Current File : //usr/local/bin/csf/ConfigServer/Sendmail.pm |
###############################################################################
# Copyright 2006-2018, Way to the Web Limited
# URL: http://www.configserver.com
# Email: sales@waytotheweb.com
###############################################################################
## no critic (RequireUseWarnings, ProhibitExplicitReturnUndef, ProhibitMixedBooleanOperators, RequireBriefOpen)
# start main
package ConfigServer::Sendmail;
use strict;
use lib '/usr/local/csf/lib';
use Carp;
use POSIX qw(strftime);
use Fcntl qw(:DEFAULT :flock);
use ConfigServer::Config;
use Exporter qw(import);
our $VERSION = 1.01;
our @ISA = qw(Exporter);
our @EXPORT_OK = qw();
my $config = ConfigServer::Config->loadconfig();
my %config = $config->config();
my $tz = strftime("%z", localtime);
my $hostname;
if (-e "/proc/sys/kernel/hostname") {
open (my $IN, "<", "/proc/sys/kernel/hostname");
flock ($IN, LOCK_SH);
$hostname = <$IN>;
chomp $hostname;
close ($IN);
} else {
$hostname = "unknown";
}
if ($config{LF_ALERT_SMTP}) {
require Net::SMTP;
import Net::SMTP;
}
# end main
###############################################################################
# start sendmail
sub relay {
my ($to, $from, @message) = @_;
my $time = localtime(time);
if ($to eq "") {$to = $config{LF_ALERT_TO}} else {$config{LF_ALERT_TO} = $to}
if ($from eq "") {$from = $config{LF_ALERT_FROM}} else {$config{LF_ALERT_FROM} = $from}
my $data;
if ($from =~ /([\w\.\=\-\_]+\@[\w\.\-\_]+)/) {$from = $1}
if ($from eq "") {$from = "root"}
if ($to =~ /([\w\.\=\-\_]+\@[\w\.\-\_]+)/) {$to = $1}
if ($to eq "") {$to = "root"}
my $header = 1;
foreach my $line (@message) {
$line =~ s/\r//;
if ($line eq "") {$header = 0}
$line =~ s/\[time\]/$time $tz/ig;
$line =~ s/\[hostname\]/$hostname/ig;
if ($header) {
if ($line =~ /^To:\s*(.*)\s*$/i) {
my $totxt = $1;
if ($config{LF_ALERT_TO} ne "") {
$line =~ s/^To:.*$/To: $config{LF_ALERT_TO}/i;
} else {
$to = $totxt;
}
# if ($totxt !~ /\@/) {
# $line =~ s/^To:.*$/To: $totxt\@$hostname/i;
# }
}
if ($line =~ /^From:\s*(.*)\s*$/i) {
my $fromtxt = $1;
if ($config{LF_ALERT_FROM} ne "") {
$line =~ s/^From:.*$/From: $config{LF_ALERT_FROM}/i;
} else {
$from = $1;
}
# if ($fromtxt !~ /\@/) {
# $line =~ s/^From:.*$/From: $fromtxt\@$hostname/i;
# }
}
}
$data .= $line."\n";
}
if ($config{LF_ALERT_SMTP}) {
if ($from !~ /\@/) {$from .= '@'.$hostname}
if ($to !~ /\@/) {$to .= '@'.$hostname}
my $smtp = Net::SMTP->new($config{LF_ALERT_SMTP}, Timeout => 10) or croak("Unable to send SMTP alert via [$config{LF_ALERT_SMTP}]: $!");
if (defined $smtp) {
$smtp->mail($from);
$smtp->to($to);
$smtp->data();
$smtp->datasend($data);
$smtp->dataend();
$smtp->quit();
}
} else {
local $SIG{CHLD} = 'DEFAULT';
open (my $MAIL, "|-", "$config{SENDMAIL} -f $from -t") or croak("Unable to send SENDMAIL alert via [$config{SENDMAIL}]: $!");
print $MAIL $data;
close ($MAIL);
}
return;
}
# end sendmail
###############################################################################
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