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mirror of https://github.com/NixOS/mobile-nixos.git synced 2024-12-26 01:13:37 +03:00

examples/demo: inits a demo configuration for a system

This commit is contained in:
Samuel Dionne-Riel 2019-09-24 22:57:43 -04:00
parent e318e1603f
commit e8e3b46207
2 changed files with 112 additions and 0 deletions

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{ config, lib, pkgs, ... }:
let
inherit (lib) mkForce;
in
{
imports = [
../../profiles/installer.nix
];
disabledModules = [
<nixpkgs/nixos/modules/installer/cd-dvd/iso-image.nix>
<nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-base.nix>
];
config = lib.mkMerge [
{
services.xserver = {
enable = true;
libinput.enable = true;
videoDrivers = [ "fbdev" ];
# xfce has been chosen mainly because it is light, and quick to start.
# FIXME: Find a better demo environment.
desktopManager.xfce.enable = true;
# Automatically login as nixos.
displayManager.slim = {
enable = true;
defaultUser = "nixos";
autoLogin = true;
};
};
powerManagement.enable = true;
hardware.pulseaudio.enable = true;
environment.systemPackages = with pkgs; [
firefox
sgtpuzzles
hard-reboot
hard-shutdown
];
# Hacky way to setup an initial brightness
# TODO: better factor this out...
mobile.boot.stage-1.initFramebuffer = ''
brightness=10
echo "Setting brightness to $brightness"
if [ -e /sys/class/backlight/backlight/brightness ]; then
echo $(($(cat /sys/class/backlight/backlight/max_brightness) * brightness / 100)) > /sys/class/backlight/backlight/brightness
elif [ -e /sys/class/leds/lcd-backlight/max_brightness ]; then
echo $(($(cat /sys/class/leds/lcd-backlight/max_brightness) * brightness / 100)) > /sys/class/leds/lcd-backlight/brightness
elif [ -e /sys/class/leds/lcd-backlight/brightness ]; then
# Assumes max brightness is 100... probably wrong, but good enough, eh.
echo $brightness > /sys/class/leds/lcd-backlight/brightness
fi
'';
# Puts some icons on the desktop.
system.activationScripts.fillDesktop = let
minesDesktopFile = pkgs.writeScript "mines.desktop" ''
[Desktop Entry]
Version=1.0
Type=Application
Name=Mines
Exec=${pkgs.sgtpuzzles}/bin/sgt-puzzle-mines
'';
homeDir = "/home/nixos/";
desktopDir = homeDir + "Desktop/";
in ''
mkdir -p ${desktopDir}
chown nixos ${homeDir} ${desktopDir}
ln -sfT ${minesDesktopFile} ${desktopDir + "mines.desktop"}
'';
# FIXME : Stop relying on initrd for `ssh` via USB.
networking.networkmanager.enable = true;
networking.networkmanager.unmanaged = [ "rndis0" "usb0" ];
# Setup USB gadget networking in initrd...
mobile.boot.stage-1.networking.enable = true;
#mobile.boot.stage-1.ssh.enable = true;
# Start SSH by default...
systemd.services.sshd.wantedBy = lib.mkOverride 10 [ "multi-user.target" ];
services.openssh.permitRootLogin = lib.mkForce "yes";
# Forcibly set a password on users...
# FIXME: highly insecure!
# FIXME: Figure out why this breaks...
#services.openssh.extraConfig = "PermitEmptyPasswords yes";
users.users.nixos.password = "nixos";
users.users.root.password = "nixos";
# Okay, systemd-udev-settle times out... no idea why yet...
# Though, it seems fine to simply disable it.
# FIXME : figure out why systemd-udev-settle doesn't work.
systemd.services.systemd-udev-settle.enable = false;
}
];
}

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{ device ? null }:
let
system-build = import ../../. {
inherit device;
configuration = [ (import ./configuration.nix) ];
};
burn-tool-build = import ../../. {
inherit device;
configuration = [ (import ./android-burn-tool.nix) ];
};
in
{
inherit (system-build.build) android-bootimg android-device;
android-burn-tool = burn-tool-build.build.android-bootimg;
}