_dt_dev, th);
998 int osd_quota_migration(const struct lu_env *env, struct dt_object *dt,
999 const struct dt_index_features *feat)
1001 struct osd_thread_info *oti = osd_oti_get(env);
1002 struct osd_device *osd = osd_obj2dev(osd_dt_obj(dt));
1003 struct dt_object *root, *parent = NULL, *admin = NULL;
1004 dt_obj_version_t version;
1006 bool isblk = false, converted = false;
1010 /* not newly created global index */
1011 version = dt_version_get(env, dt);
1016 rc = dt_root_get(env, &osd->od_dt_dev, &oti->oti_fid);
1018 CERROR("%s: Can't get root FID, rc:%d\n", osd->od_svname, rc);
1022 root = dt_locate(env, &osd->od_dt_dev, &oti->oti_fid);
1024 CERROR("%s: Failed to locate root "DFID", rc:%ld\n",
1025 osd->od_svname, PFID(&oti->oti_fid), PTR_ERR(root));
1026 RETURN(PTR_ERR(root));
1029 /* locate /OBJECTS */
1030 rc = dt_lookup_dir(env, root, OBJECTS, &oti->oti_fid);
1031 if (rc == -ENOENT) {
1034 CERROR("%s: Failed to lookup %s, rc:%d\n",
1035 osd->od_svname, OBJECTS, rc);
1039 parent = dt_locate(env, &osd->od_dt_dev, &oti->oti_fid);
1040 if (IS_ERR(parent)) {
1041 CERROR("%s: Failed to locate %s "DFID", rc:%ld\n",
1042 osd->od_svname, OBJECTS, PFID(&oti->oti_fid),
1044 GOTO(out, rc = PTR_ERR(parent));
1047 /* locate quota admin file */
1048 if (feat == &dt_quota_iusr_features) {
1051 } else if (feat == &dt_quota_busr_features) {
1054 } else if (feat == &dt_quota_igrp_features) {
1062 rc = dt_lookup_dir(env, parent, fname, &oti->oti_fid);
1063 if (rc == -ENOENT) {
1066 CERROR("%s: Failed to lookup %s, rc:%d\n",
1067 osd->od_svname, fname, rc);
1071 admin = dt_locate(env, &osd->od_dt_dev, &oti->oti_fid);
1072 if (IS_ERR(admin)) {
1073 CERROR("%s: Failed to locate %s "DFID", rc:%d\n",
1074 osd->od_svname, fname, PFID(&oti->oti_fid), rc);
1075 GOTO(out, rc = PTR_ERR(admin));
1078 if (!dt_object_exists(admin)) {
1079 CERROR("%s: Old admin file %s doesn't exist, but is still "
1080 " referenced in parent directory.\n",
1081 osd->od_svname, fname);
1082 GOTO(out, rc = -ENOENT);
1085 /* truncate the new quota index file in case of any leftovers
1086 * from last failed migration */
1087 rc = truncate_quota_index(env, dt, feat);
1089 CERROR("%s: Failed to truncate the quota index "DFID", rc:%d\n",
1090 osd->od_svname, PFID(lu_object_fid(&dt->do_lu)), rc);
1094 /* set up indexing operations for the admin file */
1095 admin->do_index_ops = &osd_admin_index_ops;
1097 LCONSOLE_INFO("%s: Migrate %s quota from old admin quota file(%s) to "
1098 "new IAM quota index("DFID").\n", osd->od_svname,
1099 isblk ? "block" : "inode", fname,
1100 PFID(lu_object_fid(&dt->do_lu)));
1102 /* iterate the admin quota file, and insert each record into
1103 * the new index file */
1104 rc = convert_quota_file(env, admin, dt, isblk);
1106 CERROR("%s: Migrate old admin quota file(%s) failed, rc:%d\n",
1107 osd->od_svname, fname, rc);
1110 /* if no migration happen, we need to set the default grace time. */
1111 if (!converted && rc == 0) {
1112 struct lquota_glb_rec *rec = &oti->oti_quota_rec.lqr_glb_rec;
1114 rec->qbr_hardlimit = 0;
1115 rec->qbr_softlimit = 0;
1116 rec->qbr_granted = 0;
1117 rec->qbr_time = isblk ? MAX_DQ_TIME : MAX_IQ_TIME;
1119 rc = lquota_disk_write_glb(env, dt, 0, rec);
1121 CERROR("%s: Failed to set default grace time for "
1122 "index("DFID"), rc:%d\n", osd->od_svname,
1123 PFID(lu_object_fid(&dt->do_lu)), rc);
1126 /* bump index version to 1 (or 2 if migration happened), so the
1127 * migration will be skipped next time. */
1129 rc = set_quota_index_version(env , dt, converted ? 2 : 1);
1131 CERROR("%s: Failed to set quota index("DFID") "
1132 "version, rc:%d\n", osd->od_svname,
1133 PFID(lu_object_fid(&dt->do_lu)), rc);
1136 if (admin && !IS_ERR(admin))
1137 lu_object_put(env, &admin->do_lu);
1138 if (parent && !IS_ERR(parent))
1139 lu_object_put(env, &parent->do_lu);
1140 lu_object_put(env, &root->do_lu);
1144 #endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 7, 53, 0) */