## start ##
## ----- ##
-restore_datapaths () {
- [ -n "${script_datapaths}" ] && \
- action "Restoring datapath configuration" "${script_datapaths}"
-}
-
insert_openvswitch_mod_if_required () {
# If openvswitch is already loaded then we're done.
test -e /sys/module/openvswitch -o -e /sys/module/openvswitch_mod && \
return 0
# Load openvswitch. If that's successful then we're done.
- if action "Inserting openvswitch module" modprobe openvswitch; then
- restore_datapaths
- return 0
- fi
+ action "Inserting openvswitch module" modprobe openvswitch && return 0
# If the bridge module is loaded, then that might be blocking
# openvswitch. Try to unload it, if there are no bridges.
# Try loading openvswitch again.
action "Inserting openvswitch module" modprobe openvswitch
- restore_datapaths
-}
-
-insert_brcompat_mod_if_required () {
- if test -e /sys/module/bridge; then
- log_warning_msg "bridge module is loaded, not loading brcompat"
- return 1
- fi
- test -e /sys/module/brcompat -o -e /sys/module/brcompat_mod && return 0
- action "Inserting brcompat module" modprobe brcompat
}
insert_mod_if_required () {
insert_openvswitch_mod_if_required || return 1
- if test X"$BRCOMPAT" = Xyes; then
- if insert_brcompat_mod_if_required; then
- :
- else
- log_warning_msg "could not load brcompat module, disabling bridge compatibility"
- BRCOMPAT=no
- fi
- fi
}
ovs_vsctl () {
fi
start_daemon "$OVS_VSWITCHD_PRIORITY" "$OVS_VSWITCHD_WRAPPER" "$@"
fi
-
- if daemon_is_running ovs-brcompatd; then
- log_success_msg "ovs-brcompatd is already running"
- elif test X"$BRCOMPAT" = Xyes; then
- set ovs-brcompatd
- set "$@" -vconsole:emer -vsyslog:err -vfile:info
- start_daemon "$OVS_BRCOMPATD_PRIORITY" "$OVS_BRCOMPATD_WRAPPER" "$@"
- fi
}
## ---- ##
}
stop_forwarding () {
- stop_daemon ovs-brcompatd
stop_daemon ovs-vswitchd
}
done
}
-save_flows () {
- if set X `ovs_vsctl list-br`; then
- shift
- if "$datadir/scripts/ovs-save" save-flows "$@" > "$script_flows"; then
- chmod +x "$script_flows"
- return 0
- fi
+ovs_save () {
+ bridges=`ovs_vsctl -- --real list-br`
+ if [ -n "${bridges}" ] && \
+ "$datadir/scripts/ovs-save" "$1" ${bridges} > "$2"; then
+ chmod +x "$2"
+ return 0
fi
- script_flows=
- return 1
+ eval $3=""
+ [ -z "${bridges}" ] && return 0
+}
+
+save_ofports_if_required () {
+ # Save ofports if we are upgrading from a pre-1.10 branch.
+ case `ovs-appctl version | sed 1q` in
+ "ovs-vswitchd (Open vSwitch) 1."[0-9].*)
+ action "Saving ofport values" ovs_save save-ofports \
+ "${script_ofports}" script_ofports
+ ;;
+ *)
+ ;;
+ esac
}
save_interfaces () {
> "${script_interfaces}"
}
-save_datapaths () {
- "$datadir/scripts/ovs-save" save-datapaths ${datapaths} \
- > "${script_datapaths}"
+restore_ofports () {
+ [ -n "${script_ofports}" ] && \
+ action "Restoring ofport values" "${script_ofports}"
}
restore_flows () {
action "Detected internal interfaces: $ifaces" true
script_interfaces=`mktemp`
- script_datapaths=`mktemp`
script_flows=`mktemp`
- trap 'rm -f "${script_interfaces}" "${script_flows}" \
- "${script_datapaths}"' 0 1 2 13 15
+ script_ofports=`mktemp`
+ trap 'rm -f "${script_interfaces}" "${script_flows}" "${script_ofports}"' 0
+
+ action "Saving flows" ovs_save save-flows "${script_flows}" script_flows
- action "Saving flows" save_flows
+ save_ofports_if_required
# Restart the database first, since a large database may take a
# while to load, and we want to minimize forwarding disruption.
stop_ovsdb
start_ovsdb
+ # Restore of ofports should happen before vswitchd is restarted.
+ restore_ofports
+
stop_forwarding
if action "Saving interface configuration" save_interfaces; then
fi
chmod +x "$script_interfaces"
- datapaths=`ovs-dpctl dump-dps`
- if action "Saving datapath configuration" save_datapaths; then
- chmod +x "${script_datapaths}"
- else
- log_warning_msg "Failed to save datapath configuration. The port\
- numbers may change after the restart"
- script_datapaths=""
- fi
-
- for dp in ${datapaths}; do
+ for dp in `ovs-dpctl dump-dps`; do
action "Removing datapath: $dp" ovs-dpctl del-dp "$dp"
done
# try both old and new names in case this is post upgrade
- if test -e /sys/module/brcompat_mod; then
- action "Removing brcompat module" rmmod brcompat_mod
- elif test -e /sys/module/brcompat; then
- action "Removing brcompat module" rmmod brcompat
- fi
if test -e /sys/module/openvswitch_mod; then
action "Removing openvswitch module" rmmod openvswitch_mod
elif test -e /sys/module/openvswitch; then
restart () {
if daemon_is_running ovsdb-server && daemon_is_running ovs-vswitchd; then
script_flows=`mktemp`
- trap 'rm -f "${script_flows}"' 0 1 2 13 15
+ trap 'rm -f "${script_flows}"' 0
- action "Saving flows" save_flows
+ action "Saving flows" ovs_save save-flows "${script_flows}" \
+ script_flows
fi
# Restart the database first, since a large database may take a
stop_forwarding
start_forwarding
- restore_flows
+ # Restore the saved flows. Do not return error if restore fails.
+ restore_flows || true
}
## --------------- ##
SYSTEM_ID=
DELETE_BRIDGES=no
- BRCOMPAT=no
DAEMON_CWD=/
FORCE_COREFILES=yes
MLOCKALL=yes
OVSDB_SERVER_PRIORITY=-10
OVS_VSWITCHD_PRIORITY=-10
- OVS_BRCOMPATD_PRIORITY=-10
OVSDB_SERVER_WRAPPER=
OVS_VSWITCHD_WRAPPER=
- OVS_BRCOMPATD_WRAPPER=
DB_FILE=$dbdir/conf.db
DB_SOCK=$rundir/db.sock
--no-mlockall do not lock all of ovs-vswitchd into memory
--ovsdb-server-priority=NICE set ovsdb-server's niceness (default: $OVSDB_SERVER_PRIORITY)
--ovs-vswitchd-priority=NICE set ovs-vswitchd's niceness (default: $OVS_VSWITCHD_PRIORITY)
- --ovs-brcompatd-priority=NICE set ovs-brcompatd's niceness (default: $OVS_BRCOMPATD_PRIORITY)
Debugging options for "start", "restart" and "force-reload-kmod":
--ovsdb-server-wrapper=WRAPPER
--ovs-vswitchd-wrapper=WRAPPER
run specified daemon under WRAPPER (either 'valgrind' or 'strace')
-Options for "start", "restart", "force-reload-kmod", "load-kmod", "status", and "version":
- --brcompat enable Linux bridge compatibility module and daemon
-
File location options:
--db-file=FILE database file name (default: $DB_FILE)
--db-sock=SOCKET JSON-RPC socket name (default: $DB_SOCK)
daemons () {
echo ovsdb-server ovs-vswitchd
- if test X"$BRCOMPAT" = Xyes; then
- echo ovs-brcompatd
- fi
}
set_defaults
git://git.onelab.eu / sliver-openvswitch.git / blobdiff