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-rw-r--r--sys/web/default.nix7
-rw-r--r--sys/web/nginx.nix91
-rw-r--r--sys/web/php-fpm.nix152
-rw-r--r--sys/web/sites/default.nix7
-rw-r--r--sys/web/sites/home.nix35
-rw-r--r--sys/web/sites/host.nix97
-rw-r--r--sys/web/sites/portal.nix34
7 files changed, 423 insertions, 0 deletions
diff --git a/sys/web/default.nix b/sys/web/default.nix
new file mode 100644
index 0000000..2fc769f
--- /dev/null
+++ b/sys/web/default.nix
@@ -0,0 +1,7 @@
+{
+ imports = [
+ ./nginx.nix
+ ./php-fpm.nix
+ ./sites
+ ];
+}
diff --git a/sys/web/nginx.nix b/sys/web/nginx.nix
new file mode 100644
index 0000000..b6e7414
--- /dev/null
+++ b/sys/web/nginx.nix
@@ -0,0 +1,91 @@
+{ config, lib, ... }:
+with lib; let
+ cfg = config.local.web;
+ inherit (config.local) domains;
+in
+{
+ options.local.web = {
+ enable = mkEnableOption "web server";
+
+ defaultACMEHost = mkOption {
+ type = types.str;
+ };
+
+ ownedCerts = mkOption {
+ type = with lib.types; listOf str;
+ default = [ ];
+ };
+ };
+
+ config = mkIf cfg.enable {
+ services = {
+ fail2ban.jails = {
+ # https://discourse.nixos.org/t/fail2ban-with-nginx-and-authelia/31419
+ nginx-botsearch.settings = {
+ # Usar log en vez de journalctl
+ # TODO: Pasar todo a systemd?
+ backend = "pyinotify";
+ logpath = "/var/log/nginx/*.log";
+ journalmatch = "";
+ };
+
+ nginx-bad-request.settings = {
+ backend = "pyinotify";
+ logpath = "/var/log/nginx/*.log";
+ journalmatch = "";
+
+ maxretry = 10;
+ };
+ };
+
+ nginx = {
+ enable = true;
+
+ recommendedGzipSettings = true;
+ recommendedOptimisation = true;
+ recommendedProxySettings = true;
+ recommendedTlsSettings = true;
+
+ logError = "/var/log/nginx/error.log";
+ sslDhparam = config.security.dhparams.params.nginx.path;
+ clientMaxBodySize = "42M";
+
+ mapHashBucketSize = 128;
+
+ virtualHosts.default = {
+ default = true;
+
+ addSSL = true;
+ useACMEHost = cfg.defaultACMEHost;
+
+ locations."/".extraConfig = ''
+ return 403;
+ '';
+ };
+ };
+ };
+
+ local.certs = listToAttrs (map
+ (name: {
+ inherit name;
+ value.enable = true;
+ })
+ cfg.ownedCerts);
+
+ networking.firewall.allowedTCPPorts = [ 80 443 ];
+
+ security = {
+ acme.certs = listToAttrs (map
+ (name: {
+ name = domains.${name}.main;
+ value = {
+ group = mkDefault config.services.nginx.group;
+ reloadServices = [ "nginx.service" ];
+ };
+ })
+ cfg.ownedCerts);
+
+ dhparams.params.nginx = { };
+ };
+ };
+}
diff --git a/sys/web/php-fpm.nix b/sys/web/php-fpm.nix
new file mode 100644
index 0000000..65276ba
--- /dev/null
+++ b/sys/web/php-fpm.nix
@@ -0,0 +1,152 @@
+# Based on <https://gist.github.com/aanderse/3344baef2c3b86c8a1e98e63bd9256ea>
+# See also:
+# - <https://albert.cx/20181125-use-separate-systemd-units-for-php-fpm-pools>
+# - <https://freedesktop.org/wiki/Software/systemd/DaemonSocketActivation/>
+
+{ config, lib, pkgs, ... }:
+with lib; let
+ cfg = config.services.php-fpm-isolated;
+
+ configFile = { pool, poolOpts, runtimeDir, sockFile, pidFile }:
+ let
+ config = {
+ global = {
+ daemonize = false;
+ error_log = "syslog";
+ pid = pidFile;
+ };
+
+ "${pool}" =
+ let
+ enforced = {
+ inherit (poolOpts) user group;
+ listen = sockFile;
+ };
+
+ defaults = {
+ "pm" = "dynamic";
+ "pm.max_children" = 16;
+ "pm.min_spare_servers" = 1;
+ "pm.max_spare_servers" = 4;
+ "pm.start_servers" = 1;
+ "catch_workers_output" = true;
+ "php_admin_flag[log_errors]" = true;
+ "env[PATH]" = makeBinPath [ pkgs.php ];
+ };
+
+ env = mapAttrs'
+ (name: value: {
+ name = "env[${name}]";
+ value = "\"${escape [ "\"" ] value}\"";
+ })
+ poolOpts.env;
+ in
+ defaults // poolOpts.config // env // enforced;
+ };
+ in
+ (pkgs.formats.ini { }).generate "php-fpm-pool-${pool}.conf" config;
+in
+{
+ options.services.php-fpm-isolated.pools = mkOption {
+ default = { };
+
+ type = with types; attrsOf (submodule {
+ options = {
+ enable = mkEnableOption "PHP-FPM pool";
+
+ user = mkOption {
+ type = str;
+ };
+
+ group = mkOption {
+ type = str;
+ };
+
+ unveil = mkOption {
+ type = listOf (either package str);
+ };
+
+ env = mkOption {
+ type = attrsOf str;
+ default = { };
+ };
+
+ config = mkOption {
+ type = attrsOf (oneOf [ int str bool ]);
+ default = { };
+ };
+ };
+ });
+ };
+
+ config.systemd =
+ let
+ php-fpm = "${pkgs.php}/bin/php-fpm";
+
+ unitsFor = pool: poolOpts:
+ let
+ runtimeBase = "php-fpm-isolated/${pool}";
+ runtimeDir = "/run/${runtimeBase}";
+ pidFile = "${runtimeDir}/${pool}.pid";
+ sockFile = "${runtimeDir}/${pool}.sock";
+ in
+ {
+ name = "php-fpm-pool-${pool}";
+
+ value.service = {
+ description = "PHP-FPM process manager for pool '${pool}'";
+ after = [ "network.target" ];
+
+ confinement.enable = true;
+
+ serviceConfig = {
+ Type = "notify";
+ ExecReload = "${pkgs.coreutils}/bin/kill -USR2 $MAINPID";
+ PIDFile = pidFile;
+
+ Environment = "FPM_SOCKETS=${sockFile}=3";
+
+ ExecStart =
+ let
+ fpmConfig = configFile {
+ inherit pool poolOpts runtimeDir sockFile pidFile;
+ };
+ in
+ "${php-fpm} --nodaemonize --fpm-config ${fpmConfig} --pid ${pidFile}";
+
+ PrivateTmp = true;
+ PrivateNetwork = true;
+ PrivateDevices = true;
+ # XXX: We need AF_NETLINK to make the sendmail SUID binary from postfix work
+ RestrictAddressFamilies = "AF_UNIX AF_INET AF_INET6 AF_NETLINK";
+
+ User = poolOpts.user;
+ Group = poolOpts.group;
+ RuntimeDirectory = runtimeBase;
+
+ BindReadOnlyPaths =
+ let
+ unveiled = map builtins.toString poolOpts.unveil;
+ in
+ [ "/run/systemd/journal/socket" ] ++ unveiled;
+ };
+ };
+
+ value.socket = {
+ description = "PHP-FPM socket for pool '${pool}'";
+ listenStreams = [ sockFile ];
+
+ socketConfig = {
+ User = poolOpts.user;
+ Group = poolOpts.group;
+ };
+ };
+ };
+
+ units = mapAttrs' unitsFor (filterAttrs (_: pool: pool.enable) cfg.pools);
+ in
+ {
+ sockets = mapAttrs (_: unit: unit.socket) units;
+ services = mapAttrs (_: unit: unit.service) units;
+ };
+}
diff --git a/sys/web/sites/default.nix b/sys/web/sites/default.nix
new file mode 100644
index 0000000..ba2835c
--- /dev/null
+++ b/sys/web/sites/default.nix
@@ -0,0 +1,7 @@
+{
+ imports = [
+ ./home.nix
+ ./host.nix
+ ./portal.nix
+ ];
+}
diff --git a/sys/web/sites/home.nix b/sys/web/sites/home.nix
new file mode 100644
index 0000000..616bf94
--- /dev/null
+++ b/sys/web/sites/home.nix
@@ -0,0 +1,35 @@
+{ config, lib, ... }:
+with lib; let
+ cfg = config.local.web.sites.home;
+ inherit (config.local) domains;
+in
+{
+ options.local.web.sites.home = {
+ enable = mkEnableOption "home site";
+
+ proxyUrl = mkOption {
+ type = types.str;
+ };
+ };
+
+ config = mkIf cfg.enable {
+ local.web = {
+ enable = mkDefault true;
+ ownedCerts = [ "home" ];
+ };
+
+ services.nginx.virtualHosts.${domains.home.main} = {
+ forceSSL = true;
+ useACMEHost = domains.home.main;
+
+ locations."/".extraConfig = ''
+ proxy_pass ${cfg.proxyUrl};
+ proxy_redirect http:// https://;
+
+ # Necesario debido a websockets
+ proxy_set_header Upgrade $http_upgrade;
+ proxy_set_header Connection $connection_upgrade;
+ '';
+ };
+ };
+}
diff --git a/sys/web/sites/host.nix b/sys/web/sites/host.nix
new file mode 100644
index 0000000..32ef1a6
--- /dev/null
+++ b/sys/web/sites/host.nix
@@ -0,0 +1,97 @@
+{ config, lib, ... }:
+with lib; let
+ cfg = config.local.web.sites.host;
+
+ inherit (config.local) domains;
+ inherit (config.local.net) hostname;
+
+ users = filterAttrs (_: user: user.install) config.local.users;
+ hostDomain = domains.${hostDomainName};
+ hostDomainName = "host-${hostname}";
+
+ userCerts = flatten (flatten (mapAttrsToList
+ (name: user: map
+ (cert: {
+ fprint = config.local.pki.byPath.${cert}.fingerprint.sha1-lower;
+ inherit name;
+ })
+ user.mail.certs)
+ users));
+in
+{
+ options.local.web.sites.host = {
+ enable = mkEnableOption "host site, restricted to per-user client certs";
+ };
+
+ config = mkIf cfg.enable {
+ local.web = {
+ enable = mkDefault true;
+ ownedCerts = [ hostDomainName ];
+ };
+
+ services = {
+ nginx = {
+ appendHttpConfig = ''
+ map $ssl_client_fingerprint $host_user_from_fprint {
+ default "";
+ ${concatMapStringsSep "\n " (pair: "\"${escapeRegex pair.fprint}\" \"${pair.name}\";") userCerts}
+ }
+ '';
+
+ virtualHosts = {
+ ${hostDomain.main} = {
+ forceSSL = true;
+ useACMEHost = hostDomain.main;
+
+ extraConfig = ''
+ ssl_verify_depth 2;
+ ssl_verify_client optional;
+ ssl_client_certificate ${config.local.pki.ca.mail.fullchain};
+
+ #if ($ssl_client_verify != "SUCCESS") {
+ #return 403;
+ #}
+ '';
+
+ locations = {
+ "/".return = 403;
+ } // concatMapAttrs
+ (name: user:
+ let
+ userLocation = config: {
+ extraConfig = ''
+ if ($host_user_from_fprint != "${name}") {
+ return 403;
+ }
+ '' + config;
+ };
+
+ userLocations = {
+ "/${name}" = ''
+ return 404;
+ '';
+ } // optionalAttrs user.mail.dav {
+ "/${name}/dav" = ''
+ proxy_pass http://unix:/run/host-www/${name}/dav.sock;
+ '';
+ };
+ in
+ mapAttrs (_: userLocation) userLocations)
+ (filterAttrs (_: user: user.mail.certs != [ ]) users);
+ };
+ };
+ };
+ };
+
+ systemd.tmpfiles.settings."10-run-host-www" =
+ concatMapAttrs
+ (name: _: {
+ "/run/host-www/${name}".d = {
+ mode = "0750";
+ user = name;
+ group = "nginx";
+ };
+ })
+ users;
+ };
+}
diff --git a/sys/web/sites/portal.nix b/sys/web/sites/portal.nix
new file mode 100644
index 0000000..2365ba1
--- /dev/null
+++ b/sys/web/sites/portal.nix
@@ -0,0 +1,34 @@
+{ config, lib, ... }:
+with lib; let
+ cfg = config.local.web.sites.portal;
+ inherit (config.local) domains;
+in
+{
+ options.local.web.sites.portal = {
+ enable = mkEnableOption "public non-fqdn portal";
+ };
+
+ config = mkIf cfg.enable {
+ local.web = {
+ enable = mkDefault true;
+ ownedCerts = [ "host" "exdev" ];
+ defaultACMEHost = domains.host.main;
+ };
+
+ services.nginx.virtualHosts = {
+ ${domains.host.www} = {
+ forceSSL = true;
+ useACMEHost = domains.host.main;
+ serverAliases = [ domains.host.main ];
+ };
+
+ ${domains.exdev.main} = {
+ forceSSL = true;
+ useACMEHost = domains.exdev.main;
+ serverAliases = [ domains.exdev.www ];
+
+ locations."/fsociety".return = "301 https://meet.posixlycorrect.com/%C6%92%C6%A8%C5%8F%C4%8B%D3%80%C9%99%CF%AE%D0%A3";
+ };
+ };
+ };
+}
generated by cgit v1.2.3 (git 2.25.1) at 2026-06-13 22:03:23 +0000