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T6351: CGNAT add verification if the pool exists #3464

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May 17, 2024
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13 changes: 13 additions & 0 deletions src/conf_mode/nat_cgnat.py
Original file line number Diff line number Diff line change
Expand Up @@ -203,6 +203,11 @@ def verify(config):
f'Range for "{pool} pool {pool_name}" must be defined!'
)

external_pools_query = "keys(pool.external)"
external_pools: list = jmespath.search(external_pools_query, config)
internal_pools_query = "keys(pool.internal)"
internal_pools: list = jmespath.search(internal_pools_query, config)

for rule, rule_config in config['rule'].items():
if 'source' not in rule_config:
raise ConfigError(f'Rule "{rule}" source pool must be defined!')
Expand All @@ -212,6 +217,14 @@ def verify(config):
if 'translation' not in rule_config:
raise ConfigError(f'Rule "{rule}" translation pool must be defined!')

internal_pool = rule_config['source']['pool']
if internal_pool not in internal_pools:
raise ConfigError(f'Internal pool "{internal_pool}" does not exist!')

external_pool = rule_config['translation']['pool']
if external_pool not in external_pools:
raise ConfigError(f'External pool "{external_pool}" does not exist!')


def generate(config):
if not config:
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