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config: 10.interfaces call ctdb ifaces and ctdb setifacelink for monitoring

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metze

(This used to be ctdb commit c465f63585c419ba59a6b04cbbf78ae615a7259d)
This commit is contained in:
Stefan Metzmacher 2009-12-22 15:25:30 +01:00
parent 9c89dd9210
commit 94e7101070
1 changed files with 46 additions and 1 deletions
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47
ctdb/config/events.d/10.interface
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@ -25,12 +25,28 @@ monitor_interfaces()
[ "$CTDB_PUBLIC_INTERFACE" ] && INTERFACES="$CTDB_PUBLIC_INTERFACE $INTERFACES"
[ "$CTDB_NATGW_PUBLIC_IFACE" ] && INTERFACES="$CTDB_NATGW_PUBLIC_IFACE $INTERFACES"
local IFACES=`ctdb ifaces -Y | grep -v '^:Name:LinkStatus:References:'`
local I
local IFACE
for I in $IFACES; do
IFACE=`echo -n "$I" | cut -d ':' -f2`
INTERFACES="$IFACE $INTERFACES"
done
INTERFACES=`for IFACE in $INTERFACES ; do echo $IFACE ; done | sort | uniq`
local fail=0
local force_fail=0
local ok=0
for IFACE in $INTERFACES ; do
local OLDLINK=`echo -n "$IFACES" | grep "^:$IFACE:" | cut -d ':' -f3 | xargs`
test -z "$OLDLINK" && {
force_fail=1
}
# 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
@ -39,13 +55,23 @@ monitor_interfaces()
grep -q 'Currently Active Slave: None' /proc/net/bonding/$REALIFACE && {
echo "ERROR: No active slaves for bond device $REALIFACE"
fail=1
test -n "$OLDLINK" && {
ctdb setifacelink $IFACE down
}
continue;
}
grep -q '^MII Status: up' /proc/net/bonding/$REALIFACE || {
echo "ERROR: public network interface $REALIFACE is down"
fail=1
test -n "$OLDLINK" && {
ctdb setifacelink $IFACE down
}
continue;
}
test -n "$OLDLINK" && {
ok=1 # we only set ok for interfaces known to ctdbd
ctdb setifacelink $IFACE up
}
return 0;
}
@ -64,16 +90,35 @@ monitor_interfaces()
/usr/sbin/ethtool $IFACE | grep -q 'Link detected: yes' || {
echo "ERROR: No link on the public network interface $IFACE"
fail=1
test -n "$OLDLINK" && {
ctdb setifacelink $IFACE down
}
continue
}
}
test -n "$OLDLINK" && {
ok=1 # we only set ok for interfaces known to ctdbd
ctdb setifacelink $IFACE up
}
}
;;
esac
done
return $fail;
test x"$fail" = x"0" && {
return 0;
}
test x"$force_fail" != x"0" && {
return 1;
}
test x"$ok" = x"1" && {
return 2;
}
return 1;
}
case "$1" in