From 4d7a4fbd9f634d0c2f1e660d3981e965b3513466 Mon Sep 17 00:00:00 2001
From: lolbinarycat <binarycat@envs.net>
Date: Thu, 21 Nov 2024 20:53:21 -0600
Subject: [PATCH] improve error handling flags to curl

current invocation is extremely fragile if tcp sockets are spuriously shutdown (this can happen when changing networks, or just due to a bad ISP)

--retry-all-errors is the only way to make curl robust against this type of failure.
---
 pkgs/build-support/fetchurl/builder.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/build-support/fetchurl/builder.sh b/pkgs/build-support/fetchurl/builder.sh
index a82728ef1025..ff8ece36fea2 100644
--- a/pkgs/build-support/fetchurl/builder.sh
+++ b/pkgs/build-support/fetchurl/builder.sh
@@ -14,6 +14,8 @@ curl=(
     --location
     --max-redirs 20
     --retry 3
+    --retry-all-errors
+    --continue-at -
     --disable-epsv
     --cookie-jar cookies
     --user-agent "curl/$curlVersion Nixpkgs/$nixpkgsVersion"