#!/bin/bash TS_TOPDIR="$(dirname $0)/../.." TS_DESC="shared-subtree" . $TS_TOPDIR/functions.sh ts_init "$*" ts_skip_nonroot [ -d $TS_MOUNTPOINT ] || mkdir -p $TS_MOUNTPOINT # bind $TS_CMD_MOUNT --bind $TS_MOUNTPOINT $TS_MOUNTPOINT # check the bind $TS_CMD_FINDMNT --kernel --target $TS_MOUNTPOINT &> /dev/null [ "$?" == "0" ] || ts_die "Cannot find binded $TS_MOUNTPOINT in /proc/self/mountinfo" # use the same mounpoint for all sub-tests MOUNTPOINT="$TS_MOUNTPOINT" ts_init_subtest "make-shared" $TS_CMD_MOUNT --make-shared $MOUNTPOINT >> $TS_OUTPUT 2>&1 $TS_CMD_FINDMNT -nr --target $MOUNTPOINT -o PROPAGATION >> $TS_OUTPUT ts_finalize_subtest ts_init_subtest "make-private" $TS_CMD_MOUNT --make-private $MOUNTPOINT >> $TS_OUTPUT 2>&1 $TS_CMD_FINDMNT -nr --target $MOUNTPOINT -o PROPAGATION >> $TS_OUTPUT ts_finalize_subtest ts_init_subtest "make-unbindable" $TS_CMD_MOUNT --make-unbindable $MOUNTPOINT >> $TS_OUTPUT 2>&1 $TS_CMD_FINDMNT -nr --target $MOUNTPOINT -o PROPAGATION >> $TS_OUTPUT ts_finalize_subtest # clean up $TS_CMD_UMOUNT $MOUNTPOINT ts_init_subtest "bind-shared" $TS_CMD_MOUNT --make-shared \ --bind $MOUNTPOINT $MOUNTPOINT >> $TS_OUTPUT 2>&1 $TS_CMD_FINDMNT -nr --target $MOUNTPOINT -o PROPAGATION >> $TS_OUTPUT $TS_CMD_UMOUNT $MOUNTPOINT ts_finalize_subtest # # block dev based mounts # DEVICE=$(ts_device_init) [ "$?" == 0 ] || ts_die "Cannot init device" mkfs.ext3 $DEVICE &> /dev/null || ts_die "Cannot make ext3 on $DEVICE" $DEVICE ts_device_has "TYPE" "ext3" $DEVICE || ts_die "Cannot find ext3 on $DEVICE" $DEVICE # multiple propagation flags for one mount(8) call is unsupported # by old mount-deprecated/mount $TS_CMD_MOUNT -V | grep -q libmount if [ $? -eq 0 ]; then ts_init_subtest "mount-private" $TS_CMD_MOUNT --make-private --make-unbindable \ $DEVICE $MOUNTPOINT >> $TS_OUTPUT 2>&1 $TS_CMD_FINDMNT -nr --target $MOUNTPOINT -o PROPAGATION >> $TS_OUTPUT $TS_CMD_UMOUNT $MOUNTPOINT ts_finalize_subtest ts_init_subtest "mount-private-ro" $TS_CMD_MOUNT $DEVICE $MOUNTPOINT -o ro,private >> $TS_OUTPUT 2>&1 $TS_CMD_FINDMNT -nr --target $MOUNTPOINT -o PROPAGATION >> $TS_OUTPUT $TS_CMD_FINDMNT -nr --target $MOUNTPOINT -o VFS-OPTIONS >> $TS_OUTPUT $TS_CMD_UMOUNT $MOUNTPOINT ts_finalize_subtest fi ts_device_deinit $DEVICE rmdir $MOUNTPOINT ts_log "Success" ts_finalize