# limitations under the License.
### BEGIN INIT INFO
# Provides: openvswitch-switch
-# Required-Start: $network $named $remote_fs $syslog
-# Required-Stop: $remote_fs
+# Required-Start:
+# Required-Stop:
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Open vSwitch switch
"$@"
rc=$?
if [ $rc -eq 0 ] ; then
- log_success_msg $"$STRING "
+ log_success_msg $"$STRING "
else
- log_failure_msg $"$STRING "
+ log_failure_msg $"$STRING "
fi
return $rc
}
;;
esac
-# General config variables in /etc/sysconfig/openvswitch
-if [ -f /etc/xensource-inventory ]; then
- if test "$PRODUCT_VERSION" = "5.5.0"; then
- # XenServer 5.5.0 needs ovs-brcompatd and /proc/net simulation.
- : ${ENABLE_BRCOMPAT:=y}
- : ${ENABLE_FAKE_PROC_NET:=y}
- else
- # Later versions don't need them.
- : ${ENABLE_BRCOMPAT:=n}
- : ${ENABLE_FAKE_PROC_NET:=n}
- fi
-else
- : ${ENABLE_BRCOMPAT:=y}
- : ${ENABLE_FAKE_PROC_NET:=y}
-fi
: ${ENABLE_MONITOR:=y}
: ${FORCE_COREFILES:=y}
# Config variables specific to ovsdb-server
-: ${OVSDB_SERVER_REMOTES:=punix:/var/run/openvswitch/db.sock db:Open_vSwitch,managers}
+: ${OVSDB_SERVER_REMOTES:=punix:/var/run/openvswitch/db.sock db:Open_vSwitch,manager_options}
: ${OVSDB_SERVER_DB:=/etc/openvswitch/conf.db}
: ${OVSDB_SERVER_PIDFILE:=/var/run/openvswitch/ovsdb-server.pid}
: ${OVSDB_SERVER_RUN_DIR:=/var/xen/openvswitch}
: ${VSWITCHD_VALGRIND_LOG:=}
: ${VSWITCHD_VALGRIND_OPT:=}
-# Config variables specific to ovs-brcompatd
-: ${BRCOMPATD_PIDFILE:=/var/run/openvswitch/ovs-brcompatd.pid}
-: ${BRCOMPATD_RUN_DIR:=/var/xen/openvswitch}
-: ${BRCOMPATD_PRIORITY:=-10}
-: ${BRCOMPATD_LOGFILE:=/var/log/openvswitch/ovs-brcompatd.log}
-: ${BRCOMPATD_FILE_LOGLEVEL:=INFO}
-: ${BRCOMPATD_SYSLOG_LOGLEVEL:=ERR}
-: ${BRCOMPATD_MEMLEAK_LOGFILE:=}
-: ${BRCOMPATD_STRACE_LOG:=}
-: ${BRCOMPATD_STRACE_OPT:=}
-: ${BRCOMPATD_VALGRIND_LOG:=}
-: ${BRCOMPATD_VALGRIND_OPT:=}
-
# Full paths to executables & modules
ovsdb_server="/usr/sbin/ovsdb-server"
ovsdb_tool="/usr/bin/ovsdb-tool"
vswitchd="/usr/sbin/ovs-vswitchd"
-brcompatd="/usr/sbin/ovs-brcompatd"
dpctl="/usr/bin/ovs-dpctl"
appctl="/usr/bin/ovs-appctl"
ofctl="/usr/bin/ovs-ofctl"
vsctl="/usr/bin/ovs-vsctl"
-if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then
- if [ "$ENABLE_BRCOMPAT" != "y" ]; then
- warning "FAKE_PROC_NET required BRCOMPAT which was disabled. Force enabling."
- ENABLE_BRCOMPAT="y"
- fi
-fi
-
if test "$ENABLE_MONITOR" = "y"; then
monitor_opt="--monitor"
else
fi
function hup_monitor_external_ids {
- if [ -e /var/run/openvswitch/ovs-external-ids.pid ]; then
- action "Configuring Open vSwitch external IDs" kill -HUP `cat /var/run/openvswitch/ovs-external-ids.pid`
+ if [ -e /var/run/openvswitch/ovs-xapi-sync.pid ]; then
+ action "Configuring Open vSwitch external IDs" kill -HUP `cat /var/run/openvswitch/ovs-xapi-sync.pid`
fi
}
-function dp_list {
- "$dpctl" show | grep '^dp[0-9]\+:' | cut -d':' -f 1
-}
-
function turn_on_corefiles {
ulimit -Sc 67108864
}
function remove_all_dp {
- for dp in $(dp_list); do
+ for dp in $($dpctl dump-dps); do
action "Removing datapath: $dp" "$dpctl" del-dp "$dp"
done
}
function insert_modules_if_required {
+ if test -e /sys/module/bridge; then
+ bridges=`echo /sys/class/net/*/bridge | sed 's,/sys/class/net/,,g;s,/bridge,,g'`
+ if test "$bridges" != "*"; then
+ log_warning_msg "not removing bridge module because bridges exist ($bridges)"
+ else
+ action "removing bridge module" rmmod bridge
+ fi
+ fi
if ! lsmod | grep -q "openvswitch_mod"; then
action "Inserting llc module" modprobe llc
action "Inserting openvswitch module" modprobe openvswitch_mod
fi
- if [ "$ENABLE_BRCOMPAT" = "y" ] && [ -n "$BRCOMPATD_PIDFILE" ] && ! lsmod | grep -q "brcompat_mod"; then
- action "Inserting brcompat module" modprobe brcompat_mod
- fi
}
function remove_modules {
- if lsmod | grep -q "brcompat_mod"; then
- action "Removing brcompat module" rmmod brcompat_mod.ko
- fi
if lsmod | grep -q "openvswitch_mod"; then
action "Removing openvswitch module" rmmod openvswitch_mod.ko
fi
}
function start_vswitchd {
- local fake_proc_net_opt=
- if [ "$ENABLE_FAKE_PROC_NET" = "y" ]; then
- fake_proc_net_opt="--fake-proc-net"
- fi
-
local mlockall_opt=
if [ "$VSWITCHD_MLOCKALL" != "no" ]; then
mlockall_opt="--mlockall"
fi
- start_daemon VSWITCHD "$vswitchd" $fake_proc_net_opt $mlockall_opt \
- "$VSWITCHD_OVSDB_SERVER"
+ start_daemon VSWITCHD "$vswitchd" $mlockall_opt "$VSWITCHD_OVSDB_SERVER"
}
-function start_brcompatd {
- start_daemon BRCOMPATD "$brcompatd" \
- --appctl-command="$appctl --target=/var/run/openvswitch/ovs-vswitchd.\`cat $VSWITCHD_PIDFILE\`.ctl %s" \
- "$VSWITCHD_OVSDB_SERVER"
-}
-
function stop_daemon {
local DAEMON=$1
local BINARY=$2
external-ids:system-id="$INSTALLATION_UUID" \
external-ids:xs-system-uuid="$INSTALLATION_UUID"
else
- if test -f /etc/openvswitch/install_uuid.conf; then
+ if test -f /etc/openvswitch/install_uuid.conf; then
. /etc/openvswitch/install_uuid.conf
- elif INSTALLATION_UUID=`uuidgen`; then
- echo "INSTALLATION_UUID=$INSTALLATION_UUID" > /etc/openvswitch/install_uuid.conf
- else
- log_failure_msg "missing uuidgen, could not generate system UUID"
- return
+ elif INSTALLATION_UUID=`uuidgen`; then
+ echo "INSTALLATION_UUID=$INSTALLATION_UUID" > /etc/openvswitch/install_uuid.conf
+ else
+ log_failure_msg "missing uuidgen, could not generate system UUID"
+ return
fi
$vsctl --no-wait --timeout=5 set Open_vSwitch . \
external-ids:system-id="$INSTALLATION_UUID"
action "Creating empty database $OVSDB_SERVER_DB" true
$ovsdb_tool -vANY:console:emer create "$OVSDB_SERVER_DB" "$VSWITCHD_OVSDB_SCHEMA"
- else
- # If schema version changed, then back up the old version.
- oldver=`$ovsdb_tool db-version "$OVSDB_SERVER_DB"`
- if test "X$oldver" != "X$schemaver"; then
- backup=$OVSDB_SERVER_DB.backup$oldver
- action "Backing up $OVSDB_SERVER_DB in $backup before converting from schema version \"$oldver\" to \"$schemaver\"" true
- cp "$OVSDB_SERVER_DB" "$backup"
- fi
-
- # Upgrade or downgrade schema and compact database.
+ elif test "X`$ovsdb_tool needs-conversion "$OVSDB_SERVER_DB" "$VSWITCHD_OVSDB_SCHEMA"`" != Xno; then
+ # Back up the old version.
+ version=`$ovsdb_tool db-version "$OVSDB_SERVER_DB"`
+ cksum=`$ovsdb_tool db-cksum "$OVSDB_SERVER_DB" | awk '{print $1}'`
+ cp "$OVSDB_SERVER_DB" "$OVSDB_SERVER_DB.backup$version-$cksum"
+
+ # Compact database. This is important if the old schema did not enable
+ # garbage collection (i.e. if it did not have any tables with "isRoot":
+ # true) but the new schema does. In that situation the old database
+ # may contain a transaction that creates a record followed by a
+ # transaction that creates the first use of the record. Replaying that
+ # series of transactions against the new database schema (as "convert"
+ # does) would cause the record to be dropped by the first transaction,
+ # then the second transaction would cause a referential integrity
+ # failure (for a strong reference).
+ $ovsdb_tool -vANY:console:emer compact "$OVSDB_SERVER_DB"
+
+ # Upgrade or downgrade schema.
$ovsdb_tool -vANY:console:emer convert "$OVSDB_SERVER_DB" "$VSWITCHD_OVSDB_SCHEMA"
fi
set_system_ids
start_vswitchd
- if [ "${ENABLE_BRCOMPAT}" = "y" ] ; then
- start_brcompatd
- fi
if [ -f /etc/xensource-inventory ]; then
# Start daemon to monitor external ids
PYTHONPATH=/usr/share/openvswitch/python \
- /usr/share/openvswitch/scripts/ovs-external-ids \
+ /usr/share/openvswitch/scripts/ovs-xapi-sync \
--pidfile --detach $monitor_opt "$VSWITCHD_OVSDB_SERVER"
fi
}
function stop {
- stop_daemon BRCOMPATD "$brcompatd"
stop_daemon VSWITCHD "$vswitchd"
stop_daemon OVSDB_SERVER "$ovsdb_server"
- if [ -e /var/run/openvswitch/ovs-external-ids.pid ]; then
- kill `cat /var/run/openvswitch/ovs-external-ids.pid`
+ if [ -e /var/run/openvswitch/ovs-xapi-sync.pid ]; then
+ kill `cat /var/run/openvswitch/ovs-xapi-sync.pid`
fi
rm -f /var/lock/subsys/openvswitch
}
fi
}
+function internal_interfaces {
+ # Outputs a list of internal interfaces:
+ #
+ # - There is an internal interface for every bridge, whether it has
+ # an Interface record or not and whether the Interface record's
+ # 'type' is properly set.
+ #
+ # - There is an internal interface for each Interface record whose
+ # 'type' is 'internal'.
+ #
+ # But ignore interfaces that don't really exist.
+ for d in `(ovs-vsctl --bare \
+ -- --columns=name find Interface type=internal \
+ -- list-br) | sort -u`
+ do
+ if test -e "/sys/class/net/$d"; then
+ printf "%s " "$d"
+ fi
+ done
+}
+
+function force_reload_kmod {
+ ifaces=$(internal_interfaces)
+ action "Configured internal interfaces: $ifaces" true
+
+ stop
+
+ script=$(mktemp)
+ action "Save interface configuration to $script" true
+ if ! /usr/share/openvswitch/scripts/ovs-save $ifaces > $script; then
+ warning "Failed to save configuration, not replacing kernel module"
+ start
+ exit 1
+ fi
+ chmod +x $script
+
+ action "Destroy datapaths" remove_all_dp
+
+ remove_modules
+
+ start
+
+ action "Restore interface configuration from $script" $script
+}
+
case "$1" in
start)
start
;;
reload|force-reload)
# Nothing to do to ovs-vswitchd and ovsdb-server as they keep their
- # configuration up-to-date all the time. HUP ovs-external-ids so it
+ # configuration up-to-date all the time. HUP ovs-xapi-sync so it
# re-runs.
hup_monitor_external_ids
- ;;
+ ;;
strace-vswitchd)
shift
strace -p $(cat "$VSWITCHD_PIDFILE") "$@"
;;
- strace-brcompatd)
- shift
- strace -p $(cat "$BRCOMPATD_PIDFILE") "$@"
- ;;
status)
status -p "$OVSDB_SERVER_PIDFILE" ovsdb-server &&
- status -p "$VSWITCHD_PIDFILE" ovs-vswitchd &&
- (test "$ENABLE_BRCOMPAT" != "y" ||
- status -p "$BRCOMPATD_PIDFILE" ovs-brcompatd)
+ status -p "$VSWITCHD_PIDFILE" ovs-vswitchd
;;
version)
/usr/sbin/ovsdb-server -V
/usr/sbin/ovs-vswitchd -V
- /usr/sbin/ovs-brcompatd -V
+ ;;
+ force-reload-kmod)
+ force_reload_kmod
;;
help)
printf "openvswitch [start|stop|restart|reload|force-reload|status|version]\n"