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58 lines
1.9 KiB
Text
58 lines
1.9 KiB
Text
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#!/bin/sh
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# Copyright 2011 Patrick J. Volkerding, Sebeka, Minnesota, USA
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# All rights reserved.
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#
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# Redistribution and use of this script, with or without modification, is
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# permitted provided that the following conditions are met:
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#
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# 1. Redistributions of this script must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# Currently, btrfsck does not recognize any options, so eat any initial options
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# beginning with '-'. Then, check the remaining args with btrfsck only if they
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# exist and are readable.
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# Strip initial args:
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while [ ! -z "$1" ]; do
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if [ "$(echo $1 | cut -b1)" = "-" ]; then
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shift # strip option from command line
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else
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break
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fi
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done
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# Main filesystem check loop:
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RETVAL=0
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while [ ! -z "$1" ]; do
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if [ -r "$1" ]; then
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echo "fsck.btrfs: Checking filesystem on $1"
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# Checking the root filesystem (even read-only) will fail, check for that:
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if ! grep -w "$1" /etc/fstab | grep -wq / ; then
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btrfsck "$1"
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ERRCODE=$?
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if [ ! $ERRCODE = 0 ]; then
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RETVAL=$ERRCODE
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fi
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else
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echo " $1 mounted on /, skipped."
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fi
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fi
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shift
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done
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# If there was an error, return the most recent error code:
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exit $RETVAL
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