BelfastJUG, Spring Boot + Docker
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The document presents a discussion by Hudson Mendes about utilizing Spring Boot and Docker for software development and deployment. It covers various aspects including building Docker images, running containers, and integrating these processes into a build pipeline for microservices. Additionally, it features practical examples and references from various sources about Docker's performance and evolution in software engineering.
BelfastJUG, Spring Boot + Docker
- 1. BELFAST JUG SPRING BOOT & DOCKER
- 2. // NICE TO MEET YOU: - HUDSON MENDES, 32 - ITALO-BRAZILIAN (BORN IN BRAZIL) - HYBRID-CREATURE (JAVA AND .NET) - BETWEEEN PYTHON AND RUBY? RUBY - LOVE ANIME & _LOVE_ GUINNESS! - BEEN A SOFTWARE ENGINEER SINCE 1999
- 4. IF DEPLOYING SOFTWARE IS HARD, (…), THEN DEVELOPERS WILL OFTEN BUILD EVERYTHING INTO THE EXISTING APPLICATION IN ORDER TO AVOID SUFFERING THE NEW DEPLOYMENT PENALTY. Karl Matthias, Docker: Up & Running SPRING BOOT & DOCKER
- 5. DEVELOPING MICROSERVICES MUST BE EASY… DEPLOYMENT MUST BE EVEN EASIER! Karl Matthias, Docker: Up & Running
- 6. AN ENGINEERING PERSPECTIVE TO DOCKER // TODO: - overview on docker - simple spring boot application (.jar) - wrapped with Dockerfile, Gradle and Maven - deployed to a repository, ran locally and ran remotely (ECS) - in the build pipeline - a glimpse of what matters from the docker ecosystem
- 7. AN ENGINEERING PERSPECTIVE TO DOCKER // TODO: WHAT IS DOCKER? BUILD DOCKER IMAGE RUN DOCKER CONTAINER MAKING IT WORK FOR YOU
- 9. SPRING BOOT & DOCKER OVERVIEW Source “8 surprising facts about Docker” (https://www.datadoghq.com/docker-adoption/)
- 10. SPRING BOOT & DOCKER OVERVIEW Source Google Trends, compare Docker, Virtualisation, Angularjs (https://trends.google.com/trends/explore?q=docker,virtualization,angularjs)
- 11. SPRING BOOT & DOCKER OVERVIEW
- 12. SPRING BOOT & DOCKER OVERVIEW Source: “Performance on Docker vs VMs” (by Ali Hussain, Flex7) (https://www.slideshare.net/Flux7Labs/performance-of-docker-vs-vms)
- 13. SPRING BOOT & DOCKER OVERVIEW
- 14. SPRING BOOT & DOCKER OVERVIEW Must knows ‣ Conceptual evolution of LXC ‣ Not A VIRTUAL MACHINE ‣ Initial release: 2014 ‣ Open API ‣ Now supports Windows
- 15. SPRING BOOT & DOCKER OVERVIEW
- 16. SPRING BOOT & DOCKER OVERVIEW TOO LARGE TO GO THROUGH
- 17. SPRING BOOT & DOCKER OVERVIEW $ docker build BUILD ENVIRONMENT
- 18. SPRING BOOT & DOCKER OVERVIEW $ docker build $ docker images BUILD ENVIRONMENT
- 19. SPRING BOOT & DOCKER OVERVIEW $ docker build $ docker push $ docker images IMAGE REPOSITORY BUILD ENVIRONMENT
- 20. SPRING BOOT & DOCKER OVERVIEW $ docker build $ docker push $ docker images RUNNING ENVIRONMENT IMAGE REPOSITORY BUILD ENVIRONMENT $ docker run
- 21. AN ENGINEERING PERSPECTIVE TO DOCKER // TODO: WHAT IS DOCKER? BUILD DOCKER IMAGE RUN DOCKER CONTAINER MAKING IT WORK FOR YOU
- 22. DEMO, SPRING BOOT MICRO SERVICE SIMPLEST .JAR SPRING BOOT & DOCKER
- 23. PRETTY BASIC .JAR, REST SPRING BOOT, LISTENING 8080 FROM SHELL DOCKER IMAGE BUILT FROM GRADLE PLUGIN DOCKER IMAGE BUILT FROM MAVEN PLUGIN DOCKER IMAGE BUILT FROM DOCKERFILE SPRING BOOT & DOCKER DEMO, SIMPLEST JAR IN A DOCKER CONTAINER
- 24. SPRING BOOT & DOCKER https://github.com/bmuschko/gradle-docker-plugin gradle dockerPushImage
- 25. PRETTY BASIC .JAR, REST SPRING BOOT, LISTENING 8080 FROM SHELL DOCKER IMAGE BUILT FROM GRADLE PLUGIN DOCKER IMAGE BUILT FROM MAVEN PLUGIN DOCKER IMAGE BUILT FROM DOCKERFILE SPRING BOOT & DOCKER DEMO, SIMPLEST JAR IN A DOCKER CONTAINER
- 26. SPRING BOOT & DOCKER https://github.com/spotify/docker-maven-plugin mvn clean package docker:build -DpushImage
- 27. PRETTY BASIC .JAR, REST SPRING BOOT, LISTENING 8080 FROM SHELL DOCKER IMAGE BUILT FROM GRADLE PLUGIN DOCKER IMAGE BUILT FROM MAVEN PLUGIN DOCKER IMAGE BUILT FROM DOCKERFILE SPRING BOOT & DOCKER DEMO, SIMPLEST JAR IN A DOCKER CONTAINER
- 28. SPRING BOOT & DOCKER docker build -t hudsonmendes/api-example && docker push
- 29. PRETTY BASIC .JAR, REST SPRING BOOT, LISTENING 8080 FROM SHELL DOCKER IMAGE BUILT FROM GRADLE PLUGIN DOCKER IMAGE BUILT FROM MAVEN PLUGIN DOCKER IMAGE BUILT FROM DOCKERFILE SPRING BOOT & DOCKER DEMO, SIMPLEST JAR IN A DOCKER CONTAINER
- 30. SPRING BOOT & DOCKER DEMO, SIMPLEST JAR IN A DOCKER CONTAINER https://github.com /hudsonmendes /belfastjug-sample-2 /branches
- 31. SPRING BOOT & DOCKER DEMO, SIMPLEST JAR IN A DOCKER CONTAINER Base image
- 32. SPRING BOOT & DOCKER DECIDING ON BASE IMAGE WHICH IMAGE? RUNS OR WILL EVER RUN LINUX CONTAINERS? JAVA7, JAVA8 OR JAVA9 RUNNING ON WINDOWS SERVER? DEBIAN SPECIFIC? DEBIAN SPECIFIC? openjdk: 7-jre openjdk: 7-jre-alpine openjdk: 9-jre REQUIRES .MSI OR WIN CORE ROLES? openjdk: *-nanoserver openjdk: *-windowservercore openjdk: 8-jre openjdk: 8-jre-alpine YESYES YES YES NO NO JAVA 8 JAVA 7 JAVA 9 NO YESYES NO
- 33. AN ENGINEERING PERSPECTIVE TO DOCKER // TODO: WHAT IS DOCKER? BUILD DOCKER IMAGE RUN DOCKER CONTAINER MAKING IT WORK FOR YOU
- 34. DOCKER RUN, ECS AND ECR SPRING BOOT & DOCKER
- 35. SPRING BOOT & DOCKER DOCKER RUN, ECR, ECS DOCKER IMAGE PUSHED, CHECKED REMOVE LOCAL IMAGE 2 INSTANCES OF THE SAME CONTAINER IMAGE ORCHESTRATION AND EPS
- 36. SPRING BOOT & DOCKER DOCKER RUN, ECR, ECS DOCKER ORCHESTRATION TECHNOLOGIES
- 37. SPRING BOOT & DOCKER DOCKER RUN, ECR, ECS DOCKER ORCHESTRATION TECHNOLOGIES
- 38. SPRING BOOT & DOCKER DOCKER RUN, ECR, ECS
- 39. SPRING BOOT & DOCKER DOCKER RUN, ECR, ECS
- 40. DOCKER IMAGE PUSHED, CHECKED REMOVE LOCAL IMAGE 2 INSTANCES OF THE SAME CONTAINER IMAGE ORCHESTRATION AND EPS SPRING BOOT & DOCKER DOCKER RUN, ECR, ECS
- 41. AN ENGINEERING PERSPECTIVE TO DOCKER // TODO: WHAT IS DOCKER? BUILD DOCKER IMAGE RUN DOCKER CONTAINER MAKING IT WORK FOR YOU
- 42. DOCKER IN THE BUILD PIPELINE SPRING BOOT & DOCKER
- 43. SPRING BOOT & DOCKER DOCKER IN THE BUILD PIPELINE $ (develop) git push ECR REPOSITORY ECS ORCHESTRATION EC2 UBUNTU $ docker build $ docker run DEVELOP MASTER :LATEST :LATEST :LATEST :LATEST SVC1@2 SVC1@1 SVC2@2 SVC2@1 SVC3@2 SVC3@1
- 44. SPRING BOOT & DOCKER DOCKER IN THE BUILD PIPELINE $ (develop) git push ECR REPOSITORY EC2 UBUNTU $ docker build $ docker run DEVELOP :LATEST :LATEST :LATEST :LATEST
- 45. SPRING BOOT & DOCKER DOCKER IN THE BUILD PIPELINE ECR REPOSITORY ECS ORCHESTRATION MASTER :LATEST :LATEST :LATEST :LATEST SVC1@2 SVC1@1 SVC2@2 SVC2@1 SVC3@2 SVC3@1
- 46. AN ENGINEERING PERSPECTIVE TO DOCKER // TODO: WHAT IS DOCKER? BUILD DOCKER IMAGE RUN DOCKER CONTAINER MAKING IT WORK FOR YOU
- 47. TIME FOR Q&A // HUDSON MENDES github.com/hudsonmendes twitter.com/hudsonmendes medium.com/@hudsonmendes linkedin.com/in/hudsonmendes