Fixed dependencies of userdata migrations

snf-cyclades-app/synnefo/ui/userdata/migrations/0001_initial.py

@@ -6,8 +6,12 @@ from django.db import models
 
 class Migration(SchemaMigration):
 
+    depends_on = (
+        ("db", "0025_auto__del_field_virtualmachine_sourceimage"),
+    )
+
     def forwards(self, orm):
-        
+
         # Adding model 'PublicKeyPair'
         db.create_table('userdata_publickeypair', (
             ('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
@@ -19,7 +23,7 @@ class Migration(SchemaMigration):
 
 
     def backwards(self, orm):
-        
+
         # Deleting model 'PublicKeyPair'
         db.delete_table('userdata_publickeypair')
 

snf-cyclades-app/synnefo/ui/userdata/migrations/0003_auto__chg_field_publickeypair_fingerprint__chg_field_publickeypair_use.py

@@ -6,18 +6,26 @@ from django.db import models
 
 class Migration(SchemaMigration):
 
+    needed_by = (
+        ("db", "0027_auto__del_legacy_fields"),
+    )
+
     def forwards(self, orm):
 
         # Changing field 'PublicKeyPair.fingerprint'
         db.alter_column('userdata_publickeypair', 'fingerprint', self.gf('django.db.models.fields.CharField')(max_length=100, blank=True))
 
+        try:
+            db.drop_foreign_key('userdata_publickeypair', 'user_id')
+        except:
+            pass
         # Renaming column for 'PublicKeyPair.user' to match new field type.
         db.rename_column('userdata_publickeypair', 'user_id', 'user')
         # Changing field 'PublicKeyPair.user'
         db.alter_column('userdata_publickeypair', 'user', self.gf('django.db.models.fields.CharField')(max_length=100))
 
-        # Removing index on 'PublicKeyPair', fields ['user']
         try:
+            # Removing index on 'PublicKeyPair', fields ['user']
             db.delete_index('userdata_publickeypair', ['user_id'])
         except:
             pass