56 lines
1.3 KiB
Bash
Executable File
56 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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# $1 Full path to the installer - unused
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# $2 Location of the temporary brew install we're moving into place
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# $3 Target install location - unused
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# $4 System root directory - unused
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set -e
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# verify the files exist
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tmp_brew="$2"
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if [[ ! -d "${tmp_brew:?}" ]]
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then
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echo "no directory at ${tmp_brew}, exiting"
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exit 1
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fi
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# pick the correct target
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if [[ $(uname -m) == "x86_64" ]]
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then
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target="/usr/local"
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else
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target="/opt/homebrew"
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fi
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loggedInUser=$(echo "show State:/Users/ConsoleUser" | scutil | awk '/Name :/ { print $3 }')
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if [[ -f "${target}/bin/brew" ]]
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then
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if [[ $(sudo -u"${loggedInUser}" git -C "${target}" branch --show-current) != "master" ]]
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then
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echo "working on brew modifications, exiting"
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rm -rf "${tmp_brew:?}/*"
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exit 0
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fi
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if [[ $("${tmp_brew}/bin/brew" --version | head -n1) != $("${target}/bin/brew" --version | head -n1) ]]
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then
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echo "already an outdated install at ${target}, updating"
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sudo -u"${loggedInUser}" "${target}/bin/brew" update --auto-update
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else
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echo "already an up-to-date install at ${target}, exiting"
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fi
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rm -rf "${tmp_brew:?}/*"
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exit 0
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fi
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group=$(id -gn "${loggedInUser}")
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install -d -o "root" -g "wheel" -m "0755" "${target}"
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cp -RX "${tmp_brew}/" "${target}"
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# set permissions
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chown -R "${loggedInUser}:${group}" "${target}/*"
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# cleanup
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rm -rf "${tmp_brew:?}/*"
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