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kdump: Move network device setup in a separate function

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BZ: 822701

This allows to reuse same function from iscsi setup code too. Also makes
code more modular.

[dyoung: add a missed space]

Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Acked-by: Dave Young <dyoung@redhat.com>
This commit is contained in:
Vivek Goyal 2012-05-22 17:34:02 -04:00 committed by Dave Young
parent a0bc139793
commit bf247cb56c
1 changed files with 19 additions and 12 deletions
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31
dracut-module-setup.sh
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@ -39,6 +39,24 @@ kdump_is_bond() {
[ -d /sys/class/net/"$1"/bonding ] [ -d /sys/class/net/"$1"/bonding ]
} }
# Setup dracut to bringup a given network interface
kdump_setup_netdev() {
local _netdev=$1
_netmac=`ip addr show $_netdev 2>/dev/null|awk '/ether/{ print $2 }'`
echo " ip=$_netdev:dhcp ifname=$_netdev:$_netmac rd.neednet=1" > ${initdir}/etc/cmdline.d/40ip.conf
if kdump_is_bridge "$_netdev"; then
echo " bridge=$_netdev:$(cd /sys/class/net/$_netdev/brif/; echo *)" > ${initdir}/etc/cmdline.d/41bridge.conf
elif kdump_is_bond "$_netdev"; then
echo " bond=$_netdev:\"$(cat /sys/class/net/$_netdev/bonding/slaves)\"" > ${initdir}/etc/cmdline.d/42bond.conf
#TODO
#echo "bondoptions=\"$bondoptions\"" >> /tmp/$$-bond
else
:
fi
}
#Function:kdump_install_net #Function:kdump_install_net
#$1: config values of net line in kdump.conf #$1: config values of net line in kdump.conf
kdump_install_net() { kdump_install_net() {
@ -68,18 +86,7 @@ kdump_install_net() {
_netdev=`echo $_netdev|awk '{print $3}'|head -n 1` _netdev=`echo $_netdev|awk '{print $3}'|head -n 1`
fi fi
_netmac=`ip addr show $_netdev 2>/dev/null|awk '/ether/{ print $2 }'` kdump_setup_netdev "${_netdev}"
echo " ip=$_netdev:dhcp ifname=$_netdev:$_netmac rd.neednet=1" > ${initdir}/etc/cmdline.d/40ip.conf
if kdump_is_bridge "$_netdev"; then
echo " bridge=$_netdev:$(cd /sys/class/net/$_netdev/brif/; echo *)" > ${initdir}/etc/cmdline.d/41bridge.conf
elif kdump_is_bond "$_netdev"; then
echo " bond=$_netdev:\"$(cat /sys/class/net/$_netdev/bonding/slaves)\"" > ${initdir}/etc/cmdline.d/42bond.conf
#TODO
#echo "bondoptions=\"$bondoptions\"" >> /tmp/$$-bond
else
:
fi
} }
#install kdump.conf and what user specifies in kdump.conf #install kdump.conf and what user specifies in kdump.conf