40 lines
1.1 KiB
Bash
Executable File
40 lines
1.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# https://dev.to/chefgs/upgrading-an-end-of-life-eol-ubuntu-os-to-lts-version-3a36
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# https://changelogs.ubuntu.com/meta-release
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# shellcheck disable=SC1091
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source /etc/os-release
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echo "Loading..."
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mapfile -t codenames < <(curl -s https://changelogs.ubuntu.com/meta-release | grep -oP '(?<=Dist:\s).*')
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thisCodename="$VERSION_CODENAME"
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for idx in "${!codenames[@]}"; do
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if [ "${codenames[idx]}" = "$thisCodename" ]; then
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nextCodename=${codenames[((idx+1))]}
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fi
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done
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targetDownloadPath="$(pwd)/upgrade-$nextCodename"
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targetToolPath="$targetDownloadPath/unpacked"
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targetToolFile="$targetDownloadPath/$nextCodename.tar.gz"
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echo "Current dist: $thisCodename"
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echo "Next dist: $nextCodename"
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echo "Target path: $targetToolFile"
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rm -rf "$targetToolPath"
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mkdir -p "$targetToolPath"
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echo "Downloading..."
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cd "$targetDownloadPath" || exit 1
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wget "http://archive.ubuntu.com/ubuntu/dists/${nextCodename}-updates/main/dist-upgrader-all/current/${nextCodename}.tar.gz"
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echo "Unpacking..."
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tar -xaf "$targetToolFile" -C "$targetToolPath"
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echo "Starting..."
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cd ./unpacked || exit 1
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# shellcheck disable=SC2086
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sudo ./$nextCodename
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