def _retrieve_documents_for_rendering(self, revision_id, **filters):
"""Retrieve all necessary documents needed for rendering. If a layering
policy isn't found in the current revision, retrieve it in a subsequent
call and add it to the list of documents.
"""
try:
documents = db_api.revision_documents_get(revision_id, **filters)
except errors.RevisionNotFound as e:
LOG.exception(six.text_type(e))
raise falcon.HTTPNotFound(description=e.format_message())
if not any([
d['schema'].startswith(types.LAYERING_POLICY_SCHEMA)
for d in documents
]):
try:
layering_policy_filters = {
'deleted': False,
'schema': types.LAYERING_POLICY_SCHEMA
}
layering_policy = db_api.document_get(
**layering_policy_filters)
except errors.DocumentNotFound as e:
LOG.exception(e.format_message())
else:
documents.append(layering_policy)
return documents
def substitute_all(self):
"""Substitute all documents that have a `metadata.substitutions` field.
Concrete (non-abstract) documents can be used as a source of
substitution into other documents. This substitution is
layer-independent, a document in the region layer could insert data
from a document in the site layer.
:returns: List of fully substituted documents.
"""
LOG.debug('Substituting secrets for documents: %s', self.documents)
substituted_docs = []
for doc in self.documents:
LOG.debug(
'Checking for substitutions in schema=%s, metadata.name=%s',
doc.get_name(), doc.get_schema())
for sub in doc.get_substitutions():
src_schema = sub['src']['schema']
src_name = sub['src']['name']
src_path = sub['src']['path']
if src_path == '.':
src_path = '.secret'
# TODO(fmontei): Use secrets_manager for this logic. Need to
# check Barbican for the secret if it has been encrypted.
src_doc = db_api.document_get(
schema=src_schema,
name=src_name,
is_secret=True,
**{'metadata.layeringDefinition.abstract': False})
src_secret = utils.jsonpath_parse(src_doc['data'], src_path)
dest_path = sub['dest']['path']
dest_pattern = sub['dest'].get('pattern', None)
LOG.debug(
'Substituting from schema=%s name=%s src_path=%s '
'into dest_path=%s, dest_pattern=%s', src_schema, src_name,
src_path, dest_path, dest_pattern)
substituted_data = utils.jsonpath_replace(
doc['data'], src_secret, dest_path, dest_pattern)
doc['data'].update(substituted_data)
substituted_docs.append(doc.to_dict())
return substituted_docs
def show_document(self, **fields):
doc = db_api.document_get(**fields)
self.validate_document(actual=doc)
return doc
