snapcraft.yaml

name: core26
# version: "26"
adopt-info: bootstrap
summary: Runtime environment based on Ubuntu 24.04
description: |
  The base snap based on the Ubuntu 24.04 release.
confinement: strict
type: base
# This one is to trick snapcraft to not use legacy code
build-base: devel
grade: devel
assumes: [snapd2.55.5]

parts:
  chisel-libs:
    plugin: nil
    build-packages:
      - golang
    source: https://github.com/Meulengracht/chisel-releases.git
    source-type: git
    source-branch: ubuntu-24.04
    override-build: |
      go install github.com/canonical/chisel/cmd/chisel@latest
      SLICES=(
        bash_bins
        base-files_base
        ca-certificates_data
        coreutils_bins
        mount_bins
        openssh-server_bins
        passwd_config
        libc6_config
        libc6_gconv
        libwrap0_host-files
        sed_bins
        tzdata_zoneinfo
      )
      
      case "$(dpkg --print-architecture)" in
          amd64|i386)
              SLICES+=(secureboot-db_data)
              ;;
      esac

      CHISEL_CACHE_DIR="$(mktemp -d)"

      XDG_CACHE_HOME="$CHISEL_CACHE_DIR" chisel cut --release="${CRAFT_PART_SRC}" --root "${CRAFT_PART_INSTALL}" "${SLICES[@]}"

      # Install foreign libraries
      case "$(dpkg --print-architecture)" in
          amd64)
              XDG_CACHE_HOME="$CHISEL_CACHE_DIR" chisel cut --arch=i386 --release="${CRAFT_PART_SRC}" --root "${CRAFT_PART_INSTALL}" libnss-mdns_libs libc6_libs libc6_gconv libc6_config libgcc-s1_libs
              ;;
          arm64)
              XDG_CACHE_HOME="$CHISEL_CACHE_DIR" chisel cut --arch=armhf --release="${CRAFT_PART_SRC}" --root "${CRAFT_PART_INSTALL}" libnss-mdns_libs libc6_libs libc6_gconv libc6_config libgcc-s1_libs
              ;;
      esac

      "${CRAFT_PROJECT_DIR}/generate-manifest.sh" "$CHISEL_CACHE_DIR/chisel/sha256" "${CRAFT_PART_INSTALL}"

  splash-theme:
    plugin: dump
    source: https://github.com/snapcore/plymouth-theme-ubuntu-core.git
    source-type: git
    organize:
      ubuntu-core: usr/share/plymouth/themes/ubuntu-core
  
  bootstrap:
    after:
      - chisel-libs
    plugin: make
    source: .
    build-packages:
      - shellcheck
      - distro-info
    override-pull: |
      craftctl set version="$(/bin/date +%Y%m%d)"
      craftctl default
    override-prime: |
      craftctl default

      # run all the hooks
      cd ${CRAFT_PART_SRC} && make hooks DESTDIR=${CRAFT_PRIME}

      # ensure build-in tests are run
      cd ${CRAFT_PART_SRC} && make test TESTDIR=${CRAFT_PRIME}