Why Startups Need Automated Infrastructures Adam Jacob Senior Partner HJK Solutions adam@hjksolutions. com 3/17/2018 1
Overview • • • What is an “Automated Infrastructure”? Why is it so important? Monkey. News - A Case Study Review Q&A
Disclaimer • These are the tools we use • They are not the only tools • They may or may not be the right tools for how you work or think Symbol From IIT Bombay
What is an “Automated Infrastructure”? 3/17/2018 4
Automated ”…a process which may once have been performed manually but has been altered in some way which allows a machine or computer to either wholly or partially manipulate the process to save time”
Infrastructure “Infrastructure is generally a set of interconnected structural elements that provide the framework supporting an entire structure”
Automated Infrastructure “Having the basic services necessary for your business to operate largely without the aid of a keeper. ”
Why is it so important? 3/17/2018 8
To your Operations Staff • • Mitigates some failures They want to be lazy Repetition leads to burnout They want to say “Yes”
For Startups • • • Time Efficiency Scalability Economics Flexibility
The Jesse Robbins (mis)Quote “Operations is the act of extracting value from your resources. ”
Monkey. News - A Case Study All the hottest Monkey news, as selected by your monkey-loving peers! Courtesy National Geographic 3/17/2018 12
What is Monkey. News • Small Startup • “Like Digg, only about Monkeys” • Going to sell Advertising as a revenue model
Monkey. News on Launch Day
Steps to Launch
Steps to Launch - OS Install Manual • Install each system by hand • 1 hour per system
Steps to Launch - OS Install Automated • Ops 1 prod built manually – 1 hour • Automated install system (PXE) • EC 2, Cloud
Steps to Launch - OS Install
Steps to Launch - DNS Manual • Update each machine in /etc/hosts Automated • Install a DNS Server • Use a service provider
Steps to Launch - Server Inventory Manual • Use a wiki Automated • Use i. Classify • Roll your own
Steps to Launch - Identity Management Manual • Add each user everywhere Automated • Use LDAP or AD
Steps to Launch - Version Control An Easy One • You must use version control Symbol From IIT Bombay
Steps to Launch Configuration Management Manual • Version Control • Wiki Check in copies of config files Try and keep a record of what you have done
Steps to Launch Configuration Management Automated • Puppet • Cfengine • Bcfg 2 Infrastructure as Code
Puppet Example - sudo
Puppet Example - sudo
Steps to Launch Configuration Management Automation is Key • 50+ Different Applications • ad, apache 2, apt-proxy, beaver, build-essential, capistrano, yum, apt, djbdns, emacs, erubis, rubygems, iclassify, imagemagick, iptables, java, logrotate, man, maradns, memcached, mongrel-runit, munin, mysql, nagios, nscd, ntp, openldap, openssh, perlbal, php, postfix, postgresql, puppet, rails, resolver, rsync, ruby, runit, sqlite, subversion, sudo, trac, zsh • Why repeat yourself?
Steps to Launch - Monitoring Manual • Add each server by hand Automated • Use your System Inventory and Configuration Management Tools
Steps to Launch - Trending Manual • Add each server and graph by hand Automated • Use your System Inventory and Configuration Management Tools
Steps to Launch - Email Another Easy One • Every server must be able to send email locally. Symbol From IIT Bombay
Steps to Launch - Application Deployment • • Manual Update the application by hand Automated Use Capistrano Roll your own Integrate with System Inventory
Launch Day
Tech Crunched! Symptoms • Monitors alert • Trending shows the traffic spike • Your RSS reader has the culprit
Tech Crunched! - EC 2 • Launch more capacity. • Two minutes later, they are up
Tech Crunched! - i. Classify • Classify the Servers
Tech Crunched! - Puppet • Puppet applies the class that matches the tag:
Tech Crunched! - Deploy • Deploy your application! • “cap -S env=prod deploy” • One command.
Tech Crunched! - Post Mortem • • Total Time: ~5 - 10 minutes 4 steps total! We doubled capacity No configuration during the issue at all
New Hire • Issue Monkey. News hires a new engineer Resolution • Add the user to LDAP • Add the right group privileges
Add SSL Support • Issue Monkey. News has started taking micropayments (for bananas) Resolution • Update Apache Virtual Host in your Configuration Management • Add the SSL Certificates to Configuration Management • < 10 minutes from start to finish
Review 3/17/2018 41
Review • Automated Infrastructure means: – “Having the basic services necessary for your business to operate largely without the aid of a keeper. ” • Automated Infrastructure – – – Saves time Increases efficiency Allows for scalability Reduces economic impact Improves flexibility
HJK does this for a living. But you can ask me how to do it for free. : ) Adam Jacob +1 (206) 508 -4759 adam@hjksolutions. com 3/17/2018 43
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