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-rw-r--r--src/vlib/cli.c113
1 files changed, 113 insertions, 0 deletions
diff --git a/src/vlib/cli.c b/src/vlib/cli.c
index ef02d27d288..d7b2a4686d1 100644
--- a/src/vlib/cli.c
+++ b/src/vlib/cli.c
@@ -40,6 +40,7 @@
#include <vlib/vlib.h>
#include <vlib/unix/unix.h>
#include <vppinfra/cpu.h>
+#include <vppinfra/elog.h>
#include <unistd.h>
#include <ctype.h>
@@ -583,6 +584,23 @@ vlib_cli_dispatch_sub_commands (vlib_main_t * vm,
}
else
{
+ if (PREDICT_FALSE (vm->elog_trace_cli_commands))
+ {
+ /* *INDENT-OFF* */
+ ELOG_TYPE_DECLARE (e) =
+ {
+ .format = "cli-cmd: %s",
+ .format_args = "T4",
+ };
+ /* *INDENT-ON* */
+ struct
+ {
+ u32 c;
+ } *ed;
+ ed = ELOG_DATA (&vm->elog_main, e);
+ ed->c = elog_global_id_for_msg_name (c->path);
+ }
+
if (!c->is_mp_safe)
vlib_worker_thread_barrier_sync (vm);
@@ -591,6 +609,32 @@ vlib_cli_dispatch_sub_commands (vlib_main_t * vm,
if (!c->is_mp_safe)
vlib_worker_thread_barrier_release (vm);
+ if (PREDICT_FALSE (vm->elog_trace_cli_commands))
+ {
+ /* *INDENT-OFF* */
+ ELOG_TYPE_DECLARE (e) =
+ {
+ .format = "cli-cmd: %s %s",
+ .format_args = "T4T4",
+ };
+ /* *INDENT-ON* */
+ struct
+ {
+ u32 c, err;
+ } *ed;
+ ed = ELOG_DATA (&vm->elog_main, e);
+ ed->c = elog_global_id_for_msg_name (c->path);
+ if (c_error)
+ {
+ vec_add1 (c_error->what, 0);
+ ed->err = elog_global_id_for_msg_name
+ ((const char *) c_error->what);
+ _vec_len (c_error->what) -= 1;
+ }
+ else
+ ed->err = elog_global_id_for_msg_name ("OK");
+ }
+
if (c_error)
{
error =
@@ -1416,6 +1460,75 @@ VLIB_CLI_COMMAND (show_cli_command, static) = {
/* *INDENT-ON* */
static clib_error_t *
+elog_trace_command_fn (vlib_main_t * vm,
+ unformat_input_t * input, vlib_cli_command_t * cmd)
+{
+ unformat_input_t _line_input, *line_input = &_line_input;
+ int enable = 1;
+ int api = 0, cli = 0, barrier = 0;
+
+ if (!unformat_user (input, unformat_line_input, line_input))
+ goto print_status;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "api"))
+ api = 1;
+ else if (unformat (line_input, "cli"))
+ cli = 1;
+ else if (unformat (line_input, "barrier"))
+ barrier = 1;
+ else if (unformat (line_input, "disable"))
+ enable = 0;
+ else if (unformat (line_input, "enable"))
+ enable = 1;
+ else
+ break;
+ }
+ unformat_free (line_input);
+
+ vm->elog_trace_api_messages = api ? enable : vm->elog_trace_api_messages;
+ vm->elog_trace_cli_commands = cli ? enable : vm->elog_trace_cli_commands;
+ vlib_worker_threads->barrier_elog_enabled =
+ barrier ? enable : vlib_worker_threads->barrier_elog_enabled;
+
+print_status:
+ vlib_cli_output (vm, "Current status:");
+
+ vlib_cli_output
+ (vm, " Event log API message trace: %s\n CLI command trace: %s",
+ vm->elog_trace_api_messages ? "on" : "off",
+ vm->elog_trace_cli_commands ? "on" : "off");
+ vlib_cli_output
+ (vm, " Barrier sync trace: %s",
+ vlib_worker_threads->barrier_elog_enabled ? "on" : "off");
+
+ return 0;
+}
+
+/*?
+ * Control event logging of api, cli, and thread barrier events
+ * With no arguments, displays the current trace status.
+ * Name the event groups you wish to trace or stop tracing.
+ *
+ * @cliexpar
+ * @clistart
+ * elog trace api cli barrier
+ * elog trace api cli barrier disable
+ * elog trace
+ * @cliend
+ * @cliexcmd{elog trace [api][cli][barrier][disable]}
+?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (elog_trace_command, static) =
+{
+ .path = "elog trace",
+ .short_help = "elog trace [api][cli][barrier][disable]",
+ .function = elog_trace_command_fn,
+};
+/* *INDENT-ON* */
+
+static clib_error_t *
vlib_cli_init (vlib_main_t * vm)
{
vlib_cli_main_t *cm = &vm->cli_main;