How to configure eureka in docker

eureka:

1. Build a JDK image

Start the eureka container

Prepare the jdk folder and all required files

mkdir ~/jdk
cd ~/jdk

#Upload jdk compressed file to /root/jdk/ directory# Pre-class materials/docker/tomcat7/jdk....gz
# Create Dockerfile

vim Dockerfile 

Copy the following content

java -jar a.jar --server.port=80 --spring.profiles.active=a

FROM centos:7
ADD jdk-8u212-linux-x64.tar.gz /opt/
ENV JAVA_HOME=/opt/jdk1.8.0_212 
  PATH=/opt/jdk1.8.0_212/bin:$PATH
ENTRYPOINT bash

Build:

docker build -t jdk:8 . 

docker images 

2. Build the eureka image

Prepare the eureka folder

mkdir ~/eureka
cd ~/eureka 

Upload the eureka jar file to the /root/eureka directory

Pre-course materials/DevOps pre-course materials/Kubernetes/K8s case/v2/eureka/eureka....jar

Create Dockerfile

vim Dockerfile

Copy the following content into Dockerfile

FROM jdk:8
COPY sp05-eureka-0.0.1-SNAPSHOT.jar /opt/
ENTRYPOINT ["java", "-jar", "/opt/sp05-eureka-0.0.1-SNAPSHOT.jar"]
CMD ["--spring.profiles.active=eureka1", "--server.port=2001"] 

Execute the build:

docker build -t eureka:v1 .
docker images 

If there is an eureka container before, clean it up first:

docker ps
docker rm -f xxx xxx xx 

docker container prune 

Start the eureka container:

docker run -d --name eureka1 \
-p 2001:2001 eureka:v1 

Print log:

docker logs eureka1 

Test address:

http://192.168.64.150:2001

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