#include <vnet/session/application.h>
#include <vnet/session/session.h>
+u8 *
+format_stream_session_fifos (u8 * s, va_list * args)
+{
+ stream_session_t *ss = va_arg (*args, stream_session_t *);
+ int verbose = va_arg (*args, int);
+ session_event_t _e, *e = &_e;
+ u8 found;
+
+ if (!ss->server_rx_fifo || !ss->server_tx_fifo)
+ return s;
+
+ s = format (s, " Rx fifo: %U", format_svm_fifo, ss->server_rx_fifo,
+ verbose);
+ if (verbose > 2 && ss->server_rx_fifo->has_event)
+ {
+ found = session_node_lookup_fifo_event (ss->server_rx_fifo, e);
+ s = format (s, " session node event: %s\n",
+ found ? "found" : "not found");
+ }
+ s = format (s, " Tx fifo: %U", format_svm_fifo, ss->server_tx_fifo,
+ verbose);
+ if (verbose > 2 && ss->server_tx_fifo->has_event)
+ {
+ found = session_node_lookup_fifo_event (ss->server_tx_fifo, e);
+ s = format (s, " session node event: %s\n",
+ found ? "found" : "not found");
+ }
+ return s;
+}
+
/**
* Format stream session as per the following format
*
int verbose = va_arg (*args, int);
transport_proto_vft_t *tp_vft;
u8 *str = 0;
- tp_vft = session_get_transport_vft (ss->session_type);
+ tp_vft = transport_protocol_get_vft (session_get_transport_proto (ss));
- if (verbose == 1)
+ if (verbose == 1 && ss->session_state >= SESSION_STATE_ACCEPTING)
str = format (0, "%-10u%-10u%-10lld",
svm_fifo_max_dequeue (ss->server_rx_fifo),
svm_fifo_max_enqueue (ss->server_tx_fifo),
- stream_session_get_index (ss));
+ session_get_index (ss));
- if (ss->session_state == SESSION_STATE_READY)
+ if (ss->session_state >= SESSION_STATE_ACCEPTING)
{
s = format (s, "%U", tp_vft->format_connection, ss->connection_index,
ss->thread_index, verbose);
if (verbose == 1)
s = format (s, "%v", str);
+ if (verbose > 1)
+ s = format (s, "%U", format_stream_session_fifos, ss, verbose);
}
else if (ss->session_state == SESSION_STATE_LISTENING)
{
s = format (s, "%-40U%v", tp_vft->format_listener, ss->connection_index,
str);
+ if (verbose > 1)
+ s = format (s, "\n%U", format_stream_session_fifos, ss, verbose);
}
else if (ss->session_state == SESSION_STATE_CONNECTING)
{
s = format (s, "%-40U%v", tp_vft->format_half_open,
ss->connection_index, str);
}
- else if (ss->session_state == SESSION_STATE_CLOSED)
- {
- s = format (s, "[CL] %-40U%v", tp_vft->format_connection,
- ss->connection_index, ss->thread_index, verbose, str);
- }
else
{
clib_warning ("Session in state: %d!", ss->session_state);
}
-
vec_free (str);
return s;
}
+uword
+unformat_stream_session_id (unformat_input_t * input, va_list * args)
+{
+ u8 *proto = va_arg (*args, u8 *);
+ ip46_address_t *lcl = va_arg (*args, ip46_address_t *);
+ ip46_address_t *rmt = va_arg (*args, ip46_address_t *);
+ u16 *lcl_port = va_arg (*args, u16 *);
+ u16 *rmt_port = va_arg (*args, u16 *);
+ u8 *is_ip4 = va_arg (*args, u8 *);
+ u8 tuple_is_set = 0;
+
+ memset (lcl, 0, sizeof (*lcl));
+ memset (rmt, 0, sizeof (*rmt));
+
+ if (unformat (input, "tcp"))
+ {
+ *proto = TRANSPORT_PROTO_TCP;
+ }
+ if (unformat (input, "udp"))
+ {
+ *proto = TRANSPORT_PROTO_UDP;
+ }
+ if (unformat (input, "%U:%d->%U:%d", unformat_ip4_address, &lcl->ip4,
+ lcl_port, unformat_ip4_address, &rmt->ip4, rmt_port))
+ {
+ *is_ip4 = 1;
+ tuple_is_set = 1;
+ }
+ else if (unformat (input, "%U:%d->%U:%d", unformat_ip6_address, &lcl->ip6,
+ lcl_port, unformat_ip6_address, &rmt->ip6, rmt_port))
+ {
+ *is_ip4 = 0;
+ tuple_is_set = 1;
+ }
+
+ return tuple_is_set;
+}
+
+uword
+unformat_stream_session (unformat_input_t * input, va_list * args)
+{
+ stream_session_t **result = va_arg (*args, stream_session_t **);
+ stream_session_t *s;
+ u8 proto = ~0;
+ ip46_address_t lcl, rmt;
+ u32 lcl_port = 0, rmt_port = 0, fib_index = 0;
+ u8 is_ip4 = 0;
+
+ if (!unformat (input, "%U", unformat_stream_session_id, &proto, &lcl, &rmt,
+ &lcl_port, &rmt_port, &is_ip4))
+ return 0;
+
+ if (is_ip4)
+ s = session_lookup_safe4 (fib_index, &lcl.ip4, &rmt.ip4,
+ clib_host_to_net_u16 (lcl_port),
+ clib_host_to_net_u16 (rmt_port), proto);
+ else
+ s = session_lookup_safe6 (fib_index, &lcl.ip6, &rmt.ip6,
+ clib_host_to_net_u16 (lcl_port),
+ clib_host_to_net_u16 (rmt_port), proto);
+ if (s)
+ {
+ *result = s;
+ session_pool_remove_peeker (s->thread_index);
+ return 1;
+ }
+ return 0;
+}
+
+uword
+unformat_transport_connection (unformat_input_t * input, va_list * args)
+{
+ transport_connection_t **result = va_arg (*args, transport_connection_t **);
+ u32 suggested_proto = va_arg (*args, u32);
+ transport_connection_t *tc;
+ u8 proto = ~0;
+ ip46_address_t lcl, rmt;
+ u32 lcl_port = 0, rmt_port = 0, fib_index = 0;
+ u8 is_ip4 = 0;
+
+ if (!unformat (input, "%U", unformat_stream_session_id, &proto, &lcl, &rmt,
+ &lcl_port, &rmt_port, &is_ip4))
+ return 0;
+
+ proto = (proto == (u8) ~ 0) ? suggested_proto : proto;
+ if (proto == (u8) ~ 0)
+ return 0;
+ if (is_ip4)
+ tc = session_lookup_connection4 (fib_index, &lcl.ip4, &rmt.ip4,
+ clib_host_to_net_u16 (lcl_port),
+ clib_host_to_net_u16 (rmt_port), proto);
+ else
+ tc = session_lookup_connection6 (fib_index, &lcl.ip6, &rmt.ip6,
+ clib_host_to_net_u16 (lcl_port),
+ clib_host_to_net_u16 (rmt_port), proto);
+
+ if (tc)
+ {
+ *result = tc;
+ return 1;
+ }
+ return 0;
+}
+
static clib_error_t *
show_session_command_fn (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_command_t * cmd)
{
session_manager_main_t *smm = &session_manager_main;
+ u8 *str = 0, one_session = 0, do_listeners = 0, sst, *app_name;
int verbose = 0, i;
- stream_session_t *pool;
- stream_session_t *s;
- u8 *str = 0;
+ stream_session_t *pool, *s;
+ u32 transport_proto = ~0;
if (!smm->is_enabled)
{
;
else if (unformat (input, "verbose"))
verbose = 1;
+ else if (unformat (input, "listeners %U", unformat_transport_proto,
+ &transport_proto))
+ do_listeners = 1;
+ else if (unformat (input, "%U", unformat_stream_session, &s))
+ {
+ one_session = 1;
+ }
else
- break;
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ }
+
+ if (one_session)
+ {
+ vlib_cli_output (vm, "%U", format_stream_session, s, 3);
+ return 0;
+ }
+
+ if (do_listeners)
+ {
+ sst = session_type_from_proto_and_ip (transport_proto, 1);
+ vlib_cli_output (vm, "%-40s%-24s%-10s", "Listener", "App", "S-idx");
+ /* *INDENT-OFF* */
+ pool_foreach (s, smm->sessions[0], ({
+ if (s->session_state != SESSION_STATE_LISTENING
+ || s->session_type != sst)
+ continue;
+ app_name = application_name_from_index (s->app_wrk_index);
+ vlib_cli_output (vm, "%U%-25v%-10u", format_stream_session, s, 1,
+ app_name, s->session_index);
+ vec_free (app_name);
+ }));
+ /* *INDENT-ON* */
+ return 0;
}
for (i = 0; i < vec_len (smm->sessions); i++)
{
if (once_per_pool && verbose == 1)
{
- str =
- format (str, "%-50s%-15s%-10s%-10s%-10s", "Connection",
- "State", "Rx-f", "Tx-f", "S-idx");
+ str = format (str, "%-50s%-15s%-10s%-10s%-10s",
+ "Connection", "State", "Rx-f", "Tx-f",
+ "S-idx");
vlib_cli_output (vm, "%v", str);
vec_reset_length (str);
once_per_pool = 0;
({
vec_reset_length (str);
str = format (str, "%U", format_stream_session, s, verbose);
- if (verbose > 1)
- {
- str = format (str, " Rx fifo: %U", format_svm_fifo,
- s->server_rx_fifo, 1);
- str = format (str, " Tx fifo: %U", format_svm_fifo,
- s->server_tx_fifo, 1);
- }
vlib_cli_output (vm, "%v", str);
}));
/* *INDENT-ON* */
}
else
vlib_cli_output (vm, "Thread %d: no active sessions", i);
+ vec_reset_length (str);
}
vec_free (str);
}
/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (show_session_command, static) =
+VLIB_CLI_COMMAND (vlib_cli_show_session_command) =
{
.path = "show session",
- .short_help = "show session [verbose]",
+ .short_help = "show session [verbose [nnn]]",
.function = show_session_command_fn,
};
/* *INDENT-ON* */
+static int
+clear_session (stream_session_t * s)
+{
+ app_worker_t *server_wrk = app_worker_get (s->app_wrk_index);
+ application_t *server = application_get (server_wrk->app_index);
+ server->cb_fns.session_disconnect_callback (s);
+ return 0;
+}
+
static clib_error_t *
clear_session_command_fn (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_command_t * cmd)
{
session_manager_main_t *smm = &session_manager_main;
- u32 thread_index = 0;
+ u32 thread_index = 0, clear_all = 0;
u32 session_index = ~0;
- stream_session_t *pool, *session;
- application_t *server;
+ stream_session_t **pool, *session;
if (!smm->is_enabled)
{
;
else if (unformat (input, "session %d", &session_index))
;
+ else if (unformat (input, "all"))
+ clear_all = 1;
else
return clib_error_return (0, "unknown input `%U'",
format_unformat_error, input);
}
- if (session_index == ~0)
+ if (!clear_all && session_index == ~0)
return clib_error_return (0, "session <nn> required, but not set.");
- if (thread_index > vec_len (smm->sessions))
- return clib_error_return (0, "thread %d out of range [0-%d]",
- thread_index, vec_len (smm->sessions));
-
- pool = smm->sessions[thread_index];
-
- if (pool_is_free_index (pool, session_index))
- return clib_error_return (0, "session %d not active", session_index);
-
- session = pool_elt_at_index (pool, session_index);
- server = application_get (session->app_index);
+ if (session_index != ~0)
+ {
+ session = session_get_if_valid (session_index, thread_index);
+ if (!session)
+ return clib_error_return (0, "no session %d on thread %d",
+ session_index, thread_index);
+ clear_session (session);
+ }
- /* Disconnect both app and transport */
- server->cb_fns.session_disconnect_callback (session);
+ if (clear_all)
+ {
+ /* *INDENT-OFF* */
+ vec_foreach (pool, smm->sessions)
+ {
+ pool_foreach(session, *pool, ({
+ clear_session (session);
+ }));
+ };
+ /* *INDENT-ON* */
+ }
return 0;
}
};
/* *INDENT-ON* */
+static clib_error_t *
+show_session_fifo_trace_command_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ stream_session_t *s = 0;
+ u8 is_rx = 0, *str = 0;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "%U", unformat_stream_session, &s))
+ ;
+ else if (unformat (input, "rx"))
+ is_rx = 1;
+ else if (unformat (input, "tx"))
+ is_rx = 0;
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ }
+
+ if (!SVM_FIFO_TRACE)
+ {
+ vlib_cli_output (vm, "fifo tracing not enabled");
+ return 0;
+ }
+
+ if (!s)
+ {
+ vlib_cli_output (vm, "could not find session");
+ return 0;
+ }
+
+ str = is_rx ?
+ svm_fifo_dump_trace (str, s->server_rx_fifo) :
+ svm_fifo_dump_trace (str, s->server_tx_fifo);
+
+ vlib_cli_output (vm, "%v", str);
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (show_session_fifo_trace_command, static) =
+{
+ .path = "show session fifo trace",
+ .short_help = "show session fifo trace <session>",
+ .function = show_session_fifo_trace_command_fn,
+};
+/* *INDENT-ON* */
+
+static clib_error_t *
+session_replay_fifo_command_fn (vlib_main_t * vm, unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ stream_session_t *s = 0;
+ u8 is_rx = 0, *str = 0;
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "%U", unformat_stream_session, &s))
+ ;
+ else if (unformat (input, "rx"))
+ is_rx = 1;
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ }
+
+ if (!SVM_FIFO_TRACE)
+ {
+ vlib_cli_output (vm, "fifo tracing not enabled");
+ return 0;
+ }
+
+ if (!s)
+ {
+ vlib_cli_output (vm, "could not find session");
+ return 0;
+ }
+
+ str = is_rx ?
+ svm_fifo_replay (str, s->server_rx_fifo, 0, 1) :
+ svm_fifo_replay (str, s->server_tx_fifo, 0, 1);
+
+ vlib_cli_output (vm, "%v", str);
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (session_replay_fifo_trace_command, static) =
+{
+ .path = "session replay fifo",
+ .short_help = "session replay fifo <session>",
+ .function = session_replay_fifo_command_fn,
+};
+/* *INDENT-ON* */
+
static clib_error_t *
session_enable_disable_fn (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_command_t * cmd)
{
+ unformat_input_t _line_input, *line_input = &_line_input;
u8 is_en = 1;
+ clib_error_t *error;
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return clib_error_return (0, "expected enable | disable");
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
{
- if (unformat (input, "enable"))
+ if (unformat (line_input, "enable"))
is_en = 1;
- else if (unformat (input, "disable"))
+ else if (unformat (line_input, "disable"))
is_en = 0;
else
- return clib_error_return (0, "unknown input `%U'",
- format_unformat_error, input);
+ {
+ error = clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, line_input);
+ unformat_free (line_input);
+ return error;
+ }
}
+ unformat_free (line_input);
return vnet_session_enable_disable (vm, is_en);
}