92 lines
2.7 KiB
Nix
92 lines
2.7 KiB
Nix
{ pkgs, ... }:
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let
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elementWebVersion = "1.12.0";
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element-web = pkgs.fetchzip {
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url = "https://github.com/element-hq/element-web/releases/download/v${elementWebVersion}/element-v${elementWebVersion}.tar.gz";
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sha256 = "sha256-2kXQFUhLYyEKuXYw+n94JGlTN2VJHRpjmu78u8gdaro=";
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};
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elementSecurityHeaders = ''
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# Configuration best practices
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# See: https://github.com/vector-im/element-web/tree/develop#configuration-best-practices
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add_header X-Frame-Options SAMEORIGIN;
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add_header X-Content-Type-Options nosniff;
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add_header X-XSS-Protection "1; mode=block";
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add_header Content-Security-Policy "frame-ancestors 'self'";
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add_header Strict-Transport-Security "max-age=63072000" always;
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'';
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in
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{
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services.nginx.virtualHosts = {
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"acme-element.hamburg.ccc.de" = {
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enableACME = true;
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serverName = "element.hamburg.ccc.de";
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listen = [
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{
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addr = "0.0.0.0";
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port = 31820;
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}
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];
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};
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"element.hamburg.ccc.de" = {
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forceSSL = true;
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useACMEHost = "element.hamburg.ccc.de";
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listen = [
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{
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addr = "0.0.0.0";
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port = 8443;
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ssl = true;
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proxyProtocol = true;
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}
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];
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root = pkgs.buildEnv {
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name = "element-web";
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paths = [
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element-web
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./element-web-config
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];
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};
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# Set no-cache for the version, config and index.html
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# so that browsers always check for a new copy of Element Web.
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# NB http://your-domain/ and http://your-domain/? are also covered by this
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locations."= /index.html" = {
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extraConfig = elementSecurityHeaders + ''
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add_header Cache-Control "no-cache";
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'';
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};
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locations."= /version" = {
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extraConfig = elementSecurityHeaders + ''
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add_header Cache-Control "no-cache";
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'';
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};
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# covers config.json and config.hostname.json requests as it is prefix.
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locations."/config" = {
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extraConfig = elementSecurityHeaders + ''
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add_header Cache-Control "no-cache";
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'';
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};
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extraConfig = elementSecurityHeaders + ''
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index index.html;
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# redirect server error pages to the static page /50x.html
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error_page 500 502 503 504 /50x.html;
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# Make use of the ngx_http_realip_module to set the $remote_addr and
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# $remote_port to the client address and client port, when using proxy
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# protocol.
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# First set our proxy protocol proxy as trusted.
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set_real_ip_from 172.31.17.140;
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# Then tell the realip_module to get the addreses from the proxy protocol
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# header.
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real_ip_header proxy_protocol;
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'';
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};
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};
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}
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