/usr/lib/nagios/plugins/check_imap_quota_epn is in nagios-plugins-contrib 21.20170222.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 | #!/usr/bin/perl
use strict;
my $VERSION = '0.2';
my $COPYRIGHT = 'Copyright (C) 2005-2011 Jonathan Buhacoff <jonathan@buhacoff.net>';
my $LICENSE = 'http://www.gnu.org/licenses/gpl.txt';
my %status = ( 'OK' => 0, 'WARNING' => 1, 'CRITICAL' => 2, 'UNKNOWN' => 3 );
#### IDEA AND INITIAL IMPLEMENTATION BASED ON CHECK_IMAP_RECEIVE WAS CONTRIBUTED BY JOHAN ROMME from THE NETHERLANDS 14 Oct 2011
# look for required modules
exit $status{UNKNOWN} unless load_modules(qw/Getopt::Long Mail::IMAPClient/);
BEGIN {
if( grep { /^--hires$/ } @ARGV ) {
eval "use Time::HiRes qw(time);";
warn "Time::HiRes not installed\n" if $@;
}
}
# get options from command line
Getopt::Long::Configure("bundling");
my $verbose = 0;
my $help = "";
my $help_usage = "";
my $show_version = "";
my $imap_server = "";
my $default_imap_port = "143";
my $default_imap_ssl_port = "993";
my $imap_port = "";
my $username = "";
my $password = "";
my $mailbox = "INBOX";
my $warntime = 15;
my $criticaltime = 30;
my $timeout = 60;
my $peek = "";
my $ssl = 0;
my $tls = 0;
my $time_hires = "";
my $ok;
$ok = Getopt::Long::GetOptions(
"V|version"=>\$show_version,
"v|verbose+"=>\$verbose,"h|help"=>\$help,"usage"=>\$help_usage,
"w|warning=i"=>\$warntime,"c|critical=i"=>\$criticaltime,"t|timeout=i"=>\$timeout,
# imap settings
"H|hostname=s"=>\$imap_server,"p|port=i"=>\$imap_port,
"U|username=s"=>\$username,"P|password=s"=>\$password, "m|mailbox=s"=>\$mailbox,
"ssl!"=>\$ssl, "tls!"=>\$tls,
# search settings
"peek!"=>\$peek,
# Time
"hires"=>\$time_hires,
);
if( $show_version ) {
print "$VERSION\n";
if( $verbose ) {
print "Default warning threshold: $warntime seconds\n";
print "Default critical threshold: $criticaltime seconds\n";
print "Default timeout: $timeout seconds\n";
}
exit $status{UNKNOWN};
}
if( $help ) {
exec "perldoc", $0 or print "Try `perldoc $0`\n";
exit $status{UNKNOWN};
}
my @required_module = ();
push @required_module, 'IO::Socket::SSL' if $ssl || $tls;
exit $status{UNKNOWN} unless load_modules(@required_module);
if( $help_usage
||
( $imap_server eq "" || $username eq "" || $password eq "" )
) {
print "Usage: $0 -H host [-p port] -U username -P password [--imap-retries <tries>]\n";
exit $status{UNKNOWN};
}
# initialize
my $report = new PluginReport;
my $time_start = time;
# connect to IMAP server
print "connecting to server $imap_server\n" if $verbose > 2;
my $imap;
eval {
local $SIG{ALRM} = sub { die "exceeded timeout $timeout seconds\n" }; # NB: \n required, see `perldoc -f alarm`
alarm $timeout;
if( $ssl || $tls ) {
$imap_port = $default_imap_ssl_port unless $imap_port;
my $socket = IO::Socket::SSL->new("$imap_server:$imap_port");
die IO::Socket::SSL::errstr() unless $socket;
$socket->autoflush(1);
$imap = Mail::IMAPClient->new(Socket=>$socket, Debug => 0 );
$imap->State(Mail::IMAPClient->Connected);
$imap->_read_line() if "$Mail::IMAPClient::VERSION" le "2.2.9"; # necessary to remove the server's "ready" line from the input buffer for old versions of Mail::IMAPClient. Using string comparison for the version check because the numeric didn't work on Darwin and for Mail::IMAPClient the next version is 2.3.0 and then 3.00 so string comparison works
$imap->User($username);
$imap->Password($password);
$imap->login() or die "$@";
}
else {
$imap_port = $default_imap_port unless $imap_port;
$imap = Mail::IMAPClient->new(Debug => 0 );
$imap->Server("$imap_server:$imap_port");
$imap->User($username);
$imap->Password($password);
$imap->connect() or die "$@";
}
$imap->Peek(1) if $peek;
$imap->Ignoresizeerrors(1);
alarm 0;
};
if( $@ ) {
chomp $@;
print "IMAP QUOTA CRITICAL - Could not connect to $imap_server port $imap_port: $@\n";
exit $status{CRITICAL};
}
unless( $imap ) {
print "IMAP QUOTA CRITICAL - Could not connect to $imap_server port $imap_port: $@\n";
exit $status{CRITICAL};
}
my $time_connected = time;
my $quotaUsed;
my $quotaLimit;
my $quotaPercentage;
my $quotaPercentageWarning = 80;
my $quotaPercentageCritical = 90;
my $quotaMessage;
# look for the quota limits
my $tries = 0;
my @msgs;
eval {
my $k;
my @l = $imap->getquotaroot();
foreach $k (@l) {
print "$k\n" if $verbose > 2;
if ($k =~ /STORAGE +(\d+) +(\d+)/) {
$quotaUsed = $1;
$quotaLimit = $2;
}
}
if (!length($quotaUsed) && !length($quotaLimit)) {
print "no answer from imap host\n" if $verbose > 2;
} elsif (!length($quotaUsed) || !length($quotaLimit) {
print "incorrect answer from imap host\n";
$imap->close();
exit $status{UNKNOWN};
} else {
$quotaPercentage = sprintf("%.1f", (100 * $quotaUsed) / $quotaLimit);
$quotaMessage = "$quotaUsed $quotaLimit - $quotaPercentage%";
}
};
if( $@ ) {
chomp $@;
print "IMAP QUOTA CRITICAL - Could not check quota at $imap_server port $imap_port: $@\n";
exit $status{CRITICAL};
}
# disconnect from IMAP server
print "disconnecting from server\n" if $verbose > 2;
$imap->logout();
# calculate elapsed time and issue warnings
my $time_end = time;
my $elapsedtime = $time_end - $time_start;
$report->{seconds} = $elapsedtime;
# print report and exit with known status
if($quotaPercentage >= $quotaPercentageCritical) {
print "IMAP QUOTA CRITICAL - $quotaMessage\n";
exit $status{CRITICAL};
}
if($quotaPercentage >= $quotaPercentageWarning) {
print "IMAP QUOTA WARNING - $quotaMessage\n";
exit $status{WARNING};
}
print "IMAP QUOTA OK - $quotaMessage\n";
exit $status{OK};
# utility to load required modules. exits if unable to load one or more of the modules.
sub load_modules {
my @missing_modules = ();
foreach( @_ ) {
eval "require $_";
push @missing_modules, $_ if $@;
}
if( @missing_modules ) {
print "Missing perl modules: @missing_modules\n";
return 0;
}
return 1;
}
# NAME
# PluginReport
# SYNOPSIS
# $report = new PluginReport;
# $report->{label1} = "value1";
# $report->{label2} = "value2";
# print $report->text(qw/label1 label2/);
package PluginReport;
sub new {
my ($proto,%p) = @_;
my $class = ref($proto) || $proto;
my $self = bless {}, $class;
$self->{$_} = $p{$_} foreach keys %p;
return $self;
}
sub text {
my ($self,@labels) = @_;
my @report = map { "$self->{$_} $_" } grep { defined $self->{$_} } @labels;
my $text = join(", ", @report);
return $text;
}
package main;
1;
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