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authorEelco Dolstra <edolstra@gmail.com>2018-03-21T22·42+0100
committerEelco Dolstra <edolstra@gmail.com>2018-03-21T22·42+0100
commit97002b684c902dadcd351a67208f9c2a88ff8f8f (patch)
tree10513c3593356428c632513033a053deb3bd6dfc /src/libstore/remote-store.cc
parent11898d6a37c80d4e78fc2df44617335669dfa95e (diff)
Make 'nix copy --to daemon' run in constant memory
Diffstat (limited to 'src/libstore/remote-store.cc')
-rw-r--r--src/libstore/remote-store.cc7
1 files changed, 3 insertions, 4 deletions
diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc
index 8f0b65557ac4..1fd33c5a9bde 100644
--- a/src/libstore/remote-store.cc
+++ b/src/libstore/remote-store.cc
@@ -377,7 +377,7 @@ Path RemoteStore::queryPathFromHashPart(const string & hashPart)
 }
 
 
-void RemoteStore::addToStore(const ValidPathInfo & info, const ref<std::string> & nar,
+void RemoteStore::addToStore(const ValidPathInfo & info, Source & source,
     RepairFlag repair, CheckSigsFlag checkSigs, std::shared_ptr<FSAccessor> accessor)
 {
     auto conn(connections->get());
@@ -388,8 +388,7 @@ void RemoteStore::addToStore(const ValidPathInfo & info, const ref<std::string>
         StringSink sink;
         sink << 1 // == path follows
             ;
-        assert(nar->size() % 8 == 0);
-        sink((unsigned char *) nar->data(), nar->size());
+        copyNAR(source, sink);
         sink
             << exportMagic
             << info.path
@@ -412,7 +411,7 @@ void RemoteStore::addToStore(const ValidPathInfo & info, const ref<std::string>
                  << info.references << info.registrationTime << info.narSize
                  << info.ultimate << info.sigs << info.ca
                  << repair << !checkSigs;
-        conn->to(*nar);
+        copyNAR(source, conn->to);
         conn->processStderr();
     }
 }