Implemented build_metadata plugin

plugins/build_metadata/__init__.py

@@ -1,5 +1,5 @@
 
 
 def tasks(tasklist, manifest):
-	from buildmetadata import PrintInfo
-	tasklist.add(PrintInfo())
+	from tasks import WriteMetadata
+	tasklist.add(WriteMetadata())

plugins/build_metadata/buildmetadata.py

@@ -1,12 +0,0 @@
-from base import Task
-from common import phases
-from providers.ec2.tasks.host import GetInfo
-
-
-class PrintInfo(Task):
-	description = 'Printing `info\' to the console'
-	phase = phases.install_os
-	after = [GetInfo]
-
-	def run(self, info):
-		print('info')

plugins/build_metadata/manifest-schema.json

@@ -0,0 +1,23 @@
+{
+	"$schema": "http://json-schema.org/draft-04/schema#",
+	"title": "Build metadata plugin manifest",
+	"type": "object",
+	"properties": {
+		"plugins": {
+			"type": "object",
+			"properties": {
+				"build_metadata": {
+					"type": "object",
+					"properties": {
+						"path": {
+							"type": "string"
+						}
+					},
+					"required": ["path"]
+				}
+			},
+			"required": ["build_metadata"]
+		}
+	},
+	"required": ["plugins"]
+}

plugins/build_metadata/tasks.py

@@ -0,0 +1,17 @@
+from base import Task
+from common import phases
+
+
+class WriteMetadata(Task):
+	description = 'Writing bootstrap metadata to file'
+	phase = phases.cleaning
+
+	def run(self, info):
+		metadata_path = info.manifest.plugins['build_metadata']['path']
+		with open(metadata_path, 'w') as metadata:
+			metadata.write(('AMI_ID={ami_id}\n'
+			                'AMI_NAME={ami_name}'
+			                'SNAPSHOT_ID={snapshot_id}'
+			                .format(ami_id=info.image,
+			                        ami_name=info.ami_name,
+			                        snapshot_id=info.snapshot.id)))