| #!/bin/bash |
| |
| # |
| # Copyright (C) 2014 Federico Simoncelli <fsimonce@redhat.com> |
| # |
| # This file is part of util-linux. |
| # |
| # This file is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 2 of the License, or |
| # (at your option) any later version. |
| # |
| # This file is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| TS_TOPDIR="${0%/*}/../.." |
| TS_DESC="offsets" |
| |
| . $TS_TOPDIR/functions.sh |
| ts_init "$*" |
| |
| ts_check_test_command "$TS_CMD_BLKDISCARD" |
| |
| ts_skip_nonroot |
| ts_check_losetup |
| |
| ORIGPWD=$(pwd) |
| IMAGE_NAME="${TS_TESTNAME}-loop.img" |
| IMAGE_PATH="$TS_OUTDIR/$IMAGE_NAME" |
| |
| truncate -s 10M $IMAGE_PATH |
| |
| ts_log "create loop device from image" |
| DEVICE=$($TS_CMD_LOSETUP --show -f $IMAGE_PATH) |
| ts_register_loop_device "$DEVICE" |
| |
| function run_tscmd { |
| local ret |
| "$@" >> $TS_OUTPUT 2>&1 |
| ret=$? |
| echo "ret: $ret" >> "$TS_OUTPUT" |
| return $ret |
| } |
| |
| ts_log "testing offsets with full block size" |
| run_tscmd $TS_CMD_BLKDISCARD -v $DEVICE |
| if [ "$?" != "0" ]; then |
| # Skip the rest? For example loop backing files on NFS seem unsupported. |
| grep -q "BLKDISCARD ioctl failed: Operation not supported" "$TS_OUTPUT" \ |
| && ts_skip "BLKDISCARD not supported" |
| fi |
| run_tscmd $TS_CMD_BLKDISCARD -v -o 1 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -o 511 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -o 512 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -o 1024 $DEVICE |
| |
| ts_log "testing offsets with specific length" |
| run_tscmd $TS_CMD_BLKDISCARD -v -l 5242880 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -l 5242881 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -l 5243391 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -o 1 -l 5242880 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -o 511 -l 5242880 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -o 512 -l 5242880 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -o 1024 -l 5242880 $DEVICE |
| |
| ts_log "testing aligned steps full device" |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 5242880 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 1310720 $DEVICE |
| |
| ts_log "testing aligned steps with offsets and length" |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 512 -l 1024 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 512 -o 1 -l 1024 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 512 -o 1 -l 1536 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 512 -o 511 -l 1536 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 512 -o 512 -l 1536 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 512 -o 1024 -l 1024 $DEVICE |
| |
| ts_log "testing misaligned steps full device" |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 1 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 256 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 511 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 513 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 768 $DEVICE |
| |
| ts_log "testing misaligned steps with offsets and length" |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 511 -l 1024 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 511 -o 1 -l 1536 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 511 -o 511 -l 1536 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 511 -l 10240 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 511 -o 1 -l 10240 $DEVICE |
| run_tscmd $TS_CMD_BLKDISCARD -v -p 511 -o 511 -l 10240 $DEVICE |
| |
| sed -i "s#$DEVICE:\s##" $TS_OUTPUT |
| |
| ts_log "detach loop device from image" |
| |
| ts_cd "$ORIGPWD" |
| |
| ts_finalize |