* See the License for the specific language governing permissions and
* limitations under the License.
*/
-/**
- * @file
- * @brief NAT formatting
- */
#include <nat/nat44-ed/nat44_ed.h>
#include <nat/nat44-ed/nat44_ed_inlines.h>
u8 *
-format_nat_addr_and_port_alloc_alg (u8 * s, va_list * args)
+format_ed_session_kvp (u8 *s, va_list *args)
{
- u32 i = va_arg (*args, u32);
- u8 *t = 0;
+ clib_bihash_kv_16_8_t *v = va_arg (*args, clib_bihash_kv_16_8_t *);
- switch (i)
- {
-#define _(v, N, s) case NAT_ADDR_AND_PORT_ALLOC_ALG_##N: t = (u8 *) s; break;
- foreach_nat_addr_and_port_alloc_alg
-#undef _
- default:
- s = format (s, "unknown");
- return s;
- }
- s = format (s, "%s", t);
- return s;
-}
+ u8 proto;
+ u16 r_port, l_port;
+ ip4_address_t l_addr, r_addr;
+ u32 fib_index;
-u8 *
-format_snat_session_state (u8 * s, va_list * args)
-{
- u32 i = va_arg (*args, u32);
- u8 *t = 0;
+ split_ed_kv (v, &l_addr, &r_addr, &proto, &fib_index, &l_port, &r_port);
+ s = format (s,
+ "local %U:%d remote %U:%d proto %U fib %d thread-index %u "
+ "session-index %u",
+ format_ip4_address, &l_addr, clib_net_to_host_u16 (l_port),
+ format_ip4_address, &r_addr, clib_net_to_host_u16 (r_port),
+ format_ip_protocol, proto, fib_index,
+ ed_value_get_thread_index (v), ed_value_get_session_index (v));
- switch (i)
- {
-#define _(v, N, str) case SNAT_SESSION_##N: t = (u8 *) str; break;
- foreach_snat_session_state
-#undef _
- default:
- t = format (t, "unknown");
- }
- s = format (s, "%s", t);
return s;
}
u8 *
format_snat_session (u8 * s, va_list * args)
{
+ snat_main_t *sm = va_arg (*args, snat_main_t *);
snat_main_per_thread_data_t *tsm =
va_arg (*args, snat_main_per_thread_data_t *);
snat_session_t *sess = va_arg (*args, snat_session_t *);
+ f64 now = va_arg (*args, f64);
if (nat44_ed_is_unk_proto (sess->proto))
{
s = format (s, " o2i flow: %U\n", format_nat_6t_flow, &sess->o2i);
s = format (s, " index %llu\n", sess - tsm->sessions);
s = format (s, " last heard %.2f\n", sess->last_heard);
- s = format (s, " total pkts %d, total bytes %lld\n",
- sess->total_pkts, sess->total_bytes);
+ s = format (s, " timeout in %.2f\n",
+ nat44_session_get_timeout (sm, sess) - (now - sess->last_heard));
+ s = format (s, " total pkts %d, total bytes %lld\n", sess->total_pkts,
+ sess->total_bytes);
if (nat44_ed_is_session_static (sess))
s = format (s, " static translation\n");
else
return s;
}
+u8 *
+format_nat_ed_translation_error (u8 *s, va_list *args)
+{
+ nat_translation_error_e e = va_arg (*args, nat_translation_error_e);
+
+ switch (e)
+ {
+ case NAT_ED_TRNSL_ERR_SUCCESS:
+ s = format (s, "success");
+ break;
+ case NAT_ED_TRNSL_ERR_TRANSLATION_FAILED:
+ s = format (s, "translation-failed");
+ break;
+ case NAT_ED_TRNSL_ERR_FLOW_MISMATCH:
+ s = format (s, "flow-mismatch");
+ break;
+ case NAT_ED_TRNSL_ERR_PACKET_TRUNCATED:
+ s = format (s, "packet-truncated");
+ break;
+ case NAT_ED_TRNSL_ERR_INNER_IP_CORRUPT:
+ s = format (s, "inner-ip-corrupted");
+ break;
+ case NAT_ED_TRNSL_ERR_INVALID_CSUM:
+ s = format (s, "invalid-checksum");
+ break;
+ }
+ return s;
+}
+
+u8 *
+format_nat_6t_flow (u8 *s, va_list *args)
+{
+ nat_6t_flow_t *f = va_arg (*args, nat_6t_flow_t *);
+
+ s = format (s, "match: %U ", format_nat_6t, &f->match);
+ int r = 0;
+ if (f->ops & NAT_FLOW_OP_SADDR_REWRITE)
+ {
+ s = format (s, "rewrite: saddr %U ", format_ip4_address,
+ f->rewrite.saddr.as_u8);
+ r = 1;
+ }
+ if (f->ops & NAT_FLOW_OP_SPORT_REWRITE)
+ {
+ if (!r)
+ {
+ s = format (s, "rewrite: ");
+ r = 1;
+ }
+ s = format (s, "sport %u ", clib_net_to_host_u16 (f->rewrite.sport));
+ }
+ if (f->ops & NAT_FLOW_OP_DADDR_REWRITE)
+ {
+ if (!r)
+ {
+ s = format (s, "rewrite: ");
+ r = 1;
+ }
+ s = format (s, "daddr %U ", format_ip4_address, f->rewrite.daddr.as_u8);
+ }
+ if (f->ops & NAT_FLOW_OP_DPORT_REWRITE)
+ {
+ if (!r)
+ {
+ s = format (s, "rewrite: ");
+ r = 1;
+ }
+ s = format (s, "dport %u ", clib_net_to_host_u16 (f->rewrite.dport));
+ }
+ if (f->ops & NAT_FLOW_OP_ICMP_ID_REWRITE)
+ {
+ if (!r)
+ {
+ s = format (s, "rewrite: ");
+ r = 1;
+ }
+ s = format (s, "icmp-id %u ", clib_net_to_host_u16 (f->rewrite.icmp_id));
+ }
+ if (f->ops & NAT_FLOW_OP_TXFIB_REWRITE)
+ {
+ if (!r)
+ {
+ s = format (s, "rewrite: ");
+ r = 1;
+ }
+ s = format (s, "txfib %u ", f->rewrite.fib_index);
+ }
+ return s;
+}
+
+u8 *
+format_nat_6t (u8 *s, va_list *args)
+{
+ nat_6t_t *t = va_arg (*args, nat_6t_t *);
+
+ s = format (s, "saddr %U sport %u daddr %U dport %u proto %U fib_idx %u",
+ format_ip4_address, t->saddr.as_u8,
+ clib_net_to_host_u16 (t->sport), format_ip4_address,
+ t->daddr.as_u8, clib_net_to_host_u16 (t->dport),
+ format_ip_protocol, t->proto, t->fib_index);
+ return s;
+}
+
+u8 *
+format_nat44_ed_tcp_state (u8 *s, va_list *args)
+{
+ nat44_ed_tcp_state_e e = va_arg (*args, nat44_ed_tcp_state_e);
+ switch (e)
+ {
+ case NAT44_ED_TCP_STATE_CLOSED:
+ s = format (s, "closed");
+ break;
+ case NAT44_ED_TCP_STATE_SYN_I2O:
+ s = format (s, "SYN seen in in2out direction");
+ break;
+ case NAT44_ED_TCP_STATE_SYN_O2I:
+ s = format (s, "SYN seen in out2in direction");
+ break;
+ case NAT44_ED_TCP_STATE_ESTABLISHED:
+ s = format (s, "SYN seen in both directions/established");
+ break;
+ case NAT44_ED_TCP_STATE_FIN_I2O:
+ s = format (s, "FIN seen in in2out direction");
+ break;
+ case NAT44_ED_TCP_STATE_FIN_O2I:
+ s = format (s, "FIN seen in out2in direction");
+ break;
+ case NAT44_ED_TCP_STATE_RST_TRANS:
+ s = format (s, "RST seen/transitory timeout");
+ break;
+ case NAT44_ED_TCP_STATE_FIN_TRANS:
+ s = format (s, "FIN seen in both directions/transitory timeout");
+ break;
+ case NAT44_ED_TCP_STATE_FIN_REOPEN_SYN_O2I:
+ s = format (s, "FIN seen in both directions/transitory timeout/session "
+ "reopening in out2in direction");
+ break;
+ case NAT44_ED_TCP_STATE_FIN_REOPEN_SYN_I2O:
+ s = format (s, "FIN seen in both directions/transitory timeout/session "
+ "reopening in in2out direction");
+ break;
+ case NAT44_ED_TCP_N_STATE:
+ s = format (s, "BUG! unexpected N_STATE! BUG!");
+ break;
+ }
+ return s;
+}
+
/*
* fd.io coding-style-patch-verification: ON
*
Code Review / vpp.git / blobdiff