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dpavlin |
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#!/usr/bin/perl |
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use warnings; |
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use strict; |
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# pull info from SNMP enabled printers and dump JSON |
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use SNMP::Multi; |
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use Data::Dump qw(dump); |
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use File::Path; |
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my $dir = 'conf/ip'; |
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use JSON; |
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sub save_json { |
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my ( $path, $json ) = @_; |
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mkpath "$dir/$path" unless -d "$dir/$path"; |
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$path = "$dir/$path/snmp-printer.json"; |
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open(my $fh, '>', $path) || die "$path: $!"; |
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print $fh encode_json $json; |
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close($fh); |
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warn "# $path ", -s $path, " bytes\n"; |
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} |
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my $debug = $ENV{DEBUG} || 0; |
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my $community = 'public'; |
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my @printers = map { s{^conf/ip/([0-9\.]+)/.+$}{$1}; $_ } glob 'conf/ip/*/snmp-printer*'; |
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@printers = @ARGV if @ARGV; |
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# remove final .1 since we are using bulkwalk to get values! |
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my %vars = qw[ |
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info iso.3.6.1.2.1.1.1.0 |
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name iso.3.6.1.2.1.43.5.1.1.16.1 |
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serial iso.3.6.1.2.1.43.5.1.1.17.1 |
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pages iso.3.6.1.2.1.43.10.2.1.4.1 |
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@message iso.3.6.1.2.1.43.18.1.1.8 |
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@consumable_name iso.3.6.1.2.1.43.11.1.1.6.1 |
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@consumable_max iso.3.6.1.2.1.43.11.1.1.8.1 |
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@consumable_curr iso.3.6.1.2.1.43.11.1.1.9.1 |
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@tray_max iso.3.6.1.2.1.43.8.2.1.9.1 |
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@tray_capacity iso.3.6.1.2.1.43.8.2.1.10.1 |
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@tray_name iso.3.6.1.2.1.43.8.2.1.13.1 |
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@tray_dim_x iso.3.6.1.2.1.43.8.2.1.4.1 |
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@tray_dim_y iso.3.6.1.2.1.43.8.2.1.5.1 |
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]; |
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my $oid2name; |
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my @vars; |
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while ( my ($name,$oid) = each %vars ) { |
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$oid =~ s/\.[0-1]$// if $name !~ /^\@/; |
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push @vars, [ $oid ]; |
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$oid2name->{$oid} = $name; |
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} |
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my @oids = sort { length $a <=> length $b } keys %$oid2name; |
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warn "# vars = ",dump(@vars) if $debug; |
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my $sm = SNMP::Multi->new( |
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Method => 'bulkwalk', |
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Community => $community, |
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Requests => SNMP::Multi::VarReq->new( |
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hosts => [ @printers ], |
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vars => [ @vars ], |
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), |
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Timeout => 1, |
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Retries => 0, |
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) or die $SNMP::Multi::error; |
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warn "# working on: ", join(' ', @printers),$/; |
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my $resp = $sm->execute() or die $sm->error(); |
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my $collected; |
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foreach my $host ( $resp->hosts ) { |
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my $status; |
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foreach my $result ( $host->results ) { |
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if ( $result->error ) { |
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warn "ERROR: $host ", $result->error; |
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next; |
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} |
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warn "## result = ", dump($result) if $debug; |
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foreach my $v ( $result->varlists ) { |
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foreach my $i ( @$v ) { |
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my ( $oid, undef, $val, $fmt ) = @$i; |
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if ( my $name = $oid2name->{$oid} ) { |
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$status->{$name} = $val; |
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} else { |
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my $oid_base; |
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foreach ( @oids ) { |
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my $oid_part = substr($oid,0,length($_)); |
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if ( $oid_part eq $_ ) { |
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$oid_base = $oid_part; |
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last; |
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} |
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} |
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my $name = $oid2name->{$oid_base} || die "no name for $oid in ",dump( $oid2name ); |
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if ( $name =~ s/^\@// ) { |
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push @{ $status->{$name} }, $val; |
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} else { |
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$status->{$name} = $val; |
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} |
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} |
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} |
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} |
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} |
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foreach my $group ( grep { /\w+_\w+/ } keys %$status ) { |
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my ( $prefix,$name ) = split(/_/,$group,2); |
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foreach my $i ( 0 .. $#{ $status->{$group} } ) { |
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$status->{$prefix}->[$i]->{$name} = $status->{$group}->[$i]; |
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} |
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delete $status->{$group}; |
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} |
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print "$host = ",dump($status); |
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save_json $host => $status; |
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$collected->{$host} = $status; |
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} |
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