Passes environment variables through the Dockerfile

Dockerfile

@@ -9,11 +9,15 @@ ADD package.json /crc-bpmn/
 COPY . /crc-bpmn/
 
 RUN npm install && \
-    npm run build:staging
+    npm run build:${APP_ENVIRONMENT}
 
 ### STAGE 2: Run ###
 FROM nginx:alpine
-COPY --from=builder /crc-bpmn/dist/cr-connect-bpmn /usr/share/nginx/html/
-COPY --from=builder /crc-bpmn/nginx.conf /etc/nginx/conf.d/default.conf
+COPY --from=builder /crc-frontend/dist/* /usr/share/nginx/html/
+COPY --from=builder /crc-frontend/nginx.conf /etc/nginx/conf.d/default.conf
+COPY ./substitute-env-variables.sh ./entrypoint.sh
+RUN chmod +x ./entrypoint.sh
+ENTRYPOINT ["./entrypoint.sh", "/usr/share/nginx/html/index.html"]
 
 ### STAGE 3: Profit! ###
+CMD ["nginx", "-g", "daemon off;"]

docker/docker-compose.yml

@@ -10,9 +10,9 @@ services:
     environment:
       - POSTGRES_USER=crc_user
       - POSTGRES_PASSWORD=crc_pass
-      - POSTGRES_MULTIPLE_DATABASES=crc_test,crc_dev
+      - POSTGRES_MULTIPLE_DATABASES=crc_test,crc_dev,pb_test,pb
     healthcheck:
-      test: ["CMD", "ping", "-h", "localhost"]
+      test: ["CMD", "pg_isready"]
       timeout: 20s
       retries: 10
 
@@ -29,3 +29,15 @@ services:
     ports:
       - "5000:5000"
     command: ./wait-for-it.sh db:5432 -t 0 -- ./docker_run.sh
+
+  pb:
+    container_name: pb
+    image: sartography/protocol-builder-mock
+    volumes:
+      - ./flask-config/config_pb.py:/protocol-builder-mock/instance/config.py
+    environment:
+      - FLASK_APP=/protocol-builder-mock/app.py
+    ports:
+      - "5001:5001"
+    command: ./wait-for-it.sh db:5432 -t 0 -- ./docker_run.sh
+

docker/flask-config/config_pb.py

@@ -0,0 +1,11 @@
+import os
+basedir = os.path.abspath(os.path.dirname(__file__))
+
+NAME = "CR Connect Protocol Builder Mock"
+CORS_ENABLED = False
+DEVELOPMENT = True
+TESTING = True
+SQLALCHEMY_DATABASE_URI = "postgresql://crc_user:crc_pass@db:5432/pb_test"
+SECRET_KEY = 'a really really really really long secret key'
+
+print('\n\n*** USING INSTANCE CONFIG ***\n\n')

docker/substitute-env-variables.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+# The first parameter is the path to the file which should be substituted
+if [[ -z $1 ]]; then
+  echo 'ERROR: No target file given.'
+  exit 1
+fi
+
+# Replace strings in the given file that have the format ${ENV_VAR}
+envsubst '\$PRODUCTION \$API_URL \$IRB_URL' < "$1" > "$1".tmp && mv "$1".tmp "$1"
+
+# Set DEBUG=true in order to log the replaced file
+if [ "$DEBUG" = true ] ; then
+  exec cat $1
+fi
+
+# Execute all other commands with parameters
+exec "${@:2}"