From ad79b63c1938dfe6f9b9b577bf17581863ea7deb Mon Sep 17 00:00:00 2001
From: Nicolas Braud-Santoni <nicolas.braud-santoni@iaik.tugraz.at>
Date: Mon, 22 Feb 2016 15:19:27 +0100
Subject: [PATCH] Add 'debconf' plugin

Closes #282
---
 bootstrapvz/plugins/debconf/__init__.py | 13 +++++++++++++
 bootstrapvz/plugins/debconf/schema.yaml | 14 ++++++++++++++
 bootstrapvz/plugins/debconf/tasks.py    | 15 +++++++++++++++
 3 files changed, 42 insertions(+)
 create mode 100644 bootstrapvz/plugins/debconf/__init__.py
 create mode 100644 bootstrapvz/plugins/debconf/schema.yaml
 create mode 100644 bootstrapvz/plugins/debconf/tasks.py

diff --git a/bootstrapvz/plugins/debconf/__init__.py b/bootstrapvz/plugins/debconf/__init__.py
new file mode 100644
index 0000000..8e2b644
--- /dev/null
+++ b/bootstrapvz/plugins/debconf/__init__.py
@@ -0,0 +1,13 @@
+def validate_manifest(data, validator, error):
+    from bootstrapvz.common.tools import log_check_call
+    import os.path
+    schema_path = os.path.join(os.path.dirname(__file__),
+                               'schema.yaml')
+    validator(data, schema_path)
+    log_check_call(['debconf-set-selections', '--checkonly'],
+                   stdin=data['plugins']['debconf'])
+
+
+def resolve_tasks(taskset, manifest):
+    import tasks
+    taskset.update([tasks.DebconfSetSelections])
diff --git a/bootstrapvz/plugins/debconf/schema.yaml b/bootstrapvz/plugins/debconf/schema.yaml
new file mode 100644
index 0000000..c73e340
--- /dev/null
+++ b/bootstrapvz/plugins/debconf/schema.yaml
@@ -0,0 +1,14 @@
+$schema: http://json-schema.org/schema#
+title: Manifest schema for the debconf plugin
+type: object
+properties:
+  plugins:
+    type: object
+    properties:
+      debconf:
+        name: Debconf selections to set
+        description: >-
+          This value should be an inline string in the
+          input format of debconf-set-selections(1).
+        type: string
+    required: [debconf]
diff --git a/bootstrapvz/plugins/debconf/tasks.py b/bootstrapvz/plugins/debconf/tasks.py
new file mode 100644
index 0000000..9781dd9
--- /dev/null
+++ b/bootstrapvz/plugins/debconf/tasks.py
@@ -0,0 +1,15 @@
+from bootstrapvz.base import Task
+from bootstrapvz.common import phases
+from bootstrapvz.common.tasks import packages
+from bootstrapvz.common.tools import log_check_call
+
+
+class DebconfSetSelections(Task):
+    description = 'Set debconf(7) selections from the manifest'
+    phase = phases.package_installation
+    successors = [packages.InstallPackages]
+
+    @classmethod
+    def run(cls, info):
+        log_check_call(['chroot', info.root, 'debconf-set-selections'],
+                       stdin=info.manifest.plugins['debconf'])