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Skip connection refused to allow checking from different host in a Cassandra cluster #42

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Skip connection refused to allow checking from different host in a Cassandra cluster #42

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23 changes: 18 additions & 5 deletions HariSekhon/Cassandra/Nodetool.pm
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@ our @EXPORT = ( qw (
die_nodetool_unrecognized_output
nodetool_options
skip_nodetool_output
skip_connection_refused
validate_nodetool
validate_nodetool_options
)
Expand Down Expand Up @@ -93,10 +94,9 @@ our $nodetool_errors_regex = qr/
You\s+must\s+set |
Cannot\s+resolve |
unknown\s+host |
connection\s+refused |
failed\s+to\s+connect |
error |
user |
error |
user |
password |
Exception(?!s\s*:\s*\d+) |
in thread
Expand All @@ -105,7 +105,11 @@ our $nodetool_errors_regex = qr/
sub check_nodetool_errors($){
@_ or code_error "no input passed to check_nodetool_errors()";
my $str = join(" ", @_);
quit "CRITICAL", $str if $str =~ /$nodetool_errors_regex/;
if(skip_connection_refused($str)) {
return 1;
}else{
quit "CRITICAL", $str if $str =~ /$nodetool_errors_regex/;
}
}

sub skip_nodetool_output($){
Expand All @@ -118,6 +122,15 @@ sub skip_nodetool_output($){
return 0;
}

sub skip_connection_refused($){
@_ or code_error "no input passed to skip_nodetool_output()";
my $str = join(" ", @_);
if($str =~ /connection\s+refused/i) {
return 1;
}
return 0;
}

# Cassandra 2.0 DataStax Community Edition (nodetool version gives 'ReleaseVersion: 2.0.2')
our $nodetool_status_header_regex = qr/
^Note |
Expand All @@ -133,4 +146,4 @@ sub die_nodetool_unrecognized_output($){
quit "UNKNOWN", sprintf("unrecognized output '%s', nodetool output format may have changed, aborting, $nagios_plugins_support_msg", $str);
}

1;
1;