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Add check_ifstatus option to ignore interfaces by name

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Ignoring by index is not always an option, as the index can change on
chassis switches as blade configurations change.
This commit is contained in:
Nick Peelman 2013-05-13 09:30:09 -04:00 committed by Holger Weiss
parent 57fb03cea5
commit 9a4771b09f
1 changed files with 38 additions and 19 deletions
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57
plugins-scripts/check_ifstatus.pl
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@ -9,6 +9,7 @@
# Added -u option (4/2003)
# Added -M option (10/2003)
# Added SNMPv3 support (10/2003)
# Added -n option (07/2014)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
@ -95,8 +96,10 @@ my $ifXTable;
my $opt_h ;
my $opt_V ;
my $opt_u;
my $opt_n;
my $opt_x ;
my %excluded ;
my %unused_names ;
my @unused_ports ;
my %session_opts;
@ -171,27 +174,30 @@ alarm(0);
foreach $key (keys %ifStatus) {
# skip unused interfaces
if (!defined($ifStatus{$key}{'notInUse'})) {
my $ifName = $ifStatus{$key}{$snmpIfDescr};
if (!defined($ifStatus{$key}{'notInUse'}) || !grep(/^${ifName}/, @unused_ports )) {
# check only if interface is administratively up
if ($ifStatus{$key}{$snmpIfAdminStatus} == 1 ) {
# 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++ ;
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{$key}{$snmpIfAdminStatus} == 1 ) {
#check only if interface is not excluded
if (!defined $unused_names{$ifStatus{$key}{$snmpIfDescr}} ) {
# 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++ ;
if (defined $ifXTable) {
$ifmessage .= sprintf("%s: down -> %s<BR>\n", $ifStatus{$key}{$snmpIfName}, $ifStatus{$key}{$snmpIfAlias});
}else{
$ifmessage .= sprintf("%s: down <BR>\n",$ifStatus{$key}{$snmpIfDescr});
}
}
if ($ifStatus{$key}{$snmpIfOperStatus} == 5 ) { $ifdormant++ ;}
} else {
$ifexclude++;
}
if ($ifStatus{$key}{$snmpIfOperStatus} == 5 ) { $ifdormant++ ;}
}else{
$ifexclude++;
} else {
$ifunused++;
}
}
@ -259,6 +265,8 @@ sub print_help() {
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 " -n (--unused_ports_by_name) A comma separated list of ifDescr values that should be excluded \n";
printf " from the report (default is an empty exclusion list).\n";
printf " -u (--unused_ports) A comma separated list of ifIndex values that should be excluded \n";
printf " from the report (default is an empty exclusion list).\n";
printf " See the IANAifType-MIB for a list of interface types.\n";
@ -299,6 +307,7 @@ sub process_arguments() {
"I" => \$ifXTable, "ifmib" => \$ifXTable,
"x:s" => \$opt_x, "exclude:s" => \$opt_x,
"u=s" => \$opt_u, "unused_ports=s" => \$opt_u,
"n=s" => \$opt_n, "unused_ports_by_name=s" => \$opt_n,
"M=i" => \$maxmsgsize, "maxmsgsize=i" => \$maxmsgsize,
"t=i" => \$timeout, "timeout=i" => \$timeout,
);
@ -406,6 +415,16 @@ sub process_arguments() {
}
}
# Excluded interface descriptors
if (defined $opt_n) {
my @unused = split(/,/,$opt_n);
if ( @unused ) {
foreach $key (@unused) {
$unused_names{$key} = 1;
}
}
}
# Excluded interface ports (ifIndex) - management reasons
if ($opt_u) {
@unused_ports = split(/,/,$opt_u);