56 lines
1.4 KiB
Plaintext
56 lines
1.4 KiB
Plaintext
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#!/bin/bash
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# This example script retrieves the DHCP state of a given interface.
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# In the interest of keeping the KVP daemon code free of distro specific
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# information; the kvp daemon code invokes this external script to gather
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# DHCP setting for the specific interface.
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#
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# Input: Name of the interface
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#
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# Output: The script prints the string "Enabled" to stdout to indicate
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# that DHCP is enabled on the interface. If DHCP is not enabled,
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# the script prints the string "Disabled" to stdout.
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#
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# Each Distro is expected to implement this script in a distro specific
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# fashion.
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#set -x
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IF_FILE="/etc/network/interfaces"
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NMCMD="nmcli"
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function checknetworkmanager {
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#Assumes if $NMCMD exists, inteface exists and interface is not
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# in $IF_FILE then dhcp is being used by NM
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if hash $NMCMD >/dev/null 2>&1 ; then
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if $NMCMD dev status |grep -q $1 ; then
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echo "Enabled"
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else
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echo "Disabled"
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fi
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else
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#Give up
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echo "Disabled"
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fi
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}
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if [ -z $1 ] ; then echo "Disabled"; exit; fi
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if [ -e $IF_FILE ]; then
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if grep -v -e "^#" $IF_FILE|grep -q $1 ; then
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#interface exists so
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if grep -q -e $1\.\*dhcp $IF_FILE; then
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echo "Enabled"; exit;
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else
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echo "Disabled"; exit;
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fi
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else
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checknetworkmanager $1
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exit
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fi
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else
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checknetworkmanager $1
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exit
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fi
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