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-rw-r--r--third_party/nix/src/libstore/local-binary-cache-store.cc130
1 files changed, 56 insertions, 74 deletions
diff --git a/third_party/nix/src/libstore/local-binary-cache-store.cc b/third_party/nix/src/libstore/local-binary-cache-store.cc
index b7001795be4d..925fb34de48f 100644
--- a/third_party/nix/src/libstore/local-binary-cache-store.cc
+++ b/third_party/nix/src/libstore/local-binary-cache-store.cc
@@ -4,100 +4,82 @@
 
 namespace nix {
 
-class LocalBinaryCacheStore : public BinaryCacheStore
-{
-private:
+class LocalBinaryCacheStore : public BinaryCacheStore {
+ private:
+  Path binaryCacheDir;
 
-    Path binaryCacheDir;
+ public:
+  LocalBinaryCacheStore(const Params& params, const Path& binaryCacheDir)
+      : BinaryCacheStore(params), binaryCacheDir(binaryCacheDir) {}
 
-public:
+  void init() override;
 
-    LocalBinaryCacheStore(
-        const Params & params, const Path & binaryCacheDir)
-        : BinaryCacheStore(params)
-        , binaryCacheDir(binaryCacheDir)
-    {
-    }
-
-    void init() override;
-
-    std::string getUri() override
-    {
-        return "file://" + binaryCacheDir;
-    }
+  std::string getUri() override { return "file://" + binaryCacheDir; }
 
-protected:
+ protected:
+  bool fileExists(const std::string& path) override;
 
-    bool fileExists(const std::string & path) override;
+  void upsertFile(const std::string& path, const std::string& data,
+                  const std::string& mimeType) override;
 
-    void upsertFile(const std::string & path,
-        const std::string & data,
-        const std::string & mimeType) override;
-
-    void getFile(const std::string & path, Sink & sink) override
-    {
-        try {
-            readFile(binaryCacheDir + "/" + path, sink);
-        } catch (SysError & e) {
-            if (e.errNo == ENOENT)
-                throw NoSuchBinaryCacheFile("file '%s' does not exist in binary cache", path);
-        }
+  void getFile(const std::string& path, Sink& sink) override {
+    try {
+      readFile(binaryCacheDir + "/" + path, sink);
+    } catch (SysError& e) {
+      if (e.errNo == ENOENT)
+        throw NoSuchBinaryCacheFile("file '%s' does not exist in binary cache",
+                                    path);
     }
+  }
 
-    PathSet queryAllValidPaths() override
-    {
-        PathSet paths;
-
-        for (auto & entry : readDirectory(binaryCacheDir)) {
-            if (entry.name.size() != 40 ||
-                !hasSuffix(entry.name, ".narinfo"))
-                continue;
-            paths.insert(storeDir + "/" + entry.name.substr(0, entry.name.size() - 8));
-        }
+  PathSet queryAllValidPaths() override {
+    PathSet paths;
 
-        return paths;
+    for (auto& entry : readDirectory(binaryCacheDir)) {
+      if (entry.name.size() != 40 || !hasSuffix(entry.name, ".narinfo"))
+        continue;
+      paths.insert(storeDir + "/" +
+                   entry.name.substr(0, entry.name.size() - 8));
     }
 
+    return paths;
+  }
 };
 
-void LocalBinaryCacheStore::init()
-{
-    createDirs(binaryCacheDir + "/nar");
-    BinaryCacheStore::init();
+void LocalBinaryCacheStore::init() {
+  createDirs(binaryCacheDir + "/nar");
+  BinaryCacheStore::init();
 }
 
-static void atomicWrite(const Path & path, const std::string & s)
-{
-    Path tmp = path + ".tmp." + std::to_string(getpid());
-    AutoDelete del(tmp, false);
-    writeFile(tmp, s);
-    if (rename(tmp.c_str(), path.c_str()))
-        throw SysError(format("renaming '%1%' to '%2%'") % tmp % path);
-    del.cancel();
+static void atomicWrite(const Path& path, const std::string& s) {
+  Path tmp = path + ".tmp." + std::to_string(getpid());
+  AutoDelete del(tmp, false);
+  writeFile(tmp, s);
+  if (rename(tmp.c_str(), path.c_str()))
+    throw SysError(format("renaming '%1%' to '%2%'") % tmp % path);
+  del.cancel();
 }
 
-bool LocalBinaryCacheStore::fileExists(const std::string & path)
-{
-    return pathExists(binaryCacheDir + "/" + path);
+bool LocalBinaryCacheStore::fileExists(const std::string& path) {
+  return pathExists(binaryCacheDir + "/" + path);
 }
 
-void LocalBinaryCacheStore::upsertFile(const std::string & path,
-    const std::string & data,
-    const std::string & mimeType)
-{
-    atomicWrite(binaryCacheDir + "/" + path, data);
+void LocalBinaryCacheStore::upsertFile(const std::string& path,
+                                       const std::string& data,
+                                       const std::string& mimeType) {
+  atomicWrite(binaryCacheDir + "/" + path, data);
 }
 
-static RegisterStoreImplementation regStore([](
-    const std::string & uri, const Store::Params & params)
-    -> std::shared_ptr<Store>
-{
-    if (getEnv("_NIX_FORCE_HTTP_BINARY_CACHE_STORE") == "1" ||
-        std::string(uri, 0, 7) != "file://")
+static RegisterStoreImplementation regStore(
+    [](const std::string& uri,
+       const Store::Params& params) -> std::shared_ptr<Store> {
+      if (getEnv("_NIX_FORCE_HTTP_BINARY_CACHE_STORE") == "1" ||
+          std::string(uri, 0, 7) != "file://")
         return 0;
-    auto store = std::make_shared<LocalBinaryCacheStore>(params, std::string(uri, 7));
-    store->init();
-    return store;
-});
+      auto store =
+          std::make_shared<LocalBinaryCacheStore>(params, std::string(uri, 7));
+      store->init();
+      return store;
+    });
 
-}
+}  // namespace nix