Initial support for graph panel

Change-Id: I16b9affd4402fe5d1637238a2e27f22fdd3986ff
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

grafana_dashboards/schema/panel.py

@@ -23,7 +23,7 @@ class Panel(object):
             v.Required('error', default=False): v.All(bool),
             v.Required('span', default=12): v.All(int, v.Range(min=0, max=12)),
             v.Required('title'): v.All(str, v.Length(min=1)),
-            v.Required('type'): v.Any('dashlist', 'text'),
+            v.Required('type'): v.Any('dashlist', 'graph', 'text'),
             v.Optional('id'): int,
         }
 
@@ -35,6 +35,22 @@ class Panel(object):
         }
         self.dashlist.update(self.base)
 
+        self.graph = {
+            v.Required('bars', default=False): v.All(bool),
+            v.Required('fill', default=1): v.All(int),
+            v.Required('lines', default=True): v.All(bool),
+            v.Required('linewidth', default=2): v.All(int),
+            v.Required('percentage', default=False): v.All(bool),
+            v.Required('pointradius', default=5): v.All(int),
+            v.Required('points', default=False): v.All(bool),
+            v.Required('stack', default=False): v.All(bool),
+            v.Required('steppedLine', default=False): v.All(bool),
+            v.Required('targets', default=[]): v.All(list),
+            v.Required('x-axis', default=True): v.All(bool),
+            v.Required('y-axis', default=True): v.All(bool),
+        }
+        self.graph.update(self.base)
+
         self.text = {
             v.Required('content'): v.All(str),
             v.Required('mode', default='markdown'): v.Any(
@@ -57,6 +73,8 @@ class Panel(object):
                     panel = v.Schema(self.text)
                 elif x['type'] == 'dashlist':
                     panel = v.Schema(self.dashlist)
+                elif x['type'] == 'graph':
+                    panel = v.Schema(self.graph)
 
                 res.append(panel(x))
 

tests/schema/fixtures/dashboard-0005.json

@@ -0,0 +1,35 @@
+{
+    "dashboard": {
+        "rows": [
+            {
+                "collapse": false,
+                "editable": true,
+                "height": "250px",
+                "panels": [
+                    {
+                        "bars": false,
+                        "editable": true,
+                        "error": false,
+                        "fill": 1,
+                        "lines": true,
+                        "linewidth": 2,
+                        "percentage": false,
+                        "pointradius": 5,
+                        "points": false,
+                        "span": 12,
+                        "stack": false,
+                        "steppedLine": false,
+                        "targets": [],
+                        "title": "no title (click here)",
+                        "type": "graph",
+                        "x-axis": true,
+                        "y-axis": true
+                    }
+                ],
+                "showTitle": false,
+                "title": "New row"
+            }
+        ],
+        "title": "New dashboard"
+    }
+}

tests/schema/fixtures/dashboard-0005.yaml

@@ -0,0 +1,8 @@
+dashboard:
+  title: New dashboard
+  rows:
+    - title: New row
+      height: 250px
+      panels:
+          - title: no title (click here)
+            type: graph