<& /elements/header.html &>
% foreach my $section ( keys %status ) {
<FONT CLASS="fsinnerbox-title"><% mt($section) |h %></FONT>
<TABLE CLASS="fsinnerbox">
%   foreach my $item ( @{ $status{$section} } ) {
      <TR>
        <TD ALIGN="right"><% $item->{title} %></TH>
        <TD><B><% $item->{value} %></B></TD>
      </TR>
%   }
</TABLE>
<BR><BR>
% }
<& /elements/footer.html &>
<%init>

my $os;
-e '/usr/bin/lsb_release' and run( ['lsb_release', '-d'], '>',\$os );
if ( ! $@ && $os =~ /^\s*Description:\s*(.+)$/ ) {
  $os = $1;
} elsif ( my $deb_version = slurp('/etc/debian_version') ) {
  $os = "Debian $deb_version";
}

( my $perl_ver = $^V ) =~ s/^v//;

my $db = driver_name;
$db = 'PostgreSQL'    if $db =~ /^Pg/;
$db = 'MySQL/MariaDB' if $db =~ /^mysql/;

my $db_ver = FS::Record->scalar_sql('SELECT VERSION()');
if ( $db eq 'PostgreSQL' && $db_ver =~ /^\s*PostgreSQL\s+([\w\.]+)\s+on\s+/ ) {
  $db_ver = $1;
}

my $db_size = 'Unknown';
if ( $db eq 'PostgreSQL' ) {
  $db_size = FS::Record->scalar_sql(qq(
    SELECT pg_size_pretty(pg_database_size(datname))
      FROM pg_catalog.pg_database
     WHERE datname = 'freeside'
  ));
}

tie my %status, 'Tie::IxHash',
  'Basics' => [
    { 'title' => 'Freeside version',
      'value' => $FS::VERSION,
    },
    { 'title' => 'Operating System',
      'value' => $os,
    },
    { 'title' => 'Perl version',
      'value' => $perl_ver,
    },
    { 'title' => 'Database engine',
      'value' => $db,
    },
    { 'title' => 'Database version',
      'value' => $db_ver,
    },
    { 'title' => 'Database size',
      'value' => $db_size,
    },
  ],
  'Required Daemons' => [
    { 'title' => 'Queue daemon',
      'value' => _is_running('queued') ? 'Running' : 'Not running',
    },
  ],
  'Optional Daemons' => [
    { 'title' => 'Self-service server(s)',
      'value' => '(Not checked)', #XXX multiple pid files, per machine etc
    },
    { 'title' => 'Self-service XML-RPC server',
      'value' => _is_running('selfservice-xmlrpcd') ? 'Running' : 'Not running',
    },
    { 'title' => 'Back office XML-RPC server',
      'value' => _is_running('xmlrpcd') ? 'Running' : 'Not running',
    },
    { 'title' => 'RADIUS accounting import daemon',
      'value' => _is_running('sqlradius-radacctd') ? 'Running' : 'Not running',
    },
    { 'title' => 'Prepaid daemon',
      'value' => _is_running('prepaidd') ? 'Running' : 'Not running',
    },
    { 'title' => 'CDR Rewrite daemon',
      'value' => _is_running('cdrrewrited') ? 'Running' : 'Not running',
    },
    { 'title' => 'CDR Prepaid daemon',
      'value' => _is_running('cdrd') ? 'Running' : 'Not running',
    },
    { 'title' => 'CDR Real-time rating daemon',
      'value' => _is_running('cdrrated') ? 'Running' : 'Not running',
    },
    #{ 'title' => 'Network monitoring port combiner', #?
    #  'value' => _is_running('torrus-srvderive') ? 'Running' : 'Not running',
    #},
  ],
;

if ( $db eq 'PostgreSQL' ) {

  my $enabled =    FS::Record->scalar_sql('SHOW wal_level')    eq 'hot_standby'
                && FS::Record->scalar_sql('SHOW archive_mode') eq 'on';

  my $slave = 
    FS::Record->scalar_sql('SHOW archive_command') =~ / postgres\@([\w\.\-]+): /
      ? $1 : '';

  $status{'Replication'} = [
    { 'title' => 'Status', #?
      'value' => $enabled ? 'Enabled' : 'Disabled',
    },
  ];

  if ( $enabled ) {
    push @{ $status{'Replication'} }, 
      { 'title' => 'Slave',
        'value' => $slave || '(Missing, or unparseable archive_command)',
      },
    ;
    if ( $slave ) {
      #how far behind is it?  will be easier once we're off 9.1
      # http://www.keithf4.com/monitoring_streaming_slave_lag/
      # except pg_stat_replication still doesn't fill in the columns we need as
      # non-Pg user :/
      push @{ $status{'Replication'} }, 
        { 'title' => 'Slave',
          'value' => $slave || '(Missing, or unparseable archive_command)',
        },
      ;
    }
  }

} else {

  $status{'Replication'} = [
    { 'title' => 'Enabled',
      'value' => "(Not yet checked on $db)",
    },
  ];

}

if ( _is_running('cdrd') ) {

  my $delay = FS::Record->scalar_sql('
    SELECT AVG(end_date-insert_date)
      FROM queue_stat
      GROUP BY statnum
      ORDER BY statnum DESC
      LIMIT 100
  ');
  if ( $delay ) {
    my $h = int($delay/3600);
    my $m = int( ($delay%3600) / 60 );
    my $s = $delay%60;

    $delay = ( $h     ? $h. 'h' : '' ).
             ( $h||$m ? $m. 'm' : '').
                        $s. 's';

  }

  my $pr_delay = FS::Record->scalar_sql('
    SELECT AVG(end_date-start_date)
      FROM queue_stat
      GROUP BY statnum
      ORDER BY statnum DESC
      LIMIT 100
  ');
  if ( $pr_delay ) {
    my $h = int($delay/3600);
    my $m = int( ($delay%3600) / 60 );
    my $s = $delay%60;

    $pr_delay = ( $h     ? $h. 'h' : '' ).
                ( $h||$m ? $m. 'm' : '').
                           $s. 's';

  }

  my $dayago = time2str('%Y-%m-%d %X', time - 86400);
  my $cdrs = FS::Record->scalar_sql(qq{
    SELECT COUNT(*) FROM cdr
      WHERE ( freesidestatus IS NULL OR freesidestatus = '' )
        AND calldate > '$dayago'
  });

  $status{'CDR Processing'} = [
    { 'title' => 'Current processing delay',
      'value' => $delay,
    },
    { 'title' => 'Average billing time',
      'value' => $pr_delay,
    },
    { 'title' => 'Unprocessed CDRs (last 24 hours)',
      'value' => $cdrs,
    },
  ];

}

sub _is_running {
  my $thing = shift;

  my $pid_path = '/var/run'; #XXX hardcoded path

  my $pidfile =
    -e "$pid_path/freeside/$thing.pid" ? "$pid_path/freeside/$thing.pid" :
    -e "$pid_path/freeside-$thing.pid" ? "$pid_path/freeside-$thing.pid" :
   return 0;

  -e $pidfile and kill 0, slurp($pidfile)
}

</%init>