4d6a1a2458
Add scripts to move configs from legacy packaging, as described at: https://postmarketos.org/mvcfg
83 lines
2.2 KiB
Bash
83 lines
2.2 KiB
Bash
#!/bin/sh
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# Move all configs that were created/modified with legacy methods in
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# post-install scripts.
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if [ "$#" -lt 2 ]; then
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echo "usage:"
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echo " postmarketos-mvcfg-pre-upgrade dirname cfg [cfg ...]"
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echo "example:"
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echo " postmarketos-mvcfg-pre-upgrade \\"
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echo " postmarketos-base \\"
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echo " /etc/issue \\"
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echo " /etc/fstab"
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echo "more information:"
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echo " https://postmarketos.org/mvcfg"
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exit 1
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fi
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# Skip if "done" file exists. This is created in package() with
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# postmarketos-mvcfg-package, so this script doesn't do anything if the package
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# installed at pre-upgrade time is already using properly packaged configs.
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dirname="$1"
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if [ -e "/etc/postmarketos-mvcfg/done/$dirname" ]; then
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exit 0
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fi
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# Only act on existing files
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shift
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cfgs_found=""
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for i in "$@"; do
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if [ -e "$i" ]; then
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cfgs_found="$cfgs_found $i"
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fi
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done
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if [ -n "$cfgs_found" ]; then
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# Create non-existing backupdir
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backupdir="/etc/postmarketos-mvcfg/backup/$dirname"
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while [ -d "$backupdir" ]; do
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backupdir="${backupdir}_"
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done
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mkdir -p "$backupdir"
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# Copy all configs first
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for i in $cfgs_found; do
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# Generate non-existing target path
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# flatpath: /etc/issue -> etc-issue
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flatpath="$(echo "$i" | sed s./.-.g | cut -d- -f2-)"
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target="$backupdir/$flatpath"
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while [ -e "$target" ]; do
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target="${target}_"
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done
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cp -a "$i" "$target"
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done
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# Remove configs
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for i in $cfgs_found; do
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rm "$i"
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done
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# List moved configs
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echo " *"
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echo " * These configs were created with legacy packaging methods:"
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for i in $cfgs_found; do
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echo " * $i"
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done
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echo " *"
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echo " * In order to replace them with properly packaged configs,"
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echo " * the old versions (which you might have adjusted manually)"
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echo " * were moved to:"
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echo " * $backupdir"
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echo " *"
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echo " * If you did not manually adjust these configs, you can ignore"
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echo " * this message."
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echo " *"
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echo " * More information: https://postmarketos.org/mvcfg"
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echo " *"
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fi
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# Make sure that the "done" file exists, even if the packager forgot to call
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# 'postmarketos-mvcfg-package' in package() of the APKBUILD.
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mkdir -p "/etc/postmarketos-mvcfg/done"
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touch "/etc/postmarketos-mvcfg/done/$dirname"
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