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|
with import <stockholm/lib>;
{ config, pkgs, ... }:
{
imports = [
./binary-cache/client.nix
./gc.nix
./mc.nix
./vim.nix
./zsh.nix
./htop.nix
./security-workarounds.nix
./wiregrill.nix
{
users.extraUsers =
mapAttrs (_: h: { hashedPassword = h; })
(import <secrets/hashedPasswords.nix>);
}
{
users.extraUsers = {
root = {
openssh.authorizedKeys.keys = [
config.krebs.users.lass-mors.pubkey
config.krebs.users.lass-blue.pubkey
config.krebs.users.lass-green.pubkey
config.krebs.users.lass-yubikey.pubkey
];
};
mainUser = {
name = "lass";
uid = 1337;
home = "/home/lass";
group = "users";
createHome = true;
useDefaultShell = true;
isNormalUser = true;
extraGroups = [
"audio"
"fuse"
"wheel"
];
openssh.authorizedKeys.keys = [
config.krebs.users.lass-mors.pubkey
config.krebs.users.lass-blue.pubkey
config.krebs.users.lass-green.pubkey
config.krebs.users.lass-yubikey.pubkey
];
};
nix = {
isNormalUser = true;
uid = genid_uint31 "nix";
openssh.authorizedKeys.keys = [
config.krebs.hosts.mors.ssh.pubkey
];
};
};
nix.trustedUsers = ["nix"];
}
{
environment.variables = {
NIX_PATH = mkForce "secrets=/var/src/stockholm/null:/var/src";
};
}
(let ca-bundle = "/etc/ssl/certs/ca-bundle.crt"; in {
environment.variables = {
CURL_CA_BUNDLE = ca-bundle;
GIT_SSL_CAINFO = ca-bundle;
SSL_CERT_FILE = ca-bundle;
};
})
{
#for sshuttle
environment.systemPackages = [
pkgs.pythonPackages.python
];
}
];
networking.hostName = config.krebs.build.host.name;
nix.maxJobs = config.krebs.build.host.cores;
krebs = {
enable = true;
build.user = config.krebs.users.lass;
};
nix.useSandbox = true;
users.mutableUsers = false;
services.timesyncd.enable = mkForce true;
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
deploy
git
gnumake
jq
#style
most
rxvt_unicode.terminfo
#monitoring tools
htop
iotop
#network
iptables
iftop
tcpdump
#stuff for dl
aria2
#neat utils
file
hashPassword
kpaste
krebspaste
mosh
pciutils
pop
psmisc
q
rs
tmux
untilport
usbutils
logify
goify
#unpack stuff
p7zip
unzip
unrar
(pkgs.writeDashBin "sshn" ''
${pkgs.openssh}/bin/ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no "$@"
'')
];
programs.bash = {
enableCompletion = true;
interactiveShellInit = ''
HISTCONTROL='erasedups:ignorespace'
HISTSIZE=65536
HISTFILESIZE=$HISTSIZE
shopt -s checkhash
shopt -s histappend histreedit histverify
shopt -s no_empty_cmd_completion
complete -d cd
LS_COLORS=$LS_COLORS:'di=1;31:' ; export LS_COLORS
'';
promptInit = ''
if test $UID = 0; then
PS1='\[\033[1;31m\]\w\[\033[0m\] '
PROMPT_COMMAND='echo -ne "\033]0;$$ $USER@$PWD\007"'
elif test $UID = 1337; then
PS1='\[\033[1;32m\]\w\[\033[0m\] '
PROMPT_COMMAND='echo -ne "\033]0;$$ $PWD\007"'
else
PS1='\[\033[1;33m\]\u@\w\[\033[0m\] '
PROMPT_COMMAND='echo -ne "\033]0;$$ $USER@$PWD\007"'
fi
if test -n "$SSH_CLIENT"; then
PS1='\[\033[35m\]\h'" $PS1"
PROMPT_COMMAND='echo -ne "\033]0;$$ $HOSTNAME $USER@$PWD\007"'
fi
'';
};
services.openssh.enable = true;
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 = "ACCEPT"; precedence = 101; }
{ predicate = "-i wiregrill -p tcp -m tcp --dport 22"; target = "ACCEPT"; precedence = 101; }
{ predicate = "-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 = "-i retiolum -p udp --dport 60000:61000"; target = "ACCEPT";}
{ predicate = "-m conntrack --ctstate RELATED,ESTABLISHED"; target = "ACCEPT"; precedence = 10001; }
{ predicate = "-p icmp"; target = "ACCEPT"; precedence = 10000; }
{ predicate = "-p ipv6-icmp"; target = "ACCEPT"; v4 = false; 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; }
{ predicate = "-i retiolum -p udp -m udp --dport 53"; target = "ACCEPT"; }
{ predicate = "-i retiolum -p tcp --dport 19999"; target = "ACCEPT"; }
];
};
};
networking.dhcpcd.extraConfig = ''
noipv4ll
'';
# use 24:00 time format, the default got sneakily changed around 20.03
i18n.defaultLocale = mkDefault "C.UTF-8";
system.stateVersion = mkDefault "20.03";
}
|
