Initial implementation of the symbolizer server and flutter-symbolizer-bot

Symbolizer infrastructure is responsible for extracing information about
native Flutter Engine crashes from user reports and symbolizing
these crashes using archived artifacts from Cloud Storage.

flutter-symbolizer-bot is a wrapper around this infrastructure
listening to comments on Flutter repository issues and executing

Change-Id: Id1ec52ff570725e24d67b5cd6ff2db1a86b32c41
Commit-Queue: Vyacheslav Egorov <>
Reviewed-by: Martin Kustermann <>
93 files changed
tree: b86a182be347a371681b7e8544edf27371b265ac
  1. .firebaserc
  2. .gitignore
  7. appengine/
  8. common/
  9. current_results/
  10. current_results_ui/
  11. firebase.json
  12. functions/
  13. github-label-notifier/
  14. results_feed/


Tools used by Dart's continuous integration (CI) testing infrastructure.

The repository is based at It is mirrored to Do not land pull requests on Github.

Results Feed

The results feed is an angular Dart application that displays changed results from the CI and from CQ runs (tryjobs). The code is in the results_feed directory. It is deployed to, using Firebase hosting.

Cloud functions

The automated testing of Dart on the CI and CQ publishes results to Cloud Pubsub, and cloud functions triggered by those Pubsub messages process the data and store it in Firestore. These functions are located in the functions directory, and are deployed on the dart-ci Google Cloud project.

Github Label Notifier

Internal users get automatic notifications of new GitHub issues created in certain repositories, by subscribing to issue labels on those repositories. This tool provides a UI for internal users to subscribe to their chosen issue labels. That UI is hosted at It also defines cloud functions that are triggered by GitHub webhooks and use the issue label subscriptions to send email notifications using SendGrid.