On 06/13/2013 05:46 AM, Peter Krempa wrote:
> On 06/12/13 21:34, Laine Stump wrote:
>> On 06/10/2013 08:44 AM, Peter Krempa wrote:
>>
>>
>> Can you include in the commit log a link to the BZ describing this
>> problem? It helps *immensely* when trying to trace things months/years
>> later.
>>
>
> There isn't any publicly available BZ describing this problem so I
> chose not to put the private link in the commit. I can do it if you
> insist but having private links in a public repo doesn't seem right to
> me.
Sigh.
No, I agree that private BZ's shouldn't be linked in a public repo, as
it just causes frustration for those without access to the private BZ.
It's unfortunate that the BZ was private, though (although there's
nothing that we could do about it other than filing a parallel BZ)
>
>>
>>> Without the socket path explicitly specified, the remote driver
>>> tried to
>>> connect to the "/system" instance socket even if "/session" was
>>> specified in the uri. With this patch this configuration now
>>> produces an
>>> error.
>>>
>>> It is still possible to initiate a session connection with specifying
>>> the path to the socket manually and also manually starting the session
>>> daemon. This was also possible prior to this patch,
>>>
>>> This is a minimal fix. We may decide to support remote session
>>> connections using ssh but this will require changes to the remote
>>> driver
>>> code so this fix shouldn't cause regressions in the case we decide
>>> to do
>>> that.
>>> ---
>>> src/remote/remote_driver.c | 40
>>> ++++++++++++++++++++++++++++++----------
>>> 1 file changed, 30 insertions(+), 10 deletions(-)
>>>
>>> diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c
>>> index fcf45d3..bd5646a 100644
>>> --- a/src/remote/remote_driver.c
>>> +++ b/src/remote/remote_driver.c
>>> @@ -631,11 +631,21 @@ doRemoteOpen(virConnectPtr conn,
>>> break;
>>>
>>> case trans_libssh2:
>>> - if (!sockname &&
>>> - VIR_STRDUP(sockname,
>>> - flags & VIR_DRV_OPEN_REMOTE_RO ?
>>> - LIBVIRTD_PRIV_UNIX_SOCKET_RO :
>>> LIBVIRTD_PRIV_UNIX_SOCKET) < 0)
>>> - goto failed;
>>> + if (!sockname) {
>>> + /* Right now we don't support default session
>>> connections */
>>> + if (STREQ(conn->uri->path, "/session")) {
>>> + virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
>>> + _("Connecting to session instance
>>> without "
>>> + "socket path is not supported by
>>> the libssh2 "
>>> + "connection driver"));
>>> + goto failed;
>>> + }
>>
>> A totally naive question: do we want to only allow "/system"? or
>> 'anything except "/session"'?
>
> We want to forbid only "/session" with the default socket path which
> won't work right now. A user is able to start a session daemon and
> successfully connect to it even with this patch. The user has to
> manually specify a socket path.
>
> Rejecting everything except "/system" would break drivers that use
> different path.
Okay, I just wanted to make sure. So ACK as it is then.
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