Hi
I've an issue with ipv6 release and flex-id.
During the SOLICIT, the flex-id retrieve the good option[37] value, but
it never return the right one during the RELEASE, so the release never
happens (timeout only is working)
Please help if possible
Thanks
See the logs :
msgtype=1(SOLICIT), transid=0xcd90b
type=00001, len=00010: 00:03:00:01:bc:16:65:99:9c:c0
type=00006, len=00006: 25(uint16) 23(uint16) 24(uint16)
type=00008, len=00002: 65535 (uint16)
type=00025(IA_PD), len=00012: iaid=196609, t1=0, t2=0
2 relay(s):
relay[0]: msg-type=12(RELAY_FORWARD), hop-count=1,
link-address=::, peer-address=fe80::be16:65ff:fe99:9cc0, 2 option(s)
type=00018, len=00008: 04:06:00:0f:02:13:07:e1
type=00037, len=00012: 9 (uint32) 00068478AC3F2105 (binary)
relay[1]: msg-type=12(RELAY_FORWARD), hop-count=0,
link-address=::, peer-address=fe80::be16:65ff:fe99:9cc0, 2 option(s)
type=00018, len=00029:
46:58:31:36:44:55:43:5f:31:20:65:74:68:20:31:2f:31:2f:30:35:2f:31:31:2f:31:2f:31:2f:32
type=00037, len=00018: 3561 (uint32) 3234383334392F5448312F4E4F43 (binary)
2018-07-07 04:15:24.004 DEBUG [kea-dhcp6.callouts/26563]
HOOKS_CALLOUTS_BEGIN begin all callouts for hook pkt6_receive
2018-07-07 04:15:24.005 DEBUG [kea-dhcp6.eval/26563] EVAL_DEBUG_OPTION
Pushing option 37 with value 0x00000DE93234383334392F5448312F4E4F43
2018-07-07 04:15:24.005 DEBUG [kea-dhcp6.eval/26563] EVAL_DEBUG_STRING
Pushing text string '4'
2018-07-07 04:15:24.005 DEBUG [kea-dhcp6.eval/26563] EVAL_DEBUG_STRING
Pushing text string '6'
2018-07-07 04:15:24.005 DEBUG [kea-dhcp6.eval/26563]
EVAL_DEBUG_SUBSTRING Popping length 6, start 4, string
0x00000DE93234383334392F5448312F4E4F43 pushing result 0x323438333439
2018-07-07 04:15:24.005 INFO [kea-dhcp6.flex-id-hooks/26563]
FLEX_ID_EXPRESSION_EVALUATED Expression evaluated for packet to "248349"
(size: 6)
2018-07-07 04:15:24.005 DEBUG [kea-dhcp6.flex-id-hooks/26563]
FLEX_ID_EXPRESSION_HEX evaluated expression in hexadecimal form
"32:34:38:33:34:39"
2018-07-07 04:15:24.005 DEBUG [kea-dhcp6.flex-id-hooks/26563]
FLEX_ID_USED_AS_DUID using flexible identifier "00:00:32:34:38:33:34:39"
as DUID
...
msgtype=8(RELEASE), transid=0xb3
type=00001, len=00010: 00:03:00:01:bc:16:65:99:9c:c0
type=00002, len=00014: 00:01:00:01:22:be:f0:ba:02:38:ab:04:7c:2e
type=00025(IA_PD), len=00041: iaid=196609, t1=0, t2=0,
options:
type=00026(IAPREFIX), len=00025: prefix=xxxxxxxx/48, preferred-lft=0,
valid-lft=0
2 relay(s):
relay[0]: msg-type=12(RELAY_FORWARD), hop-count=1,
link-address=::, peer-address=fe80::be16:65ff:fe99:9cc0, 2 option(s)
type=00018, len=00008: 04:06:00:0f:02:13:07:e1
type=00037, len=00012: 9 (uint32) 00068478AC3F2105 (binary)
relay[1]: msg-type=12(RELAY_FORWARD), hop-count=0,
link-address=::, peer-address=fe80::be16:65ff:fe99:9cc0, 2 option(s)
type=00018, len=00029:
46:58:31:36:44:55:43:5f:31:20:65:74:68:20:31:2f:31:2f:30:35:2f:31:31:2f:31:2f:31:2f:32
type=00037, len=00022: 9 (uint32) 00000DE93234383334392F5448312F4E4F43
(binary)
2018-07-07 04:16:23.451 DEBUG [kea-dhcp6.callouts/26563]
HOOKS_CALLOUTS_BEGIN begin all callouts for hook pkt6_receive
2018-07-07 04:16:23.451 DEBUG [kea-dhcp6.eval/26563] EVAL_DEBUG_OPTION
Pushing option 37 with value 0x0000000900000DE93234383334392F5448312F4E4F43
2018-07-07 04:16:23.451 DEBUG [kea-dhcp6.eval/26563] EVAL_DEBUG_STRING
Pushing text string '4'
2018-07-07 04:16:23.451 DEBUG [kea-dhcp6.eval/26563] EVAL_DEBUG_STRING
Pushing text string '6'
2018-07-07 04:16:23.451 DEBUG [kea-dhcp6.eval/26563]
EVAL_DEBUG_SUBSTRING Popping length 6, start 4, string
0x0000000900000DE93234383334392F5448312F4E4F43 pushing result 0x00000DE932
34
2018-07-07 04:16:23.451 INFO [kea-dhcp6.flex-id-hooks/26563]
FLEX_ID_EXPRESSION_EVALUATED Expression evaluated for packet to "..
é24" (size: 6)
2018-07-07 04:16:23.451 DEBUG [kea-dhcp6.flex-id-hooks/26563]
FLEX_ID_EXPRESSION_HEX evaluated expression in hexadecimal form
"00:00:0d:e9:32:34"
2018-07-07 04:16:23.451 DEBUG [kea-dhcp6.flex-id-hooks/26563]
FLEX_ID_USED_AS_DUID using flexible identifier "00:00:00:00:0d:e9:32:34"
as DUID
my config :
"Dhcp6": {
"mac-sources": [ "remote-id" ],
"relay-supplied-options": [ "18", "37" ],
"host-reservation-identifiers": ["duid", "flex-id"], // add
"flex-id" to reservation identifiers
"hooks-libraries": [
{
"library": "/usr/local/lib/hooks/libdhcp_flex_id.so",
"parameters": {
"identifier-expression":"substring(relay6[1].option[37].hex,4,6)",
"replace-client-id": true
}
},
{
"library": "/usr/local/lib/hooks/libdhcp_legal_log.so",
"parameters": {
"path": "/usr/local/var/kea/",
"base-name":"forensic6"
}
}
],
"interfaces-config": {
"interfaces": [ "eth2/xxxxxxxx" ]
},
"control-socket": {
"socket-type": "unix",
"socket-name": "/tmp/kea-dhcp6-ctrl.sock"
},
"hosts-database": {
"type": "mysql",
"name": "dhcp",
"user": "dhcp",
"password": "dhcp",
"host": "x.x.x.x",
"port": 3306
},
"lease-database": {
"type": "mysql",
"name": "dhcp",
"user": "dhcp",
"password": "dhcp",
"host": "x.x.x.x",
"port": 3306,
"lfc-interval": 3600
},
"expired-leases-processing": {
"reclaim-timer-wait-time": 10,
"flush-reclaimed-timer-wait-time": 25,
"hold-reclaimed-time": 3600,
"max-reclaim-leases": 100,
"max-reclaim-time": 250,
"unwarned-reclaim-cycles": 5
},
"renew-timer": 1000,
"rebind-timer": 2000,
"preferred-lifetime": 3000,
"valid-lifetime": 4000,
"option-data": [
{
"name": "dns-servers",
"data": "xxxxxxx, yyyyyyy"
}
],
"subnet6": [
{
"subnet": "xxxxx/32",
"pd-pools": [
{
"prefix": "xxxxxxx",
"prefix-len": 33,
"delegated-len": 48
}
]
}
]
},
"Logging":
{
"loggers": [
{
"name": "kea-dhcp6",
"output_options": [
{
"output": "/usr/local/var/log/kea-dhcp6.log"
}
],
"severity": "DEBUG",
"debuglevel": 99
}
]
}
}
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