Change Dockerfiles and docker-compose file

The reason for this change is to reduce the image size for the different containers

backend/.dockerignore

@@ -0,0 +1 @@
+venv

backend/Dockerfile

@@ -1,11 +1,19 @@
-FROM python
+FROM python:slim as base
 
+FROM base as builder
+
+RUN mkdir /install
+WORKDIR /install
+
+COPY requirements.txt /requirements.txt
+
+RUN pip install --prefix=/install -r /requirements.txt
+
+FROM base
+
+COPY --from=builder /install /usr/local
+
+COPY /src /app
 WORKDIR /app
 
-COPY requirements.txt .
-
-RUN pip install -r requirements.txt
-
-COPY /src .
-
 CMD [ "flask", "run" ]

backend/Dockerfile.prod

@@ -1,15 +1,19 @@
-FROM python
-
-WORKDIR /app
+FROM python:slim as base
 
 RUN apt-get -y update && apt-get -y upgrade
 
-COPY requirements.txt .
+FROM base as builder
+RUN mkdir /install
+WORKDIR /install
 
-RUN apt-get -y install sqlite3
+COPY requirements.txt /requirements.txt
+RUN pip install --prefix=/install -r /requirements.txt
 
-RUN pip install -r requirements.txt
+FROM base
 
-COPY /src .
+COPY --from=builder /install /usr/local
 
-CMD [ "python", "app.py" ]
+COPY /src /app
+WORKDIR /app
+
+CMD [ "flask", "run" ]

docker-compose.prod.yml

@@ -0,0 +1,21 @@
+version: '3.7'
+
+services:
+  frontend-prod:
+    container_name: frontend-lettergen
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile.prod
+    ports:
+      - 127.0.0.1:3000:80
+  backend-prod:
+    container_name: backend-lettergen
+    build:
+      context: ./backend
+      dockerfile: Dockerfile.prod
+    ports:
+      - 127.0.0.1:5000:5000
+    environment:
+      DEBUG: "no"
+      PORT: 5050
+      HOST: "0.0.0.0"

frontend/.dockerignore

@@ -1,8 +1,12 @@
-node_modules
-npm-debug.log
-build
-.dockerignore
+**/node_modules/
 **/.git
-**/.DS_Store
-**/node_modules
-.env
+**/README.md
+**/LICENSE
+**/.vscode
+**/npm-debug.log
+**/coverage
+**/.env
+**/.editorconfig
+**/.aws
+**/dist
+

frontend/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:latest
+FROM node:slim AS build
 
 # set working directory
 WORKDIR /app
@@ -10,7 +10,9 @@ ENV PATH /app/node_modules/.bin:$PATH
 COPY package.json ./
 COPY package-lock.json ./
 
-RUN npm install
+RUN npm install && npm cache clean --force
+
+EXPOSE 3000
 
 # add app
 COPY . ./

frontend/Dockerfile.prod

@@ -1,13 +1,18 @@
-FROM node:latest as build
+FROM node:slim as build
+
 WORKDIR /app
+
 ENV PATH /app/node_modules/.bin:$PATH
+
 COPY package.json ./
 COPY package-lock.json ./
-RUN npm ci --silent
-COPY . ./
-RUN npm run build
 
-FROM nginx:latest
+RUN npm ci --production && npm cache clean --force
+COPY . ./
+RUN npm run build 
+
+FROM nginx:alpine
+RUN apk -U upgrade
 COPY --from=build /app/build /usr/share/nginx/html
 RUN rm /etc/nginx/conf.d/default.conf
 COPY nginx/nginx.conf /etc/nginx/conf.d