Re: [libvirt-users] virConnectDomainEventRegisterAny problem

On Wed, Aug 21, 2013 at 12:36:06PM +0300, Alexandr wrote: > -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 > > 21.08.2013 09:46, Alexandr пишет: >> 21.08.2013 09:32, Martin Kletzander пишет: >>> On Wed 21 Aug 2013 01:03:37 AM CEST, Alexandr wrote: >>>> >>>> good day. i trying to make callback function for >>>> VIR_DOMAIN_EVENT_ID_LIFECYCLE, i have successfully >>>> registering callback, but it never called, i need to know >>>> when domain started, stopped or crashed, i have write >>>> following code >>>> >>>> static int domain_event_handler(virConnectPtr conn, >>>> virDomainPtr dom, int event, int detail, void * opaque) { >>>> switch(event) { } return 0; } >>>> >>>> ..... int callback = >>>> virConnectDomainEventRegisterAny(libvirt_connection, NULL, >>>> VIR_DOMAIN_EVENT_ID_LIFECYCLE, >>>> VIR_DOMAIN_EVENT_CALLBACK(domain_event_handler), NULL, >>>> NULL); if(callback == -1) { std::cout<<"Error: failed to >>>> register domain event handle callback\n"; return -1; } >>>> ..... >>>> >>>> >>>> but "domain_event_handler" is never called, what is wrong >>>> here ? >> >>> Are you running an event loop? You can have a look at our >>> examples [1] and see what's being done there. Especially >>> note the virEventRunDefaultImpl() [2] there. >> >>> Martin >> >>> [1] >>> http://libvirt.org/git/?p=libvirt.git;a=blob;f=examples/domain-events/eve... >> >>> >> >> >>>

>>> http://libvirt.org/git/?p=libvirt.git;a=blob;f=examples/domain-events/eve... >> >>> >> >> >>>

> > now it's working except for events from other connections, for > example i want to handle domain started by virt-manager, now i do > not have event when it's started, is exists any api to handle > this events, or i need to implement internal polling of domains > state in my application ? The events system reports all lifecycle events, regardless of which connection triggered them. If you're not seeing events from domains started by virt-manager then your almost certainly connecting to a different libvirt URI than virt-manager is using. Daniel

-----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.21 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBAgAGBQJSFI8vAAoJEH3ap8veG8EHfmkH/1FKXCBGLTTzU8DN2DrvobDx whVooW5J5Y4PBfSkKDqdERk+d5uxV2eWnobRxXVZCjDKk3M3Q6HztW5OvcMoGXM+ guGDok/Hp7n9XC17DnVbS4GpMSkaIcbpN6s8+PWu3r1nI7sX1o+YssT48a88XYjF MtrMVOganILKHjQkoVmJAC22ajk89OnnPBkXwqrdUN1fxi7+SJpgPM/3UDyFoFEv pwfMSHoKSaqlb99Q6ir2qom+bJKOfjez9xerHulIbYhYVW8vxTTceLGOQU++sN6i EsH2LGVHggptOMPUom2zXo6+gOTVT1xp1VSYusKHCT8PobXUEJT8fEAnwKSoWWY= =Lfmn -----END PGP SIGNATURE-----