Fast Deployment and Monitoring

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Fast Deployment and Monitoring Why continuous integration and ChatOps are crucial to every application Brent Beer GitHub Trainer @brntbeer

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Fast Deployment and Monitoring Why continuous integration and ChatOps are crucial to every application

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Agenda Who am I? Testing Hooks / Services ChapOps

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Who am I?

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Trainer

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Developer

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From the midwest

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From the midwest of the US

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In San Francisco now

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Who even writes tests?

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Who even writes tests ﬁrst ?

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I never did while in school

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I still don't

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I still don't

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I'm geing beer!

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Tests

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"They take too long to write!"

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"They take too long to write!" "I don't know how to write them"

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"They take too long to write!" "I don't know how to write them" "My code is perfect"

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"They take too long to write!" "I don't know how to write them" "My code is perfect" Lies! Lies! Lies!

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Make it easy to write tests

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script/cibuild

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Sometimes running tests takes too long

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Sometimes running tests takes too long

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Not just for your Enterprise Applications

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"Well older things still pass tests"

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Share burden and responsibility

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Never work alone

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Never work alone

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Pull Requests

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Send yourself Pull Requests

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Get others to do the work for you!

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@mentions

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@mentions

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What if others could see if your tests were passing without running the code?

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Hooks and Services

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Make tests run easily for services

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script/cibuild

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Many third party services can be hooked into GitHub

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Status API

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Now someone visiting the Pull Request can know what's going on

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Status Types

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History of timeline statuses

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Details

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So many CI services

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Self Conﬁguration

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Manual Conﬁguration

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Services can do more than just send data to the API

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ChatOps

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Context of the current state of things

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Why Chat?

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Hubot

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Hubot

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hubot.github.com

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Hubot's Domain

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Who does the things? Service? Hook? Robot?

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Hubot: deploy all the things

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Make it fast

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Hubot: Make it fast

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Deploys

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"Hello @user, your deploy was successful, keep an eye on Haystack"

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"Hello @user, your deploy was successful, keep an eye on Haystack"

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Digging Deeper

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Going beyond an exception

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Graphite

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Graphite

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statsd and collectd

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Now we have things reporting

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Now we have things reporting

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Who should fetch these graphs?

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Maybe just a dashboard view?

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Dashing

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Dashboards

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Group understanding

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Group understanding

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Useful commands

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Hubot: help pager

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Hubot: graph me -12h @network.border.cp1.bgp

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Hubot: graph me -4h @browser.frontend

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Hubot: deploy training- app/chronological to production

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Teach by doing

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This was always my main motivation with Hubot - teaching by doing by making this visible. It's an extremely powerful teaching technique. - @rtomayko

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Signal vs Noise

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Next Steps

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Take a deep breath

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Easy to run tests

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More tests get wrien

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Or collaborate

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What's the state of the Pull Request?

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What has been happening on the Pull Request

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Your chatroom could be your oﬃce

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Use robots

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Use robots more

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How do things look?

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Don't bother me

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Keep Deploying. Keep Building. Do it Faster & Safer.

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Thank you! Brent Beer GitHub Trainer @brntbeer

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References: hps://hubot.github.com hps://github.com/shopify/dashing hps://github.com/graphite-project hps://github.com/etsy/statsd/ hps://developer.github.com/v3/ hps://github.com/collectd hps://developer.github.com/v3/ hps://circleci.com/ hps://travis-ci.org/ hps://github.com/github/janky