152 lines
5.1 KiB
Bash
Executable file
152 lines
5.1 KiB
Bash
Executable file
#!/bin/bash
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#
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# Copyright (C) 2016 Stanislav Brabec <sbrabec@suse.cz>
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#
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# This file is part of util-linux.
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#
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# This file is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This file is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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TS_TOPDIR="${0%/*}/../.."
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TS_DESC="losetup-loop"
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. "$TS_TOPDIR"/functions.sh
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ts_init "$*"
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ts_check_test_command "$TS_CMD_MOUNT"
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ts_check_test_command "$TS_CMD_UMOUNT"
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ts_check_test_command "$TS_CMD_FINDMNT"
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ts_check_test_command "$TS_CMD_LOSETUP"
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ts_skip_nonroot
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ts_check_losetup
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ts_check_prog "mkfs.ext2"
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function verify_mount_dev {
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local dev=$1
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local mp=$2
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local dev_mounted=$($TS_CMD_FINDMNT -no SOURCE --mountpoint "$mp")
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if test "$dev" != "$dev_mounted" ; then
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echo "Mounted incorrect device: have '$dev_mounted', want '$dev'" >&2
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return 1
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fi
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}
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#
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# file-* tests: Backing file is a regular file
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#
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BACKFILE=$(ts_image_init 10)
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mkfs.ext2 -F $BACKFILE &> /dev/null || ts_die "Cannot make ext2 on $BACKFILE"
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# All tests are separated by "udevadm settle" because loop device exists some time after
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# "losetup -d". This device confuses some tests. And find-race-condition, tests,
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# whether re-use of this device works.
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udevadm settle
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ts_init_subtest "file"
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[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
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$TS_CMD_MOUNT "$BACKFILE" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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udevadm settle
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ts_log "Success"
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ts_finalize_subtest
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ts_init_subtest "file-o-loop"
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[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
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$TS_CMD_MOUNT -oloop "$BACKFILE" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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udevadm settle
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ts_log "Success"
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ts_finalize_subtest
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ts_init_subtest "dev-loop"
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[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
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LODEV=$( $TS_CMD_LOSETUP --find --nooverlap --show $BACKFILE 2>> $TS_OUTPUT )
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$TS_CMD_MOUNT $LODEV "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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verify_mount_dev "$LODEV" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>> $TS_ERRLOG
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udevadm settle
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ts_log "Success"
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ts_finalize_subtest
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ts_init_subtest "o-loop-val"
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if [ "$TS_PARALLEL" = "yes" ]; then
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# There is a race in $LODEV is usage
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ts_skip_subtest "no-reentrant"
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else
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[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
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LODEV=$( $TS_CMD_LOSETUP --find 2>> $TS_OUTPUT )
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$TS_CMD_MOUNT -oloop=$LODEV "$BACKFILE" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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verify_mount_dev "$LODEV" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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udevadm settle
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ts_log "Success"
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ts_finalize_subtest
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fi
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ts_init_subtest "reuse"
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[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
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LODEV=$( $TS_CMD_LOSETUP --find --nooverlap --show "$BACKFILE" 2>> $TS_OUTPUT )
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$TS_CMD_MOUNT "$BACKFILE" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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verify_mount_dev "$LODEV" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>> $TS_ERRLOG
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udevadm settle
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ts_log "Success"
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ts_finalize_subtest
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ts_init_subtest "conflict"
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[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
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LODEV=$( $TS_CMD_LOSETUP --find --nooverlap --show --offset=1000 "$BACKFILE" 2>> $TS_OUTPUT )
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$TS_CMD_MOUNT "$BACKFILE" "$TS_MOUNTPOINT" 2>&1 \
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| sed 's/:.*:/: <target>/; s/for .*/for <source>/' > $TS_OUTPUT
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$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>> $TS_ERRLOG
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udevadm settle
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ts_log "Success"
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ts_finalize_subtest
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ts_init_subtest "o-loop-val-initialized"
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[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
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LODEV=$( $TS_CMD_LOSETUP --show -f "$BACKFILE" 2>>$TS_OUTPUT)
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$TS_CMD_MOUNT -oloop=$LODEV "$BACKFILE" "$TS_MOUNTPOINT" 2>&1 \
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| sed 's/:.*:/: <target>/; s/for .*/for <source>/' > $TS_OUTPUT
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$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>> $TS_ERRLOG
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udevadm settle
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ts_log "Success"
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ts_finalize_subtest
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ts_init_subtest "o-loop-val-conflict"
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[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
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cp "$BACKFILE" "$BACKFILE"-2
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LODEV=$( $TS_CMD_LOSETUP --show -f "$BACKFILE"-2 2>> $TS_OUTPUT)
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$TS_CMD_MOUNT -oloop=$LODEV "$BACKFILE" "$TS_MOUNTPOINT" 2>&1 \
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| sed 's/:.*:/: <target>/; s/for .*/for <source>/' > $TS_OUTPUT
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$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>> $TS_ERRLOG
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rm "$BACKFILE"-2
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udevadm settle
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ts_log "Success"
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ts_finalize_subtest
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ts_init_subtest "explicit-rw"
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[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
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$TS_CMD_MOUNT -o rw "$BACKFILE" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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$TS_CMD_FINDMNT -no FS-OPTIONS --mountpoint "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>> $TS_ERRLOG
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udevadm settle
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ts_log "Success"
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ts_finalize_subtest
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ts_log "Success"
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ts_finalize
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