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monitor the scripts #2

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monitor the scripts #2

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7526cc6
monitor the scripts
Oct 6, 2016
92b9a57
Add exclude option for vrrp_scripts
Apr 18, 2018
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131 changes: 99 additions & 32 deletions check_keepalived_vrrp.pl
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Original file line number Diff line number Diff line change
Expand Up @@ -95,6 +95,7 @@ ()
printf STDERR (" -v version SNMP version\n");
printf STDERR (" -w weight weight threshold of master instance\n");
printf STDERR (" -x pattern exclude virtual routers matching pattern\n");
printf STDERR (" -X pattern exclude scripts matching pattern\n");
printf STDERR ("\n");
printf STDERR ("NOTES:\n");
printf STDERR (" By default, the desired state of an instance (backup or master) is determined by\n");
Expand All @@ -120,6 +121,7 @@ ($)
{
my $cnf = shift;
my $vrouter;
my $vscript;
my $state;


Expand Down Expand Up @@ -149,29 +151,50 @@ ($)
if ($vrouter->{'desiredState'} =~ /^master$/i)
{
$vrouter->{'nagios'} = 'CRIT';
$cnf->{'crit'}->[@{$cnf->{'crit'}}] = $vrouter;
$cnf->{'critRouter'}->[@{$cnf->{'critRouter'}}] = $vrouter;
}
else
{
$vrouter->{'nagios'} = 'WARN';
$cnf->{'warn'}->[@{$cnf->{'warn'}}] = $vrouter;
$cnf->{'warnRouter'}->[@{$cnf->{'warnRouter'}}] = $vrouter;
};
}
else
{
$vrouter->{'nagios'} = 'OKAY';
$cnf->{'okay'}->[@{$cnf->{'okay'}}] = $vrouter;
$cnf->{'okayRouter'}->[@{$cnf->{'okayRouter'}}] = $vrouter;
};
};
};


$cnf->{'count_crit'} = @{$cnf->{'crit'}};
$cnf->{'count_warn'} = @{$cnf->{'warn'}};
$cnf->{'count_okay'} = @{$cnf->{'okay'}};
$cnf->{'count_all'} = @{$cnf->{'crit'}};
$cnf->{'count_all'} += @{$cnf->{'warn'}};
$cnf->{'count_all'} += @{$cnf->{'okay'}};
# check status of each checkscript
for $vscript (sort {$a->{'vrrpScriptName'} cmp $b->{'vrrpScriptName'}} @{$cnf->{'vscripts'}})
{
if (($vscript->{'vrrpScriptResult'} !~ /^good$/i) && ($vscript->{'vrrpScriptName'} !~ $cnf->{'excludeScript'}))
{
$vscript->{'nagios'} = 'CRIT';
$cnf->{'critScript'}->[@{$cnf->{'critScript'}}] = $vscript;
}
else
{
$vscript->{'nagios'} = 'OKAY';
$cnf->{'okayScript'}->[@{$cnf->{'okayScript'}}] = $vscript;
};
};

$cnf->{'count_crit_rtr'} = @{$cnf->{'critRouter'}};
$cnf->{'count_crit_script'} = @{$cnf->{'critScript'}};
$cnf->{'count_crit'} = $cnf->{'count_crit_rtr'};
$cnf->{'count_crit'} += $cnf->{'count_crit_script'};
$cnf->{'count_warn_rtr'} = @{$cnf->{'warnRouter'}};
$cnf->{'count_warn'} = $cnf->{'count_warn_rtr'};
$cnf->{'count_okay_rtr'} = @{$cnf->{'okayRouter'}};
$cnf->{'count_okay_script'} = @{$cnf->{'okayScript'}};
$cnf->{'count_okay'} = $cnf->{'count_okay_rtr'};
$cnf->{'count_okay'} += $cnf->{'count_okay_script'};
$cnf->{'count_all'} = $cnf->{'count_crit'};
$cnf->{'count_all'} += $cnf->{'count_warn'};
$cnf->{'count_all'} += $cnf->{'count_okay'};


return($vrouter);
Expand All @@ -188,15 +211,18 @@ ($)
$cnf->{'weight'} = 0;
$cnf->{'instance'} = '^.*$';
$cnf->{'exclude'} = '^$';
$cnf->{'excludeScript'} = '^$';
$cnf->{'routers'} = [];
$cnf->{'crit'} = [];
$cnf->{'warn'} = [];
$cnf->{'okay'} = [];
$cnf->{'critRouter'} = [];
$cnf->{'critScript'} = [];
$cnf->{'warnRouter'} = [];
$cnf->{'okayRouter'} = [];
$cnf->{'okayScript'} = [];
$cnf->{'all'} = [];

$Getopt::Std::STANDARD_HELP_VERSION=1;

if (!(getopts("a:bc:h:mn:qtVv:w:x:", $cnf)))
if (!(getopts("a:bc:h:mn:qtVv:w:x:X:", $cnf)))
{
HELP_MESSAGE();
return(3);
Expand All @@ -213,16 +239,17 @@ ($)
return(3);
};

$cnf->{'state'} = defined($cnf->{'b'}) ? 'backup' : $cnf->{'state'};
$cnf->{'state'} = defined($cnf->{'m'}) ? 'master' : $cnf->{'state'};
$cnf->{'terse'} = defined($cnf->{'t'}) ? $cnf->{'t'} : 0;
$cnf->{'quiet'} = defined($cnf->{'q'}) ? $cnf->{'q'} : 0;
$cnf->{'agent'} = defined($cnf->{'a'}) ? $cnf->{'a'} : $cnf->{'agent'};
$cnf->{'version'} = defined($cnf->{'v'}) ? $cnf->{'v'} : $cnf->{'version'};
$cnf->{'community'} = defined($cnf->{'c'}) ? $cnf->{'c'} : $cnf->{'community'};
$cnf->{'instance'} = defined($cnf->{'n'}) ? $cnf->{'n'} : $cnf->{'instance'};
$cnf->{'exclude'} = defined($cnf->{'x'}) ? $cnf->{'x'} : $cnf->{'exclude'};
$cnf->{'weight'} = defined($cnf->{'w'}) ? $cnf->{'w'} : $cnf->{'weight'};
$cnf->{'state'} = defined($cnf->{'b'}) ? 'backup' : $cnf->{'state'};
$cnf->{'state'} = defined($cnf->{'m'}) ? 'master' : $cnf->{'state'};
$cnf->{'terse'} = defined($cnf->{'t'}) ? $cnf->{'t'} : 0;
$cnf->{'quiet'} = defined($cnf->{'q'}) ? $cnf->{'q'} : 0;
$cnf->{'agent'} = defined($cnf->{'a'}) ? $cnf->{'a'} : $cnf->{'agent'};
$cnf->{'version'} = defined($cnf->{'v'}) ? $cnf->{'v'} : $cnf->{'version'};
$cnf->{'community'} = defined($cnf->{'c'}) ? $cnf->{'c'} : $cnf->{'community'};
$cnf->{'instance'} = defined($cnf->{'n'}) ? $cnf->{'n'} : $cnf->{'instance'};
$cnf->{'exclude'} = defined($cnf->{'x'}) ? $cnf->{'x'} : $cnf->{'exclude'};
$cnf->{'excludeScript'} = defined($cnf->{'X'}) ? $cnf->{'X'} : $cnf->{'excludeScript'};
$cnf->{'weight'} = defined($cnf->{'w'}) ? $cnf->{'w'} : $cnf->{'weight'};

if ( (($cnf->{'state'})) && (($cnf->{'weight'})) )
{
Expand Down Expand Up @@ -361,6 +388,7 @@ ($)
my $cnf = shift;

my $vrouters;
my $vscripts;
my $vb;
my $sess;
my $key;
Expand All @@ -371,13 +399,16 @@ ($)
my $vat;
my $vsgt;
my $vsgmt;
my $vst;
my $inst;
my $grp;
my $addr;


$vrouters = [];
$vscripts = [];
$cnf->{'vrouters'} = $vrouters;
$cnf->{'vscripts'} = $vscripts;


# connects to agent
Expand Down Expand Up @@ -496,6 +527,17 @@ ($)
};
};

# Load scripts table
$vst = $sess->gettable('KEEPALIVED-MIB::vrrpScriptTable');
if (( defined($vst) ))
{
for $key (keys(%{$vst}))
{
$inst = $vst->{$key};
$vscripts->[@{$vscripts}] = $inst;
};
};


return(0);
};
Expand All @@ -514,6 +556,7 @@ (@)
my $cnf;
my $rc;
my $vrouter;
my $vscript;

$cnf = {};

Expand All @@ -540,22 +583,29 @@ (@)
chk_vrrp_analyze($cnf);


# print summary
# print router summary
if ($cnf->{'count_all'} == 0)
{
printf("Keepalived is not running or is not configured properly.|\n");
exit(2);
};
printf("Virtual Routers: ");
if ($cnf->{'count_crit'} != 0)
if ($cnf->{'count_crit_rtr'} != 0)
{
printf("%i CRIT, ", $cnf->{'count_crit'});
printf("%i CRIT, ", $cnf->{'count_crit_rtr'});
};
if ($cnf->{'count_warn'} != 0)
if ($cnf->{'count_warn_rtr'} != 0)
{
printf("%i WARN, ", $cnf->{'count_warn'});
printf("%i WARN, ", $cnf->{'count_warn_rtr'});
};
printf("%i OKAY - %s|\n", $cnf->{'count_okay'}, $cnf->{'keepalived'});
printf("%i OKAY", $cnf->{'count_okay_rtr'});
# print script summary
printf(" ---- Check Scripts: ");
if ($cnf->{'count_crit_script'} != 0)
{
printf("%i CRIT, ", $cnf->{'count_crit_script'});
}
printf("%i OKAY - %s|\n", $cnf->{'count_okay_script'}, $cnf->{'keepalived'});
if ($cnf->{'quiet'} == 1)
{
return(chk_vrrp_nagios_code($cnf));
Expand All @@ -568,9 +618,9 @@ (@)
printf("-\n");
printf("Router ID: %s\n", $cnf->{'routerId'});
printf("Check Method: %s\n", $cnf->{'checkMethod'});
printf("vRouter Count: %i\n", $cnf->{'count_all'});
printf("vRouter Count: %i\n", scalar(keys @{$cnf->{'vrouters'}}));
};
foreach $vrouter (@{$cnf->{'crit'}}, @{$cnf->{'warn'}}, @{$cnf->{'okay'}})
foreach $vrouter (@{$cnf->{'critRouter'}}, @{$cnf->{'warnRouter'}}, @{$cnf->{'okayRouter'}})
{
printf("-\n");
if ($cnf->{'terse'} == 1)
Expand All @@ -580,6 +630,23 @@ (@)
chk_vrrp_detail($vrouter);
};
};
if ($cnf->{'terse'} == 0)
{
printf("-\n");
printf("vScripts Count: %i\n", scalar(keys @{$cnf->{'vscripts'}}));
for $vscript (sort {$a->{'vrrpScriptName'} cmp $b->{'vrrpScriptName'}} @{$cnf->{'vscripts'}})
{
printf("-\n");
if ($vscript->{'vrrpScriptName'} =~ $cnf->{'excludeScript'})
{
$vscript->{'vrrpScriptResult'} .= " (Excluded)";
}
chk_vrrp_print($vscript, 'vrrpScriptName', "Script Name");
chk_vrrp_print($vscript, 'vrrpScriptResult', "Script Result");
printf("-\n");
};
};

printf("|\n");


Expand Down