From 5687564a27bee692f68a78b897a2d68715f6a3ce Mon Sep 17 00:00:00 2001
From: regnat <rg@regnat.ovh>
Date: Tue, 26 Jan 2021 10:50:44 +0100
Subject: [PATCH] LocalStore: Send back the new realisations

To allow it to build ca derivations remotely
---
 src/libstore/build/entry-points.cc | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/src/libstore/build/entry-points.cc b/src/libstore/build/entry-points.cc
index 9f97d40ba..99b3fa070 100644
--- a/src/libstore/build/entry-points.cc
+++ b/src/libstore/build/entry-points.cc
@@ -58,6 +58,26 @@ BuildResult Store::buildDerivation(const StorePath & drvPath, const BasicDerivat
         result.status = BuildResult::MiscFailure;
         result.errorMsg = e.msg();
     }
+    // XXX: Should use `goal->queryPartialDerivationOutputMap()` once it's
+    // extended to return the full realisation for each output
+    auto staticDrvOutputs = drv.outputsAndOptPaths(*this);
+    auto outputHashes = staticOutputHashes(*this, drv);
+    for (auto & [outputName, staticOutput] : staticDrvOutputs) {
+        auto outputId = DrvOutput{outputHashes.at(outputName), outputName};
+        if (staticOutput.second)
+            result.builtOutputs.insert_or_assign(
+                    outputId,
+                    Realisation{ outputId, *staticOutput.second}
+                    );
+        if (settings.isExperimentalFeatureEnabled("ca-derivations")) {
+            auto realisation = this->queryRealisation(outputId);
+            if (realisation)
+                result.builtOutputs.insert_or_assign(
+                        outputId,
+                        *realisation
+                        );
+        }
+    }
 
     return result;
 }