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|
#!/usr/bin/perl
use strict;
use lib "/opt/vyatta/share/perl5";
use Vyatta::Cluster::Config;
my $CL_STATUS = "/usr/bin/cl_status";
my $config = new Vyatta::Cluster::Config;
$config->setupOrig("cluster");
if ($config->isEmpty()) {
# config is empty.
print "Clustering is not configured\n";
exit 0;
}
my $primary = $config->primaryNode();
my $secondary = $config->secondaryNode();
my @monitors = $config->monitorNodes();
my $services = $config->serviceStr();
my $pri_st = `$CL_STATUS nodestatus $primary 2>/dev/null`;
chomp $pri_st;
my $sec_st = `$CL_STATUS nodestatus $secondary 2>/dev/null`;
chomp $sec_st;
my %mon_st = ();
my $non_reach = 0;
foreach (@monitors) {
my $st = `$CL_STATUS nodestatus $_ 2>/dev/null`;
chomp $st;
if ($st ne "ping") {
$non_reach = 1;
}
$mon_st{$_} = $st;
}
my $res_st = `$CL_STATUS rscstatus 2>/dev/null`;
chomp $res_st;
my $my_name = `uname -n`;
chomp $my_name;
if ($my_name eq $primary) {
printPrimaryStatus();
exit 0;
} elsif ($my_name eq $secondary) {
printSecondaryStatus();
exit 0;
} else {
print "Error: this node ($my_name) is neither primary ($primary) "
. "nor secondary ($secondary)\n";
exit 1;
}
sub printPrimaryStatus {
my $all_reachable = 1;
foreach (keys %mon_st) {
if ($mon_st{$_} eq "dead") {
$all_reachable = 0;
last;
}
}
print "=== Status report on primary node $my_name ===\n\n";
print " Primary $primary (this node): ";
my $other_init = 0;
if ($pri_st eq "up") {
print "Started (waiting for secondary)";
$other_init = 1;
} elsif (($res_st eq "all") || ($res_st eq "local")) {
print "Active";
} elsif ($res_st eq "transition") {
print "Node status in transition";
} elsif ($res_st eq "none") {
if ($pri_st eq "active") {
if ($all_reachable) {
# work around heartbeat state problem
print "Active (standby)";
} else {
print "Down (at least 1 monitor not reachable)";
}
} elsif ($pri_st eq "dead") {
# this should be unreachable
print "Down";
} else {
print "Unknown";
}
} else {
print "Unknown";
}
print "\n\n";
print " Secondary $secondary: ";
if ($other_init) {
print "Initializing";
} elsif ($res_st eq "all") {
if ($sec_st eq "active") {
# this could also be "Down (at least 1 monitor node not reachable)"
# we might want to just say "Unknown".
print "Active (standby)";
} elsif ($sec_st eq "dead") {
print "Down";
} elsif ($sec_st eq "up") {
print "Initializing";
} else {
print "Unknown";
}
} elsif ($res_st eq "local") {
if ($sec_st eq "active") {
print "Active (standby)";
} else {
print "Unknown";
}
} elsif ($res_st eq "transition") {
print "Node status in transition";
} elsif ($res_st eq "none") {
if ($sec_st eq "active") {
print "Active";
} else {
print "Unknown";
}
} else {
print "Unknown";
}
print "\n\n";
foreach (keys %mon_st) {
print " Monitor $_: ";
if ($other_init) {
print "Initializing";
} elsif ($res_st eq "transition") {
print "Node status in transition";
} elsif ($mon_st{$_} eq "ping") {
print "Reachable";
} elsif ($mon_st{$_} eq "dead") {
print "Unreachable";
} else {
print "Unknown";
}
print "\n";
}
print "\n";
print " Resources [$services]:\n ";
if ($other_init) {
print "Initializing";
} elsif (($res_st eq "all") || ($res_st eq "local")) {
print "Active on primary $my_name (this node)";
} elsif ($res_st eq "transition") {
print "Resource status in transition";
} elsif ($res_st eq "none") {
print "Active on secondary $secondary";
} else {
print "Unknown";
}
print "\n\n";
}
sub printSecondaryStatus {
print "=== Status report on secondary node $my_name ===\n\n";
my $other_init = 0;
if ($sec_st eq "up") {
$other_init = 1;
}
my $all_reachable = 1;
foreach (keys %mon_st) {
if ($mon_st{$_} eq "dead") {
$all_reachable = 0;
last;
}
}
print " Primary $primary: ";
if ($other_init) {
print "Initializing";
} elsif ($res_st eq "all") {
if ($pri_st eq "active") {
# this could also be "Down (at least 1 monitor node not reachable)".
# we might want to just say "Unknown".
print "Active (standby)";
} elsif ($pri_st eq "dead") {
print "Down";
} elsif ($pri_st eq "up") {
print "Initializing";
} else {
print "Unknown";
}
} elsif ($res_st eq "local") {
if ($pri_st eq "active") {
print "Active";
} else {
print "Unknown";
}
} elsif ($res_st eq "transition") {
print "Node status in transition";
} elsif ($res_st eq "none") {
if ($pri_st eq "active") {
print "Active";
} else {
print "Unknown";
}
} else {
print "Unknown";
}
print "\n\n";
print " Secondary $my_name (this node): ";
if ($sec_st eq "up") {
print "Started (waiting for primary)";
} elsif ($res_st eq "all") {
print "Active";
} elsif ($res_st eq "local") {
print "Active (standby)";
} elsif ($res_st eq "transition") {
print "Node status in transition";
} elsif ($res_st eq "none") {
if ($sec_st eq "active") {
if ($all_reachable) {
# work around heartbeat state problem
print "Active (standby)";
} else {
print "Down (at least 1 monitor not reachable)";
}
} elsif ($sec_st eq "dead") {
# this should be unreachable
print "Down";
} else {
print "Unknown";
}
} else {
print "Unknown";
}
print "\n\n";
foreach (keys %mon_st) {
print " Monitor $_: ";
if ($other_init) {
print "Initializing";
} elsif ($res_st eq "transition") {
print "Node status in transition";
} elsif ($mon_st{$_} eq "ping") {
print "Reachable";
} elsif ($mon_st{$_} eq "dead") {
print "Unreachable";
} else {
print "Unknown";
}
print "\n";
}
print "\n";
print " Resources [$services]:\n ";
if ($other_init) {
print "Initializing";
} elsif ($res_st eq "all") {
print "Active on secondary $my_name (this node)";
} elsif ($res_st eq "transition") {
print "Resource status in transition";
} elsif (($res_st eq "none") || ($res_st eq "local")) {
print "Active on primary $primary";
} else {
print "Unknown";
}
print "\n\n";
}
exit 0;
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