nixos-config/nixos/machines/orbi/social-matrix.nix

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{ config, pkgs, ... }:
let
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# 1. create DNS entry `_matrix._tcp.ingolf-wagner.de SRV - 10 8448 matrix.ingolf-wagner.de` (8448 for federation)
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# 2. create DNS entry `matrix.ingolf-wagner.de A - 95.216.66.212`
# 3. test with : https://federationtester.matrix.org/#ingolf-wagner.de
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domain = "ingolf-wagner.de";
baseUrl = "https://matrix.${domain}";
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matrix_create_user = pkgs.writers.writeBashBin "matrix-create-user" ''
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${pkgs.matrix-synapse}/bin/register_new_matrix_user \
-k $( ${pkgs.gojq}/bin/gojq \
--yaml-input \
--raw-output \
'.registration_shared_secret' \
${config.sops.secrets.matrix_shared_secret.path} ) \
http://localhost:8008
'';
clientConfig."m.homeserver".base_url = baseUrl;
serverConfig."m.server" = "matrix.${domain}:443";
mkWellKnown = data: ''
default_type application/json;
add_header Access-Control-Allow-Origin *;
return 200 '${builtins.toJSON data}';
'';
element-web =
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pkgs.runCommand "element-web-with-config"
{
nativeBuildInputs = [ pkgs.buildPackages.jq ];
} ''
cp -r ${pkgs.element-web} $out
chmod -R u+w $out
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jq '."default_server_config"."m.homeserver" = { "base_url": "https://matrix.${domain}", "server_name": "${domain}" }' \
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> $out/config.json < ${pkgs.element-web}/config.json
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ln -s $out/config.json $out/config.matrix.${domain}.json
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'';
in
{
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networking.firewall.allowedTCPPorts = [ 80 443 8448 ];
networking.firewall.allowedUDPPorts = [ 80 443 8448 ];
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environment.systemPackages = [ matrix_create_user ];
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sops.secrets.matrix_shared_secret.owner = "matrix-synapse";
users.users.matrix-synapse = {
isSystemUser = true;
uid = config.ids.uids.matrix-synapse;
group = "matrix-synapse";
};
users.groups.matrix-synapse.gid = config.ids.gids.matrix-synapse;
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# todo : mount postgresql folder in a dedicated zfs pool
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containers.matrix-ingolf-wagner-de = {
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autoStart = true;
privateNetwork = false;
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bindMounts = {
rootpassword = {
hostPath = config.sops.secrets.matrix_shared_secret.path;
mountPoint = "/run/secrets/matrix-shared-secret";
isReadOnly = true;
};
};
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config = { config, pkgs, lib, ... }: {
system.stateVersion = "23.11";
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services.postgresql = {
enable = true;
initialScript = pkgs.writeText "synapse-init.sql" ''
CREATE ROLE "matrix-synapse" WITH LOGIN PASSWORD 'synapse';
CREATE DATABASE "matrix-synapse" WITH OWNER "matrix-synapse"
TEMPLATE template0
LC_COLLATE = "C"
LC_CTYPE = "C";
'';
};
services.matrix-synapse = {
enable = true;
settings.server_name = domain;
# The public base URL value must match the `base_url` value set in `clientConfig` above.
# The default value here is based on `server_name`, so if your `server_name` is different
# from the value of `matrix.<domain>` above, you will likely run into some mismatched domain names
# in client applications.
settings.public_baseurl = baseUrl;
extraConfigFiles = [ "/run/secrets/matrix-shared-secret" ];
settings.listeners = [
{
port = 8008;
bind_addresses = [ "::1" ];
type = "http";
tls = false;
x_forwarded = true;
resources = [
{
names = [ "client" ];
compress = true;
}
{
names = [ "federation" ];
compress = false;
}
];
}
];
};
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};
};
services.nginx = {
enable = true;
recommendedTlsSettings = true;
recommendedOptimisation = true;
recommendedGzipSettings = true;
recommendedProxySettings = true;
virtualHosts = {
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# # If the A and AAAA DNS records on example.org do not point on the same host as the
# # records for myhostname.example.org, you can easily move the /.well-known
# # virtualHost section of the code to the host that is serving example.org, while
# # the rest stays on myhostname.example.org with no other changes required.
# # This pattern also allows to seamlessly move the homeserver from
# # myhostname.example.org to myotherhost.example.org by only changing the
# # /.well-known redirection target.
# "${domain}" = {
# enableACME = true;
# forceSSL = true;
# # This section is not needed if the server_name of matrix-synapse is equal to
# # the domain (i.e. example.org from @foo:example.org) and the federation port
# # is 8448.
# # Further reference can be found in the docs about delegation under
# # https://element-hq.github.io/synapse/latest/delegate.html
# locations."= /.well-known/matrix/server".extraConfig = mkWellKnown serverConfig;
# # This is usually needed for homeserver discovery (from e.g. other Matrix clients).
# # Further reference can be found in the upstream docs at
# # https://spec.matrix.org/latest/client-server-api/#getwell-knownmatrixclient
# locations."= /.well-known/matrix/client".extraConfig = mkWellKnown clientConfig;
# };
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"matrix.${domain}" = {
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#listen = [
# {
# addr = "0.0.0.0";
# port = 80;
# }
# {
# addr = "0.0.0.0";
# port = 443;
# ssl = true;
# }
# # for federation
# {
# addr = "0.0.0.0";
# port = 8448;
# ssl = true;
# }
#];
#serverAliases = [ "ingolf-wagner.de" ];
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enableACME = true;
forceSSL = true;
# It's also possible to do a redirect here or something else, this vhost is not
# needed for Matrix. It's recommended though to *not put* element
# here, see also the section about Element.
locations."/".extraConfig = ''
return 404;
'';
# Forward all Matrix API calls to the synapse Matrix homeserver. A trailing slash
# *must not* be used here.
locations."/_matrix".proxyPass = "http://[::1]:8008";
# Forward requests for e.g. SSO and password-resets.
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#locations."/_synapse/client".proxyPass = "http://[::1]:8008";
};
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"element.${domain}" = {
forceSSL = true;
enableACME = true;
extraConfig = ''
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_read_timeout 600;
'';
locations."/".root = element-web;
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};
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};
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};
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}