vicennial commented on code in PR #40147:
URL: https://github.com/apache/spark/pull/40147#discussion_r1120455152
##########
connector/connect/common/src/main/protobuf/spark/connect/base.proto:
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@@ -183,6 +183,60 @@ message ExecutePlanResponse {
}
}
+// Request to transfer client-local artifacts.
+message AddArtifactsRequest {
+
+ // Definition of an Artifact.
+ message Artifact {
+ // The name of the artifact is expected in the form of a "Relative Path"
that is made up of a
+ // sequence of directories and the final file element.
+ // Examples of "Relative Path"s: "jars/test.jar", "classes/xyz.class",
"abc.xyz", "a/b/X.jar".
+ // The server is expected to maintain the hierarchy of files as defined by
their name. (i.e
+ // The relative path of the file on the server's filesystem will be the
same as the name of
+ // the provided artifact)
+ string name = 1;
+ // Raw data.
+ bytes data = 2;
+ }
Review Comment:
The introduction of `SingleChunkArtifact`, `BeginChunkedArtifact` etc helps
with extensibility because we can now add a new message type, say
"IvyArtifact", and include it in the `payload` of `AddArtifactsRequest`.
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