71 lines
1.4 KiB
Bash
Executable File
71 lines
1.4 KiB
Bash
Executable File
#!/bin/bash
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set -e
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RED='\e[31m'
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GREEN='\e[32m'
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YELLOW='\e[33m'
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RESET='\e[0m'
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IMG_FILE="PBX-Test.img"
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ROOT_LV_PATH="/dev/mapper/PBX--vg-root"
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MOUNT_PATH="/mnt/debian"
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VGROUP="PBX-vg"
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main() {
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root_check
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trap 'echo "Status Code: $?"; cleanup;' EXIT
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losetup -fP $IMG_FILE
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LOOP_DEVICE=$(losetup -l | grep $IMG_FILE | cut -d ' ' -f1)
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echo $LOOP_DEVICE
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vgchange -a y $VGROUP
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mkdir -p $MOUNT_PATH
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mount $ROOT_LV_PATH $MOUNT_PATH
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mount "${LOOP_DEVICE}p2" "$MOUNT_PATH/boot"
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mount "${LOOP_DEVICE}p1" "$MOUNT_PATH/boot/efi"
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KERNEL_VERSION=$(get_kernel_version)
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tar -I zstd -c -C "${MOUNT_PATH}" --warning=no-file-ignored . | pv >"PBX-Image-${KERNEL_VERSION}.tar.zst"
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}
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root_check() {
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if [[ $EUID -ne 0 ]]; then
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echo -e "${RED}You must be root to do this." 1>&2
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exit 77
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fi
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}
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get_kernel_version() {
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local kernel_file=$(ls -1 "$MOUNT_PATH/boot/vmlinuz-"* 2>/dev/null | head -n1)
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if [[ -n "$kernel_file" ]]; then
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basename "$kernel_file" | sed 's/vmlinuz-//'
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else
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echo "unknown"
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fi
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}
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cleanup() {
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if [[ $NO_CLEANUP = true ]]; then
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echo -e "${YELLOW}No cleanup specified. Make sure to manually clean mounts.${RESET}" 1>&2
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exit 100
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fi
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echo "Cleaning Mounts"
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umount -lf "${MOUNT_PATH}/boot/efi" 2>/dev/null || true
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umount -lf "${MOUNT_PATH}/boot" 2>/dev/null || true
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umount -lf "${MOUNT_PATH}" 2>/dev/null || true
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vgchange -a n $VGROUP
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echo -e "${GREEN}Clean.${RESET}"
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losetup -D
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}
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main
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