Add ports with multiple nodes attached report

Netdisco/Changes

@@ -4,6 +4,7 @@
   * Add Device PoE status report
   * Add Nodes with multiple IP addresses report
   * Add Device addresses with DNS entries report
+  * Add Ports with multiple nodes attached report
 
   [ENHANCEMENTS]
 

Netdisco/lib/App/Netdisco/Web/Plugin/Report/PortMultiNodes.pm

@@ -0,0 +1,48 @@
+package App::Netdisco::Web::Plugin::Report::PortMultiNodes;
+
+use Dancer ':syntax';
+use Dancer::Plugin::DBIC;
+use Dancer::Plugin::Auth::Extensible;
+
+use App::Netdisco::Web::Plugin;
+
+register_report(
+    {   category     => 'Port',
+        tag          => 'portmultinodes',
+        label        => 'Ports with multiple nodes attached',
+        provides_csv => 1,
+    }
+);
+
+get '/ajax/content/report/portmultinodes' => require_login sub {
+    my @results = schema('netdisco')->resultset('Device')->search(
+        { 'ports.remote_ip' => undef, 'nodes.active' => 1 },
+        {   result_class => 'DBIx::Class::ResultClass::HashRefInflator',
+            select       => [ 'ip', 'dns', 'name' ],
+            join       => { 'ports' => 'nodes' },
+            '+columns' => [
+                { 'port'        => 'ports.port' },
+                { 'description' => 'ports.name' },
+                { 'mac_count'   => { count => 'nodes.mac' } },
+            ],
+            group_by => [qw/me.ip me.dns me.name ports.port ports.name/],
+            having   => \[ 'count(nodes.mac) > ?', [ count => 1 ] ],
+            order_by => { -desc => [qw/count/] },
+        }
+    )->all;
+
+    return unless scalar @results;
+
+    if ( request->is_ajax ) {
+        template 'ajax/report/portmultinodes.tt', { results => \@results, },
+            { layout => undef };
+    }
+    else {
+        header( 'Content-Type' => 'text/comma-separated-values' );
+        template 'ajax/report/portmultinodes_csv.tt',
+            { results => \@results, },
+            { layout  => undef };
+    }
+};
+
+1;

Netdisco/share/config.yml

@@ -33,6 +33,7 @@ trust_x_remote_user: false
 path: '/'
 web_plugins:
   - Inventory
+  - Report::PortMultiNodes
   - Report::PortUtilization
   - Report::ApChannelDist
   - Report::ApRadioChannelPower

Netdisco/share/views/ajax/report/portmultinodes.tt

@@ -0,0 +1,23 @@
+[% USE Number.Format %]
+<table class="table table-bordered table-condensed table-striped nd_floatinghead">
+  <thead>
+    <tr>
+      <th>Device</th>
+      <th class="nd_center-cell">Port</th>
+      <th class="nd_center-cell">Port Description</th>      
+      <th class="nd_center-cell">Node Count</th>
+    </tr>
+  </thead>
+  </tbody>
+    [% FOREACH row IN results %]
+    <tr>
+      <td>[% row.dns || row.name || row.ip | html_entity %]</td>
+      <td class="nd_center-cell"><a href="[% device_ports %]&q=[% row.dns || row.ip | uri %]&f=[% row.port | uri %]&c_nodes=on">
+               [% row.port | html_entity %]</a></td>
+      <td class="nd_center-cell">[% row.description | html_entity %]</td>
+      <td class="nd_center-cell">[% row.mac_count | format_number %]</td>
+    </tr>
+    [% END %]
+  </tbody>
+</table>
+

Netdisco/share/views/ajax/report/portmultinodes_csv.tt

@@ -0,0 +1,12 @@
+[% USE CSV -%]
+[% CSV.dump([ 'Device' 'Port' 'Port Description' 'Node Count' ]) %]
+
+[% FOREACH row IN results %]
+  [% mylist = [] %]
+  [% mylist.push(row.dns || row.name || row.ip) %]
+  [% mylist.push(row.port) %]
+  [% mylist.push(row.description) %]
+  [% mylist.push(row.mac_count) %]
+  [% CSV.dump(mylist) %]
+
+[% END %]