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Devops For
Developers
@ BENELUX 2016
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About Me
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About Me
Michael
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About Me
@mheap
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About Me
DataSift
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What is devops?
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No, but seriously
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Today
C
A
M
S
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Today
Culture
A
M
S
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Today
Culture
Automation
M
S
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Today
Culture
Automation
Measurement
S
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Today
Culture
Automation
Measurement
Sharing
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Who are you?
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All about
CULTURE
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It takes investment
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https://www.youtube.com/watch?v=SL9FEDaXutE
Jeremy Quinton
PHPUK
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Automation
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Shell Scripts
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imp -vvv -S -t 1000 -d 8912 /path/to/$(date %s)
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import_latest_stock_update.sh
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Build Servers
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Not just for tests
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Packaging
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QA
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PHPCS
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PHPMD
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Automation Servers
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Configuration
Management
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Manual Installation
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Snowflake Servers
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Documentation
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Living Documentation
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Possible Tools
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Testing
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Automation = Testing Required
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Critical Paths, Black Boxes
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ServerSpec
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Deployment
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Tests
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Auto Deploy
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Smoke Tests
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Continuous Deployment
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Continuous Delivery
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Deployment
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Automation
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Measurement
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Visibility
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Graphite
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Outliers
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Fix Things
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Measurement
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Sharing
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What works? What doesn’t?
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War stories
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Help each other
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Sharing
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Culture
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Share in the successes
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Share in the successes
… and the failures
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Not a blame game
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Imagine this
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We’re half way!
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We’re half way!
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The real world
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Full Stack
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Collaboration
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Devs own projects
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Ops own infrastructure
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Collaboration
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Pragmatism
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Being Devops
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SSH
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SSH Keys
SSH Forwarding
No password authentication
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Configuration
Management
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Puppet
Chef
Ansible
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package { 'apache2':
ensure => 'installed',
}
package ‘apache2’
- apt: name=apache2 state=installed
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file { ‘foo.conf’:
path => ‘/etc/foo.conf’,
ensure => file,
source => “puppet:///modules/
foo/foo-example.conf”,
}
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cookbook_file ‘/etc/foo.conf’ do
source ‘foo-example.conf’
end
- copy: src=foo-example.conf dest=/
etc/foo.conf
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Paths
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/home
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/home
User Files
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/etc
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/etc
Configuration
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/usr/bin
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/usr/local/bin
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/usr/local/bin
Binary Programs
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/var/log
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/var/log
Yep, logs!
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/opt
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/opt
Everything!
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/opt/php7/etc/
/opt/php7/var/
/opt/php7/usr/bin
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Permissions
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-rwxrwxrwx
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0777
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Read = 4
Write = 2
Execute = 1
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UGW
User, Group World
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0777
Open to the world
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0750
Writable by owner
Executable by group
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0640
Writable by owner
Readable by group
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0644
Writable by owner
Readable by world
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Binaries
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Getting Started
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Vagrant
Amazon AWS
LowEndBox
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Deploy Something
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Avoid
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Run as root
chmod 0777
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What Else?
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Build Systems
Jenkins
Travis
Bamboo
GoCD
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User Management
Users
Groups
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Libraries
Compiled in
Shared Objects (.so files)
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Web
VHosts
SSL (Certs + Termination)
nginx/Apache
PHP-FPM
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Databases
Backup strategies
InnoDB settings.
Indices
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Even More
Varnish
Networking
Monitoring/Alerting
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Sky = Limit
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Summary
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Culture
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Automation
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Measurement
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Sharing
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Any Questions?
https://joind.in/talk/bc8bc
@mheap