[Nagiosplug-checkins] CVS: nagiosplug/plugins-scripts check_mailq.pl,1.1,1.2
Subhendu Ghosh
sghosh at users.sourceforge.net
Sat Apr 12 21:24:04 CEST 2003
Update of /cvsroot/nagiosplug/nagiosplug/plugins-scripts
In directory sc8-pr-cvs1:/tmp/cvs-serv27407/plugins-scripts
Modified Files:
check_mailq.pl
Log Message:
Added sendmail multi-queue support (Canau), merged qmail support (Schmid)
Index: check_mailq.pl
===================================================================
RCS file: /cvsroot/nagiosplug/nagiosplug/plugins-scripts/check_mailq.pl,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -r1.1 -r1.2
*** check_mailq.pl 30 Oct 2002 05:07:29 -0000 1.1
--- check_mailq.pl 13 Apr 2003 04:23:56 -0000 1.2
***************
*** 5,8 ****
--- 5,10 ----
#
# Initial version support sendmail's mailq command
+ # Support for mutiple sendmail queues (Carlos Canau)
+ # Support for qmail (Benjamin Schmid)
# License Information:
***************
*** 26,35 ****
use strict;
use Getopt::Long;
! use vars qw($opt_V $opt_h $opt_v $verbose $PROGNAME $opt_w $opt_c $opt_t $status $state $msg $msg_q );
use lib utils.pm;
use utils qw(%ERRORS &print_revision &support &usage );
- #my $MAILQ = "/usr/bin/mailq"; # need to migrate support to utils.pm and autoconf
-
sub print_help ();
--- 28,37 ----
use strict;
use Getopt::Long;
! use vars qw($opt_V $opt_h $opt_v $verbose $PROGNAME $opt_w $opt_c $opt_t
! $opt_M $mailq $status $state $msg $msg_q $msg_p $opt_W $opt_C $mailq @lines
! %srcdomains %dstdomains);
use lib utils.pm;
use utils qw(%ERRORS &print_revision &support &usage );
sub print_help ();
***************
*** 41,44 ****
--- 43,50 ----
$ENV{'ENV'}='';
$PROGNAME = "check_mailq";
+ $mailq = 'sendmail'; # default
+ $msg_q = 0 ;
+ $msg_p = 0 ;
+ $state = $ERRORS{'UNKNOWN'};
Getopt::Long::Configure('bundling');
***************
*** 55,112 ****
alarm($opt_t);
! ## open mailq
! if ( defined $utils::PATH_TO_MAILQ && -x $utils::PATH_TO_MAILQ ) {
! if (! open (MAILQ, "$utils::PATH_TO_MAILQ | " ) ) {
! print "ERROR: could not open $utils::PATH_TO_MAILQ \n";
exit $ERRORS{'UNKNOWN'};
}
! }else{
! print "ERROR: Could not find mailq executable!\n";
! exit $ERRORS{'UNKNOWN'};
! }
! # only first line is relevant in this iteration.
! while (<MAILQ>) {
! if (/mqueue/) {
! print "$utils::PATH_TO_MAILQ = $_ "if $verbose ;
! if (/empty/ ) {
! $msg = "OK: mailq is empty";
! $msg_q = 0;
! $state = $ERRORS{'OK'};
! }elsif ( /(\d+)/ ) {
$msg_q = $1 ;
- print "msg_q = $msg_q warn=$opt_w crit=$opt_c\n" if $verbose;
! if ($msg_q < $opt_w) {
! $msg = "OK: mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
! $state = $ERRORS{'OK'};
! }elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
! $msg = "WARNING: mailq is $msg_q (threshold w = $opt_w)";
! $state = $ERRORS{'WARNING'};
! }else {
! $msg = "CRITICAL: mailq is $msg_q (threshold c = $opt_c)";
! $state = $ERRORS{'CRITICAL'};
}
!
}
! last;
}
-
- }
! close (MAILQ);
! # declare an error if we also get a non-zero return code from mailq
! # unless already set to critical
! if ( $? ) {
! print "stderr = $? : $! \n" if $verbose;
! $state = $state == $ERRORS{"CRITICAL"} ? $ERRORS{"CRITICAL"} : $ERRORS{"UNKNOWN"} ;
! print "MAILQ error: $!\n" if $verbose;
! }
! ## close mailq
# Perfdata support
! print "$msg | mailq = $msg_q\n";
exit $state;
--- 61,387 ----
alarm($opt_t);
! # switch based on MTA
!
! if ($mailq eq "sendmail") {
!
! ## open mailq
! if ( defined $utils::PATH_TO_MAILQ && -x $utils::PATH_TO_MAILQ ) {
! if (! open (MAILQ, "$utils::PATH_TO_MAILQ | " ) ) {
! print "ERROR: could not open $utils::PATH_TO_MAILQ \n";
! exit $ERRORS{'UNKNOWN'};
! }
! }elsif( defined $utils::PATH_TO_MAILQ){
! unless (-x $utils::PATH_TO_MAILQ) {
! print "ERROR: $utils::PATH_TO_MAILQ is not executable by (uid $>:gid($)))\n";
! exit $ERRORS{'UNKNOWN'};
! }
! } else {
! print "ERROR: \$utils::PATH_TO_MAILQ is not defined\n";
exit $ERRORS{'UNKNOWN'};
}
! # single queue empty
! ##/var/spool/mqueue is empty
! # single queue: 1
! ## /var/spool/mqueue (1 request)
! ##----Q-ID---- --Size-- -----Q-Time----- ------------Sender/Recipient------------
! ##h32E30p01763 2782 Wed Apr 2 15:03 <silvaATkpnqwest.pt>
! ## 8BITMIME
! ## <silvaATeunet.pt>
!
! # multi queue empty
! ##/var/spool/mqueue/q0/df is empty
! ##/var/spool/mqueue/q1/df is empty
! ##/var/spool/mqueue/q2/df is empty
! ##/var/spool/mqueue/q3/df is empty
! ##/var/spool/mqueue/q4/df is empty
! ##/var/spool/mqueue/q5/df is empty
! ##/var/spool/mqueue/q6/df is empty
! ##/var/spool/mqueue/q7/df is empty
! ##/var/spool/mqueue/q8/df is empty
! ##/var/spool/mqueue/q9/df is empty
! ##/var/spool/mqueue/qA/df is empty
! ##/var/spool/mqueue/qB/df is empty
! ##/var/spool/mqueue/qC/df is empty
! ##/var/spool/mqueue/qD/df is empty
! ##/var/spool/mqueue/qE/df is empty
! ##/var/spool/mqueue/qF/df is empty
! ## Total Requests: 0
! # multi queue: 1
! ##/var/spool/mqueue/q0/df is empty
! ##/var/spool/mqueue/q1/df is empty
! ##/var/spool/mqueue/q2/df is empty
! ## /var/spool/mqueue/q3/df (1 request)
! ##----Q-ID---- --Size-- -----Q-Time----- ------------Sender/Recipient------------
! ##h32De2f23534* 48 Wed Apr 2 14:40 nocol
! ## nouserATEUnet.pt
! ## canau
! ##/var/spool/mqueue/q4/df is empty
! ##/var/spool/mqueue/q5/df is empty
! ##/var/spool/mqueue/q6/df is empty
! ##/var/spool/mqueue/q7/df is empty
! ##/var/spool/mqueue/q8/df is empty
! ##/var/spool/mqueue/q9/df is empty
! ##/var/spool/mqueue/qA/df is empty
! ##/var/spool/mqueue/qB/df is empty
! ##/var/spool/mqueue/qC/df is empty
! ##/var/spool/mqueue/qD/df is empty
! ##/var/spool/mqueue/qE/df is empty
! ##/var/spool/mqueue/qF/df is empty
! ## Total Requests: 1
!
! while (<MAILQ>) {
!
! # match email addr on queue listing
! if ( (/<.*@.*\.(\w+\.\w+)>/) || (/<.*@(\w+\.\w+)>/) ) {
! my $domain = $1;
! if (/^\w+/) {
! print "$utils::PATH_TO_MAILQ = srcdomain = $domain \n" if $verbose ;
! $srcdomains{$domain} ++;
! }
! next;
! }
!
! #
! # ...
! # sendmail considers a message with more than one destiny, say N, to the same MX
! # to have N messages in queue.
! # we will only consider one in this code
! if (( /\s\(reply:\sread\serror\sfrom\s.*\.(\w+\.\w+)\.$/ ) || ( /\s\(reply:\sread\serror\sfrom\s(\w+\.\w+)\.$/ ) ||
! ( /\s\(timeout\swriting\smessage\sto\s.*\.(\w+\.\w+)\.:/ ) || ( /\s\(timeout\swriting\smessage\sto\s(\w+\.\w+)\.:/ ) ||
! ( /\s\(host\smap:\slookup\s\(.*\.(\w+\.\w+)\):/ ) || ( /\s\(host\smap:\slookup\s\((\w+\.\w+)\):/ ) ||
! ( /\s\(Deferred:\s.*\s.*\.(\w+\.\w+)\.\)/ ) || ( /\s\(Deferred:\s.*\s(\w+\.\w+)\.\)/ ) ) {
!
! print "$utils::PATH_TO_MAILQ = dstdomain = $1 \n" if $verbose ;
! $dstdomains{$1} ++;
! }
!
! if (/\s+\(I\/O\serror\)/) {
! print "$utils::PATH_TO_MAILQ = dstdomain = UNKNOWN \n" if $verbose ;
! $dstdomains{'UNKNOWN'} ++;
! }
!
! # Finally look at the overall queue length
! #
! if (/mqueue/) {
! print "$utils::PATH_TO_MAILQ = $_ "if $verbose ;
! if (/ \((\d+) request/) {
! #
! # single queue: first line
! # multi queue: one for each queue. overwrite on multi queue below
! $msg_q = $1 ;
! }
! } elsif (/^\s+Total\sRequests:\s(\d+)$/) {
! print "$utils::PATH_TO_MAILQ = $_ \n" if $verbose ;
! #
! # multi queue: last line
$msg_q = $1 ;
+ }
+
+ }
+
+
+ ## close mailq
+
+ close (MAILQ);
+ # declare an error if we also get a non-zero return code from mailq
+ # unless already set to critical
+ if ( $? ) {
+ $state = $state == $ERRORS{"CRITICAL"} ? $ERRORS{"CRITICAL"} : $ERRORS{"WARNING"} ;
+ print "STDERR $?: $!\n" if $verbose;
+ $msg = "$state: (stderr)\n";
+ }
+
+ ## shut off the alarm
+ alarm(0);
!
! ## now check the queue length(s)
!
! if ($msg_q == 0) {
! $msg = "OK: mailq is empty";
! $state = $ERRORS{'OK'};
! } else {
! print "msg_q = $msg_q warn=$opt_w crit=$opt_c\n" if $verbose;
!
! # overall queue length
! if ($msg_q < $opt_w) {
! $msg = "OK: mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
! $state = $ERRORS{'OK'};
! }elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
! $msg = "WARNING: mailq is $msg_q (threshold w = $opt_w)";
! $state = $ERRORS{'WARNING'};
! }else {
! $msg = "CRITICAL: mailq is $msg_q (threshold c = $opt_c)";
! $state = $ERRORS{'CRITICAL'};
! }
!
! # check for domain specific queue lengths if requested
! if (defined $opt_W) {
!
! # Apply threshold to queue lengths FROM domain
! my @srckeys = sort { $srcdomains{$b} <=> $srcdomains{$a} } keys %srcdomains;
! my $srcmaxkey = $srckeys[0];
! print "src max is $srcmaxkey with $srcdomains{$srcmaxkey} messages\n" if $verbose;
!
! if ($srcdomains{$srcmaxkey} >= $opt_W && $srcdomains{$srcmaxkey} < $opt_C) {
! if ($state == $ERRORS{'OK'}) {
! $msg = "WARNING: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
! $state = $ERRORS{'WARNING'};
! } elsif (($state == $ERRORS{'WARNING'}) || ($state == $ERRORS{'CRITICAL'})){
! $msg .= " -and- $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
! } else {
! $msg = "WARNING: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
! $state = $ERRORS{'WARNING'};
! }
! } elsif ($srcdomains{$srcmaxkey} >= $opt_C) {
! if ($state == $ERRORS{'OK'}) {
! $msg = "CRITICAL: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold C = $opt_C)";
! $state = $ERRORS{'CRITICAL'};
! } elsif ($state == $ERRORS{'WARNING'}) {
! $msg = "CRITICAL: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold C = $opt_C) -and- " . $msg;
! $msg =~ s/WARNING: //;
! } elsif ($state == $ERRORS{'CRITICAL'}) {
! $msg .= " -and- $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
! } else {
! $msg = "CRITICAL: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
! $state = $ERRORS{'CRITICAL'};
! }
! } else {
! if ($srcdomains{$srcmaxkey} > 0) {
! $msg .= " $srcdomains{$srcmaxkey} msgs. FROM $srcmaxkey is below threshold ($opt_W/$opt_C)";
! }
! }
!
! # Apply threshold to queue lengths TO domain
! my @dstkeys = sort { $dstdomains{$b} <=> $dstdomains{$a} } keys %dstdomains;
! my $dstmaxkey = $dstkeys[0];
! print "dst max is $dstmaxkey with $dstdomains{$dstmaxkey} messages\n" if $verbose;
!
! if ($dstdomains{$dstmaxkey} >= $opt_W && $dstdomains{$dstmaxkey} < $opt_C) {
! if ($state == $ERRORS{'OK'}) {
! $msg = "WARNING: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
! $state = $ERRORS{'WARNING'};
! } elsif (($state == $ERRORS{'WARNING'}) || ($state == $ERRORS{'CRITICAL'})){
! $msg .= " -and- $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
! } else {
! $msg = "WARNING: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
! $state = $ERRORS{'WARNING'};
! }
! } elsif ($dstdomains{$dstmaxkey} >= $opt_C) {
! if ($state == $ERRORS{'OK'}) {
! $msg = "CRITICAL: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold C = $opt_C)";
! $state = $ERRORS{'CRITICAL'};
! } elsif ($state == $ERRORS{'WARNING'}) {
! $msg = "CRITICAL: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold C = $opt_C) -and- " . $msg;
! $msg =~ s/WARNING: //;
! } elsif ($state == $ERRORS{'CRITICAL'}) {
! $msg .= " -and- $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
! } else {
! $msg = "CRITICAL: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
! $state = $ERRORS{'CRITICAL'};
! }
! } else {
! if ($dstdomains{$dstmaxkey} > 0) {
! $msg .= " $dstdomains{$dstmaxkey} msgs. TO $dstmaxkey is below threshold ($opt_W/$opt_C)";
! }
}
!
! } # End of queue length thresholds
!
! }
!
! } # end of ($mailq eq "sendmail")
! elsif ( $mailq eq "qmail" ) {
!
! # open qmail-qstat
! if ( defined $utils::PATH_TO_QMAIL_QSTAT && -x $utils::PATH_TO_QMAIL_QSTAT ) {
! if (! open (MAILQ, "$utils::PATH_TO_QMAIL_QSTAT | " ) ) {
! print "ERROR: could not open $utils::PATH_TO_QMAIL_QSTAT \n";
! exit $ERRORS{'UNKNOWN'};
}
+ }elsif( defined $utils::PATH_TO_QMAIL_QSTAT){
+ unless (-x $utils::PATH_TO_QMAIL_QSTAT) {
+ print "ERROR: $utils::PATH_TO_QMAIL_QSTAT is not executable by (uid $>:gid($)))\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ } else {
+ print "ERROR: \$utils::PATH_TO_QMAIL_QSTAT is not defined\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ @lines = <MAILQ>;
! # close qmail-qstat
! close MAILQ;
! # declare an error if we also get a non-zero return code from mailq
! # unless already set to critical
! if ( $? ) {
! $state = $state == $ERRORS{"CRITICAL"} ? $ERRORS{"CRITICAL"} : $ERRORS{"WARNING"} ;
! print "STDERR $?: $!\n" if $verbose;
! $msg = "$state: (stderr)\n";
! }
!
! ## shut off the alarm
! alarm(0);
!
! # check queue length
! if ($lines[0]=~/^messages in queue: (\d+)/) {
! $msg_q = $1 ;
! }else{
! print "Couldn't match $utils::PATH_TO_QMAIL_QSTAT output\n";
! exit $ERRORS{'UNKNOWN'};
! }
!
! # check messages not processed
! if ($lines[1]=~/^messages in queue but not yet preprocessed: (\d+)/) {
! my $msg_p = $1;
! }else{
! print "Couldn't match $utils::PATH_TO_QMAIL_QSTAT output\n";
! exit $ERRORS{'UNKNOWN'};
}
!
! # check queue length(s)
! if ($msg_q == 0){
! $msg = "OK: qmail-qstat reports queue is empty";
! $state = $ERRORS{'OK'};
! } else {
! print "msg_q = $msg_q warn=$opt_w crit=$opt_c\n" if $verbose;
!
! # overall queue length
! if ($msg_q < $opt_w) {
! $msg = "OK: mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
! $state = $ERRORS{'OK'};
! }elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
! $msg = "WARNING: mailq is $msg_q (threshold w = $opt_w)";
! $state = $ERRORS{'WARNING'};
! }else {
! $msg = "CRITICAL: mailq is $msg_q (threshold c = $opt_c)";
! $state = $ERRORS{'CRITICAL'};
! }
!
! # check messages not yet preprocessed (only compare is $opt_W and $opt_C
! # are defined)
!
! if (defined $opt_W) {
! $msg .= "[Preprocessed = $msg_p]";
! if ($msg_p >= $opt_W && $msg_p < $opt_C ) {
! $state = $state == $ERRORS{"CRITICAL"} ? $ERRORS{"CRITICAL"} : $ERRORS{"WARNING"} ;
! }elsif ($msg_p >= $opt_C ) {
! $state = $ERRORS{"CRITICAL"} ;
! }
! }
! }
!
!
!
! } # end of ($mailq eq "qmail")
!
!
# Perfdata support
! print "$msg |mailq=$msg_q\n";
exit $state;
***************
*** 121,126 ****
--- 396,404 ----
"v" => \$opt_v, "verbose" => \$opt_v,
"h" => \$opt_h, "help" => \$opt_h,
+ "M:s" => \$opt_M, "mailserver:s" => \$opt_M, # mailserver (default sendmail)
"w=i" => \$opt_w, "warning=i" => \$opt_w, # warning if above this number
"c=i" => \$opt_c, "critical=i" => \$opt_c, # critical if above this number
+ "W=i" => \$opt_W, "Warning=i" => \$opt_W, # warning if above this number
+ "C=i" => \$opt_C, "Critical=i" => \$opt_C, # critical if above this number
"t=i" => \$opt_t, "timeout=i" => \$opt_t
);
***************
*** 150,178 ****
if ( $opt_w >= $opt_c) {
! print "Warning cannot be greater than Critical!\n";
exit $ERRORS{'UNKNOWN'};
}
return $ERRORS{'OK'};
}
sub print_usage () {
! print "Usage: $PROGNAME [-w <warn>] [-c <crit>] [-t <timeout>] [-v verbose]\n";
}
sub print_help () {
print_revision($PROGNAME,'$Revision$');
! print "Copyright (c) 2002 Subhendu Ghosh\n";
print "\n";
print_usage();
print "\n";
! print " Checks the number of messages in the mail queue\n";
print " Feedback/patches to support non-sendmail mailqueue welcome\n\n";
print "-w (--warning) = Min. number of messages in queue to generate warning\n";
print "-c (--critical) = Min. number of messages in queu to generate critical alert ( w < c )\n";
print "-t (--timeout) = Plugin timeout in seconds (default = $utils::TIMEOUT)\n";
print "-h (--help)\n";
print "-V (--version)\n";
! print "-v (--verbose) = deebugging output\n";
print "\n\n";
support();
--- 428,490 ----
if ( $opt_w >= $opt_c) {
! print "Warning (-w) cannot be greater than Critical (-c)!\n";
! exit $ERRORS{'UNKNOWN'};
! }
!
! if (defined $opt_W && ! defined !$opt_C) {
! print "Need -C if using -W\n";
exit $ERRORS{'UNKNOWN'};
+ }elsif(defined $opt_W && defined $opt_C) {
+ if ($opt_W >= $opt_C) {
+ print "Warning (-W) cannot be greater than Critical (-C)!\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
}
+ if (defined $opt_M) {
+ if ($opt_M =~ /sendmail/ || $opt_M =~ /qmail/ ) {
+ $mailq = $opt_M ;
+ }elsif( $opt_M eq ''){
+ $mailq = 'sendmail';
+ }else{
+ print "-M: $opt_M is not supported\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ }else{
+ $mailq = 'sendmail' ;
+ }
+
return $ERRORS{'OK'};
}
sub print_usage () {
! print "Usage: $PROGNAME [-w <warn>] [-c <crit>] [-W <warn>] [-C <crit>] [-M <MTA>] [-t <timeout>] [-v verbose]\n";
}
sub print_help () {
print_revision($PROGNAME,'$Revision$');
! print "Copyright (c) 2002 Subhendu Ghosh/Carlos Canau/Benjamin Schmid\n";
print "\n";
print_usage();
print "\n";
! print " Checks the number of messages in the mail queue (supports multiple sendmail queues, qmail)\n";
print " Feedback/patches to support non-sendmail mailqueue welcome\n\n";
print "-w (--warning) = Min. number of messages in queue to generate warning\n";
print "-c (--critical) = Min. number of messages in queu to generate critical alert ( w < c )\n";
+ print "-W (--Warning) = Min. number of messages for same domain in queue to generate warning\n";
+ print "-C (--Critical) = Min. number of messages for same domain in queue to generate critical alert ( W < C )\n";
print "-t (--timeout) = Plugin timeout in seconds (default = $utils::TIMEOUT)\n";
+ print "-M (--mailserver) = [ sendmail | qmail ] (default = sendmail)\n";
print "-h (--help)\n";
print "-V (--version)\n";
! print "-v (--verbose) = debugging output\n";
! print "\n\n";
! print "Note: -w and -c are required arguments. -W and -C are optional.\n";
! print " -W and -C are applied to domains listed on the queues - both FROM and TO. (sendmail)\n";
! print " -W and -C are applied message not yet preproccessed. (qmail)\n";
! print " This plugin uses the system mailq command (sendmail) or qmail-stat (qmail)\n";
! print " to look at the queues. Mailq can usually only be accessed by root or \n";
! print " a TrustedUser. You will have to set appropriate permissions for the plugin to work.\n";
! print "";
print "\n\n";
support();
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