From ecabd60b540206750839939f3940bb27e68c3103 Mon Sep 17 00:00:00 2001
From: Andrii Panasiuk <andrew.panassiouk@gmail.com>
Date: Tue, 5 Sep 2023 21:07:12 +0300
Subject: [PATCH] fix(ci): add retry mechanism

Sometimes cirrus is not able to download files from the first attempt
---
 .cirrus.yml | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/.cirrus.yml b/.cirrus.yml
index e6202199..802bb63d 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -47,8 +47,25 @@ linux_aarch64_task:
 
   << : *COMMON_SCRIPTS_TEMPLATE
 
-  build_system_script:
-  - $NIX build ".#nixosConfigurations.nixos-$NIXOS_HOST.config.system.build.toplevel"
+  build_system_script: |
+    max_attempts=5
+    attempt_num=1
+    success=false
+
+    while [ $success = false ] && [ $attempt_num -le $max_attempts ]; do
+      $NIX build ".#nixosConfigurations.nixos-$NIXOS_HOST.config.system.build.toplevel"
+
+      if [ $? -eq 0 ]; then
+        success=true
+      else
+        echo "Attempt $attempt_num failed. Trying again..."
+        attempt_num=$(( attempt_num + 1 ))
+      fi
+    done
+
+    if [ $success = false ]; then
+      exit 1
+    fi
 
   # build_devshell_script:
   # - $NIX develop --command "menu"