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""" Bundle dependency support """
import Bcfg2.Client.Tools
class BundleDeps(Bcfg2.Client.Tools.Tool):
"""Bundle dependency helper for Bcfg2. It handles Bundle tags inside the
bundles that references the required other bundles that should change the
modification status if the referenced bundles is modified."""
name = 'Bundle'
__handles__ = [('Bundle', None)]
__req__ = {'Bundle': ['name']}
def InstallBundle(self, _):
"""Simple no-op because we only need the BundleUpdated hook."""
return dict()
def VerifyBundle(self, entry, _): # pylint: disable=W0613
"""Simple no-op because we only need the BundleUpdated hook."""
return True
def BundleUpdated(self, entry):
"""This handles the dependencies on this bundle. It searches all
Bundle tags in other bundles that references the current bundle name
and marks those tags as modified to trigger the modification hook on
the other bundles."""
bundle_name = entry.get('name')
for bundle in self.config.findall('./Bundle/Bundle'):
if bundle.get('name') == bundle_name and \
bundle not in self.modified:
self.modified.append(bundle)
return dict()
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