use content_by_lua for production meta

Author: yvess

etc/nginx/localhost.conf

@@ -54,13 +54,23 @@ server {
     }
 
     location ~ "^/(de|fr)/(?<hash>[0-9A-Z]{6})/?$" {
+        # dev proxy vue
         include "/etc/nginx/conf.d/proxy_conf.inc";
         include "/etc/nginx/conf.d/proxy_meta.inc";
+
+        # prod
+        #default_type "text/html; charset=utf-8";
+        #content_by_lua_file "/etc/nginx/conf.d/meta_dist.lua";
     }
 
     location ~ "^/(de|fr)/([0-9A-Z]{5})/(?<hash>[0-9A-Z]{6})/?$" {
+        # dev proxy vue
         include "/etc/nginx/conf.d/proxy_conf.inc";
         include "/etc/nginx/conf.d/proxy_meta.inc";
+
+        # prod
+        #default_type "text/html; charset=utf-8";
+        #content_by_lua_file "/etc/nginx/conf.d/meta_dist.lua";
     }
 
     location / {

etc/nginx/meta_dist.lua

@@ -0,0 +1,11 @@
+local file_meta, err = io.open("/var/services/django/media/snapshot-meta/" .. ngx.var.hash ..".html", "r")
+local file_app, err = io.open("/var/services/django/static/dist/app.html", "r")
+
+local body = file_app:read("*all")
+
+if file_meta then
+    local meta_replace = file_meta:read("*all")
+    body = body:gsub('<meta replace>', meta_replace)
+end
+
+ngx.say(body)

etc/nginx/meta.lua renamed to etc/nginx/meta_proxy.lua

@@ -1,4 +1,3 @@
-
 local file_meta, err = io.open("/var/services/django/media/snapshot-meta/" .. ngx.var.hash ..".html", "r")
 if file_meta then
     local content = file_meta:read("*all")

etc/nginx/proxy_meta.inc

@@ -2,7 +2,7 @@
             header_filter_by_lua_block {
                 ngx.header.content_length = nil
             }
-            set_by_lua_file $meta "/etc/nginx/conf.d/meta.lua";
+            set_by_lua_file $meta "/etc/nginx/conf.d/meta_proxy.lua";
             body_filter_by_lua_block {
                 ngx.arg[1] = ngx.arg[1]:gsub('<meta replace>', ngx.var.meta)
             }