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Current File : //var/lib/dpkg/info/open-iscsi.postinst
#!/bin/sh
. /usr/share/debconf/confmodule
set -e
restore_old_timeouts()
{
if [ -s /run/open-iscsi/upgrade/restore_old_timeouts ] ; then
sh /run/open-iscsi/upgrade/restore_old_timeouts || :
fi
rm -f /run/open-iscsi/upgrade/restore_old_timeouts
[ ! -d /run/open-iscsi/upgrade ] || rmdir --ignore-fail-on-non-empty /run/open-iscsi/upgrade
[ ! -d /run/open-iscsi ] || rmdir --ignore-fail-on-non-empty /run/open-iscsi
}
case "$1" in
configure)
# We switched over to modules-load.d logic, so we have to take
# care of this in postinst now.
MODULES_FILE=/lib/modules-load.d/open-iscsi.conf
if [ -f /etc/modules-load.d/open-iscsi.conf ] ; then
MODULES_FILE=/etc/modules-load.d/open-iscsi.conf
fi
grep '^[^#]' $MODULES_FILE | while read module args ; do
[ "$module" ] || continue
modprobe $module $args >/dev/null 2>&1 || true
done
# Move old configuration from /etc/ into /etc/iscsi/
# But only if configuration in /etc/iscsi is untouched
# (FIXME: should this be removed? this is ancient and was
# already in Squeeze's postinst - and we don't really need to
# support direct upgrades from Lenny (5) to Stretch (9).)
if [ -f /etc/initiatorname.iscsi ] ; then
if grep -q "^GenerateName=yes" /etc/iscsi/initiatorname.iscsi ; then
mv /etc/initiatorname.iscsi /etc/iscsi/initiatorname.iscsi
chmod 600 /etc/iscsi/initiatorname.iscsi
fi
fi
if dpkg --compare-versions "$2" le-nl "2.0.873+git0.3b4b4500-12" ; then
# Handle the fact that /etc/iscsi/initiatorname.iscsi is no longer
# a conffile of this package but we want to keep it.
if [ -f /etc/iscsi/initiatorname.iscsi.dpkg-backup ] && ! [ -f /etc/iscsi/initiatorname.iscsi ] ; then
mv -f /etc/iscsi/initiatorname.iscsi.dpkg-backup /etc/iscsi/initiatorname.iscsi
fi
fi
# Compatibility symlinks
for file in iscsid iscsi_discovery iscsi-iname iscsistart; do
if [ ! -e /usr/sbin/$file ]; then
ln -s /sbin/$file /usr/sbin/$file
fi
done
# Obsolete: only open-iscsi 1.0, never even shipped with any
# stable Debian release. But postinst up to Jessie still
# created this directory, so keep this until at least Stretch.
if [ -d /var/lib/open-iscsi ]; then
rmdir --ignore-fail-on-non-empty /var/lib/open-iscsi
fi
# generate a unique iSCSI InitiatorName
NAMEFILE=/etc/iscsi/initiatorname.iscsi
if [ ! -e $NAMEFILE ] && [ -z "$2" ] ; then
# Generate a unique InitiatorName and save it
INAME=$(iscsi-iname -p iqn.1993-08.org.debian:01)
if [ -n "$INAME" ] ; then
echo "## DO NOT EDIT OR REMOVE THIS FILE!" > $NAMEFILE
echo "## If you remove this file, the iSCSI daemon will not start." >> $NAMEFILE
echo "## If you change the InitiatorName, existing access control lists" >> $NAMEFILE
echo "## may reject this initiator. The InitiatorName must be unique">> $NAMEFILE
echo "## for each iSCSI initiator. Do NOT duplicate iSCSI InitiatorNames." >> $NAMEFILE
printf "InitiatorName=%s\n" "$INAME" >> $NAMEFILE
chmod 600 $NAMEFILE
else
echo "Error: failed to generate an iSCSI InitiatorName, driver cannot start."
echo
exit 1;
fi
fi
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
# Automatically added by dh_systemd_enable/12.10ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if deb-systemd-helper debian-installed 'iscsid.service'; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask 'iscsid.service' >/dev/null || true
if deb-systemd-helper --quiet was-enabled 'iscsid.service'; then
# Create new symlinks, if any.
deb-systemd-helper enable 'iscsid.service' >/dev/null || true
fi
fi
# Update the statefile to add new symlinks (if any), which need to be cleaned
# up on purge. Also remove old symlinks.
deb-systemd-helper update-state 'iscsid.service' >/dev/null || true
fi
# End automatically added section
# Automatically added by dh_systemd_enable/12.10ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask 'iscsid.socket' >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled 'iscsid.socket'; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable 'iscsid.socket' >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state 'iscsid.socket' >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_systemd_enable/12.10ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask 'iscsid.service' >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled 'iscsid.service'; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable 'iscsid.service' >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state 'iscsid.service' >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_systemd_enable/12.10ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask 'iscsid.socket' >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled 'iscsid.socket'; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable 'iscsid.socket' >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state 'iscsid.socket' >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_systemd_enable/12.10ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask 'open-iscsi.service' >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled 'open-iscsi.service'; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable 'open-iscsi.service' >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state 'open-iscsi.service' >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_installdeb/12.10ubuntu1
dpkg-maintscript-helper rm_conffile /etc/init.d/umountiscsi.sh 2.0.873+git0.3b4b4500-9 -- "$@"
# End automatically added section
# Automatically added by dh_installinit/12.10ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -x "/etc/init.d/iscsid" ]; then
update-rc.d iscsid defaults >/dev/null || exit 1
fi
fi
# End automatically added section
# Automatically added by dh_installinit/12.10ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -x "/etc/init.d/open-iscsi" ]; then
update-rc.d open-iscsi defaults >/dev/null || exit 1
fi
fi
# End automatically added section
if [ "$1" = configure ] && [ -n "$2" ] && [ -d /run/systemd/system ] && systemctl is-active iscsid.service > /dev/null; then
# There already is a check in preinst with a debconf prompt that
# allows the administrator to abort. Don't abort here, because
# leaving the package in a half-configured state is probably worse.
# Just make sure to wait a while to see if recovery happens. If
# not, proceed anyway.
RETRIES=0
while cat /sys/class/iscsi_session/session*/state 2>/dev/null | grep -qv LOGGED_IN ; do
if [ $RETRIES -eq 0 ] ; then
echo "open-iscsi postinst: since the check in preinst some iSCSI sessions have" >&2
echo " failed. -> will wait 30s for automatic recovery" >&2
fi
if [ $RETRIES -gt 30 ]; then
echo "open-iscsi postinst: some sessions are still in failed state -> iscsid" >&2
echo " will be restarted regardless, since that may" >&2
echo " actually help with the session recovery." >&2
break
fi
RETRIES=$((RETRIES + 1))
sleep 1
done
# Before we restart iscsid, we should increase the recovery timeout
# significantly. Thanks to Mike Christie (open-iscsi upstream) for
# the suggestion. But store the old timeouts and restore them
# later.
new_timeout=120
mkdir -m 0700 -p /run/open-iscsi/upgrade
rm -f /run/open-iscsi/upgrade/restore_old_timeouts
trap restore_old_timeouts EXIT
for settingfile in /sys/class/iscsi_session/session*/recovery_tmo ; do
[ -f "${settingfile}" ] || continue
setting="$(cat "$settingfile" 2>/dev/null || :)"
if [ -n "$setting" ] ; then
echo "echo "'"'"${setting}"'"'" > "'"'"${settingfile}"'" 2>/dev/null' >> /run/open-iscsi/upgrade/restore_old_timeouts
fi
if [ ${new_timeout} -gt ${setting} ] ; then
echo ${new_timeout} > "${settingfile}" 2>/dev/null
fi
done
# Just in case something goes wrong:
sync
# we want to be able to be explcit to start .service, but follow policy.d therefore use deb-systemd-invoke
deb-systemd-invoke restart iscsid.service || true
RETRIES=0
while cat /sys/class/iscsi_session/session*/state 2>/dev/null | grep -qv LOGGED_IN ; do
if [ $RETRIES -eq 0 ]; then
echo "open-iscsi postinst: after iscsid restart, waiting for iSCSI sessions" >&2
echo " to recover. This may take a couple of seconds." >&2
fi
if [ $RETRIES -gt ${new_timeout} ]; then
db_reset open-iscsi/upgrade_recovery_error || true
db_input critical open-iscsi/upgrade_recovery_error || true
db_go
break
fi
RETRIES=$((RETRIES + 1))
sleep 1
done
restore_old_timeouts
trap - EXIT
# Don't restart (and therefore stop) open-iscsi, because we don't
# want to logout from targets during a simple upgrade. But also,
# if for some reason there's some misconfigured target in the
# config that couldn't be activated, don't break postinst, so
# ignore the exit code.
# See above for why 3>&- is here. (Technically it's not required
# for postinst to work, but vgchange likes to complain about leaked
# file descriptors, and we don't need to show that message to the
# user.)
invoke-rc.d open-iscsi start 3>&- || true
fi
if [ "$1" = configure ]; then
# With socket based activation one wants iscsid.socket to be active
# But on upgrades the iscsid.service might already be active
# Due to that directly starting iscsid.socket might fail:
# systemd[1]: iscsid.socket: Socket service iscsid.service already active, refusing.
# Therefore check if iscsid.service is:
# - active:
# - ok for now, do not start iscsid.socket as it would conflict
# - on a reboot .socket will be started as it is enabled
# - inactive:
# - start iscsid.socket - to be ready
# In both cases:
# - disable iscsid.service so it only starts by the socket after reboot
if [ -d /run/systemd/system ]; then
if ! systemctl is-active iscsid.service > /dev/null; then
deb-systemd-invoke start iscsid.socket || true
fi
fi
if dpkg --compare-versions "$2" le-nl "2.0.874-5ubuntu3"; then
deb-systemd-helper disable 'iscsid.service' >/dev/null || true
fi
fi
exit 0
