Merge pull request #16 from bento-platform/perf/tweaks

perf: performance tweaks

conf/nginx.conf.tpl

@@ -1,4 +1,5 @@
-worker_processes 1;
+worker_processes 2;
+pcre_jit on;
 
 # expose env vars to lua code
 env BENTO_DEBUG;
@@ -7,7 +8,8 @@ env BENTO_AUTHZ_SERVICE_URL;
 error_log stderr info;
 
 events {
-    worker_connections 1024;
+    worker_connections 2048;
+    use epoll;  # Should be default on Linux, but explicitly use it
 }
 
 # tpl__tls_yes__start
@@ -49,6 +51,9 @@ http {
     # Allow SNI-based proxying
     proxy_ssl_server_name on;
 
+    # Allow sendfile() for sending small files directly
+    sendfile on;
+
     # Set up log format
     log_format compression '$remote_addr - $remote_user [$time_local] '
                            '"$request" $status $body_bytes_sent '

src/proxy_auth_v2.lua

@@ -58,6 +58,8 @@ local uri = ngx.var.uri  -- post-rewrite URI
 
 if req_method == "GET" and (
   uri == "/service-info" or  -- any service-info endpoint; rewritten from original /api/.../service-info
+  uri == "/workflows" or  -- any workflow-providing endpoint; rewritten from original /api/.../workflows
+  uri:sub(1, 11) == "/workflows/" or  -- "
   req_uri_no_qp == "/api/metadata/api/projects" or
   req_uri_no_qp == "/api/metadata/api/public" or
   req_uri_no_qp == "/api/metadata/api/public_overview" or