bitbake: toaster: add Provider model

Added new model Provider and a foreign key 'via' to link
Recipe_Dependency to it.

[YOCTO #6169]

(Bitbake rev: e45fff6314741d46e2549b2f72ed380cbbb95593)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Elliot Smith <elliot.smith@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/toaster/orm/migrations/0002_auto_20151223_1528.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('orm', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Provides',
+            fields=[
+                ('id', models.AutoField(verbose_name='ID', serialize=False, auto_created=True, primary_key=True)),
+                ('name', models.CharField(max_length=100)),
+                ('recipe', models.ForeignKey(to='orm.Recipe')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='recipe_dependency',
+            name='via',
+            field=models.ForeignKey(null=True, default=None, to='orm.Provides'),
+        ),
+    ]

bitbake/lib/toaster/orm/models.py

@@ -733,6 +733,10 @@ class Recipe_DependencyManager(models.Manager):
     def get_queryset(self):
         return super(Recipe_DependencyManager, self).get_queryset().exclude(recipe_id = F('depends_on__id'))
 
+class Provides(models.Model):
+    name = models.CharField(max_length=100)
+    recipe = models.ForeignKey(Recipe)
+
 class Recipe_Dependency(models.Model):
     TYPE_DEPENDS = 0
     TYPE_RDEPENDS = 1
@@ -743,6 +747,7 @@ class Recipe_Dependency(models.Model):
     )
     recipe = models.ForeignKey(Recipe, related_name='r_dependencies_recipe')
     depends_on = models.ForeignKey(Recipe, related_name='r_dependencies_depends')
+    via = models.ForeignKey(Provides, null=True, default=None)
     dep_type = models.IntegerField(choices=DEPENDS_TYPE)
     objects = Recipe_DependencyManager()