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authorVincent Ambo <tazjin@google.com>2020-05-17T14·52+0100
committerVincent Ambo <tazjin@google.com>2020-05-17T14·52+0100
commit7994fd1d545cc5c876d6f21db7ddf9185d23dad6 (patch)
tree32dd695785378c5b9c8be97fc583e9dfc62cb105 /third_party/nix/src/libstore/remote-fs-accessor.hh
parentcf8cd640c1adf74a3706efbcb0ea4625da106fb2 (diff)
parent90b3b31dc27f31e9b11653a636025d29ddb087a3 (diff)
Add 'third_party/nix/' from commit 'be66c7a6b24e3c3c6157fd37b86c7203d14acf10' r/724
git-subtree-dir: third_party/nix
git-subtree-mainline: cf8cd640c1adf74a3706efbcb0ea4625da106fb2
git-subtree-split: be66c7a6b24e3c3c6157fd37b86c7203d14acf10
Diffstat (limited to 'third_party/nix/src/libstore/remote-fs-accessor.hh')
-rw-r--r--third_party/nix/src/libstore/remote-fs-accessor.hh40
1 files changed, 40 insertions, 0 deletions
diff --git a/third_party/nix/src/libstore/remote-fs-accessor.hh b/third_party/nix/src/libstore/remote-fs-accessor.hh
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index 000000000000..4afb3be95736
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+++ b/third_party/nix/src/libstore/remote-fs-accessor.hh
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+#pragma once
+
+#include "fs-accessor.hh"
+#include "ref.hh"
+#include "store-api.hh"
+
+namespace nix {
+
+class RemoteFSAccessor : public FSAccessor
+{
+    ref<Store> store;
+
+    std::map<Path, ref<FSAccessor>> nars;
+
+    Path cacheDir;
+
+    std::pair<ref<FSAccessor>, Path> fetch(const Path & path_);
+
+    friend class BinaryCacheStore;
+
+    Path makeCacheFile(const Path & storePath, const std::string & ext);
+
+    void addToCache(const Path & storePath, const std::string & nar,
+        ref<FSAccessor> narAccessor);
+
+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) override;
+
+    std::string readLink(const Path & path) override;
+};
+
+}