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=test18} ${TST_COUNT=1} ${TST_TOTAL=1}" 23 declare -r TCID 24 declare -r TST_COUNT 25 declare -r TST_TOTAL 26 export TCID TST_COUNT TST_TOTAL 27 28 tst_resm TINFO "***************TEST18***************" 29 tst_resm TINFO "bind: shared subtree with shared child to private subtree." 30 tst_resm TINFO "************************************" 31 32 . "${FS_BIND_ROOT}/bin/setup" || (tst_resm TWARN "Setup of bind/test18 failed" && tst_exit) 33 export result=0 34 35 36 37 trap 'ERR=$? ; ERR_MSG="caught error near: ${BASH_SOURCE[0]}:${FUNCNAME[0]}:${LINENO}:$_ (returned ${ERR})"; break' ERR 38 39 while /bin/true ; do 40 # This loop is for error recovery purposes only 41 42 43 44 "${FS_BIND_ROOT}/bin/makedir" share parent1 45 "${FS_BIND_ROOT}/bin/makedir" priv parent2 46 "${FS_BIND_ROOT}/bin/makedir" share share1 47 48 mount --bind "$disk1" share1 49 mount --bind share1 parent1 50 51 mount --bind parent1 parent2 52 "${FS_BIND_ROOT}/bin/makedir" share parent1/child1 53 54 check parent1 share1 parent2 55 mount --bind "$disk2" parent1/child1 56 check parent1/child1 parent2/child1 57 check parent1/child1 share1/child1 58 mount --bind "$disk3" parent2/a 59 60 check parent1/a parent2/a share1/a 61 62 mount --bind "$disk4" share1/b 63 64 check parent1/b parent2/b share1/b 65 66 break 67 done 68 trap 'ERR=$? ; tst_resm TWARN "bind/test18: caught error near: ${BASH_SOURCE[0]}:${FUNCNAME[0]}:${LINENO}:$_ (returned ${ERR})"' ERR 69 if [ -n "${ERR_MSG}" ]; then 70 tst_resm TWARN "bind/test18: ${ERR_MSG}" 71 ERR_MSG="" 72 result=$ERR 73 fi 74 trap '' ERR 75 { 76 umount share1/b 77 umount parent2/a 78 umount parent1/child1 79 umount parent1/child1 80 umount parent2 81 umount parent1 82 umount share1 83 umount parent2 84 umount parent1 85 umount share1 86 87 rm -rf parent* share* 88 cleanup 89 } >& /dev/null 90 if [ $result -ne 0 ] 91 then 92 tst_resm TFAIL "bind/test18: FAILED: bind: shared subtree with shared child to private subtree." 93 exit 1 94 else 95 tst_resm TPASS "bind/test18: PASSED" 96 exit 0 97 fi 98 tst_exit 99
