[ovirt-users] Bug: Spice port changed!!!!!

Vinzenz Feenstra vfeenstr at redhat.com
Tue Sep 23 06:22:57 EDT 2014 

On 09/23/2014 12:22 PM, Vinzenz Feenstra wrote:
> On 09/23/2014 10:15 AM, PaulCheung wrote:
>> Dear David:
>>
>> This problem have been solve!!!!!!!!!    Using the vm ID to find the 
>> spice port!
>>
>>
>> /#!/bin/bash/
>> /curl -k -v -u 'admin at internal:password!' -H "Content-type: 
>> application/xml" -X GET 
>> https://172.16.1.115/api/vms/ea273653-b083-4114-9ed4-bbb0bb5d38c1 > 
>> ./vm.info/
>> /p1=$(cat ./vm.info|grep '<port>')/
>> /p2=$(cat ./vm.info|grep '<secure_port>')/
>> /port1=${p1:0-11:4}/
>> /port2=${p2:0-18:4}/
>> /spicy -h 172.16.1.115 -w 123456 -p $port1 -s $port2 -f 
>> --spice-ca-file=/home/cubie/ca.crt >/dev/null 2>&1 &/
>
> You could try POST with content type: application/json 
> /https://172.16.1.115/api/vms/ea273653-b083-4114-9ed4-bbb0bb5d38c1//start
Oh I forgot to add: The body should be sufficient if it is '{}'
>
> Hope that helps. :-)
>>
>>
>>
>> It is awesome! * But dou you know what command can start the VM if 
>> the VM stop/power off   ?*
>>
>>
>>
>>
>> Sincerely yours,
>> PaulCheung
>>
>>
>>  tel: 180-8882-7173
>>
>>
>> > Subject: Re: [ovirt-users] Bug: Spice port changed!!!!!
>> > From: djasa at redhat.com
>> > To: eq2008 at msn.com
>> > CC: users at ovirt.org
>> > Date: Mon, 22 Sep 2014 14:44:03 +0200
>> >
>> > Paul,
>> >
>> > Short answer: your approach will not work. I mentioned the custom hooks
>> > and engine-config/UserDefinedVMProperties for a reason. Please 
>> follow my
>> > advice first before asking further advice.
>> >
>> >
>> > Longer answer: your changes to the libvirt domains would apply on next
>> > domain cold start but that will never happen because vdsm always 
>> creates
>> > libvirt domains as transient ones so the libvirt domain will disappear
>> > on guest OS shutdown. On next start of the same oVirt VM, vdsm will
>> > creates a new domain XML that will be used to start a new libvirt
>> > transient domain.
>> >
>> > In order to make this new libvirt domain use your desired parameters,
>> > you have to edit the XML before it is used to start the libvirt domain
>> > and because we humans are too slow to do that and too annoyed to do 
>> that
>> > on every VM start, vdsm hooks mechanism was devised and a script in
>> > before_vm_start can do that changes for you (with input variables
>> > defined in engine-config and set in VM's custom properties).
>> >
>> >
>> > So back to my original suggestion: do you still think that it is 
>> wise to
>> > try method that is more complicated and less secure than the custom
>> > launcher method?
>> >
>> >
>> > Regards,
>> >
>> > David
>> >
>> > On Po, 2014-09-22 at 11:11 +0800, PaulCheung wrote:
>> > > Dear David:
>> > >
>> > >
>> > > I am trying figure it out using my way. So I used "virsh edit vm",
>> > > I change the port the 5980 & 5981, but still not work!!!
>> > >
>> > >
>> > >
>> > >
>> > >
>> > >
>> > >
>> > >
>> > >
>> > > I found after virsh edit, there is a xml file here /etc/libvirt/qemu
>> > > which I edit using "virsh edit vm".
>> > >
>> > >
>> > > And I also run this command : "virsh define vm.xml"
>> > >
>> > >
>> > > also not work. Can you tell me where is the file I can fixed the
>> > > spice port.
>> > >
>> > >
>> > >
>> > >
>> > > Sincerely yours,
>> > > PaulCheung
>> > >
>> > >
>> > > tel: 180-8882-7173
>> > >
>> > >
>> > >
>> > > > Subject: Re: [ovirt-users] Bug: Spice port changed!!!!!
>> > > > From: djasa at redhat.com
>> > > > To: eq2008 at msn.com
>> > > > CC: users at ovirt.org
>> > > > Date: Thu, 18 Sep 2014 15:27:50 +0200
>> > > >
>> > > > Hi,
>> > > >
>> > > > 2) is not a file, it's a key in engine-config
>> > > > 3) is a VDSM custom hook that needs to be in all the hypervisors in
>> > > DC/Cluster
>> > > >
>> > > > Follow vdsm custom hook documentation (I don't have a link from top
>> > > of my head but web or ML archives will surely help).
>> > > >
>> > > > David
>> > > >
>> > > > On Thu, 2014-09-18 at 14:51 +0800, PaulCheung wrote:
>> > > > > Dear David,
>> > > > >
>> > > > >
>> > > > > Thank you for your help . Your answer is very professional.
>> > > > >
>> > > > >
>> > > > > I still can't not find a way to stick with static port 
>> assignments
>> > > > > For I don't understand you telling me , 2&3, where I can find the
>> > > > > file to modify?
>> > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > > > > However, if you _really_ want to stick with static port
>> > > assignments,
>> > > > > do
>> > > > > > the following:
>> > > > > > 1) designate the port range so that it doesn't collide with
>> > > other
>> > > > > ranges
>> > > > > > in use (e.g. RHEV uses 5900-6023, so 5800-5899 could be safe)
>> > > > > > 2) add a custom VM properties to the engine for setting of port
>> > > and
>> > > > > > tls-port
>> > > > > > 3) add a vdsm hook to before_vm_start directory on each host
>> > > that
>> > > > > will
>> > > > > > add "port" and "tlsPort" parameters to the graphics element of
>> > > > > libvirt
>> > > > > > domain xml
>> > > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > > >
>> > > > > Sincerely yours,
>> > > > > PaulCheung
>> > > > >
>> > > > >
>> > > > > tel: 180-8882-7173
>> > > > >
>> > > > >
>> > > > >
>> > > > > > Subject: Re: [ovirt-users] Bug: Spice port changed!!!!!
>> > > > > > From: djasa at redhat.com
>> > > > > > To: eq2008 at msn.com
>> > > > > > CC: users at ovirt.org
>> > > > > > Date: Wed, 17 Sep 2014 10:40:42 +0200
>> > > > > >
>> > > > > > Hi Paul,
>> > > > > >
>> > > > > > This behaviour is by design. It is a bad idea to override it. A
>> > > good
>> > > > > > approach to your problem would be to write a launcher script
>> > > that
>> > > > > would:
>> > > > > > 1) connect to the REST API
>> > > > > > 2) get the VM connection details
>> > > > > > 3) get new VM ticket
>> > > > > > 4) write this info down to a temporary .vv file [3]
>> > > > > > 5) launch remote-viewer
>> > > > > >
>> > > > > > Some info how to use REST API is described here [1] and .vv 
>> file
>> > > > > format
>> > > > > > is documented in virt-viewer sources [2]. Please note that [1]
>> > > is a
>> > > > > bit
>> > > > > > outdated:
>> > > > > > * you can use HTTP header "filter: true" to be able to log 
>> in as
>> > > > > non-admin
>> > > > > > * you only have to use password login once when you use
>> > > > > > "prefer: persistent-auth" HTTP header and you send the cookie
>> > > you
>> > > > > got
>> > > > > > in a response to first request.
>> > > > > > In the future, the steps 2-4 will become a one step of 
>> getting a
>> > > > > > ready-to-use .vv file from the API [3] but we aren't there yet.
>> > > > > >
>> > > > > > [1]
>> > > > >
>> > > http://www.ovirt.org/How_to_Connect_to_SPICE_Console_Without_Portal
>> > > > > > [2]
>> > > > >
>> > > 
>> https://git.fedorahosted.org/cgit/virt-viewer.git/tree/src/virt-viewer-file.c#n30
>> > > > > > [3] https://bugzilla.redhat.com/show_bug.cgi?id=1128763
>> > > > > >
>> > > > > >
>> > > > > > However, if you _really_ want to stick with static port
>> > > assignments,
>> > > > > do
>> > > > > > the following:
>> > > > > > 1) designate the port range so that it doesn't collide with
>> > > other
>> > > > > ranges
>> > > > > > in use (e.g. RHEV uses 5900-6023, so 5800-5899 could be safe)
>> > > > > > 2) add a custom VM properties to the engine for setting of port
>> > > and
>> > > > > > tls-port
>> > > > > > 3) add a vdsm hook to before_vm_start directory on each host
>> > > that
>> > > > > will
>> > > > > > add "port" and "tlsPort" parameters to the graphics element of
>> > > > > libvirt
>> > > > > > domain xml
>> > > > > >
>> > > > > >
>> > > > > > Best regards,
>> > > > > >
>> > > > > > David
>> > > > > >
>> > > > > > On St, 2014-09-17 at 10:41 +0800, PaulCheung wrote:
>> > > > > > > Dear all,
>> > > > > > >
>> > > > > > >
>> > > > > > > After shutdown the VM, then restart the VM the Vm's spice 
>> port
>> > > is
>> > > > > > > changed!
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > > Because I have 10 terminal ARM-Box running spice client
>> > > connected
>> > > > > to
>> > > > > > > the vm, but after the VM shutdown and start again, the vm not
>> > > the
>> > > > > one
>> > > > > > > whice the one before.
>> > > > > > >
>> > > > > > >
>> > > > > > > I wish you can let us have a option, to let the VM with a
>> > > fixed
>> > > > > spice
>> > > > > > > port, like:
>> > > > > > > vm1: spice port : 5900 tls:5901
>> > > > > > > vm2: 5902 5903
>> > > > > > >
>> > > > > > >
>> > > > > > > And I have another recommond: have a fuction to do that :
>> > > > > > >
>> > > > > > >
>> > > > > > > if the vm shutdown by user, it will start the VM automatic.
>> > > That
>> > > > > > > means the VM can not be shutdown!
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > > I hope you can have this two fuction! That means a lot to
>> > > those
>> > > > > who
>> > > > > > > are using Terminal box user like me.
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > > I am sorry for my poor English. But I hope you all can
>> > > understand
>> > > > > > > what I am saying.
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > >
>> > > > > > > Sincerely yours,
>> > > > > > > PaulCheung
>> > > > > > >
>> > > > > > >
>> > > > > > > tel: 180-8882-7173
>> > > > > > >
>> > > > > > > _______________________________________________
>> > > > > > > Users mailing list
>> > > > > > > Users at ovirt.org
>> > > > > > > http://lists.ovirt.org/mailman/listinfo/users
>> > > > > >
>> > > > > >
>> > > > >
>> > > > > _______________________________________________
>> > > > > Users mailing list
>> > > > > Users at ovirt.org
>> > > > > http://lists.ovirt.org/mailman/listinfo/users
>> > > >
>> > > >
>> > >
>> > > _______________________________________________
>> > > Users mailing list
>> > > Users at ovirt.org
>> > > http://lists.ovirt.org/mailman/listinfo/users
>> >
>> >
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at ovirt.org
>> http://lists.ovirt.org/mailman/listinfo/users
>
>
> -- 
> Regards,
>
> Vinzenz Feenstra | Senior Software Engineer
> RedHat Engineering Virtualization R & D
> Phone: +420 532 294 625
> IRC: vfeenstr or evilissimo
>
> Better technology. Faster innovation. Powered by community collaboration.
> See how it works at redhat.com


-- 
Regards,

Vinzenz Feenstra | Senior Software Engineer
RedHat Engineering Virtualization R & D
Phone: +420 532 294 625
IRC: vfeenstr or evilissimo

Better technology. Faster innovation. Powered by community collaboration.
See how it works at redhat.com

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