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readme.md

Docker

Projects

  • Hello World - Java, JavaScript and Python
  • 2 Microservices - Currency Exchange and Currency Conversion

Steps

  • Step 01 - Docker and DevOps - Installation and Introduction
  • Step 02 - Your First Docker Usecase
  • Step 03 - Important Docker Concepts - Registry, Repository, Tag, Image and Container
  • Step 04 - Playing with Docker Images - Java, JavaScript and Python
  • Step 05 - Playing with Docker - Detached Mode and Logs
  • Step 06 - Playing with Docker Images and Containers
  • Step 07 - Understanding Docker Architecture - Docker Client, Docker Engine
  • Step 08 - Understanding Docker Popularity - My 3 Top Reasons
  • Step 09 - Learning Docker Images - Commands
  • Step 10 - Learning Docker Containers - Commands
  • Step 11 - Learning Docker Commands - system and stats
  • Step 12 - Building Docker Images for Python Application
  • Step 13 - Understanding creation of Docker Images in Depth
  • Step 14 - Pushing Python App Docker Image to Docker Hub
  • Step 15 - Building and Pushing Docker Image for Node JavaScript App
  • Step 16 - Building and Pushing Docker Image for Java Application
  • Step 17 - Building Efficient Docker Images - Improving Layer Caching
  • Step 18 - Understanding ENTRYPOINT vs CMD
  • Step 19 - Docker and Microservices - Quick Start
  • Step 20 - Introduction to Microservices - CE and CC
  • Step 21 - Running Microservices as Docker Containers
  • Step 22 - Using Docker Link to Connect Microservices
  • Step 23 - Using Custom Networking to Connect Microservices
  • Step 24 - Using Docker Compose to Simplify Microservices Launch
  • Step 25 - Understanding Docker Compose further

Registry and Repositories

Commands

docker --version
docker run -p 5000:5000 in28min/hello-world-python:0.0.1.RELEASE
docker run -p 5000:5000 in28min/hello-world-java:0.0.1.RELEASE
docker run -p 5000:5000 in28min/hello-world-nodejs:0.0.1.RELEASE
docker run -d -p 5000:5000 in28min/hello-world-nodejs:0.0.1.RELEASE
docker run -d -p 5001:5000 in28min/hello-world-python:0.0.1.RELEASE
docker logs 04e52ff9270f5810eefe1f77222852dc1461c22440d4ecd6228b5c38f09d838e
docker logs c2ba
docker images
docker container ls
docker container ls -a
docker container stop f708b7ee1a8b
docker run -d -p 5001:8080 in28min/hello-world-rest-api:0.0.1.RELEASE
docker pull mysql
docker search mysql
docker image history in28min/hello-world-java:0.0.1.RELEASE
docker image history 100229ba687e
docker image inspect 100229ba687e
docker image remove mysql
docker image remove in28min/hello-world-java:0.0.1.RELEASE
docker container rm 3e657ae9bd16
docker container ls -a
docker container pause 832
docker container unpause 832
docker container stop 832
docker container inspect ff521fa58db3
docker container prune
docker system
docker system df
docker system info
docker system prune -a
docker top 9009722eac4d
docker stats 9009722eac4d
docker container run -p 5000:5000 -d -m 512m in28min/hello-world-java:0.0.1.RELEASE
docker container run -p 5000:5000 -d -m 512m --cpu-quota=50000  in28min/hello-world-java:0.0.1.RELEASE
docker system events

docker container stats 4faca1ea914e3e4587d1d790948ec6cb8fa34f26e900c12632fd64d4722fd59a
docker stats 42f170966ce613d2a16d7404495af7b3295e01aeb9142e1fa1762bbdc581f502

cd /in28Minutes/git/devops-master-class/projects/hello-world/hello-world-python 
docker build -t in28min/hello-world-python:0.0.2.RELEASE . 
docker run -p 5000:5000 -d in28min/hello-world-python:0.0.2.RELEASE
docker history e66dc383f7a0
docker push in28min/hello-world-python:0.0.2.RELEASE

cd ../hello-world-nodejs/
docker build -t in28min/hello-world-nodejs:0.0.2.RELEASE . 
docker container run -d -p 5000:5000 in28min/hello-world-nodejs:0.0.2.RELEASE
docker push in28min/hello-world-nodejs:0.0.2.RELEASE

cd ../hello-world-java/
docker build -t in28min/hello-world-java:0.0.2.RELEASE . 
docker run -d -p 5000:5000 in28min/hello-world-java:0.0.2.RELEASE
docker push in28min/hello-world-java:0.0.2.RELEASE

docker run -d -p 5001:5000 in28min/hello-world-nodejs:0.0.3.RELEASE ping google.com


docker run -d -p 8000:8000 --name=currency-exchange in28min/currency-exchange:0.0.1-RELEASE
docker run -d -p 8100:8100 --name=currency-conversion in28min/currency-conversion:0.0.1-RELEASE

docker network ls
docker network inspect bridge

docker run -d -p 8100:8100 --env CURRENCY_EXCHANGE_SERVICE_HOST=http://currency-exchange --name=currency-conversion --link currency-exchange in28min/currency-conversion:0.0.1-RELEASE

docker network create currency-network
docker container stop currency-exchange
docker container stop currency-conversion
docker run -d -p 8000:8000 --name=currency-exchange --network=currency-network in28min/currency-exchange:0.0.1-RELEASE
docker run -d -p 8100:8100 --env CURRENCY_EXCHANGE_SERVICE_HOST=http://currency-exchange --name=currency-conversion --network=currency-network in28min/currency-conversion:0.0.1-RELEASE

docker-compose --version
cd ../../microservices/
docker-compose up
docker-compose up -d
docker container ls
docker network ls
docker network inspect microservices_currency-compose-network
docker-compose down
docker container ls -a
docker system prune -a
docker-compose config
docker-compose images
docker-compose ps
docker-compose top


docker build -t in28min/hello-world-java:0.0.1.RELEASE .
docker push in28min/hello-world-java:0.0.1.RELEASE

docker build -t in28min/hello-world-python:0.0.1.RELEASE .
docker push in28min/hello-world-python:0.0.1.RELEASE

docker build -t in28min/hello-world-nodejs:0.0.1.RELEASE .
docker push in28min/hello-world-nodejs:0.0.1.RELEASE

Host Networking in Docker for Mac and Windows

The host networking driver only works on Linux hosts, and is not supported on Docker Desktop for Mac, Docker Desktop for Windows, or Docker EE for Windows Server.