[Openstack-operators] Multinic feature in openstack

Igor Laskovy igor.laskovy at gmail.com
Fri Aug 31 06:53:55 UTC 2012


Igor Laskovy
facebook.com/igor.laskovy
Kiev, Ukraine
On Aug 30, 2012 7:23 PM, "Vivek Singh Raghuwanshi" <
vivekraghuwanshi at gmail.com> wrote:

> Hi Anne,
>
> I am using 3 servers all are having 4 lancard
> node1 =
> nova-api,nova-console,nova-compute,nova-manager,nova-volume,nova-cordinator.keystone.dashboard,mysql,rabbitmq,nova-network
> eth0=10.83.18.208,eth1+eth2=172.24.31.1,eth3=172.24.30.1
>
> node2 = nova-compute,nova-volume
> eth0=10.83.18.209,eth1+eth2=172.24.31.2,eth3=172.24.30.2
>
> node3 =  nova-compute,nova-volume
> eth0=10.83.18.210,eth1+eth2=172.24.31.3,eth3=172.24.30.3
>
> bridgeutils is installed on all nodes.
>
>
>
> when i am creating nova network on node 1
> nova-manage network create --fixed_range_v4=192.168.0.64/26
> i am able to access the running vms from node1 and are getting ip in the
> range of 192.168.0.66... and also able to access vms from external network
> after assigning floating ips.
>
> But when i am creating another network
> nova-manage network create --fixed_range_v4=192.168.0.128/26<http://192.168.0.64/26>
> and after restarting nodes when i am launching the vms they are up and
> able to get two ip
> one in the first network and second from second network but i am not anle
> to ping or access any instances, i am also able to attach floating ip to
> access them from different machine other than node1, but no luck.
>
>
>
>
> On Thu, Aug 30, 2012 at 8:25 PM, Anne Gentle <anne at openstack.org> wrote:
>
>> Hi Vivek -
>> Thanks for the detail, further inquiry below.
>>
>> >>> >
>> >>> > Please help me in configuring multinic feature in openstack.
>> >>> >
>> >>> > I am able to run my cloud setup with single lan interface for
>> instances
>> >>> > and
>> >>> > ping and ssh them.
>> >>> >
>> >>> > but when i am adding second network  the instances are up and
>> getting
>> >>> > ip but
>> >>> > they are not accessable.
>>
>> Can you further describe from where to where are they not accessible?
>> Perhaps you can uncover a routing issue?
>>
>> Anne
>>
>> >>> >
>> >>> >
>> >>> > oot at 1:~# nova-manage network create --fixed_range_v4=
>> 192.168.0.64/26
>> >>> > --num_networks=1 --network_size=64 --label=first-net --project=admin
>> >>> > root at 1:~# nova-manage network create --fixed_range_v4=
>> 192.168.0.128/26
>> >>> > --num_networks=1 --network_size=64 --label=second-net
>> --project=admin
>> >>> > root at 1:~# nova-manage network list
>> >>> > id      IPv4                    IPv6            start address   DNS1
>> >>> > DNS2            VlanID          project         uuid
>> >>> > 1       192.168.0.64/26         None            192.168.0.66
>>  8.8.4.4
>> >>> > None            None            admin
>> >>> > 47658740-399e-4bd5-8441-6f11d7f96344
>> >>> > 2       192.168.0.128/26        None            192.168.0.130
>> 8.8.4.4
>> >>> > None            None            admin
>> >>> > 7965a202-b326-41ec-8702-640af2bc2a8d
>> >>> > root at 1:~#
>> >>> >
>> >>> >
>> >>> >
>> >>> > Nova.conf
>> >>> > --dhcpbridge_flagfile=/etc/nova/nova.conf
>> >>> > --dhcpbridge=/usr/bin/nova-dhcpbridge
>> >>> > --logdir=/var/log/nova
>> >>> > --state_path=/data/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=10.83.18.208
>> >>> > --ec2_host=10.83.18.208
>> >>> > --rabbit_host=10.83.18.208
>> >>> > --cc_host=10.83.18.208
>> >>> > --nova_url=http://10.83.18.208:8774/v1.1/
>> >>> > --routing_source_ip=10.83.18.208
>> >>> > --glance_api_servers=10.83.18.208:9292
>> >>> > --image_service=nova.image.glance.GlanceImageService
>> >>> > #--iscsi_ip_prefix=192.168.4
>> >>> > --iscsi_ip_prefix=192.168.0
>> >>> > #--iscsi_ip_prefix=172.24.31
>> >>> > --sql_connection=mysql://novadbadmin:novasecret@10.83.18.208/nova
>> >>> > --ec2_url=http://10.83.18.208:8773/services/Cloud
>> >>> > --keystone_ec2_url=http://10.83.18.208:5000/v2.0/ec2tokens
>> >>> > --api_paste_config=/etc/nova/api-paste.ini
>> >>> > --libvirt_type=kvm
>> >>> > --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://10.10.10.2:6080/vnc_auto.html
>> >>> > #--vncserver_proxyclient_address=10.10.10.2
>> >>> > #--vncserver_listen=10.10.10.2
>> >>> > # network specific settings
>> >>> > --network_manager=nova.network.manager.FlatDHCPManager
>> >>> > --public_interface=eth0
>> >>> > --flat_interface=eth3
>> >>> > --flat_network_bridge=br100
>> >>> > --fixed_range=192.168.0.1/26
>> >>> > #--fixed_range=192.168.4.1/27
>> >>> > --floating_range=10.83.18.128/25
>> >>> > --network_size=64
>> >>> > --flat_network_dhcp_start=192.168.0.66
>> >>> > --flat_injected=False
>> >>> > --force_dhcp_release
>> >>> > --iscsi_helper=tgtadm
>> >>> > --connection_type=libvirt
>> >>> > --root_helper=sudo nova-rootwrap
>> >>> > --verbose=False
>> >>> > #--vlan_interface=eth0
>> >>> > #--firewall_driver=nova.virt.firewall.NoopFirewallDriver
>> >>> > --multi_host=True
>> >>> > #enabled_apis=ec2,osapi_compute,osapi_volume,metadata
>> >>> >
>> >>> >
>> >>> >
>> >>> >
>> >>> > security group rules
>> >>> > nova secgroup-add-rule default icmp -1 -1 0.0.0.0/0
>> >>> > nova secgroup-create ssh "SSH server"
>> >>> > nova secgroup-add-rule ssh tcp 22 22 0.0.0.0/0
>> >>> > nova secgroup-create http "HTTP web server"
>> >>> > nova secgroup-add-rule http tcp 80 80 0.0.0.0/0
>> >>> > nova secgroup-create https "HTTPS secure web server"
>> >>> > nova secgroup-add-rule https tcp 443 443 0.0.0.0/0
>> >>> >
>> >>> >
>> >>> >
>> >>> >
>> >>> >
>> >>> >
>> >>> >
>> >>> >
>> >>> > --
>> >>> > ViVek Raghuwanshi
>> >>> > Mobile -+91-09595950504
>> >>> >
>> >>> > Skype - vivek_raghuwanshi
>> >>> >
>> >>> >
>> >>> >
>> >>> > _______________________________________________
>> >>> > OpenStack-operators mailing list
>> >>> > OpenStack-operators at lists.openstack.org
>> >>> >
>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>> >>> >
>> >>
>> >>
>> >>
>> >>
>> >> --
>> >> ViVek Raghuwanshi
>> >> Mobile -+91-09595950504
>> >>
>> >> Skype - vivek_raghuwanshi
>> >>
>> >>
>> >
>> >
>> >
>> > --
>> > ViVek Raghuwanshi
>> > Mobile -+91-09595950504
>> >
>> > Skype - vivek_raghuwanshi
>> >
>> >
>> >
>> > _______________________________________________
>> > OpenStack-operators mailing list
>> > OpenStack-operators at lists.openstack.org
>> > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>> >
>>
>
>
>
> --
> ViVek Raghuwanshi
> Mobile -+91-09595950504
>
> Skype - vivek_raghuwanshi
>
>
>
> _______________________________________________
> OpenStack-operators mailing list
> OpenStack-operators at lists.openstack.org
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
>
>
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