Sending binaries over relations

[Matthew Williams]

Would it not be better for the charm to have a path the client can `wget`
the libraries from - this path can be sent via the relation as a string

Matty

On Wed, Jan 20, 2016 at 2:30 PM, José Antonio Rey <jose at ubuntu.com> wrote:

> Hey,
>
> One of the options would be to cat the file as a string and pass that
> string over the connection, finally echoing that string to foo.binary.
>
> What do others think?
>
> --
> José Antonio Rey
>
> On Wed, Jan 20, 2016, 08:25 Merlijn Sebrechts <merlijn.sebrechts at gmail.com>
> wrote:
>
>> Hi
>>
>>
>> I have a question I'd like to discuss, if you guys aren't to busy
>> prepping for Ubucon.. :)
>>
>> I've found a number of Java projects where, in order to communicate for
>> example with Kafka, they require the Kafka Java libraries for that specific
>> version. For the moment, I solve this by downloading the libraries from a
>> deployed Kafka installation and include them in the Charm. However, this
>> has the disadvantage that everytime the Kafka charm version changes, I have
>> to update the libraries in all the charms that connect to Kafka. It would
>> be better if there was a way to send these libraries over the connection.
>> This way, a Charm that can connect to one version of Kafka has a very high
>> chance of being able to connect to the next version.
>>
>> So my question is: Is there a way to send large binary files between
>> Charms? Or is this problem better solved by using a subordinate
>> kafka-plugin Charm like the Hadoop Charms do?
>>
>>
>>
>> Kind regards
>> Merlijn Sebrechts
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>
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