Detect if code is running inside a docker container.
Check the filesystem type of /, if it is OverlayFS assume the code
is running inside a Docker container.
OverlayFS cf: https://docs.docker.com/storage/storagedriver/select-storage-driver/.
git clone https://github.com/PicoJr/inside-docker
cd inside-docker/
cargo run --example test-inside-docker
output: inside docker: Some(false)
vs inside Docker
[root@0b132d21e4f0 project]# ./target/debug/examples/test-inside-docker
output: inside docker: Some(true)
vs inside Podman
[root@97250d70ca08 project]# ./target/debug/examples/test-inside-docker
output: inside docker: Some(true)
Please see the CHANGELOG for a release history.
Dual-licensed under MIT or the Apache License V2.0.