【成神之路】Ambari实战-013-代码生命周期-metainfo-configFiles详解

1.Redis 集群 metainfo.xml 示例

<?xml version="1.0"?>
<metainfo>
    <schemaVersion>2.0</schemaVersion>
    <services>
        <service>
            <!-- Redis 集群服务的基本信息 -->
            <name>REDIS</name>
            <displayName>Redis</displayName>
            <comment>
                Component Redis Power By JaneTTR . mail: 3832514048@qq.com ,git: https://gitee.com/tt-bigdata/ambari-env
            </comment>
            <version>7.4.0</version>

            <!-- Redis 集群组件定义 -->
            <components>
                <!-- Redis 主节点组件 -->
                <component>
                    <name>REDIS_MASTER</name>
                    <displayName>Redis Master</displayName>
                    <category>MASTER</category>
                    <cardinality>3+</cardinality> <!-- Redis 集群至少需要 3 个主节点 -->
                    <versionAdvertised>true</versionAdvertised>
                    <commandScript>
                        <script>scripts/redis_master.py</script> <!-- Python 脚本 -->
                        <scriptType>PYTHON</scriptType>
                    </commandScript>
                </component>

                <!-- Redis 从节点组件 -->
                <component>
                    <name>REDIS_SLAVE</name>
                    <displayName>Redis Slave</displayName>
                    <category>SLAVE</category>
                    <cardinality>3+</cardinality> <!-- 从节点可以是 0 或多个 -->
                    <versionAdvertised>true</versionAdvertised>
                    <commandScript>
                        <script>scripts/redis_slave.py</script> <!-- Python 脚本 -->
                        <scriptType>PYTHON</scriptType>
                    </commandScript>
                </component>

                <!-- Redis 客户端组件 -->
                <component>
                    <name>REDIS_CLIENT</name>
                    <displayN