A new debug function is added and used in a
subsequent patch.
Signed-off-by: Darrell Ball <[email protected]>
---
lib/conntrack.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 53 insertions(+)
diff --git a/lib/conntrack.c b/lib/conntrack.c
index 2eca38d..8deeec9 100644
--- a/lib/conntrack.c
+++ b/lib/conntrack.c
@@ -67,6 +67,8 @@ enum ct_alg_mode {
CT_TFTP_MODE,
};
+void print_conn_info(struct conn *c, char *log_msg);
+
static bool conn_key_extract(struct conntrack *, struct dp_packet *,
ovs_be16 dl_type, struct conn_lookup_ctx *,
uint16_t zone);
@@ -223,6 +225,57 @@ conn_key_cmp(const struct conn_key *key1, const struct
conn_key *key2)
return 1;
}
+void
+print_conn_info(struct conn *c, char *log_msg)
+{
+ VLOG_INFO("%s", log_msg);
+ if (c->key.dl_type == htons(ETH_TYPE_IP)) {
+ VLOG_INFO("src addr "IP_FMT " dst addr "IP_FMT
+ " rev src addr "IP_FMT " rev dst addr "IP_FMT,
+ IP_ARGS(c->key.src.addr.ipv4_aligned),
+ IP_ARGS(c->key.dst.addr.ipv4_aligned),
+ IP_ARGS(c->rev_key.src.addr.ipv4_aligned),
+ IP_ARGS(c->rev_key.dst.addr.ipv4_aligned));
+ } else {
+ ovs_be32 a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13;
+ ovs_be32 a14, a15;
+ memcpy(&a0, &c->key.src.addr.ipv6_aligned.s6_addr[0], sizeof a0);
+ memcpy(&a1, &c->key.src.addr.ipv6_aligned.s6_addr[4], sizeof a1);
+ memcpy(&a2, &c->key.src.addr.ipv6_aligned.s6_addr[8], sizeof a2);
+ memcpy(&a3, &c->key.src.addr.ipv6_aligned.s6_addr[12], sizeof a3);
+ memcpy(&a4, &c->key.dst.addr.ipv6_aligned.s6_addr[0], sizeof a4);
+ memcpy(&a5, &c->key.dst.addr.ipv6_aligned.s6_addr[4], sizeof a5);
+ memcpy(&a6, &c->key.dst.addr.ipv6_aligned.s6_addr[8], sizeof a6);
+ memcpy(&a7, &c->key.dst.addr.ipv6_aligned.s6_addr[12], sizeof a7);
+ memcpy(&a8, &c->rev_key.src.addr.ipv6_aligned.s6_addr[0],
+ sizeof a8);
+ memcpy(&a9, &c->rev_key.src.addr.ipv6_aligned.s6_addr[4],
+ sizeof a9);
+ memcpy(&a10, &c->rev_key.src.addr.ipv6_aligned.s6_addr[8],
+ sizeof a10);
+ memcpy(&a11, &c->rev_key.src.addr.ipv6_aligned.s6_addr[12],
+ sizeof a11);
+ memcpy(&a12, &c->rev_key.dst.addr.ipv6_aligned.s6_addr[0],
+ sizeof a12);
+ memcpy(&a13, &c->rev_key.dst.addr.ipv6_aligned.s6_addr[4],
+ sizeof a13);
+ memcpy(&a14, &c->rev_key.dst.addr.ipv6_aligned.s6_addr[8],
+ sizeof a14);
+ memcpy(&a15, &c->rev_key.dst.addr.ipv6_aligned.s6_addr[12],
+ sizeof a15);
+
+ VLOG_INFO("src addr 0x%08x:%08x:%08x:%08x; "
+ "dst addr 0x%08x:%08x:%08x:%08x; "
+ "rev src addr 0x%08x:%08x:%08x:%08x; "
+ "rev dst addr 0x%08x:%08x:%08x:%08x", ntohl(a0), ntohl(a1),
+ ntohl(a2), ntohl(a3), ntohl(a4), ntohl(a5), ntohl(a6),
+ ntohl(a7), ntohl(a8), ntohl(a9), ntohl(a10), ntohl(a11),
+ ntohl(a12), ntohl(a13), ntohl(a14), ntohl(a15));
+ }
+ VLOG_INFO("src/dst ports %d/%d rev src/dst ports %d/%d", c->key.src.port,
+ c->key.dst.port, c->rev_key.src.port, c->rev_key.dst.port);
+}
+
/* Initializes the connection tracker 'ct'. The caller is responsible for
* calling 'conntrack_destroy()', when the instance is not needed anymore */
void
--
1.9.1
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