feat: trigger a crawl when a PR is merged

.circleci/config.yml

@@ -11,8 +11,25 @@ jobs:
       - run: sudo apt-get update
       - run: sudo apt-get install jq
       - run: ./.circleci/valid_edited_configs.sh
+  deploy:
+    docker:
+      - image: circleci/ruby:2.4.1
+    steps:
+      - checkout
+      - run: git remote add original_repo [email protected]:algolia/docsearch-configs.git
+      - run: git fetch original_repo
+      - run: sudo apt-get update
+      - run: sudo apt-get update
+      - run: sudo apt-get install jq
+      - run: ./.circleci/trigger_crawl.sh
 workflows:
   version: 2
   one_and_two:
     jobs:
       - valid_edited_configs
+      - deploy:
+          filters:
+            branches:
+              only: master
+          requires:
+          - valid_edited_configs

.circleci/trigger_crawl.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+# Exit script if you try to use an uninitialized variable.
+set -o nounset
+
+# Exit script if a statement returns a non-true return value.
+set -o errexit
+
+# Use the error status of the first failure, rather than that of the last item in a pipeline.
+set -o pipefail
+
+FILES=$(git diff HEAD original_repo/master --name-only ./configs)
+
+for f in $FILES
+do
+    echo "Triggering a crawl for $f configuration"
+    jq -e '.nb_hits=0 | .' < "$f" | curl -d @- -H 'Content-Type: application/json' -X POST ${CRAWL_ENDPOINT} -u ${CRAWL_USERNAME}:${CRAWL_PWD}
+
+done