BIND 10 #714: cfgmgr crash on auth configuration failure
BIND 10 Development
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Wed Jun 29 15:16:56 UTC 2011
#714: cfgmgr crash on auth configuration failure
-------------------------------------+-------------------------------------
Reporter: jreed | Owner: UnAssigned
Type: | Status: assigned
defect | Milestone:
Priority: major | Sprint-20110712
Component: | Resolution:
configuration | Sensitive: 0
Keywords: | Sub-Project: DNS
Defect Severity: N/A | Estimated Difficulty: 0.0
Feature Depending on Ticket: | Total Hours: 0
Add Hours to Ticket: 0 |
Internal?: 0 |
-------------------------------------+-------------------------------------
Changes (by jreed):
* owner: jreed => UnAssigned
Comment:
I reproduced this:
(log output and bindctl output mixed here)
{{{
macmini:bind10 jreed$ ~/opt/bind10/bin/bindctl
["login success "] login as root
> config set Auth/datasources/ [{"type": "memory", "zones":[{"file":
"/Local/Users/jreed/root.zone", "origin":"."}]}]
> 2011-06-29 08:09:01.240 DEBUG [b10-auth.cc] CC_GROUP_SEND sending
message '{ "command": [ "set", { "stats_data": { "auth.queries.tcp": 0,
"auth.queries.udp": 0 } } ] }' to group 'Stats'
2011-06-29 08:09:01.241 DEBUG [b10-auth.cc] CC_GROUP_RECEIVE trying to
receive a message
2011-06-29 08:09:01.242 DEBUG [b10-auth.cc] CC_GROUP_RECEIVED message
arrived ('
{ "from": "4e0b3fd1_7 at macmini.lab.isc.org", "group": "Stats", "instance":
"*", "reply": 0, "seq": 6, "to": "4e0b3fd1_6 at macmini.lab.isc.org", "type":
"send" }', '{ "result": [ 0 ] }')
> config commit
2011-06-29 08:09:05.998 DEBUG [b10-auth.cc] CC_GROUP_RECEIVE trying to
receive a message
2011-06-29 08:09:05.999 DEBUG [b10-auth.cc] CC_GROUP_RECEIVED message
arrived ('{ "from": "4e0b3fd0_2 at macmini.lab.isc.org", "group": "Auth",
"instance": "*", "seq": 35, "to": "*", "type": "send" }', '{ "command": [
"config_update", { "datasources": [ { "type": "memory", "zones": [ {
"file": "/Local/Users/jreed/root.zone", "origin": "." } ] } ],
"listen_on": [ { "address": "0.0.0.0", "port": 5300 } ] } ] }')
2011-06-29 08:09:05.999 DEBUG [b10-auth.datasrc] DATASRC_MEM_CREATE
creating zone '.' in 'IN' class
2011-06-29 08:09:05.999 DEBUG [b10-auth.datasrc] DATASRC_MEM_ADD_ZONE
adding zone './IN'
2011-06-29 08:09:05.999 DEBUG [b10-auth.datasrc] DATASRC_MEM_LOAD loading
zone '.' from file '/Local/Users/jreed/root.zone'
2011-06-29 08:09:05.999 DEBUG [b10-auth.datasrc] DATASRC_MEM_ADD_RRSET
adding RRset './SOA' into zone '.'
2011-06-29 08:09:05.999 DEBUG [b10-auth.datasrc] DATASRC_MEM_ADD_RRSET
adding RRset './RRSIG' into zone '.'
2011-06-29 08:09:06.000 DEBUG [b10-auth.datasrc] DATASRC_MEM_ADD_RRSET
adding RR
set './NSEC' into zone '.'
2011-06-29 08:09:06.000 DEBUG [b10-auth.datasrc] DATASRC_MEM_ADD_RRSET
adding RRset './RRSIG' into zone '.'
2011-06-29 08:09:06.000 ERROR [b10-auth.datasrc] DATASRC_MEM_DUP_RRSET
duplicate RRset './RRSIG'
2011-06-29 08:09:06.000 DEBUG [b10-auth.datasrc] DATASRC_MEM_DESTROY
destroying zone '.' in 'IN' class
2011-06-29 08:09:06.000 ERROR [b10-auth.auth] AUTH_CONFIG_UPDATE_FAIL
update of configuration failed: Server configuration failed: Duplicate
rrset: . 172800 IN RRSIG DNSKEY 8 0 172800 20110705235959 20110620000000
19036 .
AMe/ymdy0FNabVZ31QGW3C/mItogMx3gDTnaA+yCuVEPHcIdI9++c+gjYhqMv1z9nTOGHlQ4Z5w9SzjXW9eYBwshpGfAFj4pDnHIhLGsscLQ9NQAE7DdcJivK+XXLKrqlf/RpJt2FPfR3tpKa8W4TDKuEC/atlz7+c1C5nUbgUF15v93vpwy69TdKCbih/IN64H5oE7ez8DW/h/fI8sXIGqpKSHfiq8wJgjDMWR2fGy2oIu1BlqGI7tdX0/gUPy67RV7EJ5IxG4j9Paz++EUmxRLLvES5cR5E5TeGF6sWoJhDrZ2gSORl2F1QigYlwh49zGGpDP1DCB2MaDM3LkHkA==
2011-06-29 08:09:06.000 DEBUG [b10-auth.cc] CC_REPLY replying to message
from '{ "from": "4e0b3fd0_2 at macmini.lab.isc.org", "group": "Auth",
"instance": "*", "seq": 35, "to": "*", "type": "send" }' with '{ "result":
[ 1, "Server configuration failed: Duplicate rrset: . 172800 IN RRSIG
DNSKEY 8 0 172800 20110705235959 20110620000000 19036 .
AMe/ymdy0FNabVZ31QGW3C/mItogMx3gDTnaA+yCuVEPHcIdI9++c+gjYhqMv1z9nTOGHlQ4Z5w9SzjXW9eYBwshpGfAFj4pDnHIhLGsscLQ9NQAE7DdcJivK+XXLKrqlf/RpJt2FPfR3tpKa8W4TDKuEC/atlz7+c1C5nUbgUF15v93vpwy69TdKCbih/IN64H5oE7ez8DW/h/fI8sXIGqpKSHfiq8wJgjDMWR2fGy2oIu1BlqGI7tdX0/gUPy67RV7EJ5IxG4j9Paz++EUmxRLLvES5cR5E5TeGF6sWoJhDrZ2gSORl2F1QigYlwh49zGGpDP1DCB2MaDM3LkHkA==
" ] }'
2011-06-29 08:09:06.000 DEBUG [b10-auth.cc] CC_START_READ starting
asynchronous read
Traceback (most recent call last):
File "/Local/Users/jreed/opt/bind10/libexec/bind10-devel/b10-cfgmgr",
line 107, in <module>
sys.exit(main())
File "/Local/Users/jreed/opt/bind10/libexec/bind10-devel/b10-cfgmgr",
line 95, in main
cm.run()
File "/Local/Users/jreed/opt/bind10/lib/python3.1/site-
packages/isc/config/cfgmgr.py", line 491, in run
answer = self.handle_msg(msg);
File "/Local/Users/jreed/opt/bind10/lib/python3.1/site-
packages/isc/config/cfg
mgr.py", line 462, in handle_msg
answer = self._handle_set_config(arg)
File "/Local/Users/jreed/opt/bind10/lib/python3.1/site-
packages/isc/config/cfgmgr.py", line 427, in _handle_set_config
answer = self._handle_set_config_all(cmd[0])
File "/Local/Users/jreed/opt/bind10/lib/python3.1/site-
packages/isc/config/cfgmgr.py", line 399, in _handle_set_config_all
answer = self._handle_set_config_module(module, cmd[module])
File "/Local/Users/jreed/opt/bind10/lib/python3.1/site-
packages/isc/config/cfgmgr.py", line 380, in _handle_set_config_module
answer, env = self.cc.group_recvmsg(False, seq)
File "/Local/Users/jreed/opt/bind10/lib/python3.1/site-
packages/isc/cc/session.py", line 247, in group_recvmsg
env, msg = self.recvmsg(nonblock, seq)
File "/Local/Users/jreed/opt/bind10/lib/python3.1/site-
packages/isc/cc/session.py", line 114, in recvmsg
msg = isc.cc.message.from_wire(data[header_length + 2:])
File "/Local/Users/jreed/opt/bind10/lib/python3.1/site-
packages/isc/cc/message.py", line 38, in from_wire
return json.loads(data.decode('utf8'))
File "/Local/Users/jreed/opt/pkg/lib/python3.1/json/__init__.py", line
305, in loads
return _default_decoder.decode(s)
File "/Local/Users/jreed/opt/pkg/lib/python3.1/json/decoder.py", line
339, in
decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "/Local/Users/jreed/opt/pkg/lib/python3.1/json/decoder.py", line
355, in raw_decode
obj, end = self.scan_once(s, idx)
ValueError: Invalid control character at: line 1 column 482 (char 482)
[b10-msgq] Closing socket fd 5
[b10-msgq] Receive error: EOF
[bind10] Process b10-cfgmgr (PID 46431) terminated, exit status = 256
[bind10] Resurrecting dead b10-cfgmgr process...
[bind10] Resurrected b10-cfgmgr (PID 46455)
}}}
Duplicate RRSET caused crash?
I ran named-checkzone (bind 9.8) and it complained of many missing and
extra glue records. I will retry with the canonical output. (But
regardless, cfgmgr should not crash.)
--
Ticket URL: <http://bind10.isc.org/ticket/714#comment:6>
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