proxy_http_version 1.1; # http://nginx.org/en/docs/http/websocket.html map $http_upgrade $connection_upgrade { default upgrade; '' close; } upstream lt-server { server 127.0.0.1:8000; } server { listen 80 default_server; listen [::]:80 default_server ipv6only=on; server_name .localtunnel.me; location / { proxy_pass http://lt-server/; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header Host $http_host; proxy_set_header X-Forwarded-Proto http; proxy_set_header X-NginX-Proxy true; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection $connection_upgrade; proxy_redirect off; } } server { listen 443 default_server ssl spdy; listen [::]:443 default_server ipv6only=on; server_name .localtuunel.me; ssl on; ssl_certificate ...; ssl_certificate_key ...; ssl_protocols SSLv3 TLSv1 TLSv1.1 TLSv1.2; ssl_ciphers RC4:HIGH:!aNULL:!MD5; ssl_prefer_server_ciphers on; ssl_session_cache shared:SSL:10m; ssl_session_timeout 10m; location / { proxy_pass http://lt-server/; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header Host $http_host; proxy_set_header X-Forwarded-Proto https; proxy_set_header Upgrade $http_upgrade; proxy_set_header X-NginX-Proxy true; proxy_set_header Connection $connection_upgrade; proxy_redirect off; } }