拉取镜像:docker pull seataio/seata-server:1.2.0
    运行镜像：docker run —name seata-server -p 8092:8092 -d seataio/seata-server:1.2.0
    复制配置文件到主机：docker cp seata-server:/seata-server /home/dockerdata/seata （ps:如果没有/home/dockerdata/seata 则需要自己创建）
    停止服务：docker stop seata-server
    删除服务：docker rm seata-server
    重新运行服务：docker run -d —restart always —name seata-server -p 8092:8092 -v /home/dockerdata/seata/seata-server:/seata-server -e SEATA_IP=172.21.135.184 -e SEATA_PORT=8092 seataio/seata-server:1.2.0
    切换到seata配置目录:cd /home/dockerdata/seata/seata-server/resources
    修改registry.conf文件
    image.png
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    修改file.conf
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    重启服务:docker restart seata-server
    docker logs seata-server #查看启动日志