[IMP] runbot: add a Dockerfile on project

Some projects may use a totally different Dockerfile. In order to avoid
new branches of those projects to automatically build with the generic
default Dockerfile, this commit adds the possibility to configure a
Default Dockerfile on a project.

runbot/models/batch.py

@@ -135,7 +135,7 @@ class Batch(models.Model):
         if not bundle.version_id:
             _logger.error('No version found on bundle %s in project %s', bundle.name, project.name)
 
-        dockerfile_id = bundle.dockerfile_id or bundle.base_id.dockerfile_id or bundle.version_id.dockerfile_id
+        dockerfile_id = bundle.dockerfile_id or bundle.base_id.dockerfile_id or bundle.version_id.dockerfile_id or bundle.project_id.dockerfile_id
         if not dockerfile_id:
             _logger.error('No dockerfile found !')
 

runbot/models/dockerfile.py

@@ -20,6 +20,7 @@ class Dockerfile(models.Model):
     version_ids = fields.One2many('runbot.version', 'dockerfile_id', string='Versions')
     description = fields.Text('Description')
     view_ids = fields.Many2many('ir.ui.view', compute='_compute_view_ids')
+    project_ids = fields.One2many('runbot.project', 'dockerfile_id', string='Default for Projects')
     bundle_ids = fields.One2many('runbot.bundle', 'dockerfile_id', string='Used in Bundles')
 
     _sql_constraints = [('runbot_dockerfile_name_unique', 'unique(name)', 'A Dockerfile with this name already exists')]

runbot/models/project.py

@@ -9,6 +9,7 @@ class Project(models.Model):
     group_ids = fields.Many2many('res.groups', string='Required groups')
 
     trigger_ids = fields.One2many('runbot.trigger', 'project_id', string='Triggers')
+    dockerfile_id = fields.Many2one('runbot.dockerfile', index=True, help="Project Default Dockerfile")
 
 
 class Category(models.Model):

runbot/views/bundle_views.xml

@@ -7,6 +7,7 @@
             <form string="Projects">
                 <group>
                     <field name="name"/>
+                    <field name="dockerfile_id"/>
                     <field name="group_ids"/>
                     <field name="trigger_ids"/>
                 </group>

runbot/views/dockerfile_views.xml

@@ -12,6 +12,7 @@
                 <field name="image_tag"/>
                 <field name="to_build"/>
                 <field name="version_ids" widget="many2many_tags"/>
+                <field name="project_ids" widget="many2many_tags"/>
                 <field name="template_id"/>
               </group>
               <group>
@@ -59,6 +60,7 @@
             <field name="image_tag"/>
             <field name="to_build"/>
             <field name="version_ids" widget="many2many_tags"/>
+            <field name="project_ids" widget="many2many_tags"/>
             <field name="bundle_ids"/>
             <field name="dockerfile" invisible="True"/>
           </tree>