Mini-Heroku "Dokku"

It is about private PaaS "Dokku"!

Transcript

1. Mini-Heroku "Dokku"
   Japanese: @zyunnosuke
   English: @morizyune
   

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2. By the way...
   • ᪁ޱίϤϷ΅ίϤϷͶͧ΁ᵞӾͭ͵͚
   • Heroku ΅ git πϫЀϖͽϔϤϺα͢ͽͣͼ䮭
   

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3. Heroku ΄僻ාᇇ΄ϔϮϷϐϕ
   • US/UK΁ͭ͡ςЄϝ͢僻͚ => ॡଘ၇ཞෙ΁200-300ms
   ֖ϹφϪЀφ͢͡͡Ρ
   • 30ړզӤίμψφͭ΀͚;φϷЄϤᇫ䙪΁΀Ρ (ࢧ᭿ᒽ
   ͘Π)
   • 僻ාͶ; PostgreSQL ΁1ӡϹπЄϖզӤጭ梍ͽͣ΀͚
   (ࢧ᭿ᒽ͘Π)
   • cronጱ΀㳌ቘΨͯΡ͵Η΁΅㳨΄ workerϤϺψφ Ψ㵕
   ͯ͡஠ᥝ͘͢Ρ
   

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4. About "Dokku"
   • πЀψϤϕ΅̿Docker powered mini-Heroku in
   around 100 lines of Bash̀
   • Heroku;֒͵build΄՛奲Εͽ̵Ruby̵Java̵
   Scala̵Go̵DockerᒵϔϤϺαͽͣΡ
   • ubuntu 14.04 ΁ 2πϫЀϖͽαЀφϕЄϸͽͣΔͯ
   $ wget https://raw.githubusercontent.com/dokku/
   dokku/v0.7.2/bootstrap.sh
   $ sudo DOKKU_TAG=v0.7.2 bash bootstrap.sh
   

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5. Dokku Architecture
   • nginx
   • Docker
   • git (docker image repository)
   • buildstep(buildpack emulates Heroku build)
   • bash script
   git push => buildpack => ίϤϷ΄containerΨ
   build => nginx 奺ኧͽweb΁ل樄
   

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6. Deploy Flow (1)
   • on your Dokku host:
   # Create the app
   dokku apps:create ruby-rails-sample
   # Plugin installation requires root, hence the user change
   sudo dokku plugin:install https://github.com/dokku/dokku-
   postgres.git
   # Create a postgres service with the name rails-database
   dokku postgres:create rails-database
   # Linking backing services to applications
   dokku postgres:link rails-database ruby-rails-sample
   

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7. Deploy Flow (2)
   • From your local machine:
   # get command line tool(like herokutoolbelt)
   gem install dokku-cli
   # get Heroku Ruby on Rails example app
   git clone git@github.com:heroku/ruby-rails-sample.git
   # Add remote repository to git
   git remote add dokku dokku@dokku.me:ruby-rails-sample
   # Set secret key
   bundle exec rake secret
   dokku config:set SECRET_KEY_BASE=xxx
   # Deploy the app (Zero downtime)
   git push dokku master
   

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8. Sample application
   • https://workshop.morizyun.com
   • ܎ଙͥΟ͚晁አͭͼय़ͣ΀ϕ϶ϣϸ僻ͭ
   

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9. Many Plugins
   • Elasticsearch̵PostgreSQL̵https䌏䖕̵ϦЄτϐμ扯戣;͡
   

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10. Digital Ocean
    • $25 Coupon - http://www.newcoupons.info/
    digitalocean-free-25usd-credit/
    

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11. Dokku ϔϮϷϐϕ
    • μ϶φό䯤౮΅ͽͣ΀͚(๜ኾςЄϠφ΁΅㷗ͭͳ͜)
    • ςЄϝ͢஠ᥝ(͠ᰂ͢͡͡Ρ)
    • Heroku΄Ξ͜΁ϮЀϓπφϕ͢ωϺ;΅͚͡΀͚
    • ͵Δ΁ Ruby ΄ DLͽε϶Є͢ڊΡ(厏ह䄜හ
    CURL_TIMEOUT, CURL_CONNECT_TIMEOUT Ψ晒ଶ΁槱ͥ)
    'curl -L --fail --retry 3 --retry-delay 1 --connect-timeout 3 --max-
    time 30 https://s3-external-1.amazonaws.com/heroku-buildpack-ruby/
    cedar-14/ruby-2.3.1.tgz -s -o - | tar zxf -
    

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12. ͚ͩ͜͜ίϤϷ͢ݻ͚ͼ͚Ρ
    • cron;͡ΨϥϠЄ΁ֵ͚͵̶͚ϔЄόᰁ͘͢Ρ
    ᑕଶग़͚
    • Ϥ϶αϦЄϕϚϐϕϼЄμٖ΄PaaS;ͭͼֵ͚
    ͵͚
    • 樄咲Ӿ΄ branch ΄嘦扯አ;ͭͼֵ͚͵͚
    

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13. Let's try!!
    • Ubuntu ΄厏ह䯤塈ಋ殼
    • http://blog.morizyun.com/posts/dokku-isntall-vultr-pass-mini-heroku
    • Digital Ocean Ύ΄ϔϤϺα
    • http://morizyun.github.io/blog/dokku-postgresql-rails-digital-ocean/
    • Cron ΄ֵ͚ො
    • https://blog.morizyun.com/posts/dokku-cron-etire-exist-containt-
    docker-schedule
    

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