Update treadmill-ci.yml

.github/workflows/treadmill-ci.yml

@@ -21,43 +21,23 @@ name: treadmill-ci
 env:
   TERM: xterm # Makes tput work in actions output
 
-# Controls when the action will run. Triggers the workflow on pull request and
-# merge group checks:
-#
-# KEEP IN SYNC WITH `environment:` ATTRIBUTE BELOW:
 on:
-  push:
-    branches:
-      - master
-      - dev/tock-hardware-ci
-  # Pull requests from forks will not have access to the required GitHub API
-  # secrets below, even if they are using an appropriate deployment environment
-  # and the workflow runs have been approved according to this environment's
-  # rules. We don't know whether this is a bug on GitHub's end or deliberate.
-  # Either way, for now we disable this workflow to run on PRs until we have
-  # an API proxy that securely performs these GitHub API calls (adding runners
-  # and starting Treadmill jobs with those runner registration tokens), which
-  # allows this workflow to run without access to repository secrets.
-  #pull_request:
-  merge_group: # Run CI for the GitHub merge queue
-
-permissions:
-  contents: read
+  workflow_call:
+    inputs:
+      environment:
+        required: true
+        type: string
+      repository:
+        required: true
+        type: string
 
 jobs:
   test-prepare:
     runs-on: ubuntu-latest
 
     # Do not run job on forks, as they will not have the correct environment set up
-    if: github.repository == 'tock/tock-hardware-ci'
-
-    # This provides access to the secrets required below:
-    # - for `treadmill-ci`: after approval by certain persons or GH teams
-    # - for `treadmill-ci-merged`: without approval, on merge queue branches
-    #   and the master branch
-    #
-    # KEEP IN SYNC WITH `on:` EVENTS ABOVE:
-    environment: ${{ github.event_name == 'pull_request' && 'treadmill-ci' || 'treadmill-ci-merged' }}
+    if: github.repository == inputs.repository
+    environment: ${{ inputs.environment }}
 
     outputs:
       tml-job-ids: ${{ steps.treadmill-job-launch.outputs.tml-job-ids }}