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Reply-To:	Brian DOT Inglis AT SystematicSw DOT ab DOT ca
Subject:	Re: [ANNOUNCEMENT] Updated: units 2.14-1
To:	cygwin AT cygwin DOT com
References:	<auto-000002683205 AT fwd1 DOT webnames DOT ca> <23d9fab5-b291-d1ee-c262-e06dcd584c60 AT SystematicSw DOT ab DOT ca>
From:	Brian Inglis <Brian DOT Inglis AT SystematicSw DOT ab DOT ca>
Message-ID:	<12812f41-6b74-fe8c-0043-78198e78164c@SystematicSw.ab.ca>
Date:	Mon, 22 May 2017 12:09:35 -0600
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On 2017-05-21 23:45, Brian Inglis wrote:
> On 2017-04-27 13:20, Brian Inglis wrote:
>> * units-2.14-1
>>
>> The Units program converts quantities expressed in various scales to
>> their equivalents in other scales. The units program can handle
>> multiplicative scale changes as well as nonlinear conversions such as
>> Fahrenheit to Celsius or wire gauge. Units comes with an annotated,
>> extendable database defining over two thousand units.
>>
>> This is an update to the latest upstream release, which now supports
>> longer input expressions (e.g. a sum of more than 100 units), control
>> characters treated as white space to avoid producing errors about
>> invalid UTF-8, and includes 2980 units, 109 prefixes, and 96 nonlinear
>> units.

Timegenie.com cert has been renewed for another 3 months until August 19
and redeployed, so certs are valid and will no longer produce errors.

> Currency exchange rates are updated on every run of setup by a permanent
> postinstall script
> 	/etc/postinstall/zp_units_cur.sh
> running
> 	/usr/bin/units_cur
> to access
> 	https://rss.timegenie.com
> which uses HSTS to enforce https access, and whose security certificate
> has expired, so runs will fail with message:
> Error connecting to currency server. <urlopen error [SSL:
> CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:749)>
> 
> If this causes you problems, please temporarily rename the current
> update script /usr/bin/units_cur and replace by the attached, or replace
> the line between the first try: and except ...: by the following lines:
> [the first line is a comment, the remainder are indented two spaces]
> 
> #
> http://stackoverflow.com/questions/36600583/python-3-urllib-ignore-ssl-certificate-verification
>   import ssl
>   ctx = ssl.create_default_context()
>   ctx.check_hostname = False
>   ctx.verify_mode = ssl.CERT_NONE
>   currencies =
> ET.parse(urllib.request.urlopen('https://rss.timegenie.com/forex.xml',context=ctx)).findall('data')
> 
> to ignore the security certificate expiry until it is renewed (hopefully
> by sometime Tuesday after the holiday): when the security certificate
> has been renewed, I will follow up here to let everyone know.

-- 
Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada

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