mirror of https://github.com/mikaku/Monitorix.git
967 lines
30 KiB
Perl
Executable File
967 lines
30 KiB
Perl
Executable File
#!/usr/bin/env perl
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#
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# Monitorix - A lightweight system monitoring tool.
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#
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# Copyright (C) 2005-2022 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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require 5.006;
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use strict;
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use warnings;
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use FindBin qw($Bin);
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use lib $Bin . "/lib", "/usr/lib/monitorix";
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use Monitorix;
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use POSIX qw(WNOHANG LC_TIME setlocale uname pause setsid);
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use Config::General;
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use Getopt::Std;
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use Cwd qw(abs_path);
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use Fcntl qw(:flock);
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# Force a standard locale
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$ENV{LANG} = "";
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setlocale(LC_TIME, "C");
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$SIG{'INT' } = 'INT_handler';
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$SIG{'ABRT'} = 'INT_handler';
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$SIG{'QUIT'} = 'INT_handler';
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$SIG{'TRAP'} = 'INT_handler';
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$SIG{'STOP'} = 'INT_handler';
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$SIG{'TERM'} = 'INT_handler';
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$SIG{'HUP' } = 'HUP_handler';
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use constant VERSION => "3.16.0";
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use constant RELDATE => "27-Nov-2024";
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my @suppsys = ("Linux", "FreeBSD", "OpenBSD", "NetBSD");
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our %config;
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our %options;
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sub INT_handler {
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my ($signal) = @_;
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logger("SIG$signal caught.");
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flush_accounting_rules(\%config, $options{d}) unless $options{u};
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if(lc($config{httpd_builtin}->{enabled} || "") eq "y") {
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kill(15, $config{httpd_pid});
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}
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logger("Exiting.");
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exit(0);
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}
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sub HUP_handler {
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my ($signal) = @_;
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my $myself = (caller(0))[3];
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return if $options{n}; # only continue if it's a daemon
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my (undef, undef, $uid) = getpwnam($config{httpd_builtin}->{user});
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my (undef, undef, $gid) = getgrnam($config{httpd_builtin}->{group});
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logger("SIG$signal caught.");
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# upon receiving SIGHUP a new logfile is opened
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if($config{log_file}) {
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close(STDOUT);
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close(STDERR);
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open(STDOUT, ">> $config{log_file}") || logger("Can't write to LOG: $!");
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open(STDERR, ">> $config{log_file}") || logger("Can't write to LOG: $!");
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chmod(0600, $config{log_file});
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logger("$myself: opening a new log file.");
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}
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# restart HTTP built-in
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if(lc($config{httpd_builtin}->{enabled} || "") eq "y") {
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if(defined($config{httpd_pid})) {
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require HTTPServer;
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kill(15, $config{httpd_pid});
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kill(9, $config{httpd_pid});
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httpd_setup(\%config, $options{u});
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logger("Restarted HTTP built-in server (pid $config{httpd_pid}).") if (defined($config{httpd_pid}));
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}
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}
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}
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sub daemonize {
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if($config{log_file}) {
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open(STDIN, "< /dev/null") || die "Can't read /dev/null: $!";
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open(STDOUT, ">> $config{log_file}") || die "Can't write to LOG: $!";
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}
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umask(022) || die "Unable to umask 022: $!";
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exit if fork(); # parent exits
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(setsid() != -1) || die "Can't start a new session: $!";
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if($config{log_file}) {
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open(STDERR, ">> $config{log_file}") || die "Can't write to LOG: $!";
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}
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}
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sub usage {
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print(STDERR << "EOF");
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Usage: monitorix -c configfile [-p pidfile] [-d none | graph[,graph] | all ] [-v] [-n] [-u] [-s splitpolicy] [-e report=<timeframe>,graphs=<graph>[,<graph>,...],to=<email>]
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EOF
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exit(1);
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}
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sub create_index {
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my $myself = (caller(0))[3];
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my $n;
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my $gname;
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my $piwik_code = "";
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my ($piwik_url, $piwik_sid, $piwik_img);
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my $text_when_all;
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my $value_when_all;
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my $when_all_code = "";
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# keep backwards compatibility for v3.2.1 and less
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if(ref($config{theme}) ne "HASH") {
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logger("$myself: WARNING: the <theme> option is not valid. Please consider upgrading your configuration file. Defaulting to white theme.");
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delete($config{theme});
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$config{theme}->{white}->{main_bg} = "FFFFFF";
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$config{theme}->{white}->{main_fg} = "000000";
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$config{theme}->{white}->{title_bg} = "777777";
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$config{theme}->{white}->{title_fg} = "CCCC00";
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$config{theme}->{white}->{graph_bg} = "CCCCCC";
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$config{theme_color} = "white";
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}
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my $theme = $config{theme_color} || "white";
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if(!$config{theme}->{$theme}) {
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logger("$myself: ERROR: invalid value in 'theme_color' option. Defaulting to white theme.");
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$theme = $config{theme_color} = "white";
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}
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# Default option in 'Graph' list when 'All' is selected in 'Hostname' list.
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#
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# The following small JavaScript function is intended to avoid to select to view
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# accidentally (unless explicitly selected by the user) a huge amount of remote
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# images that will hang the browser for a while.
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$text_when_all = $config{multihost}->{default_option_when_all} || "";
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$text_when_all = "System load" if !$text_when_all;
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my @match = grep { $config{graphs}{$_} eq $text_when_all } keys %{$config{graphs}};
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$value_when_all = $match[0] || "";
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if(!$value_when_all) {
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logger("$myself: ERROR: invalid value in 'default_option_when_all' option ('$text_when_all').");
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$value_when_all = "_system1";
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}
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$when_all_code = <<"EOF";
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<!-- Default option code when 'All' is selected in 'Hostname' list -->
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<script type="text/javascript">
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function auto_select() {
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var host = document.getElementById("hostname");
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var h = host.options[host.selectedIndex].text;
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var graph = document.getElementById("graph");
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var g = graph.options[graph.selectedIndex].text;
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if(h == "All" && g == "All graphs") {
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document.getElementById("graph").value = "$value_when_all";
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}
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return true;
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}
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</script>
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<!-- End Default option code when 'All' is selected in 'Hostname' list -->
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EOF
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# Piwik tracking code
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if(lc($config{piwik_tracking}->{enabled} || "") eq "y") {
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$piwik_url = $config{piwik_tracking}->{url} || "";
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$piwik_sid = $config{piwik_tracking}->{sid} || "";
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$piwik_img = $config{piwik_tracking}->{img} || "";
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$piwik_code = <<"EOF";
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<!-- Piwik -->
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<script type="text/javascript">
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var _paq = _paq || [];
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_paq.push(['trackPageView']);
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_paq.push(['enableLinkTracking']);
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(function() {
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var u=(("https:" == document.location.protocol) ? "https" : "http") + "$piwik_url";
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_paq.push(['setTrackerUrl', u+'piwik.php']);
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_paq.push(['setSiteId', $piwik_sid]);
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var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0]; g.type='text/javascript';
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g.defer=true; g.async=true; g.src=u+'piwik.js';
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s.parentNode.insertBefore(g,s);
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})();
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</script>
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<noscript>
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<p><img src="$piwik_img" style="border:0;" alt=""/></p>
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</noscript>
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<!-- End Piwik Code -->
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EOF
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}
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# force to only one trailing slash
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(my $base_url = $config{base_url}) =~ s/\/*$/\//;
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(my $base_cgi = $config{base_cgi}) =~ s/\/*$/\//;
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if(!open(OUT, "> $config{base_dir}/index.html")) {
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die "Unable to create '${config{base_dir}}index.html': $!";
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}
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my $css = sprintf("%scss/%s.css", $base_url, $theme);
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print(OUT <<EOF);
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<!DOCTYPE html "-//W3C//DTD HTML 4.01 Final//EN">
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<html>
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<head>
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<title>$config{title}</title>
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<link rel="shortcut icon" href="$base_url$config{favicon}">
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<link href="$css" rel="stylesheet">
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</head>
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<body class="index-body">
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$piwik_code
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$when_all_code
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<center>
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<p>
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<br>
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<table class='startpage-header-table'>
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<tr>
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<td class='startpage-header-table'>
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<a href="$config{logo_top_url}"><img src="$base_url$config{logo_top}" border="0"></a>
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</td>
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</tr>
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<tr>
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<td class='startpage-header-table'>
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<h2 align="right">v@{[VERSION]}</h2>
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</td>
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</tr>
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</table>
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<p>
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<form action="${base_cgi}monitorix.cgi" method="get">
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<table>
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<tr>
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<td class='td-title'>
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<b> Hostname </b>
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</td>
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<td class='td-title'>
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<b> Graph </b>
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</td>
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</tr>
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<tr>
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EOF
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print(OUT " <td>\n");
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print(OUT " <select name='mode' size='1' id='hostname' onchange='auto_select()'>\n");
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print(OUT " <optgroup label='Local Host'>\n");
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print(OUT " <option value='localhost'>localhost</option>\n");
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print(OUT " </optgroup>\n");
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if(scalar(my @remotehost_list = split(',', $config{multihost}->{remotehost_list})) && lc($config{multihost}->{enabled} || "") eq "y") {
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print(OUT " <optgroup label='Multihost'>\n");
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print(OUT " <option value='multihost.all'>All</option>\n");
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for($n = 0; $n < scalar(@remotehost_list); $n++) {
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print(OUT " <option value='multihost.$n'>" . trim($remotehost_list[$n]) . "</option>\n");
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}
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print(OUT " </optgroup>\n");
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if(lc($config{multihost}->{groups} || "") eq "y" ) {
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my @remotegroup_list = split(',', $config{multihost}->{remotegroup_list});
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print(OUT " <optgroup label='Multihost-Groups'>\n");
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print(OUT " <option value='multihost.group'>All Groups</option>\n");
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for($n = 0; $n < scalar(@remotegroup_list); $n++) {
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print(OUT " <option value='multihost.group$n'>" . trim($remotegroup_list[$n]) . "</option>\n");
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}
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print(OUT " </optgroup>\n");
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}
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}
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if(scalar(my @tal = split(',', $config{traffacct}->{list})) && lc($config{traffacct}->{enabled} || "") eq "y") {
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print(OUT " <optgroup label='Traffic Accounting'>\n");
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print(OUT " <option value='traffacct.all'>All</option>\n");
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for($n = 0; $n < scalar(@tal); $n++) {
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print(OUT " <option value='traffacct.$n'>" . trim($tal[$n]) . "</option>\n");
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}
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print(OUT " </optgroup>\n");
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}
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print(OUT " </select>\n");
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print(OUT " </td>\n");
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print(OUT " <td>\n");
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print(OUT " <select name='graph' size='1' id='graph'>\n");
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print(OUT " <option value='all'>All graphs</option>\n");
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foreach (split(',', $config{graph_name})) {
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my $g = trim($_);
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if(lc($config{graph_enable}->{$g} || "") eq "y") {
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print(OUT " <optgroup label='" . $config{graph_title}->{$g} . "'>\n");
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if($g eq "proc") {
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for($n = 0; $n < $config{proc}->{max}; $n++) {
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$gname = "_" . $g;
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print(OUT " <option value='" . $gname . $n . "'>" . $config{graphs}->{$gname} . " " . $n . "</option>\n");
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}
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next;
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}
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if($g eq "gensens") {
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for($n = 0; $n < keys %{$config{gensens}->{list}}; $n++) {
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my $name = trim($config{gensens}->{title}->{$n});
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$gname = "_" . $g;
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print(OUT " <option value='" . $gname . $n . "'>" . $name . "</option>\n");
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}
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next;
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}
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if($g eq "ipmi") {
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for($n = 0; $n < scalar(my @ipmi_list = split(',', $config{ipmi}->{list})); $n++) {
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my $name = trim($ipmi_list[$n]);
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$gname = "_" . $g;
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print(OUT " <option value='" . $gname . $n . "'>" . $name . "</option>\n");
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}
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next;
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}
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if($g eq "ambsens") {
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for($n = 0; $n < scalar(my @ambsens_list = split(',', $config{ambsens}->{list})); $n++) {
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my $name = trim($ambsens_list[$n]);
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$gname = "_" . $g;
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print(OUT " <option value='" . $gname . $n . "'>" . $name . "</option>\n");
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}
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next;
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}
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if($g eq "fs" || $g eq "process") {
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$n = 0;
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foreach my $k (sort keys %{$config{graphs}}) {
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if($k =~ m/$g/) {
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$gname = "_" . $g . ++$n;
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my $gname2 = "_" . $g . "0" . $n;
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if($config{graphs}->{$gname}) {
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print(OUT " <option value='" . $gname2 ."'>" . $config{graphs}->{$gname} . "</option>\n");
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}
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}
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}
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next;
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}
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if($g eq "du") {
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for($n = 0; $n < scalar(my @du_list = split(',', $config{du}->{list})); $n++) {
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my $name = trim($du_list[$n]);
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$gname = "_" . $g;
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print(OUT " <option value='" . $gname . $n . "'>" . $name . "</option>\n");
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}
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next;
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}
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if($g eq "net") {
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my $n2;
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for($n = 0; $n < scalar(my @nl = split(',', $config{net}->{list})); $n++) {
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$gname = "_" . $g;
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for($n2 = 1; $n2 <= 3; $n2++) {
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my $str = trim($nl[$n]) . " " . $config{graphs}->{$gname . $n2};
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print(OUT " <option value='" . $gname . $n . $n2 . "'>" . $str . "</option>\n");
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}
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}
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next;
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}
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if($g eq "serv") {
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for($n = 0; $n < scalar(my @serv_list = (sort keys %{$config{serv}->{list}})); $n++) {
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my $name = trim($serv_list[$n]);
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$gname = "_" . $g;
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print(OUT " <option value='" . $gname . $n . "'>" . $name . "</option>\n");
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}
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next;
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}
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if($g eq "port") {
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for($n = 0; $n < $config{port}->{max} && $n < scalar(my @port_list = split(',', $config{port}->{list})); $n++) {
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my $num = trim($port_list[$n]);
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if(!$config{port}->{desc}->{$num}) {
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logger("$myself: port number '$num' listed but not defined.");
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next;
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}
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my $name = trim((split(',', $config{port}->{desc}->{$num}))[0]);
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my $pcon = trim((split(',', $config{port}->{desc}->{$num}))[2]);
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$gname = "_" . $g;
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foreach my $c (split('/', $pcon)) {
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$c = uc(trim($c));
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print(OUT " <option value='" . $gname . $n . "'>" . $config{graphs}->{$gname} . " " . $num . " (" . $c . "-" . $name . ")" . "</option>\n");
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}
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}
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next;
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}
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if($g eq "fail2ban") {
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for($n = 0; $n < scalar(my @fail2ban_list = split(',', $config{fail2ban}->{list})); $n++) {
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my $name = trim($fail2ban_list[$n]);
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$gname = "_" . $g;
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print(OUT " <option value='" . $gname . $n . "'>" . $name . "</option>\n");
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}
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next;
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}
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$n = 0;
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foreach my $k (sort keys %{$config{graphs}}) {
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if($k =~ m/$g/) {
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$gname = "_" . $g . ++$n;
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if($config{graphs}->{$gname}) {
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print(OUT " <option value='" . $gname ."'>" . $config{graphs}->{$gname} . "</option>\n");
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}
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}
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}
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print(OUT " </optgroup>\n");
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}
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}
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print(OUT " </select>\n");
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print(OUT " </td>\n");
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print(OUT <<EOF);
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</tr>
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</table>
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<p>
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<table>
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<tr>
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EOF
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if(lc($config{enable_hourly_view} || "") eq "y" ) {
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print(OUT <<EOF);
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<td class='td-title'>
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<label>
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<input type="radio" name="when" value="1hour">
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<b>Hourly </b>
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</label>
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</td>
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EOF
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}
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print(OUT <<EOF);
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<td class='td-title'>
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<label>
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<input type="radio" checked name="when" value="1day">
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<b>Daily </b>
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</label>
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</td>
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<td class='td-title'>
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<label>
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<input type="radio" name="when" value="1week">
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<b>Weekly </b>
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</label>
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</td>
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<td class='td-title'>
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<label>
|
|
<input type="radio" name="when" value="1month">
|
|
<b>Monthly </b>
|
|
</label>
|
|
</td>
|
|
<td class='td-title'>
|
|
<label>
|
|
<input type="radio" name="when" value="1year">
|
|
<b>Yearly </b>
|
|
</label>
|
|
</td>
|
|
</tr>
|
|
EOF
|
|
|
|
if($config{max_historic_years} > 1) {
|
|
print(OUT " <tr>\n");
|
|
}
|
|
for($n = 2; $n <= $config{max_historic_years}; $n++) {
|
|
if($n > 2 && (($n - 2) % 4) == 0) {
|
|
print(OUT " </tr>\n");
|
|
print(OUT " <tr>\n");
|
|
}
|
|
print(OUT <<EOF);
|
|
<td class='td-title'>
|
|
<label>
|
|
<input type="radio" name="when" value="${n}year">
|
|
<b>$n Years </b>
|
|
</label>
|
|
</td>
|
|
EOF
|
|
}
|
|
if($config{max_historic_years} > 1) {
|
|
print(OUT " </tr>\n");
|
|
}
|
|
|
|
print(OUT <<EOF);
|
|
</table>
|
|
<p>
|
|
<input type="hidden" name="color" value="$theme">
|
|
<input type="submit" value=" Ok ">
|
|
</form>
|
|
</center>
|
|
</body>
|
|
</html>
|
|
EOF
|
|
close(OUT);
|
|
}
|
|
|
|
|
|
# Main
|
|
# ----------------------------------------------------------------------------
|
|
getopts("c:p:d:vnus:e:", \%options) || usage();
|
|
|
|
if($options{v}) {
|
|
print("Monitorix version " . VERSION . " (" . RELDATE . ")\n");
|
|
print("by Jordi Sanfeliu <jordi\@fibranet.cat>\n");
|
|
print("https://www.monitorix.org/\n\n");
|
|
exit(0);
|
|
}
|
|
if(!$options{c}) {
|
|
usage();
|
|
exit(1);
|
|
}
|
|
$options{c} = (abs_path($options{c}) || $options{c}) unless $^V lt 5.6.2;
|
|
if(!stat($options{c})) {
|
|
die "Can't open file '$options{c}': $!";
|
|
}
|
|
|
|
# load main configuration file
|
|
$options{s} = "guess" if !defined($options{s});
|
|
my $conf = new Config::General(
|
|
-ConfigFile => $options{c},
|
|
-SplitPolicy => $options{s},
|
|
);
|
|
%config = $conf->getall;
|
|
$config{debug} = ();
|
|
$config{func_update} = ();
|
|
|
|
# get the current OS and kernel version and check its support
|
|
my $release;
|
|
($config{os}, undef, $release) = uname();
|
|
if(!($release =~ m/^(\d+)\.(\d+)/)) {
|
|
die "FATAL: unable to get the kernel version.";
|
|
}
|
|
$config{kernel} = "$1.$2";
|
|
|
|
if(!grep {$_ eq $config{os}} @suppsys) {
|
|
die "FATAL: your operating system ($config{os}) is not supported.";
|
|
}
|
|
|
|
if(grep {$_ eq $config{os}} ("FreeBSD", "OpenBSD", "NetBSD")) {
|
|
$SIG{'CHLD'} = 'DEFAULT';
|
|
}
|
|
|
|
$0 = sprintf("%s %s%s%s%s%s%s",
|
|
$^V lt 5.6.2 ? "monitorix" : abs_path($0),
|
|
$options{c} ? "-c $options{c}" : "",
|
|
$options{p} ? " -p $options{p}" : "",
|
|
$options{d} ? " -d $options{d}" : "",
|
|
$options{v} ? " -v" : "",
|
|
$options{n} ? " -n" : "",
|
|
$options{u} ? " -u" : "");
|
|
|
|
daemonize() unless $options{n};
|
|
logger("Starting Monitorix version " . VERSION . " (pid $$).");
|
|
logger("Loaded main configuration file '$options{c}'.");
|
|
|
|
# save the pidfile
|
|
if($options{p}) {
|
|
$options{p} = abs_path($options{p});
|
|
open(OUT, "> $options{p}")
|
|
|| die "Could not open '$options{p}' for writing: $!";
|
|
print(OUT "$$");
|
|
close(OUT);
|
|
}
|
|
|
|
# change to a safety directory
|
|
unless(chdir("/tmp")) {
|
|
die "Can't chdir to /tmp: $!";
|
|
}
|
|
|
|
if($options{d}) {
|
|
if($options{d} ne "none" && $options{d} ne "all") {
|
|
@{$config{debug}} = split(',', $options{d});
|
|
foreach my $t (@{$config{debug}}) {
|
|
if(!grep {trim($_) eq $t} (split(',', $config{graph_name} . ", traffacct, emailreports"))) {
|
|
die "Invalid debug key '$t'";
|
|
}
|
|
}
|
|
}
|
|
logger("Entering in debug mode.");
|
|
logger("Changed process name to '$0'.");
|
|
}
|
|
|
|
# load additional configuration files
|
|
if($config{include_dir} && opendir(DIR, $config{include_dir})) {
|
|
my @files = grep { !/^[.]/ } readdir(DIR);
|
|
closedir(DIR);
|
|
foreach my $c (sort @files) {
|
|
next unless -f $config{include_dir} . "/$c";
|
|
next unless $c =~ m/\.conf$/;
|
|
logger("Loading extra configuration file '$config{include_dir}/$c'.");
|
|
my $conf_inc = new Config::General(
|
|
-ConfigFile => $config{include_dir} . "/$c",
|
|
-SplitPolicy => $options{s},
|
|
);
|
|
my %config_inc = $conf_inc->getall;
|
|
while(my ($key, $val) = each(%config_inc)) {
|
|
if(ref($val) eq "HASH") {
|
|
# two level options (a subsection)
|
|
while(my ($key2, $val2) = each(%{$val})) {
|
|
# delete first this whole subsection
|
|
delete($config{$key}->{$key2});
|
|
if(ref($val2) eq "HASH") {
|
|
# three level options (a subsubsection)
|
|
while(my ($key3, $val3) = each(%{$val2})) {
|
|
$config{$key}->{$key2}->{$key3} = $val3;
|
|
delete $config_inc{$key}->{$key2}->{$key3};
|
|
}
|
|
next;
|
|
}
|
|
$config{$key}->{$key2} = $val2;
|
|
delete $config_inc{$key}->{$key2};
|
|
}
|
|
next;
|
|
}
|
|
# graph_name option is special
|
|
#if($key eq "graph_name") {
|
|
# $config{graph_name} .= ", $val";
|
|
# delete $config_inc{$key};
|
|
# next;
|
|
#}
|
|
if($key eq "additional_graph_name") {
|
|
$config{graph_name} .= ", $val";
|
|
delete $config_inc{$key};
|
|
next;
|
|
}
|
|
# one level options
|
|
$config{$key} = $val;
|
|
delete $config_inc{$key};
|
|
}
|
|
}
|
|
} else {
|
|
logger("Can't read directory '$config{include_dir}'. $!")
|
|
if $config{include_dir};
|
|
}
|
|
|
|
# make sure that some options are correctly defined
|
|
die "ERROR: 'base_dir' option does not exist.\n" if(!defined($config{base_dir}));
|
|
die "ERROR: 'base_lib' option does not exist.\n" if(!defined($config{base_lib}));
|
|
die "ERROR: 'base_url' option does not exist.\n" if(!defined($config{base_url}));
|
|
die "ERROR: 'base_cgi' option does not exist.\n" if(!defined($config{base_cgi}));
|
|
|
|
if(!$config{max_historic_years}) {
|
|
logger("WARNING: the 'max_historic_years' option doesn't exist. Please consider upgrading your configuration file.");
|
|
$config{max_historic_years} = 1;
|
|
}
|
|
if(!$config{net}->{max}) {
|
|
logger("WARNING: the 'max' option in 'net.pm' doesn't exist. Please consider upgrading your configuration file.");
|
|
$config{net}->{max} = 10;
|
|
}
|
|
if(!$config{global_zoom}) {
|
|
logger("WARNING: the 'global_zoom' option is not valid or doesn't exist. Please consider upgrading your configuration file.");
|
|
# it's set in 'monitorix.cgi'
|
|
}
|
|
if(!$config{image_format}) {
|
|
logger("WARNING: the 'image_format' option is not valid or doesn't exist. Please consider upgrading your configuration file.");
|
|
# it's set in 'monitorix.cgi'
|
|
}
|
|
if(!defined($config{logo_top_url})) {
|
|
logger("WARNING: the 'logo_top_url' option doesn't exist. Please consider upgrading your configuration file.");
|
|
$config{logo_top_url} = "https://www.monitorix.org/";
|
|
}
|
|
if(lc($config{httpd_builtin}->{enabled} || "") eq "y" && !$config{httpd_builtin}->{autocheck_responsiveness}) {
|
|
logger("WARNING: the 'autocheck_responsiveness' option is not valid or doesn't exist. Please consider upgrading your configuration file.");
|
|
$config{httpd_builtin}->{autocheck_responsiveness} = "y";
|
|
}
|
|
if(lc($config{multihost}->{enabled} || "") eq "y" && !$config{multihost}->{default_option_when_all}) {
|
|
logger("WARNING: the 'default_option_when_all' option is not valid or doesn't exist. Please consider upgrading your configuration file.");
|
|
$config{multihost}->{default_option_when_all} = "System load";
|
|
}
|
|
if(!$config{use_external_firewall}) {
|
|
$config{use_external_firewall} = "n";
|
|
}
|
|
|
|
# one-shot for the 'emailreports' module
|
|
if($options{e}) {
|
|
my $em_report;
|
|
my $em_graphs;
|
|
my $em_to;
|
|
my $em_when;
|
|
|
|
foreach (split(',', $options{e})) {
|
|
my $em = trim($_);
|
|
if($em =~ m/^report=(hourly|daily|weekly|monthly|yearly)$/) {
|
|
$em_report=$1;
|
|
}
|
|
if($em =~ m/^graphs=(\S+)$/) {
|
|
$em_graphs=$1;
|
|
$em_graphs =~ s/\+/\,/g;
|
|
}
|
|
if($em =~ m/^to=(\S+)$/) {
|
|
$em_to=$1;
|
|
}
|
|
}
|
|
die "Invalid or not defined time frame in 'report='." unless $em_report;
|
|
die "Unspecified graph names in 'graphs='." unless $em_graphs;
|
|
die "Unspecified destination email address in 'to='." unless $em_to;
|
|
|
|
my $emailreports = $config{emailreports};
|
|
$emailreports->{$em_report}->{graphs} = $em_graphs;
|
|
$emailreports->{$em_report}->{to} = $em_to;
|
|
my $d = "emailreports";
|
|
undef($d) if(!grep {trim($_) eq $d} (@{$config{debug}}));
|
|
|
|
eval "use emailreports qw(emailreports_send)";
|
|
if($@) {
|
|
die "WARNING: unable to load module 'emailreports'. $@";
|
|
}
|
|
|
|
$em_when = "1hour" if $em_report eq "hourly";
|
|
$em_when = "1day" if $em_report eq "daily";
|
|
$em_when = "1week" if $em_report eq "weekly";
|
|
$em_when = "1month" if $em_report eq "monthly";
|
|
$em_when = "1year" if $em_report eq "yearly";
|
|
|
|
eval { emailreports::emailreports_send(\%config, $em_report, $em_when, $d); };
|
|
if($@) {
|
|
logger("emailreports::emailreports_send(): $@");
|
|
}
|
|
logger("Done.");
|
|
exit(0);
|
|
}
|
|
|
|
# save the path of the configuration file
|
|
if(open(OUT, "> " . $config{base_dir} . "/cgi/monitorix.conf.path")) {
|
|
print(OUT "$options{c}\n");
|
|
print(OUT "$options{s}\n");
|
|
close(OUT);
|
|
} else {
|
|
logger("WARNING: unable to create the file '$config{base_dir}/cgi/monitorix.conf.path'. $!");
|
|
}
|
|
|
|
if($config{os} eq "Linux" && !$options{u}) {
|
|
# make sure that 'ip_default_table' option has a consistent value
|
|
$config{ip_default_table} = "filter" if !$config{ip_default_table};
|
|
|
|
# check 'iptables' version to include the new wait lock option '--wait'
|
|
my $ipv = `iptables --version`;
|
|
chomp($ipv);
|
|
$ipv =~ s/^iptables v//;
|
|
$ipv = sprintf("%03s.%03s.%03s", split('\.', $ipv));
|
|
if($ipv gt "001.004.020") { # 1.4.20
|
|
$config{iptables_wait_lock} = " --wait ";
|
|
} else {
|
|
$config{iptables_wait_lock} = "";
|
|
}
|
|
}
|
|
|
|
# make sure that there aren't residual Monitorix iptables rules
|
|
flush_accounting_rules(\%config, $options{d}) unless $options{u};
|
|
|
|
logger("Initializing graphs.");
|
|
|
|
# check for inconsistencies between enabled graphs and defined graphs
|
|
foreach my $g (sort keys %{$config{graph_enable}}) {
|
|
if(lc($config{graph_enable}->{$g} || "") eq "y") {
|
|
if(!grep {trim($_) eq $g} (split(',', $config{graph_name}))) {
|
|
logger("WARNING: inconsitency between '<graph_enable>' and 'graph_name' options; '$g' doesn't exist.");
|
|
}
|
|
}
|
|
}
|
|
|
|
# initialize all enabled graphs
|
|
foreach (split(',', ($config{graph_name} || "") . ", traffacct")) {
|
|
my $g = trim($_);
|
|
my $e = "n";
|
|
|
|
if($g eq "traffacct") {
|
|
$e = lc($config{$g}->{enabled} || "");
|
|
} else {
|
|
$e = lc($config{graph_enable}->{$g} || "");
|
|
}
|
|
|
|
if($e eq "y") {
|
|
my $init = $g . "_init";
|
|
my $d = $g;
|
|
|
|
undef($d) if(!grep {trim($_) eq $d} (@{$config{debug}}));
|
|
if(defined($options{d}) && $options{d} eq "all") {
|
|
$d = $g;
|
|
}
|
|
|
|
eval "use $g qw(" . $init . " " . $g . "_update)";
|
|
if($@) {
|
|
logger("WARNING: unable to load module '$g'. $@");
|
|
next;
|
|
}
|
|
{
|
|
no strict "refs";
|
|
eval { &$init($g, \%config, $d); };
|
|
}
|
|
logger("WARNING: unexpected errors in function $init().") if($@);
|
|
}
|
|
}
|
|
|
|
if(!scalar($config{func_update})) {
|
|
logger("Nothing to do, exiting.");
|
|
exit(0);
|
|
}
|
|
|
|
logger("Generating the 'index.html' file.");
|
|
create_index();
|
|
|
|
# start the HTTP built-in (if enabled)
|
|
if(lc($config{httpd_builtin}->{enabled} || "") eq "y") {
|
|
if(!$options{u}) {
|
|
logger("Setting owner/group and permission bits for the imgs/ directory.") if defined($options{d});
|
|
my (undef, undef, $uid) = getpwnam($config{httpd_builtin}->{user});
|
|
my (undef, undef, $gid) = getgrnam($config{httpd_builtin}->{group});
|
|
chown($uid, $gid, $config{base_dir} . "/" . $config{imgs_dir});
|
|
chmod(0755, $config{base_dir} . "/" . $config{imgs_dir});
|
|
}
|
|
|
|
require HTTPServer;
|
|
httpd_setup(\%config, $options{u});
|
|
logger("Started HTTP built-in server (pid $config{httpd_pid}).") if (defined($config{httpd_pid}));
|
|
}
|
|
|
|
setpriority(0, 0, $config{priority} || 0);
|
|
logger("Ok, ready.");
|
|
|
|
# main loop
|
|
while(1) {
|
|
|
|
select undef, undef, undef, 1.0;
|
|
|
|
my ($sec, $min, $hour, $mday, $mon, undef, $wday) = localtime(time);
|
|
|
|
# call to all enabled graphs on every minute
|
|
if($sec == 0) {
|
|
my $lockfile_handler = lockfile_handler(\%config);
|
|
global_flock($lockfile_handler, LOCK_EX);
|
|
foreach my $f (@{$config{func_update}}) {
|
|
my $update = $f . "_update";
|
|
my $d = $f;
|
|
logger("Calling $update()") unless !$options{d};
|
|
|
|
undef($d) if(!grep {trim($_) eq $d} (@{$config{debug}}));
|
|
if(defined($options{d}) && $options{d} eq "all") {
|
|
$d = $f;
|
|
}
|
|
|
|
{
|
|
no strict "refs";
|
|
eval { &$update($f, \%config, $d); };
|
|
if($@) {
|
|
logger("$update(): $@");
|
|
}
|
|
}
|
|
}
|
|
global_flock($lockfile_handler, LOCK_UN);
|
|
|
|
# TRAFFACCT graph daily reports
|
|
if(lc($config{traffacct}->{enabled} || "") eq "y") {
|
|
my $d = "traffacct";
|
|
undef($d) if(!grep {trim($_) eq $d} (@{$config{debug}}));
|
|
|
|
# at 00:00h
|
|
if($min == 0 && $hour == 0) {
|
|
|
|
# collect traffic accounting every day
|
|
eval { traffacct::traffacct_getcounters(\%config, $d); };
|
|
if($@) {
|
|
logger("traffacct::traffacct_getcounters(): $@");
|
|
}
|
|
|
|
# send reports every first day of a month
|
|
if(lc($config{traffacct}->{reports}->{enabled} || "") eq "y") {
|
|
if($mday == 1) {
|
|
eval { traffacct::traffacct_sendreports(\%config, $d); };
|
|
if($@) {
|
|
logger("traffacct::traffacct_sendreports(): $@");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
# Scheduled Email Reports
|
|
if(lc($config{emailreports}->{enabled} || "") eq "y") {
|
|
my $emailreports = $config{emailreports};
|
|
my $m = $emailreports->{minute} || 0;
|
|
my $h = $emailreports->{hour} || 0;
|
|
my $d = "emailreports";
|
|
undef($d) if(!grep {trim($_) eq $d} (@{$config{debug}}));
|
|
|
|
if($min == $m && $hour == $h) {
|
|
|
|
eval "use emailreports qw(emailreports_send)";
|
|
if($@) {
|
|
logger("WARNING: unable to load module 'emailreports'. $@");
|
|
next;
|
|
}
|
|
|
|
# daily
|
|
if(lc($emailreports->{daily}->{enabled} || "") eq "y") {
|
|
eval { emailreports::emailreports_send(\%config, "daily", "1day", $d); };
|
|
if($@) {
|
|
logger("emailreports::emailreports_send(): $@");
|
|
}
|
|
}
|
|
|
|
# weekly (send reports on every Monday)
|
|
if($wday == 1) {
|
|
if(lc($emailreports->{weekly}->{enabled} || "") eq "y") {
|
|
eval { emailreports::emailreports_send(\%config, "weekly", "1week", $d); };
|
|
if($@) {
|
|
logger("emailreports::emailreports_send(): $@");
|
|
}
|
|
}
|
|
}
|
|
|
|
# monthly (send reports every first day of each month)
|
|
if($mday == 1) {
|
|
if(lc($emailreports->{monthly}->{enabled} || "") eq "y") {
|
|
eval { emailreports::emailreports_send(\%config, "monthly", "1month", $d); };
|
|
if($@) {
|
|
logger("emailreports::emailreports_send(): $@");
|
|
}
|
|
}
|
|
}
|
|
|
|
# yearly (send reports every first day of each year)
|
|
if($mon == 0 && $mday == 1) {
|
|
if(lc($emailreports->{yearly}->{enabled} || "") eq "y") {
|
|
eval { emailreports::emailreports_send(\%config, "yearly", "1year", $d); };
|
|
if($@) {
|
|
logger("emailreports::emailreports_send(): $@");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
# check if the HTTP built-in server is responsive
|
|
if(lc($config{httpd_builtin}->{enabled} || "") eq "y") {
|
|
if(lc($config{httpd_builtin}->{autocheck_responsiveness} || "") eq "y") {
|
|
use LWP::UserAgent;
|
|
my $pid = fork();
|
|
if(!$pid) {
|
|
my $host = $config{httpd_builtin}->{host} ? $config{httpd_builtin}->{host} : "localhost";
|
|
my $url = "http://" . $host . ":" . $config{httpd_builtin}->{port} . $config{base_url};
|
|
my $ua = LWP::UserAgent->new(timeout => 30);
|
|
my $response = $ua->request(HTTP::Request->new('GET', $url));
|
|
if(!$response->is_success) {
|
|
if($response->status_line ne "401 Access Denied") {
|
|
logger("WARNING: HTTP built-in server not responding at '$url'.");
|
|
exit(1);
|
|
}
|
|
}
|
|
exit(0);
|
|
}
|
|
waitpid($pid, 0);
|
|
# waitpid sets the child's status in $?
|
|
if($? != 0) {
|
|
# restart HTTP built-in server
|
|
if(defined($config{httpd_pid})) {
|
|
require HTTPServer;
|
|
kill(15, $config{httpd_pid});
|
|
kill(9, $config{httpd_pid});
|
|
httpd_setup(\%config, $options{u});
|
|
logger("Restarted HTTP built-in server (pid $config{httpd_pid}).") if defined($config{httpd_pid});
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
waitpid(-1, WNOHANG);
|
|
}
|