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      1 #!/bin/bash
      2 
      3 #
      4 # Copyright (c) International Business Machines  Corp., 2005
      5 # Author: Avantika Mathur (mathurav (at] us.ibm.com)
      6 #
      7 # This library is free software; you can redistribute it and/or
      8 # modify it under the terms of the GNU Lesser General Public
      9 # License as published by the Free Software Foundation; either
     10 # version 2.1 of the License, or (at your option) any later version.
     11 #
     12 # This library is distributed in the hope that it will be useful,
     13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15 # Lesser General Public License for more details.
     16 #
     17 # You should have received a copy of the GNU Lesser General Public
     18 # License along with this library; if not, write to the Free Software
     19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
     20 #
     21 
     22 SETS_DEFAULTS="${TCID=test06} ${TST_COUNT=1} ${TST_TOTAL=1}"
     23 declare -r TCID
     24 declare -r TST_COUNT
     25 declare -r TST_TOTAL
     26 export TCID TST_COUNT TST_TOTAL
     27 
     28 tst_resm TINFO "***************TEST06***************"
     29 tst_resm TINFO "cloneNS: namespace with shared point bind mounted "
     30 tst_resm TINFO "within the same directory"
     31 tst_resm TINFO "************************************"
     32 
     33 . "${FS_BIND_ROOT}/bin/setup" || (tst_resm TWARN "Setup of cloneNS/test06 failed" && tst_exit)
     34 export result=0
     35 
     36 
     37 trap 'ERR=$? ; ERR_MSG="caught error near: ${BASH_SOURCE[0]}:${FUNCNAME[0]}:${LINENO}:$_ (returned ${ERR})"; break' ERR
     38 
     39 while /bin/true ; do
     40 	# This loop is for error recovery purposes only
     41 
     42 	cp "${FS_BIND_ROOT}/cloneNS/parent06" ./
     43 	cp "${FS_BIND_ROOT}/cloneNS/child06" .
     44 
     45 	chmod 755 parent06 child06
     46 
     47 	"${FS_BIND_ROOT}/bin/makedir" share dir1
     48 
     49 	mkdir dir1/x dir2 dir3 dir4
     50 
     51 	mount --rbind dir1 dir2
     52 	"${FS_BIND_ROOT}/bin/makedir" slave dir2
     53 	"${FS_BIND_ROOT}/bin/makedir" -n share dir2
     54 
     55 	mount --rbind dir2 dir3
     56 	"${FS_BIND_ROOT}/bin/makedir" slave dir3
     57 	"${FS_BIND_ROOT}/bin/makedir" -n share dir3
     58 
     59 	mount --rbind dir3 dir4
     60 	"${FS_BIND_ROOT}/bin/makedir" slave dir4
     61 
     62 
     63 	"${FS_BIND_ROOT}/bin/nsclone" ./parent06 ./child06 || result=$?
     64 
     65 	break
     66 done
     67 trap 'ERR=$? ; tst_resm TWARN "cloneNS/test06: caught error near: ${BASH_SOURCE[0]}:${FUNCNAME[0]}:${LINENO}:$_ (returned ${ERR})"' ERR
     68 if [ -n "${ERR_MSG}" ]; then
     69 	tst_resm TWARN "cloneNS/test06: ${ERR_MSG}"
     70 	ERR_MSG=""
     71 	result=$ERR
     72 fi
     73 trap '' ERR
     74 {
     75 	umount dir3/x/b
     76 	umount dir2/x/a
     77 	umount dir1/x
     78 	umount dir4
     79 	umount dir3
     80 	umount dir2
     81 	umount dir1
     82 
     83 	rm -rf parent* child* dir*
     84 
     85 	cleanup
     86 } >& /dev/null
     87 if [ $result -ne 0 ]
     88 then
     89 	tst_resm TFAIL "cloneNS/test06: FAILED: cloneNS: namespace with shared point bind mounted
     90 within the same directory"
     91 	exit 1
     92 else
     93 	tst_resm TPASS "cloneNS/test06: PASSED"
     94 	exit 0
     95 fi
     96 tst_exit
     97