rancher - use vz instead of qemu on M3 macOS >=13.3

VERSION

@@ -1 +1 @@
-0.1.40
+0.1.41

formula/ih-core.rb

@@ -1,5 +1,5 @@
 class IhCore < Formula
-  VERSION="0.1.40"
+  VERSION="0.1.41"
   desc "Brew formula for installing core tools used at Included Health engineering."
   homepage "https://github.com/ConsultingMD/homebrew-ih-public"
   license "CC BY-NC-ND 4.0"

lib/core/rancher/step.sh

@@ -49,6 +49,19 @@ function ih::setup::core.rancher::test() {
     return 1
   fi
 
+  # Use vz (requires macOS >=13.3) instead of qemu on M3 macs to resolve issues.
+  # More details: https://github.com/lima-vm/lima/issues/1996
+  local macos_version=$(ih::arch::get_macos_version)
+  if ih::arch::is_m3_mac; then
+    if (( $(echo "$macos_version < 13.3" | bc -l) )); then
+      ih::log::error "macOS version 13.3 or higher is required for M3 Macs."
+      return 1
+    elif ! grep -q "<string>vz</string>" "$PLIST_DST"; then
+      ih::log::debug "The PLIST file needs to be updated to use 'vz' for M3 Macs."
+      return 1
+    fi
+  fi
+
   return 0
 }
 
@@ -63,7 +76,7 @@ function ih::setup::core.rancher::install() {
 
   echo "A configuration file for Rancher Desktop will be copied to your system"
   echo "You may be required to enter your password"
-  sudo cp "${THIS_DIR}/io.rancherdesktop.profile.defaults.plist" "$HOME/Library/Preferences/io.rancherdesktop.profile.defaults.plist"
+  sudo cp "${THIS_DIR}/io.rancherdesktop.profile.defaults.plist" "$PLIST_DST"
 
   # Check if Rancher was installed manually
   brew list rancher >/dev/null 2>&1
@@ -120,6 +133,18 @@ function ih::setup::core.rancher::install() {
       fi
     fi
 
+    # Use vz (requires macOS >=13.3) instead of qemu on M3 macs to resolve issues.
+    # More details: https://github.com/lima-vm/lima/issues/1996
+    if ih::arch::is_m3_mac; then
+      if (( $(echo "$macos_version < 13.3" | bc -l) )); then
+        ih::log::error "macOS version 13.3 or higher is required for M3 Macs."
+        return 1 # Abort the installation for M3 Macs
+      elif ! grep -q "<string>vz</string>" "$PLIST_DST"; then
+        ih::log::debug "Updating PLIST to use 'vz' for Virtualization for M3 Macs."
+        sudo sed -i '' 's/<string>qemu<\/string>/<string>vz<\/string>/g' "$PLIST_DST"
+      fi
+    fi
+
     echo "Rancher Desktop has been installed successfully"
   else
     ih::log::warn "Could not install Rancher Desktop"

lib/utils/arch.sh

@@ -21,3 +21,12 @@ ih::arch::ibrew() {
 ih::arch::mbrew() {
   /opt/homebrew/bin/brew "${@}"
 }
+
+ih::arch::get_macos_version() {
+  sw_vers -productVersion | awk -F '.' '{ printf("%d.%d\n", $1, $2) }'
+}
+
+ih::arch::is_m3_mac() {
+  local hw_model=$(sysctl -n machdep.cpu.brand_string)
+  [[ "$hw_model" == *"M3"* ]]
+}