Changing Remote Registry

[MRAB]

Kevin Holleran wrote:
> On Fri, Aug 7, 2009 at 10:46 AM, MRAB <python at mrabarnett.plus.com 
> <mailto:python at mrabarnett.plus.com>> wrote:
> 
>     Kevin Holleran wrote:
> 
> 
>         On Fri, Aug 7, 2009 at 10:11 AM, MRAB
>         <python at mrabarnett.plus.com <mailto:python at mrabarnett.plus.com>
>         <mailto:python at mrabarnett.plus.com
>         <mailto:python at mrabarnett.plus.com>>> wrote:
> 
>            Kevin Holleran wrote:
> 
>                Good morning,
> 
>                I fear the answer to this is that I just cannot do this....
> 
>                I wrote a python script that goes out to a bunch of remote
>                machines and queries the registry for some values.
>          Effectively,
>                there have been some software upgrades that have been done as
>                the need arose but we need to do them across the organization
>                now.  There are three, and the script checks all three and
>                returns the values.  One of these just needs to be a registry
>                change as it is a client server application that the
>         server was
>                upgraded and the clients need a change to a registry
>         value to work.
> 
>                Long story short, I am using _winreg to do this.
> 
>                hKey = _winreg.OpenKey (keyPath, path, 0,
>         _winreg.KEY_SET_VALUE)
>                value,type = _winreg.QueryValueEx(hKey, item)
>                if (value == wrongValue):
>                      _winreg.SetValue(hKey,'',_winreg.REG_SZ,correctValue)
>                  
> 
>     Hmm. If you're querying with (hKey, item), shouldn't you also be setting
>     with (hKey, item), not (hKey,'')?
> 
> 
>                When I do this I receive the error:
> 
>                _winreg.SetValue WindowsError: [Error 5] Access Denied
> 
> 
>                I am running this from my machine as a domain admin,
>         connecting
>                to the remote machine which is also on the domain.
>                I am connecting to the remote registry with:
> 
>                keyPath = _winreg.ConnectRegistry(r"\\" +
>                ipAddress,_winreg.HKEY_LOCAL_MACHINE)
> 
> 
>                Thanks for any help.
> 
>            What is 'ipAddress'? Is it an actual IP address? The
>         documentation says
>            it should be the computer name.
>            --    http://mail.python.org/mailman/listinfo/python-list
> 
> 
> 
>         Thanks for the response.  From my experience that does not
>         matter.  It is an actual IP address.  I can connect to the
>         registry fine, its just the writing.  I read that value and
>         other values.  It errors on the _winreg.KEY_SET_VALUE.  I am
>         wondering if Windows just will not let the registry be changed
>         remotely in this way or if there is something else I have to do.
> 
>     -- 
>     http://mail.python.org/mailman/listinfo/python-list
> 
> 
> Sorry, that line is correct, I was removing specific information 
> relevant to our infrastructure.  That is the valuename.  The error I am 
> getting is:
> 
> 
> Traceback (most recent call last):
>   File "script.py", line 53, in <module>
>     value,type = _winreg.QueryValueEx(hKey,item)
> WindowsError: [Error 5] Access is denied
> 
> But the real error is here I believe:
> 
>        hKey = _winreg.OpenKey (keyPath, path, 0, _winreg.KEY_SET_VALUE)
> 
> When I just do a:
> 
>        hKey = _winreg.OpenKey (keyPath, path, 0, _winreg.KEY_READ)
> 
> I receive no errors.
> 
> Thanks.
> 
If it's complaining _as soon as_ you request write permission then I'd
say that was a permissions problem, not an error! :-)