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/*
* Copyright (c) 2016 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <vnet/vnet.h>
#include <stdint.h>
#include <time.h>
#include <string.h>
#include <vppinfra/mem.h>
#include "trace_util.h"
#include "trace_config.h"
__clib_export trace_main_t trace_main;
static int
trace_profile_cleanup (trace_profile * profile)
{
clib_memset (profile, 0, sizeof (trace_profile));
profile->trace_tsp = TSP_MICROSECONDS; /* Micro seconds */
ip6_trace_profile_cleanup (); /* lib-trace_TODO: Remove this once IOAM-IPv6 transport is a plugin */
return 0;
}
static int
trace_main_profiles_reset (void)
{
int rv;
trace_main_t *sm = &trace_main;
rv = trace_profile_cleanup (&(sm->profile));
return (rv);
}
int
trace_util_init (void)
{
int rv;
rv = trace_main_profiles_reset ();
return (rv);
}
int
trace_profile_create (trace_profile * profile, u8 trace_type, u8 num_elts,
u32 trace_tsp, u32 node_id, u32 app_data)
{
if (!trace_type || !num_elts || !(node_id))
{
return (-1);
}
if (profile && !profile->valid)
{
//rv = trace_profile_cleanup (profile);
profile->trace_type = trace_type;
profile->num_elts = num_elts;
profile->trace_tsp = trace_tsp;
profile->node_id = node_id;
profile->app_data = app_data;
profile->valid = 1;
/* lib-trace_TODO: Remove this once IOAM-IPv6 transport is a plugin */
ip6_trace_profile_setup ();
return (0);
}
return (-1);
}
clib_error_t *
clear_trace_profile_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
trace_main_profiles_reset ();
return 0;
}
void
clear_trace_profiles (void)
{
clear_trace_profile_command_fn (0, 0, 0);
}
VLIB_CLI_COMMAND(clear_trace_profile_command) =
{
.path = "clear ioam-trace profile",
.short_help = "clear ioam-trace profile [<index>|all]",
.function = clear_trace_profile_command_fn,
};
static clib_error_t *
set_trace_profile_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
u8 trace_type = 0;
u8 num_elts = 0;
u32 node_id = 0;
u32 app_data = 0;
u32 trace_tsp = 0;
trace_profile *profile = NULL;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "trace-type 0x%x", &trace_type));
else if (unformat (input, "trace-elts %d", &num_elts));
else if (unformat (input, "trace-tsp %d", &trace_tsp));
else if (unformat (input, "node-id 0x%x", &node_id));
else if (unformat (input, "app-data 0x%x", &app_data));
else
break;
}
profile = trace_profile_find ();
if (profile)
{
trace_profile_create (profile, trace_type, num_elts, trace_tsp,
node_id, app_data);
}
return 0;
}
VLIB_CLI_COMMAND (set_trace_profile_command, static) =
{
.path = "set ioam-trace profile",
.short_help = "set ioam-trace \
trace-type <0x1f|0x3|0x9|0x11|0x19> trace-elts <nn> trace-tsp <0|1|2|3> \
node-id <node id in hex> app-data <app_data in hex>",
.function = set_trace_profile_command_fn,
};
static clib_error_t *
show_trace_profile_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
trace_profile *p = NULL;
u8 *s = 0;
p = trace_profile_find ();
if (!(p && p->valid))
{
s = format (s, "\nTrace configuration not valid\n");
vlib_cli_output (vm, "%v", s);
vec_free (s);
return 0;
}
s = format (s, " HOP BY HOP OPTIONS - TRACE CONFIG - \n");
s = format (s, " Trace Type : 0x%x (%d)\n",
p->trace_type, p->trace_type);
s =
format (s, " Trace timestamp precision : %d (%s)\n",
p->trace_tsp,
(p->trace_tsp ==
TSP_SECONDS) ? "Seconds" : ((p->trace_tsp ==
TSP_MILLISECONDS) ?
"Milliseconds"
: (((p->trace_tsp ==
TSP_MICROSECONDS) ?
"Microseconds" :
"Nanoseconds"))));
s = format (s, " Num of trace nodes : %d\n", p->num_elts);
s =
format (s, " Node-id : 0x%x (%d)\n",
p->node_id, p->node_id);
s =
format (s, " App Data : 0x%x (%d)\n",
p->app_data, p->app_data);
vlib_cli_output (vm, "%v", s);
vec_free (s);
return 0;
}
VLIB_CLI_COMMAND (show_trace_profile_command, static) =
{
.path = "show ioam-trace profile",
.short_help = "show ioam-trace profile",
.function = show_trace_profile_command_fn,
};
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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