actually works right now

docker-compose.yml

@@ -4,6 +4,7 @@ services:
     mirror:
         hostname: mirror
         image: sneak/ubuntumirror
+        build: .
         network_mode: bridge
         volumes:
             - "/mnt/scratch/mirror:/var/mirror"

nginx.conf

@@ -1,4 +1,4 @@
-user  daemon;
+user  www-data;
 worker_processes auto;
 
 pid         /var/run/nginx.pid;
@@ -12,6 +12,9 @@ http {
     default_type  application/octet-stream;
 
     sendfile on;
+    tcp_nopush on;
+    tcp_nodelay on;
+
     keepalive_timeout 10;
     gzip on;
 
@@ -27,16 +30,16 @@ http {
 
         index index.html index.htm;
 
-        location / {
-            deny all;
-        }
-
         location /ubuntu/ {
-            gzip_static on;
-            root /var/mirror/ubuntu/;
+            # alias, not root!
+            # trailing slash important!
+            alias /var/mirror/ubuntu/;
             autoindex on;
         }
 
+        location / {
+            deny all;
+        }
     }
 }
 

sources.list

@@ -1,4 +1,4 @@
-deb http://archive.ubuntu.com/ubuntu trusty main universe
-deb http://archive.ubuntu.com/ubuntu trusty-updates main universe
-deb http://archive.ubuntu.com/ubuntu trusty-backports main universe
-deb http://archive.ubuntu.com/ubuntu trusty-security main universe
+deb mirror://mirrors.ubuntu.com/mirrors.txt trusty main universe
+deb mirror://mirrors.ubuntu.com/mirrors.txt trusty-updates main universe
+deb mirror://mirrors.ubuntu.com/mirrors.txt trusty-backports main universe
+deb mirror://mirrors.ubuntu.com/mirrors.txt trusty-security main universe