1 files changed, 7 insertions, 15 deletions

diff --git a/src/libstore/daemon.cc b/src/libstore/daemon.cc
index 9503915eb..046dfbe6e 100644
--- a/src/libstore/daemon.cc
+++ b/src/libstore/daemon.cc
@@ -289,7 +289,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
         logger->startWork();
         auto hash = store->queryPathInfo(path)->narHash;
         logger->stopWork();
-        to << hash->to_string(Base16, false);
+        to << hash.to_string(Base16, false);
         break;
     }
 
@@ -638,7 +638,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
             if (GET_PROTOCOL_MINOR(clientVersion) >= 17)
                 to << 1;
             to << (info->deriver ? store->printStorePath(*info->deriver) : "")
-               << info->narHash->to_string(Base16, false);
+               << info->narHash.to_string(Base16, false);
             writeStorePaths(*store, to, info->references);
             to << info->registrationTime << info->narSize;
             if (GET_PROTOCOL_MINOR(clientVersion) >= 16) {
@@ -694,11 +694,12 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
 
     case wopAddToStoreNar: {
         bool repair, dontCheckSigs;
-        ValidPathInfo info(store->parseStorePath(readString(from)));
+        auto path = store->parseStorePath(readString(from));
         auto deriver = readString(from);
+        auto narHash = Hash::parseAny(readString(from), htSHA256);
+        ValidPathInfo info { path, narHash };
         if (deriver != "")
             info.deriver = store->parseStorePath(deriver);
-        info.narHash = Hash::parseAny(readString(from), htSHA256);
         info.references = readStorePaths<StorePathSet>(*store, from);
         from >> info.registrationTime >> info.narSize >> info.ultimate;
         info.sigs = readStrings<StringSet>(from);
@@ -817,8 +818,7 @@ void processConnection(
     FdSink & to,
     TrustedFlag trusted,
     RecursiveFlag recursive,
-    const std::string & userName,
-    uid_t userId)
+    std::function<void(Store &)> authHook)
 {
     auto monitor = !recursive ? std::make_unique<MonitorFdHup>(from.fd) : nullptr;
 
@@ -859,15 +859,7 @@ void processConnection(
 
         /* If we can't accept clientVersion, then throw an error
            *here* (not above). */
-
-#if 0
-        /* Prevent users from doing something very dangerous. */
-        if (geteuid() == 0 &&
-            querySetting("build-users-group", "") == "")
-            throw Error("if you run 'nix-daemon' as root, then you MUST set 'build-users-group'!");
-#endif
-
-        store->createUser(userName, userId);
+        authHook(*store);
 
         tunnelLogger->stopWork();
         to.flush();