Cool, thanks. I'll try to get this into the docs. Take care,
Lorin -- Lorin Hochstein Lead Architect - Cloud Services Nimbis Services, Inc. www.nimbisservices.com On Jun 12, 2012, at 11:10 AM, Nathanael Burton wrote: > Lorin, Diego, > > I wrote up a pastebin of setting up an example dnsmasq.conf file, > setting it within nova.conf, patching linux_net.py (in stable/essex), > and showing the example dhcp leases file which set custom values for > the router, ntp-server, and dns-server using the dnsmasq conf and tags > based on the network label field within the network defined within > nova. The same process should work with both FlatDHCP or VLANManager. > > http://paste.openstack.org/show/18471/ > > Thanks, > > Nate > > On Mon, Jun 11, 2012 at 10:17 PM, Lorin Hochstein > <[email protected]> wrote: >> Hey Nate: >> >> On Jun 11, 2012, at 2:17 PM, Nathanael Burton wrote: >> >> dnsmasq supports setting parameters such as the gateway IP and other >> settings based on tag. I have run a patched version of nova-network in the >> Diablo time that used the network DB label field as the network tag in >> dnsmasq. This then allows you to set custom configs by modifying the >> dnsmasq.conf file. This was done with VLANmanager. >> >> >> >> Are you able to share an exampleof a dnsmasq.conf file that uses tags to >> handle different config settings per network/VLAN? >> >> >> Take care, >> >> Lorin >> -- >> Lorin Hochstein >> Lead Architect - Cloud Services >> Nimbis Services, Inc. >> www.nimbisservices.com >> >> >> >> Thanks >> >> Nate >> >> On Jun 11, 2012 2:09 PM, "Lorin Hochstein" <[email protected]> wrote: >>> >>> >>> On Jun 4, 2012, at 8:22 PM, romi zhang wrote: >>> >>> Hi, >>> >>> I am using VLAN network mode and will connect eth1 and eth2 of my compute >>> node to the LAN Switch, and LAN switch will create individual VLAN IP >>> interface for each Tenant/VLAN and then route to the NAT equipment,through >>> SNAT/DNAT to touch internet. So, that needs I can set the default gateway of >>> each Tenant VLAN to the different IP address of VLAN interface on the >>> switch. >>> >>> >>> I have the same question, I would love to know if you can set the gateways >>> in VLAN mode. >>> >>> >>> For example, my first tenant(auto0Tenant) is at VLAN200/br200/eth1/fix_ip >>> range is 192.168.2.0/28 and second(aotu1Tenant) is >>> VLAN300/br300/eth2/fix_ip_range 192.168.3.0/28, the VLAN interface ip >>> address for them on switch is 192.168.2.9 and 192.168.3.9, I want to set the >>> default gateway of VMs in auto0Tenant to 192.168.2.9 and 192.168.3.9 for >>> aotu1Tenant’s VMs. >>> >>> I try to use two methods, the first is to use nova-command: >>> >>> nova-manage network create --label=auto0Tenat >>> --fixed_range_v4=192.168.2.0/28 --num_networks=1 --gateway=192.168.2.9 >>> --dns1=61.139.2.69 --vlan=200 --bridge=br200 --bridge_interface=eth1 >>> --network_size=16 --multi_host=T >>> --project_id=5f9281bca6854fe3974a457d81afd78c >>> >>> nova-manage network create --label=aotu1Tenant >>> --fixed_range_v4=192.168.3.0/28 --num_networks=1 --gateway=192.168.3.9 >>> --dns1=61.139.2.69 --vlan=300 --bridge=br300 --bridge_interface=eth2 >>> --network_size=16 --multi_host=T >>> --project_id=5f9281bca6854fe3974a457d81afd78c >>> >>> but the result is the newest created VM default gateway is still the IP >>> address of br200 or br300 by the system, that means the factor of “gateway” >>> and “dns1” in nova-mange network command did not work. >>> >>> The second way is to use dnsmasq.conf that Vish told me, that I set just >>> dhcp_option=3,192.168.2.9. Yes it is useful for auto0Tenat VLAN, it can set >>> auto0Tenant gateway to 192.168.2.9, but how to set others at the same time? >>> >>> Then I tried to use: >>> >>> Interface=vlan200 >>> dhcp_option=3,192.168.2.9 >>> >>> Interface=vlan300 >>> dhcp_option=3,192.168.3.9 >>> >>> >>> >>> Does it actually work to specify multiple interfaces in the dnsmasq conf >>> file like that? I would have thought that the second values would override >>> the first ones. >>> >>> >>> Take care, >>> >>> Lorin >>> -- >>> Lorin Hochstein >>> Lead Architect - Cloud Services >>> Nimbis Services, Inc. >>> www.nimbisservices.com >>> >>> >>> >>> >>> >>> _______________________________________________ >>> Mailing list: https://launchpad.net/~openstack >>> Post to : [email protected] >>> Unsubscribe : https://launchpad.net/~openstack >>> More help : https://help.launchpad.net/ListHelp >>> >>
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