From b3df39d1b076721f6ea5e6da84915ff1b4b1a18c Mon Sep 17 00:00:00 2001
From: Thomas Gelf <thomas@gelf.net>
Date: Tue, 10 Jan 2017 16:49:53 +0100
Subject: [PATCH] NodeController: add business impact action

Show all paths to a specific node to visualize it's business impact

fixes #8573
---
 application/controllers/NodeController.php    | 50 +++++++++++++++++++
 library/Businessprocess/Node.php              | 20 +++++++-
 .../ProvidedHook/Monitoring/HostActions.php   | 18 +++++++
 .../Monitoring/ServiceActions.php             | 25 ++++++++++
 library/Businessprocess/Web/Controller.php    | 14 +++++-
 run.php                                       |  2 +
 6 files changed, 126 insertions(+), 3 deletions(-)
 create mode 100644 application/controllers/NodeController.php
 create mode 100644 library/Businessprocess/ProvidedHook/Monitoring/HostActions.php
 create mode 100644 library/Businessprocess/ProvidedHook/Monitoring/ServiceActions.php

diff --git a/application/controllers/NodeController.php b/application/controllers/NodeController.php
new file mode 100644
index 0000000..d2dc8b6
--- /dev/null
+++ b/application/controllers/NodeController.php
@@ -0,0 +1,50 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\Controllers;
+
+use Icinga\Module\Businessprocess\Renderer\Breadcrumb;
+use Icinga\Module\Businessprocess\Renderer\TileRenderer;
+use Icinga\Module\Businessprocess\Web\Controller;
+use Icinga\Module\Businessprocess\Web\Url;
+
+class NodeController extends Controller
+{
+    public function impactAction()
+    {
+        $content = $this->content();
+        $this->controls()->add(
+            $this->singleTab($this->translate('Node Impact'))
+        );
+        $name = $this->params->get('name');
+        $this->addTitle($this->translate('Business Impact (%s)'), $name);
+
+        foreach ($this->storage()->listProcessNames() as $configName) {
+            $config = $this->storage()->loadProcess($configName);
+
+            // TODO: Fix issues with children, they do not exist unless resolved :-/
+            // This is a workaround:
+            foreach ($config->getRootNodes() as $node) {
+                $node->getState();
+            }
+
+            if (! $config->hasNode($name)) {
+                continue;
+            }
+
+            foreach ($config->getNode($name)->getPaths() as $path) {
+                $node = array_pop($path);
+                $renderer = new TileRenderer($config, $config->getNode($node));
+                $renderer->setUrl(
+                    Url::fromPath(
+                        'businessprocess/process/show',
+                        array('config' => $configName)
+                    )
+                )->setPath($path);
+
+                $bc = Breadcrumb::create($renderer);
+                $bc->attributes()->set('data-base-target', '_next');
+                $content->add($bc);
+            }
+        }
+    }
+}
diff --git a/library/Businessprocess/Node.php b/library/Businessprocess/Node.php
index 0d3794d..7062c97 100644
--- a/library/Businessprocess/Node.php
+++ b/library/Businessprocess/Node.php
@@ -309,15 +309,33 @@ abstract class Node
         );
     }
 
+    /**
+     * @return Node[]
+     */
     public function getParents()
     {
         return $this->parents;
     }
 
+    /**
+     * @return array
+     */
     public function getPaths()
     {
+        if ($this->bp->hasRootNode($this->getName())) {
+            return array(array($this->getName()));
+        }
+
+        $paths = array();
+        foreach ($this->parents as $parent) {
+            foreach ($parent->getPaths() as $path) {
+                // $path[] = $this->getName();
+                $paths[] = $path;
+            }
+
+        }
         // TODO! -> for delete etc
-        return $this->parents;
+        return $paths;
     }
 
     protected function stateToSortState($state)
diff --git a/library/Businessprocess/ProvidedHook/Monitoring/HostActions.php b/library/Businessprocess/ProvidedHook/Monitoring/HostActions.php
new file mode 100644
index 0000000..57ce8f5
--- /dev/null
+++ b/library/Businessprocess/ProvidedHook/Monitoring/HostActions.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\ProvidedHook\Monitoring;
+
+use Icinga\Module\Monitoring\Hook\HostActionsHook;
+use Icinga\Module\Monitoring\Object\Host;
+
+class HostActions extends HostActionsHook
+{
+    public function getActionsForHost(Host $host)
+    {
+        $label = mt('businessprocess', 'Business Impact');
+        return array(
+            $label => 'businessprocess/node/impact?name='
+                . rawurlencode($host->getName() . ';Hoststatus')
+        );
+    }
+}
diff --git a/library/Businessprocess/ProvidedHook/Monitoring/ServiceActions.php b/library/Businessprocess/ProvidedHook/Monitoring/ServiceActions.php
new file mode 100644
index 0000000..69a93ae
--- /dev/null
+++ b/library/Businessprocess/ProvidedHook/Monitoring/ServiceActions.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\ProvidedHook\Monitoring;
+
+use Exception;
+use Icinga\Application\Config;
+use Icinga\Module\Monitoring\Hook\ServiceActionsHook;
+use Icinga\Module\Monitoring\Object\Service;
+use Icinga\Web\Url;
+
+class ServiceActions extends ServiceActionsHook
+{
+    public function getActionsForService(Service $service)
+    {
+        $label = mt('businessprocess', 'Business Impact');
+        return array(
+            $label => sprintf(
+                'businessprocess/node/impact?name=%s',
+                rawurlencode(
+                    sprintf('%s;%s', $service->getHost()->getName(), $service->getName())
+                )
+            )
+        );
+    }
+}
diff --git a/library/Businessprocess/Web/Controller.php b/library/Businessprocess/Web/Controller.php
index abb2ab9..7748d7f 100644
--- a/library/Businessprocess/Web/Controller.php
+++ b/library/Businessprocess/Web/Controller.php
@@ -4,6 +4,7 @@ namespace Icinga\Module\Businessprocess\Web;
 
 use Icinga\Application\Icinga;
 use Icinga\Module\Businessprocess\BusinessProcess;
+use Icinga\Module\Businessprocess\Html\HtmlTag;
 use Icinga\Module\Businessprocess\Modification\ProcessChanges;
 use Icinga\Module\Businessprocess\Storage\LegacyStorage;
 use Icinga\Module\Businessprocess\Storage\Storage;
@@ -42,8 +43,8 @@ class Controller extends ModuleController
         if (! $m->hasLoaded('monitoring') && $m->hasInstalled('monitoring')) {
             $m->loadModule('monitoring');
         }
-        $this->view->errors = array();
-
+        $this->controls();
+        $this->content();
         $this->url();
         $this->view->showFullscreen
             = $this->showFullscreen
@@ -175,6 +176,15 @@ class Controller extends ModuleController
         return $this;
     }
 
+    protected function addTitle($title)
+    {
+        $args = func_get_args();
+        array_shift($args);
+        $this->view->title = vsprintf($title, $args);
+        $this->controls()->add(HtmlTag::h1($this->view->title));
+        return $this;
+    }
+
     protected function loadModifiedBpConfig()
     {
         $bp = $this->loadBpConfig();
diff --git a/run.php b/run.php
index 0daf506..2cde2ee 100644
--- a/run.php
+++ b/run.php
@@ -1,3 +1,5 @@
 <?php
 
+$this->provideHook('monitoring/HostActions');
+$this->provideHook('monitoring/ServiceActions');
 //$this->provideHook('director/shipConfigFiles');