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nixfiles-emily/modules/nginx/default.nix
2024-11-13 17:07:46 +01:00

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Nix

{ config, lib, ... }: let
cfg = config.kyouma.nginx;
extraConfig = ''
add_header Strict-Transport-Security $hsts_header;
add_header Alt-Svc 'h3=":443"; ma=7776000; persist=1, h2=":443"; ma=7776000; persist=1';
#add_header Content-Security-Policy "script-src 'self'; object-src 'none'; base-uri 'none';" always;
add_header X-Content-Type-Options "nosniff" always;
add_header X-XSS-Protection "1; mode=block" always;
add_header X-Frame-Options "SAMEORIGIN" always;
add_header Referrer-Policy "same-origin" always;
'';
createHost = vhostName: vhostCfg: {
extraConfig = lib.optionalString (vhostCfg ? "extraConfig") (
vhostCfg.extraConfig + "\n" + extraConfig
) + lib.optionalString (
if (vhostCfg ? "verifyClientCert") then
vhostCfg.verifyClientCert
else false
) ''
ssl_client_certificate ${./kyouma_Root_CA.pem};
ssl_verify_client on;
ssl_verify_depth 1;
'';
forceSSL = true;
} //
lib.optionalAttrs (!(vhostCfg ? "useACMEHost")) {
enableACME = true;
} //
lib.optionalAttrs (vhostCfg ? "redirectTo") {
enableACME = false;
useACMEHost = vhostCfg.redirectTo;
globalRedirect = vhostCfg.redirectTo;
} //
lib.optionalAttrs (!vhostCfg ? "disableHttp3") {
http3 = true;
quic = true;
} //
(builtins.removeAttrs vhostCfg [ "redirectTo" "extraConfig" "verifyClientCert" "disableHttp3" ]);
in {
options = {
kyouma.nginx.virtualHosts = lib.mkOption {
type = with lib.types; nullOr anything;
default = null;
};
kyouma.nginx.defaultForbidden = lib.mkOption {
type = with lib.types; nullOr str;
default = null;
};
};
config = {
services.nginx.virtualHosts = lib.optionalAttrs (cfg.virtualHosts != null) (
builtins.mapAttrs (createHost) cfg.virtualHosts
) // lib.optionalAttrs (cfg.defaultForbidden != null) {
"redirect" = {
quic = true;
http3 = true;
# reuseport has to be specified on the quic listener
# when using worker_processes auto;
reuseport = true;
default = true;
forceSSL = true;
useACMEHost = cfg.defaultForbidden;
extraConfig = ''
return 403;
'';
};
};
};
}