From 2523c18dd12db11e4e45d2e21172748868b45791 Mon Sep 17 00:00:00 2001
From: Manuel Thalmann <m@nuth.ch>
Date: Thu, 7 Nov 2024 03:01:45 +0100
Subject: [PATCH] Fetch FQDN from configuration

---
 lib/modules/valhalla.nix                                 | 8 +++++++-
 scripts/Common/Software/docker/services/service.fish     | 7 ++++++-
 .../docker/services/vaultwarden/docker-compose.yml       | 4 ++--
 .../Software/docker/services/vaultwarden/main.fish       | 9 +++++++--
 4 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/lib/modules/valhalla.nix b/lib/modules/valhalla.nix
index 8d0b6113..9007c820 100644
--- a/lib/modules/valhalla.nix
+++ b/lib/modules/valhalla.nix
@@ -1,4 +1,4 @@
-{ lib, ... }:
+{ config, lib, ... }:
 let inherit (lib) mkOption types;
 in {
   imports = [
@@ -28,6 +28,12 @@ in {
         };
       };
 
+      fqdn = mkOption {
+        type = types.str;
+        description = "The FQDN of the system.";
+        default = config.valhalla.hostname;
+      };
+
       hostname = mkOption {
         type = types.str;
         description = "The hostname of the system.";
diff --git a/scripts/Common/Software/docker/services/service.fish b/scripts/Common/Software/docker/services/service.fish
index 39200084..f24d9c01 100644
--- a/scripts/Common/Software/docker/services/service.fish
+++ b/scripts/Common/Software/docker/services/service.fish
@@ -12,8 +12,13 @@ begin
         echo "$_flag_name"
     end
 
+    function getMachineFQDN -V dir
+        source "$dir/../../../../lib/settings.fish"
+        getOSConfig fqdn
+    end
+
     function getServiceDomain
-        echo "$(getServiceSubdomain $argv).nuth.ch"
+        echo "$(getServiceSubdomain $argv).$(getMachineFQDN)"
     end
 
     function getServiceSubdomain
diff --git a/scripts/Common/Software/docker/services/vaultwarden/docker-compose.yml b/scripts/Common/Software/docker/services/vaultwarden/docker-compose.yml
index a7b43080..10a3aa05 100644
--- a/scripts/Common/Software/docker/services/vaultwarden/docker-compose.yml
+++ b/scripts/Common/Software/docker/services/vaultwarden/docker-compose.yml
@@ -9,9 +9,9 @@ services:
       - ./data:/data
       - /etc/localtime:/etc/localtime:ro
     environment:
-      DOMAIN: https://passwords.nuth.ch
+      DOMAIN: null
       SMTP_HOST: bridge
-      SMTP_FROM: no-reply@nuth.ch
+      SMTP_FROM: null
       SMTP_FROM_VALUE: vaultwarden
       SMTP_PORT: 25
       SMTP_ACCEPT_INVALID_CERTS: "true"
diff --git a/scripts/Common/Software/docker/services/vaultwarden/main.fish b/scripts/Common/Software/docker/services/vaultwarden/main.fish
index 9e0892f4..58fd2d9a 100644
--- a/scripts/Common/Software/docker/services/vaultwarden/main.fish
+++ b/scripts/Common/Software/docker/services/vaultwarden/main.fish
@@ -9,11 +9,16 @@ begin
     end
 
     function installSW -V dir -V source
+        set -l file "$dir/docker-compose.yml"
         set -l pw (nix-shell -p keepassxc --run "keepassxc-cli generate --length 32")
-        set -l dbKey ".services.vaultwarden.environment.DATABASE_URL"
+        set -l envKey ".services.vaultwarden.environment"
+        set -l dbKey "$envKey.DATABASE_URL"
         set -l dbUrl (yq --raw-output "$dbKey" "$source" | sed "s/^\(.*:\/\/.*:\).*\(@.*\/.*\)\$/\1$pw\2/")
         initializeServiceInstallation $argv
-        sudo cp "$dir/docker-compose.yml" (getServiceRoot $argv)
+
+        URL="https://$(getServiceDomain $argv)" yq "$envKey.DOMAIN = env.URL" "$file" | \
+            ADDRESS="noreply@$(getMachineFQDN)" yq -y "$envKey.SMTP_FROM = env.ADDRESS" | \
+            sudo tee "$(getServiceRoot $argv)/$(basename "$file")" >/dev/null
 
         URL=$dbUrl yq "$dbKey = env.URL" "$source" | \
             PW=$pw yq ".services.db.environment.MARIADB_PASSWORD = env.PW" | \