site-cookbooks/kosmos-mastodon/recipes/nginx.rb

@@ -24,6 +24,8 @@ template "#{node['nginx']['dir']}/snippets/mastodon.conf" do
   notifies :reload, 'service[nginx]', :delayed
 end
 
+onion_address = File.read("/var/lib/tor/mastodon/hostname").strip rescue nil
+
 template "#{node['nginx']['dir']}/sites-available/#{server_name}" do
   source 'nginx_conf_mastodon.erb'
   owner 'www-data'
@@ -32,7 +34,7 @@ template "#{node['nginx']['dir']}/sites-available/#{server_name}" do
             ssl_cert:            "/etc/letsencrypt/live/#{server_name}/fullchain.pem",
             ssl_key:             "/etc/letsencrypt/live/#{server_name}/privkey.pem",
             shared_config_path:  "#{node['nginx']['dir']}/snippets/mastodon.conf",
-            onion_address:       File.read("/var/lib/tor/mastodon/hostname").strip
+            onion_address:       onion_address
   notifies :reload, 'service[nginx]', :delayed
 end
 

site-cookbooks/kosmos-mastodon/templates/default/nginx_conf_mastodon.erb

@@ -1,8 +1,10 @@
+<% if @onion_address %>
 server {
   listen 80;
   server_name mastodon.<%= @onion_address %>;
   include <%= @shared_config_path %>;
 }
+<% end %>
 
 map $http_upgrade $connection_upgrade {
   default upgrade;