DB_SCHEMA=/usr/share/openvswitch/vswitch.ovsschema
DB_PID_FILE=/var/run/openvswitch/db.pid
DB_LOG=/var/log/ovs-db.log
+DB_CTRL_SOCKET=/var/run/openvswitch/db-ctrl.sock
##
DB_SOCKET=/var/run/openvswitch/db.sock
##
ovs-appctl --target=$SWITCH_SOCKET version >& /dev/null
}
+function is_db_running {
+ ovs-appctl --target=$DB_CTRL_SOCKET version >& /dev/null
+}
+
function tapname () {
IP=$1; shift
echo $(ip addr show to "$IP/32" | perl -ne '/^\s*\d+:\s*([\w-]+):/ && print $1')
--bootstrap-ca-cert=db:SSL,ca_cert \
--pidfile=$DB_PID_FILE \
--log-file=$DB_LOG \
+ --unixctl=$DB_CTRL_SOCKET \
--detach >& /dev/null
else
echo 'ovsdb-server appears to be running already, *not* starting'
[[ -n "$@" ]] && error "Usage: $COMMAND start-switch"
+ # ensure ovsdb-server is running
+ is_db_running || { echo "ovsdb-server not running" >&2 ; exit 1 ; }
+
if [ ! -f "$SWITCH_PID_FILE" ] ; then
ovs-vswitchd \
--pidfile=$SWITCH_PID_FILE \
# check whether the address is already assigned
TAPNAME=$(tapname $IP)
if [ ! -z "$TAPNAME" ]; then
- if ovs-vsctl --db=$DB_SOCKET br-exists "$TAPNAME"; then
+ if ovs-vsctl --db=unix:$DB_SOCKET br-exists "$TAPNAME"; then
echo $TAPNAME
exit 0
fi
port=$1; shift
[[ -n "$@" ]] || error "$COMMAND create-port <bridge> <port>"
+ # ensure ovs-vswitchd is running
+ is_switch_running || { echo "ovs-vswitchd not running" >&2 ; exit 1 ; }
+
set -e
if ! ovs-vsctl --db=$DB_SOCKET list-ports "$bridge" | grep -q "^$port\$"; then
ovs-vsctl --db=$DB_SOCKET add-port "$bridge" "$port" -- set interface "$port" type=tunnel
[[ -n "$@" ]] && error "Usage: ${COMMAND} del-bridge <bridge name>"
W=
- is_switch_running || W="--no-wait"
+ if ! is_switch_running; then
+ # we can delete the bridge even if ovs-vswitchd is not running,
+ # but we need a running ovsdb-server
+ is_db_running || { echo "ovsdb-server not running" >&2; exit 1; }
+ W="--no-wait"
+ fi
- if ovs-vsctl --db=$DB_SOCKET br-exists "$bridge_name"; then
+ set -e
+ if ovs-vsctl --db=$DB_SOCKET $W br-exists "$bridge_name"; then
ovs-vsctl --db=$DB_SOCKET $W del-br $bridge_name
fi
return 0
bridge_name=$1; shift
[[ -n "$@" ]] && error "Usage: ${COMMAND} del-port <port>"
+ W=
+ if ! is_switch_running; then
+ # we can delete the port even if ovs-vswitchd is not running,
+ # but we need a running ovsdb-server
+ is_db_running || { echo "ovsdb-server not running" >&2; exit 1; }
+ W="--no-wait"
+ fi
+
set -e
- if ovs-vsctl --db=$DB_SOCKET port-to-br "$1" >/dev/null 2>&1; then
- ovs-vsctl --db=$DB_SOCKET del-port "$1"
+ if ovs-vsctl --db=$DB_SOCKET $W port-to-br "$1" >/dev/null 2>&1; then
+ ovs-vsctl --db=$DB_SOCKET $W del-port "$1"
fi
return 0
}