Visit the URL -https://hub.docker.com/ Create a account with personal mail id Then visit the link https://labs.play-with-docker.com/
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Basic docker commands....
docker images
docker ps
docker ps -a
docker run --help
docker run --name hello-container -d hello-world
$ docker run --name nginx-container -d nginx
$ docker images
$ docker ps -a
$ docker exec -it nginx-container bin/bash
root@df05b7fd4c3c:/# curl http://localhost:80
$ docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUSPORTS NAMES
df05b7fd4 nginx "/dockert.…" 8 min Up 8 min 80/tcp nginx-container
docker stop df05b
docker ps
docker ps -a
docker rm df0f5b
docker ps -a
docker run --name nginx-cotainer -d -p 8080:80 nginx
FROM openjdk:17
ADD spring-boot-docker-complete-0.0.1-SNAPSHOT.jar test.jar
EXPOSE 8081
ENTRYPOINT ["java" ,"-jar" ,"test.jar"]
$ ls
Dockerfile spring-boot-docker-complete-0.0.1-SNAPSHOT.jar
$ docker build . -t spring-hello-world:v1
Step 1/4 : FROM openjdk:17
17: Pulling from library/openjdk
Status: Downloaded newer image for openjdk:17
Step 2/4 : ADD spring-boot-docker-complete-0.0.1-SNAPSHOT.jar test.jar
Step 3/4 : EXPOSE 8081
Step 4/4 : ENTRYPOINT ["java","-jar","test.jar"]
docker images
$ docker run --name aryan-container -d -p 8080:8081 spring-hello-world:v1
$ docker ps -a
$ docker build --help
$ docker ps
$ docker tag spring-hello-world:v1 aryan3singh/aryan-repo
$ docker login
Username: aryan3singh
Password:
$ docker images
$ docker push aryan3singh/aryan-repo:latest
version: "3.7"
services:
mysqldb:
image: mysql:8.0
restart: unless-stopped
environment:
- MYSQL_ROOT_PASSWORD=root
- MYSQL_USER=ritam
- MYSQL_PASSWORD=ritam
- MYSQL_DATABASE=testdb
ports:
- 3306:3306
volumes:
- db:/var/lib/mysql
app:
depends_on:
- mysqldb
build: .
restart: on-failure
ports:
- 8080:8080
environment:
SPRING_APPLICATION_JSON: '{
"spring.datasource.url" : "jdbc:mysql://mysqldb:3306/testdb?allowPublicKeyRetrieval=true&useSSL=false",
"spring.datasource.username" : "ritam",
"spring.datasource.password" : "ritam",
"spring.jpa.properties.hibernate.dialect" : "org.hibernate.dialect.MySQL5InnoDBDialect",
"spring.jpa.hibernate.ddl-auto": "create"
}'
volumes:
db:
$ ls
Dockerfile docker-compose.yaml first-springboot-app-0.0.1-SNAPSHOT.jar
$ docker compose up -d
$ docker ps