spring - Spring/GitHub/Docker - 错误:jarfile 无效或损坏
问题描述
我是 Docker 新手。Probalby我在做一些愚蠢的事情。当我在本地构建我的项目时,我可以使用 docker 毫无问题地运行它。我的项目配置如下:
应用程序属性
spring.application.name=dockertest
server.port=8081
pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>ch.meyenberger.webapps</groupId>
<artifactId>dockertest</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>dockertest</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.3.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Finchley.SR1</spring-cloud.version>
<docker.image.prefix>meyenbergerwebapps</docker.image.prefix>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
<plugin>
<groupId>com.spotify</groupId>
<artifactId>dockerfile-maven-plugin</artifactId>
<version>1.3.6</version>
<configuration>
<repository>${docker.image.prefix}/${project.artifactId}</repository>
<buildArgs>
<JAR_FILE>target/${project.build.finalName}.jar</JAR_FILE>
</buildArgs>
</configuration>
</plugin>
</plugins>
</build>
</project>
Dockerfile
FROM openjdk:8-jdk-alpine
VOLUME /tmp
ARG JAR_FILE
COPY ${JAR_FILE} app.jar
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/app.jar"]
因此,当我将代码推送到 GitHub 存储库时,我配置了一个自动 Docker 构建。当我这样做时docker pull meyenbergerwebapps/dockertest
,docker run -p 8081:8081 -t meyenbergerwebapps/dockertest
我总是收到以下错误Error: Invalid or corrupt jarfile /app.jar
。我做错了什么?当我手动执行此操作时,它可以工作。
我按照本指南https://spring.io/guides/gs/spring-boot-docker/看不出有什么不同。谢谢你的帮助!
解决方案
从错误中我认为您的 Jar 文件的路径无法访问。您确定要提及 jar 文件的写入路径吗?你能试试这个吗?
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom"," jar","app.jar"]
推荐阅读
- node.js - 集成测试 node.js socket.io 服务器
- c# - Docker for C# core (linux type) 行为 - 与镜像构建相关
- angular - Angular 7 CLI 以编程方式
- html - 显示当前 div 侧边栏
- codenameone - QRScanner 使用前置摄像头
- django - Django CreateView - created_by,modified_by mixin 不起作用
- java - 迁移到 androidx 后的 ClassNotFoundException
- python - 如何在python中对月份列进行排序后找到平均值
- heroku - 是否可以将 redisgraph 与 heroku 一起使用?
- javascript - 将样式添加到 javascript 变量