nixpkgs/nixos/modules/services/web-apps/jitsi-meet.nix

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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.jitsi-meet;
# The configuration files are JS of format "var <<string>> = <<JSON>>;". In order to
# override only some settings, we need to extract the JSON, use jq to merge it with
# the config provided by user, and then reconstruct the file.
overrideJs =
source: varName: userCfg: appendExtra:
let
extractor = pkgs.writeText "extractor.js" ''
var fs = require("fs");
eval(fs.readFileSync(process.argv[2], 'utf8'));
process.stdout.write(JSON.stringify(eval(process.argv[3])));
'';
userJson = pkgs.writeText "user.json" (builtins.toJSON userCfg);
in (pkgs.runCommand "${varName}.js" { } ''
${pkgs.nodejs}/bin/node ${extractor} ${source} ${varName} > default.json
(
echo "var ${varName} = "
${pkgs.jq}/bin/jq -s '.[0] * .[1]' default.json ${userJson}
echo ";"
echo ${escapeShellArg appendExtra}
) > $out
'');
# Essential config - it's probably not good to have these as option default because
# types.attrs doesn't do merging. Let's merge explicitly, can still be overriden if
# user desires.
defaultCfg = {
hosts = {
domain = cfg.hostName;
muc = "conference.${cfg.hostName}";
focus = "focus.${cfg.hostName}";
};
bosh = "//${cfg.hostName}/http-bind";
websocket = "wss://${cfg.hostName}/xmpp-websocket";
fileRecordingsEnabled = true;
liveStreamingEnabled = true;
hiddenDomain = "recorder.${cfg.hostName}";
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};
in
{
options.services.jitsi-meet = with types; {
enable = mkEnableOption "Jitsi Meet - Secure, Simple and Scalable Video Conferences";
hostName = mkOption {
type = str;
example = "meet.example.org";
description = lib.mdDoc ''
FQDN of the Jitsi Meet instance.
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'';
};
config = mkOption {
type = attrs;
default = { };
example = literalExpression ''
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{
enableWelcomePage = false;
defaultLang = "fi";
}
'';
description = lib.mdDoc ''
Client-side web application settings that override the defaults in {file}`config.js`.
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See <https://github.com/jitsi/jitsi-meet/blob/master/config.js> for default
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configuration with comments.
'';
};
extraConfig = mkOption {
type = lines;
default = "";
description = lib.mdDoc ''
Text to append to {file}`config.js` web application config file.
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Can be used to insert JavaScript logic to determine user's region in cascading bridges setup.
'';
};
interfaceConfig = mkOption {
type = attrs;
default = { };
example = literalExpression ''
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{
SHOW_JITSI_WATERMARK = false;
SHOW_WATERMARK_FOR_GUESTS = false;
}
'';
description = lib.mdDoc ''
Client-side web-app interface settings that override the defaults in {file}`interface_config.js`.
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See <https://github.com/jitsi/jitsi-meet/blob/master/interface_config.js> for
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default configuration with comments.
'';
};
videobridge = {
enable = mkOption {
type = bool;
default = true;
description = lib.mdDoc ''
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Whether to enable Jitsi Videobridge instance and configure it to connect to Prosody.
Additional configuration is possible with {option}`services.jitsi-videobridge`.
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'';
};
passwordFile = mkOption {
type = nullOr str;
default = null;
example = "/run/keys/videobridge";
description = lib.mdDoc ''
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File containing password to the Prosody account for videobridge.
If `null`, a file with password will be generated automatically. Setting
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this option is useful if you plan to connect additional videobridges to the XMPP server.
'';
};
};
jicofo.enable = mkOption {
type = bool;
default = true;
description = lib.mdDoc ''
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Whether to enable JiCoFo instance and configure it to connect to Prosody.
Additional configuration is possible with {option}`services.jicofo`.
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'';
};
jibri.enable = mkOption {
type = bool;
default = false;
description = lib.mdDoc ''
Whether to enable a Jibri instance and configure it to connect to Prosody.
Additional configuration is possible with {option}`services.jibri`, and
{option}`services.jibri.finalizeScript` is especially useful.
'';
};
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nginx.enable = mkOption {
type = bool;
default = true;
description = lib.mdDoc ''
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Whether to enable nginx virtual host that will serve the javascript application and act as
a proxy for the XMPP server. Further nginx configuration can be done by adapting
{option}`services.nginx.virtualHosts.<hostName>`.
When this is enabled, ACME will be used to retrieve a TLS certificate by default. To disable
this, set the {option}`services.nginx.virtualHosts.<hostName>.enableACME` to
`false` and if appropriate do the same for
{option}`services.nginx.virtualHosts.<hostName>.forceSSL`.
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'';
};
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caddy.enable = mkEnableOption "Whether to enable caddy reverse proxy to expose jitsi-meet";
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prosody.enable = mkOption {
type = bool;
default = true;
description = lib.mdDoc ''
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Whether to configure Prosody to relay XMPP messages between Jitsi Meet components. Turn this
off if you want to configure it manually.
'';
};
};
config = mkIf cfg.enable {
services.prosody = mkIf cfg.prosody.enable {
enable = mkDefault true;
xmppComplianceSuite = mkDefault false;
modules = {
admin_adhoc = mkDefault false;
bosh = mkDefault true;
ping = mkDefault true;
roster = mkDefault true;
saslauth = mkDefault true;
smacks = mkDefault true;
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tls = mkDefault true;
websocket = mkDefault true;
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};
muc = [
{
domain = "conference.${cfg.hostName}";
name = "Jitsi Meet MUC";
roomLocking = false;
roomDefaultPublicJids = true;
extraConfig = ''
storage = "memory"
'';
}
{
domain = "internal.${cfg.hostName}";
name = "Jitsi Meet Videobridge MUC";
extraConfig = ''
storage = "memory"
admins = { "focus@auth.${cfg.hostName}", "jvb@auth.${cfg.hostName}" }
'';
#-- muc_room_cache_size = 1000
}
];
extraModules = [ "pubsub" "smacks" ];
extraPluginPaths = [ "${pkgs.jitsi-meet-prosody}/share/prosody-plugins" ];
extraConfig = lib.mkMerge [ (mkAfter ''
Component "focus.${cfg.hostName}" "client_proxy"
target_address = "focus@auth.${cfg.hostName}"
'')
(mkBefore ''
cross_domain_websocket = true;
consider_websocket_secure = true;
'')
];
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virtualHosts.${cfg.hostName} = {
enabled = true;
domain = cfg.hostName;
extraConfig = ''
authentication = "anonymous"
c2s_require_encryption = false
admins = { "focus@auth.${cfg.hostName}" }
smacks_max_unacked_stanzas = 5
smacks_hibernation_time = 60
smacks_max_hibernated_sessions = 1
smacks_max_old_sessions = 1
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'';
ssl = {
cert = "/var/lib/jitsi-meet/jitsi-meet.crt";
key = "/var/lib/jitsi-meet/jitsi-meet.key";
};
};
virtualHosts."auth.${cfg.hostName}" = {
enabled = true;
domain = "auth.${cfg.hostName}";
extraConfig = ''
authentication = "internal_plain"
'';
ssl = {
cert = "/var/lib/jitsi-meet/jitsi-meet.crt";
key = "/var/lib/jitsi-meet/jitsi-meet.key";
};
};
virtualHosts."recorder.${cfg.hostName}" = {
enabled = true;
domain = "recorder.${cfg.hostName}";
extraConfig = ''
authentication = "internal_plain"
c2s_require_encryption = false
'';
};
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};
systemd.services.prosody = mkIf cfg.prosody.enable {
preStart = let
videobridgeSecret = if cfg.videobridge.passwordFile != null then cfg.videobridge.passwordFile else "/var/lib/jitsi-meet/videobridge-secret";
in ''
${config.services.prosody.package}/bin/prosodyctl register focus auth.${cfg.hostName} "$(cat /var/lib/jitsi-meet/jicofo-user-secret)"
${config.services.prosody.package}/bin/prosodyctl register jvb auth.${cfg.hostName} "$(cat ${videobridgeSecret})"
${config.services.prosody.package}/bin/prosodyctl mod_roster_command subscribe focus.${cfg.hostName} focus@auth.${cfg.hostName}
${config.services.prosody.package}/bin/prosodyctl register jibri auth.${cfg.hostName} "$(cat /var/lib/jitsi-meet/jibri-auth-secret)"
${config.services.prosody.package}/bin/prosodyctl register recorder recorder.${cfg.hostName} "$(cat /var/lib/jitsi-meet/jibri-recorder-secret)"
'';
serviceConfig = {
EnvironmentFile = [ "/var/lib/jitsi-meet/secrets-env" ];
SupplementaryGroups = [ "jitsi-meet" ];
};
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};
users.groups.jitsi-meet = {};
systemd.tmpfiles.rules = [
"d '/var/lib/jitsi-meet' 0750 root jitsi-meet - -"
];
systemd.services.jitsi-meet-init-secrets = {
wantedBy = [ "multi-user.target" ];
before = [ "jicofo.service" "jitsi-videobridge2.service" ] ++ (optional cfg.prosody.enable "prosody.service");
serviceConfig = {
Type = "oneshot";
};
script = let
secrets = [ "jicofo-component-secret" "jicofo-user-secret" "jibri-auth-secret" "jibri-recorder-secret" ] ++ (optional (cfg.videobridge.passwordFile == null) "videobridge-secret");
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in
''
cd /var/lib/jitsi-meet
${concatMapStringsSep "\n" (s: ''
if [ ! -f ${s} ]; then
tr -dc a-zA-Z0-9 </dev/urandom | head -c 64 > ${s}
chown root:jitsi-meet ${s}
chmod 640 ${s}
fi
'') secrets}
# for easy access in prosody
echo "JICOFO_COMPONENT_SECRET=$(cat jicofo-component-secret)" > secrets-env
chown root:jitsi-meet secrets-env
chmod 640 secrets-env
''
+ optionalString cfg.prosody.enable ''
# generate self-signed certificates
if [ ! -f /var/lib/jitsi-meet.crt ]; then
${getBin pkgs.openssl}/bin/openssl req \
-x509 \
-newkey rsa:4096 \
-keyout /var/lib/jitsi-meet/jitsi-meet.key \
-out /var/lib/jitsi-meet/jitsi-meet.crt \
-days 36500 \
-nodes \
-subj '/CN=${cfg.hostName}/CN=auth.${cfg.hostName}'
chmod 640 /var/lib/jitsi-meet/jitsi-meet.{crt,key}
chown root:jitsi-meet /var/lib/jitsi-meet/jitsi-meet.{crt,key}
fi
'';
};
services.nginx = mkIf cfg.nginx.enable {
enable = mkDefault true;
virtualHosts.${cfg.hostName} = {
enableACME = mkDefault true;
forceSSL = mkDefault true;
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root = pkgs.jitsi-meet;
extraConfig = ''
ssi on;
'';
locations."@root_path".extraConfig = ''
rewrite ^/(.*)$ / break;
'';
locations."~ ^/([^/\\?&:'\"]+)$".tryFiles = "$uri @root_path";
locations."^~ /xmpp-websocket" = {
priority = 100;
proxyPass = "http://localhost:5280/xmpp-websocket";
proxyWebsockets = true;
};
locations."=/http-bind" = {
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proxyPass = "http://localhost:5280/http-bind";
extraConfig = ''
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header Host $host;
'';
};
locations."=/external_api.js" = mkDefault {
alias = "${pkgs.jitsi-meet}/libs/external_api.min.js";
};
locations."=/config.js" = mkDefault {
alias = overrideJs "${pkgs.jitsi-meet}/config.js" "config" (recursiveUpdate defaultCfg cfg.config) cfg.extraConfig;
};
locations."=/interface_config.js" = mkDefault {
alias = overrideJs "${pkgs.jitsi-meet}/interface_config.js" "interfaceConfig" cfg.interfaceConfig "";
};
};
};
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services.caddy = mkIf cfg.caddy.enable {
enable = mkDefault true;
virtualHosts.${cfg.hostName} = {
extraConfig =
let
templatedJitsiMeet = pkgs.runCommand "templated-jitsi-meet" {} ''
cp -R ${pkgs.jitsi-meet}/* .
for file in *.html **/*.html ; do
${pkgs.sd}/bin/sd '<!--#include virtual="(.*)" -->' '{{ include "$1" }}' $file
done
rm config.js
rm interface_config.js
cp -R . $out
cp ${overrideJs "${pkgs.jitsi-meet}/config.js" "config" (recursiveUpdate defaultCfg cfg.config) cfg.extraConfig} $out/config.js
cp ${overrideJs "${pkgs.jitsi-meet}/interface_config.js" "interfaceConfig" cfg.interfaceConfig ""} $out/interface_config.js
cp ./libs/external_api.min.js $out/external_api.js
'';
in ''
handle /http-bind {
header Host ${cfg.hostName}
reverse_proxy 127.0.0.1:5280
}
handle /xmpp-websocket {
reverse_proxy 127.0.0.1:5280
}
handle {
templates
root * ${templatedJitsiMeet}
try_files {path} {path}
try_files {path} /index.html
file_server
}
'';
};
};
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services.jitsi-videobridge = mkIf cfg.videobridge.enable {
enable = true;
xmppConfigs."localhost" = {
userName = "jvb";
domain = "auth.${cfg.hostName}";
passwordFile = "/var/lib/jitsi-meet/videobridge-secret";
mucJids = "jvbbrewery@internal.${cfg.hostName}";
disableCertificateVerification = true;
};
};
services.jicofo = mkIf cfg.jicofo.enable {
enable = true;
xmppHost = "localhost";
xmppDomain = cfg.hostName;
userDomain = "auth.${cfg.hostName}";
userName = "focus";
userPasswordFile = "/var/lib/jitsi-meet/jicofo-user-secret";
componentPasswordFile = "/var/lib/jitsi-meet/jicofo-component-secret";
bridgeMuc = "jvbbrewery@internal.${cfg.hostName}";
config = mkMerge [{
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"org.jitsi.jicofo.ALWAYS_TRUST_MODE_ENABLED" = "true";
#} (lib.mkIf cfg.jibri.enable {
} (lib.mkIf (config.services.jibri.enable || cfg.jibri.enable) {
"org.jitsi.jicofo.jibri.BREWERY" = "JibriBrewery@internal.${cfg.hostName}";
"org.jitsi.jicofo.jibri.PENDING_TIMEOUT" = "90";
})];
};
services.jibri = mkIf cfg.jibri.enable {
enable = true;
xmppEnvironments."jitsi-meet" = {
xmppServerHosts = [ "localhost" ];
xmppDomain = cfg.hostName;
control.muc = {
domain = "internal.${cfg.hostName}";
roomName = "JibriBrewery";
nickname = "jibri";
};
control.login = {
domain = "auth.${cfg.hostName}";
username = "jibri";
passwordFile = "/var/lib/jitsi-meet/jibri-auth-secret";
};
call.login = {
domain = "recorder.${cfg.hostName}";
username = "recorder";
passwordFile = "/var/lib/jitsi-meet/jibri-recorder-secret";
};
usageTimeout = "0";
disableCertificateVerification = true;
stripFromRoomDomain = "conference.";
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};
};
};
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meta.doc = ./jitsi-meet.xml;
meta.maintainers = lib.teams.jitsi.members;
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}