From 87ac0c7939ff6059b5ebea5999eededcfbf6f0db Mon Sep 17 00:00:00 2001
From: Paul Cristian Sarbu <paul.cristian.sarbu@huawei.com>
Date: Tue, 5 Dec 2023 11:22:56 +0100
Subject: just_serve.proto: Add rpc to serve known tree and sync it to remote
 CAS

---
 .../serve_api/serve_service/just_serve.proto       | 34 ++++++++++++++++++++++
 1 file changed, 34 insertions(+)

(limited to 'src')

diff --git a/src/buildtool/serve_api/serve_service/just_serve.proto b/src/buildtool/serve_api/serve_service/just_serve.proto
index dc9d0fea..3d004c13 100644
--- a/src/buildtool/serve_api/serve_service/just_serve.proto
+++ b/src/buildtool/serve_api/serve_service/just_serve.proto
@@ -156,6 +156,34 @@ message ServeContentResponse {
   ServeContentStatus status = 1;
 }
 
+// A request message for
+// [TargetLevelCache.ServeTree][justbuild.just_serve.TargetLevelCache.ServeTree].
+message ServeTreeRequest {
+  // The git tree identifier.
+  string tree = 1;
+}
+
+// A response message for
+// [TargetLevelCache.ServeTree][justbuild.just_serve.TargetLevelCache.ServeTree].
+message ServeTreeResponse {
+  enum ServeTreeStatus{
+    // All good
+    OK = 0;
+
+    // Tree not known
+    NOT_FOUND = 1;
+
+    // Failed to upload tree to remote CAS
+    SYNC_ERROR = 2;
+
+    // Internally, something is very broken
+    INTERNAL_ERROR = 3;
+  }
+
+  // If the status has a code `OK`, the tree is in the remote CAS
+  ServeTreeStatus status = 1;
+}
+
 // Services for improved interaction with the target-level cache.
 service SourceTree {
   // Retrieve the Git-subtree identifier from a given Git commit.
@@ -174,6 +202,12 @@ service SourceTree {
   //
   // There are no method-specific errors.
   rpc ServeContent(ServeContentRequest) returns (ServeContentResponse) {}
+
+  // Make a given tree identifier available in remote CAS,
+  // if tree is known.
+  //
+  // There are no method-specific errors.
+  rpc ServeTree(ServeTreeRequest) returns (ServeTreeResponse) {}
 }
 
 message ServeTargetRequest {
-- 
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