Re: [netmod] [Editorial Errata Reported] RFC7317 (4795)

On 2016-09-05 12:34, Martin Bjorklund wrote:
> RFC Errata System <rfc-editor@rfc-editor.org> wrote:
>> The following errata report has been submitted for RFC7317,
>> "A YANG Data Model for System Management".
>>
>> --------------------------------------
>> You may review the report below and at:
>> http://www.rfc-editor.org/errata_search.php?rfc=7317&eid=4795
>>
>> --------------------------------------
>> Type: Editorial
>> Reported by: Kaja Mohideen <kaja_mohideen.rasool@nokia.com>
>>
>> Section: 5
>>
>> Original Text
>> -------------
>> typedef crypt-hash {
>>        type string {
>>          pattern
>>            'RFCORIGINAL_TEXT$.*'
>>          + '|$[a-zA-Z0-9./]{1,8}$[a-zA-Z0-9./]{22}'
>>          + '|$(rounds=\d+$)?[a-zA-Z0-9./]{1,16}$[a-zA-Z0-9./]{43}'
>>          + '|$(rounds=\d+$)?[a-zA-Z0-9./]{1,16}$[a-zA-Z0-9./]{86}';
>>        }
>>
>> Corrected Text
>> --------------
>> typedef crypt-hash {
>>   type string {
>>     pattern
>>         '$0$.*'
>>       + '|$1$[a-zA-Z0-9./]{1,8}$[a-zA-Z0-9./]{22}'
>>       + '|$5$(rounds=\d+$)?[a-zA-Z0-9./]{1,16}$[a-zA-Z0-9./]{43}'
>>       + '|$6$(rounds=\d+$)?[a-zA-Z0-9./]{1,16}$[a-zA-Z0-9./]{86}';
>>   }
>>   
>>
>> Notes
>> -----
>> Character $ has special meaning in regular expression.
> 
> No, "$" is not special in the regular expression dialect used in YANG
> (XML Schema).

+1. And in fact the suggested change (lost in the above text, but
present in the html version), to use '\$' instead of '$', results in
invalid expressions according the XML Schema spec.

--Per

> /martin
> 
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