X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=utilities%2Fovs-controller.c;h=314da18682f7e49e25a43aefc3f8685f5cb860a5;hb=dc81071d9fe21beaead51a9c0a8d87fbefbfcf56;hp=423ce1955869d2fbb0064118d6c93970302013a7;hpb=064af42167bf4fc9aaea2702d80ce08074b889c0;p=openvswitch

diff --git a/utilities/ovs-controller.c b/utilities/ovs-controller.c
index 423ce195..314da186 100644
--- a/utilities/ovs-controller.c
+++ b/utilities/ovs-controller.c
@@ -1,17 +1,17 @@
 /*
  * Copyright (c) 2008, 2009 Nicira Networks.
  *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
  *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  */
 
 #include <config.h>
@@ -58,6 +58,10 @@ static bool setup_flows = true;
 /* --max-idle: Maximum idle time, in seconds, before flows expire. */
 static int max_idle = 60;
 
+/* --mute: If true, accept connections from switches but do not reply to any
+ * of their messages (for debugging fail-open mode). */
+static bool mute = false;
+
 static int do_switching(struct switch_ *);
 static void new_switch(struct switch_ *, struct vconn *, const char *name);
 static void parse_options(int argc, char *argv[]);
@@ -211,7 +215,9 @@ do_switching(struct switch_ *sw)
 
     msg = rconn_recv(sw->rconn);
     if (msg) {
-        lswitch_process_packet(sw->lswitch, sw->rconn, msg);
+        if (!mute) {
+            lswitch_process_packet(sw->lswitch, sw->rconn, msg);
+        }
         ofpbuf_delete(msg);
     }
     rconn_run(sw->rconn);
@@ -227,12 +233,14 @@ parse_options(int argc, char *argv[])
     enum {
         OPT_MAX_IDLE = UCHAR_MAX + 1,
         OPT_PEER_CA_CERT,
+        OPT_MUTE,
         VLOG_OPTION_ENUMS
     };
     static struct option long_options[] = {
         {"hub",         no_argument, 0, 'H'},
         {"noflow",      no_argument, 0, 'n'},
         {"max-idle",    required_argument, 0, OPT_MAX_IDLE},
+        {"mute",        no_argument, 0, OPT_MUTE},
         {"help",        no_argument, 0, 'h'},
         {"version",     no_argument, 0, 'V'},
         DAEMON_LONG_OPTIONS,
@@ -263,6 +271,10 @@ parse_options(int argc, char *argv[])
             setup_flows = false;
             break;
 
+        case OPT_MUTE:
+            mute = true;
+            break;
+
         case OPT_MAX_IDLE:
             if (!strcmp(optarg, "permanent")) {
                 max_idle = OFP_FLOW_PERMANENT;