host: init istal server
This commit is contained in:
parent
1ef0e86b9d
commit
40d83f4883
19 changed files with 243 additions and 31 deletions
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3
Makefile
3
Makefile
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@ -24,7 +24,8 @@ MACHINES := \
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VPS := \
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magenta \
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canigou
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canigou \
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istal
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.PHONY: help
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help:
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3
data.nix
3
data.nix
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@ -5,6 +5,9 @@
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"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDJKo68e8EuKlgYG/mxEsMsfWLHXkRulpscGZUD9lXbaEyTvaGalc82T4d7wXHgUi8/xpRbsfxxTV1bl1I7X+Vq7xmzfMP5a0NBIv5Lnh5C9WHEq1aw4fUFCxD5cwy9kt1jV3pSEN/+H5cg4T0OCVRikUZvfB9wng15fdw6JYoZWhWBwZHfISHhXqTXGDnMO7MvzFCl7Ek5WBvH6LoThJFVvKkab6Zg15FtuqNpCat0yEb5QMoFUbyp2Wm0eFU5eUVnlqC6IgG765Pbz+v4sJJo0q3+sZlIgzPeav3d7FEgZeqq+UZA3Hp+4T5ww+XEHDalxsB60VDeq85snVTO8XGt"
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDXNG/QeViH/SboWxbONAub/eim3NRm5MDtJA7gyTz7r"
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];
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janistal = [
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"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOkFRGVFRu418QaoiPlOhw923QKe28FV1Dw41ywmOhsD"
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];
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};
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};
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}
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@ -1,6 +1,6 @@
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#!/usr/bin/env bash
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res=$(dig +timeout=3 +short myip.opendns.com @resolver1.opendns.com 2>/dev/null)
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res=$(dig +timeout=3 +retry=0 +short myip.opendns.com @resolver1.opendns.com 2>/dev/null)
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if [ -z "$res+x" ]; then
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text="NO CONN"
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echo "%{F@error@}${text}%{F-}"
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@ -70,7 +70,7 @@
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};
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local.wireguard = {
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enable = true;
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ip = "10.100.0.3/24";
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ip = "10.20.30.4/24";
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privateKeyFile = config.age.secrets.wireguard-asus-gl553vd-private.path;
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};
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}
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23
nixos/hosts/canigou/services/update_ru_routes.nix
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23
nixos/hosts/canigou/services/update_ru_routes.nix
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@ -0,0 +1,23 @@
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{ writeShellScriptBin
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, symlinkJoin
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, makeWrapper
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, bind
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, iptables
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, ipcalc
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, jq
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, gawk
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, curl
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}:
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let
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update_ru_routes_unwrapped = writeShellScriptBin "update_ru_routes" (builtins.readFile ./update_ru_routes.sh);
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in
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symlinkJoin {
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name = "update_ru_routes";
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paths = [ update_ru_routes_unwrapped ] ++ [ bind.dnsutils iptables jq gawk curl ipcalc ];
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buildInputs = [ makeWrapper ];
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postBuild = ''
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wrapProgram $out/bin/update_ru_routes --prefix PATH : $out/bin
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'';
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}
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53
nixos/hosts/canigou/services/update_ru_routes.sh
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53
nixos/hosts/canigou/services/update_ru_routes.sh
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@ -0,0 +1,53 @@
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#!/bin/bash
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function ProgressBar {
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let _progress=(${1}*100/${2}*100)/100
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let _done=(${_progress}*4)/10
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let _left=40-$_done
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_fill=$(printf "%${_done}s")
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_empty=$(printf "%${_left}s")
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printf "\rAdd routes to route table (${1}/${2}): [${_fill// /#}${_empty// /-}] ${_progress}%%"
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}
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# Variables
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file_raw="russian_subnets_list_raw.txt"
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# file_user="subnets_user_list.txt"
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file_for_calc="russian_subnets_list_raw_for_calc.txt"
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file_processed="russian_subnets_list_processed.txt"
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gateway_for_internal_ip=`ip route | awk '/default/ {print $3; exit}'`
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interface=`ip route | awk '/default/ {print $5; exit}'`
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# Get addresses RU segment
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echo "Download RU subnets..."
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curl --progress-bar "https://stat.ripe.net/data/country-resource-list/data.json?resource=ru" | jq -r ".data.resources.ipv4[]" > $file_raw
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echo "Deaggregate subnets..."
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cat $file_raw |grep "-" > $file_for_calc
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cat $file_raw |grep -v "-" > $file_processed
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for line in $(cat $file_for_calc); do
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ipcalc --no-decorate -d $line >> $file_processed;
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done
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# if [ -e $file_user ]; then echo "Add user subnets..."; cat $file_user |grep -v "#" >> $file_processed; fi
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# Flush route table
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echo "Flush route table (down interface $interface)..."
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ifdown $interface > /dev/null 2>&1
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echo "Up interface $interface..."
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ifup $interface > /dev/null 2>&1
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# Add route
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routes_count_in_file=`wc -l $file_processed`
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routes_count_current=0
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for line in $(cat $file_processed); do
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ip route add $line via $gateway_for_internal_ip dev $interface
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let "routes_count_current+=1"
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ProgressBar ${routes_count_current} ${routes_count_in_file}
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done
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echo ""
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echo "Remove temp files..."
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rm $file_raw $file_processed $file_json $file_for_calc
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routes_count=`ip r | wc -l`
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echo "Routes in routing table: $routes_count"
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@ -1,10 +1,17 @@
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{ config, pkgs, ... }:
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let
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istalData = import ../../istal/data.secret.nix;
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canigouData = import ../data.secret.nix;
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port = canigouData.wireguardPort;
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port = canigouData.wireguard.port;
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update_ru_routes = pkgs.callPackage ./update_ru_routes.nix { };
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in
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{
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boot.kernel.sysctl."net.ipv4.ip_forward" = 1;
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boot.kernel.sysctl."net.ipv4.conf.all.forwarding" = 1;
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# enable NAT
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networking.nat = {
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enable = true;
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@ -16,43 +23,52 @@ in
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allowedUDPPorts = [ port ];
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};
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networking.wireguard.interfaces = {
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environment.systemPackages = [ update_ru_routes ];
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networking.wg-quick.interfaces = {
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# "wg0" is the network interface name. You can name the interface arbitrarily.
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wg0 = {
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# Determines the IP address and subnet of the server's end of the tunnel interface.
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ips = [ "10.100.0.1/24" ];
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address = [ "10.20.30.1/32" ];
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# The port that WireGuard listens to. Must be accessible by the client.
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listenPort = port;
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# This allows the wireguard server to route your traffic to the internet and hence be like a VPN
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# For this to work you have to set the dnsserver IP of your router (or dnsserver of choice) in your clients
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postSetup = ''
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${pkgs.iptables}/bin/iptables -t nat -A POSTROUTING -s 10.100.0.0/24 -o eth0 -j MASQUERADE
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postUp = ''
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gateway=`${pkgs.iproute}/bin/ip route | ${pkgs.gawk}/bin/awk '/default/ {print $3; exit}'`
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interface=`${pkgs.iproute}/bin/ip route | ${pkgs.gawk}/bin/awk '/default/ {print $5; exit}'`
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${pkgs.iptables}/bin/iptables -t nat -A POSTROUTING -o $interface -j MASQUERADE
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${pkgs.iproute}/bin/ip rule add from ${canigouData.addr} table main
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${pkgs.iproute}/bin/ip route add 193.0.6.150 via $gateway dev $interface
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'';
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# This undoes the above command
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postShutdown = ''
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${pkgs.iptables}/bin/iptables -t nat -D POSTROUTING -s 10.100.0.0/24 -o eth0 -j MASQUERADE
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preDown = ''
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gateway=`${pkgs.iproute}/bin/ip route | ${pkgs.gawk}/bin/awk '/default/ {print $3; exit}'`
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interface=`${pkgs.iproute}/bin/ip route | ${pkgs.gawk}/bin/awk '/default/ {print $5; exit}'`
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${pkgs.iptables}/bin/iptables -t nat -D POSTROUTING -o $interface -j MASQUERADE
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${pkgs.iproute}/bin/ip rule del from ${canigouData.addr} table main
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${pkgs.iproute}/bin/ip route del 193.0.6.150 via $gateway dev $interface
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'';
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# Path to the private key file.
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privateKeyFile = config.age.secrets.wireguard-canigou-private.path;
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peers = [
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# List of allowed peers.
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# Istal
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{
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# Home
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publicKey = "Gg+p7tysAhu2X841weBiQrqoKXh6kvcmDiCY62rLwQg=";
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# List of IPs assigned to this peer within the tunnel subnet. Used to configure routing.
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allowedIPs = [ "10.100.0.2/32" ];
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persistentKeepalive = 15;
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publicKey = istalData.wireguard.publicKey;
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allowedIPs = [ "10.20.30.2/32" "0.0.0.0/0" ];
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}
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# Home
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{
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publicKey = "Gg+p7tysAhu2X841weBiQrqoKXh6kvcmDiCY62rLwQg=";
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allowedIPs = [ "10.20.30.3/32" ];
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}
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# Asus
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{
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# Asus
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publicKey = "mzVH0N3q7UE/XjMwgRks+D8KFuIj91VkOK2ytgjsnkw=";
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allowedIPs = [ "10.100.0.3/32" ];
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persistentKeepalive = 15;
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allowedIPs = [ "10.20.30.4/32" ];
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}
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];
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};
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@ -60,4 +60,10 @@ in
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targetHost = (import ./canigou/data.secret.nix).addr;
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};
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istal = {
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system = "x86_64-linux";
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targetHost = (import ./istal/data.secret.nix).addr;
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};
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}
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};
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local.wireguard = {
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enable = true;
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ip = "10.100.0.2/24";
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ip = "10.20.30.3/24";
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privateKeyFile = config.age.secrets.wireguard-home-private.path;
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};
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BIN
nixos/hosts/istal/data.secret.nix
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BIN
nixos/hosts/istal/data.secret.nix
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27
nixos/hosts/istal/default.nix
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27
nixos/hosts/istal/default.nix
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{ pkgs, ... }:
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let
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data = import ../../../data.nix;
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in
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{
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imports = [
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./hardware-configuration.nix
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./networking.secret.nix # generated at runtime by nixos-infect
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../../modules/nix.nix
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../../shared/common.nix
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../../shared/fail2ban
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./services/wireguard.nix
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];
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boot.kernelPackages = pkgs.linuxPackages_6_1;
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boot.tmp.cleanOnBoot = true;
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zramSwap.enable = true;
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networking.hostName = "istal";
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networking.domain = "local";
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services.openssh.enable = true;
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users.users.root.openssh.authorizedKeys.keys = data.publicKeys.users.janistal;
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}
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14
nixos/hosts/istal/hardware-configuration.nix
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14
nixos/hosts/istal/hardware-configuration.nix
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{ modulesPath, ... }:
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{
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imports = [ (modulesPath + "/profiles/qemu-guest.nix") ];
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boot.loader.grub = {
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efiSupport = true;
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efiInstallAsRemovable = true;
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device = "nodev";
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};
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fileSystems."/boot" = { device = "/dev/disk/by-uuid/C324-9FC0"; fsType = "vfat"; };
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boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "xen_blkfront" "vmw_pvscsi" ];
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boot.initrd.kernelModules = [ "nvme" ];
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fileSystems."/" = { device = "/dev/vda2"; fsType = "ext4"; };
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}
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BIN
nixos/hosts/istal/networking.secret.nix
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BIN
nixos/hosts/istal/networking.secret.nix
Normal file
Binary file not shown.
60
nixos/hosts/istal/services/wireguard.nix
Normal file
60
nixos/hosts/istal/services/wireguard.nix
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{ config, pkgs, ... }:
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let
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canigouData = import ../../canigou/data.secret.nix;
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istalData = import ../data.secret.nix;
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inherit (istalData.wireguard) port;
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in
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{
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boot.kernel.sysctl."net.ipv4.ip_forward" = 1;
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boot.kernel.sysctl."net.ipv4.conf.all.forwarding" = 1;
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# enable NAT
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networking.nat = {
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enable = true;
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externalInterface = "enp0s5";
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internalInterfaces = [ "wg0" ];
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};
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networking.wg-quick.interfaces = {
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# "wg0" is the network interface name. You can name the interface arbitrarily.
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wg0 = {
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# Determines the IP address and subnet of the server's end of the tunnel interface.
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address = [ "10.20.30.2/32" ];
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# The port that WireGuard listens to. Must be accessible by the client.
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listenPort = port;
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# This allows the wireguard server to route your traffic to the internet and hence be like a VPN
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# For this to work you have to set the dnsserver IP of your router (or dnsserver of choice) in your clients
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postUp = ''
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${pkgs.iptables}/bin/iptables -t nat -A POSTROUTING -o enp0s5 -j MASQUERADE
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'';
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# This undoes the above command
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preDown = ''
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${pkgs.iptables}/bin/iptables -t nat -D POSTROUTING -o enp0s5 -j MASQUERADE
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'';
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# Path to the private key file.
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privateKeyFile = config.age.secrets.wireguard-istal-private.path;
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peers = [
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# List of allowed peers.
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{
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publicKey = canigouData.wireguard.publicKey;
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# List of IPs assigned to this peer within the tunnel subnet. Used to configure routing.
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allowedIPs = [ "10.20.30.0/24" ];
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endpoint = "${canigouData.addr}:${toString canigouData.wireguard.port}";
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persistentKeepalive = 25;
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}
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];
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};
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};
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age.secrets.wireguard-istal-private = {
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file = ../../../../secrets/wireguard-istal-private.age;
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mode = "0400";
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};
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}
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@ -3,10 +3,12 @@
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let
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cfg = config.local.wireguard;
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canigouData = import ../hosts/canigou/data.secret.nix;
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# externalServerData = import ../hosts/istal/data.secret.nix;
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serverData = import ../hosts/canigou/data.secret.nix;
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# serverData = import ../hosts/istal/data.secret.nix;
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serverAddr = canigouData.addr;
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serverPort = canigouData.wireguardPort;
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serverAddr = serverData.addr;
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serverPort = serverData.wireguard.port;
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# Run `ip route` to show gateway
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defaultGateway = "192.168.0.1";
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allowedUDPPorts = [ serverPort ]; # Clients and peers can use the same port, see listenport
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};
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# Enable WireGuard
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networking.wireguard.interfaces = {
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networking.wg-quick.interfaces = {
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# "wg0" is the network interface name. You can name the interface arbitrarily.
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wg0 = {
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# Determines the IP address and subnet of the client's end of the tunnel interface.
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ips = [ cfg.ip ];
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address = [ cfg.ip ];
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listenPort = serverPort; # to match firewall allowedUDPPorts (without this wg uses random port numbers)
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# Path to the private key file.
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privateKeyFile = cfg.privateKeyFile;
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# Add a more specific ip route allowing trafgfic to the VPN via the default gateway
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# Add a more specific ip route allowing traffic to the VPN via the default gateway
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# Source: https://discourse.nixos.org/t/route-all-traffic-through-wireguard-interface/1480/18
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postSetup = "${pkgs.iproute}/bin/ip route add ${serverAddr} via ${defaultGateway}";
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postShutdown = "${pkgs.iproute}/bin/ip route del ${serverAddr} via ${defaultGateway}";
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/*
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postUp = ''
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${pkgs.iproute}/bin/ip route add ${serverAddr} via ${defaultGateway}
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'';
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preDown = ''
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${pkgs.iproute}/bin/ip route del ${serverAddr} via ${defaultGateway}
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'';
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*/
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peers = [
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# For a client configuration, one peer entry for the server will suffice.
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{
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# Public key of the server (not a file path).
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publicKey = "nFqvL30dkKkhOt+fLJ+EJNmp9GjkXVjmpz1WRI1pG0A=";
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publicKey = serverData.wireguard.publicKey;
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# Forward all the traffic via VPN.
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allowedIPs = [ "0.0.0.0/0" ];
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Binary file not shown.
BIN
secrets/wireguard-istal-private.age
Normal file
BIN
secrets/wireguard-istal-private.age
Normal file
Binary file not shown.
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