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authorEelco Dolstra <eelco.dolstra@logicblox.com>2016-04-20T12·12+0200
committerEelco Dolstra <eelco.dolstra@logicblox.com>2016-04-20T12·12+0200
commit451ebf24ce532f8d59f929efd486104fcebf1aa6 (patch)
tree08bf43e0aad39626a1cc1ab9d5e638fdf90567b9 /src/libstore/http-binary-cache-store.cc
parente0204f8d462041387651af388074491fd0bf36d6 (diff)
Cache path info lookups in SQLite
This re-implements the binary cache database in C++, allowing it to be
used by other Store backends, in particular the S3 backend.
Diffstat (limited to 'src/libstore/http-binary-cache-store.cc')
-rw-r--r--src/libstore/http-binary-cache-store.cc15
1 files changed, 13 insertions, 2 deletions
diff --git a/src/libstore/http-binary-cache-store.cc b/src/libstore/http-binary-cache-store.cc
index 6dcea1cbf090..771eb42ee561 100644
--- a/src/libstore/http-binary-cache-store.cc
+++ b/src/libstore/http-binary-cache-store.cc
@@ -1,6 +1,7 @@
 #include "binary-cache-store.hh"
 #include "download.hh"
 #include "globals.hh"
+#include "nar-info-disk-cache.hh"
 
 namespace nix {
 
@@ -24,13 +25,23 @@ public:
     {
         if (cacheUri.back() == '/')
             cacheUri.pop_back();
+
+        diskCache = getNarInfoDiskCache();
+    }
+
+    std::string getUri() override
+    {
+        return cacheUri;
     }
 
     void init() override
     {
         // FIXME: do this lazily?
-        if (!fileExists("nix-cache-info"))
-            throw Error(format("‘%s’ does not appear to be a binary cache") % cacheUri);
+        if (!diskCache->cacheExists(cacheUri)) {
+            if (!fileExists("nix-cache-info"))
+                throw Error(format("‘%s’ does not appear to be a binary cache") % cacheUri);
+            diskCache->createCache(cacheUri);
+        }
     }
 
 protected: