Firebase Crash Reporting in Android

Presentation from Google Launchpad Build Sub-Saharan Africa, Lagos. (https://events.withgoogle.com/launchpad-build-ssa/nigeria-lagos/)

Resources:
https://firebase.google.com/docs/crash/
https://github.com/segunfamisa/firebase-crash-demo
https://segunfamisa.com/posts/firebase-crash-reporting

Transcript

1. Firebase Crash
   Reporting in Android
   September, 2016
   Sub-Saharan Africa Series, Lagos
   

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2. Segun Famisa (SF)
   Software Engineer at Konga
   segunfamisa.com
   @segunfamisa
   +OluwasegunFamisa
   

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3. Outline
   1. What’s crash reporting? Why should I care?
   2. Why should I use Firebase Crash Reporting?
   3. How do I setup Firebase Crash Reporting?
   4. How do I report my first crash?
   5. Protips.
   

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4. What’s crash reporting?
   Why should I care?
   

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5. Why should you care about crash
   reporting?
   ● App release is NOT the
   end of the development
   lifecycle
   ● There will always be
   bugs
   ● Bad reviews
   ● Ratings matter
   Source: Wikimedia
   

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6. Why should you care about crash
   reporting?
   ● App release is NOT the
   end of your development
   lifecycle
   ● There will always be
   bugs
   ● Bad reviews
   ● Ratings matter
   Unless you’re this guy
   

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7. Why should you care about crash
   reporting?
   ● App release is NOT the
   end of your development
   lifecycle
   ● There will always be
   bugs
   ● Bad reviews
   ● Ratings matter
   Or this guy
   

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8. Why should you care about crash
   reporting?
   ● App release is NOT the
   end of your development
   lifecycle
   ● There will always be
   bugs
   ● Bad reviews
   ● Ratings matter
   Or Jon Skeet
   

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9. Why should you care about crash
   reporting?
   ● App release is NOT the
   end of your development
   lifecycle
   ● There will always be
   bugs
   ● Bad reviews
   ● Ratings matter
   You definitely don’t want this
   kind of reviews
   

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10. Why should you care about crash
    reporting?
    ● App release is NOT the
    end of your development
    lifecycle
    ● There will always be
    bugs
    ● Bad reviews
    ● Ratings matter
    

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11. Why should you care about crash
    reporting?
    ● App release is NOT the
    end of your development
    lifecycle
    ● There will always be
    bugs
    ● Bad reviews
    ● Ratings matter
    

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12. What crash reporting will do for
    you.
    ● Detect crashes & errors
    ● Detailed stack traces
    ● Fix errors
    ● Improve app quality
    ● Happy users
    Detect crashes &
    errors
    Improve app
    quality
    Happy users!
    

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13. Introducing Firebase
    Crash Reporting
    

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14. Firebase Crash Reporting
    First introduced at Google IO,
    2016 as part of the movement
    to create a unified app
    platform for mobile developers
    

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15. Firebase Crash Reporting
    Monitor fatal and non-fatal errors
    in your app
    

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16. Firebase Crash Reporting
    Integrate easily with analytics and
    other services in the Firebase
    suite
    

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17. Firebase Crash Reporting
    Crash reporting is Free & Easy to
    setup
    

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18. How do I setup Firebase
    crash reporting in
    Android?
    

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19. Requirements
    Android
    Studio
    >= 1.5
    Android Device running
    Play services >= 9.0
    

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20. 1. Create/import project to console
    a. Create/import
    b. Download config file
    2. Add Firebase to your app
    a. Add google-services
    classpath
    b. Apply google-services
    plugin
    3. Add Firebase crash reporting
    1. Create/import Project
    

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21. 1. Create/import Project
    1. Create/import project to console
    a. Create/import
    b. Download config file
    2. Add Firebase to your app
    a. Add google-services
    classpath
    b. Apply google-services
    plugin
    3. Add Firebase crash reporting
    

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22. 2. Add Firebase to your app
    1. Create/import project to console
    a. Create/import
    b. Download config file
    2. Add Firebase to your app
    a. Add google-services
    classpath
    b. Apply google-services
    plugin
    3. Add Firebase crash reporting
    Sample project: https://goo.gl/V8e7QQ
    

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23. 2. Add Firebase to your app
    1. Create/import project to console
    a. Create/import
    b. Download config file
    2. Add Firebase to your app
    a. Add google-services
    classpath
    b. Apply google-services
    plugin
    3. Add Firebase crash reporting
    Sample project: https://goo.gl/V8e7QQ
    

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24. 3. Add Firebase crash reporting
    1. Create/import project to console
    a. Create/import
    b. Download config file
    2. Add Firebase to your app
    a. Add google-services
    classpath
    b. Apply google-services
    plugin
    3. Add Firebase crash reporting
    Sample project: https://goo.gl/V8e7QQ
    

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25. How do I report my first
    crash?
    

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27. Report your first crash
    Errr. Nvm, Firebase does that for you. No
    need to write any code to do that
    

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28. What’s more?
    

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29. 1. Reporting non-fatal exceptions
    You can also report
    non-fatal/handled
    exceptions, for tracking
    purposes.
    

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30. 2. Custom logs
    Logs can be useful in
    determining what user actions
    led to a crash.
    Firebase does well to include
    that as part of the error.
    Firebase allows you to log to
    logcat or onto firebase
    directly
    

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31. 2. Custom logs
    

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32. 3. Error clusters
    Firebase groups
    errors in clusters,
    by similar stack
    traces and severity
    

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33. 4. Upload proguard mappings
    Firebase allows you
    upload your mappings.txt
    file to map proguarded
    crash logs.
    

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34. 5. Protip - Handling reporting
    for development & production.
    Little Problem.
    Firebase doesn’t allow you to enable or disable crash
    reporting.
    

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35. 5. Protip - Handling reporting
    for development & production.
    How to disable Firebase crash reporting for dev build?
    You can’t. For now.
    

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36. 5. Protip - Handling reporting
    for development & production.
    Here’s what you can do
    instead:
    Create dev and prod
    flavours for development
    and production builds.
    

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37. 5. Protip - Handling reporting
    for development & production.
    Create another app on the
    console for dev build.
    Add the
    google-services.json to
    the project
    app/src//google-services.json
    

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38. Firebase crash reporting is in
    beta
    Submit bug reports, or feature requests
    https://firebase.google.com/support/contact/bugs-features/
    

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39. Resources & references
    ● https://firebase.google.com/docs/crash/
    ● https://firebase.google.com/docs/crash/android
    ● https://segunfamisa.com/posts/firebase-crash-reporting
    (Plug)
    ● Firebase Android Tutorials playlist on YouTube
    ● Demo project:
    https://github.com/segunfamisa/firebase-crash-demo
    

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40. Thank you!
    Sub-Saharan Africa Series, Lagos
    segunfamisa.com
    @segunfamisa
    +OluwasegunFamisa
    

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