Maven,Docker获取主机系统的实际IP地址

问题描述 投票:0回答:1

使用Maven和docker-maven-plugin我已经配置了Apache Kafka + ZooKeeper容器:

<image>
    <name>wurstmeister/zookeeper:${zookeeper.version}</name>
    <alias>zookeeper</alias>
    <run>
        <ports>
            <port>${zookeeper.port}:2181</port>
        </ports>
    </run>
</image>

<image>
    <name>wurstmeister/kafka:${kafka.version}</name>
    <alias>kafka</alias>
    <run>
        <ports>
            <port>9093:9092</port>
        </ports>
        <links>
            <link>zookeeper:zookeeper</link>
        </links>
        <env>
            <KAFKA_ADVERTISED_HOST_NAME>192.168.1.202</KAFKA_ADVERTISED_HOST_NAME>
            <KAFKA_ADVERTISED_PORT>9093</KAFKA_ADVERTISED_PORT>
            <KAFKA_ZOOKEEPER_CONNECT>zookeeper:${zookeeper.port}</KAFKA_ZOOKEEPER_CONNECT>
        </env>
    </run>
</image>

如您所见,为了使其正常工作,我必须提供主机系统的实际IP地址:

<KAFKA_ADVERTISED_HOST_NAME>192.168.1.202</KAFKA_ADVERTISED_HOST_NAME>

有没有办法在Maven或docker-maven-plugin自动获取此IP地址而无需对其进行硬编码?

更新

我找到了允许我检索主机IP地址的插件:

        <plugin>
            <groupId>org.codehaus.mojo</groupId>
            <artifactId>build-helper-maven-plugin</artifactId>
            <executions>
                <execution>
                    <id>get-local-ip</id>
                    <goals>
                        <goal>local-ip</goal>
                    </goals>
                    <configuration>
                        <localIpProperty>local.ip</localIpProperty>
                    </configuration>
                </execution>
            </executions>
        </plugin>

但是为了使用它,我需要在其余的Maven命令之前执行build-helper:local-ip目标:

mvn build-helper:local-ip docker:start

如何将此插件与某个阶段/目标绑定,以便在某些早期初始化阶段自动调用它,而不需要每次手动调用build-helper:local-ip

maven docker maven-3 docker-maven-plugin
1个回答
1
投票

From the docs for build-helper-maven-plugin

默认情况下绑定到生命周期阶段:process-test-classes

您可以将其更改为绑定到您想要的任何阶段,例如

            <plugin>
            <groupId>org.codehaus.mojo</groupId>
            <artifactId>build-helper-maven-plugin</artifactId>
            <executions>
                <execution>
                    <goals>
                        <goal>local-ip</goal>
                    </goals>
                    <phase>initialize</phase>
                </execution>
            </executions>
        </plugin>
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