imagery: add additional upstream to allow backend retry

[chef.git] / cookbooks / imagery / templates / default / nginx_imagery.conf.erb

diff --git a/cookbooks/imagery/templates/default/nginx_imagery.conf.erb b/cookbooks/imagery/templates/default/nginx_imagery.conf.erb
index c123e5aa18e21946edc50011f7eaea13f902db39..42ae9ac014b3a10b609adec40e0f1504fdb8e0cb 100644 (file)
--- a/cookbooks/imagery/templates/default/nginx_imagery.conf.erb
+++ b/cookbooks/imagery/templates/default/nginx_imagery.conf.erb
@@ -7,18 +7,28 @@ server {
     return 301 https://$host$request_uri;
 }
 
+<% if @uses_tiler -%>
+upstream <%= @name %>_tiler_backend {
+    server unix:/srv/imagery/sockets/titiler.sock max_fails=0;
+    server unix:/srv/./imagery/sockets/titiler.sock max_fails=0;
+}
+<% else -%>
 upstream <%= @name %>_fastcgi {
-    server "unix:/var/run/mapserver-fastcgi/layer-<%= @name %>.socket" max_fails=0 max_conns=4;
+    server "unix:/var/run/mapserver-fastcgi/layer-<%= @name %>.socket" max_fails=0;
 
     # Use default round-robin to distribute requests, rather than pick "fast" but maybe faulty.
     # Do not use keepalive
 }
+<% end -%>
 
 server {
     listen 443 ssl http2;
     listen [::]:443 ssl http2;
     server_name <%= @name %> a.<%= @name %> b.<%= @name %> c.<%= @name %><% @aliases.each do |alias_name| %> <%= alias_name %> a.<%= alias_name %> b.<%= alias_name %> c.<%= alias_name %><%- end -%>;
 
+    http2_max_concurrent_streams 512;
+    keepalive_timeout 30s;
+
     ssl_certificate /etc/ssl/certs/<%= @name %>.pem;
     ssl_certificate_key /etc/ssl/private/<%= @name %>.key;
 <% if node[:ssl][:strict_transport_security] -%>