[mrtg] Externat Get Error

#1 (**permalink**) 04-26-2008

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Hi!!
=20
I am setting up MRTG to monitor TC Classes. I have created several scripts=
regarding this issue.=20

Quote:

Script for creating individual Directory with IP addresses as the Directory=
name mkdir.sh=20

Code:

#!/bin/bash #set -x FILE=3D"/users/ids.ips" cat $FILE | while read ids do i=
ps=3D`echo $ids | awk '{print $1}'` mkdir /var/www/mrtg/$ips mkdir /var/www=
/mrtg/$ips/images cp /var/www/mrtg/mrtg*.png /var/www/mrtg/$ips/images/ don=
e Perl Script used to get values from TC class from a file containing outpu=
t of tc -s class show dev eth0 > class.eth0 rate.pl (Downloaded From Intern=
et)

Code:

#!/usr/bin/perl # License: Are you joking? This is trivial... # USAGE: # $A=
RGV[0] - infile # $ARGV[1] - inclassmark # use strict; use English; my $fou=
ndclass =3D 0; my $classID; my $inbytes; open INFILE, $ARGV[0]; while (<INF=
ILE>) { if ((!$foundclass) && (/^class\s+cbq\s+(\d+:\d*)\s+/)) { $=
classID =3D $1; if ($classID eq $ARGV[1]) { $foundclass =3D 42; =
} } if ($foundclass && (/^\s+Sent\s+(\d+)\s+bytes/)) { $in=
bytes =3D $1; last; } } close INFILE; print "$inbytes\n";=20
Script for creating individual scripts for the use of CFG's for individual =
IP's=20
make.sh=20

Code:

#!/bin/bash NETWORK=3D"eth0" file=3D"/users/ids.ips" dir=3D"/files/stat/scr=
ipts" stat=3D"/files/stat/stat.$NETWORK" rate=3D"/files/stat/rate.pl" awk=
=3D"/usr/bin/awk" rm -fr $dir mkdir $dir rm -fr $dir/*.sh cat $file | while=
read ids do ID=3D`echo $ids | $awk '{print $2}'` IP=3D`echo $ids | $awk '{=
print $1}'` touch $dir/$IP.sh echo -e "#!/bin/bash\n\n" >$dir/$IP.sh echo -=
e "/usr/bin/perl $rate $stat 10:$ID" >> $dir/$IP.sh done Script for creatin=
g individual CFG's to used for MRTG make.cfg=20

Code:

#!/bin/bash #set -x idfile=3D"/users/ids.ips" cfgdir=3D"/files/stat/cfgs" s=
hdir=3D"/files/stat/scripts" workdir=3D"/var/www/mrtg" awk=3D"/usr/bin/awk"=
rm -fr $cfgdir mkdir $cfgdir chmod 777 -R $shdir/ cat $idfile | while read=
ids do ID=3D`echo $ids | $awk '{print $2}'` IP=3D`echo $ids | $awk '{print=
$1}'` touch $cfgdir/$IP.cfg echo "EnableIPv6: no" > $cfgdir/$IP.cfg echo "=
Workdir: /var/www/mrtg/$IP" >> $cfgdir/$IP.cfg echo "Options[_]: growright,=
unknaszero" >> $cfgdir/$IP.cfg echo "Target[tc.class]: \`$shdir/$IP.sh\`" =
>> $cfgdir/$IP.cfg echo "MaxBytes[tc.class]: 1000000000" >> $cfgdir/$IP.cfg=
echo "Title[tc.class]: TC Class $ID, IP Address $IP, Graphs" >> $cfgdir/$I=
P.cfg echo "Options[tc.class]: growright, nopercent" >> $cfgdir/$IP.cfg ech=
o "PageTop[tc.class]: <H1>TC Class $ID, IP Address $IP, Graphs</H1>" >> $cf=
gdir/$IP.cfg echo "YLegend[tc.class]: Bytes/second" >> $cfgdir/$IP.cfg echo=
"ShortLegend[tc.class]: Bytes/s" >> $cfgdir/$IP.cfg done Script created to=
make index.html by the use of indexmake from CFG's index.sh=20

Code:

#!/bin/bash #set -x file=3D"/users/ids.ips" cfgdir=3D"/files/stat/cfgs" wor=
kdir=3D"/var/www/mrtg" cat $file | while read ids do IP=3D`echo $ids | awk =
'{print $1}'` indexmaker $cfgdir/$IP.cfg > $workdir/$IP/index.html done Now=
after running all these script, all scripts work fine with our any error. =
When i run=20

Code:

env LANG=3DC /usr/bin/mrtg /files/stat/cfgs/*.cfg i get following erroe=20

Quote:

WARNING: Problem with External get '/files/stat/scripts/172.16.10.10.sh': E=
xpected a Number for 'out' but nothing' ERROR: Target[tc.class][_OUT_] ' $t=
arget->[0]{$mode} ' did not eval into defined data=20
Please let me know how can i remove this error and make my MRTG work.
=20
Kind RegardsMudasir MirzaCrystal Net Communications (+92)-321-2395320
__________________________________________________ _______________
Discover the new Windows Vista
http://search.msn.com/results.aspx?q...US&form=3DQBR=
E=

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<html>
<head>
<style>
..hmmessage P
{
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padding:0px
}
body.hmmessage
{
FONT-SIZE: 10pt;
FONT-FAMILY:Tahoma
}
</style>
</head>
<body class=3D'hmmessage'>Hi!! 
  
 I am setting up MRTG to monitor TC Classes. I =
have created several scripts regarding this issue. 
<TABLE cellSpacing=3D1 cellPadding=3D3 width=3D"90%" align=3Dcenter border=
=3D0>
<TBODY>
<TR>
<TD>Quote:</TD></TR>
<TR>
<TD class=3Dquote> Script for creating individual Directory with IP addr=
esses as the Directory name mkdir.sh 
<TABLE cellSpacing=3D1 cellPadding=3D3 width=3D"90%" align=3Dcenter border=
=3D0>
<TBODY>
<TR>
<TD>Code:</TD></TR>
<TR>
<TD class=3Dcode> #!/bin/bash #set -x FILE=3D"/users/ids=
..ips" cat $FILE | while read ids do ips=3D`echo $ids | awk =
'{print $1}'` mkdir /var/www/mrtg/$ips mkdir /var/www/mrtg/$ips/ima=
ges cp /var/www/mrtg/mrtg*.png /var/www/mrtg/$ips/images/ done =
</TD></TR></TBODY></TABLE> Perl Script used t=
o get values from TC class from a file containing output of tc -s class=
show dev eth0 > class.eth0 rate.pl (Down=
loaded From Internet) 
<TABLE cellSpacing=3D1 cellPadding=3D3 width=3D"90%" align=3Dcenter border=
=3D0>
<TBODY>
<TR>
<TD>Code:</TD></TR>
<TR>
<TD class=3Dcode> #!/usr/bin/perl # License: Are you joking? Thi=
s is trivial... # USAGE: # $ARGV[0] - infile # $ARGV[1] - i=
nclassmark # use strict; use English; my $foundclas=
s =3D 0; my $classID; my $inbytes; open INFILE, $ARGV[0]; <=
BR>while (<INFILE>) {    if ((!$foundclass) && =
(/^class\s+cbq\s+(\d+:\d*)\s+/)) {       $classID =3D $1=
;       if ($classID eq $ARGV[1]) {     $f=
oundclass =3D 42;       }    }   =
 if ($foundclass && (/^\s+Sent\s+(\d+)\s+bytes/)) {  =
    $inbytes =3D $1;       last;   &=
nbsp;} } close INFILE; print "$inbytes\n"; </TD></T=
R></TBODY></TABLE>
 Script for creating individual scripts for the use of CFG's for ind=
ividual IP's 
make.sh 
<TABLE cellSpacing=3D1 cellPadding=3D3 width=3D"90%" align=3Dcenter border=
=3D0>
<TBODY>
<TR>
<TD>Code:</TD></TR>
<TR>
<TD class=3Dcode> #!/bin/bash NETWORK=3D"eth0" file=3D"/user=
s/ids.ips" dir=3D"/files/stat/scripts" stat=3D"/files/stat/stat.$NE=
TWORK" rate=3D"/files/stat/rate.pl" awk=3D"/usr/bin/awk" rm -fr=
$dir mkdir $dir rm -fr $dir/*.sh cat $file | while read id=
s do ID=3D`echo $ids | $awk '{print $2}'` IP=3D`echo $ids | $aw=
k '{print $1}'` touch $dir/$IP.sh echo -e "#!/bin/bash\n\n" >$di=
r/$IP.sh echo -e "/usr/bin/perl $rate $stat 10:$ID" >> $dir/$IP.s=
h done </TD></TR></TBODY></TABLE> Scr=
ipt for creating individual CFG's to used for MRTG make.cfg 
<TABLE cellSpacing=3D1 cellPadding=3D3 width=3D"90%" align=3Dcenter border=
=3D0>
<TBODY>
<TR>
<TD>Code:</TD></TR>
<TR>
<TD class=3Dcode> #!/bin/bash #set -x idfile=3D"/users/i=
ds.ips" cfgdir=3D"/files/stat/cfgs" shdir=3D"/files/stat/scripts" <=
BR>workdir=3D"/var/www/mrtg" awk=3D"/usr/bin/awk" rm -fr $cfgdi=
r mkdir $cfgdir chmod 777 -R $shdir/ cat $idfile | while re=
ad ids do ID=3D`echo $ids | $awk '{print $2}'` IP=3D`echo $ids =
| $awk '{print $1}'` touch $cfgdir/$IP.cfg echo "EnableIPv6: no=
" > $cfgdir/$IP.cfg echo "Workdir: /var/www/mrtg/$IP" >> $cfgd=
ir/$IP.cfg echo "Options[_]: growright, unknaszero" >> $cfgdir/$I=
P.cfg echo "Target[tc.class]: \`$shdir/$IP.sh\`" >> $cfgdir/$IP.c=
fg echo "MaxBytes[tc.class]: 1000000000" >> $cfgdir/$IP.cfg e=
cho "Title[tc.class]: TC Class $ID, IP Address $IP, Graphs" >> $cfgdi=
r/$IP.cfg echo "Options[tc.class]: growright, nopercent" >> $cfgd=
ir/$IP.cfg echo "PageTop[tc.class]: <H1>TC Class $ID, IP Address =
$IP, Graphs</H1>" >> $cfgdir/$IP.cfg echo "YLegend[tc.class=
]: Bytes/second" >> $cfgdir/$IP.cfg echo "ShortLegend[tc.class]: =
Bytes/s" >> $cfgdir/$IP.cfg done </TD></TR></TBODY></TABL=
E> Script created to make index.html by the u=
se of indexmake from CFG's index.sh 
<TABLE cellSpacing=3D1 cellPadding=3D3 width=3D"90%" align=3Dcenter border=
=3D0>
<TBODY>
<TR>
<TD>Code:</TD></TR>
<TR>
<TD class=3Dcode> #!/bin/bash #set -x file=3D"/users/ids=
..ips" cfgdir=3D"/files/stat/cfgs" workdir=3D"/var/www/mrtg" <BR=
> cat $file | while read ids do IP=3D`echo $ids | awk '{print $1=
}'` indexmaker $cfgdir/$IP.cfg > $workdir/$IP/index.html done <B=
R></TD></TR></TBODY></TABLE> </TD></TR></T=
BODY></TABLE> Now after running all these scr=
ipt, all scripts work fine with our any error. When i run 
<TABLE cellSpacing=3D1 cellPadding=3D3 width=3D"90%" align=3Dcenter border=
=3D0>
<TBODY>
<TR>
<TD>Code:</TD></TR>
<TR>
<TD class=3Dcode> env LANG=3DC /usr/bin/mrtg /files/stat/cfgs/*.cfg =
</TD></TR></TBODY></TABLE> i get following erroe =
 
<TABLE cellSpacing=3D1 cellPadding=3D3 width=3D"90%" align=3Dcenter border=
=3D0>
<TBODY>
<TR>
<TD>Quote:</TD></TR>
<TR>
<TD class=3Dquote>WARNING: Problem with External get '/files/stat/scripts/1=
72.16.10.10.sh': Expected a Number for 'out' but nothing' ERROR=
: Target[tc.class][_OUT_] ' $target->[0]{$mode} ' did not eval into defi=
ned data </TD></TR></TBODY></TABLE>
 Please let me know how can i remove this error and make my MRTG wor=
k. 
   
<DIV>Kind Regards Mudasir Mirza <ST=
RONG>Crystal Net Communications  (+92)-321-2395320=
 </DIV> <hr />Discover the new Windows Vista <a href=
=3D'http://search.msn.com/results.aspx?q=3Dwindows+vista&mkt=3Den-US&form=
=3DQBRE' target=3D'_new'>Learn more!</a></body>
</html>=

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