nix-on-droid/modules/environment/login/login-inner.nix

80 lines
3 KiB
Nix

# Licensed under GNU Lesser General Public License v3 or later, see COPYING.
# Copyright (c) 2019 Alexander Sosedkin and other contributors, see AUTHORS.
{ config, lib, customPkgs, writeText }:
let
inherit (customPkgs.packageInfo) cacert coreutils nix;
in
writeText "login-inner" ''
# This file is generated by nix-on-droid. DO NOT EDIT.
set -e
[ "$#" -gt 0 ] || echo "Welcome to Nix-on-Droid!"
[ "$#" -gt 0 ] || echo "If nothing works, use the rescue shell and read ${config.build.installationDir}/usr/lib/login-inner"
[ "$#" -gt 0 ] || echo "If it does not help, report bugs at https://github.com/t184256/nix-on-droid-bootstrap/issues"
export USER="${config.user.userName}"
export HOME="${config.user.home}"
export GC_NPROCS=1 # to prevent gc warnings of nix, see https://github.com/NixOS/nix/issues/3237
${lib.optionalString config.build.initialBuild ''
echo "Set default user profile..."
${nix}/bin/nix-env --switch-profile /nix/var/nix/profiles/per-user/$USER/profile
[ "$#" -gt 0 ] || echo "Sourcing Nix environment..."
. ${nix}/etc/profile.d/nix.sh
export NIX_SSL_CERT_FILE=${cacert}
echo "Installing and updating nix-channels..."
${nix}/bin/nix-channel --add ${config.build.channel.nixpkgs} nixpkgs
${nix}/bin/nix-channel --update nixpkgs
${nix}/bin/nix-channel --add ${config.build.channel.nix-on-droid} nix-on-droid
${nix}/bin/nix-channel --update nix-on-droid
echo "Copy default nix-on-droid config..."
${coreutils}/bin/mkdir --parents $HOME/.config/nixpkgs
${coreutils}/bin/cp ${./nix-on-droid.nix.default} $HOME/.config/nixpkgs/nix-on-droid.nix
${coreutils}/bin/chmod u+w $HOME/.config/nixpkgs/nix-on-droid.nix
echo "Installing first nix-on-droid generation..."
${nix}/bin/nix build --no-link --file "<nix-on-droid>" nix-on-droid
$(${nix}/bin/nix path-info --file "<nix-on-droid>" nix-on-droid)/bin/nix-on-droid switch
echo
echo "Congratulations! Now you have Nix installed with some default packages like bashInteractive, \
coreutils, cacert and most important nix-on-droid itself to manage local configuration, see"
echo " nix-on-droid help"
echo "or in the config file"
echo " ~/.config/nixpkgs/nix-on-droid.nix"
echo
echo "You can go for the bare nix-on-droid setup or you can configure your phone via home-manager. See \
config file for further information."
echo
''}
[ "$#" -gt 0 ] || echo "Sourcing Nix environment..."
. $HOME/.nix-profile/etc/profile.d/nix.sh
${lib.optionalString (config.home-manager.config != null) ''
if [ -e "$HOME/.nix-profile/etc/profile.d/hm-session-vars.sh" ]; then
[ "$#" -gt 0 ] || echo "Sourcing home-manager environment..."
export NIX_PATH=$HOME/.nix-defexpr/channels''${NIX_PATH:+:}$NIX_PATH
. "$HOME/.nix-profile/etc/profile.d/hm-session-vars.sh"
fi
''}
# Workaround for https://github.com/NixOS/nix/issues/1865
export NIX_PATH=nixpkgs=$HOME/.nix-defexpr/channels/nixpkgs/:$NIX_PATH
if [ "$#" -eq 0 ]; then
exec /usr/bin/env bash
else
exec /usr/bin/env "$@"
fi
''