Add integration tests to CircleCI config

Signed-off-by: Bryan Boreham <[email protected]>

Author: bboreham

.circleci/config.yml

@@ -20,6 +20,8 @@ workflows:
           tags:
             only: /^v[0-9]+(\.[0-9]+){2}(-.+|[^-.]*)$/
     - integration:
+        requires:
+        - build
         filters:
           tags:
             only: /^v[0-9]+(\.[0-9]+){2}(-.+|[^-.]*)$/
@@ -84,9 +86,19 @@ jobs:
     working_directory: /go/src/github.com/cortexproject/cortex
     steps:
     - checkout
+    - setup_remote_docker
+    - install-docker
+    - restore_cache:
+        key: v1-cortex-{{ .Branch }}-{{ .Revision }}
     - run:
         name: Integration Test
         command: MIGRATIONS_DIR=$(pwd)/cmd/cortex/migrations make BUILD_IN_CONTAINER=false configs-integration-test
+    - run:
+        name: Load Images
+        command: make BUILD_IN_CONTAINER=false load-images
+    - run:
+        name: Ingester hand-over test
+        command: ./integration-tests/test-handover.sh
 
   build:
     <<: *defaults