From c65bdfafda2f7485e544c9aac3d3e629473baee6 Mon Sep 17 00:00:00 2001
From: "Thiago Marcos P. Santos" <tmpsantos@gmail.com>
Date: Wed, 4 Mar 2020 11:53:01 +0200
Subject: [build] Trigger the downstream CI and get the status back

Allows triggering a pipeline at any other repository
passing parameters.
---
 circle.yml                            | 20 ++++++++++
 scripts/ci-circleci-start-pipeline.py | 71 +++++++++++++++++++++++++++++++++++
 2 files changed, 91 insertions(+)
 create mode 100755 scripts/ci-circleci-start-pipeline.py

diff --git a/circle.yml b/circle.yml
index deebba1aa1..493d29a8b0 100644
--- a/circle.yml
+++ b/circle.yml
@@ -33,6 +33,15 @@ workflows:
             - linux-gcc8-release
             - macos-xcode11-release
             - ios-render-test-runner
+      - trigger-pipeline:
+          requires:
+            - android-render-test-runner
+            - ios-render-test-runner
+            - linux-clang8-release
+            - linux-gcc8-release
+            - macos-xcode11-release
+          name: mapboxci-internal
+          slug: mapbox/mapbox-gl-native-internal
       - build-template:
           name: android-armeabi-v7a-release
           executor_name: ubuntu-disco
@@ -631,6 +640,17 @@ jobs:
             metricsResult=$(gsutil ls -d gs://test-lab-186672a0qp5bq-ycr70axads3nc/render-test-app-${CIRCLE_BUILD_NUM}/*/*/sdcard/baselines/*) || true
             gsutil -m cp -r $metricsResult metrics/android-render-test-runner/ || true
       - save
+  trigger-pipeline:
+    executor: ubuntu-disco
+    parameters:
+      slug:
+        type: string
+    steps:
+      - checkout
+      - run:
+          name: Trigger Pipeline
+          command: |
+              scripts/ci-circleci-start-pipeline.py --target-slug << parameters.slug >>
   sanity-checks:
     executor: ubuntu-disco
     steps:
diff --git a/scripts/ci-circleci-start-pipeline.py b/scripts/ci-circleci-start-pipeline.py
new file mode 100755
index 0000000000..a7aa0f49ad
--- /dev/null
+++ b/scripts/ci-circleci-start-pipeline.py
@@ -0,0 +1,71 @@
+#!/usr/bin/env python3
+
+# Implements https://circleci.com/docs/api/v2/#trigger-a-new-pipeline
+
+import argparse
+import os
+import requests
+import sys
+
+
+def TriggerPiperline(slug, token, branch, params):
+    url = "https://circleci.com/api/v2/project/github/%s/pipeline" % (slug)
+
+    headers = {
+        "Content-Type": "application/json",
+        "Accept": "application/json",
+    }
+
+    data = {
+        "parameters": params
+    }
+
+    if branch:
+        data["branch"] = branch
+
+    r = requests.post(url, auth=(token, ""), headers=headers, json=data)
+
+    if r.status_code != 201:
+        print("Error triggering the CircleCI: %s." % r.json()["message"])
+        sys.exit(1)
+
+
+def Main():
+    token = os.getenv("CIRCLE_API_TOKEN")
+    hash = os.getenv("CIRCLE_SHA1", default="1234567890")
+    username = os.getenv("CIRCLE_PROJECT_USERNAME", default="username")
+    project = os.getenv("CIRCLE_PROJECT_REPONAME", default="repository")
+
+    parser = argparse.ArgumentParser(
+        description="Creates CircleCI jobs and waits for the result.")
+
+    parser.add_argument("--token", default=token,
+            help="CircleCI token, otherwise environment CIRCLE_API_TOKEN.")
+    parser.add_argument("--origin-slug", default="mapbox/mapbox-gl-native",
+            help="Origin repository, otherwise CIRCLE_PROJECT_USERNAME/CIRCLE_PROJECT_REPONAME.")
+    parser.add_argument("--target-slug", default="".join((username, '/', project)),
+            help="Repository to trigger the pipeline, example: mapbox/mapbox-gl-native-internal.")
+    parser.add_argument("--hash", default=hash,
+            help="Commit git hash that triggered the pipeline, otherwise environment CIRCLE_SHA1.")
+    parser.add_argument("--branch",
+            help="Build a specific branch, otherwise it will build the default branch.")
+
+    args = parser.parse_args()
+
+    if not args.token:
+        print("CircleCI token not set. Use --token or set CIRCLE_API_TOKEN.")
+        sys.exit(1)
+
+    params = {
+        "mapbox_upstream": True,
+        "mapbox_slug": args.origin_slug,
+        "mapbox_hash": args.hash
+    }
+
+    TriggerPiperline(args.target_slug, args.token, args.branch, params)
+
+    return 0
+
+
+if __name__ == "__main__":
+    Main()
-- 
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