[dts] [PATCH V1] framework/qemu_libvirt: rm ssh keygen before connect to vm
Mo, YufengX
yufengx.mo at intel.com
Thu Sep 26 05:05:34 CEST 2019
Hi,ma lihong
When dts is running on tester node(tester/dut not the same node), these code change the tester ssh config.
But virtual machine is running on dut, virtual machine's ip address is assigned by dut/qemu and is managed by dut/libvirt tool.
> -----Original Message-----
> From: Ma, LihongX
> Sent: Thursday, September 26, 2019 11:00 AM
> To: Mo, YufengX <yufengx.mo at intel.com>; Zhang, YanX A <yanx.a.zhang at intel.com>; dts at dpdk.org
> Subject: RE: [dts] [PATCH V1] framework/qemu_libvirt: rm ssh keygen before connect to vm
>
> Hi, yufeng
> Yan has verify this scenes, the dts and dut not on same server.
> And i think all the session connect is from the server which run dts, so it can not use the self.host_session.
>
> -----Original Message-----
> From: Mo, YufengX
> Sent: Thursday, September 26, 2019 10:49 AM
> To: Zhang, YanX A <yanx.a.zhang at intel.com>; dts at dpdk.org
> Cc: Ma, LihongX <lihongx.ma at intel.com>
> Subject: RE: [dts] [PATCH V1] framework/qemu_libvirt: rm ssh keygen before connect to vm
>
> Hi,zhangyan
>
> when dts doesn't run on dut, your fix will malfunction.
>
> In LibvirtKvm class, use self.host_session.send_expect to do action on the node, which run virtual machine using libvirt tool.
>
> BRs
> Yufen, Mo
>
>
> > -----Original Message-----
> > From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of Zhang, YanX A
> > Sent: Wednesday, September 25, 2019 3:18 PM
> > To: Ma, LihongX <lihongx.ma at intel.com>; dts at dpdk.org
> > Cc: Ma, LihongX <lihongx.ma at intel.com>
> > Subject: Re: [dts] [PATCH V1] framework/qemu_libvirt: rm ssh keygen before connect to vm
> >
> > Tested-by: Zhang, YanX A <yanx.a.zhang at intel.com>
> >
> > -----Original Message-----
> > From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of lihong
> > Sent: Wednesday, September 25, 2019 7:49 AM
> > To: dts at dpdk.org
> > Cc: Ma, LihongX <lihongx.ma at intel.com>
> > Subject: [dts] [PATCH V1] framework/qemu_libvirt: rm ssh keygen before connect to vm
> >
> > Signed-off-by: lihong <lihongx.ma at intel.com>
> > ---
> > framework/qemu_libvirt.py | 3 +++
> > 1 file changed, 3 insertions(+)
> >
> > diff --git a/framework/qemu_libvirt.py b/framework/qemu_libvirt.py index d2edd31..5b25dec 100644
> > --- a/framework/qemu_libvirt.py
> > +++ b/framework/qemu_libvirt.py
> > @@ -817,6 +817,9 @@ class LibvirtKvm(VirtBase):
> > while count:
> > out = self.__control_session('ifconfig')
> > if "10.0.2" in out:
> > + pos = self.vm_ip.find(':')
> > + ssh_key = '[' + self.vm_ip[:pos] + ']' + self.vm_ip[pos:]
> > + os.system('ssh-keygen -R %s' % ssh_key)
> > return True
> > time.sleep(6)
> > count -= 1
> > --
> > 2.7.4
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