From ecfccebdeb0c59df6a43243879a6eb42b007a1b6 Mon Sep 17 00:00:00 2001
From: Joe Mou <dev@mou.fo>
Date: Mon, 23 Dec 2024 13:42:33 -0800
Subject: Revert auth to Zitadel

Still don't love it but let's get things into a working state.

Promising next steps:
- Authlib (Python)
- oidc-provider (Javascript)
- Vouch Proxy, Ory Oauthkeeper, or IdP built-in forward auth

Look at [[Authentication]]
---
 hostnix/elmo/oidc.nix | 48 ++++--------------------------------------------
 1 file changed, 4 insertions(+), 44 deletions(-)

(limited to 'hostnix/elmo/oidc.nix')

diff --git a/hostnix/elmo/oidc.nix b/hostnix/elmo/oidc.nix
index 4421eb9..d7c6f0e 100644
--- a/hostnix/elmo/oidc.nix
+++ b/hostnix/elmo/oidc.nix
@@ -1,48 +1,6 @@
 { lib, pkgs, ... }:
 
 {
-  systemd.services.glauth = {
-    wantedBy = [ "multi-user.target" ];
-    serviceConfig = {
-      DynamicUser = true;
-    };
-    script = "${pkgs.glauth}/bin/glauth -c ${./glauth/glauth.toml}";
-  };
-
-  services.dex = {
-    enable = true;
-    settings = {
-      issuer = "https://op.mou.fo/dex";
-      storage = {
-        # TODO persistence?
-        type = "memory";
-      };
-      web = {
-        # TODO port
-        http = "0.0.0.0:5556";
-      };
-      enablePasswordDB = true;
-      staticPasswords = [
-        {
-          email = "joe";
-          username = "joe";
-          hash = "$2y$10$Vp2MTFeHs6AYpNofOpY5YehFPhE/44VY7Z3TtdsHnBre/N64kM4Ii";
-          # userID = "b0c5bafa-fa25-4b20-a9aa-ab79f4d57d18";
-          userID = "joe";
-        }
-      ];
-      staticClients = [
-        {
-          id = "288565372746006652@mou.fo";
-          name = "oauth2-proxy";
-          redirectURIs = [ "https://op.mou.fo/oauth2/callback" ];
-          # TODO consolidate w/ oauth2-proxy.env?
-          secretFile = "/var/secrets/oauth2-proxy.secret";
-        }
-      ];
-    };
-  };
-
   services.postgresql = {
     ensureDatabases = [ "zitadel" ];
     ensureUsers = [{
@@ -77,6 +35,7 @@
     extraSettingsPaths = [ "/run/credentials/zitadel.service/secrets.yaml" ];
   };
 
+  # TODO should be delayed after postgres
   systemd.services.zitadel = {
     # Shim into PATH to avoid start-from-init which requires Postgres admin
     # credentials. See https://github.com/zitadel/zitadel/issues/4304
@@ -113,7 +72,7 @@
     reverseProxy = true;
     provider = "oidc";
     clientID = "288565372746006652@mou.fo";
-    oidcIssuerUrl = "https://op.mou.fo/dex";
+    oidcIssuerUrl = "https://zd.mou.fo";
     # Sets OAUTH2_PROXY_COOKIE_SECRET and OAUTH2_PROXY_CLIENT_SECRET.
     keyFile = "/var/secrets/oauth2-proxy.env";
     # Ignore e-mail address.
@@ -121,6 +80,8 @@
     extraConfig = {
       code-challenge-method = "S256";
       whitelist-domain = ".mou.fo";  # allowed redirects after authentication
+      # https://github.com/oauth2-proxy/oauth2-proxy/issues/1612#issuecomment-1099217761
+      oidc-email-claim = "sub";
     };
   };
 
@@ -137,6 +98,5 @@
   services.nginx.virtualHosts."op.mou.fo" = {
     enableACME = true;
     forceSSL = true;
-    locations."/dex".proxyPass = "http://127.0.0.1:5556";
   };
 }
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