dcb: Support -N to suppress translation to human-readable names

Some DSCP values can be translated to symbolic names. That may not be
always desirable. Introduce a command-line option similar to other tools,
-N or --Numeric, to suppress this translation.

Signed-off-by: Petr Machata <me@pmachata.org>
Signed-off-by: David Ahern <dsahern@kernel.org>
This commit is contained in:
Petr Machata 2021-01-02 01:03:39 +01:00 committed by David Ahern
parent e59876ff55
commit 0aebd32b82
3 changed files with 13 additions and 2 deletions

View File

@ -467,7 +467,8 @@ static void dcb_help(void)
" dcb [ -f | --force ] { -b | --batch } filename [ -n | --netns ] netnsname\n"
"where OBJECT := { buffer | ets | maxrate | pfc }\n"
" OPTIONS := [ -V | --Version | -i | --iec | -j | --json\n"
" | -p | --pretty | -s | --statistics | -v | --verbose]\n");
" | -N | --Numeric | -p | --pretty\n"
" | -s | --statistics | -v | --verbose]\n");
}
static int dcb_cmd(struct dcb *dcb, int argc, char **argv)
@ -509,6 +510,7 @@ int main(int argc, char **argv)
{ "batch", required_argument, NULL, 'b' },
{ "iec", no_argument, NULL, 'i' },
{ "json", no_argument, NULL, 'j' },
{ "Numeric", no_argument, NULL, 'N' },
{ "pretty", no_argument, NULL, 'p' },
{ "statistics", no_argument, NULL, 's' },
{ "netns", required_argument, NULL, 'n' },
@ -528,7 +530,7 @@ int main(int argc, char **argv)
return EXIT_FAILURE;
}
while ((opt = getopt_long(argc, argv, "b:fhijn:psvV",
while ((opt = getopt_long(argc, argv, "b:fhijn:psvNV",
long_options, NULL)) >= 0) {
switch (opt) {
@ -545,6 +547,9 @@ int main(int argc, char **argv)
case 'j':
dcb->json_output = true;
break;
case 'N':
dcb->numeric = true;
break;
case 'p':
pretty = true;
break;

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@ -14,6 +14,7 @@ struct dcb {
bool json_output;
bool stats;
bool use_iec;
bool numeric;
};
int dcb_parse_mapping(const char *what_key, __u32 key, __u32 max_key,

View File

@ -59,6 +59,11 @@ the 1000-based ones (K, M, B).
.BR "\-j" , " --json"
Generate JSON output.
.TP
.BR "\-N" , " --Numeric"
If the subtool in question translates numbers to symbolic names in some way,
suppress this translation.
.TP
.BR "\-p" , " --pretty"
When combined with -j generate a pretty JSON output.