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-rw-r--r--src/plugins/nat/nat44_cli.c195
1 files changed, 128 insertions, 67 deletions
diff --git a/src/plugins/nat/nat44_cli.c b/src/plugins/nat/nat44_cli.c
index 11e87092ae7..45e00693676 100644
--- a/src/plugins/nat/nat44_cli.c
+++ b/src/plugins/nat/nat44_cli.c
@@ -122,9 +122,7 @@ nat44_session_cleanup_command_fn (vlib_main_t * vm,
vlib_cli_command_t * cmd)
{
clib_error_t *error = 0;
-
- nat44_force_session_cleanup ();
-
+ nat44_force_users_cleanup ();
return error;
}
@@ -645,56 +643,26 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input,
{
snat_main_per_thread_data_t *tsm;
snat_main_t *sm = &snat_main;
- snat_address_t *a;
snat_session_t *s;
- u32 free_ports, free_ports_addr;
- if (sm->deterministic)
+ if (sm->deterministic || !sm->endpoint_dependent)
return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR);
- if (sm->endpoint_dependent)
- vlib_cli_output (vm, "mode: endpoint-depenent");
-
- // print timeouts
- vlib_cli_output (vm, "icmp timeout: %u", sm->icmp_timeout);
- vlib_cli_output (vm, "udp timeout: %u", sm->udp_timeout);
-
- vlib_cli_output (vm, "tcp established timeout: %u",
- sm->tcp_established_timeout);
- vlib_cli_output (vm, "tcp transitory timeout: %u",
- sm->tcp_transitory_timeout);
-
// print session configuration values
vlib_cli_output (vm, "max translations: %u", sm->max_translations);
vlib_cli_output (vm, "max translations per user: %u",
sm->max_translations_per_user);
- // do we need also twice-nat addresses ??
- if (vec_len (sm->addresses))
- {
- free_ports = 0;
- /* *INDENT-OFF* */
- vec_foreach (a, sm->addresses)
- {
- free_ports_addr = sm->port_per_thread;
-
- #define _(N, i, n, s) \
- free_ports_addr -= a->busy_##n##_ports;
- foreach_snat_protocol
- #undef _
+ u32 count = 0;
- vlib_cli_output (vm, "addr: %U free ports: %u out of: %u",
- format_ip4_address, &a->addr, free_ports_addr, sm->port_per_thread);
+ u64 now = vlib_time_now (sm->vlib_main);
+ u64 sess_timeout_time;
- free_ports += free_ports_addr;
- }
- /* *INDENT-ON* */
- vlib_cli_output (vm, "free ports overall: %u out of: %u",
- free_ports,
- vec_len (sm->addresses) * sm->port_per_thread);
- }
+ u32 udp_sessions = 0;
+ u32 tcp_sessions = 0;
+ u32 icmp_sessions = 0;
- u32 count = 0;
+ u32 timed_out = 0;
u32 transitory = 0;
u32 established = 0;
@@ -703,14 +671,44 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input,
/* *INDENT-OFF* */
vec_foreach (tsm, sm->per_thread_data)
{
- count += vec_len (tsm->sessions);
pool_foreach (s, tsm->sessions,
({
- if (s->state)
- transitory++;
- else
- established++;
+ sess_timeout_time = s->last_heard +
+ (f64) nat44_session_get_timeout (sm, s);
+ if (now >= sess_timeout_time)
+ timed_out++;
+
+ switch (s->in2out.protocol)
+ {
+ case SNAT_PROTOCOL_ICMP:
+ icmp_sessions++;
+ break;
+ case SNAT_PROTOCOL_TCP:
+ tcp_sessions++;
+ if (s->state)
+ transitory++;
+ else
+ established++;
+ break;
+ case SNAT_PROTOCOL_UDP:
+ default:
+ udp_sessions++;
+ break;
+ }
}));
+ count += pool_elts (tsm->sessions);
+
+ vlib_cli_output (vm, "tid[%u] session scavenging cleared: %u",
+ tsm->thread_index, tsm->cleared);
+ vlib_cli_output (vm, "tid[%u] session scavenging cleanup runs: %u",
+ tsm->thread_index, tsm->cleanup_runs);
+
+ if (now < tsm->cleanup_timeout)
+ vlib_cli_output (vm, "tid[%u] session scavenging next run in: %f",
+ tsm->thread_index, tsm->cleanup_timeout - now);
+ else
+ vlib_cli_output (vm, "tid[%u] session scavenging next run in: 0",
+ tsm->thread_index);
}
/* *INDENT-ON* */
}
@@ -720,17 +718,51 @@ nat44_show_summary_command_fn (vlib_main_t * vm, unformat_input_t * input,
/* *INDENT-OFF* */
pool_foreach (s, tsm->sessions,
({
- if (s->state)
- transitory++;
- else
- established++;
+ sess_timeout_time = s->last_heard +
+ (f64) nat44_session_get_timeout (sm, s);
+ if (now >= sess_timeout_time)
+ timed_out++;
+
+ switch (s->in2out.protocol)
+ {
+ case SNAT_PROTOCOL_ICMP:
+ icmp_sessions++;
+ break;
+ case SNAT_PROTOCOL_TCP:
+ tcp_sessions++;
+ if (s->state)
+ transitory++;
+ else
+ established++;
+ break;
+ case SNAT_PROTOCOL_UDP:
+ default:
+ udp_sessions++;
+ break;
+ }
}));
/* *INDENT-ON* */
- count = vec_len (tsm->sessions);
+ count = pool_elts (tsm->sessions);
+
+ vlib_cli_output (vm, "tid[0] session scavenging cleared: %u",
+ tsm->cleared);
+ vlib_cli_output (vm, "tid[0] session scavenging cleanup runs: %u",
+ tsm->cleanup_runs);
+
+ if (now < tsm->cleanup_timeout)
+ vlib_cli_output (vm, "tid[0] session scavenging next run in: %f",
+ tsm->cleanup_timeout - now);
+ else
+ vlib_cli_output (vm, "tid[0] session scavenging next run in: 0");
}
- vlib_cli_output (vm, "established sessions: %u", established);
- vlib_cli_output (vm, "transitory sessions: %u", transitory);
- vlib_cli_output (vm, "sessions: %u", count);
+
+ vlib_cli_output (vm, "total timed out sessions: %u", timed_out);
+ vlib_cli_output (vm, "total sessions: %u", count);
+ vlib_cli_output (vm, "total tcp sessions: %u", tcp_sessions);
+ vlib_cli_output (vm, "total tcp established sessions: %u", established);
+ vlib_cli_output (vm, "total tcp transitory sessions: %u", transitory);
+ vlib_cli_output (vm, "total udp sessions: %u", udp_sessions);
+ vlib_cli_output (vm, "total icmp sessions: %u", icmp_sessions);
return 0;
}
@@ -1439,20 +1471,38 @@ static clib_error_t *
nat44_show_sessions_command_fn (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_command_t * cmd)
{
- int verbose = 0;
+ unformat_input_t _line_input, *line_input = &_line_input;
+ clib_error_t *error = 0;
snat_main_t *sm = &snat_main;
snat_main_per_thread_data_t *tsm;
+
+ int detail = 0, metrics = 0;
snat_user_t *u;
int i = 0;
if (sm->deterministic)
return clib_error_return (0, UNSUPPORTED_IN_DET_MODE_STR);
- if (unformat (input, "detail"))
- verbose = 1;
+ if (!unformat_user (input, unformat_line_input, line_input))
+ goto print;
- vlib_cli_output (vm, "NAT44 sessions:");
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "detail"))
+ detail = 1;
+ else if (unformat (line_input, "metrics"))
+ metrics = 1;
+ else
+ {
+ error = clib_error_return (0, "unknown input '%U'",
+ format_unformat_error, line_input);
+ break;
+ }
+ }
+ unformat_free (line_input);
+print:
+ vlib_cli_output (vm, "NAT44 sessions:");
/* *INDENT-OFF* */
vec_foreach_index (i, sm->per_thread_data)
{
@@ -1461,14 +1511,24 @@ nat44_show_sessions_command_fn (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_output (vm, "-------- thread %d %s: %d sessions --------\n",
i, vlib_worker_threads[i].name,
pool_elts (tsm->sessions));
- pool_foreach (u, tsm->users,
- ({
- vlib_cli_output (vm, " %U", format_snat_user, tsm, u, verbose);
- }));
+ if (metrics)
+ {
+ u64 now = vlib_time_now (sm->vlib_main);
+ pool_foreach (u, tsm->users,
+ ({
+ vlib_cli_output (vm, " %U", format_snat_user_v2, tsm, u, now);
+ }));
+ }
+ else
+ {
+ pool_foreach (u, tsm->users,
+ ({
+ vlib_cli_output (vm, " %U", format_snat_user, tsm, u, detail);
+ }));
+ }
}
/* *INDENT-ON* */
-
- return 0;
+ return error;
}
static clib_error_t *
@@ -1896,10 +1956,9 @@ set_timeout_command_fn (vlib_main_t * vm,
goto done;
}
}
-
done:
unformat_free (line_input);
-
+ sm->min_timeout = nat44_minimal_timeout (sm);
return error;
}
@@ -1910,6 +1969,8 @@ nat_show_timeouts_command_fn (vlib_main_t * vm,
{
snat_main_t *sm = &snat_main;
+ // fix text
+ vlib_cli_output (vm, "min session cleanup timeout: %dsec", sm->min_timeout);
vlib_cli_output (vm, "udp timeout: %dsec", sm->udp_timeout);
vlib_cli_output (vm, "tcp-established timeout: %dsec",
sm->tcp_established_timeout);
@@ -2535,7 +2596,7 @@ VLIB_CLI_COMMAND (nat44_show_interface_address_command, static) = {
?*/
VLIB_CLI_COMMAND (nat44_show_sessions_command, static) = {
.path = "show nat44 sessions",
- .short_help = "show nat44 sessions [detail]",
+ .short_help = "show nat44 sessions [detail|metrics]",
.function = nat44_show_sessions_command_fn,
};