bootstrap: configure libvirt quirk on macOS

Author: davidandreoletti

install/v12n/configure_libvirt.sh

@@ -0,0 +1,26 @@
+if is_macos; then
+    edit_qemu_conf_property() {
+        local file_path="$1"
+        local prop_name="$2"
+        local prop_value="$3"
+
+        if ! egrep -i "^${prop_name} =.*" "$file_path"; then
+            sudo sed -i "s/#${prop_name} = .*/${prop_name} = ${prop_value}/g" "$conf_file"
+        fi
+    }
+
+    conf_file="$(brew --prefix)/etc/libvirt/qemu.conf"
+    if test -f "$conf_file"; then
+        edit_qemu_conf_property "$conf_file" "user" "root"
+        edit_qemu_conf_property "$conf_file" "group" "root"
+        # Drop unsuuported features on macOS
+        # - https://www.naut.ca/blog/2020/08/26/ubuntu-vm-on-macos-with-libvirt-qemu/
+        # -- https://gitlab.com/libvirt/libvirt/-/issues/241
+        edit_qemu_conf_property "$conf_file" "security_driver" "none"
+        edit_qemu_conf_property "$conf_file" "dynamic_ownership" "0"
+        edit_qemu_conf_property "$conf_file" "remember_owner" "0"
+        # FIXME: Networking:
+        #   - https://gist.github.com/davidandreoletti/af2a17ea095af9476ad012b4a2365a40
+        #   - https://gitlab.com/libvirt/libvirt/-/issues/75
+    fi
+fi