38 lines
1.5 KiB
Bash
Executable File
38 lines
1.5 KiB
Bash
Executable File
#! /usr/bin/env bash
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# DESCRIPTION
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# Creates macOS boot disk.
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# EXECUTION
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printf "macOS Boot Disk Tips\n"
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printf " - Use a USB drive (8GB or higher).\n"
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printf " - Use Disk Utility to format the USB drive as \"Mac OS Extended (Journaled)\".\n"
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printf " - Use Disk Utility to label the USB drive as \"Untitled\".\n"
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printf "\nmacOS Boot Disk Usage:\n"
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printf " 1. Insert the USB boot disk into the machine to be upgraded.\n"
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printf " 2. Reboot the machine.\n"
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printf " 3. Hold down the OPTION key before the Apple logo appears.\n"
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printf " 4. Select the USB boot disk from the menu.\n"
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printf " 5. Use Disk Utility to format the machine's drive as \"APFS (Encrypted)\".\n"
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printf " 6. Install the new operating system.\n"
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printf "\nmacOS Reinstall:\n"
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printf " 1. Click the Apple icon from the operating system main menu.\n"
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printf " 2. Select the \"Restart...\" menu option.\n"
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printf " 3. Hold down the COMMAND+R keys before the Apple logo appears.\n"
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printf " 4. Wait for the macOS installer to load from the recovery partition.\n"
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printf " 5. Use the dialog options to launch Disk Utility, reinstall the system, etc.\n"
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printf "\nCreating macOS boot disk...\n"
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if [[ ! -e "$MAC_OS_BOOT_DISK_CREATOR" ]]; then
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printf "ERROR: macOS installer does not exist: $MAC_OS_BOOT_DISK_CREATOR. Use App Store to download.\n"
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exit 1
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fi
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if [[ ! -d "$MAC_OS_BOOT_DISK_PATH" ]]; then
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printf "ERROR: Boot disk must be mounted at: $MAC_OS_BOOT_DISK_PATH.\n"
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exit 1
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fi
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sudo "$MAC_OS_BOOT_DISK_CREATOR" --volume "$MAC_OS_BOOT_DISK_PATH" --downloadassets --nointeraction
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