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only build prefixes in as_set if the option is enabled #58

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only build prefixes in as_set if the option is enabled #58

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c9f744a
only build prefixes in as_set if the option is enabled
Apr 27, 2020
e1da3c2
supporting templates
Apr 27, 2020
dd6f053
merge
Aug 26, 2020
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10 changes: 7 additions & 3 deletions pierky/arouteserver/builder.py
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Original file line number Diff line number Diff line change
Expand Up @@ -521,9 +521,13 @@ def enrich_config(self):
if irrdb_cfg["peering_db"]:
used_enricher_classes += [PeeringDBConfigEnricher_ASSet]

used_enricher_classes += [IRRDBConfigEnricher_ASNs,
IRRDBConfigEnricher_Prefixes,
PeeringDBConfigEnricher_MaxPrefix]
if filtering["irrdb"]["enforce_origin_in_as_set"]:
used_enricher_classes.append(IRRDBConfigEnricher_ASNs)

if filtering["irrdb"]["enforce_prefix_in_as_set"]:
used_enricher_classes.append(IRRDBConfigEnricher_Prefixes)

used_enricher_classes.append(PeeringDBConfigEnricher_MaxPrefix)

if self.cfg_general.rtt_based_functions_are_used:
used_enricher_classes.append(RTTGetterConfigEnricher)
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4 changes: 2 additions & 2 deletions templates/bird/clients.j2
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Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,7 @@ reject {{ err_msg }};

# AS-SET for {{ client.id }}
function origin_as_is_in_{{ client.id }}_as_set() {
{% if client.cfg.filtering.irrdb.as_set_bundle_ids %}
{% if 'as_set_bundle_ids' in client.cfg.filtering.irrdb.keys() and client.cfg.filtering.irrdb.as_set_bundle_ids %}
{% for as_set_bundle_id in client.cfg.filtering.irrdb.as_set_bundle_ids|sort %}
{% if irrdb_info[as_set_bundle_id].asns %}
if bgp_path.last ~ AS_SET_{{ irrdb_info[as_set_bundle_id].name }}_asns then
Expand All @@ -42,7 +42,7 @@ function origin_as_is_in_{{ client.id }}_as_set() {

# R-SET for {{ client.id }}
function prefix_is_in_{{ client.id }}_as_set() {
{% if client.cfg.filtering.irrdb.as_set_bundle_ids %}
{% if 'as_set_bundle_ids' in client.cfg.filtering.irrdb.keys() and client.cfg.filtering.irrdb.as_set_bundle_ids %}
{% for as_set_bundle_id in client.cfg.filtering.irrdb.as_set_bundle_ids|sort %}
{% set this_ip_ver = client.ip|ipaddr_ver %}
{% set prefixes = irrdb_info[as_set_bundle_id].prefixes|selectattr("prefix", "is_ipver", this_ip_ver)|list %}
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38 changes: 19 additions & 19 deletions templates/bird/irrdb.j2
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Original file line number Diff line number Diff line change
Expand Up @@ -2,36 +2,36 @@

# ---------------------------------------------------------
# IRRDB

{% for as_set_bundle_id in irrdb_info|sort %}
{% set as_set_bundle = irrdb_info[as_set_bundle_id] %}
{% if irrdb_info %}
{% for as_set_bundle_id in irrdb_info|sort %}
{% set as_set_bundle = irrdb_info[as_set_bundle_id] %}
# {{ as_set_bundle.descr }}, used_by {{ as_set_bundle.used_by|sort|join(", ") }}
{% if as_set_bundle.asns|length == 0 %}
{% if as_set_bundle.asns|length == 0 %}
# no origin ASNs found for {{ as_set_bundle.name }}
{% else %}
{% else %}
define AS_SET_{{ as_set_bundle.name }}_asns = [
{{ "\t" -}}
{% for asn in as_set_bundle.asns|sort %}
{{- asn -}}
{% if not loop.last %}, {% endif %}
{% if loop.index % 5 == 0 %}{{ "\n\t" }}{% endif %}
{% endfor %}
{% for asn in as_set_bundle.asns|sort %}
{{- asn -}}
{% if not loop.last %}, {% endif %}
{% if loop.index % 5 == 0 %}{{ "\n\t" }}{% endif %}
{% endfor %}

];
{% endif %}
{% endif %}

{% for this_ip_ver in list_ip_vers %}
{% set this_ip_ver_prefixes = as_set_bundle.prefixes|selectattr("prefix", "is_ipver", this_ip_ver)|list %}
{% if this_ip_ver_prefixes|length == 0 %}
{% for this_ip_ver in list_ip_vers %}
{% set this_ip_ver_prefixes = as_set_bundle.prefixes|selectattr("prefix", "is_ipver", this_ip_ver)|list %}
{% if this_ip_ver_prefixes|length == 0 %}
# no IPv{{ this_ip_ver }} prefixes found for {{ as_set_bundle.name }}
{% else %}
{% else %}
define AS_SET_{{ as_set_bundle.name }}_prefixes_{{ this_ip_ver }} = [
{{ write_prefix_list(this_ip_ver_prefixes, True) }}
];
{% endif %}
{% endfor %}

{% endfor %}
{% endif %}
{% endfor %}
{% endfor %}
{% endif %}

{% if cfg.filtering.irrdb.use_arin_bulk_whois_data.enabled and arin_whois_records %}
# ARIN Whois database records
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6 changes: 3 additions & 3 deletions templates/fingerprints.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ bird:
clients.j2: 1c72b2f1ffd9e886de4dc34007dff8dc1a0d91c226bc296db9e61f4200f127e76f4773051415044348ed4d9e7c2101beffe1058d098a820d162e4be0ca687f4d
common.j2: 0a40c697607158c08ada0f212855b0254a43a81c5f9d05010e2a07a595dffd4f0e4f303c3522fced81e021d4f72e6f163153901331762e3901b37753482a297d
header.j2: 584f9db6b8ee3f7c0be57d11323aac3e6b984cf5c495bbcb3d37b551c3525edc45baf1066d2d10b8af173a2159bc7e699a57f3fe4de4434ce244f12278df34a1
irrdb.j2: ba14f717104b1ace6b208046d1028e0e9bda456f7bbec31fb57e04d8e75133a3925a49e91b047dc8d73b96cc6a2be8df7fa5134ef42e4937f4f2e8245e712c2f
irrdb.j2: 077b3da5b515ebdb0aa19338548d275ae7d9ab930175b8991176cf06278f993b3b0b4d67fcc1d2576f3c01b3953f8bb040ebc39bd1d9e933a9913e9fd3fd70d7
macros.j2: 0dd53486a495edb4a486f2c82a7482a255748654651c7e06ac29b1c7726ea2ccd7078d831b75e5350400b95c8927779a20f9c9c5b1d52f0f9f725d3e90f5c23a
main.j2: ed32987ac71837a00e6065f135198080e493e9a92d41b056c608c9fb6821bd896f492f6b3ed2242c31b3c9ae868e9dd705d681b4e1dbe8aa63a1ec1706972cf0
rpki.j2: 1f4d7c5120e148651e3855ef38737cd8f32951bdc35c4fbbaee5e14e6ab77ab6ddf861b39d5268f52a270b9786268efc45b6f34f3c09e5494b987b2f697b9540
Expand All @@ -11,9 +11,9 @@ html:
main.j2: efcdfb0191c76563b5b2bbac8a6aa345a71fedc19752cf7042859f3dfb792f437ed40fc563699efdd30f6e9fe52f7a46229965b273f1e58dedf8739c8fa20c0c
openbgpd:
clients.j2: 16ccd0d3815c31880ba81cf94c68567a33c743bf08d33aee3b0bfb178c44dced0b3f93b78389593945e1a42c737924169eb4328d17685be518a9578d4852caf8
filters.j2: edc6ec402ea658f9a747385a140e5fd7fd8b4a43df125cff6435112316b7cfdfec66aa26dfa2b938f5286595757a4d9c6b002780c3a0e3ba6e3302fa8df20e5b
filters.j2: 25e68e8e8051bc6cf22e401c6f49f3880538418b0bcd0864b07a7eeeaf5f266bca98f529375ac2c97ba81cb036285e0693b390d69bb59c6263cfd3e82ae3df1d
header.j2: e78b6cf99af7b185a60e4303deb4e4041684f022efdea3abdc85f6365b3296926a8a4343964a46ef28ce5f11474ea1bd122e33e84721eeff6b6bb6ab64ae7a68
irrdb.j2: a41aff6077c4b7ddd8ae03f0ac33f3ff47c9812350204d929a8b02fe63d023a813e802a7c9183528058b55d7502f7aeaef77a65acc906022586510f37453b88a
irrdb.j2: 43e4f4e39c2ecde20914e1875dd8f326106416ab2818cd23ee80939a800ece835502b5cdae0000788b68e17d49af48a03c9b35a411ed0757dfd7b25ec2de134c
macros.j2: 2a2edfebbcc29835c91723da117052374b1d07c1d9e66a23717d248768cd628b7ea831971be28d42e57c58f59d27fa92333b3b0e66eb439029a0bbf9f69b85c4
main.j2: c81d8a3d4052a440f3d404ebdadeeae181966447463f9733768d8d9da4304cd6ea1505a9fdb58e3df55521c44bd03174efa3d3f35b5b79b8d7dda17ee9589061
rpki.j2: 698a6cbe12289be3c9c694a11390e2478f7aa734eff64bf508210c7774719e9f49155cc3643dea78b4ebc31d69ca30dc21aa53c3d9c46393bfde00f71eb73b71
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2 changes: 1 addition & 1 deletion templates/openbgpd/filters.j2
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,7 @@ deny quick {{ condition }}
# IRRDB filters for {{ client.id }}, AS{{ client.asn }}: {{ objects }}
# add {{int_comm_ko}} to any; it will be removed later if at least one AS-SET authorizes this object
match from {{ client.ip }} set ext-community {{ int_comm_ko }}
{% if client.cfg.filtering.irrdb.as_set_bundle_ids %}
{% if 'as_set_bundle_ids' in client.cfg.filtering.irrdb.keys() and client.cfg.filtering.irrdb.as_set_bundle_ids %}
# verifying if object is authorized by AS-SETs
{% for as_set_bundle_id in client.cfg.filtering.irrdb.as_set_bundle_ids|sort %}
{% set as_set_bundle = irrdb_info[as_set_bundle_id] %}
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3 changes: 2 additions & 1 deletion templates/openbgpd/irrdb.j2
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Expand Up @@ -4,7 +4,7 @@
# IRRDB

{{ "pre-irrdb"|include_local_file -}}

{% if irrdb_info %}
{% for as_set_bundle_id in irrdb_info|sort %}
{% set as_set_bundle = irrdb_info[as_set_bundle_id] %}
# {{ as_set_bundle.descr }}, used by {{ as_set_bundle.used_by|sort|join(", ") }}
Expand Down Expand Up @@ -39,6 +39,7 @@ AS_SET_{{ as_set_bundle.name }}_prefixes{{ loop.index }}="{ {{ write_prefix_list
{% endif %}

{% endfor %}
{% endif %}

{{ "post-irrdb"|include_local_file -}}