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 23 SETS_DEFAULTS="${TCID=test25} ${TST_COUNT=1} ${TST_TOTAL=1}" 24 declare -r TCID 25 declare -r TST_COUNT 26 declare -r TST_TOTAL 27 export TCID TST_COUNT TST_TOTAL 28 29 tst_resm TINFO "***************TEST25***************" 30 tst_resm TINFO "rbind: shared subtree with slave child to shared subtree." 31 tst_resm TINFO "************************************" 32 33 . "${FS_BIND_ROOT}/bin/setup" || (tst_resm TWARN "Setup of rbind/test25 failed" && tst_exit) 34 export result=0 35 36 37 38 trap 'ERR=$? ; ERR_MSG="caught error near: ${BASH_SOURCE[0]}:${FUNCNAME[0]}:${LINENO}:$_ (returned ${ERR})"; break' ERR 39 40 while /bin/true ; do 41 # This loop is for error recovery purposes only 42 43 44 45 "${FS_BIND_ROOT}/bin/makedir" share parent1 46 "${FS_BIND_ROOT}/bin/makedir" share parent2 47 "${FS_BIND_ROOT}/bin/makedir" share share1 48 mkdir parent1/child1 49 50 mount --bind share1 parent1/child1 51 52 mount --rbind "$disk1" parent1/child1 53 "${FS_BIND_ROOT}/bin/makedir" slave parent1/child1 54 55 mount --rbind parent1 parent2 56 57 check parent1 parent2 58 check parent1/child1/ parent2/child1 59 60 mount --rbind "$disk2" parent1/child1/a 61 62 check -n parent1/child1/a parent2/child1/a 63 check -n parent1/child1/a share1/a 64 65 mount --rbind "$disk3" parent2/child1/b 66 67 check -n parent1/child1/b parent2/child1/b 68 check -n parent2/child1/b share1/b 69 70 mount --rbind "$disk4" share1/c 71 check parent2/child1/c share1/c 72 check parent1/child1/c share1/c 73 74 break 75 done 76 trap 'ERR=$? ; tst_resm TWARN "rbind/test25: caught error near: ${BASH_SOURCE[0]}:${FUNCNAME[0]}:${LINENO}:$_ (returned ${ERR})"' ERR 77 if [ -n "${ERR_MSG}" ]; then 78 tst_resm TWARN "rbind/test25: ${ERR_MSG}" 79 ERR_MSG="" 80 result=$ERR 81 fi 82 trap '' ERR 83 { 84 umount share1/c 85 umount parent1/child1/a 86 umount parent2/child1/b 87 umount parent2/child1 88 umount parent2/child1 89 umount parent1/child1 90 umount parent2 91 umount parent2 92 umount parent1 93 94 95 rm -rf parent* share* 96 cleanup 97 } >& /dev/null 98 if [ $result -ne 0 ] 99 then 100 tst_resm TFAIL "rbind/test25: FAILED: rbind: shared subtree with slave child to shared subtree." 101 exit 1 102 else 103 tst_resm TPASS "rbind/test25: PASSED" 104 exit 0 105 fi 106 tst_exit 107
