cascache.py: Move push/pull messaging to cascache

Pulled/Pushed messages will no longer be produced from within
element.py, instead they will be produced during CasCache push() and
pull() appropriately.

Message consistency has also been improved.

2 files changed, 8 insertions, 8 deletions

diff --git a/buildstream/_artifactcache/cascache.py b/buildstream/_artifactcache/cascache.py
index 7d090e228..97bdedf56 100644
--- a/buildstream/_artifactcache/cascache.py
+++ b/buildstream/_artifactcache/cascache.py
@@ -225,8 +225,8 @@ class CASCache(ArtifactCache):
         for remote in self._remotes[project]:
             try:
                 remote.init()
-
-                element.info("Pulling {} <- {}".format(element._get_brief_display_key(), remote.spec.url))
+                display_key = element._get_brief_display_key()
+                element.status("Pulling artifact {} <- {}".format(display_key, remote.spec.url))
 
                 request = buildstream_pb2.GetReferenceRequest()
                 request.key = ref
@@ -240,6 +240,7 @@ class CASCache(ArtifactCache):
 
                 self.set_ref(ref, tree)
 
+                element.info("Pulled artifact {} <- {}".format(display_key, remote.spec.url))
                 # no need to pull from additional remotes
                 return True
 
@@ -273,11 +274,11 @@ class CASCache(ArtifactCache):
         push_remotes = [r for r in self._remotes[project] if r.spec.push]
 
         pushed = False
-
+        display_key = element._get_brief_display_key()
         for remote in push_remotes:
             remote.init()
             skipped_remote = True
-            element.info("Pushing {} -> {}".format(element._get_brief_display_key(), remote.spec.url))
+            element.status("Pushing artifact {} -> {}".format(display_key, remote.spec.url))
 
             try:
                 for ref in refs:
@@ -354,6 +355,9 @@ class CASCache(ArtifactCache):
 
                     pushed = True
 
+                if not skipped_remote:
+                    element.info("Pushed artifact {} -> {}".format(display_key, remote.spec.url))
+
             except grpc.RpcError as e:
                 if e.code() != grpc.StatusCode.RESOURCE_EXHAUSTED:
                     raise ArtifactError("Failed to push artifact {}: {}".format(refs, e), temporary=True) from e
diff --git a/buildstream/element.py b/buildstream/element.py
index 1fefd6562..260762cf1 100644
--- a/buildstream/element.py
+++ b/buildstream/element.py
@@ -1672,8 +1672,6 @@ class Element(Plugin):
             return False
 
         # Notify successfull download
-        display_key = self._get_brief_display_key()
-        self.info("Downloaded artifact {}".format(display_key))
         return True
 
     # _skip_push():
@@ -1718,8 +1716,6 @@ class Element(Plugin):
             return False
 
         # Notify successful upload
-        display_key = self._get_brief_display_key()
-        self.info("Pushed artifact {}".format(display_key))
         return True
 
     # _shell():