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-rw-r--r--nin/2configs/default.nix165
-rw-r--r--nin/2configs/nixpkgs.nix8
-rw-r--r--nin/2configs/retiolum.nix28
3 files changed, 201 insertions, 0 deletions
diff --git a/nin/2configs/default.nix b/nin/2configs/default.nix
new file mode 100644
index 000000000..9b33e9c4a
--- /dev/null
+++ b/nin/2configs/default.nix
@@ -0,0 +1,165 @@
+{ config, lib, pkgs, ... }:
+
+with import <stockholm/lib>;
+{
+ imports = [
+ ../2configs/nixpkgs.nix
+ {
+ users.extraUsers =
+ mapAttrs (_: h: { hashedPassword = h; })
+ (import <secrets/hashedPasswords.nix>);
+ }
+ {
+ users.extraUsers = {
+ root = {
+ openssh.authorizedKeys.keys = [
+ config.krebs.users.nin.pubkey
+ ];
+ };
+ mainUser = {
+ 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/${host.name}";
+ stockholm.file = getEnv "PWD";
+ };
+ };
+ };
+
+ nix.useSandbox = true;
+
+ services.timesyncd.enable = true;
+
+ #why is this on in the first place?
+ services.nscd.enable = false;
+
+ boot.tmpOnTmpfs = true;
+ # see tmpfiles.d(5)
+ systemd.tmpfiles.rules = [
+ "d /tmp 1777 root root - -"
+ ];
+
+ # multiple-definition-problem when defining environment.variables.EDITOR
+ environment.extraInit = ''
+ EDITOR=vim
+ MANPAGER=most
+ '';
+
+ nixpkgs.config.allowUnfree = true;
+
+ environment.systemPackages = with pkgs; [
+ #stockholm
+ git
+ gnumake
+ jq
+ proot
+ populate
+ p7zip
+ unzip
+ unrar
+ ];
+
+ programs.bash = {
+ enableCompletion = true;
+ interactiveShellInit = ''
+ HISTCONTROL='erasedups:ignorespace'
+ HISTSIZE=65536
+ HISTFILESIZE=$HISTSIZE
+
+ shopt -s checkhash
+ shopt -s histappend histreedit histverify
+ shopt -s no_empty_cmd_completion
+ complete -d cd
+ '';
+ 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 = "-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
+ '';
+}
diff --git a/nin/2configs/nixpkgs.nix b/nin/2configs/nixpkgs.nix
new file mode 100644
index 000000000..eceab7e7b
--- /dev/null
+++ b/nin/2configs/nixpkgs.nix
@@ -0,0 +1,8 @@
+{ ... }:
+
+{
+ krebs.build.source.nixpkgs.git = {
+ url = https://github.com/nixos/nixpkgs;
+ ref = "fd1dbe551cf6338c5f4e4f80c2f5dde9f9e6a271";
+ };
+}
diff --git a/nin/2configs/retiolum.nix b/nin/2configs/retiolum.nix
new file mode 100644
index 000000000..821e3cc00
--- /dev/null
+++ b/nin/2configs/retiolum.nix
@@ -0,0 +1,28 @@
+{ ... }:
+
+{
+
+ krebs.iptables = {
+ tables = {
+ filter.INPUT.rules = [
+ { predicate = "-i retiolum -p tcp --dport smtp"; target = "ACCEPT"; }
+ { predicate = "-p tcp --dport tinc"; target = "ACCEPT"; }
+ { predicate = "-p udp --dport tinc"; target = "ACCEPT"; }
+ ];
+ };
+ };
+
+ krebs.tinc.retiolum = {
+ enable = true;
+ connectTo = [
+ "prism"
+ "pigstarter"
+ "gum"
+ "flap"
+ ];
+ };
+
+ nixpkgs.config.packageOverrides = pkgs: {
+ tinc = pkgs.tinc_pre;
+ };
+}