Open Stack

Hi,

Can you try :

*echo 1 > /proc/sys/net/ipv4/ip_forward* on the nova-network node.

And also modify */etc/sysctl.conf* to uncomment the ip_forward parameter :

*net.ipv4.ip_forward = 1*


Is it ok now ?


Regards


On Thu, Jun 14, 2012 at 10:24 AM, David <yuezhou.li at hisoft.com> wrote:

>  Hi All****
>
> ** **
>
> I try to install openstack on multi-node . ****
>
> I can boot instance and use vnc console to visit the instance .****
>
> But , I cannot access outside in instance .****
>
> ** **
>
> I found the fixed ip range didn’t put on the br100 at compute-node only on
> compute-controller. The compute-node only install nova-compute****
>
> On compute-node , ip addr****
>
> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN ****
>
>     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00****
>
>     inet 127.0.0.1/8 scope host lo****
>
>     inet6 ::1/128 scope host ****
>
>        valid_lft forever preferred_lft forever****
>
> 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast
> master br100 state UP qlen 1000****
>
>     link/ether 00:0c:29:cf:ec:d7 brd ff:ff:ff:ff:ff:ff****
>
> 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state
> UP qlen 1000****
>
>     link/ether 00:0c:29:cf:ec:e1 brd ff:ff:ff:ff:ff:ff****
>
>     inet 192.168.7.153/27 brd 192.168.7.159 scope global eth1****
>
>     inet6 fe80::20c:29ff:fecf:ece1/64 scope link ****
>
>        valid_lft forever preferred_lft forever****
>
> 4: br100: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state
> UP ****
>
>     link/ether 00:0c:29:cf:ec:d7 brd ff:ff:ff:ff:ff:ff****
>
>     inet6 fe80::20c:29ff:fecf:ecd7/64 scope link ****
>
>        valid_lft forever preferred_lft forever****
>
> ** **
>
> on compute-controller :****
>
> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN ****
>
>     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00****
>
>     inet 127.0.0.1/8 scope host lo****
>
>     inet 169.254.169.254/32 scope link lo****
>
>     inet6 ::1/128 scope host ****
>
>        valid_lft forever preferred_lft forever****
>
> 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast
> master br100 state UP qlen 1000****
>
>     link/ether 00:0c:29:88:31:51 brd ff:ff:ff:ff:ff:ff****
>
> 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state
> UP qlen 1000****
>
>     link/ether 00:0c:29:88:31:5b brd ff:ff:ff:ff:ff:ff****
>
>     inet 192.168.7.151/27 brd 192.168.7.159 scope global eth1****
>
>     inet6 fe80::20c:29ff:fe88:315b/64 scope link ****
>
>        valid_lft forever preferred_lft forever****
>
> 4: br100: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state
> UP ****
>
>     link/ether 00:0c:29:88:31:51 brd ff:ff:ff:ff:ff:ff****
>
>     inet 10.0.0.3/27 brd 10.0.0.31 scope global br100****
>
>     inet 192.168.4.33/27 brd 192.168.4.63 scope global br100****
>
>     inet6 fe80::20c:29ff:fe88:3151/64 scope link ****
>
>        valid_lft forever preferred_lft forever****
>
> ** **
>
> could Any one tell me why ? Or tell me how openstack set network bridge on
> compute-node so that I can figure out what happened .****
>
> ** **
>
> My nova.conf :****
>
> ** **
>
> --dhcpbridge_flagfile=/etc/nova/nova.conf****
>
> --dhcpbridge=/usr/bin/nova-dhcpbridge****
>
> --logdir=/var/log/nova****
>
> --state_path=/var/lib/nova****
>
> --lock_path=/run/lock/nova****
>
> --allow_admin_api=true****
>
> --use_deprecated_auth=false****
>
> --auth_strategy=keystone****
>
> --scheduler_driver=nova.scheduler.simple.SimpleScheduler****
>
> --s3_host=192.168.7.151****
>
> --ec2_host=192.168.7.151****
>
> --rabbit_host=192.168.7.151****
>
> --cc_host=192.168.7.151****
>
> --nova_url=http://192.168.7.151:8774/v1.1/****
>
> --routing_source_ip=192.168.7.151****
>
> --glance_api_servers=192.168.7.151:9292****
>
> --image_service=nova.image.glance.GlanceImageService****
>
> --iscsi_ip_prefix=192.168.4****
>
> --sql_connection=mysql://root:hisoft@192.168.7.151/nova****
>
> --ec2_url=http://192.168.7.151:8773/services/Cloud****
>
> --keystone_ec2_url=http://192.168.7.151:5000/v2.0/ec2tokens****
>
> --api_paste_config=/etc/nova/api-paste.ini****
>
> --libvirt_type=qemu****
>
> --libvirt_use_virtio_for_bridges=true****
>
> --start_guests_on_host_boot=true****
>
> --resume_guests_state_on_host_boot=true****
>
> # vnc specific configuration****
>
> --novnc_enabled=true****
>
> --novncproxy_base_url=http://192.168.7.151:6080/vnc_auto.html****
>
> --vncserver_proxyclient_address=192.168.7.151****
>
> --vncserver_listen=192.168.7.151****
>
> # network specific settings****
>
> --network_manager=nova.network.manager.FlatDHCPManager****
>
> --public_interface=eth1****
>
> --flat_network_bridge=br100****
>
> --fixed_range=192.168.4.1/27****
>
> --floating_range=192.168.7.208/28****
>
> --network_size=32****
>
> --flat_network_dhcp_start=192.168.4.33****
>
> --flat_injected=False****
>
> --force_dhcp_release****
>
> --iscsi_helper=tgtadm****
>
> --connection_type=libvirt****
>
> --root_helper=sudo nova-rootwrap****
>
> --verbose****
>
> ** **
>
> And nova version :****
>
> #nova-manage version****
>
> 2012.1 (2012.1-LOCALBRANCH:LOCALREVISION)****
>
> ** **
>
> Thank you in advance .****
>
> ** **
>
> *David(**李跃洲**)*
>
> *E-MAIL: yuezhou.li at hisoft.com*
>
> ** **
>
> _______________________________________________
> Mailing list: https://launchpad.net/~openstack
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>
>


-- 
Emilien Macchi
*SysAdmin (Intern)*
*www.stackops.com* | emilien.macchi at stackops.com**
*

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