Add docker hub publishing via circleci

Author: tedivm

.circleci/config.yml

@@ -0,0 +1,52 @@
+version: 2.1
+executors:
+  docker-publisher:
+    environment:
+      IMAGE_NAME: tedivm/gitconsensus_service
+    docker:
+      - image: circleci/buildpack-deps:stretch
+jobs:
+  build:
+    executor: docker-publisher
+    steps:
+      - checkout
+      - setup_remote_docker
+      - run:
+          name: Build Docker image
+          command: |
+            docker build -t $IMAGE_NAME:latest .
+      - run:
+          name: Archive Docker image
+          command: docker save -o image.tar $IMAGE_NAME
+      - persist_to_workspace:
+          root: .
+          paths:
+            - ./image.tar
+  publish-latest:
+    executor: docker-publisher
+    steps:
+      - attach_workspace:
+          at: /tmp/workspace
+      - setup_remote_docker
+      - run:
+          name: Load archived Docker image
+          command: docker load -i /tmp/workspace/image.tar
+      - run:
+          name: Publish Docker Image to Docker Hub
+          command: |
+            echo "$DOCKERHUB_PASS" | docker login -u "$DOCKERHUB_USERNAME" --password-stdin
+            docker push $IMAGE_NAME:latest
+workflows:
+  version: 2
+  build-master:
+    jobs:
+      - build:
+          filters:
+            branches:
+              only: master
+      - publish-latest:
+          requires:
+            - build
+          filters:
+            branches:
+              only: master

.dockerignore

@@ -0,0 +1,5 @@
+.git
+venv
+build
+dist
+*.pem

Makefile

@@ -16,6 +16,12 @@ testenv: clean_testenv
 clean_testenv:
 	docker-compose down
 
+build_image:
+	docker build -f $(ROOT_DIR)/dockerfile -t tedivm/gitconsensus_service:latest .
+
+publish_image: build_image
+	docker push tedivm/gitconsensus_service:latest
+
 dependencies:
 	if [ ! -d $(ROOT_DIR)/venv ]; then python3 -m venv $(ROOT_DIR)/venv; fi
 	source $(ROOT_DIR)/venv/bin/activate; python -m pip install wheel; yes w | python -m pip install -e .