From 6ec0b0f7c721a8beea4f708fc1ed4e8c311ac94b Mon Sep 17 00:00:00 2001
From: Nathan Henrie <nate@n8henrie.com>
Date: Mon, 30 Jan 2023 15:51:52 -0700
Subject: [PATCH] Revert to hdiutil for older macos compatibility, be explicit
 about the weird number after ram://

---
 modules/age.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modules/age.nix b/modules/age.nix
index ec8546f..7f2fc0f 100644
--- a/modules/age.nix
+++ b/modules/age.nix
@@ -23,7 +23,8 @@ with lib; let
     if isDarwin
     then ''
       if ! diskutil info "${cfg.secretsMountPoint}" &> /dev/null; then
-          dev=$(diskutil image attach -mountPolicy=noMount ram://1MiB | sed 's/[[:space:]]*$//')
+          num_sectors=1048576
+          dev=$(hdiutil attach -nomount ram://"$num_sectors" | sed 's/[[:space:]]*$//')
           newfs_hfs -v agenix "$dev"
           mount -t hfs -o nobrowse,nodev,nosuid,-m=0751 "$dev" "${cfg.secretsMountPoint}"
       fi