113 lines
2.7 KiB
Nix
113 lines
2.7 KiB
Nix
{
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config,
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lib,
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pkgs,
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username,
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userdesc,
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sopsRoot,
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...
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}:
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lib.my.makeSwitch {
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inherit config;
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default = true;
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optionName = "default user settings";
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optionPath = [ "user" ];
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config' = {
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programs.zsh.enable = true;
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sops.secrets.imxyy-nix-hashed-password = {
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sopsFile = sopsRoot + /imxyy-nix-hashed-password.txt;
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format = "binary";
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neededForUsers = true;
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};
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users = {
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mutableUsers = false;
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users.${username} = {
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isNormalUser = true;
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description = userdesc;
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shell = pkgs.zsh;
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extraGroups = [
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username
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];
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hashedPasswordFile = lib.mkDefault config.sops.secrets.imxyy-nix-hashed-password.path;
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};
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groups.${username} = { };
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};
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users.users.root.hashedPasswordFile = lib.mkDefault config.sops.secrets.imxyy-nix-hashed-password.path;
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security.sudo.enable = false;
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security.doas = {
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enable = true;
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extraRules = [
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{
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users = [ username ];
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noPass = true;
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keepEnv = true;
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}
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];
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};
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environment.shellAliases = {
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sudoedit = "doasedit";
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};
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environment.systemPackages = [
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(pkgs.writeShellScriptBin "sudo" ''exec doas "$@"'')
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(pkgs.writeShellScriptBin "doasedit" ''
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if [ -n "''${2}" ]; then
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printf 'Expected only one argument\n'
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exit 1
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elif [ -z "''${1}" ]; then
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printf 'No file path provided\n'
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exit 1
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elif [ "$(id -u)" -eq 0 ]; then
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printf 'Cannot be run as root\n'
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exit 1
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fi
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set -eu
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tempdir="$(mktemp -d)"
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trap 'rm -rf $tempdir' EXIT
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srcfile="$(doas realpath "$1")"
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if doas [ -f "$srcfile" ]; then
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doas cp -a "$srcfile" "$tempdir"/file
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doas cp -a "$tempdir"/file "$tempdir"/edit
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# make sure that the file is editable by user
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doas chown "$USER":"$USER" "$tempdir"/edit
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chmod 600 "$tempdir"/edit
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else
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# create file with "regular" system permissions (root:root 644)
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touch "$tempdir"/file
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doas chown root:root "$tempdir"/file
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fi
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$EDITOR "$tempdir"/edit
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doas tee "$tempdir"/file 1>/dev/null < "$tempdir"/edit
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if doas cmp -s "$tempdir/file" "$srcfile"; then
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printf 'Skipping write; no changes.\n'
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exit 0
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else
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doas mv -f "$tempdir"/file "$srcfile"
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exit 0
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fi
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'')
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];
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nix.settings.trusted-users = [
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"root"
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username
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];
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my.home = {
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home = {
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inherit username;
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homeDirectory = "/home/${username}";
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};
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};
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};
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}
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