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-rw-r--r--nix/nix-daemon/nix-daemon.cc7
1 files changed, 4 insertions, 3 deletions
diff --git a/nix/nix-daemon/nix-daemon.cc b/nix/nix-daemon/nix-daemon.cc
index 9b29b3e91d..682f9a2b5b 100644
--- a/nix/nix-daemon/nix-daemon.cc
+++ b/nix/nix-daemon/nix-daemon.cc
@@ -203,11 +203,11 @@ static void stopWork(bool success = true, const string & msg = "", unsigned int
}
-struct TunnelSink : Sink
+struct TunnelSink : BufferedSink
{
Sink & to;
- TunnelSink(Sink & to) : to(to) { }
- virtual void operator () (const unsigned char * data, size_t len)
+ TunnelSink(Sink & to) : BufferedSink(64 * 1024), to(to) { }
+ virtual void write(const unsigned char * data, size_t len)
{
writeInt(STDERR_WRITE, to);
writeString(data, len, to);
@@ -433,6 +433,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork();
TunnelSink sink(to);
store->exportPath(path, sign, sink);
+ sink.flush();
stopWork();
writeInt(1, to);
break;