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Automation Automation Automation
Michael Heap (@mheap)
Presented at PHPScotland, Oct 2016
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Me!
I’m Michael
I’m @mheap
Infrastructure at digi.me
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Automation
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1. What is automation?
2. A step by step guide to automation
3. Making it institutionalised
4. Thinking outside the box
5. I'm convinced! Let's automate
6. Useful tools
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0. XKCD
1. What is automation?
2. A step by step guide to automation
3. Making it institutionalised
4. Thinking outside the box
5. I'm convinced! Let's automate
6. Useful tools
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No content
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1. What is automation?
2. A step by step guide to automation
3. Making it institutionalised
4. Thinking outside the box
5. I'm convinced! Let's automate
6. Useful tools
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What is automation?
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./scr_u -v -S 1024 -t -d /tmp
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./generate_stock_update.sh
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What is automation?
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Why Automate?
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#1 Reason
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#1 Reason
People...
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#1 Reason
People...
Have good intentions, but no time
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#1 Reason
People...
Have good intentions, but no time
Don't write tests
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#1 Reason
People...
Have good intentions, but no time
Don't write tests
Don't run tests
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#1 Reason
People...
Have good intentions, but no time
Don't write tests
Don't run tests
Don't write/read documentation
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#1 Reason
People...
Have good intentions, but no time
Don't write tests
Don't run tests
Don't write/read documentation
Are not deterministic
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What other reasons?
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Make money with
less effort
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Your company wants
less overhead
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Spend more
time with
partner / kids /
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Spend more
time with
partner / kids /
Civilization 6
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Automation
is about...
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Fear
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Fear costs £££
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Fear makes people
reckless
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Fear leads to
bad decisions
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Fear leads to
bad productivity
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Automation
isn't about being
lazy
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Automation
is about being
efficient
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So, we should
automate
everything right?
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No
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Feel the pain
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Security upgrades
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Anything you
need to see
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What should
we automate?
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Everything else
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Deployments
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Reporting
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CRUD
Generation
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Anything
&
Everything
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Arguments
against
automation
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“Our system is too
complicated to automate”
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“We don't have time
to automate”
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1. What is automation?
2. A step by step guide to automation
3. Making it institutionalised
4. Thinking outside the box
5. I'm convinced! Let's automate
6. Useful tools
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When should
we automate?
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No content
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A step by
step guide
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Do it by hand
(make notes)
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Automate the
first part
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Automate the
second part
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All automated
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Run unattended
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That's all
5 steps
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What to automate
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Start small
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Start with the whining
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“Deploying is too hard”
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$ git checkout staging
$ git pull origin staging
$ git merge feature/new-awesomeness
$ git push origin staging
$ cap staging deploy:full
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Ignore it?
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$ deploy-staging feature/new-awesomeness
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$ git checkout staging
$ git pull origin staging
$ git merge feature/new-awesomeness
$ git push origin staging
$ cap staging deploy:full
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$ deploy-staging feature/new-awesomeness
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Start with the whining
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1. What is automation?
2. A step by step guide to automation
3. Making it institutionalised
4. Thinking outside the box
5. I'm convinced! Let's automate
6. Useful tools
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Centralised
automation
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Enter CI!
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Code changes
=> Run tests
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Code changes
=> Compile Assets
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Assets Change
=> Publish to CDN
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New servers
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Report generation
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Not just for builds
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CI == Automation
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Continuous
Integration
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Centralised
Information
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Public
Information
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1. What is automation?
2. A step by step guide to automation
3. Making it institutionalised
4. Thinking outside the box
5. I'm convinced! Let's automate
6. Useful tools
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Us
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Us
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Docblocks
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Generators
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Bootstrapping
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Composer
packages
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Us
The box
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Crazy ideas
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DEMO TIME
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1. What is automation?
2. A step by step guide to automation
3. Making it institutionalised
4. Thinking outside the box
5. I'm convinced! Let's automate
6. Useful tools
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Business buy in
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It's hard work
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Quick wins
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Keep it quick
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Developer buy in
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Automation is debt
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Error handling
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Idempotency
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Build on the
shoulders of giants
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Triggering actions
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Visibility
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Slack
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1. What is automation?
2. A step by step guide to automation
3. Making it institutionalised
4. Thinking outside the box
5. I'm convinced! Let's automate
6. Useful tools
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Available tools
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Vagrant/Virtualbox
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Openstack
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Puppet
Chef
Ansible
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IDEs
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Doctrine Migrations
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Jenkins / GoCD
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Amazon AWS
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Terraform
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Consul
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Bash / Python / Other
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Slack
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Final considerations
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Manual tasks
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Security
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Pipelines
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Implementation
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Recommended
starting point
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In summary
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Non-programmers don’t trust computers
to do something they can do
Programmers don’t trust themselves to do
something that a computer can do
- @djcoreynolan
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Thanks!
I’ve been @mheap, you’ve been awesome.
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