Such Great Heights, Code BEAM Lite, Amsterdam 2018

Transcript

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   Such great heights @sasajuric aircloak.com

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   None
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   sensitive data Aircloak analyst query non sensitive result

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   aircloak air cloak central common integration_test ...

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   dev flow pull request based mandatory code review mandatory tests

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   outgrowing Travis CI long build times flakiness low throughput

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   solution self-hosting

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   custom CI simpler for a small problem flexible no additional

   knowledge required
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   aircloak air cloak central common integration_test ci ...

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    None
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    GitHub poller GitHub poll list of branches and PRs

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    aircloak_ci GitHub poller builds branch x pull request y

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    pull request x air cloak …

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    changed component tested components air air integration_test ci ci common

    everything
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    report success build components await approval report mergeability

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    if not merge_conflict?(build_state) and tests_passed?(build_state) and pr_approved?(build_state) do: report_mergeable(build_state)

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    Github.comment_on_issue( build_state, "Pull request can be merged #{AircloakCI.Emoji.happy()}" ) Github.put_status_check_state(

    build_state, "continuous-integration/aircloak/mergeable", "pull request can be merged", :success )
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    None
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    %{ compile: [ "mix deps.get", "mix compile" ], test: [

    "mix test", "mix dialyze", "mix format --check-formatted" ] }
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    test_test = # ... test_dev = # ... test_prod =

    # ... %{ compile: # ..., test: [test_test, test_dev, test_prod] }
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    # sequence of commands [ "mix deps.get", "mix compile" ]

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    # also a sequence {:sequence, [ "mix deps.get", "mix compile"

    ]}
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    # independent commands {:parallel, [ "mix format --check-formatted", "mix test",

    "mix dialyze", ]}
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    {:sequence, [ "command a", {:parallel, [ "command b", {:sequence, [

    "command c", "command d" ]}, "command e" ]}, "command f" ]}
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    command a command b command c command e command d

    command f
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    component command 1 command 2 …

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    build component 1 component 2 …

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    builds build 1 build 2 …

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    not open-source (yet!)

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    None
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    uniformity simpler development simpler testing simpler deployment simpler maintenance improved

    collaboration
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    technical feature built-in options services GenServer, Task service manager Supervisor

    service registry Registry k-v ETS, Mnesia web server Phoenix, Plug, Cowboy periodical jobs :timer, Quantum, Periodic load regulation Jobs, Safetyvalve, Sbroker concurrent flows Flow, GenStage
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    distributed systems persistence partial deployment

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    They will see us waving from such great heights Come

    down now, they'll say But everything looks perfect from far away Come down now, but we'll stay The Postal Service
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    40% off at manning.com with code ctwcodebeamamsterdam18 links: bit.ly/such-great-heights-amsterdam2018