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xen-devel
[Xen-devel] RE: new /etc/xen/network script
***Before***
[root@vt-edwin ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:0C:F1:FE:4C:5B
inet addr:172.16.219.31 Bcast:172.16.219.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:127 errors:0 dropped:0 overruns:0 frame:0
TX packets:65 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:18387 (17.9 KiB) TX bytes:6072 (5.9 KiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:16 errors:0 dropped:0 overruns:0 frame:0
TX packets:16 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:1168 (1.1 KiB) TX bytes:1168 (1.1 KiB)
***After ifdown eth0 ***
[root@vt-edwin ~]# ifconfig
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:16 errors:0 dropped:0 overruns:0 frame:0
TX packets:16 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:1168 (1.1 KiB) TX bytes:1168 (1.1 KiB)
but
[root@vt-edwin ~]# ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:0C:F1:FE:4C:5B
inet addr:172.16.219.31 Bcast:172.16.219.255 Mask:255.255.255.0
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:182 errors:0 dropped:0 overruns:0 frame:0
TX packets:66 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:25284 (24.6 KiB) TX bytes:6196 (6.0 KiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:16 errors:0 dropped:0 overruns:0 frame:0
TX packets:16 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:1168 (1.1 KiB) TX bytes:1168 (1.1 KiB)
veth0 Link encap:Ethernet HWaddr 00:00:00:00:00:00
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
vif0.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
Ian Pratt <mailto:m+Ian.Pratt@xxxxxxxxxxxx> scribbled on 2005年8月16日 23:41:
>> ian,
>> as the discussion in this thread, service os netwok will
>> break after xend start.
>> this simple patch can work on my mahine.
>> but strange error still occur in xend.log and xend start
>> takes more time with ifdown/ifup.
>
> I guess the patch can't do any harm, but why doesn't ifdown remove the
> routes?
>
> Before starting xend, please can you post the output of the following
> sequence:
>
> ifconfig
> ifdown eth0
> ifconfig
>
> Thanks,
> Ian
>
>
>> @@ -192,6 +192,7 @@
>> ifconfig p${netdev} -arp down
>> ifconfig p${netdev} hw ether fe:ff:ff:ff:ff:ff
>> ifconfig ${netdev} hw ether ${mac}
>> + del_addrs p${netdev}
>> add_to_bridge ${bridge} vif0.0
>> add_to_bridge ${bridge} p${netdev}
>> ip link set vif0.0 up
>>
>>
>> --------------xend.log------------------------
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + set -e
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + OP=start
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + shift
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + for arg in '"$@"'
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + export bridge=xen-br0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + bridge=xen-br0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + for arg in '"$@"'
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + export antispoof=no
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + antispoof=no
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + bridge=xen-br0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + netdev=eth0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + antispoof=no
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + echo '*network start bridge=xen-br0
>> netdev=eth0 antispoof=no'
>> [2005-08-16 23:14:19 xend] INFO (__init__:988)
>> [network-bridge] network start bridge=xen-br0 netdev=eth0
>> antispoof=no [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + case ${OP} in
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + op_start
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988) [network-bridge] +
>> '[' xen-br0 == null ']' [2005-08-16 23:14:19 xend] ERROR
>> (__init__:988) [network-bridge] + create_bridge xen-br0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + local bridge=xen-br0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + brctl show
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + grep -q xen-br0
>> [2005-08-16 23:14:19 xend] INFO (__init__:988) EVENT> xend.start 0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + brctl addbr xen-br0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + brctl stp xen-br0 off
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + brctl setfd xen-br0 0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + ifconfig xen-br0 up
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + ifconfig
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + grep -q veth0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + ifconfig veth0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + grep -q veth0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] ++ ifconfig eth0
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] ++ grep HWadd
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] ++ sed -e 's/.*\(..:..:..:..:..:..\).*/\1/'
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + mac=00:0C:F1:FE:4C:5B
>> [2005-08-16 23:14:19 xend] ERROR (__init__:988)
>> [network-bridge] + ifdown eth0
>> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
>> [network-bridge] + ip link set eth0 name peth0
>> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
>> [network-bridge] + ip link set veth0 name eth0
>> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
>> [network-bridge] + ifconfig peth0 -arp down
>> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
>> [network-bridge] + ifconfig peth0 hw ether fe:ff:ff:ff:ff:ff
>> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
>> [network-bridge] + ifconfig eth0 hw ether 00:0C:F1:FE:4C:5B
>> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
>> [network-bridge] + del_addrs peth0
>> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
>> [network-bridge] + local src=peth0
>> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
>> [network-bridge] + ip addr show dev peth0
>> [2005-08-16 23:14:20 xend] ERROR (__init__:988)
>> [network-bridge] + egrep '^ *inet '
>>
>> Best Rgds
>> Edwin
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