4e7720631b
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/branches/2.8@16628 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
503 lines
16 KiB
Bash
Executable File
503 lines
16 KiB
Bash
Executable File
#!/bin/sh
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# IBM(c) 2011EPL license http://www.eclipse.org/legal/epl-v10.html
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#-------------------------------------------------------------------------------
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#=head1 routeop
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#=head2 routeop is called by makeroutes command and setuproutes postscript to
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# setup a route on a node.
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# The syntax is:
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# routeop add/delete net mask gateway ifname
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#=cut
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#-------------------------------------------------------------------------------
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op=$1
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net=$2
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mask=$3
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gw=$4
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if [ -n "$5" ]; then
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ifname=$5
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fi
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function debianpreconf(){
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#create the config sub dir
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if [ ! -d "/etc/network/interfaces.d" ];then
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mkdir -p "/etc/network/interfaces.d"
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fi
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#search xcat flag
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XCATFLAG=`grep "#XCAT_CONFIG" /etc/network/interfaces`
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if [ -n "$XCATFLAG" ];then
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return
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fi
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#back up the old interface configure
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if [ ! -e "/etc/network/interfaces.bak" ];then
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mv /etc/network/interfaces /etc/network/interfaces.bak
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fi
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#create the new config file
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echo "#XCAT_CONFIG" > /etc/network/interfaces
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echo "source /etc/network/interfaces.d/*" >> /etc/network/interfaces
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CONFFILE=''
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#read the backfile
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cat /etc/network/interfaces.bak | while read LINE
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do
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if [ ! "$LINE" ];then
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continue
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fi
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FIRSTCHAR=${LINE:0:1}
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if [ $FIRSTCHAR = '#' ];then
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continue
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fi
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CONFTYPE=`echo $LINE | cut -d" " -f1`
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if [ $CONFTYPE = 'auto' -o $CONFTYPE = 'allow-hotplug' ];then
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LINE=${LINE#$CONFTYPE}
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for NICNAME in $LINE; do
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echo "$CONFTYPE $NICNAME" > "/etc/network/interfaces.d/$NICNAME"
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done
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elif [ $CONFTYPE = 'iface' -o $CONFTYPE = 'mapping' ];then
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#find out the nic name, should think about the eth0:1
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NICNAME=`echo $LINE | cut -d" " -f 2 | cut -d":" -f 1`
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CONFFILE="/etc/network/interfaces.d/$NICNAME"
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if [ ! -e $CONFFILE ];then
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echo "auto $NICNAME" > $CONFFILE
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fi
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#write lines into the conffile
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echo $LINE >> $CONFFILE
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else
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echo $LINE >> $CONFFILE
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fi
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done
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}
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route_exists()
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{
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net=$1
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mask=$2
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gw=$3
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ret=0
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if [ -n "$4" ]; then
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ifname=$4
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fi
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os_type=$(uname -s)
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# ipv6
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if echo $net | grep : 2>&1 1>/dev/null
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then
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result=`ip -6 route show $net/$mask`
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if [ $? -ne 0 ] || [ -z "$result" ]
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then
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ret=0
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else
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ret=1
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fi
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else
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result=`netstat -nr|grep $net`;
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if [ $? -eq 0 ] && [ -n "$result" ]; then
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for x in `echo "$result"|tr -s " " ","`
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do
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if [ "$os_type" = "Linux" ]; then
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net1=`echo $x|cut -d',' -f1`
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gw1=`echo $x|cut -d',' -f2`
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mask1=`echo $x|cut -d',' -f3`
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if [ "$net" = "$net1" ] && [ "$mask" = "$mask1" ] && [ "$gw" = "$gw1" ]; then
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ret=1
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break
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fi
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else
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tmp1=`echo $x|cut -d',' -f1`
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gw1=`echo $x|cut -d',' -f2`
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n1=`echo $net |cut -d'.' -f1`
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n2=`echo $net |cut -d'.' -f2`
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n3=`echo $net |cut -d'.' -f3`
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n4=`echo $net |cut -d'.' -f4`
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netnum="$(( ($n1 << 24) + ($n2 << 16) + ($n3 << 8) + $n4 ))"
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bits=32
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while [ `expr $netnum % 2` -eq 0 ]
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do
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bits="$(( $bits - 1 ))"
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netnum="$(( $netnum >> 1 ))"
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done
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tmp2="$net/$bits";
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#echo "$tmp2=$tmp2"
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if [ "$tmp1" = "$tmp2" ] && [ "$gw" = "$gw1" ]; then
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ret=1
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break
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fi
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fi
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done
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fi
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fi
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echo $ret
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}
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add_persistent_route()
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{
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net=$1;
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mask=$2;
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gw=$3;
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if [ -n "$4" ]; then
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ifname=$4
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fi
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xcat_config_start="# xCAT_CONFIG_START";
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xcat_config_end="# xCAT_CONFIG_END";
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if [ "$(uname -s)" = "Linux" ]; then
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#determine the os name
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OS_name="something"
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if [ -f /etc/redhat-release ]
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then
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OS_name="redhat" #it can be RedHatFerdora or CentOS
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elif [ -f /etc/SuSE-release ]
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then
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OS_name="sles"
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else
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OS_name="debian"
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fi
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case $OS_name in
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sles)
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#echo "sles"
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# ipv6 net
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filename="/etc/sysconfig/network/routes";
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if echo $net | grep : 2>&1 1>/dev/null
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then
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route="$net/$mask $gw - -"
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route1="$net\/$mask $gw - -";
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else
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route="$net $gw $mask $ifname";
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route1="$net $gw $mask $ifname";
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fi
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if [ -f $filename ]; then
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grep "$route" $filename 2>&1 1>/dev/null
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if [ $? -ne 0 ]; then #route does not exist
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grep "$xcat_config_start" $filename 2>&1 1>/dev/null
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if [ $? -ne 0 ]; then #no xCAT section
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echo $xcat_config_start >> $filename
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echo $route >> $filename
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echo $xcat_config_end >> $filename
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else
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sed -i -e s/"$xcat_config_end"/"$route1\n$xcat_config_end"/g $filename
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fi
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echo "Persistent route \"$route\" added in $filename."
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else
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echo "Persistent route \"$route\" already exists in $filename."
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fi
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else
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#echo "got here"
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echo "$xcat_config_start" > $filename
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echo "$route" >> $filename
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echo "$xcat_config_end" >> $filename
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echo "Route \"$route\" added in $filename."
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fi
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;;
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debian)
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debianpreconf
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matchstr=""
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v6flag=0
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#on debian/ubuntu need the network device name
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if [ ! $ifname ];then
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ifname=`netstat -nr | grep "$net" | awk '{print $8}'`
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fi
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filename="/etc/network/interfaces.d/$ifname"
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if [ ! -f $filename ];then
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echo "auto $ifname" > $filename
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echo "iface $ifname inet dhcp" >> $filename
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fi
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echo $net | grep : 2>&1 1>/dev/null
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#ipv6
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if [ $? -eq 0 ];then
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matchstr="$net/$mask gw $gw"
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v6flag=1
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else
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matchstr="net $net netmask $mask gw $gw"
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fi
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grep "$matchstr" $filename 2>&1 1>/dev/null
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if [ $? -ne 0 ];then
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foundflag=0
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tempfile="/etc/network/interfaces.d/tmp"
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while read LINE
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do
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echo $LINE | grep "iface" 2>&1 1>/dev/null
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if [ $? -eq 0 -a $foundflag -eq 1 ];then
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foundflag=0
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if [ $v6flag -eq 1 ];then
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echo " up route -A inet6 add $net/$mask gw $gw" >> $tempfile
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echo " down route -A inet6 del $net/$mask gw $gw" >> $tempfile
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else
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echo " up route add -net $net netmask $mask gw $gw" >> $tempfile
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echo " down route del -net $net netmask $mask gw $gw" >> $tempfile
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fi
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fi
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echo $LINE | grep "iface $ifname " 2>&1 1>/dev/null
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#this is the last line of the device
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if [ $? -eq 0 ];then
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foundflag=1
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fi
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echo $LINE >> $tempfile
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done < $filename
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#the insert place is the last line of the config file
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if [ $foundflag -eq 1 ];then
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if [ $v6flag -eq 1 ];then
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echo " up route -A inet6 add $net/$mask gw $gw" >> $tempfile
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echo " down route -A inet6 del $net/$mask gw $gw" >> $tempfile
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else
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echo " up route add -net $net netmask $mask gw $gw" >> $tempfile
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echo " down route del -net $net netmask $mask gw $gw" >> $tempfile
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fi
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fi
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mv -f $tempfile $filename
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echo "Persistent route \"$matchstr\" added in $filename."
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else
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echo "Persisten route \"$match\" already exists in $filename"
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fi
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;;
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redhat)
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#echo "rh/fedora/centos"
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# ipv6 net
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if echo $net | grep : 2>&1 1>/dev/null
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then
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filename="/etc/sysconfig/static-routes-ipv6";
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route="$ifname $net/$mask $gw";
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# $net/mask does not work with sed cmd
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route1="$ifname $net\/$mask $gw";
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else
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filename="/etc/sysconfig/static-routes";
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route="any net $net netmask $mask gw $gw $ifname";
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route1="any net $net netmask $mask gw $gw $ifname";
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fi
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if [ -f $filename ]; then
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grep "$route" $filename 2>&1 1>/dev/null
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if [ $? -ne 0 ]; then #route does not exist
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grep "$xcat_config_start" $filename 2>&1 1>/dev/null
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if [ $? -ne 0 ]; then #no xCAT section
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echo $xcat_config_start >> $filename
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echo $route >> $filename
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echo $xcat_config_end >> $filename
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else
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sed -i -e s/"$xcat_config_end"/"$route1\n$xcat_config_end"/g $filename
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fi
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echo "Persistent route \"$route\" added in $filename."
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else
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echo "Persistent route \"$route\" already exists in $filename."
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fi
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else
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#echo "got here"
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echo "$xcat_config_start" > $filename
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echo "$route" >> $filename
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echo "$xcat_config_end" >> $filename
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echo "Persistent route \"$route\" added in $filename."
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fi
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;;
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esac
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else #AIX
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echo "Adding persistent route on AIX is not supported yet."
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fi
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}
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rm_persistent_route()
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{
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net=$1;
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mask=$2;
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gw=$3;
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if [ -n "$4" ]; then
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ifname=$4
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fi
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if [ "$(uname -s)" = "Linux" ]; then
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#determine the os name
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OS_name="something"
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if [ -f /etc/redhat-release ]
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then
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OS_name="redhat" #it can be RedHatFerdora or CentOS
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elif [ -f /etc/SuSE-release ]
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then
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OS_name="sles"
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else
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OS_name="debian"
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fi
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case $OS_name in
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sles)
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#echo "sles"
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filename="/etc/sysconfig/network/routes";
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# ipv6 net
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if echo $net | grep : 2>&1 1>/dev/null
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then
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route="$net/$mask $gw - -";
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route1="$net\/$mask $gw - -";
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else
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if [ -n "$ifname" ]; then
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route="$net $gw $mask $ifname";
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route1="$net $gw $mask $ifname";
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else
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route="$net $gw $mask";
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route1="$net $gw $mask";
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fi
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fi
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if [ -f $filename ]; then
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grep "$route" $filename 2>&1 1>/dev/null
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if [ $? -ne 0 ]; then # Does not exist in file
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echo "Persistent route \"$route\" does not exist in $filename."
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else
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sed -i -e s/"$route1"//g $filename
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echo "Persistent route \"$route\" removed from $filename."
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fi
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else
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echo "Persistent route file $filename does not exist."
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fi
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;;
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debian)
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debianpreconf
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matchstr=""
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v6flag=0
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#on debian/ubuntu need the network device name
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if [ ! $ifname ];then
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ifname=`netstat -nr | grep "$net" | awk '{print $8}'`
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fi
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filename="/etc/network/interfaces.d/$ifname"
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echo $net | grep : 2>&1 1>/dev/null
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#ipv6
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if [ $? -eq 0 ];then
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matchstr="$net/$mask gw $gw"
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v6flag=1
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else
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matchstr="net $net netmask $mask gw $gw"
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fi
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grep "$matchstr" $filename
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if [ $? -eq 0 ];then
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sed -i -e "/$matchstr/d" $filename
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echo "Persistent route \"$matchstr\" removed from $filename."
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else
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echo "Persistent route \"$matchstr\" does not exist in $filename."
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fi
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;;
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redhat)
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#echo "rh/fedora/centos"
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#ipv6
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if echo $net | grep : 2>&1 1>/dev/null
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then
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filename="/etc/sysconfig/static-routes-ipv6";
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# $net/$mask does not work with sed
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route="$ifname $net\/$mask $gw"
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route1="$ifname $net/$mask $gw"
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else
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filename="/etc/sysconfig/static-routes";
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route="any net $net netmask $mask gw $gw $ifname";
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route1="any net $net netmask $mask gw $gw $ifname";
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fi
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if [ -f $filename ]; then
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grep "$route" $filename 2>&1 1>/dev/null
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if [ $? -ne 0 ]; then # Does not exist in file
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echo "Persistent route \"$route1\" does not exist in $filename."
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else
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sed -i -e s/"$route"//g $filename
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echo "Persistent route \"$route1\" removed from $filename."
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fi
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else
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echo "Persistent route file $filename does not exist."
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fi
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;;
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esac
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else #AIX
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echo "Removing persistent route on AIX is not supported yet."
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fi
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}
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if [ "$op" = "add" ]; then
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result=$(route_exists $net $mask $gw)
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if [ "$result" = "0" ]; then
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#ipv6
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if echo $net | grep : 2>&1 1>/dev/null
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then
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if [ "$(uname -s)" = "Linux" ]; then
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cmd="ip -6 route add $net/$mask via $gw"
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else
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# AIX TODO
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cmd="ip -6 route add $net/$mask via $gw"
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fi
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else
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if [ "$(uname -s)" = "Linux" ]; then
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cmd="route add -net $net netmask $mask gw $gw"
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else
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cmd="route add -net $net -netmask $mask $gw"
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fi
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fi
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echo "Adding temporary route: $cmd"
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result=`$cmd 2>&1`
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code=$?
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if [ $code -ne 0 ]; then
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logger -t xCAT -p local4.err "$cmd\nerror code=$code, result=$result."
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echo " error code=$code, result=$result."
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if [ -f "/etc/debian_version" ];then
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exit 1;
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fi
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fi
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else
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#ipv6
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if echo $net | grep : 2>&1 1>/dev/null
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then
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echo "The temporary route ($net/$mask $gw) already exists."
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else
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echo "The temporary route ($net $mask $gw) already exists."
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fi
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fi
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#add persistent route
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add_persistent_route $net $mask $gw $ifname
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elif [ "$op" = "delete" ]; then
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result=$(route_exists $net $mask $gw)
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if [ "$result" = "1" ]; then
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# ipv6
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if echo $net | grep : 2>&1 1>/dev/null
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then
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if [ "$(uname -s)" = "Linux" ]; then
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cmd="ip -6 route delete $net/$mask via $gw"
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else
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# AIX TODO
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cmd="ip -6 route delete $net/$mask via $gw"
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fi
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else
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if [ "$(uname -s)" = "Linux" ]; then
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cmd="route delete -net $net netmask $mask gw $gw"
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else
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cmd="route delete -net $net -netmask $mask $gw"
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fi
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fi
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echo "Removing temporary route: $cmd"
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result=`$cmd 2>&1`
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code=$?
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if [ $code -ne 0 ]; then
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logger -t xCAT -p local4.err "$cmd\nerror code=$code, result=$result."
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echo " error code=$code, result=$result."
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fi
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else
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echo "The temporary route ($net $mask $gw) does not exist."
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fi
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#remove the persistent route
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rm_persistent_route $net $mask $gw $ifname
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fi
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exit 0
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