55 lines
1.6 KiB
Plaintext
55 lines
1.6 KiB
Plaintext
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#!/bin/bash
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# This file must be executable to work! chmod 755!
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# Look at what a host is exporting to determine what we can mount.
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# This is very simple, but it appears to work surprisingly well
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key="$1"
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# add "nosymlink" here if you want to suppress symlinking local filesystems
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# add "nonstrict" to make it OK for some filesystems to not mount
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# choose one of the two lines below depending on the NFS version in your
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# environment
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[ -f /etc/default/autofs ] && . /etc/default/autofs
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if [ -z "$MOUNT_NFS_DEFAULT_PROTOCOL" -o "$MOUNT_NFS_DEFAULT_PROTOCOL" == "3" ]; then
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# Showmount comes in a number of names and varieties. "showmount" is
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# typically an older version which accepts the '--no-headers' flag
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# but ignores it. "kshowmount" is the newer version installed with knfsd,
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# which both accepts and acts on the '--no-headers' flag.
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#SHOWMOUNT="kshowmount --no-headers -e $key"
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#SHOWMOUNT="showmount -e $key | tail -n +2"
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for P in /bin /sbin /usr/bin /usr/sbin
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do
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for M in showmount kshowmount
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do
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if [ -x $P/$M ]
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then
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SMNT=$P/$M
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break
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fi
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done
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done
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[ -x $SMNT ] || exit 1
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# Newer distributions get this right
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SHOWMOUNT="$SMNT --no-headers -e $key"
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$SHOWMOUNT | LC_ALL=C cut -d' ' -f1 | LC_ALL=C sort -u | \
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awk -v key="$key" -v opts="$opts" -- '
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BEGIN { ORS=""; first=1 }
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{ if (first) { print opts; first=0 }; print " \\\n\t" $1, key ":" $1 }
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END { if (!first) print "\n"; else exit 1 }
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' | sed 's/#/\\#/g'
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opts="-fstype=nfs,hard,intr,nodev,nosuid"
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else
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# NFSv4
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opts="-fstype=nfs4,hard,intr,nodev,nosuid,async"
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echo "$opts $key:/"
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fi
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