##/bin/sh # # Copyright (c) 2000-2002 Silicon Graphics, Inc. All Rights Reserved. # # This program is free software; you can redistribute it and/or modify it # under the terms of version 2 of the GNU General Public License as # published by the Free Software Foundation. # # This program is distributed in the hope that it would be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # # Further, this software is distributed without any warranty that it is # free of the rightful claim of any third person regarding infringement # or the like. Any license provided herein, whether implied or # otherwise, applies only to this software file. Patent licenses, if # any, provided herein do not apply to combinations of this program with # other software, or any other product whatsoever. # # You should have received a copy of the GNU General Public License along # with this program; if not, write the Free Software Foundation, Inc., 59 # Temple Place - Suite 330, Boston MA 02111-1307, USA. # # Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, # Mountain View, CA 94043, or: # # http://www.sgi.com # # For further information regarding this notice, see: # # http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ # # common extended attribute and ACL support # pick three unused user/group ids, store them as $acl[1-3] # _acl_setup_ids() { eval `cat /etc/passwd /etc/group | awk -F: ' { ids[$3]=1 } END { j=1 for(i=1; i<1000000 && j<=3;i++){ if (! (i in ids)) { printf "acl%d=%d;", j, i; j++ } } }'` } # filter for the acl ids selected above # _acl_filter_id() { sed \ -e "s/u:$acl1/u:id1/" \ -e "s/u:$acl2/u:id2/" \ -e "s/u:$acl3/u:id3/" \ -e "s/g:$acl1/g:id1/" \ -e "s/g:$acl2/g:id2/" \ -e "s/g:$acl3/g:id3/" \ -e "s/ $acl1 / id1 /" \ -e "s/ $acl2 / id2 /" \ -e "s/ $acl3 / id3 /" } # filtered ls # _acl_ls() { ls -ln $* | awk '{ print $1, $3, $4, $NF }' | _acl_filter_id } # create an ACL with n ACEs in it # _create_n_aces() { n=`expr $1 - 4` acl='u::rwx,g::rwx,o::rwx,m::rwx' # 4 ace acl start while [ $n -ne 0 ]; do acl="$acl,u:$n:rwx" n=`expr $n - 1` done echo $acl } # filter user ace names to user ids # _filter_aces() { $AWK_PROG ' BEGIN { FS=":" while ( getline <"/etc/passwd" > 0 ) { idlist[$1] = $3 } } /^user/ { if ($2 in idlist) sub($2, idlist[$2]); print; next} /^default:user/ { if ($3 in idlist) sub($3, idlist[$3]); print; next} {print} ' } # test if acl code will work # _acl_requirements() { xfsdir=$TEST_DIR if [ ! -x /bin/chacl -a ! -x /usr/bin/chacl ]; then _notrun "chacl command not found" fi # test if acl_get syscall is operational # and hence the ACL config has been turned on touch $xfsdir/syscalltest if chacl -l $xfsdir/syscalltest 2>&1 | tee -a $here/$seq.full | grep 'Function not implemented' >/dev/null then cd $here _notrun "requires kernel ACL support" fi } # make sure this script returns success /bin/true