additional bash programming to support a json configuration file.

still working on kernel options for proper networking.

scripts/boot_image.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+cd "$(dirname "$0")"
+cd ..
+disk="./outputs/boot_image.img"
+
+
+qemu-system-x86_64 -bios /usr/share/ovmf/OVMF.fd -drive if=none,format=raw,file=$disk,id=hd -device virtio-blk-pci,drive=hd -m 16G -smp 8 -vga none --display default,gl=off -usb -device virtio-tablet-pci -device virtio-keyboard-pci --device virtio-gpu-pci -usb -enable-kvm -machine type=pc-q35-3.1,accel=kvm,kernel_irqchip=on -netdev user,id=net0 -device virtio-net-pci,netdev=net0,mac=52:54:00:12:34:56
+#--display gtk,gl=off --device virtio-gpu

scripts/bootstrap_filesystem.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+if [ "$(id -u)" -ne 0 ]; then
+	echo "switching from $(id -un) to root"
+	exec sudo "$0" "$@"
+fi
+set -e
+cd "$(dirname "$0")"
+DIR="$(dirname "$0")"
+cd ..
+echo $PWD
+
+rm -rf './outputs/root'
+if [ ! -d ./outputs/root/bin ]; then
+    rm -rf './outputs/root'
+    mkdir -p ./outputs/root/
+    debootstrap questing ./outputs/root https://us.archive.ubuntu.com/ubuntu
+fi
+

scripts/build_everything.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+set -e
+dir=$(dirname "$0")
+echo $dir
+cd $dir
+./install_dependencies.sh
+./build_kernel.sh
+./build_initramfs.sh
+./build_filesystem.sh
+./build_image.sh
+
+
+

scripts/build_filesystem.sh

@@ -0,0 +1,44 @@
+#!/bin/bash
+
+if [ "$(id -u)" -ne 0 ]; then
+	echo "switching from $(id -un) to root"
+	exec sudo "$0" "$@"
+fi
+set -e
+cd "$(dirname "$0")"
+DIR="$(dirname "$0")"
+cd ..
+echo $PWD
+if mountpoint -q "./outputs/chroot/proc/"; then
+  umount -lf "./outputs/chroot/proc/"
+fi
+rm -rf './outputs/chroot'
+mkdir -p ./outputs/chroot/
+if mountpoint -q "./outputs/root/proc/"; then
+  umount -lf "./outputs/root/proc/"
+fi
+rsync -a ./outputs/root/ ./outputs/chroot/
+mkdir -p ./outputs/chroot/proc
+mount --bind /proc ./outputs/chroot/proc
+cp ./config/filesystem_chroot_install.sh ./outputs/chroot/filesystem_chroot_install.sh
+cp ./config/apply_initial_host_configuration.sh ./outputs/chroot/apply_initial_host_configuration.sh
+cp ./config/config.json ./outputs/chroot/config.json
+
+#setup user skeleton
+cp ./config/settings/skel/bash_profile ./outputs/chroot/etc/skel/.bash_profile
+cp ./config/settings/skel/bashrc ./outputs/chroot/etc/skel/.bashrc
+cp ./config/settings/skel/profile ./outputs/chroot/etc/skel/.profile
+
+chmod +x ./outputs/chroot/filesystem_chroot_install.sh
+chmod +x ./outputs/chroot/apply_initial_host_configuration.sh
+chroot ./outputs/chroot /bin/bash -c "/filesystem_chroot_install.sh"
+chroot ./outputs/chroot /bin/bash -c "/apply_initial_host_configuration.sh"
+
+
+
+cd $DIR
+cd ..
+if mountpoint -q "./outputs/chroot/proc/"; then
+   umount -lf "./outputs/chroot/proc/"
+fi
+echo 'root filesystem created.'

scripts/build_image.sh

@@ -0,0 +1,86 @@
+#!/bin/bash
+if [ "$(id -u)" -ne 0 ]; then
+	echo "switching from $(id -un) to root"
+	exec sudo "$0" "$@"
+fi
+set -e
+cd "$(dirname "$0")"
+cd ..
+echo "$PWD"
+sync
+if mountpoint -q "./outputs/efi"; then
+  umount "./outputs/efi"
+fi
+if mountpoint -q "./outputs/sys"; then
+  umount "./outputs/sys"
+fi
+echo 'creating image..'
+disk="./outputs/boot_image.img"
+efi_part="1"
+root_part="2"
+dd if=/dev/zero of="$disk" count=12000 bs=1M
+parted -s "$disk" mklabel gpt
+parted -s --align=optimal "$disk" mkpart ESP fat32 1MiB 50Mib
+parted -s "$disk" set "$efi_part" esp on
+parted -s --align=optimal "$disk" mkpart ext4 100MiB 100%
+parted -s "$disk" set "$root_part" boot on
+parted -s "$disk" print
+kpartx -d "$disk"
+kpartx -avs "$disk"
+echo 'mounting image as loopback device..'
+loop="$(kpartx -l $disk | grep -ow 'loop[0-9]*' | head -n 1)"
+disk_efi="${loop}p1"
+disk_sys="${loop}p2"
+echo 'formatting image partitions..'
+mkfs.fat -F32 -n EFI /dev/mapper/${disk_efi}
+mkfs.ext4 -L ROOT /dev/mapper/${disk_sys}
+echo 'creating mount points..'
+rm -rf ./outputs/{efi,sys,grub}
+mkdir -p ./outputs/
+mkdir -p ./outputs/{efi,sys,grub}
+echo 'mounting loopback devices..'
+mount -t vfat /dev/mapper/${disk_efi} ./outputs/efi
+mount -t ext4 /dev/mapper/${disk_sys} ./outputs/sys
+echo 'installing grub..'
+echo "loop dev: ${loop}"
+echo "efi loop: ${disk_efi}"
+echo "sys loop: ${disk_sys}"
+grub-install -s --compress=gz --target=x86_64-efi --recheck --no-floppy --efi-directory=./outputs/efi --boot-directory=./outputs/efi --root-directory=./outputs/sys --bootloader-id=patronage /dev/$loop
+echo 'copying filesystem to mounted image..'
+if mountpoint -q "./outputs/chroot/proc/"; then
+  umount -lf "./outputs/chroot/proc/"
+fi
+cp ./config/interfaces.network ./outputs/chroot/etc/systemd/network/10-all.network
+cp ./config/resolved.conf ./outputs/chroot/etc/systemd/resolved.conf
+rsync -a './outputs/chroot/' './outputs/sys/'
+
+
+#tar -xf ./patronagefs.tar --directory ./mnt/sys/
+echo 'copied..'
+echo 'copying boot files..'
+mkdir -p ./outputs/efi/boot/
+cp ./outputs/initramfs.cpio.gz ./outputs/efi/
+mkdir -p ./outputs/efi/EFI/patronage/
+cp ./outputs/bzImage ./outputs/efi/EFI/patronage/bzImage
+cp ./outputs/initramfs.cpio.gz ./outputs/efi/EFI/patronage/
+
+cp ./config/grub.cfg ./outputs/efi/EFI/patronage/
+#cp $dir/grub.cfg $dir/mnt/sys/boot/grub/
+cp ./config/grub.cfg ./outputs/efi/EFI/BOOT/
+echo 'unmounting..'
+
+if mountpoint -q "./outputs/efi"; then
+  sync
+  #fuser -kmv "$dir/mnt/efi"
+  umount -lf "./outputs/efi"
+fi
+
+if mountpoint -q "./outputs/sys"; then
+  sync
+  #fuser -kmv "$dir/mnt/sys"
+  umount -lf "./outputs/sys"
+fi
+
+kpartx -d "$disk"
+chmod 777 "$disk"
+echo 'image built..'

scripts/build_initramfs.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+set -e
+cd "$(dirname "$0")"
+cd ..
+echo $PWD
+echo "cleaning filesystem and creating initram directories"
+rm -rf ./dependencies/initram/
+mkdir -p ./outputs/
+mkdir -p ./dependencies/
+mkdir -p ./dependencies/initram/
+mkdir -p ./dependencies/initram/{bin,dev,etc,lib,proc,sbin,sys,tmp,usr}
+mkdir -p ./dependencies/initram/usr/{bin,sbin}
+mkdir -p ./dependencies/initram/etc/{bin,sbin}
+mkdir -p ./dependencies/initram/lib/modules/
+echo "installing busybox"
+cp ./busybox ./dependencies/initram/bin/
+chmod +x ./dependencies/initram/bin/busybox
+chmod 4755 ./dependencies/initram/bin/busybox
+./dependencies/initram/bin/busybox --install -s "./dependencies/initram/bin/"
+
+cp ./config/init.sh ./dependencies/initram/init
+chmod +x ./dependencies/initram/init
+#chmod 4755 ./dependencies/initram/bin/init
+echo "copying kernel"
+cp ./dependencies/linux/arch/x86_64/boot/bzImage ./outputs/bzImage
+cd ./dependencies/initram/
+find ./bin -type f -name "*" -exec chmod +x {} +
+
+find . -print0 | cpio --null -o --format=newc --owner root:root | zstd -19 > ../../outputs/initramfs.cpio.gz
+echo "created initramfs."

scripts/build_kernel.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+set -e
+cd "$(dirname "$0")"
+cd ..
+mkdir -p ./dependencies
+rootdir=$(dirname "$0")
+dir=./$(dirname "$0")
+cd dependencies
+[[ -d ./linux ]] || git clone --depth 1 https://github.com/torvalds/linux.git ./linux
+cd "$(dirname "$0")"
+cd ..
+echo $PWD
+cp ./config/kernel_options.json ./dependencies/linux/kernel_options.json
+cat ./config/build_containerfile | /usr/bin/podman build --volume /lib/modules:/lib/modules:z -f - -t patronagekernel:latest .
+nice -n 20 /usr/bin/podman run -it --volume /lib/modules:/lib/modules:z --volume ./dependencies/linux:/linux patronagekernel:latest
+mkdir -p ./outputs/
+cp ./dependencies/linux/arch/x86_64/boot/bzImage ./outputs/bzImage

scripts/install_dependencies.sh

@@ -0,0 +1,13 @@
+#install dependencies
+if [ "$(id -u)" -ne 0 ]; then
+	echo "switching from $(id -un) to root"
+	exec sudo "$0" "$@"
+fi
+set -e
+list="kpartx podman debootstrap "
+apt update
+for item in $list; do
+    apt install -y $item
+done
+cd "$(dirname "$0")"
+find . -type f -name "*" -exec chmod +x {} +