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bgpd: Do not allow setting set distance via route-maps to zero

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It's not allowed to install routes with zero distance, let's disallow this
for route-maps as well.

Signed-off-by: Donatas Abraitis <donatas@opensourcerouting.org>
This commit is contained in:
Donatas Abraitis 2023-03-21 22:08:16 +02:00
parent ed851381b5
commit d58e6dbc71
3 changed files with 5 additions and 5 deletions
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4
bgpd/bgp_routemap.c
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@ -5512,7 +5512,7 @@ DEFUN_YANG (set_ip_nexthop_unchanged,
DEFUN_YANG (set_distance, DEFUN_YANG (set_distance,
set_distance_cmd, set_distance_cmd,
"set distance (0-255)", "set distance (1-255)",
SET_STR SET_STR
"BGP Administrative Distance to use\n" "BGP Administrative Distance to use\n"
"Distance value\n") "Distance value\n")
@ -5531,7 +5531,7 @@ DEFUN_YANG (set_distance,
DEFUN_YANG (no_set_distance, DEFUN_YANG (no_set_distance,
no_set_distance_cmd, no_set_distance_cmd,
"no set distance [(0-255)]", "no set distance [(1-255)]",
NO_STR SET_STR NO_STR SET_STR
"BGP Administrative Distance to use\n" "BGP Administrative Distance to use\n"
"Distance value\n") "Distance value\n")

4
doc/user/routemap.rst
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@ -294,9 +294,9 @@ Route Map Set Command
Subtract the BGP local preference from an existing `local_pref`. Subtract the BGP local preference from an existing `local_pref`.
.. clicmd:: set distance DISTANCE .. clicmd:: set distance (1-255)
Set the Administrative distance to DISTANCE to use for the route. Set the Administrative distance to use for the route.
This is only locally significant and will not be dispersed to peers. This is only locally significant and will not be dispersed to peers.
.. clicmd:: set weight WEIGHT .. clicmd:: set weight WEIGHT

2
yang/frr-bgp-route-map.yang
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@ -760,7 +760,7 @@ module frr-bgp-route-map {
when "derived-from-or-self(/frr-route-map:lib/frr-route-map:route-map/frr-route-map:entry/frr-route-map:set-action/frr-route-map:action, 'frr-bgp-route-map:distance')"; when "derived-from-or-self(/frr-route-map:lib/frr-route-map:route-map/frr-route-map:entry/frr-route-map:set-action/frr-route-map:action, 'frr-bgp-route-map:distance')";
leaf distance { leaf distance {
type uint8 { type uint8 {
range "0..255"; range "1..255";
} }
} }
} }