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#!/usr/bin/env perl
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use warnings;
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use strict;
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use version ; our $VERSION = 'v4.0.0';
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# Debian software module for sysinfo client
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# Author: R. W. Rodolico
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# Date: 2016-04-08
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#
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# gets information on software on systems with dpkg on them (Debian)
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#
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# Revision History
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#
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# 20250330 v4.0.0 Rodolico
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# Modified for v4 of sysinfo_client, using extended tests for modules, files used and operating systems
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# Underlying code remains unchanged
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#
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# find our location and use it for searching for libraries
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BEGIN {
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use FindBin;
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use File::Spec;
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# prepend the bin directory and its parent
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use lib File::Spec->catdir($FindBin::Bin), File::Spec->catdir("$FindBin::Bin/..");
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eval( 'use library;' );
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die sprintf( "Could not find library.pm in %s, INC is %s\n", __FILE__, join( "\n", @INC ) ) if $@;
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}
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#####
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##### Change these to match your needs
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#####
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# Make this a list of all the modules we are going to use. You can replace undef with the version you need, if you like
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my $modulesList = {
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'Data::Dumper' => undef,
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};
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# hash of commands that are needed for the system. key is the name of the command and, in some cases, the value will become
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# the full path (from which or where)
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my $commandsList = {
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'dpkg' => undef,
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'grep' => undef,
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};
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# list of operating systems this module can be used on.
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my $osList = {
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'linux' => undef,
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};
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# the category the return data should go into. See sysinfo for a list
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my $CATEGORY = 'software';
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#####
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##### End of required
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#####
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# some variables needed for our system
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my $errorPrepend = 'error: in ' . __FILE__; # this is prepended to any error messages
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my @out; # temporary location for each line of output
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# Try to load the modules we need. If we can not, then make a list of missing modules for error message.
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for my $module ( keys %$modulesList ) {
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eval ( "use $module;" );
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push @out, "$errorPrepend Could not load $module" if $@;
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}
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if ( ! @out && ! checkOS ( $osList ) ) { # check if we are on an acceptible operating system
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push @out, "$errorPrepend Invalid Operating System";
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}
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if ( !@out && ! validCommandOnSystem ( $commandsList ) ) {
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push @out, "$errorPrepend Can not find some commands needed";
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}
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if ( !@out ) { # we made it, we have everything, so do the processing
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#####
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##### Your code starts here. Remember to push all output onto @out
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#####
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my @packages = split( "\n", qx(dpkg -l | grep ^i) );
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chomp @packages;
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for ( my $i = 0; $i < @packages; $i++ ) {
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utf8::encode( $packages[$i] );
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my ($status,$package, $version, @description) = split ' ', $packages[$i];
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push @out, "$CATEGORY\t$package\tversion\t$version";
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push @out, "$CATEGORY\t$package\tdescription\t" . join(" ", @description);
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}
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#####
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##### Your code ends here.
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#####
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}
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# If we are testing from the command line (caller is undef), print the results for debugging
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print join( "\n", @out ) . "\n" unless caller;
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# called by do, which has a value of the last assignment made, so make the assignment. The equivilent of a return
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my $return = join( "\n", @out );
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