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@gamussa @hazelcast @testcontainers Testing containers with testcontainers

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@gamussa @hazelcast @testcontainers HELLO!

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@gamussa @hazelcast @testcontainers HELLO! I am Viktor Gamov

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@gamussa @hazelcast @testcontainers HELLO! I am Viktor Gamov I am here because I love to give presentations.

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@gamussa @hazelcast @testcontainers HELLO! I am Viktor Gamov I am here because I love to give presentations. You can find me in internetz @gamussa

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@gamussa @hazelcast @testcontainers HELLO! I am Viktor Gamov I am here because I love to give presentations. You can find me in internetz @gamussa Detailed dossier http:/ /gamov.io

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@gamussa @hazelcast @testcontainers Disclaimer:
 
 I build highly


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@gamussa @hazelcast @testcontainers A quick roadmap of today’s journey

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@gamussa @hazelcast @testcontainers Development How Docker helps Java developers

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@gamussa @hazelcast @testcontainers Let’s start with why?

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@gamussa @hazelcast @testcontainers The Promise

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@gamussa @hazelcast @testcontainers

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@gamussa @hazelcast @testcontainers

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@gamussa @hazelcast @testcontainers Which image?

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@gamussa @hazelcast @testcontainers Which image? • java

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@gamussa @hazelcast @testcontainers Which image? • java • openjdk / openjdk-alpine

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@gamussa @hazelcast @testcontainers Which image? • java • openjdk / openjdk-alpine • Oracle Container Repo

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@gamussa @hazelcast @testcontainers Which image? • java • openjdk / openjdk-alpine • Oracle Container Repo • Custom Repository • ECS repo • Docker EE • Artifactory

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@gamussa @hazelcast @testcontainers How?

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@gamussa @hazelcast @testcontainers How? Designated images per set of tasks

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@gamussa @hazelcast @testcontainers How? Designated images per set of tasks jdk image for builds

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@gamussa @hazelcast @testcontainers How? Designated images per set of tasks jdk image for builds jre image for runtime

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@gamussa @hazelcast @testcontainers How? Designated images per set of tasks jdk image for builds jre image for runtime Debug?

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@gamussa @hazelcast @testcontainers Tooling Automation for image creation

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@gamussa @hazelcast @testcontainers Maven com.spotify docker-maven-plugin ${docker-maven-plugin.version}

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@gamussa @hazelcast @testcontainers Maven

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@gamussa @hazelcast @testcontainers Gradle import org.gradle.internal.os.OperatingSystem task buildDocker(type: Exec) { doFirst { copy { from "src/main/docker/" into "build/docker/" include "*" } copy { from "build/libs" into "build/docker/" include "*.war*" } } if (OperatingSystem.current().isWindows()) { commandLine 'cmd', '/c', 'docker', 'image', 'build', '-f', 'build/docker/Dockerfile', '-t', 'myhipsterapp', 'build/docker/' } else { commandLine 'docker', 'image', 'build', '-f', 'build/docker/Dockerfile', '-t', 'myhipsterapp', 'build/docker/' } }

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@gamussa @hazelcast @testcontainers Gradle

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@gamussa @hazelcast @testcontainers Multi-container application on the single host

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@gamussa @hazelcast @testcontainers Why compose? Why I can’t do all in one image? Script file to run them all?

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Images are like onions Images have layers

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@gamussa @hazelcast @testcontainers Production How Docker help to be in production

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@gamussa @hazelcast @testcontainers Production check list

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@gamussa @hazelcast @testcontainers Production check list Reproducible environment

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@gamussa @hazelcast @testcontainers Production check list Reproducible environment Deployment of complex stacks without complicated scripts

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@gamussa @hazelcast @testcontainers Production check list Reproducible environment Deployment of complex stacks without complicated scripts High Availability

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@gamussa @hazelcast @testcontainers Production check list Reproducible environment Deployment of complex stacks without complicated scripts High Availability Monitoring

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@gamussa @hazelcast @testcontainers Monitoring

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@gamussa @hazelcast @testcontainers Monitoring docker stats

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@gamussa @hazelcast @testcontainers Monitoring docker stats Docker remote API

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@gamussa @hazelcast @testcontainers Monitoring docker stats Docker remote API docker service logs

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@gamussa @hazelcast @testcontainers Monitoring docker stats Docker remote API docker service logs Prometheus endpoint (since 1.13)

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@gamussa @hazelcast @testcontainers Monitoring docker stats Docker remote API docker service logs Prometheus endpoint (since 1.13) cAdvisor

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@gamussa @hazelcast @testcontainers Monitoring docker stats Docker remote API docker service logs Prometheus endpoint (since 1.13) cAdvisor ELK stack

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@gamussa @hazelcast @testcontainers Monitoring docker stats Docker remote API docker service logs Prometheus endpoint (since 1.13) cAdvisor ELK stack Splunk, Sumologic, DataDog, etc

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@gamussa @hazelcast @testcontainers One more thing…

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@gamussa @hazelcast @testcontainers

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@gamussa @hazelcast @testcontainers

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@gamussa @hazelcast @testcontainers

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@gamussa @hazelcast @testcontainers

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@gamussa @hazelcast @testcontainers Integration Testing How Docker helps easy transition from Development to Production

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@gamussa @hazelcast @testcontainers Verify how software product will behave in real-world conditions Why?

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@gamussa @hazelcast @testcontainers Pros and cons

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@gamussa @hazelcast @testcontainers Pros and cons ✓ Real-world isolated testing

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@gamussa @hazelcast @testcontainers Pros and cons ✓ Real-world isolated testing ✓ Can be run during development

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@gamussa @hazelcast @testcontainers Pros and cons ✓ Real-world isolated testing ✓ Can be run during development ✓ Spot the issues before they apear in prod

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@gamussa @hazelcast @testcontainers Pros and cons ✓ Real-world isolated testing ✓ Can be run during development ✓ Spot the issues before they apear in prod ❌ Have to start real databases

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@gamussa @hazelcast @testcontainers Pros and cons ✓ Real-world isolated testing ✓ Can be run during development ✓ Spot the issues before they apear in prod ❌ Have to start real databases ❌ Should be cross platform

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@gamussa @hazelcast @testcontainers Pros and cons ✓ Real-world isolated testing ✓ Can be run during development ✓ Spot the issues before they apear in prod ❌ Have to start real databases ❌ Should be cross platform ❌ Slower than unit testing

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@gamussa @hazelcast @testcontainers Solution – Docker!

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@gamussa @hazelcast @testcontainers Solution – Docker! Abstraction layer

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@gamussa @hazelcast @testcontainers Solution – Docker! Abstraction layer CI friendly

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@gamussa @hazelcast @testcontainers Solution – Docker! Abstraction layer CI friendly Cross-platform

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@gamussa @hazelcast @testcontainers Solution – Docker! Abstraction layer CI friendly Cross-platform Docker Compose FTW! services: hazelcast-client: image: hazelcast_client_app volumes: - ../resources:/configFolder environment: - JAVA_OPTS=-Dhazelcast.client.config=/configFolder/hazelcast- client.xml -Dhazelcast.member.address=hazelcast -Dgroup.name=hz- compose -Dgroup.password=s3crEt hazelcast: image: hazelcast/hazelcast volumes: - ../resources:/configFolder environment: - JAVA_OPTS=-Dhazelcast.config=/configFolder/hazelcast.xml - Dhazelcast.mancenter.url=http://mancenter:8080/mancenter - Dgroup.name=hz-compose -Dgroup.password=s3crEt links: - "management-center:mancenter" management-center: image: hazelcast/management-center volumes: - ~/mancenter3.8:/mancenter-3.8 environment: - MANCENTER_DATA=/mancenter-3.8 - JAVA_OPTS=-Dhazelcast.mc.rest.enabled=true ports: - 8080:8080

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@gamussa @hazelcast @testcontainers But…

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@gamussa @hazelcast @testcontainers But… No port randomization

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@gamussa @hazelcast @testcontainers But… No port randomization Fighting with docker env

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@gamussa @hazelcast @testcontainers But… No port randomization Fighting with docker env localhost?

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Remove the database

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@gamussa @hazelcast @testcontainers

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@gamussa @hazelcast @testcontainers Demo

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@gamussa @hazelcast @testcontainers What to expect

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@gamussa @hazelcast @testcontainers What to expect More testing frameworks support

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@gamussa @hazelcast @testcontainers What to expect More testing frameworks support Chaos Testing via Pumba

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@gamussa @hazelcast @testcontainers What to expect More testing frameworks support Chaos Testing via Pumba Integration / Merge with Arquillian Cube

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DEVELOPMENT AND DEPLOYMENT WITH CLASSIC TOOLS

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DEVELOPMENT AND DEPLOYMENT WITH CLASSIC TOOLS EXPLORE 
 THE
 WORLD OF CONTAINERS

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@gamussa @hazelcast @testcontainers Thanks! QA? @gamussa http:/ /gamov.io