[blogs-web/fpm] Add map for $http_host

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 33ca07bffe30a44fc5a0cece60c558c949a794af
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Tue Oct 13 12:20:32 2020 +0200

    Add map for $http_host

 nginx.conf | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
---
diff --git a/nginx.conf b/nginx.conf
index d61afef..889644e 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -38,11 +38,16 @@ http {
          ~^(?P<blogpath>/[^/]+/)files/(.*) $blogpath;
     }
      
-    map $blogname $blogid {
+    map $blogname $tmp_blogid {
         default -999;
         include /var/www/html/wp-content/uploads/nginx-helper/map.conf;
     }
 
+    map $http_host $blogid {
+        default $tmp_blogid;
+        include /var/www/html/wp-content/uploads/nginx-helper/map.conf;
+    }
+
     server {
         listen 8080 default_server;
         listen [::]:8080 default_server;