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MPLS: Add command 'show mpls ranges'

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Add command to show MPLS label ranges and their stats.
This commit is contained in:
Ondrej Zajicek
2023-09-18 17:32:24 +02:00
parent 3397ca51f8
commit 8e9e013b0d
5 changed files with 115 additions and 1 deletions
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54
nest/mpls.Y
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@@ -24,6 +24,7 @@ CF_KEYWORDS(MPLS, DOMAIN, LABEL, RANGE, STATIC, DYNAMIC, START, LENGTH, POLICY,
%type <i> mpls_label_policy
%type <cc> mpls_channel_start mpls_channel
%type <msrc> show_mpls_ranges_args
CF_GRAMMAR
@@ -137,6 +138,59 @@ mpls_channel_opt_list:
mpls_channel_end: { mpls_channel_postconfig(this_channel); } channel_end;
show_mpls_ranges_args:
/* empty */
{
if (EMPTY_LIST(config->mpls_domains))
cf_error("No MPLS domain defined");
$$ = cfg_allocz(sizeof(struct mpls_show_ranges_cmd));
}
| show_mpls_ranges_args symbol_known
{
if ($2->class == SYM_MPLS_DOMAIN)
{
if ($$->domain)
cf_error("Only one MPLS domain expected");
$$->domain = $2->mpls_domain;
}
else if ($2->class == SYM_MPLS_RANGE)
{
if ($$->range)
cf_error("Only one MPLS label range expected");
if ($$->domain != $2->mpls_range->domain)
cf_error("MPLS label range from different MPLS domain");
$$->domain = $2->mpls_range->domain;
$$->range = $2->mpls_range;
}
else
cf_error("MPLS domain or label range expected");
}
| show_mpls_ranges_args STATIC
{
if ($$->range)
cf_error("Only one MPLS label range expected");
$$->domain = $$->domain ?: cf_default_mpls_domain(config);
$$->range = $$->domain->static_range;
}
| show_mpls_ranges_args DYNAMIC
{
if ($$->range)
cf_error("Only one MPLS label range expected");
$$->domain = $$->domain ?: cf_default_mpls_domain(config);
$$->range = $$->domain->dynamic_range;
}
;
CF_CLI(SHOW MPLS RANGES, show_mpls_ranges_args, [<MPLS domain> | <MPLS range>], [[Show MPLS ranges]])
{ mpls_show_ranges($4); } ;
CF_CODE
CF_END