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Vector Packet Processing
elog_samples.c
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/*
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* Copyright (c) 2016 Cisco and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <
vlib/vlib.h
>
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#include <
vppinfra/elog.h
>
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static
inline
void
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elog_four_int_sample
(
u32
*
data
)
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{
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ELOG_TYPE_DECLARE
(e) =
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{
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.format =
"four int: first %d second %d third %d fourth %d"
,.format_args =
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"i4i4i4i4"
,};
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struct
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{
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u32
data[4];
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} *ed;
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ed =
ELOG_DATA
(&
vlib_global_main
.
elog_main
, e);
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ed->data[0] = data[0];
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ed->data[1] = data[1];
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ed->data[2] = data[2];
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ed->data[3] = data[3];
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}
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static
inline
void
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elog_four_int_track_sample
(
u32
*
data
)
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{
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ELOG_TYPE_DECLARE
(e) =
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{
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.format =
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"four_int_track: first %d second %d third %d fourth %d"
,.format_args =
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"i4i4i4i4"
,};
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struct
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{
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u32
data[4];
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} *ed;
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ELOG_TRACK
(sample_track);
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ed =
ELOG_TRACK_DATA
(&
vlib_global_main
.
elog_main
, e, sample_track);
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ed->data[0] = data[0];
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ed->data[1] = data[1];
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ed->data[2] = data[2];
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ed->data[3] = data[3];
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}
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static
inline
void
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elog_enum_sample
(
u8
which)
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{
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ELOG_TYPE_DECLARE
(e) =
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{
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.format =
"my enum: %s"
,.format_args =
"t1"
,.n_enum_strings =
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2,.enum_strings =
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{
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"string 1"
,
"string 2"
,},};
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struct
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{
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u8
which;
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} *ed;
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ed =
ELOG_DATA
(&
vlib_global_main
.
elog_main
, e);
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ed->which = which;
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}
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static
inline
void
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elog_one_datum_sample
(
u32
data
)
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{
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ELOG_TYPE_DECLARE
(e) =
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{
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.format =
"one datum: %d"
,.format_args =
"i4"
,};
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elog
(&
vlib_global_main
.
elog_main
, &e, data);
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}
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static
clib_error_t
*
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test_elog_command_fn
(
vlib_main_t
*
vm
,
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unformat_input_t
* input,
vlib_cli_command_t
* cmd)
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{
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int
i
;
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u32
samples[4];
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for
(i = 0; i < 10; i++)
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{
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samples[0] =
i
;
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samples[1] = i + 1;
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samples[2] = i + 2;
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samples[3] = i + 3;
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elog_four_int_sample
(samples);
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elog_four_int_track_sample
(samples);
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elog_enum_sample
(0);
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elog_enum_sample
(1);
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elog_one_datum_sample
(i);
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}
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return
0;
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}
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/* *INDENT-OFF* */
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VLIB_CLI_COMMAND
(test_elog_command,
static
) = {
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.path =
"test elog sample"
,
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.short_help =
"test elog sample"
,
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.function =
test_elog_command_fn
,
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};
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/* *INDENT-ON* */
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/*
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* fd.io coding-style-patch-verification: ON
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*
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* Local Variables:
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* eval: (c-set-style "gnu")
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* End:
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*/
vlib_global_main
vlib_main_t vlib_global_main
Definition:
main.c:1924
test_elog_command_fn
static clib_error_t * test_elog_command_fn(vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
Definition:
elog_samples.c:85
elog_four_int_sample
static void elog_four_int_sample(u32 *data)
Definition:
elog_samples.c:20
i
int i
Definition:
flowhash_template.h:376
data
u8 data[128]
Definition:
ipsec.api:248
u8
unsigned char u8
Definition:
types.h:56
u32
unsigned int u32
Definition:
types.h:88
ELOG_TRACK
#define ELOG_TRACK(f)
Definition:
elog.h:471
unformat_input_t
struct _unformat_input_t unformat_input_t
ELOG_DATA
#define ELOG_DATA(em, f)
Definition:
elog.h:484
elog
static void elog(elog_main_t *em, elog_event_type_t *type, u32 data)
Log a single-datum event.
Definition:
elog.h:367
elog.h
The fine-grained event logger allows lightweight, thread-safe event logging at minimum cost...
elog_four_int_track_sample
static void elog_four_int_track_sample(u32 *data)
Definition:
elog_samples.c:38
vm
vlib_main_t * vm
Definition:
buffer.c:312
vlib_main_t::elog_main
elog_main_t elog_main
Definition:
main.h:172
ELOG_TYPE_DECLARE
#define ELOG_TYPE_DECLARE(f)
Definition:
elog.h:442
vlib.h
VLIB_CLI_COMMAND
#define VLIB_CLI_COMMAND(x,...)
Definition:
cli.h:155
ELOG_TRACK_DATA
#define ELOG_TRACK_DATA(em, f, track)
Definition:
elog.h:478
clib_error_t
Definition:
clib_error.h:21
vlib_main_t
Definition:
main.h:68
vlib_cli_command_t
Definition:
cli.h:91
elog_enum_sample
static void elog_enum_sample(u8 which)
Definition:
elog_samples.c:58
elog_one_datum_sample
static void elog_one_datum_sample(u32 data)
Definition:
elog_samples.c:75
src
examples
vlib
elog_samples.c
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