[CIFuzz] Implement filestore based on github artifacts (#5943)

Implement filestore based on github actions' artifacts feature.
This uses the github api and the github actions API.
Also fix imports in github_actions_toolkit library that were broken by move to third_party directory.

1 files changed, 10 insertions, 2 deletions

diff --git a/infra/cifuzz/filestore/__init__.py b/infra/cifuzz/filestore/__init__.py
index ab0fe6e0b..0acb4b9ca 100644
--- a/infra/cifuzz/filestore/__init__.py
+++ b/infra/cifuzz/filestore/__init__.py
@@ -14,6 +14,10 @@
 """Module for a generic filestore."""
 
 
+class FilestoreError(Exception):
+  """Error using the filestore."""
+
+
 # pylint: disable=unused-argument,no-self-use
 class BaseFilestore:
   """Base class for a filestore."""
@@ -21,10 +25,14 @@ class BaseFilestore:
   def __init__(self, config):
     self.config = config
 
-  def upload_corpus(self, name, directory):
-    """Uploads the corpus located at |directory| to |name|."""
+  def upload_directory(self, name, directory):
+    """Uploads the |directory| to |name|."""
     raise NotImplementedError('Child class must implement method.')
 
   def download_corpus(self, name, dst_directory):
     """Downloads the corpus located at |name| to |dst_directory|."""
     raise NotImplementedError('Child class must implement method.')
+
+  def download_latest_build(self, name, dst_directory):
+    """Downloads the latest build with |name| to |dst_directory|."""
+    raise NotImplementedError('Child class must implement method.')