docker build --build-arg channel=stable -t quay.io/quay/quay-builder-qemu-coreos:staging .
flowchart LR
build[Dockerfile build]
stream[CoreOS stream metadata]
qcow[qcow2 image]
image[executor image]
userdata[USERDATA]
qemu[QEMU/KVM guest]
stream --> build
build --> qcow
qcow --> image
userdata --> image
image --> qemu
Key files: Dockerfile, start.sh, and build.sh. Validate image build with:
TAG=test IMAGE=quay-builder-qemu ./build.shFull validation needs a host that can run privileged containers with KVM.