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| author | Bill Nottingham <notting@redhat.com> | 2002-03-05 21:27:10 +0000 |
|---|---|---|
| committer | Bill Nottingham <notting@redhat.com> | 2002-03-05 21:27:10 +0000 |
| commit | 35c33a5e249e7c90a80441a99a6b98afed7af241 (patch) | |
| tree | 0d571647e6071246a0d5738964a70639471187ab | |
| parent | 2ff1779a53d0eb7ab1ad4492710176acef2a80c0 (diff) | |
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initial support for setting source addresses (for LVS). may or may not work
| -rw-r--r-- | sysconfig.txt | 3 | ||||
| -rwxr-xr-x | sysconfig/network-scripts/ifup | 13 |
2 files changed, 13 insertions, 3 deletions
diff --git a/sysconfig.txt b/sysconfig.txt index 85109c7e..0b4b7aef 100644 --- a/sysconfig.txt +++ b/sysconfig.txt @@ -455,6 +455,7 @@ Files in /etc/sysconfig/network-scripts/ DEVICE=<name of physical device (except dynamically-allocated PPP devices where it is the "logical name")> IPADDR= + SRCADDR= NETMASK= GATEWAY= ONBOOT=yes|no @@ -469,6 +470,8 @@ Files in /etc/sysconfig/network-scripts/ file if PEERDNS is not set to "no". FIREWALL_MODS=yes|no modify firewall to attempt to allow DNS through. Defaults to 'yes'. + SRCADDR= + use the specified source address for outgoing packets If BOOTPROTO is not "none", then the only other item that must be set is the DEVICE item; all the rest will be determined diff --git a/sysconfig/network-scripts/ifup b/sysconfig/network-scripts/ifup index cd2c2286..678ba257 100755 --- a/sysconfig/network-scripts/ifup +++ b/sysconfig/network-scripts/ifup @@ -212,6 +212,13 @@ else else SCOPE= fi + + if [ -n "$SRCADDR" ]; then + SRC="src $SRCADDR" + sysctl -w "net.ipv4.conf.${REALDEVICE}.arp_filter=1" + else + SRC= + fi if ! LC_ALL=C ip addr ls ${REALDEVICE} | grep -q "${IPADDR}/${PREFIX}" ; then if ! ip addr add ${IPADDR}/${PREFIX} \ @@ -227,17 +234,17 @@ else # Add a route for the subnet. Replace any existing route. if [ "${ISALIAS}" = no ]; then - ip route replace ${NETWORK}/${PREFIX} dev ${REALDEVICE} + ip route replace ${NETWORK}/${PREFIX} ${SRC} dev ${REALDEVICE} fi # Set a default route. if [ -z "${GATEWAYDEV}" -o "${GATEWAYDEV}" = "${REALDEVICE}" ]; then # set up default gateway if [ -n "${GATEWAY}" -a "`ipcalc --network ${GATEWAY} ${NETMASK} 2>/dev/null`" = "NETWORK=${NETWORK}" ]; then - ip route add default via ${GATEWAY} + ip route add default via ${GATEWAY} ${SRC} DEFGW=${GATEWAY} elif [ "${GATEWAYDEV}" = "${DEVICE}" ]; then - ip route add default dev ${REALDEVICE} + ip route add default ${SRC} dev ${REALDEVICE} fi fi fi |