chore(cleanup): remove legacy OS technology demo (#256)

hack/ci/assemble-release-assets.sh

@@ -47,9 +47,6 @@ do
   elif [ "${FORM}" = "bundle-systemd" ]
   then
     asset "${SOURCE_FILE_PATH}" "target/assets/krata-systemd_${TAG_NAME}_${PLATFORM}.tgz"
-  elif [ "${FORM}" = "os" ]
-  then
-    asset "${SOURCE_FILE_PATH}" "target/assets/krata_${TAG_NAME}_${PLATFORM}.qcow2"
   else
     echo "ERROR: Unknown form '${FORM}'"
     exit 1

hack/code/shellcheck.sh

@@ -5,4 +5,3 @@ REAL_SCRIPT="$(realpath "${0}")"
 cd "$(dirname "${REAL_SCRIPT}")/../.."
 
 find hack -type f -name '*.sh' -print0 | xargs -0 shellcheck -x
-find os/internal -type f -name '*.sh' -print0 | xargs -0 shellcheck -x

hack/os/build.sh

@@ -1,119 +0,0 @@
-#!/bin/sh
-set -e
-
-REAL_SCRIPT="$(realpath "${0}")"
-cd "$(dirname "${REAL_SCRIPT}")/../.."
-
-./hack/dist/apk.sh
-KRATA_VERSION="$(./hack/dist/version.sh)"
-TARGET_ARCH="$(./hack/build/arch.sh)"
-TARGET_ARCH_ALT="$(KRATA_ARCH_KERNEL_NAME=1 ./hack/build/arch.sh)"
-CROSS_COMPILE="$(./hack/build/cross-compile.sh)"
-
-TARGET_DIR="${PWD}/target"
-TARGET_OS_DIR="${TARGET_DIR}/os"
-mkdir -p "${TARGET_OS_DIR}"
-cp "${TARGET_DIR}/dist/krata_${KRATA_VERSION}_${TARGET_ARCH}.apk" "${TARGET_OS_DIR}/krata-${TARGET_ARCH}.apk"
-
-DOCKER_FLAGS="--platform linux/${TARGET_ARCH_ALT}"
-if [ -t 0 ]
-then
- DOCKER_FLAGS="${DOCKER_FLAGS} -it"
-fi
-
-if [ "${CROSS_COMPILE}" = "1" ]
-then
-  docker run --privileged --rm tonistiigi/binfmt --install all
-fi
-
-ROOTFS="${TARGET_OS_DIR}/rootfs-${TARGET_ARCH}.tar"
-
-# shellcheck disable=SC2086
-docker run --rm --privileged -v "${PWD}:/mnt" ${DOCKER_FLAGS} alpine:latest "/mnt/os/internal/stage1.sh" "${TARGET_ARCH}"
-sudo chown "${USER}:${GROUP}" "${ROOTFS}"
-sudo modprobe nbd
-
-next_nbd_device() {
-  find /dev -maxdepth 2 -name 'nbd[0-9]*' | while read -r DEVICE
-  do
-    if [ "$(sudo blockdev --getsize64 "${DEVICE}")" = "0" ]
-    then
-      echo "${DEVICE}"
-      break
-    fi
-  done
-}
-
-NBD_DEVICE="$(next_nbd_device)"
-
-if [ -z "${NBD_DEVICE}" ]
-then
-  echo "ERROR: unable to allocate nbd device" > /dev/stderr
-  exit 1
-fi
-
-OS_IMAGE="${TARGET_OS_DIR}/krata-${TARGET_ARCH}.qcow2"
-EFI_PART="${NBD_DEVICE}p1"
-ROOT_PART="${NBD_DEVICE}p2"
-ROOT_DIR="${TARGET_OS_DIR}/root-${TARGET_ARCH}"
-EFI_DIR="${ROOT_DIR}/boot/efi"
-
-cleanup() {
-  trap '' EXIT HUP INT TERM
-  sudo umount -R "${ROOT_DIR}" > /dev/null 2>&1 || true
-  sudo umount "${EFI_PART}" > /dev/null 2>&1 || true
-  sudo umount "${ROOT_PART}" > /dev/null 2>&1 || true
-  sudo qemu-nbd --disconnect "${NBD_DEVICE}" > /dev/null 2>&1 || true
-  sudo rm -rf "${ROOT_DIR}"
-}
-
-rm -f "${OS_IMAGE}"
-qemu-img create -f qcow2 "${OS_IMAGE}" "2G"
-
-trap cleanup EXIT HUP INT TERM
-sudo qemu-nbd --connect="${NBD_DEVICE}" --cache=writeback -f qcow2 "${OS_IMAGE}"
-printf '%s\n' \
-			 'label: gpt' \
-			 'name=efi,type=U,size=128M,bootable' \
-			 'name=system,type=L' | sudo sfdisk "${NBD_DEVICE}"
-sudo mkfs.fat -F32 -n EFI "${EFI_PART}"
-sudo mkfs.ext4 -L root -E discard "${ROOT_PART}"
-
-mkdir -p "${ROOT_DIR}"
-
-sudo mount -t ext4 "${ROOT_PART}" "${ROOT_DIR}"
-sudo mkdir -p "${EFI_DIR}"
-sudo mount -t vfat "${EFI_PART}" "${EFI_DIR}"
-
-sudo tar xf "${ROOTFS}" -C "${ROOT_DIR}"
-ROOT_UUID="$(sudo blkid "${ROOT_PART}" | sed -En 's/.*\bUUID="([^"]+)".*/\1/p')"
-EFI_UUID="$(sudo blkid "${EFI_PART}" | sed -En 's/.*\bUUID="([^"]+)".*/\1/p')"
-echo "${ROOT_UUID}"
-
-sudo mkdir -p "${ROOT_DIR}/proc" "${ROOT_DIR}/dev" "${ROOT_DIR}/sys"
-sudo mount -t proc none "${ROOT_DIR}/proc"
-sudo mount --bind /dev "${ROOT_DIR}/dev"
-sudo mount --make-private "${ROOT_DIR}/dev"
-sudo mount --bind /sys "${ROOT_DIR}/sys"
-sudo mount --make-private "${ROOT_DIR}/sys"
-
-sudo cp "${PWD}/os/internal/stage2.sh" "${ROOT_DIR}/stage2.sh"
-echo "${ROOT_UUID}" | sudo tee "${ROOT_DIR}/root-uuid" > /dev/null
-sudo mv "${ROOT_DIR}/etc/resolv.conf" "${ROOT_DIR}/etc/resolv.conf.orig"
-sudo cp "/etc/resolv.conf" "${ROOT_DIR}/etc/resolv.conf"
-sudo chroot "${ROOT_DIR}" /bin/sh -c "/stage2.sh ${TARGET_ARCH} ${TARGET_ARCH_ALT}"
-sudo mv "${ROOT_DIR}/etc/resolv.conf.orig" "${ROOT_DIR}/etc/resolv.conf"
-sudo rm -f "${ROOT_DIR}/stage2.sh"
-sudo rm -f "${ROOT_DIR}/root-uuid"
-
-{
-  echo "# krata fstab"
-  echo "UUID=${ROOT_UUID} / ext4 relatime 0 1"
-  echo "UUID=${EFI_UUID} / vfat rw,relatime,fmask=0133,codepage=437,iocharset=ascii,shortname=mixed,utf8,errors=remount-ro 0 2"
-} | sudo tee "${ROOT_DIR}/etc/fstab" > /dev/null
-
-cleanup
-
-OS_SMALL_IMAGE="${TARGET_OS_DIR}/krata-${TARGET_ARCH}.small.qcow2"
-qemu-img convert -O qcow2 "${OS_IMAGE}" "${OS_SMALL_IMAGE}"
-mv -f "${OS_SMALL_IMAGE}" "${OS_IMAGE}"