From 42c5774e78a9f1422dee9c35adb9c056aa994d3b Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Tue, 4 Jul 2017 16:34:53 +0200
Subject: Sort substituters by priority

Fixes #1438.
---
 src/libstore/store-api.cc | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/libstore/store-api.cc')

diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index db2e023ab0..108e2d4ce9 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -812,6 +812,10 @@ std::list<ref<Store>> getDefaultSubstituters()
         for (auto uri : settings.extraSubstituters.get())
             addStore(uri);
 
+        stores.sort([](ref<Store> & a, ref<Store> & b) {
+            return a->getPriority() < b->getPriority();
+        });
+
         return stores;
     } ());
 
-- 
cgit 1.4.1