2 files changed, 14 insertions, 0 deletions
diff --git a/src/libstore/crypto.cc b/src/libstore/crypto.cc
index caba22c1e274..94c582d65ca7 100644
--- a/src/libstore/crypto.cc
+++ b/src/libstore/crypto.cc
@@ -1,5 +1,6 @@
 #include "crypto.hh"
 #include "util.hh"
+#include "globals.hh"
 
 #if HAVE_SODIUM
 #include <sodium.h>
@@ -98,4 +99,15 @@ bool verifyDetached(const std::string & data, const std::string & sig,
 #endif
 }
 
+PublicKeys getDefaultPublicKeys()
+{
+    PublicKeys publicKeys;
+    for (auto s : settings.get("binary-cache-public-keys", Strings())) {
+        PublicKey key(s);
+        publicKeys.emplace(key.name, key);
+        // FIXME: filter duplicates
+    }
+    return publicKeys;
+}
+
 }
diff --git a/src/libstore/crypto.hh b/src/libstore/crypto.hh
index 38d5fe2a80c6..9110af3aa9e5 100644
--- a/src/libstore/crypto.hh
+++ b/src/libstore/crypto.hh
@@ -49,4 +49,6 @@ typedef std::map<std::string, PublicKey> PublicKeys;
 bool verifyDetached(const std::string & data, const std::string & sig,
     const PublicKeys & publicKeys);
 
+PublicKeys getDefaultPublicKeys();
+
 }