diff options
Diffstat (limited to 'xlators/nfs/server/src/nfs3-helpers.c')
| -rw-r--r-- | xlators/nfs/server/src/nfs3-helpers.c | 82 |
1 files changed, 75 insertions, 7 deletions
diff --git a/xlators/nfs/server/src/nfs3-helpers.c b/xlators/nfs/server/src/nfs3-helpers.c index feab7b5e8..95e860162 100644 --- a/xlators/nfs/server/src/nfs3-helpers.c +++ b/xlators/nfs/server/src/nfs3-helpers.c @@ -702,11 +702,64 @@ nfs3_prep_readdir3args (readdir3args *ra, struct nfs3_fh *fh) } +int +nfs3_is_dot_entry (char *entry) +{ + int ret = 0; + + if (!entry) + return 0; + + if (strcmp (entry, ".") == 0) + ret = 1; + + return ret; +} + + +int +nfs3_is_parentdir_entry (char *entry) +{ + int ret = 0; + + if (!entry) + return 0; + + if (strcmp (entry, "..") == 0) + ret = 1; + + return ret; +} + + +void +nfs3_funge_root_dotdot_dirent (gf_dirent_t *ent, struct nfs3_fh *dfh) +{ + if ((!ent) || (!dfh)) + return; + + if (nfs3_fh_is_root_fh (dfh) && + nfs3_is_parentdir_entry (ent->d_name)) { + ent->d_ino = 1; + ent->d_stat.ia_ino = 1; + ent->d_stat.ia_gen = 0; + } + + if (nfs3_fh_is_root_fh (dfh) && + nfs3_is_dot_entry (ent->d_name)) { + ent->d_ino = 1; + ent->d_stat.ia_ino = 1; + ent->d_stat.ia_gen = 0; + } + +} + + entry3 * -nfs3_fill_entry3 (gf_dirent_t *entry) +nfs3_fill_entry3 (gf_dirent_t *entry, struct nfs3_fh *dfh) { entry3 *ent = NULL; - if (!entry) + if ((!entry) || (!dfh)) return NULL; ent = GF_CALLOC (1, sizeof (*ent), gf_nfs_mt_entry3); @@ -714,6 +767,14 @@ nfs3_fill_entry3 (gf_dirent_t *entry) return NULL; gf_log (GF_NFS3, GF_LOG_TRACE, "Entry: %s", entry->d_name); + + /* If the entry is . or .., we need to replace the physical ino and gen + * with 1 and 0 respectively if the directory is root. This funging is + * needed because there is no parent directory of the root. In that + * sense the behavious we provide is similar to the output of the + * command: "stat /.." + */ + nfs3_funge_root_dotdot_dirent (entry, dfh); ent->fileid = entry->d_ino; ent->cookie = entry->d_off; ent->name = GF_CALLOC ((strlen (entry->d_name) + 1), sizeof (char), @@ -775,6 +836,13 @@ nfs3_fill_entryp3 (gf_dirent_t *entry, struct nfs3_fh *dirfh) if ((!entry) || (!dirfh)) return NULL; + /* If the entry is . or .., we need to replace the physical ino and gen + * with 1 and 0 respectively if the directory is root. This funging is + * needed because there is no parent directory of the root. In that + * sense the behavious we provide is similar to the output of the + * command: "stat /.." + */ + nfs3_funge_root_dotdot_dirent (entry, dirfh); gf_log (GF_NFS3, GF_LOG_TRACE, "Entry: %s, ino: %"PRIu64, entry->d_name, entry->d_ino); ent = GF_CALLOC (1, sizeof (*ent), gf_nfs_mt_entryp3); @@ -802,9 +870,9 @@ err: void -nfs3_fill_readdir3res (readdir3res *res, nfsstat3 stat, uint64_t cverf, - struct iatt *dirstat, gf_dirent_t *entries, count3 count, - int is_eof, uint16_t xlid) +nfs3_fill_readdir3res (readdir3res *res, nfsstat3 stat, struct nfs3_fh *dirfh, + uint64_t cverf, struct iatt *dirstat, + gf_dirent_t *entries, count3 count, int is_eof) { post_op_attr dirattr; entry3 *ent = NULL; @@ -818,7 +886,7 @@ nfs3_fill_readdir3res (readdir3res *res, nfsstat3 stat, uint64_t cverf, if (stat != NFS3_OK) return; - nfs3_map_xlid_to_statdev (dirstat, xlid); + nfs3_map_xlid_to_statdev (dirstat, dirfh->xlatorid); dirattr = nfs3_stat_to_post_op_attr (dirstat); res->readdir3res_u.resok.dir_attributes = dirattr; res->readdir3res_u.resok.reply.eof = (bool_t)is_eof; @@ -834,7 +902,7 @@ nfs3_fill_readdir3res (readdir3res *res, nfsstat3 stat, uint64_t cverf, (strcmp (entries->d_name, "..") == 0)) goto nextentry; */ - ent = nfs3_fill_entry3 (entries); + ent = nfs3_fill_entry3 (entries, dirfh); if (!ent) break; |