查看映射docker容器的路径
docker inspect container_name | grep Mounts -A 20（container_name :容器的名字，也可以写容器的id）
"Mounts": [
{
"Type": "bind",
"Source": "/var/jenkins_node",
"Destination": "/var/jenkins_home",
"Mode": "",
"RW": true,
"Propagation": "rprivate"
}
],
"Config": {
"Hostname": "01da9821d5b6",
"Domainname": "",
"User": "root",
"AttachStdin": false,
"AttachStdout": false,
"AttachStderr": false,
"ExposedPorts": {
"50000/tcp": {},
"8080/tcp": {}
},
原文：https://www.cnblogs.com/zhangwei-qianqian/p/14848590.html