/*
* 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>
/* --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[]);
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);
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,
setup_flows = false;
break;
+ case OPT_MUTE:
+ mute = true;
+ break;
+
case OPT_MAX_IDLE:
if (!strcmp(optarg, "permanent")) {
max_idle = OFP_FLOW_PERMANENT;