diff options
| author | Rob Austein <sra@hactrn.net> | 2010-12-11 21:19:10 +0000 |
|---|---|---|
| committer | Rob Austein <sra@hactrn.net> | 2010-12-11 21:19:10 +0000 |
| commit | cc9aca313010413d28ffb913245cbeda182b2d9b (patch) | |
| tree | e50dfcc66b2967d8c8ea6beb47323c9e73d2df5b /rtr-origin | |
| parent | 1999ccca4ae455088c22fc044ade4c0af8b473ed (diff) | |
Update to draft-ietf-sidr-rpki-rtr-04, which replaces the "source" and
"color" attributes with must-be-zero fields of the same length.
Since, not by accident, we only supported the zero values for those
fields anyway, this change turns out not to require a flag day.
svn path=/rtr-origin/rtr-origin.py; revision=3568
Diffstat (limited to 'rtr-origin')
| -rw-r--r-- | rtr-origin/rtr-origin.py | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/rtr-origin/rtr-origin.py b/rtr-origin/rtr-origin.py index 9e2c0379..1d8472ad 100644 --- a/rtr-origin/rtr-origin.py +++ b/rtr-origin/rtr-origin.py @@ -313,9 +313,7 @@ class prefix(pdu): of the wire format of the PDU as the ordering for this class. """ - source = 0 # Source (0 == RPKI) - - header_struct = struct.Struct("!BBHLBBBB") + header_struct = struct.Struct("!BB2xLBBBx") asnum_struct = struct.Struct("!L") @classmethod @@ -334,7 +332,6 @@ class prefix(pdu): self.prefix = cls.addr_type(x) self.prefixlen = len(t[0]) self.max_prefixlen = self.prefixlen if t[1] is None else t[1] - self.color = 0 self.announce = 1 self.check() return self @@ -349,7 +346,6 @@ class prefix(pdu): print "# Prefix: ", self.prefix print "# Prefixlen: ", self.prefixlen print "# MaxPrefixlen:", self.max_prefixlen - print "# Color: ", self.color print "# Announce: ", self.announce def check(self): @@ -371,9 +367,9 @@ class prefix(pdu): elif self._pdu is not None: return self._pdu pdulen = self.header_struct.size + self.addr_type.bits / 8 + self.asnum_struct.size - pdu = (self.header_struct.pack(self.version, self.pdu_type, self.color, pdulen, + pdu = (self.header_struct.pack(self.version, self.pdu_type, pdulen, announce if announce is not None else self.announce, - self.prefixlen, self.max_prefixlen, self.source) + + self.prefixlen, self.max_prefixlen) + self.prefix.to_bytes() + self.asnum_struct.pack(self.asn)) if announce is None: @@ -387,9 +383,8 @@ class prefix(pdu): b1 = reader.get(self.header_struct.size) b2 = reader.get(self.addr_type.bits / 8) b3 = reader.get(self.asnum_struct.size) - version, pdu_type, self.color, length, self.announce, self.prefixlen, self.max_prefixlen, source = self.header_struct.unpack(b1) + version, pdu_type, length, self.announce, self.prefixlen, self.max_prefixlen = self.header_struct.unpack(b1) assert length == len(b1) + len(b2) + len(b3) - assert source == self.source self.prefix = self.addr_type.from_bytes(b2) self.asn = self.asnum_struct.unpack(b3)[0] assert b1 + b2 + b3 == self.to_pdu() |