CasperSecurity
| Current Path : /var/lib/dpkg/info/ |
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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 "$1" in
configure)
# Compatibility symlinks
for file in iscsid iscsi_discovery iscsi-iname iscsistart; do
if [ ! -e /usr/sbin/$file ]; then
ln -s /sbin/$file /usr/sbin/$file
fi
done
# Generate a unique iSCSI InitiatorName
NAMEFILE=/etc/iscsi/initiatorname.iscsi
if [ ! -e $NAMEFILE ] && [ -z "$2" ] ; then
INAME=$(iscsi-iname -p iqn.2004-10.com.ubuntu: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_installinit/13.6ubuntu1
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-disabled >/dev/null || exit 1
fi
fi
# End automatically added section
# Automatically added by dh_installinit/13.6ubuntu1
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-disabled >/dev/null || exit 1
fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.6ubuntu1
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_installsystemd/13.6ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -z "${DPKG_ROOT:-}" ] && [ -d /run/systemd/system ]; then
systemctl --system daemon-reload >/dev/null || true
deb-systemd-invoke start 'iscsid.service' >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.6ubuntu1
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_installsystemd/13.6ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -z "${DPKG_ROOT:-}" ] && [ -d /run/systemd/system ]; then
systemctl --system daemon-reload >/dev/null || true
deb-systemd-invoke start 'iscsid.socket' >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.6ubuntu1
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_installsystemd/13.6ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -z "${DPKG_ROOT:-}" ] && [ -d /run/systemd/system ]; then
systemctl --system daemon-reload >/dev/null || true
deb-systemd-invoke start 'open-iscsi.service' >/dev/null || true
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 explicit 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
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
fi
exit 0