DOCKER.md

Docker

DEMO 1

docker run -d -p 8080:80 nextcloud

DEMO 2

create docker compose file docker-compose.yml

version: '3.3'

services:
    db:
        image: mysql:5.7
        volumes:
            - db_data:/var/lib/mysql
        restart: always
        environment:
            MYSQL_ROOT_PASSWORD: somewordpress
            MYSQL_DATABASE: wordpress
            MYSQL_USER: wordpress
            MYSQL_PASSWORD: wordpress

    wordpress:
        depends_on:
            - db
        image: wordpress:latest
        ports:
            - "8080:80"
        restart: always
        environment:
            WORDPRESS_DB_HOST: db:3306
            WORDPRESS_DB_USER: wordpress
            WORDPRESS_DB_PASSWORD: wordpress
volumes:
    db_data:

remove container and start again

delete db_data volume (remove container before)

docker volume ls
docker volume rm VOLUME_NAME

DEMO 3

• create angular app
• create docker file Dockerfile

Content

### STAGE 1: Build ###

# We label our stage as 'builder'
FROM node:9-alpine as angular-builder

COPY package.json yarn.lock angular.json ./

#RUN npm set progress=false && npm config set depth 0 && npm cache clean --force

## Storing node modules on a separate layer will prevent unnecessary npm installs at each build
#RUN npm i && mkdir /ng-app && cp -R ./node_modules ./ng-app
RUN yarn && mkdir /ng-app && cp -R ./node_modules ./ng-app

WORKDIR /ng-app

COPY . .

## Build the angular app in production mode and store the artifacts in dist folder
#RUN $(npm bin)/ng build --prod --build-optimizer
RUN  yarn build --prod --build-optimizer --progress=no


# Stage 2
# Stage 1, based on Nginx, to have only the compiled app, ready for production with Nginx
FROM nginx:1.13.3-alpine

COPY ./nginx-custom.conf /etc/nginx/conf.d/default.conf
## Remove default nginx website
RUN rm -rf /usr/share/nginx/html/*

## From 'builder' stage copy over the artifacts in dist folder to default nginx public folder
COPY --from=angular-builder /ng-app/dist/APP_NAME /usr/share/nginx/html

CMD ["nginx", "-g", "daemon off;"]

create file ./nginx-custom.conf

server {
    listen 80;
    sendfile on;
    default_type application/octet-stream;

    gzip on;
    gzip_http_version 1.1;
    gzip_disable      "MSIE [1-6]\.";
    gzip_min_length   1100;
    gzip_vary         on;
    gzip_proxied      expired no-cache no-store private auth;
    gzip_types        text/plain text/css application/json application/javascript application/x-javascript text/xml application/xml application/xml+rss text/javascript;
    gzip_comp_level   9;

    root /usr/share/nginx/html;

    location / {
        try_files $uri $uri/ /index.html =404;
    }
}

run followed commandos

docker build -t myapp .
docker run -p 8080:80 myapp