xcat-core/xCAT/postscripts/xcatlib.sh

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function hashencode(){
local str_map="$1"
echo `echo $str_map | sed 's/\./xDOTx/g' | sed 's/:/xCOLONx/g' | sed 's/,/:xCOMMAx/g'`
}
function hashset(){
local str_hashname="hash${1}${2}"
local str_value=$3
str_hashname=$(hashencode $str_hashname)
eval "${str_hashname}='${str_value}'"
}
function hashget(){
local str_hashname="hash${1}${2}"
str_hashname=$(hashencode $str_hashname)
eval echo "\$${str_hashname}"
}
function debianpreconf(){
#create the config sub dir
if [ ! -d "/etc/network/interfaces.d" ];then
mkdir -p "/etc/network/interfaces.d"
fi
#search xcat flag
`grep "#XCAT_CONFIG" /etc/network/interfaces`
if [ $? -eq 0 ];then
return
fi
#back up the old interface configure
if [ ! -e "/etc/network/interfaces.bak" ];then
mv /etc/network/interfaces /etc/network/interfaces.bak
fi
#create the new config file
echo "#XCAT_CONFIG" > /etc/network/interfaces
echo "source /etc/network/interfaces.d/*" >> /etc/network/interfaces
local str_conf_file=''
#read the backfile
cat /etc/network/interfaces.bak | while read str_line
do
if [ ! "$str_line" ];then
continue
fi
local str_first_char=${str_line:0:1}
if [ $str_first_char = '#' ];then
continue
fi
local str_conf_type=`echo $str_line | cut -d" " -f1`
if [ $str_conf_type = 'auto' -o $str_conf_type = 'allow-hotplug' ];then
str_line=${str_line#$str_conf_type}
for str_nic_name in $str_line; do
echo "$str_conf_type $str_nic_name" > "/etc/network/interfaces.d/$str_nic_name"
done
elif [ $str_conf_type = 'iface' -o $str_conf_type = 'mapping' ];then
#find out the nic name, should think about the eth0:1
str_nic_name=`echo $str_line | cut -d" " -f 2 | cut -d":" -f 1`
str_conf_file="/etc/network/interfaces.d/$str_nic_name"
if [ ! -e $str_conf_file ];then
echo "auto $str_nic_name" > $str_conf_file
fi
#write lines into the conffile
echo $str_line >> $str_conf_file
else
echo $str_line >> $str_conf_file
fi
done
}