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Expose an async interface for queryRealisation

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Doesn’t change much so far because everything is still using it
synchronously, but should allow the binary cache to fetch stuff in
parallel
This commit is contained in:
regnat 2021-10-27 11:36:51 +02:00
parent 5b2aa61f1b
commit 96670ed216
12 changed files with 138 additions and 55 deletions
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12
src/libstore/store-api.hh
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@ -369,6 +369,14 @@ public:
void queryPathInfo(const StorePath & path,
Callback<ref<const ValidPathInfo>> callback) noexcept;
/* Query the information about a realisation. */
std::shared_ptr<const Realisation> queryRealisation(const DrvOutput &);
/* Asynchronous version of queryRealisation(). */
void queryRealisation(const DrvOutput &,
Callback<std::shared_ptr<const Realisation>> callback) noexcept;
/* Check whether the given valid path info is sufficiently attested, by
either being signed by a trusted public key or content-addressed, in
order to be included in the given store.
@ -393,11 +401,11 @@ protected:
virtual void queryPathInfoUncached(const StorePath & path,
Callback<std::shared_ptr<const ValidPathInfo>> callback) noexcept = 0;
virtual void queryRealisationUncached(const DrvOutput &,
Callback<std::shared_ptr<const Realisation>> callback) noexcept = 0;
public:
virtual std::optional<const Realisation> queryRealisation(const DrvOutput &) = 0;
/* Queries the set of incoming FS references for a store path.
The result is not cleared. */
virtual void queryReferrers(const StorePath & path, StorePathSet & referrers)