add script to redirect issues from datadog-agent (#27)

.github/workflows/redirect_issues.yml

@@ -0,0 +1,20 @@
+name: redirect
+
+on:
+  schedule:
+    - cron: "0 12 * * *"
+
+  workflow_dispatch: # should be deleted after manual test
+
+jobs:
+  redirect-issues:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Ping on slack issues related to serverless in the datadog-agent repo
+        env:
+          GH_TOKEN: ${{ secrets.GH_TOKEN }}
+          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}
+        run: ./scripts/redirect_issues.sh

scripts/redirect_issues.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+set -euo pipefail
+IFS=$'\n\t'
+# Retrieve all issues from a repo
+
+yesterday=$(date --iso-8601=seconds --date="yesterday")
+
+GH_REPO_OWNER="DataDog"
+GH_REPO="datadog-agent"
+GH_URL="https://api.github.com/repos/$GH_REPO_OWNER/$GH_REPO/issues?since=$yesterday"
+
+SLACK_CHANNEL="#serverless"
+
+KEYWORDS="lambda|serverless|extension|layer"
+
+response=$(curl -H "Authorization: token $GH_TOKEN" -H "Accept: application/vnd.github.v3+json" -X GET "$GH_URL")
+echo "$response" | jq -c '.[]' | while read -r issue; do 
+  # Check if the retrieved issue is not a PR
+  if [[ $(echo "${issue}" | jq '.pull_request') == "null"  && \
+     ( ! -z $(echo "${issue}" | jq '.body' | grep -E "$KEYWORDS") || \
+     ! -z $(echo "${issue}" | jq '.title' | grep -E "$KEYWORDS") ) \
+    ]]; then
+      issue_url=$(echo "${issue}" | jq '.html_url')
+      curl -H "Content-type: application/json" -X POST "$SLACK_WEBHOOK" -d '{"channel": "'$SLACK_CHANNEL'", "text": ":sos: '$issue_url'"}'  
+  fi
+done