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by pkieltyka 3619 days ago
Hi all, I'm one of the designers of the sup project.

Interestingly, we only looked at Ansible, or later heard of salt, after we already wrote the first version of sup. Later our friends told us it reminded them of Ansible. We believe sup is much simpler, because its more DIY from the perspective of the user.

It's written in Go and currently the master cloc's in at 890 lines of code. Sup is just a small utility and personally I view it as complete, other than any refinements that come through its life. Thanks to Go, it's also pretty nice that the sup binary doesn't require the install of any external runtime.

When designing it, our high-level goals were to have a very fast and simple deployment tool that anyone on our development team (including frontend devs), could deploy their applications to our network. It's been working really well for us for over a year now.

To be honest, I've still never tried Ansible or salt, and I'm sure there is a lot of capabilities they have, but, whatever they are, we've been fine without them. For example, sup doesn't have 1000s of community playbooks, but you can reference local programs/scripts that are piped and executed remotely on a network - we use this often for deploying docker containers.

Finally here's something I love, and maybe possible with Ansible (I don't see why not):

https://gist.github.com/pkieltyka/4ab679a692db47e0b410f66b3a...

then run.. `sup staging tail-logs` to tail live server output. Or even filter it with, `sup staging tail-logs | grep WARN`.