- merged inteface bonding fixes (use sysfs instead of deprecated ifenslave)

[rc-scripts.git] / lib / ifup-bond

diff --git a/lib/ifup-bond b/lib/ifup-bond
new file mode 100755 (executable)
index 0000000..5651839
--- /dev/null
+++ b/lib/ifup-bond
@@ -0,0 +1,75 @@
+#!/bin/sh
+#
+#    ifup-bond - bonding configuration script
+#    Copyright (C) 2014 Marcin Krol <hawk@tld-linux.org>
+#
+#    This program is free software; you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation; either version 2 of the License, or
+#    (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with this program; if not, write to the Free Software
+#    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+#
+PATH=/sbin:/usr/sbin:/bin:/usr/bin
+
+. /etc/sysconfig/network
+. /etc/rc.d/init.d/functions
+. /lib/rc-scripts/functions.network
+
+CONFIG=$1
+source_config
+
+if [ "x${2}" = "xboot" ] && is_no "${ONBOOT}"; then
+       exit
+fi
+
+# check for bonding support
+if [ ! -f /sys/class/net/bonding_masters ]; then
+       modprobe -s bonding || exit 1
+       # delete default bond0
+       echo "-bond0" > /sys/class/net/bonding_masters
+fi
+
+# set all major variables
+setup_ip_param
+
+# create bonding master
+if ! grep -wq "${DEVICE}" /sys/class/net/bonding_masters; then
+       echo "+${DEVICE}" > /sys/class/net/bonding_masters
+       if [ $? -eq 0 ]; then
+               ip link set dev ${DEVICE} multicast ${MULTICAST} ${ARP}
+       else
+               exit 1
+       fi
+fi
+
+# add the bits to setup driver parameters here
+# taken from Fedora initscripts
+for arg in ${BONDING_OPTS} ; do
+       key=${arg%%=*};
+       value=${arg##*=};
+       if [ "${key}" = "arp_ip_target" -a "${value:0:1}" != "+" ]; then
+               OLDIFS=$IFS;
+               IFS=',';
+               for arp_ip in $value; do
+                       if ! grep -q $arp_ip /sys/class/net/${DEVICE}/bonding/$key; then
+                               echo +$arp_ip > /sys/class/net/${DEVICE}/bonding/$key
+                       fi
+               done
+               IFS=$OLDIFS;
+       elif [ "${key}" = "arp_ip_target" ]; then
+               if ! grep -q ${value#+} /sys/class/net/${DEVICE}/bonding/$key; then
+                       echo "$value" > /sys/class/net/${DEVICE}/bonding/$key
+               fi
+       elif [ "${key}" != "primary" ]; then
+               echo $value > /sys/class/net/${DEVICE}/bonding/$key
+       fi
+done