225 lines
5 KiB
Nix
225 lines
5 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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{
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imports = [
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./hardware-configuration.nix
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];
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networking = {
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hostName = "proxy";
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interfaces.ens18.ipv4.addresses = [
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{
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address = "141.56.51.1";
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prefixLength = 24;
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}
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];
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defaultGateway.address = "141.56.51.254";
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nameservers = [
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"9.9.9.9"
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"1.1.1.1"
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];
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firewall = {
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allowedTCPPorts = [
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22
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80
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443
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1005
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2142
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];
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};
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nftables = {
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enable = true;
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};
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};
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security.acme = {
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certs."stura.htw-dresden.de" = {
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listenHTTP = ":8888";
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extraDomainNames = [
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"www.stura.htw-dresden.de"
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];
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group = "haproxy";
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# postRun = ''
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# cat cert.pem key.pem > full.pem
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# chmod 640 full.pem
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# systemctl reload haproxy
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# '';
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};
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};
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# give haproxy access to the cert files
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users.users.haproxy.extraGroups = [ "acme" ];
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systemd.services.haproxy = {
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after = [ "acme-finished-stura.htw-dresden.de.target" ];
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wants = [ "acme-finished-stura.htw-dresden.de.target" ];
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};
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services = {
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openssh = {
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enable = true;
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listenAddresses = [
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{
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addr = "141.56.51.1";
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port = 1005;
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}
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];
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};
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haproxy =
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let
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forwards = {
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plone = {
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dest = "141.56.51.3";
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domain = "stura.htw-dresden.de";
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httpPort = 80;
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httpsPort = 443;
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};
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plone_alt = {
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dest = "141.56.51.3";
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domain = "www.stura.htw-dresden.de";
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httpPort = 80;
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httpsPort = 443;
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};
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tix = {
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dest = "141.56.51.220";
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domain = "tix.htw.stura-dresden.de";
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httpPort = 80;
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httpsPort = 443;
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};
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vot = {
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dest = "141.56.51.81";
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domain = "vot.htw.stura-dresden.de";
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httpPort = 80;
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httpsPort = 443;
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};
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dat = {
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dest = "141.56.51.81";
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domain = "dat.htw.stura-dresden.de";
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httpPort = 80;
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httpsPort = 443;
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};
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pro = {
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dest = "141.56.51.15";
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domain = "pro.htw.stura-dresden.de";
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httpPort = 80;
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httpsPort = 443;
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};
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cloud = {
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dest = "141.56.51.16";
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domain = "cloud.htw.stura-dresden.de";
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httpPort = 80;
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httpsPort = 443;
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};
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wiki = {
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dest = "141.56.51.13";
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domain = "wiki.htw.stura-dresden.de";
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httpPort = 80;
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httpsPort = 443;
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};
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};
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in{
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enable = true;
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config = ''
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global
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log /dev/log local0
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maxconn 4096
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# for ACME/Let's Encrypt cert + key in one file:
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stats socket /run/haproxy/admin.sock mode 660 level admin expose-fd listeners
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crt-base /var/lib/acme
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defaults
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log global
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mode tcp
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option tcplog
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timeout connect 5s
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timeout client 30s
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timeout server 30s
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frontend stats
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bind 127.0.0.1:8404
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mode http
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stats enable
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stats uri /stats
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stats refresh 10s
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stats auth admin:yourpassword
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stats show-legends
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stats show-node
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frontend http-in
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bind *:80
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${
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lib.foldlAttrs(prev: name: value: prev +
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"acl is_${name} hdr(host) -i ${value.domain}\n"
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) "" forwards
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}
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${
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lib.foldlAttrs(prev: name: value: prev +
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"use_backend ${name}_80 if is_${name}\n"
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) "" forwards
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}
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default_backend plone_80
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frontend ssh_jump_alt
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bind *:2142
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mode tcp
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timeout client 30m
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log-format "%ci:%cp [%t] %ft %b/%s %Tw/%Tc/%Tt %B %ts %ac/%fc/%bc/%sc/%rc %sq/%bq dst:%[var(sess.dst)] "
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use_backend ssh_srs2
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# ---- SNI routing (TCP, peek at handshake) ----
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frontend sni_router
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bind *:443
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mode tcp
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tcp-request inspect-delay 1s
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tcp-request content accept if { req_ssl_hello_type 1 }
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# terminated here
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${
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lib.foldlAttrs(prev: name: value: prev +
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"use_backend ${name}_443 if { req_ssl_sni -i ${value.domain} }\n"
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) "" forwards
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}
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backend ssh_srs2
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mode tcp
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timeout server 30m
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timeout connect 10s
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option tcpka
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server srs2 141.56.51.2:80 check
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${
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lib.foldlAttrs(prev: name: value: prev +
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''
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backend ${name}_80
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mode http
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server ${name} ${value.dest}:${builtins.toString value.httpPort}
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backend ${name}_443
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mode tcp
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server ${name} ${value.dest}:${builtins.toString value.httpsPort} check
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''
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) "" forwards
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}
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'';
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};
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};
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environment.systemPackages = with pkgs; [
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openvpn
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tcpdump
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];
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system.stateVersion = "25.11";
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}
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