[ovs-dev] [tests+nxm-ofctl 42/42] ovs-ofctl: Add --more option to increase OpenFlow message verbosity.

Ben Pfaff blp at nicira.com
Tue Nov 23 22:44:14 UTC 2010


This is useful for seeing the raw NXM data instead of just the parsed
cls_rules.
---
 tests/ovs-ofctl.at       |   29 +++++++++++++++++++++++++++++
 utilities/ovs-ofctl.8.in |    6 ++++++
 utilities/ovs-ofctl.c    |   25 +++++++++++++++++--------
 3 files changed, 52 insertions(+), 8 deletions(-)

diff --git a/tests/ovs-ofctl.at b/tests/ovs-ofctl.at
index 02c0d7d..eda1bdf 100644
--- a/tests/ovs-ofctl.at
+++ b/tests/ovs-ofctl.at
@@ -76,6 +76,35 @@ NXT_FLOW_MOD: ADD actions=drop
 ])
 AT_CLEANUP
 
+AT_SETUP([ovs-ofctl -F nxm -mmm parse-flows])
+AT_DATA([flows.txt], [
+# comment
+tcp,tp_src=123,actions=flood
+in_port=LOCAL dl_vlan=9 dl_src=00:0A:E4:25:6B:B0 actions=drop
+arp,nw_src=192.168.0.1 actions=drop_spoofed_arp,NORMAL
+udp dl_vlan_pcp=7 idle_timeout=5 actions=strip_vlan output:0
+tcp,nw_src=192.168.0.3,tp_dst=80 actions=set_queue:37,output:1
+udp,nw_src=192.168.0.3,tp_dst=53 actions=pop_queue,output:1
+cookie=0x123456789abcdef hard_timeout=10 priority=60000 actions=controller
+actions=note:41.42.43,note:00.01.02.03.04.05.06.07,note
+tun_id=0x1234,cookie=0x5678,actions=flood
+actions=drop
+])
+AT_CHECK([ovs-ofctl -F nxm -mmm parse-flows flows.txt], [0], [stdout])
+AT_CHECK([[sed 's/ (xid=0x[0-9a-fA-F]*)//' stdout]], [0], [dnl
+NXT_FLOW_MOD: ADD NXM_OF_ETH_TYPE(0800), NXM_OF_IP_PROTO(06), NXM_OF_TCP_SRC(007b) actions=FLOOD
+NXT_FLOW_MOD: ADD NXM_OF_IN_PORT(fffe), NXM_OF_ETH_SRC(000ae4256bb0), NXM_OF_VLAN_TCI_W(1009/1fff) actions=drop
+NXT_FLOW_MOD: ADD NXM_OF_ETH_TYPE(0806), NXM_OF_ARP_SPA(c0a80001) actions=drop_spoofed_arp,NORMAL
+NXT_FLOW_MOD: ADD NXM_OF_ETH_TYPE(0800), NXM_OF_VLAN_TCI_W(f000/f000), NXM_OF_IP_PROTO(11) idle:5 actions=strip_vlan,output:0
+NXT_FLOW_MOD: ADD NXM_OF_ETH_TYPE(0800), NXM_OF_IP_SRC(c0a80003), NXM_OF_IP_PROTO(06), NXM_OF_TCP_DST(0050) actions=set_queue:37,output:1
+NXT_FLOW_MOD: ADD NXM_OF_ETH_TYPE(0800), NXM_OF_IP_SRC(c0a80003), NXM_OF_IP_PROTO(11), NXM_OF_UDP_DST(0035) actions=pop_queue,output:1
+NXT_FLOW_MOD: ADD <any> cookie:0x123456789abcdef hard:10 pri:60000 actions=CONTROLLER:65535
+NXT_FLOW_MOD: ADD <any> actions=note:41.42.43.00.00.00,note:00.01.02.03.04.05.06.07.00.00.00.00.00.00,note:00.00.00.00.00.00
+NXT_FLOW_MOD: ADD NXM_NX_TUN_ID(0000000000001234) cookie:0x5678 actions=FLOOD
+NXT_FLOW_MOD: ADD <any> actions=drop
+])
+AT_CLEANUP
+
 AT_SETUP([ovs-ofctl parse-nx-match])
 AT_KEYWORDS([nx-match])
 AT_DATA([nx-match.txt], [dnl
diff --git a/utilities/ovs-ofctl.8.in b/utilities/ovs-ofctl.8.in
index ce10910..5b83117 100644
--- a/utilities/ovs-ofctl.8.in
+++ b/utilities/ovs-ofctl.8.in
@@ -651,6 +651,12 @@ This option, where \fIformat\fR is one of the formats listed in the
 above table, overrides \fBovs\-ofctl\fR's default choice of flow
 format.  If a command cannot work as requested using the requested
 flow format, \fBovs\-ofctl\fR will report a fatal error.
+.
+.IP "\fB\-m\fR"
+.IQ "\fB\-\-more\fR"
+Increases the verbosity of OpenFlow messages printed and logged by
+\fBovs\-ofctl\fR commands.  Specify this option more than once to
+increase verbosity further.
 .SS "Public Key Infrastructure Options"
 .so lib/ssl.man
 .so lib/vlog.man
diff --git a/utilities/ovs-ofctl.c b/utilities/ovs-ofctl.c
index 6e756cc..2573741 100644
--- a/utilities/ovs-ofctl.c
+++ b/utilities/ovs-ofctl.c
@@ -58,6 +58,9 @@ static bool strict;
  * particular flow format or -1 to let ovs-ofctl choose intelligently. */
 static int preferred_flow_format = -1;
 
+/* -m, --more: Additional verbosity for ofp-print functions. */
+static int verbosity;
+
 static const struct command all_commands[];
 
 static void usage(void) NO_RETURN;
@@ -84,6 +87,7 @@ parse_options(int argc, char *argv[])
         {"timeout", required_argument, 0, 't'},
         {"strict", no_argument, 0, OPT_STRICT},
         {"flow-format", required_argument, 0, 'F'},
+        {"more", no_argument, 0, 'm'},
         {"help", no_argument, 0, 'h'},
         {"version", no_argument, 0, 'V'},
         VLOG_LONG_OPTIONS,
@@ -119,6 +123,10 @@ parse_options(int argc, char *argv[])
             }
             break;
 
+        case 'm':
+            verbosity++;
+            break;
+
         case 'h':
             usage();
 
@@ -176,6 +184,7 @@ usage(void)
     printf("\nOther options:\n"
            "  --strict                    use strict match for flow commands\n"
            "  -F, --flow-format=FORMAT    force particular flow format\n"
+           "  -m, --more                  be more verbose printing OpenFlow\n"
            "  -t, --timeout=SECS          give up after SECS seconds\n"
            "  -h, --help                  display this help message\n"
            "  -V, --version               display version information\n");
@@ -299,7 +308,7 @@ dump_transaction(const char *vconn_name, struct ofpbuf *request)
     update_openflow_length(request);
     open_vconn(vconn_name, &vconn);
     run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name);
-    ofp_print(stdout, reply->data, reply->size, 1);
+    ofp_print(stdout, reply->data, reply->size, verbosity + 1);
     vconn_close(vconn);
 }
 
@@ -329,7 +338,7 @@ dump_stats_transaction(const char *vconn_name, struct ofpbuf *request)
         if (send_xid == recv_xid) {
             struct ofp_stats_reply *osr;
 
-            ofp_print(stdout, reply->data, reply->size, 1);
+            ofp_print(stdout, reply->data, reply->size, verbosity + 1);
 
             osr = ofpbuf_at(reply, 0, sizeof *osr);
             done = !osr || !(ntohs(osr->flags) & OFPSF_REPLY_MORE);
@@ -365,7 +374,7 @@ transact_multiple_noreply(struct vconn *vconn, struct list *requests)
     run(vconn_transact_multiple_noreply(vconn, requests, &reply),
         "talking to %s", vconn_get_name(vconn));
     if (reply) {
-        ofp_print(stderr, reply->data, reply->size, 2);
+        ofp_print(stderr, reply->data, reply->size, verbosity + 2);
         exit(1);
     }
     ofpbuf_delete(reply);
@@ -414,7 +423,7 @@ do_status(int argc, char *argv[])
     if (reply->header.type != OFPT_VENDOR
         || reply->vendor != ntohl(NX_VENDOR_ID)
         || reply->subtype != ntohl(NXT_STATUS_REPLY)) {
-        ofp_print(stderr, b->data, b->size, 2);
+        ofp_print(stderr, b->data, b->size, verbosity + 2);
         ovs_fatal(0, "bad reply");
     }
 
@@ -676,7 +685,7 @@ monitor_vconn(struct vconn *vconn)
     for (;;) {
         struct ofpbuf *b;
         run(vconn_recv_block(vconn, &b), "vconn_recv");
-        ofp_print(stderr, b->data, b->size, 2);
+        ofp_print(stderr, b->data, b->size, verbosity + 2);
         ofpbuf_delete(b);
     }
 }
@@ -807,9 +816,9 @@ do_ping(int argc, char *argv[])
             || rpy_hdr->xid != rq_hdr->xid
             || rpy_hdr->type != OFPT_ECHO_REPLY) {
             printf("Reply does not match request.  Request:\n");
-            ofp_print(stdout, request, request->size, 2);
+            ofp_print(stdout, request, request->size, verbosity + 2);
             printf("Reply:\n");
-            ofp_print(stdout, reply, reply->size, 2);
+            ofp_print(stdout, reply, reply->size, verbosity + 2);
         }
         printf("%zu bytes from %s: xid=%08"PRIx32" time=%.1f ms\n",
                reply->size - sizeof *rpy_hdr, argv[1], ntohl(rpy_hdr->xid),
@@ -894,7 +903,7 @@ do_parse_flows(int argc OVS_UNUSED, char *argv[])
         struct ofpbuf *packet, *next;
 
         LIST_FOR_EACH_SAFE (packet, next, list_node, &packets) {
-            ofp_print(stdout, packet->data, packet->size, 0);
+            ofp_print(stdout, packet->data, packet->size, verbosity);
             list_remove(&packet->list_node);
             ofpbuf_delete(packet);
         }
-- 
1.7.1





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