diff --git a/hosts/servers/alexandria/conduit.nix b/hosts/servers/alexandria/conduit.nix new file mode 100644 index 0000000..f238195 --- /dev/null +++ b/hosts/servers/alexandria/conduit.nix @@ -0,0 +1,132 @@ +{ config +, pkgs +, flake-inputs +, ... +}: + +let + # You'll need to edit these values + + # The hostname that will appear in your user and room IDs + server_name = "baduhai.me"; + + # The hostname that Conduit actually runs on + # + # This can be the same as `server_name` if you want. This is only necessary + # when Conduit is running on a different machine than the one hosting your + # root domain. This configuration also assumes this is all running on a single + # machine, some tweaks will need to be made if this is not the case. + matrix_hostname = "matrix.${server_name}"; + + # An admin email for TLS certificate notifications + admin_email = "admin@${server_name}"; + + # These ones you can leave alone + + # Build a dervation that stores the content of `${server_name}/.well-known/matrix/server` + well_known_server = pkgs.writeText "well-known-matrix-server" '' + { + "m.server": "${matrix_hostname}" + } + ''; + + # Build a dervation that stores the content of `${server_name}/.well-known/matrix/client` + well_known_client = pkgs.writeText "well-known-matrix-client" '' + { + "m.homeserver": { + "base_url": "https://${matrix_hostname}" + } + } + ''; +in + +{ + # Configure Conduit itself + services.matrix-conduit = { + enable = true; + + # This causes NixOS to use the flake defined in this repository instead of + # the build of Conduit built into nixpkgs. + package = flake-inputs.conduit.packages.${pkgs.system}.default; + + settings.global = { + inherit server_name; + }; + }; + + # Configure NGINX as a reverse proxy + services.nginx = { + + virtualHosts = { + "${matrix_hostname}" = { + useACMEHost = "baduhai.me"; + forceSSL = true; + kTLS = true; + + listen = [ + { + addr = "0.0.0.0"; + port = 443; + ssl = true; + } + { + addr = "0.0.0.0"; + port = 8448; + ssl = true; + } + ]; + + locations."/_matrix/" = { + proxyPass = "http://backend_conduit$request_uri"; + proxyWebsockets = true; + extraConfig = '' + proxy_set_header Host $host; + proxy_buffering off; + ''; + }; + + extraConfig = '' + merge_slashes off; + ''; + }; + + "${server_name}" = { + locations."=/.well-known/matrix/server" = { + # Use the contents of the derivation built previously + alias = "${well_known_server}"; + + extraConfig = '' + # Set the header since by default NGINX thinks it's just bytes + default_type application/json; + ''; + }; + + locations."=/.well-known/matrix/client" = { + # Use the contents of the derivation built previously + alias = "${well_known_client}"; + + extraConfig = '' + # Set the header since by default NGINX thinks it's just bytes + default_type application/json; + + # https://matrix.org/docs/spec/client_server/r0.4.0#web-browser-clients + add_header Access-Control-Allow-Origin "*"; + ''; + }; + }; + }; + + upstreams = { + "backend_conduit" = { + servers = { + "localhost:${toString config.services.matrix-conduit.settings.global.port}" = { }; + }; + }; + }; + }; + + # Open firewall ports for Matrix federation + networking.firewall.allowedTCPPorts = [ 8448 ]; + networking.firewall.allowedUDPPorts = [ 8448 ]; +} + diff --git a/hosts/servers/alexandria/default.nix b/hosts/servers/alexandria/default.nix index a23b263..12ea2c8 100644 --- a/hosts/servers/alexandria/default.nix +++ b/hosts/servers/alexandria/default.nix @@ -7,6 +7,7 @@ ./variables.nix ./services.nix ./security.nix + ./conduit.nix ./users.nix ]; }