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Add OS build instructions for Podman

This commit is contained in:
Jan Schär 2025-04-11 14:19:59 +02:00
parent bee5eb3984
commit 7a83c50208
1 changed files with 8 additions and 4 deletions
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os/readme.md
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@ -23,7 +23,7 @@ However, VirtualBox (contained in the installer variant) only works with Secure
## How to build an ISO
We run the build inside a Docker container, so you need Docker installed on your host.
We run the build inside a container, so you need Podman (or Docker) installed on your host.
Building works on Linux hosts, other OSes are untested.
First, obtain the configuration files and put them in the folder `config`.
@ -32,11 +32,16 @@ If you want to create your own config, see the folder `config-example` for examp
Run the following commands in the repository root folder.
The `--privileged` flag is needed for mounting `/proc` and similar in the target system root.
You can try replacing it with `--cap-add=sys_admin,mknod --security-opt apparmor=unconfined` to reduce the privileges.
```bash
mkdir -p osbuild/build
sudo podman pull debian:bookworm
sudo podman run --rm -it --privileged --mount type=bind,source="$(pwd)",target=/work --workdir /work/osbuild/build debian:bookworm
# Alternative with Docker:
sudo docker pull debian:bookworm
sudo docker run --rm -it --privileged --mount type=bind,source="$(pwd)",target=/work --workdir /work debian:bookworm
sudo docker run --rm -it --privileged --mount type=bind,source="$(pwd)",target=/work --workdir /work/osbuild/build debian:bookworm
```
Inside the container, run the following commands.
@ -50,7 +55,6 @@ apt-get update
# unzip: for codeblocks plugin
# build-essential, debhelper: for building custom udeb
apt-get install --no-install-recommends python3 ca-certificates live-build rsync cpio unzip build-essential debhelper
cd osbuild/build
python3 ../../os/build.py training-live
```
@ -60,7 +64,7 @@ Once the build is finished, you will find the ISO at `osbuild/build/live-image-a
During development, it's convenient to test the OS in a virtual machine.
Install QEMU on your host.
The following commands should be run outside the docker container.
The following commands should be run outside the container.
```bash
# training-live, legacy and EFI boot: