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ci/orchestrator/README.md
T
ozan e96c7c5bf1 feat: CI orchestrator — Lambda dispatch + Fargate routing + cancel
dispatch: receives Gitea webhook, routes by runs-on label to Fargate
  tasks (go/node/docker/godot) or Lambda executor (deploy).
  Path filter evaluation, DynamoDB run tracking, cancel via StopTask.
exec: lightweight Lambda for deploy-only jobs (S3 sync, ECS update).
SAM template: API Gateway + 2 Lambdas + DynamoDB + cleanup cron.
2026-05-22 18:47:47 +01:00

1.5 KiB

tinqs/ci orchestrator

Lambda-based CI dispatcher for Tinqs Studio. Receives Gitea webhooks and routes jobs to the right execution environment.

Architecture

Gitea push webhook
       │
       ▼
  API Gateway POST /webhook
       │
       ▼
  ci-dispatch Lambda
       │
       ├── runs-on: go/node/docker/godot
       │     → Start Fargate task with matching image
       │     → Track in DynamoDB for cancel
       │
       ├── runs-on: deploy
       │     → Invoke ci-exec Lambda directly
       │
       └── runs-on: host
             → Skip (handled by registered runner)

Deploy

Requires: AWS SAM CLI, AWS credentials, Gitea token.

# First time (interactive)
GITEA_TOKEN=xxx make deploy-guided

# Subsequent deploys
GITEA_TOKEN=xxx SUBNETS=subnet-abc,subnet-def SECURITY_GROUP=sg-xxx make deploy

After deploy, configure the webhook URL as a Gitea system webhook:

  • URL: https://<api-id>.execute-api.eu-west-1.amazonaws.com/prod/webhook
  • Method: POST
  • Content type: application/json
  • Events: Push, Workflow Job (for cancel)

Cancel support

When a user cancels a job in the Gitea UI, the workflow_job webhook fires with action: cancelled. The dispatcher looks up the Fargate task ARN in DynamoDB and calls ecs:StopTask.

A cleanup cron (every 5 min) also kills Fargate tasks that have been running longer than 30 minutes.

Local testing

make build
make test-local  # requires SAM CLI + Docker