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Re: HostRange bug in 2.1.18 ?


From: Christian Korschan
Subject: Re: HostRange bug in 2.1.18 ?
Date: Wed, 18 Jan 2006 07:20:32 +0100
User-agent: Thunderbird 1.5 (X11/20051201)

rader@ginseng.hep.wisc.edu wrote:
 > I encounter the following problem in Cfengine-2.1.18 when I try
 > to use HostRange to define groups:
> > In cfagent.conf I have > > groups:
 >          mygroup = ( HostRange(sa,01-09) host1 host2 )
> > > ... and running "cfagent -d -v -q -n" end with: > > > [ stuff removed ]
 > ==============================BEGIN NEW ACTION Groups:=============
> > > Resetting CLASS to ANY > > LVALUE mygroup
 > HandleLVALUE(mygroup) in action Groups:
 > EQUALS =
 > LEFTBRACK
 > RVAL-FUNCTION HostRange(sa,01-09)
 > HandleFunctionObject(HostRange(sa,01-09))
 > IsBuiltinFunction(HostRange(sa,01-09))
 > IsBuiltinFunction: HostRange(sa,01-09)
 > HandleFunction: HostRange(sa,01-09)
 > FunctionStringToCode(HostRange)
 > ListArg[0]=(sa,01-09)
 > ListArg[1]=(a,01-09)
 > Appending [sa]
 > ListArg[0]=(01-09)
 > ListArg[1]=(1-09)
 > ListArg[2]=(-09)
 > ListArg[3]=(09)
 > ListArg[4]=(9)
 > Appending [01-09]
 > CFDEBUG: [sa]
 > CFDEBUG: [01-09]
> cf:cfengine::/opt/openpkg/var/cfengine/inputs/cfagent.conf:100: Function > or format of input file requires 1 argument items
 > SRDEBUG in HandleHostRange()
 > SRDEBUG args= value=
 > SRDEBUG in FuzzyHostParse():
 > SplitStringAsItemList(,,)
 > Segmentation fault
> > Is this a known problem or am I doing something wrong ?

This is new as far as I know.

What does cfagent -d2 -v -q -n report?
##########################################################################
# BEGIN PARSING /opt/openpkg/var/cfengine/inputs/cfagent.conf
##########################################################################

HandleFunctionObject(HostRange(sa,01-99))
IsBuiltinFunction(HostRange(sa,01-99))
IsBuiltinFunction: HostRange(sa,01-99)
HandleFunction: HostRange(sa,01-99)
FunctionStringToCode(HostRange)
ListArg[0]=(sa,01-99)
ListArg[1]=(a,01-99)
Appending [sa]
ListArg[0]=(01-99)
ListArg[1]=(1-99)
ListArg[2]=(-99)
ListArg[3]=(99)
ListArg[4]=(9)
Appending [01-99]
cf:cfengine::/opt/openpkg/var/cfengine/inputs/cfagent.conf:98: Function or format of input file requires 1 argument items
SRDEBUG in HandleHostRange()
SRDEBUG args= value=
SRDEBUG in FuzzyHostParse():
SplitStringAsItemList(,,)

Program received signal SIGSEGV, Segmentation fault.


What does a gdb/dbx stack trace say?

steve

Thread 1 (Thread 4160644800 (LWP 8700)):
#0  FuzzyHostParse (s=0xfffe8d8c "") at item.c:990
#1 0x0807412b in HandleHostRange (args=0x0, value=0xffffb1ec "") at functions.c:455 #2 0x0807737f in EvaluateFunction (f=0x82ec527 "HostRange(sa,01-99)", value=0xffffb1ec "") at functions.c:150 #3 0x0807132b in HandleFunctionObject (fn=0x82ec527 "HostRange(sa,01-99)") at parse.c:648
#4  0x080a1404 in yylex () at cflex.l:431
#5  0x080996da in yyparse () at y.tab.c:1189
#6 0x080719eb in ParseFile (filename=0xffffc790 "/opt/openpkg/var/cfengine/inputs/cfagent.conf", env=0xffffc790 "/opt/openpkg/var/cfengine/inputs/cfagent.conf") at parse.c:1051 #7 0x08072094 in ParseInputFile (file=0x8292320 "cfagent.conf") at parse.c:82
#8  0x0804ef1c in main (argc=0, argv=0x0) at cfagent.c:140
(gdb)



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