mirror of
https://git.proxmox.com/git/systemd
synced 2026-01-16 23:07:14 +00:00
10952c547d
The recommended check is [ -d /run/systemd/system ] as this will also work with a standalone systemd-logind.
75 lines
2.0 KiB
Bash
Executable File
75 lines
2.0 KiB
Bash
Executable File
#!/bin/sh
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static_blacklist=/usr/share/systemd/unit.blacklist
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enabled_units=/var/lib/systemd/enabled-units
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statedir=/var/lib/systemd
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unitdir=/lib/systemd/system
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# If a package is installed using init-system-helpers, do nothing.
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# We don't want to interfere in such a case
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if [ -x /usr/bin/deb-systemd-helper ] ; then
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exit 0
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fi
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# If systemd is not running, schedule a run on next boot
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if ! [ -d /run/systemd/system ] ; then
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touch $statedir/run-debian-enable-units
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exit 0
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else
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rm -f $statedir/run-debian-enable-units
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fi
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# Get all installed service and socket unit files
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installed=$(mktemp)
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find $unitdir -type f \( -name "*.socket" -o -name "*.service" \) -printf "%f\n" | sort -u > $installed
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# Generate a blacklist from previously enabled units and
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# static ones, like the one in systemd itself while ignoring comments
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blacklist=$(mktemp)
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cat $static_blacklist $enabled_units 2>/dev/null | sed '/^#.*/d' | sort -u > $blacklist
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# Skip blacklisted entries
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while read unit ; do
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sed -i "/$unit/d" $installed
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done < $blacklist
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# Get entries which need to be enabled
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needs_enable=$(mktemp)
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while read unit ; do
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if systemctl is-enabled "$unit" 2> /dev/null | grep -q "disabled"; then
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echo "$unit" >> $needs_enable
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fi
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done < $installed
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# Enable entries and record their state
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while read unit ; do
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echo "systemctl: enabling $unit"
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systemctl enable "$unit" 2>&1 | awk '{print $4}' | sed s/\'//g > "$statedir/${unit}.symlinks"
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echo "$unit" >> $enabled_units
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done < $needs_enable
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# Cleanup phase
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# Find deleted units and remove their symlinks
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if [ -f $enabled_units ] ; then
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while read unit ; do
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if ! [ -f "$unitdir/$unit" ] ; then
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echo "systemctl: disabling $unit"
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while read symlink ; do
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rm -f "$symlink"
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done < "$statedir/${unit}.symlinks"
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rm -f "$statedir/${unit}.symlinks"
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sed -i "/$unit/d" $enabled_units
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fi
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done < $enabled_units
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fi
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rm -f $installed
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rm -f $blacklist
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rm -f $needs_enable
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