/[pxelator]/bin/snmp-printer.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Annotation of /bin/snmp-printer.pl

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Revision 552 - (hide annotations)
Sun Nov 28 20:25:22 2010 UTC (11 years, 8 months ago) by dpavlin
File MIME type: text/plain
File size: 3021 byte(s)
create directories for new printers

1 dpavlin 551 #!/usr/bin/perl
2     use warnings;
3     use strict;
4    
5     # pull info from SNMP enabled printers and dump JSON
6    
7     use SNMP::Multi;
8     use Data::Dump qw(dump);
9 dpavlin 552 use File::Path;
10 dpavlin 551
11 dpavlin 552 my $dir = 'conf/ip';
12 dpavlin 551
13     use JSON;
14     sub save_json {
15     my ( $path, $json ) = @_;
16 dpavlin 552 mkpath "$dir/$path" unless -d "$dir/$path";
17     $path = "$dir/$path/snmp-printer.json";
18     open(my $fh, '>', $path) || die "$path: $!";
19 dpavlin 551 print $fh encode_json $json;
20     close($fh);
21     warn "# $path ", -s $path, " bytes\n";
22     }
23    
24     my $debug = $ENV{DEBUG} || 0;
25    
26     my $community = 'public';
27 dpavlin 552 my @printers = map { s{^conf/ip/([0-9\.]+)/.+$}{$1}; $_ } glob 'conf/ip/*/snmp-printer*';
28 dpavlin 551
29     @printers = @ARGV if @ARGV;
30    
31     # remove final .1 since we are using bulkwalk to get values!
32     my %vars = qw[
33     info iso.3.6.1.2.1.1.1.0
34     name iso.3.6.1.2.1.43.5.1.1.16.1
35     serial iso.3.6.1.2.1.43.5.1.1.17.1
36     pages iso.3.6.1.2.1.43.10.2.1.4.1
37     @message iso.3.6.1.2.1.43.18.1.1.8
38     @consumable_name iso.3.6.1.2.1.43.11.1.1.6.1
39     @consumable_max iso.3.6.1.2.1.43.11.1.1.8.1
40     @consumable_curr iso.3.6.1.2.1.43.11.1.1.9.1
41     @tray_max iso.3.6.1.2.1.43.8.2.1.9.1
42     @tray_capacity iso.3.6.1.2.1.43.8.2.1.10.1
43     @tray_name iso.3.6.1.2.1.43.8.2.1.13.1
44     @tray_dim_x iso.3.6.1.2.1.43.8.2.1.4.1
45     @tray_dim_y iso.3.6.1.2.1.43.8.2.1.5.1
46     ];
47    
48     my $oid2name;
49     my @vars;
50     while ( my ($name,$oid) = each %vars ) {
51     $oid =~ s/\.[0-1]$// if $name !~ /^\@/;
52     push @vars, [ $oid ];
53     $oid2name->{$oid} = $name;
54     }
55     my @oids = sort { length $a <=> length $b } keys %$oid2name;
56     warn "# vars = ",dump(@vars) if $debug;
57    
58     my $sm = SNMP::Multi->new(
59     Method => 'bulkwalk',
60     Community => $community,
61     Requests => SNMP::Multi::VarReq->new(
62     hosts => [ @printers ],
63     vars => [ @vars ],
64     ),
65     Timeout => 1,
66     Retries => 0,
67     ) or die $SNMP::Multi::error;
68    
69     warn "# working on: ", join(' ', @printers),$/;
70    
71     my $resp = $sm->execute() or die $sm->error();
72    
73     my $collected;
74    
75     foreach my $host ( $resp->hosts ) {
76     my $status;
77    
78     foreach my $result ( $host->results ) {
79     if ( $result->error ) {
80     warn "ERROR: $host ", $result->error;
81     next;
82     }
83    
84     warn "## result = ", dump($result) if $debug;
85    
86     foreach my $v ( $result->varlists ) {
87     foreach my $i ( @$v ) {
88     my ( $oid, undef, $val, $fmt ) = @$i;
89     if ( my $name = $oid2name->{$oid} ) {
90     $status->{$name} = $val;
91     } else {
92     my $oid_base;
93     foreach ( @oids ) {
94     my $oid_part = substr($oid,0,length($_));
95     if ( $oid_part eq $_ ) {
96     $oid_base = $oid_part;
97     last;
98     }
99     }
100    
101     my $name = $oid2name->{$oid_base} || die "no name for $oid in ",dump( $oid2name );
102     if ( $name =~ s/^\@// ) {
103     push @{ $status->{$name} }, $val;
104     } else {
105     $status->{$name} = $val;
106     }
107     }
108     }
109     }
110    
111     }
112    
113     foreach my $group ( grep { /\w+_\w+/ } keys %$status ) {
114     my ( $prefix,$name ) = split(/_/,$group,2);
115     foreach my $i ( 0 .. $#{ $status->{$group} } ) {
116     $status->{$prefix}->[$i]->{$name} = $status->{$group}->[$i];
117     }
118     delete $status->{$group};
119     }
120    
121     print "$host = ",dump($status);
122     save_json $host => $status;
123     $collected->{$host} = $status;
124     }
125    

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