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Since the packets are the same, just need to handle the
request type.
This commit is contained in:
Jarrod Johnson 2021-09-07 16:50:55 -04:00
parent f3d7a949e6
commit 3762a37243
1 changed files with 3 additions and 2 deletions
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5
confluent_server/confluent/discovery/protocols/pxe.py
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@ -398,7 +398,7 @@ def snoop(handler, protocol=None, nodeguess=None):
continue
rqv = memoryview(pkt)
rq = bytearray(rqv[:2])
if rq[0] == 1: # dhcpv6 solicit
if rq[0] in (1, 3): # dhcpv6 solicit
process_dhcp6req(handler, rqv, addr, netc, cfg, nodeguess)
except Exception as e:
@ -409,6 +409,7 @@ def process_dhcp6req(handler, rqv, addr, net, cfg, nodeguess):
ip = addr[0]
req, disco = v6opts_to_dict(bytearray(rqv[4:]))
req['txid'] = rqv[1:4]
req['rqtype'] = bytearray(rqv[:1])[0]
if not disco.get('uuid', None) or not disco.get('arch', None):
return
mac = neighutil.get_hwaddr(ip.split('%', 1)[0])
@ -577,7 +578,7 @@ def reply_dhcp6(node, addr, cfg, packet, cfd, profile, sock):
if len(ipass):
replylen += len(ipass)
reply = bytearray(replylen)
reply[0] = 2
reply[0] = 2 if packet['rqtype'] == 1 else 7
reply[1:4] = packet['txid']
offset = 4
struct.pack_into('!HH', reply, offset, 1, len(packet[1]))