From 6603d30bb4ea9f6932cb8ed2929565c11f6a3bb5 Mon Sep 17 00:00:00 2001
From: 514fpv <koishi@514fpv.one>
Date: Sat, 6 Jan 2024 19:22:04 +0800
Subject: [PATCH] feat(library): add matrix and coturn service

---
 spec/library/coturn.nix | 57 +++++++++++++++++++++++++++++++++++++++++
 spec/library/matrix.nix | 48 ++++++++++++++++++++++++++++++++++
 2 files changed, 105 insertions(+)
 create mode 100644 spec/library/coturn.nix
 create mode 100644 spec/library/matrix.nix

diff --git a/spec/library/coturn.nix b/spec/library/coturn.nix
new file mode 100644
index 00000000..81cac29c
--- /dev/null
+++ b/spec/library/coturn.nix
@@ -0,0 +1,57 @@
+{ config
+, ... }: let
+  host = "514fpv.io";
+in {
+  services.coturn = rec {
+    enable = true;
+    no-cli = true;
+    no-tcp-relay = true;
+    min-port = 49000;
+    max-port = 50000;
+    use-auth-secret = true;
+    static-auth-secret-file = "/nix/persist/service/coturn/secret";
+    realm = "edge.${host}";
+    cert = "${config.security.acme.certs.".${host}".directory}/full.pem";
+    pkey = "${config.security.acme.certs.".${host}".directory}/key.pem";
+    extraConfig = ''
+      # for debugging
+      #verbose
+      # ban private IP ranges
+      no-multicast-peers
+      denied-peer-ip=0.0.0.0-0.255.255.255
+      denied-peer-ip=10.0.0.0-10.255.255.255
+      denied-peer-ip=100.64.0.0-100.127.255.255
+      denied-peer-ip=127.0.0.0-127.255.255.255
+      denied-peer-ip=169.254.0.0-169.254.255.255
+      denied-peer-ip=172.16.0.0-172.31.255.255
+      denied-peer-ip=192.0.0.0-192.0.0.255
+      denied-peer-ip=192.0.2.0-192.0.2.255
+      denied-peer-ip=192.88.99.0-192.88.99.255
+      denied-peer-ip=192.168.0.0-192.168.255.255
+      denied-peer-ip=198.18.0.0-198.19.255.255
+      denied-peer-ip=198.51.100.0-198.51.100.255
+      denied-peer-ip=203.0.113.0-203.0.113.255
+      denied-peer-ip=240.0.0.0-255.255.255.255
+      denied-peer-ip=::1
+      denied-peer-ip=64:ff9b::-64:ff9b::ffff:ffff
+      denied-peer-ip=::ffff:0.0.0.0-::ffff:255.255.255.255
+      denied-peer-ip=100::-100::ffff:ffff:ffff:ffff
+      denied-peer-ip=2001::-2001:1ff:ffff:ffff:ffff:ffff:ffff:ffff
+      denied-peer-ip=2002::-2002:ffff:ffff:ffff:ffff:ffff:ffff:ffff
+      denied-peer-ip=fc00::-fdff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
+      denied-peer-ip=fe80::-febf:ffff:ffff:ffff:ffff:ffff:ffff:ffff
+    '';
+  };
+
+  networking.firewall = let
+    range = with config.services.coturn; [ {
+      from = min-port;
+      to = max-port;
+    } ];
+  in {
+      allowedUDPPortRanges = range;
+      allowedUDPPorts = [ 3478 5349 ];
+      allowedTCPPortRanges = range;
+      allowedTCPPorts = [ 3478 5349 ];
+  };
+}
diff --git a/spec/library/matrix.nix b/spec/library/matrix.nix
new file mode 100644
index 00000000..0569cb3c
--- /dev/null
+++ b/spec/library/matrix.nix
@@ -0,0 +1,48 @@
+{ config
+, ... }: let
+  host = "514fpv.io";
+in {
+  services.matrix-synapse = {
+    enable = true;
+    withJemalloc = true;
+    dataDir = "/nix/persist/service/matrix";
+    extraConfigFiles = [ "/nix/persist/service/matrix/secrets.yml" ];
+
+    settings = {
+      server_name = host;
+      public_baseurl = "https://${host}:8448/";
+
+      listeners = [ {
+        bind_addresses = [ "127.0.0.1" ];
+        port = 8008;
+        tls = false;
+        type = "http";
+        x_forwarded = true;
+        resources = [
+          { compress = true; names = [ "client" ]; }
+          { compress = false; names = [ "federation" ]; }
+        ];
+      } ];
+
+       # turn server configuration
+       turn_uris = [
+         "turn:${config.services.coturn.realm}:3478?transport=udp"
+         "turn:${config.services.coturn.realm}:3478?transport=tcp"
+       ];
+       turn_user_lifetime = "1h";
+    };
+  };
+
+  services.nginx.virtualHosts.${host} = {
+    listen = [{ addr = "0.0.0.0"; port = 8448; ssl = true; }];
+    useACMEHost = host;
+    addSSL = true;
+    locations."/".extraConfig = ''
+      return 404;
+    '';
+    locations."/_matrix".proxyPass = "http://127.0.0.1:8008";
+    locations."/_synapse/client".proxyPass = "http://127.0.0.1:8008";
+  };
+
+  networking.firewall.allowedTCPPorts = [ 8448 ];
+}