nix-super/src/libstore/remote-fs-accessor.hh

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#pragma once
///@file
#include "fs-accessor.hh"
#include "ref.hh"
#include "store-api.hh"
namespace nix {
class RemoteFSAccessor : public FSAccessor
{
ref<Store> store;
std::map<std::string, ref<FSAccessor>> nars;
Path cacheDir;
std::pair<ref<FSAccessor>, Path> fetch(const Path & path_, bool requireValidPath = true);
friend class BinaryCacheStore;
Path makeCacheFile(std::string_view hashPart, const std::string & ext);
ref<FSAccessor> addToCache(std::string_view hashPart, std::string && nar);
public:
RemoteFSAccessor(ref<Store> store,
const /* FIXME: use std::optional */ Path & cacheDir = "");
Stat stat(const Path & path) override;
StringSet readDirectory(const Path & path) override;
std::string readFile(const Path & path, bool requireValidPath = true) override;
std::string readLink(const Path & path) override;
};
}