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From Murali Reddy <Murali.Re...@citrix.com>
Subject Re: Create GRE tunnel failed in 4.2 with XenServer.
Date Mon, 03 Feb 2014 07:33:28 GMT
On 01/02/14 9:39 PM, "Paul Angus" <paul.angus@shapeblue.com> wrote:

>Hey Tuna, (and anyone else working on this)
>
>I filed bug 5967 which looks like it might relate to this - I was trying
>to use GRE tunnel isolation in 4.3 and got VM_REQUIRES_NETWORK errors
>from the XenServer when trying to start a new virtual router.
>
>https://issues.apache.org/jira/browse/CLOUDSTACK-5967

Marking 5967 as blocker for 4.3. Let me back port the fix in master to 4.3
branch.

>
>What's the status of GRE Tunnel isolation as a feature at the moment?
>
>Regards
>
>Paul Angus
>Cloud Architect
>S: +44 20 3603 0540 | M: +447711418784 | T: CloudyAngus
>paul.angus@shapeblue.com
>
>-----Original Message-----
>From:  [mailto:ng.tuna@gmail.com] On Behalf Of Nguyen Anh Tu
>Sent: 24 January 2014 05:59
>To: dev@cloudstack.apache.org
>Cc: Florin Dumitrascu; Sebastien Goasguen; Chiradeep Vittal
>Subject: Re: Create GRE tunnel failed in 4.2 with XenServer.
>
>Yes, my fixes will be put to 4.3 tomorrow! I get the flu today. Back to
>work tomorrow.
>
>--Tuna
>
>Sent from my GT-N7000
>On Jan 24, 2014 12:43 PM, "Murali Reddy" <Murali.Reddy@citrix.com> wrote:
>
>>
>> On 23/01/14 5:48 PM, "Florin Dumitrascu"
>> <florin.dumitrascu@intunenetworks.com> wrote:
>>
>> >Hi Murali, Tuna,
>> >
>> >Thank you for this piece of information. All starts to make sense now.
>> >I am wondering if there is a better way to communicate this issue to
>> >end users. It would save others a couple of weeks struggling.
>> >If GRE is not just a technology preview (meaning it has been
>> >explicitly mentioned in previous release notes), the known issues
>> >lists for 4.2.0 and 4.2.1 should be explicitly updated.
>> >
>> >Leaving 4.2 behind now, which will be the first release to include
>> >GRE refactoring with OVS service provider ?
>>
>> Ideally Tuna's fix (to make OVS as Connectivity service provider)
>> should have gone into 4.2.1. Looks like they did not go into 4.2.1
>>
>> Tuna,
>>
>> Can you please ensure your fixes (excluding support for KVM/XCP) went
>> into 4.2, 4.3 branches as well.
>>
>> Thanks,
>> Murali
>>
>> >
>> >Regards,
>> >Florin
>> >
>> >-----Original Message-----
>> >From: ng.tuna@gmail.com [mailto:ng.tuna@gmail.com] On Behalf Of
>> >Nguyen Anh Tu
>> >Sent: Thursday, January 23, 2014 11:56 AM
>> >To: Murali Reddy
>> >Cc: dev@cloudstack.apache.org; Chiradeep Vittal; Sebastien Goasguen
>> >Subject: Re: Create GRE tunnel failed in 4.2 with XenServer.
>> >
>> >Wow... I thought everything was done in XenServer before my submitted
>> >patch.
>> >
>> >--Tuna
>> >
>> >Sent from my GT-N7000
>> >On Jan 23, 2014 6:49 PM, "Murali Reddy" <Murali.Reddy@citrix.com>
>>wrote:
>> >
>> >> Please see the thread
>> >>
>> >> https://www.mail-archive.com/dev@cloudstack.apache.org/msg17396.htm
>> >> l
>> >>
>> >>
>> >>
>> >> On 23/01/14 5:10 PM, "Florin Dumitrascu"
>> >> <florin.dumitrascu@intunenetworks.com> wrote:
>> >>
>> >> >Hi,
>> >> >
>> >> >Just want to add a few of my observations to what Tuna said.
>> >> >
>> >> >
>> >> >a.       I managed to have GRE isolation working with CloudStack
>>4.1.1
>> >> >and a quick patch to bypass "enableXenserverNetwork" method.
>> >> >
>> >> >
>> >> >
>> >> >b.      I tried GRE isolation with CloudStack 4.2.1 with the same
>>quick
>> >> >patch for bypassing "enableXenserverNetwork".
>> >> >
>> >> >Once that method was bypassed, guest VMs came up, but the tunnel
>> >> >was not created. It seems to me that OvsElement methods
>> >> >(implement,
>> >> >prepare) are not invoked.
>> >> >
>> >> >Did something change in 4.2 to affect this ? I am setting
>> >> >"sdn.ovs.controller=true" in global settings and select GRE
>> >> >isolation method in the guest physical network.
>> >> >
>> >> >
>> >> >Thank you,
>> >> >Florin
>> >> >
>> >> >
>> >> >
>> >> >From: ng.tuna@gmail.com [mailto:ng.tuna@gmail.com] On Behalf Of
>> >> >Nguyen Anh Tu
>> >> >Sent: Thursday, January 23, 2014 10:15 AM
>> >> >To: dev@cloudstack.apache.org; Sebastien Goasguen; Chiradeep
>> >> >Vittal; Florin Dumitrascu
>> >> >Subject: Create GRE tunnel failed in 4.2 with XenServer.
>> >> >
>> >> >
>> >> >Guys,
>> >> >
>> >> >Florin raised a problem in creating GRE tunnel with ACS 4.2
>> >> >release and XenServer 6.2. I found the problem come from
>> >> >enableXenserverNetwork method. CloudStack made a tricky to create
>> >> >network when plugging a VIF to
>> >> >dom0 and then unplugging immediately. With XCP version I done in
>> >> >GSOC, I bypassed that step so that no problem.
>> >> >
>> >> >Didn't know why we need that tricky and how to solve it. I'm
>> >> >working on it. Any help or explaination?
>> >> >
>> >> >Thanks,
>> >> >
>> >> >--Tuna
>> >> >
>> >> >Sent from my GT-N7000
>> >> >
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