My goal is to setup a multi-stage docker image build, using layered jars. For that I’m using the following Dockerfile: FROM maven:3.6-openjdk-16-slim AS builder WORKDIR application COPY pom.xml ./ # store maven dependencies so next build doesn’t have to download them again RUN mvn dependency:go-offline COPY src src RUN mvn package # LAYERED JAR ARG ..
Category : jar
I’m trying to build an efficient Docker image that leverages Docker’s image layering to decrease the duration and the required bandwidth for uploading to or downloading from the repository. Is there any way to separate my compiled code and dependencies (external libs) using Gradle build tools? My current Dockerfile copies the fat jar to the ..
I have an application (Kotlin + Ktor server that uses Netty underneath, but I think it will not matter for the scope of the question). It has an endpoint /my-cool-endpoint, and when built and launched, response on this endpoint contains Access-Control-Allow-Origin: * header that served my local testing purposes as I’ve been doing HTTP requests ..
I switched from distroless/java:8 to distroless/java:8-debug container and, when deployed to kubernetes, I started getting following error: Error: Unable to access jarfile /MyApp-0.1.jar This is my Dockerfile: FROM gcr.io/distroless/java:8-debug LABEL CONTAINER_NAME=my-api ARG JAR_FILE=MyApp/core/build/libs/core-0.1-boot.jar COPY ${JAR_FILE} MyApp-0.1.jar ENTRYPOINT ["java","-jar","/MyApp-0.1.jar"] While I was using regular distroless (everything else was the same) I didn’t have this problem. What ..
Am deploying my ktor application to docker but am experiencing problems.The application runs fine when i run the server locally but when i deploy it to docker the .jar file brings up the following errors Exception in thread "main" java.lang.reflect.InvocationTargetException at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:567) at kotlin.reflect.jvm.internal.calls.CallerImpl$Method.callMethod(CallerImpl.kt:97) at kotlin.reflect.jvm.internal.calls.CallerImpl$Method$Static.call(CallerImpl.kt:106) at kotlin.reflect.jvm.internal.KCallableImpl.call(KCallableImpl.kt:108) ..
Some strange error has hit, this code was working earlier. My tree: LM0002254:SellerService$ ls -lrt total 61512 drwxr-xr-x 3 tarun 826136866 96 Feb 8 14:16 gradle -rw-r–r– 1 tarun 826136866 168 Apr 23 13:26 gradle.properties -rwxr-xr-x 1 tarun 826136866 5766 Apr 23 13:26 gradlew -rw-r–r– 1 tarun 826136866 2763 Apr 23 13:26 gradlew.bat -rw-r–r– 1 ..
I am trying to create a Dockerfile for a service in my application. In order to run the service (without the Dockerfile), I type the following commands: mvn clean package -DskipTests – to build the project java -jar calculatorws-rest/target/calculatorws-rest-0.0.1.jar – to run the service After these commands, the service executes without any error. In order ..
After entering terminal ./mvnw package -Dmaven.test.skip = true im getting this mistake : ‘/.mvnw’ is not recognized as an internal or external command, operable program or batch file. Source: Dockerfile..
I play go on kgs. The client is never updated. For security reasons I wanted to put it in a container. On my ubuntu host pc I can launch the client without any problem. The java version used is : $ java -version openjdk version "1.8.0_275" OpenJDK Runtime Environment (build 1.8.0_275-8u275-b01-0ubuntu1~18.04-b01) OpenJDK 64-Bit Server VM ..
i have a Dockerfile in which i need to provide build argument before running Dockerfile. ARG JAR_VERSION=${JAR_VERSION} FROM openjdk:8-jre-slim ADD App1-${JAR_VERSION}-SNAPSHOT.jar /opt/myapp/examples/App1-${JAR_VERSION}-SNAPSHOT.jar Not able to figure out why ADD command is not working as required, i have tried multiple ways, but no luck i am supplying build arg on while building image as docker build ..
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