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zmdailyreport
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zmdailyreport
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#!/usr/bin/perl
#
# ***** BEGIN LICENSE BLOCK *****
# Zimbra Collaboration Suite Server
# Copyright (C) 2006, 2007, 2008, 2009, 2010, 2012, 2013, 2014, 2015, 2016 Synacor, Inc.
#
# This program is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software Foundation,
# version 2 of the License.
#
# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
# without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the GNU General Public License for more details.
# You should have received a copy of the GNU General Public License along with this program.
# If not, see <https://www.gnu.org/licenses/>.
# ***** END LICENSE BLOCK *****
=head1 NAME
zmdailyreport - report on email usage
=head1 SYNOPSIS
zmdailyreport [options]
Options:
--mail Send report via email, default is stdout
--help This help message
--user User to deliver report to, default is localconfig smtp_destination
=cut
use warnings;
use strict;
use Pod::Usage qw(pod2usage);
use lib "/opt/zimbra/common/lib/perl5";
use Zimbra::Util::Common;
use Zimbra::Mon::Logger;
use Getopt::Long qw(GetOptions);
use Mail::Mailer ();
use POSIX qw(strftime setlocale LC_TIME);
use Time::Local qw(timelocal);
my ( %Opt, $Debug );
GetOptions( \%Opt, "mailreport", "debug", "user=s", "help" )
or pod2usage( -exitval => 2 );
pod2usage( -exitval => 1, -verbose => 0 ) if ( $Opt{help} );
$Debug = $Opt{debug};
setlocale(LC_TIME, "C");
my $stdout;
open($stdout, ">&STDOUT") || die $!;
pipe(PFIN, PFOUT);
pipe(MIN, MOUT);
my $fhin = fileno(PFIN);
close(STDIN);
open(STDIN, "<&=$fhin") || die $!;
if (fork()) {
close(MOUT);
my $today = strftime("%b %e ", localtime);
my $datestring = strftime("%F", localtime);
my $ymd = strftime("%Y%m%d", localtime);
my $found = 0;
my $old_log;
if (-f "/var/log/zimbra.log.1.gz") {
$old_log = "gzip -dc /var/log/zimbra.log.1.gz |";
} elsif (-f "/var/log/zimbra.log-$ymd.gz") {
$old_log = "gzip -dc /var/log/zimbra.log-$ymd.gz |";
} elsif (-f "/var/log/zimbra.log.1.bz2") {
$old_log = "bzip2 -dc /var/log/zimbra.log.1.bz2 |";
} elsif (-f "/var/log/zimbra.log-$ymd.bz2") {
$old_log = "bzip2 -dc /var/log/zimbra.log-$ymd.bz2 |";
}
if (defined($old_log)) {
if (open(LOG, $old_log)) {
while (<LOG>) {
my $line = $_;
if ($line =~ /$today/o) {
print PFOUT $line;
$found = 1;
} elsif ($found) {
last; # don't scan any further, we've exhausted today's logs
}
}
close(LOG);
}
}
open(LOG, "</var/log/zimbra.log") || die $!;
$found = 0;
while (<LOG>) {
my $line = $_;
if ($line =~ /$today/o) {
print PFOUT $line;
$found = 1;
} elsif ($found) {
last; # don't scan any further, we've exhausted today's logs
}
}
close(LOG);
close(PFOUT);
my @Report;
while (<MIN>) {
push(@Report, $_);
}
close (MIN);
if ($Opt{mailreport}) {
sendEmailReport(day => $datestring, data => \@Report);
} else {
print @Report;
}
} else {
close(PFOUT);
close(MIN);
open(STDOUT, ">&MOUT") || die $!;
my $user_limit = getLocalConfig('zimbra_mtareport_max_users') || 50;
my $host_limit = getLocalConfig('zimbra_mtareport_max_hosts') || 50;
$user_limit = 50 if $user_limit !~ /^\d+/;
$host_limit = 50 if $host_limit !~ /^\d+/;
@ARGV = ('-u', $user_limit, '-h', $host_limit);
do '/opt/zimbra/common/bin/pflogsumm.pl';
close(STDOUT);
}
{ # avoid making $LocalConfig global
my $LocalConfig;
sub getLocalConfig {
my $key = shift;
$LocalConfig = loadLocalConfig() unless ($LocalConfig);
return $LocalConfig->{$key};
}
}
sub loadLocalConfig {
my %conf;
open( CONF, "/opt/zimbra/bin/zmlocalconfig -s -q -m shell |" )
or die("Open local config failed: $!\n");
while (<CONF>) {
chomp;
my ( $key, $val ) = split( /=/, $_, 2 );
$val =~ s/';$//;
$val =~ s/^'//;
$conf{$key} = $val;
}
die("No data returned from local config") unless ( keys %conf );
return \%conf;
}
sub getLdapConfigValue {
my $attrib = shift;
return (undef) unless ($attrib);
my $val = getLdapServerConfigValue($attrib);
print "Server value for $attrib: $val\n" if $Debug;
if ($val eq "") {
$val = getLdapGlobalConfigValue($attrib);
print "Global value for $attrib: $val\n" if $Debug;
}
return $val;
}
sub getLdapServerConfigValue {
my $attrib = shift;
return (undef) unless ($attrib);
my $server = getLocalConfig("zimbra_server_hostname");
# could consider redirecting STDERR to /dev/null
open( CONF, "/opt/zimbra/bin/zmprov -l gs $server '$attrib' |" )
or die("Open global config failed: $!");
my ( $key, $val );
while (<CONF>) {
chomp;
next if (/^#/);
( $key, $val ) = split( /:\s*/, $_, 2 );
# for now just assume a single value/attribute is requested
last if ($val);
}
return $val;
}
sub getLdapGlobalConfigValue {
my $attrib = shift;
return (undef) unless ($attrib);
# could consider redirecting STDERR to /dev/null
open( CONF, "/opt/zimbra/bin/zmprov -l gcf '$attrib' |" )
or die("Open global config failed: $!");
my ( $key, $val );
while (<CONF>) {
chomp;
( $key, $val ) = split( /:\s*/, $_, 2 );
# for now just assume a single value/attribute is requested
last if ($val);
}
return $val;
}
sub sendEmailReport {
my %arg = @_;
my $data = $arg{data}; # @Report data for message body
my $subject = "Daily mail report for $arg{day}";
my $from_address = getLocalConfig("smtp_source");
# my $to_address;
my $to_address = '[email protected]';
if ($Opt{user}) {
$to_address = $Opt{user};
} else {
# $to_address = getLocalConfig("smtp_destination");
}
my $smtphost = getLdapConfigValue("zimbraSmtpHostname") || "localhost";
my $smtpport = getLdapConfigValue("zimbraSmtpPort") || 25;
warn("DEBUG: Sending daily report to $to_address via $smtphost\n")
if ($Debug);
eval {
$ENV{MAILADDRESS} = $from_address;
my $mailer = Mail::Mailer->new( "smtp", Server => $smtphost, Port => $smtpport );
$mailer->open(
{
From => $from_address,
To => $to_address,
Subject => $subject,
}
);
print $mailer @$data;
$mailer->close();
};
if ($@) {
logError("Failed to email report using SMTP via '$smtphost': $@\n");
}
else {
warn("DEBUG: Email report sent to $to_address\n") if ($Debug);
}
}
sub logError {
my $msg = shift;
print STDERR $msg;
return;
}