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authorCheeze_It <none@none.com>2024-01-09 18:18:26 -0700
committerChristian Breunig <christian@breunig.cc>2024-01-10 18:25:46 +0100
commit4c35c1a4c818869781cdbd489851eba2960eaa21 (patch)
tree37101ec682d0be38cb9f0293fbcd02d6291596fe /src
parentd7c50c8139828db1bebfc767d0878c81418d439f (diff)
downloadvyos-1x-4c35c1a4c818869781cdbd489851eba2960eaa21.tar.gz
vyos-1x-4c35c1a4c818869781cdbd489851eba2960eaa21.zip
T5916: Added segment routing check for index base size and SRGB base size
(cherry picked from commit cfb5b052c84ffba789d61a59350676b6b4a0a5f7)
Diffstat (limited to 'src')
-rwxr-xr-xsrc/conf_mode/protocols_isis.py15
-rwxr-xr-xsrc/conf_mode/protocols_ospf.py13
2 files changed, 27 insertions, 1 deletions
diff --git a/src/conf_mode/protocols_isis.py b/src/conf_mode/protocols_isis.py
index ce67ccff7..8d594bb68 100755
--- a/src/conf_mode/protocols_isis.py
+++ b/src/conf_mode/protocols_isis.py
@@ -220,7 +220,20 @@ def verify(isis):
if ("explicit_null" in prefix_config['index']) and ("no_php_flag" in prefix_config['index']):
raise ConfigError(f'Segment routing prefix {prefix} cannot have both explicit-null '\
f'and no-php-flag configured at the same time.')
-
+
+ # Check for index ranges being larger than the segment routing global block
+ if dict_search('segment_routing.global_block', isis):
+ g_high_label_value = dict_search('segment_routing.global_block.high_label_value', isis)
+ g_low_label_value = dict_search('segment_routing.global_block.low_label_value', isis)
+ g_label_difference = int(g_high_label_value) - int(g_low_label_value)
+ if dict_search('segment_routing.prefix', isis):
+ for prefix, prefix_config in isis['segment_routing']['prefix'].items():
+ if 'index' in prefix_config:
+ index_size = isis['segment_routing']['prefix'][prefix]['index']['value']
+ if int(index_size) > int(g_label_difference):
+ raise ConfigError(f'Segment routing prefix {prefix} cannot have an '\
+ f'index base size larger than the SRGB label base.')
+
# Check for LFA tiebreaker index duplication
if dict_search('fast_reroute.lfa.local.tiebreaker', isis):
comparison_dictionary = {}
diff --git a/src/conf_mode/protocols_ospf.py b/src/conf_mode/protocols_ospf.py
index cddd3765e..198d78ee0 100755
--- a/src/conf_mode/protocols_ospf.py
+++ b/src/conf_mode/protocols_ospf.py
@@ -215,6 +215,19 @@ def verify(ospf):
raise ConfigError(f'Segment routing prefix {prefix} cannot have both explicit-null '\
f'and no-php-flag configured at the same time.')
+ # Check for index ranges being larger than the segment routing global block
+ if dict_search('segment_routing.global_block', ospf):
+ g_high_label_value = dict_search('segment_routing.global_block.high_label_value', ospf)
+ g_low_label_value = dict_search('segment_routing.global_block.low_label_value', ospf)
+ g_label_difference = int(g_high_label_value) - int(g_low_label_value)
+ if dict_search('segment_routing.prefix', ospf):
+ for prefix, prefix_config in ospf['segment_routing']['prefix'].items():
+ if 'index' in prefix_config:
+ index_size = ospf['segment_routing']['prefix'][prefix]['index']['value']
+ if int(index_size) > int(g_label_difference):
+ raise ConfigError(f'Segment routing prefix {prefix} cannot have an '\
+ f'index base size larger than the SRGB label base.')
+
# Check route summarisation
if 'summary_address' in ospf:
for prefix, prefix_options in ospf['summary_address'].items():