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thanks for reply!
I know it could work in nat mode,but I want to know why it does not work in dr
mode?
I have done some test, and find the director just refuse any request to VIP
,without routing to real server .what is the reason?
在 2014-4-26，14:03，Julian Anastasov <ja@xxxxxx> 写道：
>
> Hello,
>
> On Sun, 20 Apr 2014, Hatt Tom wrote:
>
>> hi:
>>
>> I am trying to construct a lvs on my host to schedule different
>> process listening on different tcp port .
>>
>> Here is the shell to config director :
>>
>> VIP=192.168.1.118
>> 8 RIP1=192.168.1.116
>> 9 RIP2=192.168.1.117
>> 10 PORT=8088
>> 11 #
>> 12 case "$1" in
>> 13 start)
>> 14 /sbin/ifconfig eth0:1 $VIP broadcast $VIP netmask 255.255.255.255 up
>> 15 /sbin/route add -host $VIP dev eth0:1
>> 16 # Since this is the Director we must be able to forward packets
>> 17 echo 1 > /proc/sys/net/ipv4/ip_forward
>> 18 # Clear all iptables rules.
>> 19 /sbin/iptables -F
>> 20 # Reset iptables counters.
>> 21 /sbin/iptables -Z
>> 22 # Clear all ipvsadm rules/services.
>> 23 /sbin/ipvsadm -C
>> 24 # Add an IP virtual service for VIP
>> 25 # In this recipe, we will use the round-robin scheduling method.
>> 26 # In production, however, you should use a weighted, dynamic
>> scheduling method.
>> 27 /sbin/ipvsadm -A -t $VIP:8088 -s rr
>> 28 # Now direct packets for this VIP to
>> 29 # the real server IP (RIP) inside the cluster
>> 30 /sbin/ipvsadm -a -t $VIP:8088 -r $RIP1 -g -w 1
>> 31 /sbin/ipvsadm -a -t $VIP:8088 -r $RIP2 -g -w 2
>
> -g does not change IP addresses and ports,
> so -m (for DNAT) would be needed. DNAT to local
> RIP:RPORT should work on 2.6.37 and up.
>
>> 32 /bin/touch /var/lock/subsys/ipvsadm &> /dev/null
>>
>> After I configure the director , the real server has not received
>> any routed packet from director
>>
>> where haveI token a mistake?
>
> Regards
>
> --
> Julian Anastasov <ja@xxxxxx>
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