From c9eb8c5e9738c18a0edbd5adfa330b1bc0d8af2d Mon Sep 17 00:00:00 2001
From: bellwood <brian.ellwood@gmail.com>
Date: Fri, 15 Jul 2016 14:29:19 -0400
Subject: [PATCH 1/5] update for rack utilization / space used

---
 netbox/dcim/models.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/netbox/dcim/models.py b/netbox/dcim/models.py
index 8bf97224c..e435be61e 100644
--- a/netbox/dcim/models.py
+++ b/netbox/dcim/models.py
@@ -342,7 +342,19 @@ class Rack(CreatedUpdatedModel):
     def get_0u_devices(self):
         return self.devices.filter(position=0)
 
+    def get_used_units(self):
+        """
+        Determine how many rack units are used considering both faces of the rack.
+        """
+        used_units = int(len(self.get_available_units(u_height=1, rack_face=None, exclude=list())))
+        return int(self.u_height - used_units)
 
+    def get_utilization(self):
+        """
+        Determine the utilization rate of the rack and return it as a percentage.
+        """
+        num_available_units = len(self.get_available_units(u_height=1, rack_face=None, exclude=list()))
+        return int(float(self.u_height - num_available_units) / self.u_height * 100)
 #
 # Device Types
 #

From 02969d334f058b04f617d02f35345b9fa2694f1d Mon Sep 17 00:00:00 2001
From: bellwood <brian.ellwood@gmail.com>
Date: Fri, 15 Jul 2016 14:30:27 -0400
Subject: [PATCH 2/5] update for rack utilization / space used

---
 netbox/dcim/tables.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/netbox/dcim/tables.py b/netbox/dcim/tables.py
index dc66c3ab1..aa325c27c 100644
--- a/netbox/dcim/tables.py
+++ b/netbox/dcim/tables.py
@@ -48,6 +48,16 @@ STATUS_ICON = """
 {% endif %}
 """
 
+UTILIZATION_GRAPH = """
+{% with record.get_utilization as percentage %}
+<div class="progress text-center">
+    {% if percentage < 15 %}<span style="font-size: 12px;">{{ percentage }}%</span>{% endif %}
+    <div class="progress-bar progress-bar-{% if percentage >= 90 %}danger{% elif percentage >= 75 %}warning{% else %}success{% endif %}"
+        role="progressbar" aria-valuenow="{{ percentage }}" aria-valuemin="0" aria-valuemax="100" style="width: {{ percentage }}%">
+        {% if percentage >= 15 %}{{ percentage }}%{% endif %}
+    </div>
+</div>
+{% 
 
 #
 # Sites
@@ -98,6 +108,8 @@ class RackTable(BaseTable):
     facility_id = tables.Column(verbose_name='Facility ID')
     u_height = tables.Column(verbose_name='Height (U)')
     devices = tables.Column(accessor=Accessor('device_count'), verbose_name='Devices')
+    u_used = tables.Column(accessor=Accessor('get_used_units'), verbose_name='Space Used')
+    utilization = tables.TemplateColumn(UTILIZATION_GRAPH, orderable=False, verbose_name='Utilization')
 
     class Meta(BaseTable.Meta):
         model = Rack

From b6d1819056315800e5d0863f8f55dbd08b48aa78 Mon Sep 17 00:00:00 2001
From: bellwood <brian.ellwood@gmail.com>
Date: Fri, 15 Jul 2016 17:09:22 -0400
Subject: [PATCH 3/5] fix PEP8 error

---
 netbox/dcim/models.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/netbox/dcim/models.py b/netbox/dcim/models.py
index e435be61e..169ddfbd1 100644
--- a/netbox/dcim/models.py
+++ b/netbox/dcim/models.py
@@ -355,6 +355,8 @@ class Rack(CreatedUpdatedModel):
         """
         num_available_units = len(self.get_available_units(u_height=1, rack_face=None, exclude=list()))
         return int(float(self.u_height - num_available_units) / self.u_height * 100)
+        
+        
 #
 # Device Types
 #

From de1e8a70dd006b7566dd31e1a7577afe4a55184a Mon Sep 17 00:00:00 2001
From: bellwood <brian.ellwood@gmail.com>
Date: Fri, 15 Jul 2016 17:11:45 -0400
Subject: [PATCH 4/5] fix enclosure and PEP8 errors

---
 netbox/dcim/tables.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/netbox/dcim/tables.py b/netbox/dcim/tables.py
index aa325c27c..69c350e35 100644
--- a/netbox/dcim/tables.py
+++ b/netbox/dcim/tables.py
@@ -57,7 +57,9 @@ UTILIZATION_GRAPH = """
         {% if percentage >= 15 %}{{ percentage }}%{% endif %}
     </div>
 </div>
-{% 
+{% endwith %}
+"""
+
 
 #
 # Sites

From 8762c738fdffaa0271ca23d0e38457f2ef7a9ae7 Mon Sep 17 00:00:00 2001
From: bellwood <brian.ellwood@gmail.com>
Date: Fri, 15 Jul 2016 17:17:57 -0400
Subject: [PATCH 5/5] PEP8 / whitespace, blah

---
 netbox/dcim/models.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/netbox/dcim/models.py b/netbox/dcim/models.py
index 169ddfbd1..317e757b8 100644
--- a/netbox/dcim/models.py
+++ b/netbox/dcim/models.py
@@ -355,8 +355,8 @@ class Rack(CreatedUpdatedModel):
         """
         num_available_units = len(self.get_available_units(u_height=1, rack_face=None, exclude=list()))
         return int(float(self.u_height - num_available_units) / self.u_height * 100)
-        
-        
+
+
 #
 # Device Types
 #