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MRT Table Dump: Fix size of AS_PATH in BGP Attributes
All AS numbers in the AS_PATH attribute in RIB Entries MUST be encoded as 4-byte AS numbers. -- RFC 6396 Thanks to Colin Petrie for noticing us about this bug in BIRD!
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@ -101,7 +101,11 @@ bgp_mrt_table_dump_step(struct mrt_table_dump_ctx *state)
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continue;
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continue;
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}
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}
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attributes_length = bgp_encode_attrs(p, attributes_buffer, e->attrs->eattrs, BGP_ATTR_BUFFER_SIZE);
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struct bgp_proto tmp_bgp_proto = {
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.as4_session = 1, /* to force build AS_PATH as 32bit AS in bgp_encode_attrs() */
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};
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attributes_length = bgp_encode_attrs(&tmp_bgp_proto, attributes_buffer, e->attrs->eattrs, BGP_ATTR_BUFFER_SIZE);
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if (attributes_length == -1)
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if (attributes_length == -1)
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{
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{
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log(L_WARN "%s: MRT Table Dump for %I/%u: Attribute list too long, let it blank", p->p.name, n->n.prefix, n->n.pxlen);
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log(L_WARN "%s: MRT Table Dump for %I/%u: Attribute list too long, let it blank", p->p.name, n->n.prefix, n->n.pxlen);
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