1 | 1 | simandl | package HotSaNICmod::OSdep; |
2 | | | |
3 | | | use RRDs; |
4 | | | use lib "../../lib"; |
5 | | | use HotSaNICsnmp; |
6 | | | |
7 | | | sub version { |
8 | | | ($VERSION = '$Revision: 1.4 $') =~ s/.*(\d+\.\d+).*/$1/; |
9 | | | return "$^O.pm $VERSION"; |
10 | | | } |
11 | | | |
12 | | | sub sample { |
13 | | | my %args=@_; |
14 | | | |
15 | | | undef my %maxin; |
16 | | | undef my %maxout; |
17 | | | undef my %devin; |
18 | | | undef my %devout; |
19 | | | undef my %sampletime; |
20 | | | undef my %snmpinterfaces; |
21 | | | undef my %snmpmethods; |
22 | | | |
23 | | | foreach (keys(%args)) { |
24 | | | if ( index($_,"DEV") >= 0) { |
25 | | | ($dev,$maxin,$maxout,$description)=split /,/,$args{$_}; |
26 | | | if ( index($dev,"SNMP\:") >= 0) { |
27 | | | (undef,$host,$interface,$community,$method)=split /:/,$dev; |
28 | | | if (defined $method) { if ($method eq "walk") { $SNMPWALK{$host}=1 }; } |
29 | | | ($dev=$host."_".$interface) =~ s/\./_/g; |
30 | | | if (defined $snmpinterfaces{$host.":".$community}) { |
31 | | | $snmpinterfaces{$host.":".$community}=$snmpinterfaces{$host.":".$community}." ".$interface; |
32 | | | } |
33 | | | else { $snmpinterfaces{$host.":".$community}=$interface; } |
34 | | | } |
35 | | | else { $dev =~ s/:/_/g; } |
36 | | | $maxin{$dev}=$maxin; |
37 | | | $maxout{$dev}=$maxout; |
38 | | | $devin{$dev}="U"; |
39 | | | $devout{$dev}="U"; |
40 | | | $sampletime{$dev}=time; |
41 | | | } |
42 | | | } |
43 | | | |
44 | | | # untested, but very similar to FreeBSD so should work. will test soon. |
45 | | | open(IN,"netstat -ib | grep Link |"); |
46 | | | while(<IN>) { |
47 | | | chomp; |
48 | | | s/[0-9a-f]{2}(:([0-9a-f]{2})){5}//; # remove mac address |
49 | | | ($name, $d, $d, $input, $output)=split; |
50 | | | $devin{$name}=$input; |
51 | | | $devout{$name}=$output; |
52 | | | $sampletime{$name}=time; |
53 | | | } |
54 | | | close(IN); |
55 | | | |
56 | | | # then query SNMP hosts and check interfaces |
57 | | | # |
58 | | | |
59 | | | if (%snmpinterfaces) { |
60 | | | # if ($DEBUGLEVEL >= 6) { print "SNMP defined, checking args...\n"; } |
61 | | | $SNMPGET_CMD=$args{"SNMPGET"}; |
62 | | | $SNMPWALK_CMD=$args{"SNMPWALK"}; |
63 | | | foreach $combined (sort keys %snmpinterfaces) { |
64 | | | ($host,$community)=split /:/,$combined; |
65 | | | $interfaces=$snmpinterfaces{$combined}; |
66 | | | undef @results; |
67 | | | if ( ! defined $SNMPWALK{$host} ) { |
68 | | | if ( ($SNMPGET_CMD ne "") && ($SNMPGET_CMD ne "not configured") ) { |
69 | | | @results=HotSaNICsnmp::snmp_sysbulk($SNMPGET_CMD,$host,$community,".1.3.6.1.2.1.2.2.1.10 .1.3.6.1.2.1.2.2.1.16",$interfaces); } |
70 | | | else { print time,": ",$args{MODNAME},"Can't query SNMP target $host - SNMPGET not configured in global settings!"; } |
71 | | | } |
72 | | | else { |
73 | | | if ( ($SNMPWALK_CMD ne "") && ($SNMPWALK_CMD ne "not configured") ) { |
74 | | | @unfiltered=HotSaNICsnmp::snmp_sysquery($SNMPWALK_CMD,$host,$community,"interfaces","ifInOctets","ifOutOctets"); |
75 | | | foreach $line (@unfiltered) { |
76 | | | # check if interface number is configured |
77 | | | ($interface)=split / /,$line; |
78 | | | if (" $interfaces " =~ / $interface /) { push @results,$line; } |
79 | | | } |
80 | | | } |
81 | | | else { print time,": ",$args{MODNAME},"Can't query SNMP target $host - SNMPGET not configured in global settings!"; } |
82 | | | } |
83 | | | if (defined @results) { |
84 | | | foreach $line (@results) { |
85 | | | $line =~ s/[A-Za-z]*[0-9]*: //g; |
86 | | | ($interface,$input,$output)=split / /,$line; |
87 | | | ($nn=$host."_$interface") =~ s/\./_/g; |
88 | | | $devin{$nn}=$input; |
89 | | | $devout{$nn}=$output; |
90 | | | $sampletime{$name}=time; |
91 | | | } |
92 | | | } |
93 | | | } |
94 | | | } |
95 | | | |
96 | | | foreach $name (keys %maxin) { |
97 | | | |
98 | | | # build new database if needed |
99 | | | # |
100 | | | if (! -e "rrd/$name.rrd" ) { |
101 | | | |
102 | | | # get max. transmission value |
103 | | | # |
104 | | | my $max=$maxin{$name}; |
105 | | | if ($max < $maxout{$name}) { $max=$maxout{$name} }; |
106 | | | |
107 | | | # if max-transmission is not set, assume 100 MBit. |
108 | | | # |
109 | | | if ($max == 0) { $max=12500000; } |
110 | | | system("./makerrd","$name","$max") |
111 | | | } |
112 | | | |
113 | | | # update database |
114 | | | RRDs::update "rrd/$name.rrd",$sampletime{$name}.":".$devin{$name}.":".$devout{$name}; |
115 | | | if ($ERROR = RRDs::error) { print time,": ",$args{MODNAME},": unable to update `$name.rrd': $ERROR\n"; } |
116 | | | } |
117 | | | |
118 | | | } |
119 | | | |
120 | | | 1; |
121 | | | |