{% set cert_prefix = nginx_proxy_sites[0].server_name %}
{% for item in nginx_proxy_sites %}
server {
    listen {{ nginx_proxy_nginx_port }} ssl;
    http2 on;
    server_name {{ item.server_name }};

    ssl_certificate {{ item.ssl_certificate | default('/etc/letsencrypt/live/' + cert_prefix + '/fullchain.pem') }};
    ssl_certificate_key {{ item.ssl_certificate_key | default('/etc/letsencrypt/live/' + cert_prefix + '/privkey.pem') }};
    ssl_protocols {{ nginx_proxy_nginx_ssl_protocols }};
    ssl_ciphers {{ nginx_proxy_nginx_ssl_ciphers }};
    ssl_prefer_server_ciphers {{ nginx_proxy_nginx_ssl_prefer_server_ciphers }};

    add_header Strict-Transport-Security "max-age={{ nginx_proxy_nginx_hsts_max_age }}; {{ nginx_proxy_nginx_hsts_include_subdomains | ternary('includeSubDomains', '') }}" always;

{% if not (item.no_auth | default(false) | bool) %}
    # Redirect unauthenticated requests to OAuth2 sign-in
    error_page 401 = /oauth2/sign_in;

    # OAuth2 auth_request
    location = /oauth2/auth {
        proxy_pass http://{{ nginx_proxy_oauth2_proxy_bind }}:{{ nginx_proxy_oauth2_proxy_port }}/oauth2/auth;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Scheme $scheme;
        proxy_set_header X-Auth-Request-Redirect $request_uri;
        proxy_set_header Content-Length "";
        proxy_pass_request_body off;
        proxy_method GET;
    }

    location = /oauth2/callback {
        proxy_pass http://{{ nginx_proxy_oauth2_proxy_bind }}:{{ nginx_proxy_oauth2_proxy_port }}/oauth2/callback;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Scheme $scheme;
        proxy_set_header X-Auth-Request-Redirect $request_uri;
        proxy_buffer_size 16k;
        proxy_buffers 4 32k;
        proxy_busy_buffers_size 64k;
    }

    location = /oauth2/sign_in {
        proxy_pass http://{{ nginx_proxy_oauth2_proxy_bind }}:{{ nginx_proxy_oauth2_proxy_port }}/oauth2/sign_in;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Scheme $scheme;
    }

    location /oauth2/ {
        proxy_pass http://{{ nginx_proxy_oauth2_proxy_bind }}:{{ nginx_proxy_oauth2_proxy_port }};
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Scheme $scheme;
    }
{% endif %}

    location / {
{% if not (item.no_auth | default(false) | bool) %}
        auth_request /oauth2/auth;
        auth_request_set $auth_status $upstream_status;
        auth_request_set $auth_cookie $upstream_http_set_cookie;

        add_header Set-Cookie $auth_cookie;
{% endif %}
        add_header Strict-Transport-Security "max-age={{ nginx_proxy_nginx_hsts_max_age }}; {{ nginx_proxy_nginx_hsts_include_subdomains | ternary('includeSubDomains', '') }}" always;

        proxy_pass http://{{ item.upstream.host }}:{{ item.upstream.port }};
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Forwarded-Port $server_port;

        # WebSocket support
        {% if item.websocket | default(true) | bool %}
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
        {% endif %}

        # Timeouts
        proxy_read_timeout {{ item.proxy_read_timeout | default('3600s') }};
        proxy_send_timeout {{ item.proxy_send_timeout | default('3600s') }};
    }

    # Extra location blocks
{% if item.extra_locations | default([]) %}
{% for location in item.extra_locations %}
    location {{ location.path }} {
{% for key, value in location.config.items() %}
        {{ key }} {{ value }};
{% endfor %}
    }
{% endfor %}
{% endif %}
}

{% endfor %}