[python-win32] windows firewall woes?

[Andrew Hammond]

Turns out that I needed to add

app.Name = 'Python'

to the code. Ugh.

Andrew

On Thu, Mar 8, 2012 at 9:22 PM, Mark Hammond <skippy.hammond at gmail.com>wrote:

> As a couple of guesses, I'd ensure you do this from an elevated process
> (ie, "run as administrator") and also be sure to use fully-qualified paths.
>
> (The error code shown appears to be ERROR_INVALID_POINTER, but that might
> be a red herring)
>
> Mark
>
>
> On 9/03/2012 11:16 AM, Andrew Hammond wrote:
>
>> With the following code,
>>
>> def add_firewall_exception():
>>         app =
>> win32com.client.gencache.**EnsureDispatch('HNetCfg.**
>> FwAuthorizedApplication',
>> 0)
>> app.ProcessImageFileName = r'\Python26\python.exe'
>> app.Scope = NET_FW_SCOPE_ALL
>> app.IpVersion = NET_FW_IP_VERSION_ANY
>> app.Enabled = True
>>
>>         firewall_manager =
>> win32com.client.gencache.**EnsureDispatch('HNetCfg.FwMgr'**,0)
>> profile = firewall_manager.LocalPolicy.**CurrentProfile
>> profile.**AuthorizedApplications.Add(**app)
>>
>> I get the following error message:
>>
>> E:\Documents and Settings\stubby\Desktop>python -OO -i firewall.py
>>  >>> add_firewall_exception()
>> Traceback (most recent call last):
>>   File "<stdin>", line 1, in <module>
>>   File "firewall.py", line 41, in add_firewall_exception
>>     profile.**AuthorizedApplications.Add(**app)
>>   File
>> "E:\python26\lib\site-**packages\win32com\gen_py\**
>> 58FBCF7C-E7A9-467C-80B3-**FC65E8FCCA08x0x1x0.py",
>> line 75, in Add
>>     return self._oleobj_.InvokeTypes(2, LCID, 1, (24, 0), ((9, 1),),app
>> pywintypes.com_error: (-2147352567, 'Exception occurred.', (0, None,
>> None, None, 0, -2147467261), None)
>>  >>> ^Z
>>
>> I'm not at all versed in win32com programming... any help please?
>>
>> On Tue, Mar 6, 2012 at 8:05 AM, Bill Tutt <bill at tutts.org
>> <mailto:bill at tutts.org>> wrote:
>>
>>    This sounds more like a problem with your approach to servicing your
>>    product, and not necessarily a python windows specific problem.
>>
>>    I can point you in the direction to create the firewall exception,
>>    but you would still need to figure out how to arrange to have the
>>    code actually execute.
>>
>>    Windows Firewall rule exceptions don't appear that hard to define.
>>
>>    Windows Firewall COM interfaces docs:
>>    http://msdn.microsoft.com/en-**us/library/windows/desktop/**
>> aa366449(v=vs.85).aspx<http://msdn.microsoft.com/en-us/library/windows/desktop/aa366449(v=vs.85).aspx>
>>
>>    Some simplistic VBScript examples of using those interfaces:
>>    http://msdn.microsoft.com/en-**us/library/windows/desktop/**
>> aa366421(v=vs.85).aspx<http://msdn.microsoft.com/en-us/library/windows/desktop/aa366421(v=vs.85).aspx>
>>
>>    I'd use the VBScript examples as a base and determine what kind of
>>    exception is best for your needs. (i.e. as little of an exception as
>>    possible)
>>
>>    Bill
>>
>>    On Mon, Mar 5, 2012 at 9:05 PM, Andrew Hammond
>>    <andrew.george.hammond at gmail.**com <andrew.george.hammond at gmail.com>
>>    <mailto:andrew.george.hammond@**gmail.com<andrew.george.hammond at gmail.com>>>
>> wrote:
>>
>>        We have python running on a number of devices in the field and
>>        have experienced problems where it appears that a windows update
>>        has removed a windows firewall exception, blocking our python
>>        service from operating.
>>
>>        Has anyone else experienced something like this? Is there a way
>>        to fix it without human intervention?
>>
>>        Andrew
>>
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>>
>>
>>
>>
>>
>>
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>
>
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