[tac_plus] regex for pipe in command syntax

[John Heasley]

Am 20.02.2015 um 04:54 schrieb Alan McKinnon <alan.mckinnon at gmail.com>:
> 
> The deny/permit statements are regexes, so it treats the pipe character as
> an "OR". Try this for 3409:
> 
> permit "^logging\|include foo$"

| should only be a regex atom inside ()s.  So it should not need to be escaped, though it should have no effect. 

> 
> (pls excuse the top post, have to use Gmail in a browse for now)
> 
> Alan
> 
> 
>> On Thu, Feb 19, 2015 at 9:34 PM, Asif Iqbal <vadud3 at gmail.com> wrote:
>> 
>> Hi All,
>> 
>> How do I allow ``show logging | include foo'' but not ``show logging'' ?
>> Some security requirement that we are trying to achieve where
>> you are allowed to search for specific string ``foo'', but not allowed to
>> see all the logs.
>> 
>> This is what I tried and did not work
>> 
>>        cmd = show {
>>                deny "^logging$"
>>                permit "^logging|include foo"   # line 3409
>>                deny .*
>>        }
>> 
>> And I am getting
>> 
>> Thu Feb 19 14:25:44 2015 [3506]: show logging <cr> permitted by line 3409
>> 
>> I ran
>> router#show logging<enter>
>> 
>> If I try ``permit "^logging\s+|include foo'' I get the following error
>> 
>> Thu Feb 19 14:22:43 2015 [3434]: Error expecting '}' but found '+|' on
>> line 3409
>> 
>> Any suggestion is appreciated.
>> 
>> 
>> 
>> 
>> --
>> Asif Iqbal
>> PGP Key: 0xE62693C5 KeyServer: pgp.mit.edu
>> A: Because it messes up the order in which people normally read text.
>> Q: Why is top-posting such a bad thing?
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> 
> 
> 
> -- 
> Alan McKinnon
> alan dot mckinnon at gmail dot com
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