From f1d548310e25859159600afb52554bf627417726 Mon Sep 17 00:00:00 2001
From: Alexander Zhirov <alexander@zhirov.kz>
Date: Mon, 14 Oct 2024 14:56:45 +0300
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=BB=D0=B5?=
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---
 install.sh | 131 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100755 install.sh

diff --git a/install.sh b/install.sh
new file mode 100755
index 0000000..a39daad
--- /dev/null
+++ b/install.sh
@@ -0,0 +1,131 @@
+#!/bin/bash
+
+[ ${GFU_DEBUG} ] && set -x
+
+SCRIPT_NAME="${0}"
+SCRIPT_PATH=$(realpath ${SCRIPT_NAME})
+
+# [ ! "$(id -u)" == 0 ] && echo "Need to run as superuser" && exit 1
+
+main () {
+    local GFU_KEY=""
+    local GFU_DEVICE=""
+    local GFU_LEGACY_MODE=false
+    local GFU_EFI_MODE=false
+    local GFU_MOUNT_PATH=""
+
+    while [[ $# -gt 0 ]] ; do
+        GFU_KEY="$1"
+        case "${GFU_KEY}" in
+            -d|--device)
+                GFU_DEVICE="${2}"
+                shift
+                ;;
+            -l|--legacy)
+                GFU_LEGACY_MODE=true
+                ;;
+            -e|--efi)
+                GFU_EFI_MODE=true
+                ;;
+            -p|--path)
+                GFU_MOUNT_PATH="${2}"
+                shift
+                ;;
+            *)
+                break
+                ;;
+        esac
+        shift
+    done
+
+    local GFU_GRUB_PATH="/usr/lib/grub"
+    local GFU_GRUB_EFI_X32="i386-efi"
+    local GFU_GRUB_EFI_X64="x86_64-efi"
+    local GFU_GRUB_LEGACY="i386-pc"
+
+    GFU_DEVICE=${GFU_DEVICE:-$ENV_GFU_DEVICE}
+    [ -z "${GFU_DEVICE}" ] && echo "ENV_GFU_DEVICE: The device was not set" && exit 1
+    [ ! -b ${GFU_DEVICE} ] && echo "ENV_GFU_DEVICE: Device not found: ${GFU_DEVICE}" && exit 1
+
+    ${GFU_LEGACY_MODE} && ${GFU_EFI_MODE} && echo "You only need to set one mode: legacy or efi" && exit 1
+    ! ${GFU_LEGACY_MODE} && ! ${GFU_EFI_MODE} && echo "None of the modes are set: legacy or efi" && exit 1
+
+    GFU_MOUNT_PATH=${GFU_MOUNT_PATH:-$ENV_GFU_MOUNT_PATH}
+    [ -z "${GFU_MOUNT_PATH}" ] && echo "ENV_GFU_MOUNT_PATH: The path to the mount directory was not set" && exit 1
+    GFU_MOUNT_PATH=$(realpath ${GFU_MOUNT_PATH} 2>/dev/null)
+
+    if ${GFU_LEGACY_MODE} ; then
+        local GFU_GRUB_LEGACY_MODE_PATH="${GFU_GRUB_PATH}/${GFU_GRUB_LEGACY}"
+        local GFU_GRUB_LEGACY_MODE=false
+
+        [ -d ${GFU_GRUB_LEGACY_MODE_PATH} ] && GFU_GRUB_LEGACY_MODE=true
+
+        ! ${GFU_GRUB_LEGACY_MODE} && echo "No legacy bootloader was found for installation: ${GFU_GRUB_LEGACY}" && exit 1
+    fi
+
+    if ${GFU_EFI_MODE} ; then
+        local GFU_GRUB_EFI_MODE_X32_PATH="${GFU_GRUB_PATH}/${GFU_GRUB_EFI_X32}"
+        local GFU_GRUB_EFI_MODE_X64_PATH="${GFU_GRUB_PATH}/${GFU_GRUB_EFI_X64}"
+        local GFU_GRUB_EFI_MODE_X32=false
+        local GFU_GRUB_EFI_MODE_X64=false
+
+        [ -d ${GFU_GRUB_EFI_MODE_X32_PATH} ] && GFU_GRUB_EFI_MODE_X32=true
+        [ -d ${GFU_GRUB_EFI_MODE_X64_PATH} ] && GFU_GRUB_EFI_MODE_X64=true
+
+        ! ${GFU_GRUB_EFI_MODE_X32} && ! ${GFU_GRUB_EFI_MODE_X64} && echo "No EFI bootloader was found for installation: ${GFU_GRUB_EFI_X32} or ${GFU_GRUB_EFI_X64}" && exit 1
+    fi
+
+    mkdir -v -p ${GFU_MOUNT_PATH} 2>/dev/null
+    
+    if [ ! -d ${GFU_MOUNT_PATH} ] ; then
+        echo "Path is not a directory: ${GFU_MOUNT_PATH}"
+        exit 1
+    fi
+
+    if [ ! -z "$(ls -A ${GFU_MOUNT_PATH})" ]; then
+        echo "Path is not empty: ${GFU_MOUNT_PATH}"
+        exit 1
+    fi
+
+    while true; do
+        read -p "All data will be deleted from your device ${GFU_DEVICE}. Are you ready to continue? [Y/N]: " answer
+        case "$answer" in
+            [Yy]* ) break ;;
+            [Nn]* ) exit 0 ;;
+            * ) ;;
+        esac
+    done
+
+    if ${GFU_LEGACY_MODE} ; then
+        parted ${GFU_DEVICE} -s mklabel msdos
+    else
+        parted ${GFU_DEVICE} -s mklabel gpt
+    fi
+
+    parted ${GFU_DEVICE} -s -- mkpart primary 2048s 2099199s
+    parted ${GFU_DEVICE} -s set 1 boot on
+
+    mkfs.fat -F32 ${GFU_DEVICE}1
+
+    if ! mount -v -o umask=000 ${GFU_DEVICE}1 ${GFU_MOUNT_PATH} ; then
+        echo "Failed to mount the device ${GFU_DEVICE}1 to the path ${GFU_MOUNT_PATH}. Further installation will be terminated"
+        exit 1
+    fi
+
+    if ${GFU_LEGACY_MODE} ; then
+        ${GFU_GRUB_LEGACY_MODE} && grub-install --no-floppy --boot-directory=${GFU_MOUNT_PATH}/boot --target=i386-pc ${GFU_DEVICE}
+    else
+        ${GFU_GRUB_EFI_MODE_X32} && grub-install --removable --boot-directory=${GFU_MOUNT_PATH}/boot --efi-directory=${GFU_MOUNT_PATH} --target=i386-efi ${GFU_DEVICE}
+        ${GFU_GRUB_EFI_MODE_X64} && grub-install --removable --boot-directory=${GFU_MOUNT_PATH}/boot --efi-directory=${GFU_MOUNT_PATH} --target=x86_64-efi ${GFU_DEVICE}
+    fi
+
+    if [ -d ${SCRIPT_PATH}/grub ] ; then
+        cp -rv ${SCRIPT_PATH}/grub ${GFU_MOUNT_PATH}/boot
+    else
+        touch ${GFU_MOUNT_PATH}/boot/grub/grub.cfg
+    fi
+
+    umount -v ${GFU_MOUNT_PATH}1
+}
+
+main "${@}"