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authorEelco Dolstra <eelco.dolstra@logicblox.com>2016-08-10T14·06+0200
committerEelco Dolstra <eelco.dolstra@logicblox.com>2016-08-10T16·08+0200
commit66adbdfd9743cccec5f7ca4992cf3a631bb22774 (patch)
treeeb7ca4053b49e3d5c320386cfeb4e51b850df431 /src/libstore/http-binary-cache-store.cc
parent9204ea7294bf35beacbecd468a3c9690780b7ca5 (diff)
HttpBinaryCacheStore: Retry on transient HTTP errors
This makes us more robust against 500 errors from CloudFront or S3
(assuming the 500 error isn't cached by CloudFront...).
Diffstat (limited to 'src/libstore/http-binary-cache-store.cc')
-rw-r--r--src/libstore/http-binary-cache-store.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libstore/http-binary-cache-store.cc b/src/libstore/http-binary-cache-store.cc
index da80b636c76c..42e9099b8e20 100644
--- a/src/libstore/http-binary-cache-store.cc
+++ b/src/libstore/http-binary-cache-store.cc
@@ -58,6 +58,7 @@ protected:
             DownloadOptions options;
             options.showProgress = DownloadOptions::no;
             options.head = true;
+            options.tries = 5;
             downloader->download(cacheUri + "/" + path, options);
             return true;
         } catch (DownloadError & e) {
@@ -79,6 +80,7 @@ protected:
         auto downloader(downloaders.get());
         DownloadOptions options;
         options.showProgress = DownloadOptions::no;
+        options.tries = 3;
         try {
             return downloader->download(cacheUri + "/" + path, options).data;
         } catch (DownloadError & e) {