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-rw-r--r--lass/2configs/default.nix205
1 files changed, 205 insertions, 0 deletions
diff --git a/lass/2configs/default.nix b/lass/2configs/default.nix
new file mode 100644
index 000000000..ee320b9c9
--- /dev/null
+++ b/lass/2configs/default.nix
@@ -0,0 +1,205 @@
+{ config, lib, pkgs, ... }:
+
+with config.krebs.lib;
+{
+ imports = [
+ ../2configs/vim.nix
+ ../2configs/zsh.nix
+ ../2configs/mc.nix
+ ../2configs/retiolum.nix
+ ./backups.nix
+ {
+ users.extraUsers =
+ mapAttrs (_: h: { hashedPassword = h; })
+ (import <secrets/hashedPasswords.nix>);
+ }
+ {
+ users.extraUsers = {
+ root = {
+ openssh.authorizedKeys.keys = [
+ config.krebs.users.lass.pubkey
+ config.krebs.users.lass-uriel.pubkey
+ config.krebs.users.lass-shodan.pubkey
+ ];
+ };
+ mainUser = {
+ name = "lass";
+ uid = 1337;
+ home = "/home/lass";
+ group = "users";
+ createHome = true;
+ useDefaultShell = true;
+ extraGroups = [
+ ];
+ openssh.authorizedKeys.keys = [
+ config.krebs.users.lass.pubkey
+ config.krebs.users.lass-uriel.pubkey
+ config.krebs.users.lass-shodan.pubkey
+ ];
+ };
+ };
+ }
+ ];
+
+ 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.lass;
+ source = mapAttrs (_: mkDefault) ({
+ nixos-config = "symlink:stockholm/lass/1systems/${config.krebs.build.host.name}.nix";
+ secrets = "/home/lass/secrets/${config.krebs.build.host.name}";
+ #secrets-common = "/home/lass/secrets/common";
+ stockholm = "/home/lass/stockholm";
+ nixpkgs = {
+ url = https://github.com/NixOS/nixpkgs;
+ rev = "d541e0dc1c05f5514bf30f8039e687adddb45616";
+ dev = "/home/lass/src/nixpkgs";
+ };
+ } // optionalAttrs config.krebs.build.host.secure {
+ #secrets-master = "/home/lass/secrets/master";
+ });
+ };
+ };
+
+ nix.useChroot = 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
+ MANPAGER=most
+ '';
+
+ nixpkgs.config.allowUnfree = true;
+
+ environment.systemPackages = with pkgs; [
+ #stockholm
+ git
+ gnumake
+ jq
+ parallel
+ proot
+
+ #style
+ most
+ rxvt_unicode.terminfo
+
+ #monitoring tools
+ htop
+ iotop
+
+ #network
+ iptables
+ iftop
+
+ #stuff for dl
+ aria2
+
+ #neat utils
+ krebspaste
+ psmisc
+ untilport
+
+ #unpack stuff
+ p7zip
+ unzip
+ unrar
+ ];
+
+ 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
+ '';
+ };
+
+ 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 = "-i retiolum"; target = "REJECT"; precedence = -10000; }
+ ];
+ };
+ };
+
+ networking.dhcpcd.extraConfig = ''
+ noipv4ll
+ '';
+
+ #CVE-2016-0777 and CVE-2016-0778 workaround
+ #https://www.qualys.com/2016/01/14/cve-2016-0777-cve-2016-0778/openssh-cve-2016-0777-cve-2016-0778.txt
+ programs.ssh.extraConfig = ''
+ UseRoaming no
+ '';
+
+}