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22 lines
1010 B
Bash
22 lines
1010 B
Bash
if [ ! -r /etc/redhat-release ] || ! grep "release 6" /etc/redhat-release >/dev/null; then
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exit 0; #only rhel6 supported
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fi
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if [ -r /sys/devices/virtual/dmi/id/product_uuid ]; then
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duid='default-duid "\000\004';
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for i in `sed -e 's/\(..\)\(..\)\(..\)\(..\)-\(..\)\(..\)-\(..\)\(..\)/\4\3\2\1-\6\5-\8\7/;s/-//g;s/\(..\)/\1 /g' /sys/devices/virtual/dmi/id/product_uuid`; do
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num=`printf "%d" 0x$i`
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octnum=`printf "\\%03o" 0x$i`
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#Instead of hoping to be inside printable case, just make them all octal codes
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# if [ $num -lt 127 -a $num -gt 34 ]; then
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# octnum=`printf $octnum`
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# fi
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duid=$duid$octnum
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done
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duid=$duid'";'
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#for interface in `ifconfig -a|grep HWaddr|awk '{print $1}'`; do
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for interface in `ip -4 -oneline link show|grep -i ether |awk -F ":" '{print $2}'| grep -o "[^ ]\+\( \+[^ ]\+\)*"`; do
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echo $duid > /var/lib/dhclient/dhclient6-$interface.leases
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done
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echo $duid > /var/lib/dhclient/dhclient6.leases
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fi
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