[libvirt-users] libvirt-python Segfaults

[Harish Vishwanath]

Thanks Hao! It helped!

>>> import libvirt
>>> c = libvirt.open("lxc:///")
>>> c.listAllDomains()
[]
>>>


Regards,
Harish

On Fri, Mar 20, 2015 at 11:15 AM, Hao Liu <hliu at redhat.com> wrote:

> Hi Harish,
>
> I believe the proper establishment of a connection should be done by
> libvirt.open()
> or libvirt.openAuth() or libvirt.openReadOnly(). All of them will return a
> functional
> virConnect instance.
>
> I'm not sure this segfault is worth to fix since instantiate a virConnect
> directly
> is not an expected usage.
>
> Hope this information will help you.
>
> Best Regards,
>
> Hao Liu
> +86-010-62608262
>
>
> ----- Original Message -----
> > From: "Harish Vishwanath" <harish.shastry at gmail.com>
> > To: "libvirt-users" <libvirt-users at redhat.com>
> > Sent: Friday, March 20, 2015 1:11:53 PM
> > Subject: Re: [libvirt-users] libvirt-python Segfaults
> >
> > Trying again.
> >
> > Is there another mailer list for libvirt-python related discussions?
> >
> > Regards,
> > Harish
> >
> > On Thu, Mar 19, 2015 at 9:02 PM, Harish Vishwanath <
> harish.shastry at gmail.com
> > > wrote:
> >
> >
> >
> > Hello
> >
> > I am trying to get libvirt-python working in Ubuntu 14.04 64 bit system.
> I
> > tried installing the binaries from the repo itself:
> >
> > 1.
> >
> > root at test-vm8-109:/home/test# libvirtd --version
> > libvirtd (libvirt) 1.2.2
> > root at test-vm8-109:/home/test# python
> > Python 2.7.6 (default, Mar 22 2014, 22:59:56)
> > [GCC 4.8.2] on linux2
> > Type "help", "copyright", "credits" or "license" for more information.
> > >>> import libvirt
> > >>> libvirt.__file__
> > '/usr/lib/python2.7/dist-packages/libvirt.pyc'
> > >>> c = libvirt.virConnect("lxc:///")
> > >>> c.listAllDomains()
> > Segmentation fault (core dumped)
> >
> >
> > 2. Installing the latest libvirt-python from pypi (1.2.13) also has the
> same
> > issue.
> >
> >
> > This is the gdb bt of the core:
> >
> > [Thread debugging using libthread_db enabled]
> > Using host libthread_db library
> "/lib/x86_64-linux-gnu/libthread_db.so.1".
> > Core was generated by `python test.py'.
> > Program terminated with signal SIGSEGV, Segmentation fault.
> > #0 0x00007fd8d91b19a9 in virObjectIsClass () from /usr/lib/libvirt.so.0
> > (gdb) bt
> > #0 0x00007fd8d91b19a9 in virObjectIsClass () from /usr/lib/libvirt.so.0
> > #1 0x00007fd8d9268d02 in virConnectListAllDomains () from
> > /usr/lib/libvirt.so.0
> > #2 0x00007fd8d964db96 in libvirt_virConnectListAllDomains
> (self=<optimized
> > out>, args=<optimized out>)
> > at libvirt-override.c:2470
> > #3 0x000000000052c6d5 in PyEval_EvalFrameEx ()
> > #4 0x000000000055c594 in PyEval_EvalCodeEx ()
> > #5 0x000000000052ca8d in PyEval_EvalFrameEx ()
> > #6 0x000000000055c594 in PyEval_EvalCodeEx ()
> > #7 0x00000000005b7392 in PyEval_EvalCode ()
> > #8 0x0000000000469663 in ?? ()
> > #9 0x00000000004699e3 in PyRun_FileExFlags ()
> > #10 0x0000000000469f1c in PyRun_SimpleFileExFlags ()
> > #11 0x000000000046ab81 in Py_Main ()
> > #12 0x00007fd8da894ec5 in __libc_start_main (main=0x46ac3f <main>,
> argc=2,
> > argv=0x7fff0fcbd218,
> > init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>,
> > stack_end=0x7fff0fcbd208)
> > at libc-start.c:287
> > #13 0x000000000057497e in _start ()
> >
> >
> > Am I missing something?
> >
> > Regards,
> > Harish
> >
> >
> > _______________________________________________
> > libvirt-users mailing list
> > libvirt-users at redhat.com
> > https://www.redhat.com/mailman/listinfo/libvirt-users
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listman.redhat.com/archives/libvirt-users/attachments/20150320/18b555ac/attachment.htm>