mirror of https://github.com/mikaku/Monitorix.git
201 lines
5.1 KiB
Perl
201 lines
5.1 KiB
Perl
#
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# Monitorix - A lightweight system monitoring tool.
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#
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# Copyright (C) 2005-2014 by Jordi Sanfeliu <jordi@fibranet.cat>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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package emailreports;
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use strict;
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use warnings;
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use Monitorix;
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use MIME::Lite;
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use LWP::UserAgent;
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use Exporter 'import';
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our @EXPORT = qw(emailreports_send);
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sub emailreports_send {
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my $myself = (caller(0))[3];
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my ($config, $report, $when, $debug) = @_;
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my $emailreports = $config->{emailreports};
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my $base_cgi = $config->{base_cgi};
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my $imgs_dir = $config->{imgs_dir};
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my $images;
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logger("$myself: sending $report reports.");
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my $uri = URI->new($emailreports->{url_prefix});
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my $hostname = $uri->host;
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my $html = <<"EOF";
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<html>
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<body bgcolor='FFFFFF' vlink='#888888' link='#888888'>
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<table cellspacing='5' cellpadding='0' bgcolor='CCCCCC' border='1'>
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<tr>
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<td bgcolor='777777'>
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<font face='Verdana, sans-serif' color='CCCC00'>
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<font size='5'><b> Host: <b></font>
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</font>
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</td>
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<td bgcolor='FFFFFF'>
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<font face='Verdana, sans-serif' color='000000'>
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<font size='5'><b> $hostname </b></font>
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</font>
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</td>
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<td bgcolor='777777'>
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<font face='Verdana, sans-serif' color='CCCC00'>
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<font size='5'><b> $report <b></font>
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</font>
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</td>
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</tr>
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</table>
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<br>
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EOF
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my $html_footer = <<EOF;
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<p>
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<a href='http://www.monitorix.org'><img src='cid:image_logo' border='0'></a>
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<br>
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<font face='Verdana, sans-serif' color='000000' size='-2'>
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Copyright © 2005-2014 Jordi Sanfeliu
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</font>
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</body>
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</html>
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EOF
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foreach (split(',', $emailreports->{$report}->{graphs})) {
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my $g = trim($_);
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my $n;
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my $e;
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my $ssl = "";
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$ssl = "ssl_opts => {verify_hostname => 0}"
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if lc($config->{accept_selfsigned_certs}) eq "y";
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# generate the graphs and get the html source
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my $url = $emailreports->{url_prefix} . $base_cgi . "/monitorix.cgi?mode=localhost&graph=_$g&when=$when&color=white";
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my $ua = LWP::UserAgent->new(timeout => 30, $ssl);
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my $response = $ua->request(HTTP::Request->new('GET', $url));
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if(!$response->is_success) {
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logger("$myself: " . $response->status_line);
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$html .= "<pre>\n";
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$html .= $response->status_line;
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$html .= "</pre>\n";
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}
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my $data = $response->content;
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$e = 0;
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foreach ($data =~ /<!-- graph table begins -->/gi) {
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$data =~ s/\n/@@@/g;
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(my $graph) = $data =~ m/<!-- graph table begins -->@@@(.*?)<!-- graph table ends -->/;
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if(!$graph) {
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logger("$myself: unable to retrieve graphs from '$g'. It's enabled?");
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next;
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}
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$graph =~ s/@@@/\n/g;
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$graph =~ s/<a href=.*?>//g;
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$graph =~ s/><\/a>/>/g;
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# get the images
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my @tmp = ();
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$n = 1;
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foreach (split('\n', $graph)) {
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if(/<img src=/) {
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push(@tmp, "<img src='cid:image_$g$e$n' border='0'>");
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$images->{"image_$g$n"} = "";
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($url) = $_ =~ m/<img src='(.*?)' /;
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$response = $ua->request(HTTP::Request->new('GET', $url));
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$images->{"image_$g$e$n"} = $response->content;
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$n++;
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} else {
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push(@tmp, $_);
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}
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}
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$html .= join("\n", @tmp);
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$html .= "<br>";
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# addendum data included in report
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if($emailreports->{$report}->{addendum_script}) {
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$html .= <<"EOF";
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<table cellspacing='5' cellpadding='0' width='1' bgcolor='CCCCCC' border='1'>
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<tr>
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<td bgcolor='777777'>
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<font face='Verdana, sans-serif' color='CCCC00'>
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<b> Addendum data <b>
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</font>
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</td>
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</tr>
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<tr>
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<td bgcolor='FFFFFF'>
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EOF
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$html .= `$emailreports->{$report}->{addendum_script}`;
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$html .= "\n";
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$html .= " </td>\n";
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$html .= " </tr>\n";
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$html .= "</table>\n";
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}
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$data =~ s/<!-- graph table begins -->.*?<!-- graph table ends -->//;
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$e++;
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}
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}
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$html .= $html_footer;
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# create the multipart container and add attachments
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foreach (split(',', $emailreports->{$report}->{to})) {
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my $to = trim($_);
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my $msg = new MIME::Lite(
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From => $emailreports->{from_address},
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To => $to,
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Subject => "Monitorix: '$report' Report",
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Type => "multipart/related",
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Organization => "Monitorix",
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);
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$msg->attach(
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Type => 'text/html',
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Data => $html,
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);
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$msg->attach(
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Type => 'image/png',
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Id => 'image_logo',
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Path => $config->{base_dir} . $config->{logo_bottom},
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);
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while (my ($key, $val) = each(%{$images})) {
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$msg->attach(
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Type => 'image/png',
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Id => $key,
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Data => $val,
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);
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}
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$msg->send('smtp', $emailreports->{smtp_hostname}, Timeout => 60);
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logger("\t$myself: to: $to") if $debug;
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}
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}
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1;
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