nginx.conf

user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;

# Load dynamic modules. See /usr/share/nginx/README.dynamic.
include /usr/share/nginx/modules/*.conf;

events {
    worker_connections 1024;
}

http {
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    sendfile            on;
    tcp_nopush          on;
    tcp_nodelay         on;
    keepalive_timeout   65;
    types_hash_max_size 2048;

    gzip on;
    gzip_comp_level 6;
    gzip_vary on;
    gzip_proxied any;
    gzip_min_length 1000;
    gzip_types application/json text/plain text/css application/javascript
               text/javascript image/svg+xml application/x-javascript
               font/woff font/woff2;

    include             /etc/nginx/mime.types;
    default_type        application/octet-stream;

    # Load modular configuration files from the /etc/nginx/conf.d directory.
    # See http://nginx.org/en/docs/ngx_core_module.html#include
    # for more information.
    include /etc/nginx/conf.d/*.conf;

    server {
        listen       80 default_server;
        listen       [::]:80 default_server;
        server_name  _;
        root         /usr/share/nginx/html;

        # Load configuration files for the default server block.
        include /etc/nginx/default.d/*.conf;

        location /404.html {
             # No 'internal;' directive here
        }
        error_page 404 /404.html;
    }

# Settings for a TLS enabled server.
#
    server {
        listen       443 ssl http2 ;
        listen       [::]:443 ssl http2 ;
        server_name hazmapper.tacc.utexas.edu; # managed by Certbot
        root         /usr/share/nginx/html;

        ssl_certificate /etc/letsencrypt/live/hazmapper.tacc.utexas.edu/fullchain.pem; # managed by Certbot
        ssl_certificate_key /etc/letsencrypt/live/hazmapper.tacc.utexas.edu/privkey.pem; # managed by Certbot
        ssl_session_cache shared:SSL:1m;
        ssl_session_timeout  10m;
        ssl_protocols TLSv1.2;
        ssl_ciphers HIGH:!aNULL:!MD5;
        ssl_prefer_server_ciphers on;

        # Load configuration files for the default server block.
        include /etc/nginx/default.d/*.conf;

        # Maintenance page for complete site (Uncomment when in maitenance mode)
        #location / {
        #  root /etc/nginx;
        #  index maintenance.html;
        #}

        location /maintenance {
          root /etc/nginx;
          index maintenance.html;
        }

	# images used by maitenance/404 page
        location /images {
          alias /etc/nginx/images;
        }

        location = / {
          # redirect to prod
          rewrite ^ /hazmapper permanent;
        }

        location /hazmapper/ {
          proxy_pass http://prod.geoapi-services.tacc.utexas.edu:83;
          rewrite    /hazmapper/(.*) /$1 break;
        }

        location /hazmapper-react/ {
          proxy_pass http://prod.geoapi-services.tacc.utexas.edu:82;
          rewrite    /hazmapper-react/(.*) /$1 break;
        }

        location /staging {
          rewrite   /staging/(.*) /$1 break;
          proxy_pass http://staging.geoapi-services.tacc.utexas.edu:83;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /staging-react {
          rewrite   /staging-react/(.*) /$1 break;
          proxy_pass http://staging.geoapi-services.tacc.utexas.edu:82;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /dev {
          rewrite   /dev/(.*) /$1 break;
          proxy_pass http://dev.geoapi-services.tacc.utexas.edu:83;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /dev-react {
          rewrite   /dev-react/(.*) /$1 break;
          proxy_pass http://dev.geoapi-services.tacc.utexas.edu:82;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /exp {
          rewrite   /exp/(.*) /$1 break;
          proxy_pass http://experimental.geoapi-services.tacc.utexas.edu:83;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /exp-react {
          rewrite   /exp-react/(.*) /$1 break;
          proxy_pass http://experimental.geoapi-services.tacc.utexas.edu:82;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /taggit/ {
          rewrite    /taggit/(.*) /$1 break;
          # was: proxy_pass http://c006.rodeo.tacc.utexas.edu:32391;
          proxy_pass http://prod.geoapi-services.tacc.utexas.edu:81;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /taggit-staging {
          rewrite   /taggit-staging/(.*) /$1 break;
          # was proxy_pass http://c006.rodeo.tacc.utexas.edu:30072;
          proxy_pass http://staging.geoapi-services.tacc.utexas.edu:81;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

	location /taggit-dev {
          rewrite   /taggit-dev/(.*) /$1 break;
          proxy_pass http://dev.geoapi-services.tacc.utexas.edu:81;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /taggit-exp {
          rewrite   /taggit-exp/(.*) /$1 break;
          proxy_pass http://experimental.geoapi-services.tacc.utexas.edu:81;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /geoapi {
          rewrite   /geoapi/(.*) /$1 break;
          proxy_pass https://prod.geoapi-services.tacc.utexas.edu;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /geoapi-staging {
          rewrite   /geoapi-staging/(.*) /$1 break;
          proxy_pass https://staging.geoapi-services.tacc.utexas.edu;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /geoapi-dev {
          rewrite   /geoapi-dev/(.*) /$1 break;
          proxy_pass https://dev.geoapi-services.tacc.utexas.edu;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /geoapi-experimental {
          rewrite   /geoapi-experimental/(.*) /$1 break;
          proxy_pass https://experimental.geoapi-services.tacc.utexas.edu;
          proxy_redirect     off;
          proxy_set_header   Host $host;
        }

        location /404.html {
             # No 'internal;' directive here
        }

        error_page 404 /404.html;
    }
}