Files
nix-config-ryan4yin/secrets/darwin.nix
T
Ryan Yin 6ea53e8dd7 refactor(darwin): decrypt agenix secrets to /etc/agenix via path
agenix's darwin module honours age.secrets.<name>.path and applies owner and
mode itself, so the environment.etc links and the postActivation chown/chmod
that re-applied them go away.

Assisted-by: Claude Code (claude-opus-5-5)
2026-11-01 11:55:14 -06:00

91 lines
2.5 KiB
Nix

{
pkgs,
agenix,
mysecrets,
myvars,
...
}:
{
imports = [
agenix.darwinModules.default
];
# enable logs for debugging
launchd.daemons."activate-agenix".serviceConfig = {
StandardErrorPath = "/Library/Logs/org.nixos.activate-agenix.stderr.log";
StandardOutPath = "/Library/Logs/org.nixos.activate-agenix.stdout.log";
};
environment.systemPackages = [
agenix.packages."${pkgs.stdenv.hostPlatform.system}".default
];
# if you changed this key, you need to regenerate all encrypt files from the decrypt contents!
age.identityPaths = [
# Generate manually via `sudo ssh-keygen -A`
"/etc/ssh/ssh_host_ed25519_key" # macOS, using the host key for decryption
];
age.secrets =
let
noaccess = {
mode = "0000";
owner = "root";
};
high_security = {
mode = "0500";
owner = "root";
};
user_readable = {
mode = "0500";
owner = myvars.username;
};
in
{
# ---------------------------------------------
# No discretionary access; privileged root can still bypass file modes.
# ---------------------------------------------
# .age means the decrypted file is still encrypted by age(via a passphrase)
"ryan4yin-gpg-subkeys.priv.age" = {
file = "${mysecrets}/desktop/ryan4yin-gpg-subkeys-2024-01-27.priv.age.age";
path = "/etc/agenix/ryan4yin-gpg-subkeys.priv.age";
}
// noaccess;
# ---------------------------------------------
# only root can read this file.
# ---------------------------------------------
"rclone.conf" = {
file = "${mysecrets}/desktop/rclone.conf.age";
path = "/etc/agenix/rclone.conf";
}
// high_security;
"nix-access-tokens" = {
file = "${mysecrets}/server/nix-access-tokens.age";
}
# access-token needs to be readable by the user running the `nix` command
// user_readable;
# ---------------------------------------------
# user can read this file.
# ---------------------------------------------
"ssh-key-romantic" = {
file = "${mysecrets}/desktop/ssh-key-romantic.age";
path = "/etc/agenix/ssh-key-romantic";
}
// user_readable;
# work git identity, symlinked to ~/work/.gitconfig by home-manager
"work-gitconfig" = {
file = "${mysecrets}/desktop/work-gitconfig.age";
path = "/etc/agenix/work-gitconfig";
}
// user_readable;
};
}