NGINX conf for lang servers with basic auth

nginx.conf

# This config was generated by Sourcegraph.
# You can adjust the configuration to add additional TLS or HTTP features.
# Read more at https://docs.sourcegraph.com/admin/nginx

error_log stderr;
pid /var/run/nginx.pid;

# Do not remove. The contents of sourcegraph_main.conf can change between
# versions and may include improvements to the configuration.
include nginx/sourcegraph_main.conf;

events {
}

http {
    server_tokens off;

    # Do not remove. The contents of sourcegraph_http.conf can change between
    # versions and may include improvements to the configuration.
    include nginx/sourcegraph_http.conf;

    access_log off;
    upstream backend {
        # Do not remove. The contents of sourcegraph_backend.conf can change
        # between versions and may include improvements to the configuration.
        include nginx/sourcegraph_backend.conf;
    }

    server {
        # Do not remove. The contents of sourcegraph_server.conf can change
        # between versions and may include improvements to the configuration.
        include nginx/sourcegraph_server.conf;

        listen 7080 ssl;
        ssl_certificate         sourcegraph.crt;
        ssl_certificate_key     sourcegraph.key;

        location / {
            proxy_pass http://backend;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-Forwarded-Proto $scheme;
        }

        location /lang-go {
            proxy_pass http://lang-go:4389;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "Upgrade";

            auth_basic "Basic authentication required to access language server";
            auth_basic_user_file /etc/sourcegraph/.lang_sever_htpasswd;
        }

        location /lang-typescript {
            proxy_pass http://lang-typescript:8080;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "Upgrade";
        }

        location /lang-python {
            proxy_pass http://lang-python:4288;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "Upgrade";
        }
    }
}