printer-multi.pl

   1 #!/usr/bin/perl
   2 use warnings;
   3 use strict;
   4
   5 use SNMP::Multi;
   6 use Data::Dump qw(dump);
   7
   8 my $debug = $ENV{DEBUG} || 0;
   9
  10 my $community = 'public';
  11 my @printers = qw(
  12 10.60.3.15
  13 10.60.3.17
  14
  15 10.60.3.19
  16 10.60.3.21
  17
  18 10.60.3.23
  19 10.60.3.25
  20
  21 10.60.3.27
  22 10.60.3.29
  23
  24 10.60.3.31
  25 10.60.3.33
  26
  27 10.60.3.35
  28 10.60.3.37
  29 );
  30
  31 @printers = @ARGV if @ARGV;
  32
  33 # remove final .1 since we are using bulkwalk to get values!
  34 my %vars = qw[
  35 info                            iso.3.6.1.2.1.1.1.0
  36 name                            iso.3.6.1.2.1.43.5.1.1.16.1
  37 serial                          iso.3.6.1.2.1.43.5.1.1.17.1
  38 pages                           iso.3.6.1.2.1.43.10.2.1.4.1
  39 @message                        iso.3.6.1.2.1.43.18.1.1.8
  40 @consumable_name        iso.3.6.1.2.1.43.11.1.1.6.1
  41 @consumable_max         iso.3.6.1.2.1.43.11.1.1.8.1
  42 @consumable_curr        iso.3.6.1.2.1.43.11.1.1.9.1
  43 @tray_max                       iso.3.6.1.2.1.43.8.2.1.9.1
  44 @tray_capacity          iso.3.6.1.2.1.43.8.2.1.10.1
  45 @tray_name                      iso.3.6.1.2.1.43.8.2.1.13.1
  46 @tray_dim_x                     iso.3.6.1.2.1.43.8.2.1.4.1
  47 @tray_dim_y                     iso.3.6.1.2.1.43.8.2.1.5.1
  48 ];
  49
  50 my $oid2name;
  51 my @vars;
  52 while ( my ($name,$oid) = each %vars ) {
  53         $oid =~ s/\.[0-1]$// if $name !~ /^\@/;
  54         push @vars, [ $oid ];
  55         $oid2name->{$oid} = $name;
  56 }
  57 my @oids = sort { length $a <=> length $b } keys %$oid2name;
  58 warn "# vars = ",dump(@vars) if $debug;
  59
  60 my $sm = SNMP::Multi->new(
  61         Method    => 'bulkwalk',
  62         Community => $community,
  63         Requests  => SNMP::Multi::VarReq->new(
  64                 hosts => [ @printers ],
  65                 vars  => [ @vars ],
  66     ),
  67         Timeout     => 1,
  68         Retries     => 0,
  69 ) or die $SNMP::Multi::error;
  70
  71 warn "# working on: ", join(' ', @printers),$/;
  72
  73 my $resp = $sm->execute() or die $sm->error();
  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 }
 123