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Vadym PopovandStephen Levine
719e837825
* Unlink package only for older version w/o teleport-update * Add comment with explanation when unlink is required during downgrade Use `dpkg` for version comparison when it is available * Update examples/systemd/before-remove Co-authored-by: Stephen Levine <stephen.levine@goteleport.com> --------- Co-authored-by: Stephen Levine <stephen.levine@goteleport.com>
62 lines
1.7 KiB
Bash
Executable File
62 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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# This before remove script is run each time the teleport package is removed.
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set -eu
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version_le() {
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if command -v dpkg >/dev/null 2>&1; then
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dpkg --compare-versions "$1" le "$2"
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else
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[ "$(printf '%s\n' "$1" "$2" | sort -V | head -n1)" = "$1" ]
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fi
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}
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unlink() {
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echo "Removing symlinks from Teleport system paths..."
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/opt/teleport/system/bin/teleport-update unlink-package
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}
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case "$1" in
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1)
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echo "Skipping symlink removal as this is a package upgrade."
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;;
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remove|0)
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unlink || true
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;;
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purge)
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;;
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upgrade)
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target_version="$2"
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# We need to compare versions by their major version to determine whether
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# a package unlink is required. Starting with versions 17.3.0, 16.5.0, and 15.5.0,
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# the package structure changed — all Teleport binaries were moved to the `/opt/teleport`
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# directory. After installation, symlinks are created in `/usr/local/bin`, and all
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# symlinks are managed by `teleport-update`.
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# When downgrading to an older version that does not use `teleport-update`,
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# these symlinks must be removed by `teleport-update unlink-package` before installation.
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if [[ -n "$target_version" ]]; then
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major="${target_version%%.*}"
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case "$major" in
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17)
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version_le "$target_version" "17.2.9" && unlink || true
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;;
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16)
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version_le "$target_version" "16.4.29" && unlink || true
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;;
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15)
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version_le "$target_version" "15.4.33" && unlink || true
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;;
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*)
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echo "Skipping symlink removal for version $target_version."
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;;
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esac
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fi
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;;
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failed-upgrade)
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echo "Upgrade failed — skipping symlink removal."
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;;
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*)
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unlink || true
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;;
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esac |