Add demo iso

features/_iso/README.md

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+## Feature: _iso
+
+## !! USE THIS FOR DEMO PURPOSES ONLY !!
+
+### Description
+<website-feature>
+
+This feature flag creates an `.iso` artifact of Garden Linux.
+The root user has a hardcoded password _gardenlinux_
+</website-feature>
+
+### Features
+This feature simply creates a bootable `.iso` image as an additional artifact.
+
+### Meta
+|||
+|---|---|
+|type|flag|
+|artifact|None|
+|included_features|None|
+|excluded_features|None|

features/_iso/exec.config

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+echo "root:gardenlinux" | chpasswd -c YESCRYPT

features/_iso/file.include/etc/kernel/cmdline.d/99-serial.cfg

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+CMDLINE_LINUX="$CMDLINE_LINUX console=ttyS0,115200"

features/_iso/file.include/opt/install/install.sh

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+#!/usr/bin/env bash
+set -ue
+
+thisDir=$(readlink -f $(dirname "${BASH_SOURCE[0]}"))
+
+targetDisk="$1"
+
+pushd "$thisDir"
+
+# remove all HD related boot entries
+for e in $(efibootmgr | awk '$NF ~ /^HD/ { print $1 }' | sed "s/Boot\([0-9A-F]*\)./\1/"); do
+  echo "Removing entry $e"
+  efibootmgr -B -b "$e" > /dev/null
+done
+
+# prepare disk for repart
+sgdisk -Z "$targetDisk"
+sgdisk -o "$targetDisk"
+
+# actually partition and populate with data
+mkdir -p /run/source
+mount --bind / /run/source
+systemd-repart --definitions repart/ --json=pretty --dry-run=off --copy-source=/run/source/ "$targetDisk"
+
+sleep 5
+
+# prepare mounts for chroot env
+target="/run/chroot"
+mkdir "$target" 
+mount /dev/disk/by-label/ROOT "$target" 
+mount /dev/disk/by-label/ESP "$target/efi"
+
+# prepare extra mounts
+pushd "$target" > /dev/null
+mount -t proc proc proc
+mount -t sysfs sys sys
+mount --bind /dev dev
+
+# regenerate initrd and generate loader entries
+chroot "$target" dracut -f /boot/initrd.img-"$(uname -r)"
+
+if mount --bind /sys/firmware/efi/efivars "$target/sys/firmware/efi/efivars"; then
+	# efi
+	chroot "$target" bootctl install
+	chroot "$target" kernel-install add "$(uname -r)" "/boot/vmlinuz-$(uname -r)" "/boot/initrd.img-$(uname -r)"
+else
+	# legacy
+	chroot "${target}" sfdisk --part-attrs "${targetDisk}" 1 LegacyBIOSBootable
+	chroot "${target}" dd if="/usr/lib/SYSLINUX/gptmbr.bin" of="${targetDisk}" bs=440 count=1 conv=notrunc
+	chroot "${target}" mkdir -p /efi/syslinux
+	chroot "${target}" cp /usr/lib/syslinux/modules/bios/menu.c32 /efi/syslinux/
+	chroot "${target}" cp /usr/lib/syslinux/modules/bios/libutil.c32 /efi/syslinux/
+	chroot "${target}" syslinux --directory syslinux --install /dev/disk/by-label/ESP
+	mkdir /run/chroot/efi/Default
+	chroot "$target" kernel-install add "$(uname -r)" "/boot/vmlinuz-$(uname -r)" "/boot/initrd.img-$(uname -r)"
+	chroot "${target}" update-syslinux
+fi
+
+echo "Safe to reboot"

features/_iso/file.include/opt/install/repart/00-efi.conf

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+# modify only the size to fit your needs
+[Partition]
+Type=esp
+Format=vfat
+SizeMinBytes=1024M
+SizeMaxBytes=1024M
+Label=ESP
+MountPoint=/efi

features/_iso/file.include/opt/install/repart/10-root.conf

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+# modify only the size to fit your needs, do not specify the size to use whatever space is left on disk
+[Partition]
+Type=root
+#SizeMinBytes=2G
+#SizeMaxBytes=2G
+CopyFiles=/
+CopyFiles=/boot
+Label=ROOT
+MountPoint=/

features/_iso/image.iso

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+#!/usr/bin/env bash
+set -euo pipefail
+
+input="$(realpath -- "$1")"
+output="$(realpath -- "$2")"
+
+dir="$(mktemp -d)"
+pushd "$dir" > /dev/null
+
+export PATH="/builder/image.d:$PATH"
+
+chroot_dir="$(mktemp -d)"
+mount -t tmpfs tmpfs "$chroot_dir"
+tar --extract --xattrs --xattrs-include '*' --directory "$chroot_dir" < "$input"
+
+mount --rbind --make-rprivate /proc "$chroot_dir/proc"
+mount --rbind --make-rprivate /sys "$chroot_dir/sys"
+mount --rbind --make-rprivate /dev "$chroot_dir/dev"
+mount --bind /usr/bin/false "${chroot_dir}/usr/bin/systemd-detect-virt"
+
+kernel=$(echo "${chroot_dir}"/boot/vmlinuz-* | tr " " '\n' | cut -d- -f 2- | sort -V | tail -1)
+chroot "$chroot_dir" dracut -f /tmp/initrd "${kernel}" -m "bash systemd systemd-initrd kernel-modules kernel-modules-extra terminfo dracut-systemd shutdown dmsquash-live" --reproducible
+
+# we use ukify because dracut 059 and systemd 254 don't mix, dracut generate a broken uki
+# https://github.com/dracutdevs/dracut/issues/2431
+# TODO: fix when dracut is fixed
+#chroot "${chroot_dir}" dracut -f /tmp/unified ${kernel} --uefi --kernel-cmdline "console=tty0 console=ttyS0,115200 rd.live.squashimg=squashfs.img root=live:CDLABEL=GardenlinuxISO rd.live.overlay.overlayfs rd.live.dir=live rd.live.ram"  -m "bash systemd systemd-initrd kernel-modules kernel-modules-extra terminfo dracut-systemd shutdown dmsquash-live" --reproducible
+chroot "${chroot_dir}" /lib/systemd/ukify build --output=/tmp/unified --linux=/boot/vmlinuz-"${kernel}" --initrd=/tmp/initrd --cmdline="console=tty0 console=ttyS0,115200 rd.live.squashimg=squashfs.img root=live:CDLABEL=GardenlinuxISO rd.live.overlay.overlayfs rd.live.dir=live rd.live.ram"
+
+umount -l "$chroot_dir/proc"
+umount -l "$chroot_dir/sys"
+umount -l "$chroot_dir/dev"
+umount "${chroot_dir}/usr/bin/systemd-detect-virt"
+
+mkdir CD_root
+mkdir CD_root/{isolinux,images,kernel,boot,boot/images,boot/syslinux,live}
+
+mksquashfs "$chroot_dir" "CD_root/live/squashfs.img" -comp lzo
+cp "${chroot_dir}/boot/"vmlinuz* "CD_root/boot/images/vmlinuz"
+mv "${chroot_dir}/tmp/"initrd* "CD_root/boot/images/initrd"
+mv "${chroot_dir}/tmp/unified" bootx64.efi
+
+#TODO: determine proper size
+dd if=/dev/zero of=efiboot.img bs=512 count=131072
+mkfs.msdos -F 16 -n 'EFIBOOTISO' efiboot.img
+mmd -i efiboot.img ::EFI
+mmd -i efiboot.img ::EFI/BOOT
+mcopy -i efiboot.img bootx64.efi ::EFI/BOOT/BOOTX64.EFI
+
+mv efiboot.img CD_root/isolinux/
+cp "${chroot_dir}/usr/lib/ISOLINUX/isolinux.bin" CD_root/isolinux/
+cp "${chroot_dir}/usr/lib/ISOLINUX/isohdpfx.bin" CD_root/isolinux/
+cp "${chroot_dir}/usr/lib/syslinux/modules/bios/ldlinux.c32" CD_root/isolinux
+
+cat << EOF > CD_root/isolinux/isolinux.cfg
+PATH /boot/syslinux
+DEFAULT loadconfig
+
+LABEL loadconfig
+  CONFIG /boot/syslinux/syslinux.cfg
+EOF
+
+cat << EOF > CD_root/boot/syslinux/syslinux.cfg
+MENU TITLE gardenlinux
+DEFAULT GardenlinuxRam
+
+LABEL GardenlinuxRam
+MENU LABEL Gardenlinux Live in RAM
+LINUX /boot/images/vmlinuz console=tty0 console=ttyS0,115200 rd.live.squashimg=squashfs.img root=live:CDLABEL=GardenlinuxISO rd.live.overlay.overlayfs rd.live.dir=live rd.live.ram
+INITRD /boot/images/initrd
+EOF
+
+# TODO: make this reproducible
+xorriso -as mkisofs \
+ -volid "GardenlinuxISO" \
+ -o "${output}" \
+ -isohybrid-mbr "${chroot_dir}/usr/lib/ISOLINUX/isohdpfx.bin" \
+ -c isolinux/boot.cat \
+ -b isolinux/isolinux.bin \
+ -no-emul-boot -boot-load-size 4 -boot-info-table \
+ -eltorito-alt-boot \
+ -e isolinux/efiboot.img \
+ -no-emul-boot \
+ -isohybrid-gpt-basdat \
+ CD_root

features/_iso/info.yaml

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+description: "iso"
+type: flag
+features:
+  exclude:
+    - _selinux
+    - sap

features/_iso/pkg.include

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+dracut
+dracut-core
+dracut-live
+binutils
+isolinux
+python3-pefile
+systemd-ukify
+gdisk

features/_iso/test/test_capabilities.py

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+from helper.tests.capabilities import capabilities as test_capabilities

features/_iso/test/test_packages_musthave.py

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+from helper.tests.packages_musthave import packages_musthave as test_packages_musthave

flavors.yaml

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         test: true
         test-platform: false
         publish: false
+      - features:
+          - sci
+          - _iso 
+        arch: amd64
+        build: true
+        test: true
+        test-platform: false
+        publish: false
   # this is needed as bare_flavors step in build.yml is currently hard wired
   - name: bare
     category: container