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@@ -2,33 +2,19 @@
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# vim: set ts=4:sw=4
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-# en: bgp import function
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-# en: this function import routes according to the import_type and the AS number. It also add tag the route with
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-# en: the given community
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-# en:
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-# en: Parameters
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-# en: AS / AS number of the peer
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-# en: import_type / the import type. Could be
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-# en: transit: this is a transit session
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-# en: peering: this is a peering session on an Internet Exchange Point (including route
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-# en: servers)
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-# en: member: this is a member of Gitoyen.
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-# en: core: this is a core session. It's the backbone iBGP sessions.
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-# en: community / community number to associate to the route. If equal 0, there is no association.
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+# bgp import function
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+# this function import routes according to the import_type and the AS number. It also add tag the route with
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+# the given community
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#
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-# fr: fonction d'import bgp
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-# fr: cette fonction importe les routes selon import_type et selon le numero d'AS. Elle associe aussi un numero
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-# fr: de communaute aux routes importees.
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-# fr:
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-# fr: Parametres
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-# fr: AS / Numero d'AS du pair
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-# fr: import_type / Le type d'import. Peut-etre:
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-# fr: transit: c'est une session de transit
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-# fr: peering: c'est une session de pair sur une point d'echange Internet (incluant les
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-# fr: serveurs de routes)
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-# fr: member: c'est une session avec un membre de Gitoyen.
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-# fr: core: c'est une session de coeur de reseau. Ce sont les sessions iBGP.
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-# fr: community / le numero de communaute a associer aux routes. Si egal a 0, il n'y a pas d'association.
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+# Parameters
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+# AS / AS number of the peer
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+# import_type / the import type. Could be
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+# transit: this is a transit session
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+# peering: this is a peering session on an Internet Exchange Point (including route
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+# servers)
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+# member: this is a member of Gitoyen.
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+# core: this is a core session. It's the backbone iBGP sessions.
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+# community / community number to associate to the route. If equal 0, there is no association.
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#
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function bgp_import( int AS; string import_type; int community)
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{
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@@ -42,64 +28,47 @@ function bgp_import( int AS; string import_type; int community)
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return false;
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}
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- # en: weird routes are not accepted
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- # fr: les routes bizarres ne sont pas acceptees
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+ # weird routes are not accepted
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if is_default() || is_martians() || is_rfc1918() then return false;
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- # en: gitoyen's routes are not accepted
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- # fr: les routes de gitoyen ne sont pas acceptes
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+ # gitoyen's routes are not accepted
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if is_gitoyen() then return false;
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- # en: in case of peering or transit, the routes within the gitoyen's network are not accepted.
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- # fr: dans le cas du peering & transit, les routes incluses dans le reseau de Gitoyen ne sont pas acceptees.
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+ # in case of peering or transit, the routes within the gitoyen's network are not accepted.
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if import_type = "peering" && import_type = "transit" then {
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if is_within_gitoyen() then return false;
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}
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- # en: in case of member, only the routes defined for the member AS are accepted.
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- # fr: dans le cas d'un membre, seulement les routes definies pour l'AS du membre sont acceptees.
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+ # in case of member, only the routes defined for the member AS are accepted.
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if import_type = "member" && ! is_net_from_member(AS) then return false;
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- # en: bgp local preference by default
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- # fr: preference locales de bgp par defaut
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+ # bgp local preference by default
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if import_type = "transit" then bgp_local_pref=100;
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if import_type = "peering" then bgp_local_pref=1000;
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if import_type = "member" then bgp_local_pref=1500;
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- # en: communities cleaning (only communities handled by Gitoyen are kept)
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- # fr: nettoyage des communautes (seulement les communautes gerees par Gitoyen sont gardees)
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+ # communities cleaning (only communities handled by Gitoyen are kept)
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if import_type = "transit" then bgp_community.delete( [(20766,*)] );
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if import_type = "peering" then bgp_community.delete( [(20766,*)] );
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if import_type = "membre" then bgp_community.filter( [(20766,9999)] );
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- # en: adding the community to identify the source of the route
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+ # adding the community to identify the source of the route
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# fr: ajout de la communaute pour identifier la source de la route
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if import_type != "core" && community > 0 then bgp_community.add((20766,community));
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return true;
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}
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-# en: bgp export function
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-# en: this function export routes according to the export_type and the AS number.
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-# en:
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-# en: Parameters
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-# en: AS / AS number of the peer
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-# en: export_type / the export type. Could be
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-# en: full: The full-view are exported
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-# en: default: The default route are exported
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-# en: members: The routes of the members are exported
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-# en: core: All the routes learned by bgp are exported
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+# bgp export function
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+# this function export routes according to the export_type and the AS number.
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#
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-# fr: fonction d'export bgp
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-# fr: this function export routes according to the export_type and the AS number.
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-# fr:
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-# fr: Parametres
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-# fr: AS / AS numero d'AS du pair
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-# fr: export_type / Type d'export. Cela peut etre :
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-# fr: full: La vue complete d'internet est exportee.
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-# fr: default: La route par defaut est exportee.
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-# fr: members: Les routes des membres sont exportees.
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-# fr: core: Toutes les routes apprises par bgp sont exportees.
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+# Parameters
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+# AS / AS number of the peer
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+# export_type / the export type. Could be
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+# full: The full-view are exported
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+# default: The default route are exported
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+# members: The routes of the members are exported
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+# core: All the routes learned by bgp are exported
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#
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function bgp_export(int AS; string export_type)
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pair set members_export_communities;
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@@ -111,16 +80,13 @@ pair set full_export_communities;
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return false;
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}
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- # en: weird routes are not accepted
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- # fr: les routes bizarres ne sont pas acceptees
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+ # weird routes are not accepted
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if is_martians() || is_rfc1918() then return false;
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- # en: the default route are not exported except if asked.
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- # fr: la route par defaut n'est pas exportee sauf si demandee.
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+ # the default route are not exported except if asked.
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if is_default() && ! (export_type="default") then return false;
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- # en: for the routes of the members, only the routes having one of these communities are exported
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- # fr: pour les routes des membres, seulement les routes ayant au moins une de ces communautes sont exportees
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+ # for the routes of the members, only the routes having one of these communities are exported
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members_export_communities = [
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(20766,1),
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(20766,9999),
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@@ -131,8 +97,7 @@ pair set full_export_communities;
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&& filter(bgp_community, members_export_communities).len = 0 then return false;
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# Filtrage des exports de la full view
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- # en: for the full-view, only the routes having one of these communities are exported
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- # fr: pour la vue complete, seulement les routes ayant au moins une de ces communautes sont exportees
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+ # for the full-view, only the routes having one of these communities are exported
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full_export_communities = [
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(20766,1),
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(20766,9999),
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@@ -145,18 +110,15 @@ pair set full_export_communities;
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if export_type = "full"
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&& filter(bgp_community, full_export_communities).len = 0 then return false;
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- # en: for the default, only the default route are exported.
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- # fr: pour default, seul la route par defaut est exportee.
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+ # for the default, only the default route are exported.
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if export_type = "default"
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&& ! is_default() then return false;
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- # en: for the core export type, only the routes learned by BGP are exported
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- # fr: pour l'export de type core, seulement les routes apprises par BGP sont exportees
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+ # for the core export type, only the routes learned by BGP are exported
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if export_type = "core"
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&& source != RTS_BGP then return false;
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- # en: blackhole management
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- # fr: gestion du blackhole
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+ # blackhole management
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case AS {
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# Absolight
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29608: if filter(bgp_community, [ (20766,9999) ]).len > 0 then bgp_community.add ((29608,65001));
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Sebastien Badia