forked from fediversity/fediversity
add nixos server config from the server running the fediversity.eu website
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257
server/configuration.nix
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257
server/configuration.nix
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# Edit this configuration file to define what should be installed on
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# your system. Help is available in the configuration.nix(5) man page
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# and in the NixOS manual (accessible by running ‘nixos-help’).
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{ config, pkgs, ... }:
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{
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imports =
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[ # Include the results of the hardware scan.
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./hardware-configuration.nix
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];
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# Use the systemd-boot EFI boot loader.
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boot.loader.systemd-boot.enable = true;
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boot.loader.efi.canTouchEfiVariables = true;
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services.nginx.enable = true;
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services.nginx.virtualHosts."www.oid.foundation" = {
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useACMEHost = "oid.foundation";
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forceSSL = true;
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globalRedirect = "oid.foundation";
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};
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services.nginx.virtualHosts."oid.foundation" = {
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enableACME = true;
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forceSSL = true;
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root = "/var/www/oid.foundation";
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};
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services.nginx.virtualHosts."fediversity.eu" = {
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useACMEHost = "www.fediversity.eu";
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forceSSL = true;
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globalRedirect = "www.fediversity.eu";
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locations."/.well-known/matrix/client" = {
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extraConfig = ''
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return 200 '{"m.homeserver": {"base_url": "https://matrix.fediversity.eu", "public_baseurl": "https://matrix.fediversity.eu"}}';
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default_type application/json;
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add_header Access-Control-Allow-Origin "*";
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add_header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS";
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add_header Access-Control-Allow-Headers "Origin, X-Requested-With, Content-Type, Accept, Authorization";
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'';
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};
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locations."/.well-known/matrix/server" = {
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extraConfig = ''
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return 200 '{"m.server": "matrix.fediversity.eu:443"}';
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default_type application/json;
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add_header Access-Control-Allow-Origin "*";
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add_header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS";
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add_header Access-Control-Allow-Headers "Origin, X-Requested-With, Content-Type, Accept, Authorization";
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'';
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};
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};
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services.nginx.virtualHosts."www.fediversity.eu" = {
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enableACME = true;
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forceSSL = true;
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root = "/var/www/www.fediversity.eu/fediversity.eu/public";
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locations."/.well-known/matrix/client" = {
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extraConfig = ''
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return 200 '{"m.homeserver": {"base_url": "https://matrix.fediversity.eu", "public_baseurl": "https://matrix.fediversity.eu"}}';
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default_type application/json;
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add_header Access-Control-Allow-Origin "*";
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add_header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS";
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add_header Access-Control-Allow-Headers "Origin, X-Requested-With, Content-Type, Accept, Authorization";
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'';
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};
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locations."/.well-known/matrix/server" = {
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extraConfig = ''
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return 200 '{"m.server": "matrix.fediversity.eu:443"}';
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default_type application/json;
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add_header Access-Control-Allow-Origin "*";
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add_header Access-Control-Allow-Methods "GET, POST, PUT, DELETE, OPTIONS";
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add_header Access-Control-Allow-Headers "Origin, X-Requested-With, Content-Type, Accept, Authorization";
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'';
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};
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};
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security.acme = {
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acceptTerms = true;
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defaults.email = "beheer@procolix.com";
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certs."www.fediversity.eu".extraDomainNames = [ "fediversity.eu" ];
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certs."oid.foundation".extraDomainNames = [ "www.oid.foundation" ];
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};
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networking = {
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hostName = "vm02117";
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domain = "procolix.com";
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interfaces = {
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eth0 = {
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ipv4 = {
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addresses = [
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{
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address = "185.206.232.106";
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prefixLength = 24;
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}
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];
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};
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ipv6 = {
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addresses = [
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{
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address = "2a00:51c0:12:1201::106";
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prefixLength = 64;
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}
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];
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};
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};
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};
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defaultGateway = {
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address = "185.206.232.1";
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interface = "eth0";
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};
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defaultGateway6 = {
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address = "2a00:51c0:12:1201::1";
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interface = "eth0";
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};
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nameservers = [ "95.215.185.6" "95.215.185.7" ];
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firewall.enable = false;
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nftables = {
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enable = true;
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ruleset = ''
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#!/usr/sbin/nft -f
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flush ruleset
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########### define usefull variables here #####################
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define wan = eth0
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define ssh_allow = {
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83.161.147.127/32, # host801 ipv4
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95.215.185.92/32, # host088 ipv4
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95.215.185.211/32, # host089 ipv4
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95.215.185.34/32, # nagios2 ipv4
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95.215.185.181/32, # ansible.procolix.com
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95.215.185.235, # ansible-hq
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185.206.232.76, # vpn4
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}
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define snmp_allow = {
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95.215.185.31/32, # cacti ipv4
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}
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define nrpe_allow = {
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95.215.185.34/32, # nagios2 ipv4
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}
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########### here starts the automated bit #####################
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table inet filter {
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chain input {
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type filter hook input priority 0;
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policy drop;
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# established/related connections
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ct state established,related accept
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ct state invalid drop
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# Limit ping requests.
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ip protocol icmp icmp type echo-request limit rate over 10/second burst 50 packets drop
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ip6 nexthdr icmpv6 icmpv6 type echo-request limit rate over 10/second burst 50 packets drop
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# loopback interface
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iifname lo accept
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# icmp
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ip protocol icmp icmp type { destination-unreachable, echo-reply, echo-request, source-quench, time-exceeded } accept
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# Without the nd-* ones ipv6 will not work.
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ip6 nexthdr icmpv6 icmpv6 type { destination-unreachable, echo-reply, echo-request, nd-neighbor-solicit, nd-router-advert, nd-neighbor-advert, packet-too-big, parameter-problem, time-exceeded } accept
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# open tcp ports: sshd (22)
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ip saddr $ssh_allow tcp dport {ssh} accept
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# open tcp ports: snmp (161)
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ip saddr $snmp_allow udp dport {snmp} accept
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# open tcp ports: nrpe (5666)
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ip saddr $nrpe_allow tcp dport {nrpe} accept
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# open tcp ports: http (80,443)
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tcp dport {http,https} accept
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}
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chain forward {
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type filter hook forward priority 0;
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}
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chain output {
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type filter hook output priority 0;
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}
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}
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table ip nat {
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chain postrouting {
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}
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chain prerouting {
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}
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}
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'';
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};
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};
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# Set your time zone.
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time.timeZone = "Europe/Amsterdam";
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# Select internationalisation properties.
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i18n.defaultLocale = "en_US.UTF-8";
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# Define a user account. Don't forget to set a password with ‘passwd’.
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users.users.procolix = {
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isNormalUser = true;
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extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
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openssh.authorizedKeys.keys = [
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"ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAotfCIjLoDlHOe+++kVS1xiBPaS8mC5FypgrxDrDVst6SHxMTca2+IScMajzUZajenvNAoZOwIsyAPacT8OHeyFvV5Y7G874Qa+cZVqJxLht9gdXxr1GNabU3RfhhCh272dUeIKIqfgsRsM2HzdnZCMDavS1Yo+f+RhhHhnJIua+NdVFo21vPrpsz+Cd0M1NhojARLajrTHvEXW0KskUnkbfgxT0vL9jeRZxdgMS+a9ZoR5dbzOxQHWfbP8N04Xc+7CweMlvKwlWuAE/xDb5XLNHorfGWFvZuVhptJN8jPaaVS25wsmsF5IbaAuSZfzCtBdFQhIloUhy0L6ZisubHjQ== procolix@sshnode1"
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"ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAuT3C0f3nyQ7SwUvXcFmEYEgwL+crY6iK0Bhoi9yfn4soz3fhfMKyKSwc/0RIlRnrz3xnkyJiV0vFeU7AC1ixbGCS3T9uc0G1x0Yedd9n2yR8ZJmkdyfjZ5KE4YvqZ3f6UZn5Mtj+7tGmyp+ee+clLSHzsqeyDiX0FIgFmqiiAVJD6qeKPFAHeWz9b2MOXIBIw+fSLOpx0rosCgesOmPc8lgFvo+dMKpSlPkCuGLBPj2ObT4sLjc98NC5z8sNJMu3o5bMbiCDR9JWgx9nKj+NlALwk3Y/nzHSL/DNcnP5vz2zbX2CBKjx6ju0IXh6YKlJJVyMsH9QjwYkgDQVmy8amQ== procolix@sshnode2"
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];
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packages = with pkgs; [
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];
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};
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# $ nix search wget
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environment.systemPackages = with pkgs; [
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(pkgs.vim_configurable.customize {
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name = "vim";
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vimrcConfig.packages.myplugins = with pkgs.vimPlugins; {
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start = [ vim-nix ]; # load plugin on startup
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};
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vimrcConfig.customRC = ''
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" your custom vimrc
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set nocompatible
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set backspace=indent,eol,start
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" Turn on syntax highlighting by default
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syntax on
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" ...
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'';
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})
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wget
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git
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hugo
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go
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nodejs
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];
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# List services that you want to enable:
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# Enable the OpenSSH daemon.
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services.openssh.enable = true;
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# Enable xe-guest-utilities
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services.xe-guest-utilities.enable = true;
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# Copy the NixOS configuration file and link it from the resulting system
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# (/run/current-system/configuration.nix). This is useful in case you
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# accidentally delete configuration.nix.
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system.copySystemConfiguration = true;
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# This value determines the NixOS release from which the default
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# settings for stateful data, like file locations and database versions
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# on your system were taken. It‘s perfectly fine and recommended to leave
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# this value at the release version of the first install of this system.
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# Before changing this value read the documentation for this option
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# (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
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system.stateVersion = "24.11"; # Did you read the comment?
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}
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34
server/hardware-configuration.nix
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34
server/hardware-configuration.nix
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# Do not modify this file! It was generated by ‘nixos-generate-config’
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# and may be overwritten by future invocations. Please make changes
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# to /etc/nixos/configuration.nix instead.
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{ config, lib, pkgs, modulesPath, ... }:
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{
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imports = [ ];
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boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "sr_mod" "xen_blkfront" ];
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boot.initrd.kernelModules = [ "dm-snapshot" ];
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boot.kernelModules = [ ];
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boot.extraModulePackages = [ ];
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fileSystems."/" =
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{ device = "/dev/disk/by-uuid/5aa392a8-c9ba-4181-976f-b3b30db350a1";
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fsType = "ext4";
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};
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fileSystems."/boot" =
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{ device = "/dev/disk/by-uuid/FC6D-610F";
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fsType = "vfat";
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};
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swapDevices = [ ];
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# Enables DHCP on each ethernet and wireless interface. In case of scripted networking
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# (the default) this is the recommended approach. When using systemd-networkd it's
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# still possible to use this option, but it's recommended to use it in conjunction
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# with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
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networking.useDHCP = lib.mkDefault true;
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# networking.interfaces.enX0.useDHCP = lib.mkDefault true;
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nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
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}
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