diff options
Diffstat (limited to 'extensions')
-rw-r--r-- | extensions/openstack-time.configure | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/extensions/openstack-time.configure b/extensions/openstack-time.configure new file mode 100644 index 00000000..4f5c8fbd --- /dev/null +++ b/extensions/openstack-time.configure @@ -0,0 +1,61 @@ +#!/bin/sh + +# Copyright (C) 2015 Codethink Limited +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; version 2 of the License. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + +set -e + +ROOT="$1" + +unnaceptable(){ + eval echo Unexpected value \$$1 for $1 >&2 + exit 1 +} + +check_bool(){ + case "$(eval echo \"\$$1\")" in + True) + eval "$1=true" + ;; + False|'') + eval "$1=false" + ;; + *) + unnaceptable "$1" + ;; + esac +} +check_bool SYNC_TIME_WITH_CONTROLLER + +if "$SYNC_TIME_WITH_CONTROLLER"; then + + cat << EOF > "$ROOT"/etc/ntpd.conf +# We use iburst here to reduce the potential initial delay to set the clock +server $CONTROLLER_HOST_ADDRESS iburst + +# kod - notify client when packets are denied service, +# rather than just dropping the packets +# +# nomodify - deny queries which attempt to modify the state of the server +# +# notrap - decline to provide mode 6 control message trap service to +# matching hosts +# +# see ntp.conf(5) for more details +restrict -4 default limited limited nomodify +restrict -6 default limited limited notrap nomodify +EOF + +fi |