ofp-util: Use table_id in OF1.1 and OF1.2 Flow Remove Messages

Previously this field was ignored on decode and
set to zero on encode

Signed-off-by: Simon Horman <horms@verge.net.au>
[blp@nicira.com changed "missing" value, removed OFPTT_ALL]
Signed-off-by: Ben Pfaff <blp@nicira.com>

diff --git a/lib/ofp-print.c b/lib/ofp-print.c
index 6789625..9123f2f 100644 (file)
--- a/lib/ofp-print.c
+++ b/lib/ofp-print.c
@@ -843,6 +843,10 @@ ofp_print_flow_removed(struct ds *string, const struct ofp_header *oh)
     ds_put_format(string, " reason=%s",
                   ofp_flow_removed_reason_to_string(fr.reason));
 
+    if (fr.table_id != 255) {
+        ds_put_format(string, " table_id=%"PRIu8, fr.table_id);
+    }
+
     if (fr.cookie != htonll(0)) {
         ds_put_format(string, " cookie:0x%"PRIx64, ntohll(fr.cookie));
     }

diff --git a/lib/ofp-util.c b/lib/ofp-util.c
index c78199f..7edae87 100644 (file)
--- a/lib/ofp-util.c
+++ b/lib/ofp-util.c
@@ -1913,7 +1913,7 @@ ofputil_decode_flow_removed(struct ofputil_flow_removed *fr,
         fr->priority = ntohs(ofr->priority);
         fr->cookie = ofr->cookie;
         fr->reason = ofr->reason;
-        /* XXX: ofr->table_id is ignored */
+        fr->table_id = ofr->table_id;
         fr->duration_sec = ntohl(ofr->duration_sec);
         fr->duration_nsec = ntohl(ofr->duration_nsec);
         fr->idle_timeout = ntohs(ofr->idle_timeout);
@@ -1929,6 +1929,7 @@ ofputil_decode_flow_removed(struct ofputil_flow_removed *fr,
         fr->priority = ntohs(ofr->priority);
         fr->cookie = ofr->cookie;
         fr->reason = ofr->reason;
+        fr->table_id = 255;
         fr->duration_sec = ntohl(ofr->duration_sec);
         fr->duration_nsec = ntohl(ofr->duration_nsec);
         fr->idle_timeout = ntohs(ofr->idle_timeout);
@@ -1952,6 +1953,7 @@ ofputil_decode_flow_removed(struct ofputil_flow_removed *fr,
         fr->priority = ntohs(nfr->priority);
         fr->cookie = nfr->cookie;
         fr->reason = nfr->reason;
+        fr->table_id = 255;
         fr->duration_sec = ntohl(nfr->duration_sec);
         fr->duration_nsec = ntohl(nfr->duration_nsec);
         fr->idle_timeout = ntohs(nfr->idle_timeout);
@@ -1985,7 +1987,7 @@ ofputil_encode_flow_removed(const struct ofputil_flow_removed *fr,
         ofr->cookie = fr->cookie;
         ofr->priority = htons(fr->priority);
         ofr->reason = fr->reason;
-        ofr->table_id = 0;
+        ofr->table_id = fr->table_id;
         ofr->duration_sec = htonl(fr->duration_sec);
         ofr->duration_nsec = htonl(fr->duration_nsec);
         ofr->idle_timeout = htons(fr->idle_timeout);

diff --git a/lib/ofp-util.h b/lib/ofp-util.h
index 38e7b02..8ef2206 100644 (file)
--- a/lib/ofp-util.h
+++ b/lib/ofp-util.h
@@ -243,6 +243,7 @@ struct ofputil_flow_removed {
     uint16_t priority;
     ovs_be64 cookie;
     uint8_t reason;             /* One of OFPRR_*. */
+    uint8_t table_id;           /* 255 if message didn't include table ID. */
     uint32_t duration_sec;
     uint32_t duration_nsec;
     uint16_t idle_timeout;

diff --git a/ofproto/ofproto.c b/ofproto/ofproto.c
index 7c92d71..52203fd 100644 (file)
--- a/ofproto/ofproto.c
+++ b/ofproto/ofproto.c
@@ -3225,6 +3225,7 @@ ofproto_rule_send_removed(struct rule *rule, uint8_t reason)
     fr.priority = rule->cr.priority;
     fr.cookie = rule->flow_cookie;
     fr.reason = reason;
+    fr.table_id = rule->table_id;
     calc_flow_duration__(rule->created, time_msec(),
                          &fr.duration_sec, &fr.duration_nsec);
     fr.idle_timeout = rule->idle_timeout;

diff --git a/tests/ofp-print.at b/tests/ofp-print.at
index c2eb002..fee3d28 100644 (file)
--- a/tests/ofp-print.at
+++ b/tests/ofp-print.at
@@ -376,7 +376,7 @@ AT_CHECK([ovs-ofctl ofp-print "\
 80 00 01 05 00 00 00 01 00 98 96 80 00 3c 00 78 \
 00 00 00 00 00 12 d6 87 00 00 00 00 6f 68 ba 66 \
 00 01 00 0a 80 00 0c 02 10 09 00 00 00 00 00 00"], [0], [dnl
-OFPT_FLOW_REMOVED (OF1.2) (xid=0x0): dl_vlan=9 reason=hard cookie:0xfedcba9876543210 duration1.01s idle60 hard120 pkts1234567 bytes1869134438
+OFPT_FLOW_REMOVED (OF1.2) (xid=0x0): dl_vlan=9 reason=hard table_id=5 cookie:0xfedcba9876543210 duration1.01s idle60 hard120 pkts1234567 bytes1869134438
 ])
 AT_CLEANUP