chore: add delay between install retries, swap RN to use install script

.github/actions/install-with-retries/install-with-retries.sh

@@ -17,9 +17,9 @@ if [ "$SKIP_CYPRESS_BINARY" = "true" ]; then
   export CYPRESS_INSTALL_BINARY=0
 fi
 
-for i in {1..3}; do
+for i in {1..4}; do
   echo "===================="
-  echo "Attempt $i out of 3:"
+  echo "Attempt $i out of 4:"
   echo "===================="
 
   if [ "$NO_LOCKFILE" = "true" ]; then
@@ -32,10 +32,14 @@ for i in {1..3}; do
   # Check return value and exit early if successful
   return_value=$?
   [ $return_value -eq 0 ] && break
-  echo "[ERROR]: yarn install failed with exit code $return_value, waiting to retry..."
 
-  # Sleep 5 seconds before retrying
-  sleep 5
+  # Don't add delay at end of last attempt if last attempt fails
+  if [ "$i" -le 3 ]; then
+    # NPM publish can be flaky causing failed installs
+    # Add exponential backoff between retries: [4/16/64]s ~= [5/15/60]s
+    echo "[ERROR]: yarn install failed with exit code $return_value, waiting to retry in $((4 * i)) seconds..."
+    sleep $((4 ** i))
+  fi
 done
 
 # exit 0 if last `yarn install` was successful, non-zero otherwise

build-system-tests/scripts/install-dependencies-with-retries.sh

@@ -4,7 +4,7 @@
 # Takes 2 parameters: the package manager and the dependencies to be installed
 # Usage:  install_with_retries npm "$DEPENDENCIES" or  install_with_retries yarn "$DEPENDENCIES"
 install_dependencies_with_retries() {
-    local retries=3
+    local retries=4
     local attempt=1
     echo "Disable exit-on-error temporarily"
     echo "set +e"
@@ -20,10 +20,13 @@ install_dependencies_with_retries() {
             set -e
             break
         fi
+        # Add exponential backoff delay between failed attempts 
+        # [4/16/64]s ~= [5/15/60]s
+        local wait=$((4 ** attempt))
         attempt=$((attempt + 1))
         if [ $attempt -le $retries ]; then
-            echo "$1 install failed. Retrying in 5 seconds..."
-            sleep 5
+            echo "$1 install failed. Retrying in $wait seconds..."
+            sleep $wait
         else
             echo "$1 install failed after $retries attempts."
             echo "Re-enable exit-on-error"

build-system-tests/scripts/mega-app-install.sh

@@ -108,7 +108,7 @@ else
         # react-native-safe-area-context v5.0.0+ does not support RN 0.74 and lower
         DEPENDENCIES="$TAGGED_UI_FRAMEWORK @aws-amplify/react-native aws-amplify react-native-safe-area-context@^4.2.5 @react-native-community/netinfo @react-native-async-storage/async-storage react-native-get-random-values react-native-url-polyfill"
         echo "npm install $DEPENDENCIES"
-        npm install $DEPENDENCIES
+        install_dependencies_with_retries npm "$DEPENDENCIES"
         if [[ "$BUILD_TOOL" == "expo" ]]; then
             if [[ "$FRAMEWORK_VERSION" == "0.75" ]]; then 
                 # Expo SDK version 51.0.0 supports RN 0.74 and 0.75 but installs 0.74 by default https://expo.dev/changelog/2024/08-14-react-native-0.75#2-install-updated-packages