Allow configuring CDN requests max concurrency to reduce flakiness

CocoaPods · Aug 6, 2024 · ec7ef6f · ec7ef6f
1 parent 7593a4c
commit ec7ef6f
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -4,7 +4,9 @@
 
 ##### Enhancements
 
-* None.  
+* Add ability to configure max concurrency of CDN requests through environment variable.
+  [maikelvdh](https://github.com/maikelvdh)
+  [#773](https://github.com/CocoaPods/Core/pull/773)
 
 ##### Bug Fixes
 

diff --git a/lib/cocoapods-core/cdn_source.rb b/lib/cocoapods-core/cdn_source.rb
@@ -10,6 +10,7 @@ module Pod
   class CDNSource < Source
     include Concurrent
 
+    MAX_CONCURRENCY = (ENV['COCOAPODS_CDN_MAX_CONCURRENCY'] || 200).to_i
     MAX_NUMBER_OF_RETRIES = (ENV['COCOAPODS_CDN_MAX_NUMBER_OF_RETRIES'] || 5).to_i
     # Single thread executor for all network activity.
     HYDRA_EXECUTOR = Concurrent::SingleThreadExecutor.new
@@ -489,7 +490,7 @@ def concurrent_requests_catching_errors
     end
 
     def queue_request(request)
-      @hydra ||= Typhoeus::Hydra.new
+      @hydra ||= Typhoeus::Hydra.new(max_concurrency: MAX_CONCURRENCY)
 
       # Queue the request into the Hydra (libcurl reactor).
       @hydra.queue(request)