bug 691412, added feature -x (list of excluded ifTypes)

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@486 f882894a-f735-0410-b71e-b25c423dba1c

1 files changed, 57 insertions, 16 deletions

diff --git a/plugins-scripts/check_ifstatus.pl b/plugins-scripts/check_ifstatus.pl
index 181fb7d7..cb8b5d00 100755
--- a/plugins-scripts/check_ifstatus.pl
+++ b/plugins-scripts/check_ifstatus.pl
@@ -70,11 +70,14 @@ my %ifStatus;
 my $ifup =0 ;
 my $ifdown =0;
 my $ifdormant = 0;
+my $ifexclude =0 ;
 my $ifmessage = "";
 my $snmp_version = 1;
 my $ifXTable;
 my $opt_h ;
 my $opt_V ;
+my $opt_x ;
+my %excluded ;
 
 
 
@@ -97,7 +100,8 @@ $status = GetOptions(
                 "C=s" =>\$community,"community=s" => \$community,
                 "p=i" =>\$port, "port=i" => \$port,
                 "H=s" => \$hostname, "hostname=s" => \$hostname,
-                "I"       => \$ifXTable, "ifmib" => \$ifXTable );
+                "I"       => \$ifXTable, "ifmib" => \$ifXTable,
+                "x:s"           =>      \$opt_x,   "exclude:s" => \$opt_x);
                 
 if ($status == 0)
 {
@@ -116,6 +120,22 @@ if ($opt_h) {
         exit $ERRORS{'OK'};
 }
 
+
+if (defined $opt_x) {
+        my @x = split(",", $opt_x);
+        my $x;
+        if ( @x) {
+                foreach $x (@x){
+                        $excluded{$x} = 1;
+                }
+        }else{
+                $excluded{23} = 1; # default PPP(23) if empty list - note (AIX seems to think PPP is 22 according to a post)
+        }
+        #debugging
+        #foreach $x (keys %excluded) 
+        #       { print "key = $x  val = $excluded{$x}\n";}
+}
+
 if (! utils::is_hostname($hostname)){
         usage();
         exit $ERRORS{"UNKNOWN"};
@@ -159,6 +179,8 @@ push(@snmpoids,$snmpIfAdminStatus);
 push(@snmpoids,$snmpIfDescr);
 push(@snmpoids,$snmpIfType);
 push(@snmpoids,$snmpIfName) if ( defined $ifXTable);
+push(@snmpoids,$snmpIfAlias) if ( defined $ifXTable);
+
 
 
 
@@ -168,7 +190,11 @@ foreach $snmpoid (@snmpoids) {
       $answer=$session->error;
       $session->close;
       $state = 'CRITICAL';
-      print ("$state: $answer for $snmpoid  with snmp version $snmp_version\n");
+                        if ( ( $snmpoid =~ $snmpIfName ) && defined $ifXTable ) {
+                                print ("$state: Device does not support ifTable - try without -I option\n");
+                        }else{
+              print ("$state: $answer for $snmpoid  with snmp version $snmp_version\n");
+                        }
       exit $ERRORS{$state};
    }
 
@@ -186,40 +212,52 @@ foreach $key (keys %ifStatus) {
 
         # check only if interface is administratively up
     if ($ifStatus{$key}{$snmpIfAdminStatus} == 1 ) {
-        # check only if interface is not of type 23  aka PPP interface
-                if ($ifStatus{$key}{$snmpIfType} != 23 ) {
+    
+                # check only if interface type is not listed in %excluded
+                
+                if (!defined $excluded{$ifStatus{$key}{$snmpIfType}} ) {
                         if ($ifStatus{$key}{$snmpIfOperStatus} == 1 ) { $ifup++ ;}
                 if ($ifStatus{$key}{$snmpIfOperStatus} == 2 ) {
                 $ifdown++ ;
-                                $ifmessage .= sprintf("%s: down -> %s<BR>",
-                                 $ifStatus{$key}{$snmpIfDescr},
-                                                                 $ifStatus{$key}{$snmpIfName});
+                                                        if (defined $ifXTable) {
+                                                                $ifmessage .= sprintf("%s: down -> %s<BR>",
+                                $ifStatus{$key}{$snmpIfName},
+                                                                                                                                $ifStatus{$key}{$snmpIfAlias});
+                                                        }else{
+                                                                $ifmessage .= sprintf("%s: down <BR>",
+                                                                                                                                $ifStatus{$key}{$snmpIfDescr});
+                                                        }
                         }
                 if ($ifStatus{$key}{$snmpIfOperStatus} == 5 ) { $ifdormant++ ;}
+                }else{
+                        $ifexclude++;
                 }
+                
         }
    
 }
 
    if ($ifdown > 0) {
       $state = 'CRITICAL';
-      $answer = sprintf("host '%s', interfaces up: %d, down: %d, dormant: %d<BR>",
+      $answer = sprintf("host '%s', interfaces up: %d, down: %d, dormant: %d, excluded: %d<BR>",
                         $hostname,
                         $ifup,
                         $ifdown,
-                        $ifdormant);
+                        $ifdormant,
+                        $ifexclude);
       $answer = $answer . $ifmessage . "\n";
    }
    else {
       $state = 'OK';
-      $answer = sprintf("host '%s', interfaces up: %d, down: %d, dormant: %d\n",
+      $answer = sprintf("host '%s', interfaces up: %d, down: %d, dormant: %d, excluded: %d",
                         $hostname,
                         $ifup,
                         $ifdown,
-                        $ifdormant);
+                        $ifdormant,
+                        $ifexclude);
    }
-
-print ("$state: $answer");
+my $perfdata = sprintf("up:%d,down:%d,dormant:%d,excluded:%d",$ifup,$ifdown,$ifdormant,$ifexclude);
+print ("$state: $answer |$perfdata\n");
 exit $ERRORS{$state};
 
 
@@ -236,7 +274,7 @@ sub usage {
 
 sub print_help {
         printf "check_ifstatus plugin for Nagios monitors operational \n";
-        printf "status of each network interface (except PPP interfaces) on the target host\n";
+        printf "status of each network interface on the target host\n";
         printf "\nUsage:\n";
         printf "   -H (--hostname)   Hostname to query - (required)\n";
         printf "   -C (--community)  SNMP read community (defaults to public,\n";
@@ -245,8 +283,11 @@ sub print_help {
         printf "                        2 for SNMP v2c\n";
         printf "                        SNMP v2c will use get_bulk for less overhead\n";
         printf "   -p (--port)       SNMP port (default 161)\n";
-        printf "   -I (--ifmib)      Agent supports IFMIB ifXTable.  Do not use if\n";
-        printf "                     you don't know what this is.\n";
+        printf "   -I (--ifmib)      Agent supports IFMIB ifXTable.  For Cisco - this will provide\n";
+        printf "                     the descriptive name.  Do not use if you don't know what this is. \n";
+        printf "   -x (--exclude)    A comma separated list of ifType values that should be excluded \n";
+        printf "                     from the report (default for an empty list is PPP(23).\n";
+        printf "                     See the IANAifType-MIB for a list of interface types.\n";
         printf "   -V (--version)    Plugin version\n";
         printf "   -h (--help)       usage help \n\n";
         print_revision($PROGNAME, '$Revision$');