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#!/bin/sh
#
# Petitboot udhcpc user script. Should be run by udhcpc when
# there is a change in the dhcp configuration. For more info
# see the udhcpc man page and the Linux kernel source file
# Documentation/filesystems/nfsroot.txt.
#
PBOOT_USER_EVENT_SOCKET="/tmp/petitboot.ev"
log="/var/log/petitboot/pb-udhcpc.log"
pb_add () {
# Looks like udhcpc will give us different names, depending if the
# parameter was in the header, or specified by options
[ -z "$bootfile" ] && bootfile=${boot_file}
mac=$(cat /sys/class/net/$interface/address)
paramstr=''
# Collect relevant DHCP response parameters into $paramstr
for name in pxeconffile pxepathprefix bootfile mac ip siaddr \
serverid tftp
do
value=$(eval "echo \${$name}")
[ -n "$value" ] || continue;
paramstr="$paramstr $name=$value"
done
pb-event dhcp@${interface} $paramstr
# Check if an explicit boot file present. If there is, add it as
# an option directly.
if [ -z "${bootfile}" ]
then
return;
fi
paramstr=""
# Collect relevant parameters to add an option to the bootfile
# parameter
for name in rootpath siaddr bootfile mac
do
value=$(eval "echo \${$name}")
[ -n "$value" ] || continue;
paramstr="$paramstr $name=$value"
done
pb-event add@${interface} name="netboot $interface ($bootfile)" \
$paramstr
}
pb_remove () {
mac=$(cat /sys/class/net/$interface/address)
pb-event remove@${interface} mac=$mac
}
case "$1" in
bound)
pb_add
;;
deconfig)
pb_remove
;;
*)
;;
esac
printf "--- $1 ---\n" >> ${log}
set >> ${log}
printf "---------------\n" >> ${log}
|
