mirror of
https://github.com/nix-community/nix-on-droid.git
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80 lines
3.1 KiB
Nix
80 lines
3.1 KiB
Nix
# Copyright (c) 2019-2020, see AUTHORS. Licensed under MIT License, see LICENSE.
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{ config, lib, customPkgs, writeText }:
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let
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inherit (customPkgs.packageInfo) cacert coreutils nix;
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in
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writeText "login-inner" ''
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# This file is generated by nix-on-droid. DO NOT EDIT.
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set -eo pipefail
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if [ "$#" -eq 0 ]; then # if script is called from within nix-on-droid app
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echo "Welcome to Nix-on-Droid!"
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echo "If nothing works, open an issue at https://github.com/t184256/nix-on-droid/issues or try the rescue shell."
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fi
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${lib.optionalString config.build.initialBuild ''
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if [ -e /etc/UNINTIALISED ]; then
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export HOME="${config.user.home}"
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export USER="${config.user.userName}"
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# To prevent gc warnings of nix, see https://github.com/NixOS/nix/issues/3237
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export GC_NPROCS=1
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echo "Setting default user profile..."
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${nix}/bin/nix-env --switch-profile /nix/var/nix/profiles/per-user/$USER/profile
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[ "$#" -gt 0 ] || echo "Sourcing Nix environment..."
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. ${nix}/etc/profile.d/nix.sh
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export NIX_SSL_CERT_FILE=${cacert}
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echo "Installing and updating nix-channels..."
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${nix}/bin/nix-channel --add ${config.build.channel.nixpkgs} nixpkgs
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${nix}/bin/nix-channel --update nixpkgs
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${nix}/bin/nix-channel --add ${config.build.channel.nix-on-droid} nix-on-droid
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${nix}/bin/nix-channel --update nix-on-droid
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echo "Copying default nix-on-droid config..."
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${coreutils}/bin/mkdir --parents $HOME/.config/nixpkgs
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${coreutils}/bin/cp $(${nix}/bin/nix-instantiate --eval --expr "<nix-on-droid/modules/environment/login/nix-on-droid.nix.default>") $HOME/.config/nixpkgs/nix-on-droid.nix
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${coreutils}/bin/chmod u+w $HOME/.config/nixpkgs/nix-on-droid.nix
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echo "Installing first nix-on-droid generation..."
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${nix}/bin/nix --extra-experimental-features nix-command \
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build --no-link --file "<nix-on-droid>" nix-on-droid
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$(${nix}/bin/nix --extra-experimental-features nix-command \
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path-info --file "<nix-on-droid>" nix-on-droid)/bin/nix-on-droid switch
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echo
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echo "Congratulations! Now you have Nix installed with some default packages like bashInteractive, \
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coreutils, cacert and, most importantly, nix-on-droid itself to manage local configuration, see"
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echo " nix-on-droid help"
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echo "or in the config file"
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echo " ~/.config/nixpkgs/nix-on-droid.nix"
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echo
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echo "You can go for the bare nix-on-droid setup or you can configure your phone via home-manager. See \
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config file for further information."
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echo
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fi
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''}
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. "${config.user.home}/.nix-profile/etc/profile.d/nix-on-droid-session-init.sh"
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${lib.optionalString config.build.initialBuild ''
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exec /usr/bin/env bash # otherwise it'll be a limited bash that came with Nix
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''}
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usershell="${config.user.shell}"
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if [ "$#" -gt 0 ]; then # if script is not called from within nix-on-droid app
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exec /usr/bin/env "$@"
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elif [ -x "$usershell" ]; then
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exec -a "-''${usershell##*/}" "$usershell"
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else
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echo "Cannot execute shell '${config.user.shell}', falling back to bash"
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exec -l bash
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fi
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''
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