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#!/bin/sh
#
# This is a sample /etc/dhcpcd.sh script.
# /etc/dhcpcd.sh script is executed by dhcpcd daemon
# any time it configures or shuts down interface.
# The following parameters are passed to dhcpcd.exe script:
# $1 = HostInfoFilePath, e.g "/var/lib/dhcpcd/dhcpcd-eth0.info"
# $2 = "up" if interface has been configured with the same
# IP address as before reboot;
# $2 = "down" if interface has been shut down;
# $2 = "new" if interface has been configured with new IP address;
#
# Sanity checks
if [ $# -lt 2 ]; then
logger -s -p local0.err -t dhcpcd.sh "wrong usage"
exit 1
fi
hostinfo="$1"
state="$2"
# Reading HostInfo file for configuration parameters
[ -e "${hostinfo}" ] && . "${hostinfo}"
case "${state}" in
up)
logger -s -p local0.info -t dhcpcd.sh \
"interface ${INTERFACE} has been configured with old IP=${IPADDR}"
# Put your code here for when the interface has been brought up with an
# old IP address here
;;
new)
logger -s -p local0.info -t dhcpcd.sh \
"interface ${INTERFACE} has been configured with new IP=${IPADDR}"
# Put your code here for when the interface has been brought up with a
# new IP address
;;
down) logger -s -p local0.info -t dhcpcd.sh \
"interface ${INTERFACE} has been brought down"
# Put your code here for the when the interface has been shut down
;;
esac
exit 0
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