Attempt to auto-generate GitHub release notes in CircleCI

Author: jamesmortensen

.circleci/config.yml

@@ -168,7 +168,11 @@ jobs:
           echo 'export BRANCH=4.1.3' >> $BASH_ENV     # find a better place to control this.
           source $BASH_ENV
           echo BRANCH="$BRANCH"
-          
+          echo "Generate release notes"
+          apt-get update -y && apt-get install python3-venv
+          go get github.com/github-release/github-release
+          export GITHUB_TOKEN=$(sh get-access-token.sh | tail -n 1)
+          GITHUB_USER=seleniumhq-community GITHUB_REPO=docker-seleniarm ~/go/bin/github-release release --tag seleniarm-v4.1.3-20220409 --name seleniarm-v4.1.3-20220409 --description "Test Test"
       - run: |
           echo "Check if branch is deployable (contains [deploy] in commit msg on $DEPLOY_BRANCH"
           echo "Job name = " $CIRCLE_JOB

get-access-token.py

@@ -0,0 +1,32 @@
+import time
+from cryptography.hazmat.backends import default_backend
+import jwt
+import os
+import requests
+import logging
+
+github_app_id = os.environ.get('GITHUB_APP_ID')
+github_installation_id = os.environ.get('GITHUB_INSTALLATION_ID')
+private_key = os.environ.get('GITHUB_APP_PEM')
+private_key = private_key.replace("\\n", "\n")
+
+
+time_since_epoch_in_seconds = int(time.time())
+    
+payload = {
+  # issued at time
+  'iat': time_since_epoch_in_seconds,
+  # JWT expiration time (10 minute maximum)
+  'exp': time_since_epoch_in_seconds + (10 * 60),
+  # GitHub App's identifier
+  'iss': github_app_id
+}
+
+actual_jwt = jwt.encode(payload, private_key, algorithm='RS256')
+
+headers = {"Authorization": "Bearer " + actual_jwt,
+           "Accept": "application/vnd.github.v3+json"}
+
+resp = requests.post('https://api.github.com/app/installations/' + github_installation_id + '/access_tokens', headers=headers)
+
+print(resp.json()['token'])

get-access-token.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+python3 -m venv release_sandbox
+. release_sandbox/bin/activate
+if [ -z "$VIRTUAL_ENV" ]; then
+	echo "Virtual environment not activated."
+	exit 1
+fi
+
+pip3 install cryptography
+pip3 install requests
+pip3 install PyJWT
+
+GITHUB_APP_ID=$SELENIARM_GITHUB_APP_ID
+GITHUB_INSTALLATION_ID=$SELENIARM_GITHUB_INSTALLATION_ID 
+GITHUB_APP_PEM="$SELENIARM_GITHUB_APP_PEM" 
+
+python3 get-access-token.py