X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=utilities%2Fovs-ctl.in;h=5ad5f26009b9917fb455f05bf9df350c218357f2;hb=0cc70daec76f59571d56a96bd86a960e18d13e9f;hp=be481dec6ea5f88a579368d33ee6be75a7b1b989;hpb=0311d4f48ddfeb5f7d25b45d53168c02603bcf62;p=sliver-openvswitch.git

diff --git a/utilities/ovs-ctl.in b/utilities/ovs-ctl.in
index be481dec6..5ad5f2600 100755
--- a/utilities/ovs-ctl.in
+++ b/utilities/ovs-ctl.in
@@ -1,5 +1,5 @@
 #! /bin/sh
-# Copyright (C) 2009, 2010, 2011, 2012 Nicira, Inc.
+# Copyright (C) 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -52,29 +52,12 @@ insert_openvswitch_mod_if_required () {
     action "Inserting openvswitch module" modprobe openvswitch
 }
 
-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 () {
-    ovs-vsctl --no-wait --timeout=5 "$@"
+    ovs-vsctl --no-wait "$@"
 }
 
 ovsdb_tool () {
@@ -174,7 +157,7 @@ set_system_ids () {
 
 check_force_cores () {
     if test X"$FORCE_COREFILES" = Xyes; then
-        ulimit -Sc 67108864
+        ulimit -c 67108864
     fi
 }
 
@@ -233,8 +216,9 @@ start_forwarding () {
         log_success_msg "ovs-vswitchd is already running"
     else
         # Increase the limit on the number of open file descriptors.
-        # ovs-vswitchd needs 16 per datapath, plus a few extra, so this
-        # should allow for 256 (or more) bridges.
+        # On Linux, ovs-vswitchd needs about one file descriptor per
+        # switch port, so this allows a very large number of switch
+        # ports.
         ulimit -n 5000
 
 	    # Start ovs-vswitchd.
@@ -245,14 +229,6 @@ start_forwarding () {
 	    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
 }
 
 ## ---- ##
@@ -264,7 +240,6 @@ stop_ovsdb () {
 }
 
 stop_forwarding () {
-    stop_daemon ovs-brcompatd
     stop_daemon ovs-vswitchd
 }
 
@@ -293,16 +268,24 @@ internal_interfaces () {
     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 "$2"
+        return 0
     fi
-    script_flows=
-    return 1
+    [ -z "${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}"
+            ;;
+    esac
 }
 
 save_interfaces () {
@@ -310,26 +293,55 @@ save_interfaces () {
         > "${script_interfaces}"
 }
 
+restore_ofports () {
+    [ -x "${script_ofports}" ] && \
+        action "Restoring ofport values" "${script_ofports}"
+}
+
 restore_flows () {
-    [ -n "${script_flows}" ] && \
+    [ -x "${script_flows}" ] && \
         action "Restoring saved flows" "${script_flows}"
 }
 
+restore_interfaces () {
+    [ ! -x "${script_interfaces}" ] && return 0
+    action "Restoring interface configuration" "${script_interfaces}"
+    rc=$?
+    if test $rc = 0; then
+        level=debug
+    else
+        level=err
+    fi
+    log="logger -p daemon.$level -t ovs-save"
+    $log "interface restore script exited with status $rc:"
+    $log -f "$script_interfaces"
+}
+
+init_restore_scripts () {
+    script_interfaces=`mktemp`
+    script_flows=`mktemp`
+    script_ofports=`mktemp`
+    trap 'rm -f "${script_interfaces}" "${script_flows}" "${script_ofports}"' 0
+}
+
 force_reload_kmod () {
     ifaces=`internal_interfaces`
     action "Detected internal interfaces: $ifaces" true
 
-    script_interfaces=`mktemp`
-    script_flows=`mktemp`
-    trap 'rm -f "${script_interfaces}" "${script_flows}" ' 0 1 2 13 15
+    init_restore_scripts
+
+    action "Saving flows" ovs_save save-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
@@ -346,11 +358,6 @@ force_reload_kmod () {
     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
@@ -361,16 +368,7 @@ force_reload_kmod () {
 
     restore_flows
 
-    action "Restoring interface configuration" "$script_interfaces"
-    rc=$?
-    if test $rc = 0; then
-        level=debug
-    else
-        level=err
-    fi
-    log="logger -p daemon.$level -t ovs-save"
-    $log "force-reload-kmod interface restore script exited with status $rc:"
-    $log -f "$script_interfaces"
+    restore_interfaces
 
     "$datadir/scripts/ovs-check-dead-ifs"
 }
@@ -379,12 +377,25 @@ force_reload_kmod () {
 ## restart ##
 ## ------- ##
 
+save_interfaces_if_required () {
+    # Save interfaces if we are upgrading from a pre-1.10 branch.
+    case `ovs-appctl version | sed 1q` in
+        "ovs-vswitchd (Open vSwitch) 1."[0-9].*)
+            ifaces=`internal_interfaces`
+            action "Detected internal interfaces: $ifaces" true
+            if action "Saving interface configuration" save_interfaces; then
+                chmod +x "$script_interfaces"
+            fi
+            ;;
+    esac
+}
+
 restart () {
     if daemon_is_running ovsdb-server && daemon_is_running ovs-vswitchd; then
-        script_flows=`mktemp`
-        trap 'rm -f "${script_flows}"' 0 1 2 13 15
-
-        action "Saving flows" save_flows
+        init_restore_scripts
+        save_interfaces_if_required
+        action "Saving flows" ovs_save save-flows "${script_flows}"
+        save_ofports_if_required
     fi
 
     # Restart the database first, since a large database may take a
@@ -392,11 +403,18 @@ restart () {
     stop_ovsdb
     start_ovsdb
 
+    # Restore of ofports, if required, should happen before vswitchd is
+    # restarted.
+    restore_ofports
+
     stop_forwarding
     start_forwarding
 
-    # Restore the saved flows. Do not return error if restore fails.
-    restore_flows || true
+    # Restore the saved flows.
+    restore_flows
+
+    # Restore the interfaces if required. Return true even if restore fails.
+    restore_interfaces || true
 }
 
 ## --------------- ##
@@ -453,17 +471,14 @@ set_defaults () {
     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
@@ -529,7 +544,6 @@ Less important options for "start", "restart" and "force-reload-kmod":
   --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
@@ -537,9 +551,6 @@ Debugging options for "start", "restart" and "force-reload-kmod":
   --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)
@@ -584,9 +595,6 @@ set_option () {
 
 daemons () {
     echo ovsdb-server ovs-vswitchd
-    if test X"$BRCOMPAT" = Xyes; then
-        echo ovs-brcompatd
-    fi
 }
 
 set_defaults