如何解决自由:devc:<dockerfile> 不被尊重 其他想法
我观察到 <dockerfile>
元素,尽管它指向一个有效的 Dockerfile
并没有被 liberty:devc
接受。
考虑来自 mvn help:effective-pom
的这个输出:
<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>
<parent>
<groupId>javaee-cafe</groupId>
<artifactId>javaee-cafe-parent</artifactId>
<version>1.0.0</version>
<relativePath />
</parent>
<groupId>javaee-cafe</groupId>
<artifactId>javaee-cafe-jcache</artifactId>
<version>1.0.3</version>
<packaging>war</packaging>
<name>javaee-cafe-jcache</name>
<properties>
<dockerFileName>Dockerfile</dockerFileName>
<failOnMissingWebXml>false</failOnMissingWebXml>
<!-- elided -->
<usrDirectory>/home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr</usrDirectory>
</properties>
<dependencies><!-- elided --></dependencies>
<build>
<sourceDirectory>/home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/src/main/java</sourceDirectory>
<!-- elided -->
<resources>
<resource>
<filtering>true</filtering>
<directory>/home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/src/main/resources</directory>
</resource>
</resources>
<directory>/home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target</directory>
<finalName>javaee-cafe-jcache</finalName>
<plugins>
<!-- elided -->
<plugin>
<groupId>io.openliberty.tools</groupId>
<artifactId>liberty-maven-plugin</artifactId>
<version>3.3.4</version>
<executions>
<execution>
<id>package-server</id>
<phase>package</phase>
<goals>
<goal>create</goal>
<goal>install-feature</goal>
<goal>deploy</goal>
</goals>
<configuration>
<container>true</container>
<dockerfile>/home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/Dockerfile</dockerfile>
<libertyRuntimeVersion>[21.0.0.5,)</libertyRuntimeVersion>
<serverXmlFile>/home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr/servers/defaultServer/server.xml</serverXmlFile>
<copyDependencies><!-- elided --></copyDependencies>
<outputDirectory>/home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/wlp-package</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
</build>
</project>
当我运行 mvn liberty:devc
时,我看到以下输出:
[INFO] Scanning for projects...
[INFO]
[INFO] -------------------< javaee-cafe:javaee-cafe-jcache >-------------------
[INFO] Building javaee-cafe-jcache 1.0.3
[INFO] --------------------------------[ war ]---------------------------------
[INFO]
[INFO] --- liberty-maven-plugin:3.3.4:devc (default-cli) @ javaee-cafe-jcache ---
[INFO] CWWKM2102I: Using artifact based assembly archive : io.openliberty:openliberty-kernel:null:21.0.0.5:zip.
[INFO] CWWKM2102I: Using installDirectory : /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp.
[INFO] CWWKM2102I: Using serverName : defaultServer.
[INFO] CWWKM2102I: Using serverDirectory : /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr/servers/defaultServer.
<!-- elided -->
[INFO] Running liberty:deploy
[INFO] The liberty.runtime.version property value [21.0.0.5,) is used for the runtimeArtifact version.
[INFO] CWWKM2102I: Using artifact based assembly archive : io.openliberty:openliberty-kernel:null:21.0.0.5:zip.
[INFO] CWWKM2102I: Using installDirectory : /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp.
[INFO] CWWKM2102I: Using serverName : defaultServer.
[INFO] CWWKM2102I: Using serverDirectory : /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr/servers/defaultServer.
[INFO] copying 1 file to /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr/servers/defaultServer
[WARNING] The /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/src/main/liberty/config/server.xml file is overwritten by the /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr/servers/defaultServer/server.xml file.
[INFO] copying 1 file to /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr/servers/defaultServer
[INFO] CWWKM2144I: Update server configuration file server.xml from /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr/servers/defaultServer/server.xml.
[INFO] CWWKM2144I: Update server configuration file bootstrap.properties from inlined configuration.
<!-- elided -->
[INFO] CWWKM2185I: The liberty-maven-plugin configuration parameter "appsDirectory" value defaults to "apps".
[INFO] CWWKM2160I: Installing application javaee-cafe-jcache.war.xml.
[INFO] Parsing the server file /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr/servers/defaultServer/server.xml for features and includes.
[INFO] copying 1 file to /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/liberty/wlp/usr/servers/defaultServer
[INFO] CWWKM2144I: Update server configuration file server.xml from /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/src/main/liberty/config/server.xml.
[INFO] CWWKM2144I: Update server configuration file bootstrap.properties from inlined configuration.
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 5.665 s
[INFO] Finished at: 2021-06-10T18:05:42-04:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal io.openliberty.tools:liberty-maven-plugin:3.3.4:devc (default-cli) on project javaee-cafe-jcache: No Dockerfile was found at /home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/Dockerfile. Create a Dockerfile at the specified location to use dev mode with container support. For an example of how to configure a Dockerfile,see https://github.com/OpenLiberty/ci.docker -> [Help 1]
<!-- elided -->
Compilation exited abnormally with code 1 at Thu Jun 10 18:05:42
看起来 <dockerfile>
虽然存在,但并未受到尊重。
<dockerfile>/home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/Dockerfile</dockerfile>
谢谢,
埃德
解决方法
解决方案:使用插件级配置(不是执行级)
您需要在插件级别而不是执行级别添加配置。
所以它应该看起来更像:
User
<plugin>
<groupId>io.openliberty.tools</groupId>
<artifactId>liberty-maven-plugin</artifactId>
<version>3.3.4</version>
<configuration>
<dockerfile>/home/edburns/workareas/open-liberty-on-aks/javaee-app-redisson/target/Dockerfile</dockerfile>
<!-- ... rest of config ... -->
</configuration>
</plugin>
和 liberty:dev
目标将生命周期封装在单个目标中,在循环中迭代执行,但对执行级配置的用处不大。 (不确定这是否真的记录得很好。)
其他想法
如果您查看我们的示例指南(如 pom.xml)中的 this one,您会发现我们甚至不需要配置其他 Liberty 目标(如创建、部署等),这些目标绑定到诸如 package.json 之类的阶段。
我们只是使用liberty:dev和liberty:devc进行迭代开发,然后到了构建镜像的时候,我们做liberty:devc
让maven-war-plugin构建war,然后做Docker build 将 WAR 构建到应用映像中。
当然,您可能有理由包含此内容,而我正在跑题,但只是在此处添加更多上下文。
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