Re: [Qemu-discuss] [QGA] Bug of qga?

[Sam]

So how to fix this bug? And where should I to report bug?

2017-08-29 13:52 GMT+08:00 Sam <address@hidden>:

> I could repeat this several times, I think it's mis-order of qmp in qga
> socket.
>
> 2017-08-25 11:09 GMT+08:00 Sam <address@hidden>:
>
>> Also I found:
>>
>> when I use `socat` to take a qga socket, then I use `socat` to
>> communicate it will got error.
>> But also SOMETIMES, I will not got error and will communicate OK.
>>
>> If one user take qga socket, another user should got error, is it? But
>> why sometimes, the communicate is OK?
>>
>> 2017-08-25 10:11 GMT+08:00 Sam <address@hidden>:
>>
>>> Hi all,
>>>
>>> I'm using qga to send `route -n` and `ping` command to guest. But I
>>> found SOMETIMES, the second `ping` command's result is the same as `route
>>> -n` command.
>>>
>>> So I guess is there some cache mechanism of qga command result? So when
>>> I send the second command, and receive from qga socket, I receive the
>>> result of first command.
>>>
>>> Or is this bug happened because of I use async mechanism of python code
>>> to operate qga socket?
>>>
>>> This is the python code I use to operate on this qga socket:
>>>
>>> try:
>>>>         sock=socket(AF_UNIX, SOCK_STREAM)
>>>>         sock.settimeout(20)
>>>>         sock.connect(vm_qga_sockpath)
>>>>         sock.send(cmd)
>>>>         while True:
>>>>             res = sock.recv(1024)
>>>>             if len(res):
>>>>                 break
>>>>     except Exception as e:
>>>>         res = -1
>>>>     finally:
>>>>         sock.settimeout(None)
>>>>         sock.close()
>>>
>>>
>>
>