1 files changed, 174 insertions, 0 deletions
diff --git a/just_scripts/build-live-iso.sh b/just_scripts/build-live-iso.sh
new file mode 100755
index 0000000..5d40a05
--- /dev/null
+++ b/just_scripts/build-live-iso.sh
@@ -0,0 +1,174 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+project_root="$(git rev-parse --show-toplevel)"
+cd "${project_root}"
+
+image_name="${IMAGE_NAME:-localhost/$(just image_name)}"
+image_tag="${IMAGE_TAG:-$(just generate-default-tag)}"
+live_base_image="${LIVE_BASE_IMAGE:-quay.io/fedora/fedora-kinoite:44}"
+titanoboa_repository="${TITANOBOA_REPOSITORY:-https://github.com/Zeglius/titanoboa.git}"
+titanoboa_revision="${TITANOBOA_REVISION:-7737f4748458252ac827dca14b3d6dd09298472a}"
+source_image="${image_name}:${image_tag}"
+# Keep the payload in local container storage, but use the public update
+# reference as its local tag so Anaconda writes that reference as the boot
+# origin instead of persisting the temporary localhost name. OSTREE_IMAGE_REF
+# is intentionally tagless, matching the image-info contract.
+image_basename="${image_name##*/}"
+registry_organization="${REPO_ORGANIZATION:-aerocore-io}"
+registry_organization="${registry_organization,,}"
+ostree_image_ref="${OSTREE_IMAGE_REF:-ostree-image-signed:docker://ghcr.io/${registry_organization}/${image_basename}}"
+ostree_image_ref="${ostree_image_ref,,}"
+install_image_ref="${ostree_image_ref#ostree-image-signed:docker://}"
+install_image_ref="${install_image_ref#ostree-unverified-registry:docker://}"
+install_image_ref="${install_image_ref#docker://}"
+payload="${install_image_ref}:${image_tag}"
+output_dir="${project_root}/output"
+payload_archive="${output_dir}/install-payload.oci"
+iso="${output_dir}/aerocore-os-${image_tag}-live-amd64.iso"
+checksum="${iso}-CHECKSUM"
+api_socket="${PODMAN_SOCKET:-/run/podman/podman.sock}"
+if [[ "${EUID}" -eq 0 ]]; then
+  podman_cmd=(podman)
+  socket_test=(test -S "${api_socket}")
+else
+  podman_cmd=(sudo podman)
+  socket_test=(sudo test -S "${api_socket}")
+fi
+
+if ! "${socket_test[@]}"; then
+  echo "Podman API socket not found: ${api_socket}" >&2
+  echo "Set PODMAN_SOCKET to the rootful Podman socket and retry." >&2
+  exit 1
+fi
+
+ensure_rootful_image() {
+  local root_image_id user_image_id user_name user_uid copy_tmp
+
+  root_image_id="$("${podman_cmd[@]}" images \
+    --filter "reference=${source_image}" \
+    --format "{{.ID}}" | head -n1)"
+
+  if [[ -n "${root_image_id}" ]]; then
+    return 0
+  fi
+
+  if [[ "${EUID}" -ne 0 ]]; then
+    just _rootful_load_image "${image_name}" "${image_tag}"
+    return
+  fi
+
+  if [[ -z "${SUDO_USER:-}" ]]; then
+    return
+  fi
+
+  user_name="${SUDO_USER}"
+  user_uid="$(id -u "${user_name}")"
+  user_image_id="$(sudo -u "${user_name}" \
+    env XDG_RUNTIME_DIR="/run/user/${user_uid}" \
+    podman images \
+      --filter "reference=${source_image}" \
+      --format "{{.ID}}" | head -n1)"
+
+  if [[ -z "${user_image_id}" ]]; then
+    return
+  fi
+
+  copy_tmp="$(mktemp -p "${project_root}" -d -t _build_podman_scp.XXXXXXXXXX)"
+  TMPDIR="${copy_tmp}" podman image scp \
+    "${user_uid}@localhost::${source_image}" \
+    "root@localhost::${source_image}"
+  rm -rf "${copy_tmp}"
+}
+
+validate_install_payload() {
+  # Run on the build host rather than from installer/Containerfile. Nested
+  # Podman has no /dev/fuse in the build sandbox, while this check needs to
+  # mount the payload rootfs to inspect the bootupd label source.
+  "${podman_cmd[@]}" run --rm --network none --entrypoint /usr/bin/bash \
+    "${source_image}" -ceu '
+      system_release_target=$(readlink -f /etc/system-release)
+      if od -An -v -tx1 "$system_release_target" | awk '\''{ for (i = 1; i <= NF; i++) if ($i == "00") found = 1 } END { exit(found ? 0 : 1) }'\''; then
+        echo "Install payload has a NUL byte in ${system_release_target}" >&2
+        exit 1
+      fi
+      case "$(<"$system_release_target")" in
+        "AeroCore OS release $(rpm -E %fedora) ("*) ;;
+        *)
+          echo "Unexpected system-release: $(<"$system_release_target")" >&2
+          exit 1
+          ;;
+      esac
+      jq -e '\''.["image-name"] == "aerocore-os" and .["image-vendor"] == "aerocore-io"'\'' \
+        /usr/share/ublue-os/image-info.json >/dev/null
+    '
+}
+
+mkdir -p "${output_dir}"
+ensure_rootful_image
+validate_install_payload
+
+"${podman_cmd[@]}" tag "${source_image}" "${payload}"
+"${podman_cmd[@]}" save --format oci-archive --output "${payload_archive}" "${payload}"
+
+"${podman_cmd[@]}" build \
+  --cap-add sys_admin \
+  --security-opt label=disable \
+  --build-arg "BASE_IMAGE=${live_base_image}" \
+  --build-arg "INSTALL_IMAGE_PAYLOAD=${payload}" \
+  --build-arg "INSTALL_IMAGE_PAYLOAD_ARCHIVE=/install-payload.oci" \
+  --build-arg "INSTALL_IMAGE_TAG=${image_tag}" \
+  --build-arg "OSTREE_IMAGE_REF=${ostree_image_ref}" \
+  --tag "${payload}" \
+  --file installer/Containerfile \
+  .
+
+if [[ "${EUID}" -eq 0 ]]; then
+  rm -f "${iso}" "${checksum}"
+else
+  sudo rm -f "${iso}" "${checksum}"
+fi
+
+tmp_titanoboa="$(mktemp -d -t aerocore-titanoboa.XXXXXXXXXX)"
+trap 'rm -rf "${tmp_titanoboa}"' EXIT
+
+git clone --quiet --filter=blob:none --no-checkout \
+  "${titanoboa_repository}" "${tmp_titanoboa}"
+git -C "${tmp_titanoboa}" fetch --quiet origin "${titanoboa_revision}"
+git -C "${tmp_titanoboa}" checkout --quiet "${titanoboa_revision}"
+
+# Keep this invocation aligned with the pinned revision's GitHub Action.
+# This revision exposes main.sh rather than a Justfile.
+(
+  cd "${tmp_titanoboa}"
+  env \
+    CI=1 \
+    TITANOBOA_CTR_IMAGE="${payload}" \
+    TITANOBOA_OUTPUT_DIR="${tmp_titanoboa}/output" \
+    "${tmp_titanoboa}/main.sh"
+)
+
+titanoboa_iso="$(find "${tmp_titanoboa}/output" -maxdepth 1 -type f -name '*.iso' -print -quit)"
+if [[ ! -f "${titanoboa_iso}" ]]; then
+  echo "Titanoboa did not produce an ISO in ${tmp_titanoboa}/output" >&2
+  exit 1
+fi
+if [[ "${EUID}" -eq 0 ]]; then
+  rm -f "${iso}" "${checksum}"
+  mv "${titanoboa_iso}" "${iso}"
+else
+  sudo rm -f "${iso}" "${checksum}"
+  sudo mv "${titanoboa_iso}" "${iso}"
+fi
+
+if [[ -f "${iso}" ]]; then
+  if [[ "${EUID}" -ne 0 ]]; then
+    sudo chown "$(id -u):$(id -g)" "${iso}"
+    sudo rm -f "${checksum}"
+    (cd "${output_dir}" && sha256sum "$(basename "${iso}")") | sudo tee "${checksum}"
+    sudo chown "$(id -u):$(id -g)" "${checksum}"
+  else
+    (cd "${output_dir}" && sha256sum "$(basename "${iso}")") | tee "${checksum}"
+  fi
+fi