Re: [Openstack] Routing from instances to floating ips in nova-network -- possible?

2015-05-14 Thread Antonio Messina
On Thu, May 14, 2015 at 6:19 PM, Andrew Bogott abog...@wikimedia.org wrote: OK, we've made some progress with this -- the solution seems to involve changing my dmz_cidr setting and switching our bridge to promiscuous mode. I don't have any dmz_cidr option in my nova.conf, so I don't know if

Re: [Openstack] Routing from instances to floating ips in nova-network -- possible?

2015-05-14 Thread Andrew Bogott
On 5/7/15 1:23 PM, Antonio Messina wrote: On Thu, May 7, 2015 at 7:30 PM, Andrew Bogott abog...@wikimedia.org wrote: On 5/7/15 2:34 AM, Antonio Messina wrote: On Wed, May 6, 2015 at 10:56 PM, Andrew Bogott abog...@wikimedia.org wrote: Since time immemorial, I've accepted as a fact of

Re: [Openstack] Routing from instances to floating ips in nova-network -- possible?

2015-05-14 Thread Andrew Bogott
On 5/14/15 12:55 PM, Antonio Messina wrote: On Thu, May 14, 2015 at 6:19 PM, Andrew Bogott abog...@wikimedia.org wrote: OK, we've made some progress with this -- the solution seems to involve changing my dmz_cidr setting and switching our bridge to promiscuous mode. I don't have any dmz_cidr

[Openstack] Routing from instances to floating ips in nova-network -- possible?

2015-05-07 Thread Antonio Messina
On Wed, May 6, 2015 at 10:56 PM, Andrew Bogott abog...@wikimedia.org wrote: Since time immemorial, I've accepted as a fact of life that routing from a nova instance to another instance via floating ip is impossible. We've coped with this via a hack in dnsmasq, setting an alias to rewrite

Re: [Openstack] Routing from instances to floating ips in nova-network -- possible?

2015-05-07 Thread Antonio Messina
On Wed, May 6, 2015 at 10:56 PM, Andrew Bogott abog...@wikimedia.org wrote: Since time immemorial, I've accepted as a fact of life that routing from a nova instance to another instance via floating ip is impossible. We've coped with this via a hack in dnsmasq, setting an alias to rewrite

Re: [Openstack] Routing from instances to floating ips in nova-network -- possible?

2015-05-07 Thread Joe Topjian
Hello, I'm glad to hear that it works for you! I just now tried setting force_snat_range for my floating IP range but I'm still not getting any pings. Strangely if I restart nova-network things work for a minute or two, then return to the status quo. That means that no matter what I

Re: [Openstack] Routing from instances to floating ips in nova-network -- possible?

2015-05-07 Thread Andrew Bogott
On 5/7/15 2:34 AM, Antonio Messina wrote: On Wed, May 6, 2015 at 10:56 PM, Andrew Bogott abog...@wikimedia.org wrote: Since time immemorial, I've accepted as a fact of life that routing from a nova instance to another instance via floating ip is impossible. We've coped with this via a

Re: [Openstack] Routing from instances to floating ips in nova-network -- possible?

2015-05-07 Thread Antonio Messina
On Thu, May 7, 2015 at 7:30 PM, Andrew Bogott abog...@wikimedia.org wrote: On 5/7/15 2:34 AM, Antonio Messina wrote: On Wed, May 6, 2015 at 10:56 PM, Andrew Bogott abog...@wikimedia.org wrote: Since time immemorial, I've accepted as a fact of life that routing from a nova instance to

[Openstack] Routing from instances to floating ips in nova-network -- possible?

2015-05-06 Thread Andrew Bogott
Since time immemorial, I've accepted as a fact of life that routing from a nova instance to another instance via floating ip is impossible. We've coped with this via a hack in dnsmasq, setting an alias to rewrite public IPs to the corresponding internal IP. Right now I'm trying to