add multistage docker build

Author: rmb938

.travis.yml

@@ -32,4 +32,4 @@ jobs:
     - stage: docker
       env:
         - secure: "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"
-      script: docker/deli-counter/push.sh
+      script: ./trigger_docker_build.sh

docker/deli-counter/Dockerfile Dockerfile

@@ -1,6 +1,12 @@
 FROM python:3-alpine
 WORKDIR /usr/src/app
 
+COPY . .
+RUN apk -U add git && python setup.py sdist bdist_wheel
+
+FROM python:3-alpine
+WORKDIR /usr/src/app
+
 # Install build time dependencies for uwsgi
 # Install uwsgi and dumb-init
 # Remove build time dependencies
@@ -15,11 +21,11 @@ RUN apk --no-cache add --virtual build-deps \
 # Install it
 # COPY over wsgi configuration
 # TODO: this should be replaced by a build arg to install the correct version from pypi
-COPY dist/. .
+COPY --from=0 /usr/src/app/dist/. .
 RUN bash -c "pip install *"
 COPY wsgi.ini wsgi.ini
 
 # add entrypoint
-COPY docker/deli-counter/docker-entrypoint.sh /bin/docker-entrypoint.sh
+COPY docker-entrypoint.sh /bin/docker-entrypoint.sh
 
 ENTRYPOINT ["/bin/docker-entrypoint.sh"]

compose/postgresql/Dockerfile

@@ -0,0 +1,4 @@
+FROM postgres:alpine
+
+ADD compose/postgresql/createPostgresExtension.sh /compose-entrypoint-initdb.d/
+RUN chmod 755 /compose-entrypoint-initdb.d/createPostgresExtension.sh

docker/postgresql/createPostgresExtension.sh compose/postgresql/createPostgresExtension.sh

@@ -5,7 +5,7 @@ services:
   postgres:
     build:
       context: .
-      dockerfile: docker/postgresql/Dockerfile
+      dockerfile: compose/postgresql/Dockerfile
     environment:
       POSTGRES_USER: sandwich
       POSTGRES_PASSWORD: hunter2