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|
{ config, lib, pkgs, ... }:
with lib;
{
imports = [
../3modules/iptables.nix
../2configs/vim.nix
{
users.extraUsers =
mapAttrs (_: h: { hashedPassword = h; })
(import /root/src/secrets/hashedPasswords.nix);
}
{
users.extraUsers = {
root = {
openssh.authorizedKeys.keys = map readFile [
../../krebs/Zpubkeys/lass.ssh.pub
];
};
mainUser = {
name = "lass";
uid = 1337;
home = "/home/lass";
group = "users";
createHome = true;
useDefaultShell = true;
extraGroups = [
"audio"
"wheel"
];
openssh.authorizedKeys.keys = map readFile [
../../krebs/Zpubkeys/lass.ssh.pub
];
};
};
}
];
krebs = {
enable = true;
search-domain = "retiolum";
exim-retiolum.enable = true;
build.deps.nixpkgs = {
url = https://github.com/Lassulus/nixpkgs;
rev = "e74d0e7ff83c16846a81e1173543f180ad565076";
};
};
nix.useChroot = true;
users.mutableUsers = false;
#why is this on in the first place?
services.ntp.enable = false;
boot.tmpOnTmpfs = true;
# see tmpfiles.d(5)
systemd.tmpfiles.rules = [
"d /tmp 1777 root root - -"
];
# multiple-definition-problem when defining environment.variables.EDITOR
environment.extraInit = ''
EDITOR=vim
PAGER=most
'';
environment.systemPackages = with pkgs; [
git
most
rxvt_unicode.terminfo
#network
iptables
];
programs.bash = {
enableCompletion = true;
interactiveShellInit = ''
HISTCONTROL='erasedups:ignorespace'
HISTSIZE=65536
HISTFILESIZE=$HISTSIZE
shopt -s checkhash
shopt -s histappend histreedit histverify
shopt -s no_empty_cmd_completion
complete -d cd
#fancy colors
if [ -e ~/LS_COLORS ]; then
eval $(dircolors ~/LS_COLORS)
fi
if [ -e /etc/nixos/dotfiles/link ]; then
/etc/nixos/dotfiles/link
fi
'';
promptInit = ''
if test $UID = 0; then
PS1='\[\033[1;31m\]\w\[\033[0m\] '
elif test $UID = 1337; then
PS1='\[\033[1;32m\]\w\[\033[0m\] '
else
PS1='\[\033[1;33m\]\u@\w\[\033[0m\] '
fi
if test -n "$SSH_CLIENT"; then
PS1='\[\033[35m\]\h'" $PS1"
fi
'';
};
security.setuidPrograms = [
"sendmail"
];
#services.gitolite = {
# enable = true;
# dataDir = "/home/gitolite";
# adminPubkey = config.sshKeys.lass.pub;
#};
services.openssh = {
enable = true;
hostKeys = [
# XXX bits here make no science
{ bits = 8192; type = "ed25519"; path = "/etc/ssh/ssh_host_ed25519_key"; }
];
};
services.journald.extraConfig = ''
SystemMaxUse=1G
RuntimeMaxUse=128M
'';
lass.iptables = {
enable = true;
tables = {
filter.INPUT.policy = "DROP";
filter.FORWARD.policy = "DROP";
filter.INPUT.rules = [
{ predicate = "-m conntrack --ctstate RELATED,ESTABLISHED"; target = "ACCEPT"; precedence = 10001; }
{ predicate = "-p icmp"; target = "ACCEPT"; precedence = 10000; }
{ predicate = "-i lo"; target = "ACCEPT"; precedence = 9999; }
{ predicate = "-p tcp --dport 22"; target = "ACCEPT"; precedence = 9998; }
{ predicate = "-i retiolum"; target = "REJECT"; precedence = -10000; }
];
};
};
}
|