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183 lines
7.1 KiB
183 lines
7.1 KiB
#!/usr/bin/perl |
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# |
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# This prints JSON formated data reporting the status of an file systems on nodes and DR hosts. |
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# |
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use strict; |
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use warnings; |
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use Anvil::Tools; |
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use Data::Dumper; |
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use JSON; |
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$| = 1; |
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my $THIS_FILE = ($0 =~ /^.*\/(.*)$/)[0]; |
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my $running_directory = ($0 =~ /^(.*?)\/$THIS_FILE$/)[0]; |
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if (($running_directory =~ /^\./) && ($ENV{PWD})) |
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{ |
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$running_directory =~ s/^\./$ENV{PWD}/; |
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} |
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my $anvil = Anvil::Tools->new(); |
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$anvil->Get->switches; |
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$anvil->Database->connect; |
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$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 2, secure => 0, key => "log_0132"}); |
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if (not $anvil->data->{sys}{database}{connections}) |
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{ |
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# No databases, exit. |
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$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 0, 'print' => 1, priority => "err", key => "error_0003"}); |
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$anvil->nice_exit({exit_code => 1}); |
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} |
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# Read in any CGI variables, if needed. |
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$anvil->Get->cgi(); |
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$anvil->Database->get_hosts(); |
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$anvil->Database->get_anvils(); |
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print $anvil->Template->get({file => "shared.html", name => "json_headers", show_name => 0})."\n"; |
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my $hash = { file_systems => [] }; |
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my $anvil_uuid = ""; |
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if ($anvil->data->{cgi}{anvil_uuid}{value}) |
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{ |
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$anvil_uuid = $anvil->data->{cgi}{anvil_uuid}{value}; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { anvil_uuid => $anvil_uuid }}); |
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} |
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elsif ($anvil->data->{switches}{'anvil-uuid'}) |
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{ |
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$anvil_uuid = $anvil->data->{switches}{'anvil-uuid'}; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { anvil_uuid => $anvil_uuid }}); |
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} |
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if ((not $anvil_uuid) or (not exists $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid})) |
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{ |
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$anvil->data->{anvil_status}{anvil_name} = "!!invalid!anvil_uuid!!"; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'anvil_status::anvil_name' => $anvil->data->{anvil_status}{anvil_name} }}); |
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} |
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else |
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{ |
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my $node1_uuid = $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_node1_host_uuid}; |
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my $node2_uuid = $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_node2_host_uuid}; |
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my $dr1_uuid = $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_dr1_host_uuid}; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { |
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node1_uuid => $node1_uuid, |
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node2_uuid => $node2_uuid, |
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dr1_uuid => $dr1_uuid, |
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}}); |
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my $query = " |
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SELECT |
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a.host_uuid, |
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a.host_name, |
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b.scan_filesystem_mount_point, |
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b.scan_filesystem_size, |
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b.scan_filesystem_used |
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FROM |
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hosts a, |
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scan_filesystems b |
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WHERE |
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a.host_uuid = b.scan_filesystem_host_uuid |
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AND |
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( |
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a.host_uuid = ".$anvil->Database->quote($node1_uuid)." |
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OR |
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a.host_uuid = ".$anvil->Database->quote($node2_uuid); |
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if ($dr1_uuid) |
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{ |
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$query .= " |
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OR |
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a.host_uuid = ".$anvil->Database->quote($dr1_uuid); |
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} |
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$query .= " |
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) |
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ORDER BY |
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a.host_name ASC, |
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b.scan_filesystem_mount_point DESC |
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;"; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { query => $query }}); |
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my $results = $anvil->Database->query({query => $query, source => $THIS_FILE, line => __LINE__}); |
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my $count = @{$results}; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { |
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results => $results, |
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count => $count, |
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}}); |
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foreach my $row (@{$results}) |
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{ |
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my $host_uuid = $row->[0]; |
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my $host_name = $row->[1]; |
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my $mount_point = $row->[2]; |
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my $size = $row->[3]; |
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my $used = $row->[4]; |
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my $free = $size - $used; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { |
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host_uuid => $host_uuid, |
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host_name => $host_name, |
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mount_point => $mount_point, |
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size => $anvil->Convert->add_commas({number => $size})." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $size}).")",, |
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used => $anvil->Convert->add_commas({number => $used})." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $used}).")",, |
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free => $anvil->Convert->add_commas({number => $free})." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $free}).")",, |
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}}); |
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$anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{host_name} = $host_name; |
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$anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{total} = $size; |
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$anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{free} = $free; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { |
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"raw::file_systems::${mount_point}::nodes::${host_uuid}::host_name" => $anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{host_name}, |
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"raw::file_systems::${mount_point}::nodes::${host_uuid}::total" => $anvil->Convert->add_commas({number => $anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{total}})." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{total}}).")",, |
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"raw::file_systems::${mount_point}::nodes::${host_uuid}::free" => $anvil->Convert->add_commas({number => $anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{free}})." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{free}}).")",, |
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}}); |
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} |
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foreach my $mount_point (sort {$a cmp $b} keys %{$anvil->data->{raw}{file_systems}}) |
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{ |
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# Make a FS hash, which will be pushed into the file_systems array in the response body. |
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my $file_system = {}; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { mount_point => $mount_point }}); |
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$file_system->{mount_point} = $mount_point; |
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$file_system->{nodes} = []; |
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my $nodes = [$node1_uuid, $node2_uuid]; |
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if ($dr1_uuid) |
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{ |
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push @{$nodes}, $dr1_uuid; |
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} |
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foreach my $host_uuid (@{$nodes}) |
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{ |
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my $host_name = $anvil->data->{hosts}{host_uuid}{$host_uuid}{host_name}; |
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$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { |
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host_uuid => $host_uuid, |
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host_name => $host_name, |
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}}); |
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if (exists $anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}) |
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{ |
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push @{$file_system->{nodes}}, { |
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host_uuid => $host_uuid, |
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host_name => $anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{host_name}, |
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# \1 will be transformed to the JSON boolean "true" by the JSON module. |
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is_mounted => \1, |
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# FS total size is required by the spec to be an JSON number rather than string. |
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total => int($anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{total}), |
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free => $anvil->data->{raw}{file_systems}{$mount_point}{nodes}{$host_uuid}{free}, |
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} |
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} |
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else |
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{ |
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push @{$file_system->{nodes}}, { |
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host_uuid => $host_uuid, |
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host_name => $anvil->data->{hosts}{host_uuid}{$host_uuid}{host_name}, |
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# \0 will be transformed to the JSON boolean "false" by the JSON module. |
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is_mounted => \0, |
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total => 0, |
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free => 0, |
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} |
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} |
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} |
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# Push the filled FS has into the response body's file_systems array. |
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push(@{$hash->{file_systems}}, $file_system); |
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} |
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} |
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print JSON->new->utf8->encode($hash)."\n";
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