Profile Images Deployment

Mark Mayo mmayo at mozilla.com
Mon Aug 4 23:32:09 PDT 2014


Note that you def can have S3/SQ3/whatever access in the dev env.

-Mark


On Mon, Aug 4, 2014 at 4:09 PM, Sean McArthur <smcarthur at mozilla.com> wrote:

> +dev-fxacct I realized there may be more people who want in on this.
>
>
> On Mon, Aug 4, 2014 at 3:45 PM, Sean McArthur <smcarthur at mozilla.com>
> wrote:
>
>> Ok, so, the Profile service is going from a dumb proxy of emails to an
>> image crunching and serving monster. Let's ready the monster cage!
>>
>> # Overview
>>
>> 1. FxA UI will POST some binary image data at an endpoint.
>> 2. The webserver will generate a unique id, and pipe that payload
>> straight into a private S3 bucket, with the name of the id. Once the upload
>> to S3 is complete, the webserver will add the id to an SQS instance.
>> 3. We will have an SQS instance.
>> 4. A different worker server will pestering SQS for new images to crunch.
>> 5. When it finds new messages in the queue, it will download them from
>> the private S3 bucket, resize them if necessary, and reencode them to
>> ensure they're plain images.
>> 6. The worker will upload the crunched image to a public S3 bucket.
>> 7. That image should now be reachable from
>> https://firefoxusercontent.domain/a/id.
>>
>> # Details
>>
>> - S3 - I'm assuming we'll need 2 buckets, 1 private for dumping "unsafe"
>> images, and a 2nd public that can server image files through a URL.
>>
>> - SQS - Will need 1 so that webheads can alert workers when there are new
>> images to crunch.
>>
>> - Servers - 2 kinds of servers: the web server runs in `bin/server.js`,
>> and the worker runs in `bin/images.js`. They don't need direct access to
>> each other; they will communicate through SQS.
>>
>> - Image Proxy - The thing to make the public S3 bucket have saneish URLs.
>>
>> - Domains - The web servers should be accessible from
>> profile.account.firefox.com. The images should be a different
>> second-level domain. It may be that we already have a domain for this,
>> since AMO and Marketplace have been serving user images for years.
>>
>> # ¯\_(ツ)_/¯
>>
>> - Building this in stage/dev?
>> I imagine stage would be like build in prod, but dev tends to use
>> dannyboxes. I'm not sure we'll have access to S3 and SQS and whatnot, so I
>> have been writing a `local` aws-driver, which just uses a child process and
>> IPC to crunch images, and an additional route to server them from.
>>
>> - Testing this in stage/dev?
>> With a dannybox using a `local` driver, testing on dev won't exercise the
>> whole stack. I guess that's what testing in stage is for?
>>
>
>
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