| Current File : /var/lib/dpkg/info/libc6:amd64.postinst |
#!/bin/sh
set -e
export LC_ALL=C
type=$1
preversion=$2
checkpkgver () {
local status pkg
pkg=$1
status=$(dpkg -s $pkg 2>/dev/null | grep ^Status: | sed -e 's/^Status: \(.*\) \(.*\) \(.*\)/\3/g')
if [ -n "$status" ] && [ "$status" != "not-installed" ] && [ "$status" != "config-files" ]; then
echo $(dpkg -s $pkg 2>/dev/null | grep ^Version: | sed -e 's/^Version: *//');
fi
}
if [ "$type" = "configure" ]
then
# /etc/ld.so.nohwcap code:
# Handle upgrades when libc-opt package has been installed.
# When a /etc/ld.so.nohwcap file exists, ld.so only use libraries
# from /lib, and ignore all optimised libraries. This file is
# inconditionaly created in the preinst script of libc.
# We check the version between the current installed libc and
# all optimized packages. Due to multiarch, this has to be done
# independently of the architecture of the package.
all_upgraded=yes
for pkg in libc6.1-alphaev67 libc6-xen ; do
ver=$(dpkg-query -l $pkg 2>/dev/null | sed -e '/^[a-z][a-z]\s/!d;/^.[nc]/d;' -e "s/^..\s\+$pkg[0-9a-z:]*\s\+//;s/\s.*//g")
if [ -n "$ver" ] && [ "$ver" != "2.31-13+deb11u6" ]; then
all_upgraded=no
fi
done
# If the versions of all optimized packages are the same as the libc
# one, we could remove /etc/ld.so.nohwcap. Otherwise, it will be removed
# when all optimized packages are upgraded or removed.
if [ "$all_upgraded" = yes ] ; then
rm -f "$DPKG_ROOT/etc/ld.so.nohwcap"
fi
fi
if [ "$type" = configure -a -z "$DPKG_ROOT" ]
then
# Load debconf module if available
if [ -f /usr/share/debconf/confmodule ] ; then
. /usr/share/debconf/confmodule
fi
if [ -n "$preversion" ] && [ -x "$(which ischroot)" ] && ! ischroot; then
if dpkg --compare-versions "$preversion" lt 2.31; then
check="apache2.2-common apache apache-ssl apache-perl autofs at"
check="$check boa cucipop courier-authdaemon cron cups exim"
check="$check exim4-base dovecot-common cucipop incron lprng lpr"
check="$check lpr-ppd mysql-server nis openbsd-inetd"
check="$check openldapd openssh-server postgresql-common proftpd"
check="$check postfix postfix-tls rsync samba sasl2-bin slapd"
check="$check smail sendmail snmpd spamassassin vsftpd"
check="$check wu-ftpd wu-ftpd-academ wwwoffle"
check="$check webmin dropbear gdm"
# NSS services check:
echo -n "Checking for services that may need to be restarted..."
# Only get the ones that are installed, of the same architecture
# as libc (or arch all) and configured. Restart openssh-server even
# if only half-configured to continue accepting new connections
# during the upgrade.
check=$(dpkg-query -W -f='${binary:Package} ${Status} ${Architecture}\n' $check 2> /dev/null | \
grep -E "(^openssh-server .* unpacked|installed) (all|${DPKG_MAINTSCRIPT_ARCH})$" | sed 's/[: ].*//')
# some init scripts don't match the package names
check=$(echo $check | \
sed -e's/\bapache2.2-common\b/apache2/g' \
-e's/\bat\b/atd/g' \
-e's/\bdovecot-common\b/dovecot/g' \
-e's/\bexim4-base\b/exim4/g' \
-e's/\blpr\b/lpd/g' \
-e's/\blpr-ppd\b/lpd-ppd/g' \
-e's/\bmysql-server\b/mysql/g' \
-e's/\bopenssh-server\b/ssh/g' \
-e's/\bsasl2-bin\b/saslauthd/g' \
-e's/\bsamba\b/smbd/g' \
-e's/\bpostgresql-common\b/postgresql/g' \
)
echo
echo "Checking init scripts..."
for service in $check; do
invoke-rc.d ${service} status >/dev/null 2>/dev/null && status=0 || status=$?
if [ "$status" = "0" ] || [ "$status" = "2" ] ; then
services="$service $services"
elif [ "$status" = "100" ] ; then
echo "WARNING: init script for $service not found."
fi
done
if [ -n "$services" ]; then
if [ -f /usr/share/debconf/confmodule ] ; then
db_version 2.0
db_input critical libraries/restart-without-asking || true
db_go || true
db_get libraries/restart-without-asking
if [ "$RET" != true ]; then
db_reset glibc/restart-services
db_set glibc/restart-services "$services"
db_input critical glibc/restart-services || true
db_go || true
db_get glibc/restart-services
if [ "x$RET" != "x" ]
then
services="$RET"
else
services=""
fi
fi
else
echo
echo "Name Service Switch update in the C Library: post-installation question."
echo
echo "Running services and programs that are using NSS need to be restarted,"
echo "otherwise they might not be able to do lookup or authentication any more"
echo "(for services such as ssh, this can affect your ability to login)."
echo "Note: restarting sshd/telnetd should not affect any existing connections."
echo
echo "The services detected are: "
echo " $services"
echo
echo "If other services have begun to fail mysteriously after this upgrade, it is"
echo "probably necessary to restart them too. We recommend that you reboot your"
echo "machine after the upgrade to avoid NSS-related troubles."
echo
frontend=`echo "$DEBIAN_FRONTEND" | tr '[:upper:]' '[:lower:]'`
if [ "$frontend" = noninteractive ]; then
echo "Non-interactive mode, restarting services"
answer=yes
else
echo -n "Do you wish to restart services? [Y/n] "
read answer
case $answer in
N*|n*) services="" ;;
*) ;;
esac
fi
fi
echo
if [ "$services" != "" ]; then
echo "Restarting services possibly affected by the upgrade:"
failed=""
for service in $services; do
case "$service" in
gdm)
echo -n " $service: reloading..."
if invoke-rc.d ${service} reload > /dev/null 2>&1; then
echo "done."
else
echo "FAILED! ($?)"
failed="$service $failed"
fi
;;
*)
echo -n " $service: restarting..."
if invoke-rc.d ${service} restart > /dev/null 2>&1; then
echo "done."
else
echo "FAILED! ($?)"
failed="$service $failed"
fi
;;
esac
done
echo
if [ -n "$failed" ]; then
if [ -f /usr/share/debconf/confmodule ] ; then
db_fset glibc/restart-failed seen false
db_subst glibc/restart-failed services "$failed"
db_input critical glibc/restart-failed || true
db_go || true
else
echo "The following services failed to start: $failed"
echo
echo "You will need to start these manually by running \`invoke-rc.d <service> start'"
echo "If the service still fails to start, you may need to file a bug on"
echo "${DPKG_MAINTSCRIPT_PACKAGE}:${DPKG_MAINTSCRIPT_ARCH} or the service involved."
frontend=`echo "$DEBIAN_FRONTEND" | tr '[:upper:]' '[:lower:]'`
if [ "$frontend" != noninteractive ]; then
echo
echo -n "Press ENTER to continue: "
read foo
fi
fi
else
echo "Services restarted successfully."
fi
fi
# Shut down the frontend, to make sure none of the
# restarted services keep a connection open to it
if [ -f /usr/share/debconf/confmodule ] ; then
db_stop
fi
else
echo "Nothing to restart."
fi
fi # end upgrading and $preversion lt 2.31
fi # Upgrading
# Restart init. Currently handles chroots, systemd and upstart, and
# assumes anything else is going to not fail at behaving like
# sysvinit:
TELINIT=yes
if ischroot 2>/dev/null; then
# Don't bother trying to re-exec init from a chroot:
TELINIT=no
elif [ -d /run/systemd/system ]; then
# Skip if systemd is the active PID 1, since systemd doesn't
# need a reexec for a clean shutdown
TELINIT=no
fi
if [ "$TELINIT" = "yes" ]; then
telinit u 2>/dev/null || true ; sleep 1
fi
fi
exit 0