[buildstream] 09/33: WIP: pickle: _{artifact, source}cache: __getstate__ no elements

[tv...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

tvb pushed a commit to branch aevri/picklable_jobs
in repository https://gitbox.apache.org/repos/asf/buildstream.git

commit 5997c2a6c72c6b98c52fe8bf4460c7c0126a5049
Author: Angelos Evripiotis <je...@bloomberg.net>
AuthorDate: Tue Apr 2 11:50:36 2019 +0100

    WIP: pickle: _{artifact,source}cache: __getstate__ no elements
---
 src/buildstream/_artifactcache.py | 6 ++++++
 src/buildstream/_sourcecache.py   | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/src/buildstream/_artifactcache.py b/src/buildstream/_artifactcache.py
index 091b44d..7ba043f 100644
--- a/src/buildstream/_artifactcache.py
+++ b/src/buildstream/_artifactcache.py
@@ -70,6 +70,12 @@ class ArtifactCache(BaseCache):
         self.cas.add_reachable_directories_callback(self._reachable_directories)
         self.cas.add_reachable_digests_callback(self._reachable_digests)
 
+    def __getstate__(self):
+        state = self.__dict__.copy()
+        # TODO: actually pickle the elements, resolving to the same objects.
+        state['_required_elements'] = set()
+        return state
+
     # mark_required_elements():
     #
     # Mark elements whose artifacts are required for the current run.
diff --git a/src/buildstream/_sourcecache.py b/src/buildstream/_sourcecache.py
index 1d3342a..e067f04 100644
--- a/src/buildstream/_sourcecache.py
+++ b/src/buildstream/_sourcecache.py
@@ -58,6 +58,12 @@ class SourceCache(BaseCache):
         self.casquota.add_remove_callbacks(self.unrequired_sources, self.cas.remove)
         self.casquota.add_list_refs_callback(self.list_sources)
 
+    def __getstate__(self):
+        state = self.__dict__.copy()
+        # TODO: actually pickle the sources, resolving to the same objects.
+        state['_required_sources'] = set()
+        return state
+
     # mark_required_sources()
     #
     # Mark sources that are required by the current run.