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Building (Docker)

Docker is used to build official releases, and nightly images in Ubuntu LTS 20.04 Docker containers at the teams https://github.com/LibreELEC/actions CI/CD.
The following links will help you get started with using docker to build LibreELEC.

Build Container

# apply patches to make the image like in CI
sed -i -e "/^USER docker/i RUN ln -s /usr/bin/gcc-10 /usr/bin/cc" tools/docker/focal/Dockerfile
# per tools/docker/README.md
docker build --pull -t libreelec tools/docker/focal

Run Commands

For a list of commands, see Build (Basics).

Basic

docker run \
--it --rm \
--log-driver none \
-v `pwd`:/build -w /build \
-e PROJECT=Generic \
-e ARCH=x86_64 \
-e MTPROGRESS=yes \
libreelec CMD

Advanced

Limit CPU and RAM so your system remains responsive.
docker run \
--it --rm \
--log-driver none \
-v `pwd`:/build -w /build \
`# setting these the same disables swapping` \
--memory "6g" --memory-swap "6g" \
`# uses all cpus, but will reserve cycles on each` \
`#--cpus "4"` \
`# limit to certain processors` \
--cpuset-cpus "0-3" \
-e PROJECT=Generic \
-e ARCH=x86_64 \
-e MTPROGRESS=yes \
libreelec CMD