Current File : //usr/lib/update-notifier/update-motd-hwe-eol
#!/bin/sh -e
#
# helper for update-motd
# poor mans force
if [ "$1" = "--force" ]; then
NEED_EOL_CHECK=yes
else
if type systemd-detect-virt > /dev/null 2>&1 && systemd-detect-virt -q -c; then
exit
fi
NEED_EOL_CHECK=no
fi
# check time when we did the last update check
stamp="/var/lib/update-notifier/hwe-eol"
# get list dir
StateDir="/var/lib/apt/"
ListDir="lists/"
eval "$(apt-config shell StateDir Dir::State)"
eval "$(apt-config shell ListDir Dir::State::Lists)"
# get dpkg status file
DpkgStatus="/var/lib/dpkg/status"
eval "$(apt-config shell DpkgStatus Dir::State::status)"
# get sources.list file
EtcDir="etc/apt/"
SourceList="sources.list"
eval "$(apt-config shell EtcDir Dir::Etc)"
eval "$(apt-config shell SourceList Dir::Etc::sourcelist)"
# let the actual update be asynchronous to avoid stalling apt-get
cleanup() { rm -f "$tmpfile"; }
# check if we have a list file or sources.list that needs checking
if [ -e "$stamp" ]; then
if [ "$(find "/$StateDir/$ListDir" "/$EtcDir/$SourceList" "/$DpkgStatus" -type f -newer "$stamp" -print -quit 2> /dev/null)" ]; then
NEED_EOL_CHECK=yes
fi
else
if [ "$(find "/$StateDir/$ListDir" "/$EtcDir/$SourceList" -type f -print -quit 2> /dev/null)" ]; then
NEED_EOL_CHECK=yes
fi
fi
# only print status when running this script as a regular user
if [ "$(id -u)" != 0 ] ; then
[ "$NEED_EOL_CHECK" = "no" ] || /usr/bin/hwe-support-status || true
exit
fi
tmpfile=""
trap cleanup EXIT
tmpfile=$(mktemp -p $(dirname "$stamp"))
# output something for update-motd
if [ "$NEED_EOL_CHECK" = "yes" ]; then
{
# the script may exit with status 10 when a HWE update is needed
/usr/bin/hwe-support-status || true
} > "$tmpfile"
mv "$tmpfile" "$stamp"
fi
# output what we have (either cached or newly generated)
cat "$stamp"
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