forked from pool/systemd
31 lines
1.1 KiB
Bash
31 lines
1.1 KiB
Bash
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#! /bin/bash
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#
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# This script is supposed to be executed from the %post section. It
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# contains all hacks needed to update a system which was running
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# systemd < v210. This also includes systems migrating from SysV.
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#
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# All hacks can potentially break the admin settings since they work
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# in /etc...
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# Try to read default runlevel from the old inittab if it exists
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if [ ! -e /etc/systemd/system/default.target -a -e /etc/inittab ]; then
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runlevel=$(awk -F ':' '$3 == "initdefault" && $1 !~ "^#" { print $2 }' /etc/inittab)
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if [ -n "$runlevel" ] ; then
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ln -sf /usr/lib/systemd/system/runlevel$runlevel.target /etc/systemd/system/default.target
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fi
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fi
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# since v207 /etc/sysctl.conf is no longer parsed, however
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# backward compatibility is provided by /etc/sysctl.d/99-sysctl.conf
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if [ ! -L /etc/sysctl.d/99-sysctl.conf -a -e /etc/sysctl.conf ]; then
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ln -sf /etc/sysctl.conf /etc/sysctl.d/99-sysctl.conf
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fi
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# migrate any symlink which may refer to the old path
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for f in $(find /etc/systemd/system -type l -xtype l); do
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new_target="/usr$(readlink $f)"
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[ -f "$new_target" ] && ln -s -f $new_target $f
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done
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