Migrate discourse proxy to openresty

site-cookbooks/kosmos_discourse/recipes/nginx.rb

@@ -3,4 +3,30 @@
 # Recipe:: nginx
 #
 
-include_recipe "discourse::nginx"
+domain = node['discourse']['domain']
+discourse_role = node['discourse']['role']
+
+upstream_ip_addresses = []
+search(:node, "role:#{discourse_role}").each do |n|
+  upstream_ip_addresses << n["knife_zero"]["host"]
+end
+# No Discourse host, stop here
+if upstream_ip_addresses.empty?
+  Chef::Log.warn("No server with '#{discourse_role}' role. Stopping here.")
+  return
+end
+
+tls_cert_for domain do
+  auth "gandi_dns"
+  action :create
+end
+
+openresty_site domain do
+  template "nginx_conf.erb"
+  variables server_name:           domain,
+            ssl_cert:              "/etc/letsencrypt/live/#{domain}/fullchain.pem",
+            ssl_key:               "/etc/letsencrypt/live/#{domain}/privkey.pem",
+            upstream_port:         node['discourse']['port'],
+            upstream_name:         discourse_role,
+            upstream_ip_addresses: upstream_ip_addresses
+end