Name: fork() + unshare() == container
Uploaded: 2024-05-02T01:31:21+00:00
Duration: 5 min 56 s
Description: Taking things apart is the best way to figure out how they work. In this first breakdown, I go through the process of using fork to create a child process. Then, unshare is used to create a new PID na

2 months ago

Technology Education containers docker fork linux namespaces syscalls unshare

Taking things apart is the best way to figure out how they work. In this first breakdown, I go through the process of using fork to create a child process. Then, unshare is used to create a new PID namespace for the child process after which the child sees itself as PID 1.

code: https://github.com/g0t4/examples/blob/master/containers/ns/fork/fork.cpp

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