Merge pull request #2 from blue-white-inc/no-cache-proxy

No cache proxy
blue-white-inc · May 31, 2022 · f0c73c2 · f0c73c2
2 parents 0d33fce + 4bc665c
commit f0c73c2
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Showing 5 changed files with 2,586 additions and 13 deletions.
diff --git a/bin/web.js b/bin/web.js
@@ -26,7 +26,8 @@ var myNuts = nuts.Nuts({
     timeout: process.env.VERSIONS_TIMEOUT,
     cache: process.env.VERSIONS_CACHE,
     refreshSecret: process.env.GITHUB_SECRET,
-    proxyAssets: !Boolean(process.env.DONT_PROXY_ASSETS)
+    proxyAssets: !Boolean(process.env.DONT_PROXY_ASSETS),
+    behindReverseProxy: Boolean(process.env.BEHIND_REVERSE_PROXY),
 });
 
 // Control access to API

diff --git a/lib/backends/backend.js b/lib/backends/backend.js
@@ -67,18 +67,17 @@ Backend.prototype.serveAsset = function(asset, req, res) {
     res.header('Content-Length', asset.size);
     res.attachment(asset.filename);
 
-    // Key exists
-    if (that.cache.has(cacheKey)) {
-        return that.cache.getStream(cacheKey)
-            .then(outputStream);
-    }
-
     return that.getAssetStream(asset)
     .then(function(stream) {
+        if (that.opts.behindReverseProxy) {
+            return Q(stream
+                .on('response', function(res) {
+                    delete res.headers['etag'];
+                    res.headers['cache-control'] = 'max-age=7200'
+                })
+                .pipe(res));
+        }
         return Q.all([
-            // Cache the stream
-            that.cache.set(cacheKey, stream),
-
             // Send the stream to the user
             outputStream(stream)
         ]);

diff --git a/lib/backends/github.js b/lib/backends/github.js
@@ -84,7 +84,8 @@ GitHubBackend.prototype.getAssetStream = function(asset) {
         uri: asset.raw.url,
         method: 'get',
         headers: headers,
-        auth: httpAuth
+        auth: httpAuth,
+        encoding: null
     }));
 };