容器内部获取容器ID

命令行方式

root@0d0f2091acae:/# sed -n 2p /proc/self/cgroup| cut -d/ -f3
0d0f2091acae961aee733318550d360355ecc6a5cf60e821d8f7a9cd6d62520a

Python 代码

root@0d55f3d23b30:/# python
Python 2.7.18 (default, Mar  8 2021, 13:02:45)
[GCC 9.3.0] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import socket; print(socket.gethostname())
0d55f3d23b30