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|
{ config, lib, pkgs, ... }:
with import <stockholm/lib>;
{
imports = [
../2configs/nixpkgs.nix
../2configs/vim.nix
{
users.extraUsers =
mapAttrs (_: h: { hashedPassword = h; })
(import <secrets/hashedPasswords.nix>);
}
{
users.users = {
root = {
openssh.authorizedKeys.keys = [
config.krebs.users.nin.pubkey
];
};
nin = {
name = "nin";
uid = 1337;
home = "/home/nin";
group = "users";
createHome = true;
useDefaultShell = true;
extraGroups = [
"audio"
"fuse"
];
openssh.authorizedKeys.keys = [
config.krebs.users.nin.pubkey
];
};
};
}
{
environment.variables = {
NIX_PATH = mkForce "secrets=/var/src/stockholm/null:/var/src";
};
}
(let ca-bundle = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt"; in {
environment.variables = {
CURL_CA_BUNDLE = ca-bundle;
GIT_SSL_CAINFO = ca-bundle;
SSL_CERT_FILE = ca-bundle;
};
})
];
networking.hostName = config.krebs.build.host.name;
nix.maxJobs = config.krebs.build.host.cores;
krebs = {
enable = true;
search-domain = "retiolum";
build = {
user = config.krebs.users.nin;
source = let inherit (config.krebs.build) host; in {
nixos-config.symlink = "stockholm/nin/1systems/${host.name}.nix";
secrets.file = "/home/nin/secrets/${host.name}";
stockholm.file = getEnv "PWD";
};
};
};
nix.useSandbox = true;
users.mutableUsers = false;
services.timesyncd.enable = true;
#why is this on in the first place?
services.nscd.enable = false;
boot.tmpOnTmpfs = true;
# see tmpfiles.d(5)
systemd.tmpfiles.rules = [
"d /tmp 1777 root root - -"
];
# multiple-definition-problem when defining environment.variables.EDITOR
environment.extraInit = ''
EDITOR=vim
'';
nixpkgs.config.allowUnfree = true;
environment.systemPackages = with pkgs; [
#stockholm
git
gnumake
jq
proot
populate
p7zip
unzip
unrar
hashPassword
];
programs.bash = {
enableCompletion = true;
interactiveShellInit = ''
HISTCONTROL='erasedups:ignorespace'
HISTSIZE=65536
HISTFILESIZE=$HISTSIZE
shopt -s checkhash
shopt -s histappend histreedit histverify
shopt -s no_empty_cmd_completion
complete -d cd
'';
promptInit = ''
if test $UID = 0; then
PS1='\[\033[1;31m\]$PWD\[\033[0m\] '
elif test $UID = 1337; then
PS1='\[\033[1;32m\]$PWD\[\033[0m\] '
else
PS1='\[\033[1;33m\]\u@$PWD\[\033[0m\] '
fi
if test -n "$SSH_CLIENT"; then
PS1='\[\033[35m\]\h'" $PS1"
fi
'';
};
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
'';
krebs.iptables = {
enable = true;
tables = {
nat.PREROUTING.rules = [
{ predicate = "! -i retiolum -p tcp -m tcp --dport 22"; target = "REDIRECT --to-ports 0"; precedence = 100; }
{ predicate = "-p tcp -m tcp --dport 45621"; target = "REDIRECT --to-ports 22"; precedence = 99; }
];
nat.OUTPUT.rules = [
{ predicate = "-o lo -p tcp -m tcp --dport 45621"; target = "REDIRECT --to-ports 22"; precedence = 100; }
];
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 = "-p tcp -i retiolum"; target = "REJECT --reject-with tcp-reset"; precedence = -10000; }
{ predicate = "-p udp -i retiolum"; target = "REJECT --reject-with icmp-port-unreachable"; v6 = false; precedence = -10000; }
{ predicate = "-i retiolum"; target = "REJECT --reject-with icmp-proto-unreachable"; v6 = false; precedence = -10000; }
];
};
};
networking.dhcpcd.extraConfig = ''
noipv4ll
'';
}
|
