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14 lines
651 B
Bash
14 lines
651 B
Bash
#!/usr/bin/env bash
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# Bail at first High Sierra ISO creation error
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set -e
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# Borrrowed from multiple internet sources
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hdiutil create -o ~/Desktop/HighSierra.cdr -size 5600m -layout SPUD -fs HFS+J
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hdiutil attach ~/Desktop/HighSierra.cdr.dmg -noverify -mountpoint /Volumes/install_build
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sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/install_build --nointeraction
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hdiutil detach "/Volumes/Install macOS High Sierra"
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hdiutil convert ~/Desktop/HighSierra.cdr.dmg -format UDTO -o ~/Desktop/HighSierra.iso
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mv ~/Desktop/HighSierra.iso.cdr ~/Desktop/HighSierra.iso
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rm ~/Desktop/HighSierra.cdr.dmg
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