#!/usr/bin/perl # # This prints JSON formated data reporting the status of servers on an Anvil! system. # use strict; use warnings; use Anvil::Tools; use Data::Dumper; use JSON; $| = 1; my $THIS_FILE = ($0 =~ /^.*\/(.*)$/)[0]; my $running_directory = ($0 =~ /^(.*?)\/$THIS_FILE$/)[0]; if (($running_directory =~ /^\./) && ($ENV{PWD})) { $running_directory =~ s/^\./$ENV{PWD}/; } my $anvil = Anvil::Tools->new(); $anvil->Get->switches; $anvil->Database->connect; $anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 2, secure => 0, key => "log_0132"}); if (not $anvil->data->{sys}{database}{connections}) { # No databases, exit. $anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 0, 'print' => 1, priority => "err", key => "error_0003"}); $anvil->nice_exit({exit_code => 1}); } # Read in any CGI variables, if needed. $anvil->Get->cgi(); $anvil->Database->get_hosts(); $anvil->Database->get_anvils(); print $anvil->Template->get({file => "shared.html", name => "json_headers", show_name => 0})."\n"; my $hash = {}; my $anvil_uuid = ""; if ($anvil->data->{cgi}{anvil_uuid}{value}) { $anvil_uuid = $anvil->data->{cgi}{anvil_uuid}{value}; $anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { anvil_uuid => $anvil_uuid }}); } elsif ($anvil->data->{switches}{'anvil-uuid'}) { $anvil_uuid = $anvil->data->{switches}{'anvil-uuid'}; $anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { anvil_uuid => $anvil_uuid }}); } if ((not $anvil_uuid) or (not exists $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid})) { $anvil->data->{anvil_status}{anvil_name} = "!!invalid!anvil_uuid!!"; $anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'anvil_status::anvil_name' => $anvil->data->{anvil_status}{anvil_name} }}); } else { my $node1_uuid = $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_node1_host_uuid}; my $node1_host_name = $anvil->data->{hosts}{host_uuid}{$node1_uuid}{short_host_name}; my $node2_uuid = $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_node2_host_uuid}; my $node2_host_name = $anvil->data->{hosts}{host_uuid}{$node2_uuid}{short_host_name}; $anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { node1_uuid => $node1_uuid, node1_host_name => $node1_host_name, node2_uuid => $node2_uuid, node2_host_name => $node2_host_name, }}); $hash->{servers} = []; # For each node, check to see if it's "online" and, if so, if the node is in the cluster. $anvil->Database->get_hosts_info(); my $query = " SELECT server_uuid, server_name, server_state, server_host_uuid FROM servers WHERE server_anvil_uuid = ".$anvil->Database->quote($anvil_uuid)." "; $anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { query => $query }}); my $results = $anvil->Database->query({query => $query, source => $THIS_FILE, line => __LINE__}); my $count = @{$results}; $anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { results => $results, count => $count, }}); foreach my $row (@{$results}) { # How online is it? my $server_uuid = $row->[0]; my $server_name = $row->[1]; my $server_state = $row->[2]; my $server_host_uuid = $row->[3]; $anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_uuid => $server_uuid, server_name => $server_name, server_state => $server_state, server_host_uuid => $server_host_uuid, }}); # Ignore deleted servers. next if $server_state eq "DELETED"; my $server_host_index = undef; if ($server_state ne "shut off") { if ($server_host_uuid eq $node1_uuid) { $server_host_index = 0; } elsif ($server_host_uuid eq $node2_uuid) { $server_host_index = 1; } else { # Is it on DR? } } push @{$hash->{servers}}, { server_uuid => $server_uuid, server_name => $server_name, server_state => $server_state, server_host_uuid => $server_state eq "shut off" ? undef : $server_host_uuid, server_host_index => $server_host_index, }; } } print JSON->new->utf8->encode($hash)."\n";