# public interface
. $CTDB_BASE/functions
-loadconfig ctdb
-
-cmd="$1"
-shift
+loadconfig
[ -z "$CTDB_PUBLIC_ADDRESSES" ] && {
CTDB_PUBLIC_ADDRESSES=$CTDB_BASE/public_addresses
}
[ ! -f "$CTDB_PUBLIC_ADDRESSES" ] && {
- echo "`date` No public addresses file found. Nothing to do for 10.interfaces"
+ echo "No public addresses file found. Nothing to do for 10.interfaces"
exit 0
}
-case $cmd in
+case "$1" in
#############################
# called when ctdbd starts up
startup)
[ -z "$_IP_HELD" ] || {
_IFACE=`echo $_IP_HELD | sed -e "s/.*\s//"`
_NM=`echo $_IP_HELD | sed -e "s/.*$_IP\///" -e "s/\s.*//"`
- echo "`date` Removing public address $_IP/$_NM from device $_IFACE"
+ echo "Removing public address $_IP/$_NM from device $_IFACE"
/sbin/ip addr del $_IP/$_NM dev $_IFACE
}
done
################################################
# called when ctdbd wants to claim an IP address
takeip)
- if [ $# != 3 ]; then
- echo "`date` must supply interface, IP and maskbits"
+ if [ $# != 4 ]; then
+ echo "must supply interface, IP and maskbits"
exit 1
fi
- iface=$1
- ip=$2
- maskbits=$3
+ iface=$2
+ ip=$3
+ maskbits=$4
# we make sure the interface is up first
/sbin/ip link set $iface up || {
- echo "`/bin/date` Failed to bringup interface $iface"
+ echo "Failed to bringup interface $iface"
exit 1
}
- /sbin/ip addr add $ip/$maskbits dev $iface || {
- echo "`/bin/date` Failed to add $ip/$maskbits on dev $iface"
- exit 1
+ /sbin/ip addr add $ip/$maskbits brd + dev $iface || {
+ echo "Failed to add $ip/$maskbits on dev $iface"
}
# cope with the script being killed while we have the interface blocked
- /sbin/iptables -D INPUT -i $iface -d $ip -j DROP 2> /dev/null
+ iptables -D INPUT -i $iface -d $ip -j DROP 2> /dev/null
# flush our route cache
echo 1 > /proc/sys/net/ipv4/route/flush
##################################################
# called when ctdbd wants to release an IP address
releaseip)
- if [ $# != 3 ]; then
- echo "`/bin/date` must supply interface, IP and maskbits"
+ if [ $# != 4 ]; then
+ echo "must supply interface, IP and maskbits"
exit 1
fi
# 2) use netstat -tn to find existing connections, and kill them
# 3) remove the IP from the interface
# 4) remove the firewall rule
- iface=$1
- ip=$2
- maskbits=$3
+ iface=$2
+ ip=$3
+ maskbits=$4
failed=0
# we do an extra delete to cope with the script being killed
- /sbin/iptables -D INPUT -i $iface -d $ip -j DROP 2> /dev/null
- /sbin/iptables -I INPUT -i $iface -d $ip -j DROP
+ iptables -D INPUT -i $iface -d $ip -j DROP 2> /dev/null
+ iptables -I INPUT -i $iface -d $ip -j DROP
kill_tcp_connections $ip
# the ip tool will delete all secondary IPs if this is the primary. To work around
# this _very_ annoying behaviour we have to keep a record of the secondaries and re-add
# them afterwards. yuck
secondaries=""
- if /sbin/ip addr list dev $iface primary | grep "inet $ip/$maskbits " > /dev/null; then
+ if /sbin/ip addr list dev $iface primary | grep -q "inet $ip/$maskbits " ; then
secondaries=`/sbin/ip addr list dev $iface secondary | grep " inet " | awk '{print $2}'`
fi
/sbin/ip addr del $ip/$maskbits dev $iface || failed=1
[ -z "$secondaries" ] || {
for i in $secondaries; do
- if /sbin/ip addr list dev $iface | grep "inet $i" > /dev/null; then
- echo "`date` kept secondary $i on dev $iface"
+ if /sbin/ip addr list dev $iface | grep -q "inet $i" ; then
+ echo "kept secondary $i on dev $iface"
else
- echo "`date` re-adding secondary address $i to dev $iface"
+ echo "re-adding secondary address $i to dev $iface"
/sbin/ip addr add $i dev $iface || failed=1
fi
done
}
- /sbin/iptables -D INPUT -i $iface -d $ip -j DROP
+ iptables -D INPUT -i $iface -d $ip -j DROP 2> /dev/null
[ $failed = 0 ] || {
- echo "`/bin/date` Failed to del $ip on dev $iface"
+ echo "Failed to del $ip on dev $iface"
exit 1
}
;;
monitor)
- [ -x /usr/sbin/ethtool ] && {
- [ -z "$CTDB_PUBLIC_INTERFACE" ] || {
- /usr/sbin/ethtool $CTDB_PUBLIC_INTERFACE | grep 'Link detected: yes' > /dev/null || {
- echo "`date` ERROR: No link on the public network interface $CTDB_PUBLIC_INTERFACE"
- exit 1
- }
+ INTERFACES=`cat $CTDB_PUBLIC_ADDRESSES |
+ sed -e "s/^[^\t ]*[\t ]*//" -e "s/[\t ]*$//"`
+
+ [ "$CTDB_PUBLIC_INTERFACE" ] && INTERFACES="$CTDB_PUBLIC_INTERFACE $INTERFACES"
+ [ "$CTDB_NATGW_PUBLIC_IFACE" ] && INTERFACES="$CTDB_NATGW_PUBLIC_IFACE $INTERFACES"
+
+ INTERFACES=`for IFACE in $INTERFACES ; do echo $IFACE ; done | sort | uniq`
+
+ for IFACE in $INTERFACES ; do
+ # These interfaces are sometimes bond devices
+ # When we use VLANs for bond interfaces, there will only
+ # be an entry in /proc for the underlying real interface
+ REALIFACE=`echo $IFACE |sed -e 's/\..*$//'`
+ [ -f /proc/net/bonding/$REALIFACE ] && {
+ grep -q 'Currently Active Slave: None' /proc/net/bonding/$REALIFACE && {
+ echo "ERROR: No active slaves for bond device $REALIFACE"
+ exit 1
+ }
+ grep -q '^MII Status: up' /proc/net/bonding/$REALIFACE || {
+ echo "ERROR: public network interface $REALIFACE is down"
+ exit 1
+ }
+ exit 0;
}
- cat $CTDB_PUBLIC_ADDRESSES | sed -e "s/^[^\t ]*[\t ]*//" -e "s/[\t ]*$//" |
- sort | uniq | while read IFACE; do
+
+ case $IFACE in
+ ib*)
+ # we dont know how to test ib links
+ ;;
+ *)
[ -z "$IFACE" ] || {
- /usr/sbin/ethtool $IFACE | grep 'Link detected: yes' > /dev/null || {
- echo "`date` ERROR: No link on the public network interface $IFACE"
- exit 1
+ /usr/sbin/ethtool $IFACE | grep -q 'Link detected: yes' || {
+ # On some systems, this is not successful when a
+ # cable is plugged but the interface has not been
+ # brought up previously. Bring the interface up and
+ # try again...
+ /sbin/ip link set $IFACE up
+ /usr/sbin/ethtool $IFACE | grep -q 'Link detected: yes' || {
+ echo "ERROR: No link on the public network interface $IFACE"
+ exit 1
+ }
}
}
- done
- }
+ ;;
+ esac
+ done
+ ;;
+ *)
+ ctdb_standard_event_handler "$@"
;;
-
esac
exit 0
-
-
git.samba.org / vlendec / samba-autobuild / .git / blobdiff