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copyPaths(): Use queryValidPaths() to reduce SSH latency

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This commit is contained in:
Eelco Dolstra 2017-03-16 13:50:01 +01:00
parent 91d67692cf
commit c5b83d8913
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10 changed files with 45 additions and 37 deletions
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8
src/libstore/store-api.hh
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@ -324,8 +324,10 @@ protected:
public:
/* Query which of the given paths is valid. */
virtual PathSet queryValidPaths(const PathSet & paths);
/* Query which of the given paths is valid. Optionally, try to
substitute missing paths. */
virtual PathSet queryValidPaths(const PathSet & paths,
bool maybeSubstitute = false);
/* Query the set of all valid paths. Note that for some store
backends, the name part of store paths may be omitted
@ -653,7 +655,7 @@ ref<Store> openStore(const std::string & uri = getEnv("NIX_REMOTE"));
ref<Store> openStore(const std::string & uri, const Store::Params & params);
void copyPaths(ref<Store> from, ref<Store> to, const Paths & storePaths, bool substitute = false);
void copyPaths(ref<Store> from, ref<Store> to, const PathSet & storePaths, bool substitute = false);
enum StoreType {
tDaemon,