1 files changed, 194 insertions, 0 deletions
diff --git a/utils/mkiso.sh b/utils/mkiso.sh
new file mode 100755
index 00000000..c6fc083d
--- /dev/null
+++ b/utils/mkiso.sh
@@ -0,0 +1,194 @@
+#!/bin/sh -e
+
+msg() { echo "-> $@"; }
+cleanup() { rm -rf $WORKDIR; }
+
+prepare_rootfs() {
+	[ -d $ROOTFS ] && return
+	basepkg="baselayout autils binutils bison busybox
+		bzip2 ca-certificates curl file flex gcc
+		git gmp initscripts linux-headers m4 make
+		mpc mpfr musl openssl patch spm xz zlib"
+	requiredpkg="linux grub syslinux efibootmgr"
+	extrapkg="pfetch sway swaybg swayidle swaylock wmenu mpv
+		foot firefox fff ranger dejavu-fonts-ttf wpa_supplicant dhcpcd 
+		imv lm-sensors opendoas zstd rsync squashfs-tools"
+	mkdir -p $ROOTFS/var/lib/spm/db
+	APKG_NOPROMPT=1 APKG_ROOT=$ROOTFS apkg -I $basepkg $requiredpkg $extrapkg
+}
+
+squashfs_rootfs() {
+	[ -f $ISODIR/boot/rootfs.sfs ] && return
+	mkdir -p $ISODIR/boot
+
+	msg "squashing rootfs..."
+	mksquashfs \
+		$ROOTFS \
+		$ISODIR/boot/rootfs.sfs \
+		-b 1048576 \
+		-comp xz \
+		-wildcards \
+		-e tmp/* -e root/* -e sys/* -e dev/* -e proc/* -e run/*
+}
+
+add_kmod() {
+	[ -f $INITRAMFSDIR/$KERNEL_MODULES_DIR/$1 ] && continue
+	mkdir -p $INITRAMFSDIR/$KERNEL_MODULES_DIR/${1%/*}
+	cp $ROOTFS/$KERNEL_MODULES_DIR/$1 $INITRAMFSDIR/$KERNEL_MODULES_DIR/${1%/*}
+	for d in $(grep $1: $ROOTFS/$KERNEL_MODULES_DIR/modules.dep | tr ' ' '\n' | tail -n+2); do
+		add_kmod $d
+	done
+}
+
+make_initramfs() {
+	[ -f $ISODIR/boot/initrd ] && return
+	mkdir -p $INITRAMFSDIR/bin
+	cp $MKISOD/init $INITRAMFSDIR
+	chmod +x $INITRAMFSDIR/init
+	cp /bin/busybox $INITRAMFSDIR/bin
+
+	KERNEL_VER=$(file $ROOTFS/boot/vmlinuz-linux | awk '{print $9}')
+	KERNEL_MODULES_DIR=lib/modules/$KERNEL_VER
+	
+	msg "copying kernel modules..."
+	( cd $ROOTFS/$KERNEL_MODULES_DIR
+	for rk in $required_kmods; do
+		[ -d kernel/$rk ] || continue
+		for f in $(find kernel/$rk -type f); do
+			add_kmod $f
+		done
+	done
+	)
+
+	for i in order builtin builtin.modinfo; do
+		cp $ROOTFS/$KERNEL_MODULES_DIR/modules.$i $INITRAMFSDIR/lib/modules/$KERNEL_VER/
+	done
+	depmod -b $INITRAMFSDIR $KERNEL_VER
+
+	msg "generating live initrd..."
+	( cd $INITRAMFSDIR ; find . | cpio -o -H newc | gzip -9 ) > $ISODIR/boot/initrd
+}
+
+prepare_grub() {
+	[ -f $ISODIR/boot/efiboot.img ] && return
+	msg "preparing grub boot files..."
+	mkdir -p $ISODIR/boot/grub/x86_64-efi $ISODIR/boot/grub/fonts
+	echo "set prefix=/boot/grub" > $ISODIR/boot/grub-early.cfg
+	cp -a $ROOTFS/usr/lib/grub/x86_64-efi/*.mod $ISODIR/boot/grub/x86_64-efi
+	cp -a $ROOTFS/usr/lib/grub/x86_64-efi/*.lst $ISODIR/boot/grub/x86_64-efi
+	cp $ROOTFS/usr/share/grub/unicode.pf2 $ISODIR/boot/grub/fonts/unicode.pf2
+
+	# UEFI
+	rm -f $ISODIR/boot/efiboot.img
+	mkdir -p $ISODIR/efi/boot
+	grub-mkimage -c $ISODIR/boot/grub-early.cfg -o $ISODIR/efi/boot/bootx64.efi -O x86_64-efi -p "" iso9660 normal search search_fs_file
+	modprobe loop
+	dd if=/dev/zero of=$ISODIR/boot/efiboot.img count=4096
+	mkdosfs -n LIVE-UEFI $ISODIR/boot/efiboot.img
+	mkdir -p $ISODIR/boot/efiboot
+	mount -o loop $ISODIR/boot/efiboot.img $ISODIR/boot/efiboot
+	mkdir -p $ISODIR/boot/efiboot/EFI/boot
+	cp $ISODIR/efi/boot/bootx64.efi $ISODIR/boot/efiboot/EFI/boot
+	umount $ISODIR/boot/efiboot
+	rm -fr $ISODIR/boot/efiboot
+}
+
+prepare_syslinux() {
+	[ -f $ISODIR/isolinux/isolinux.bin ] && return
+	msg "preparing syslinux boot files..."
+	mkdir -p $ISODIR/isolinux
+	cp $ROOTFS/usr/share/syslinux/ldlinux.c32 $ISODIR/isolinux
+	cp $ROOTFS/usr/share/syslinux/isolinux.bin $ISODIR/isolinux
+}
+
+make_iso() {
+	cp $ROOTFS/boot/vmlinuz-linux $ISODIR/boot/vmlinuz
+	[ -f $MKISOD/live_script.sh ] && cp $MKISOD/live_script.sh $ISODIR/boot
+	touch $ISODIR/boot/livemedia
+	
+	if [ -d $MKISOD/include ]; then
+		echo "include rootfs files..."
+		(
+			cd $MKISOD/include
+			chown -R 0:0 *
+			tar -czf $ISODIR/boot/rootfs.gz *
+		)
+	fi
+	
+	cat << EOF > $ISODIR/isolinux/isolinux.cfg
+#UI /isolinux/menu.c32
+DEFAULT silent
+TIMEOUT 0
+
+LABEL silent
+LINUX /boot/vmlinuz
+APPEND initrd=/boot/initrd
+EOF
+	
+	cat << EOF > $ISODIR/boot/grub/grub.cfg
+set default=0
+set timeout=3
+set timeout_style=hidden
+
+menuentry 'Alice Linux' {
+    linux /boot/vmlinuz
+    initrd /boot/initrd
+}
+EOF
+
+	msg "generating iso..."
+	rm -f $OUTPUT
+	xorriso -as mkisofs \
+	-isohybrid-mbr $ROOTFS/usr/share/syslinux/isohdpfx.bin \
+	-c isolinux/boot.cat \
+	-b isolinux/isolinux.bin \
+	-no-emul-boot \
+	-boot-load-size 4 \
+	-boot-info-table \
+	-eltorito-alt-boot \
+	-e boot/efiboot.img \
+	-no-emul-boot \
+	-isohybrid-gpt-basdat \
+	-volid ALICE \
+	-o $OUTPUT $ISODIR
+	
+	sha256sum $OUTPUT > $ISOSUM
+}
+
+WORKDIR=/tmp/alice-iso
+ROOTFS=$WORKDIR/rootfs
+ISODIR=$WORKDIR/liveiso
+INITRAMFSDIR=$WORKDIR/initramfs
+MKISOD=$PWD/mkiso.d
+OUTPUT=$PWD/alicelinux-$(date +%Y%m%d).iso
+ISOSUM=$OUTPUT.sha256sum
+
+required_kmods="crypto
+        fs lib
+        drivers/block
+        drivers/md
+        drivers/ata
+        drivers/firewire
+        drivers/input/keyboard
+        drivers/input/mouse
+        drivers/scsi
+        drivers/message
+        drivers/pcmcia
+        drivers/virtio
+        drivers/usb/host
+        drivers/usb/storage
+        drivers/hid
+        drivers/cdrom"
+
+cleanup
+prepare_rootfs
+squashfs_rootfs
+make_initramfs
+prepare_grub
+prepare_syslinux
+make_iso
+cleanup
+
+msg "making iso done"
+
+exit 0