ChatOps with Hubot Lorna Mitchell, October 2015

Think of DevOps

This is ChatOps

ChatOps Puts the "S" in CAMS A Culture of Automation, Measurement and Sharing

ChatOps Brings the automation into the conversation. Team is in channel; information needs to be there too

Choose Your Bot • Lita (ruby) https://www.lita.io/ • Err (python) http://errbot.net/ • Hubot (coffeescript) https://hubot.github.com/

Hubot "Friendly chat robot from GitHub" • Shared plugins • Good community

Supported Channels • Slack • Campfire • Hipchat • IRC • Shell • ... pluggable adapters

Installation Very easy install via yeoman: https://hubot.github.com/docs/ Bonus blog post: http://lrnja.net/1KugmaC Then: ./bin/hubot

Meet Hugh Hugh is a hubot. Here, I'm running: • IRC server: miniircd https://github.com/jrosdahl/miniircd • IRC client: irssi http://irssi.org/

Simply Deployable Designed to run on Heroku, easy to run elsewhere • Get Heroku toolchain • heroku create • Set environment variables • Configure Procfile • git push heroku master

Many Plugins Search for "hubot [thing]" on https://www.npmjs.com/ Install and add to list in external-scripts.json Or add your own code to scripts/

Plugins Very easy scripting, make a scripts/*.coffee file and export a function: module.exports = (robot) -> # your code here

Plugins Simple plugin: use cron to do a timed feature Also: happy hour, standup meetings

Plugin Code ROOM = process.env.HUBOT_TIMESHEET_REMINDER_ROOM cronJob = require('cron').CronJob module.exports = (robot) -> doReminder = -> robot.messageRoom(ROOM, "This is a polite reminder. Fill in your timesheets for the week, please"); job = new cronJob("0 0 17 * * 5", doReminder, null, true) https://github.com/lornajane/hubot-timesheet-reminder

Managing Plugins

robot.respond rules = [ "1. A robot may not injure a human being or, through inaction, allow a hu "2. A robot must obey any orders given to it by human beings, except wher "3. A robot must protect its own existence as long as such protection doe ] module.exports = (robot) -> robot.respond /(what are )?the (three |3 )?(rules|laws)/i, (msg) -> text = msg.message.text msg.send rules.join('\n')

robot.hear quotes = [ "Life! Don't talk to me about life", "Life, loathe it or ignore it, you can't like it", "Life's bad enough as it is without wanting to invent any more of it", "Funny, how just when you think life can't possibly get any worse it sudd ] module.exports = (robot) -> robot.hear /(.*)(life)(.*)/i, (msg) -> msg.send msg.random quotes

Webhooks Collate events from all tools into your chat rooms Alerts from: • monitoring/logs • commits • issues/pull requests • deploys

Webhooks

Webhooks In Practice

Webhooks In Practice

Webhooks In Practice

Webhooks In Practice

Developing for Webhooks To test webhooks on a dev platform, try ngrok (https://ngrok.com/) Secure tunnel to a port on your machine, with: • ability to inspect traffic • option to replay (rather than having to retrigger)

API Calls Command your bot

Team Relations • Thanks plugin • Karma • Ship It • The Rules

ChatOps in Teams Unsolicited advice from me: • Works for open source and commercial teams • Build on existing plugins • Don't take it too seriously

ChatOps in Teams Unsolicited advice from me: • Works for open source and commercial teams • Build on existing plugins • Don't take it too seriously • Never ask permission

Thanks!