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| author | Jeremy Allison <jra@samba.org> | 2011-09-02 13:41:24 -0700 |
|---|---|---|
| committer | Jeremy Allison <jra@samba.org> | 2011-09-03 00:16:05 +0200 |
| commit | 17f6e0272370f764d4a0053c8e74f20b0444c721 (patch) | |
| tree | a63ea21e5cfc8cef875053f0b6cec27a33848f04 /source3/smbd/posix_acls.c | |
| parent | 2a1453e2318af77a79180f3137f8a8d3f1240233 (diff) | |
| download | samba-17f6e0272370f764d4a0053c8e74f20b0444c721.tar.gz samba-17f6e0272370f764d4a0053c8e74f20b0444c721.tar.bz2 samba-17f6e0272370f764d4a0053c8e74f20b0444c721.zip | |
Part 5 of bugfix for bug #7509 - smb_acl_to_posix: ACL is invalid for set (Invalid argument)
Be smarter about setting default permissions when a ACL_GROUP_OBJ isn't given. Use the
principle of least surprises for the user.
Autobuild-User: Jeremy Allison <jra@samba.org>
Autobuild-Date: Sat Sep 3 00:16:05 CEST 2011 on sn-devel-104
Diffstat (limited to 'source3/smbd/posix_acls.c')
| -rw-r--r-- | source3/smbd/posix_acls.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/source3/smbd/posix_acls.c b/source3/smbd/posix_acls.c index 0be7bec47f..0d0b5da630 100644 --- a/source3/smbd/posix_acls.c +++ b/source3/smbd/posix_acls.c @@ -1457,12 +1457,29 @@ static bool ensure_canon_entry_valid(connection_struct *conn, canon_ace **pp_ace pace->unix_ug.uid = pst->st_ex_gid; pace->trustee = *pfile_grp_sid; pace->attr = ALLOW_ACE; + /* Start with existing permissions, principle of least + surprises for the user. */ + pace->perms = pst->st_ex_mode; + if (setting_acl) { + /* See if there's a matching group entry. + If so, OR in the permissions from that entry. */ + + canon_ace *pace_iter; + + for (pace_iter = *pp_ace; pace_iter; pace_iter = pace_iter->next) { + if (pace_iter->type == SMB_ACL_GROUP && + pace_iter->unix_ug.gid == pace->unix_ug.gid) { + pace->perms |= pace_iter->perms; + break; + } + } + /* If we only got an "everyone" perm, just use that. */ - if (got_other) - pace->perms = pace_other->perms; - else - pace->perms = 0; + if (pace->perms == 0) { + if (got_other) + pace->perms = pace_other->perms; + } apply_default_perms(params, is_directory, pace, S_IRGRP); } else { pace->perms = unix_perms_to_acl_perms(pst->st_ex_mode, S_IRGRP, S_IWGRP, S_IXGRP); |