Nginx ProxyPass examples

server {
  listen 80;
  server_name localhost;

  location / {
    proxy_pass http://frontend:3000/;
    proxy_set_header Host $http_host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
  }

  location /api/ {
    proxy_pass http://backend:3001/api/;
    proxy_set_header Host $http_host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
  }

  location /public {
    root /data/;
    index index.html index.htm index.php;
  }

  error_page 500 502 503 504 /50x.html;
  location = /50x.html {
    root /usr/share/nginx/html;
  }
}

listen 80;
server_name prom.company.nl;

# this is required to proxy Grafana Live WebSocket connections.
map $http_upgrade $connection_upgrade {
  default upgrade;
  '' close;
}

upstream grafana {
  server localhost:3000;
}

upstream prom {
  server localhost:9090;
}

server {
  server_name prom.company.nl;
  root /usr/share/nginx/www;
  index index.html index.htm;

  location / {
    proxy_set_header Host $http_host;
    auth_basic "Login with Company passwd";
    auth_basic_user_file /etc/nginx/.htpasswd;
    proxy_pass http://prom;
  }

  location /grafana/ {
    rewrite  ^/grafana/(.*)  /$1 break;
    auth_basic "Login with Company passwd";
    auth_basic_user_file /etc/nginx/.htpasswd;
    proxy_set_header Host $http_host;
    proxy_pass http://grafana;
  }

  # Proxy Grafana Live WebSocket connections.
  location /grafana/api/live/ {
    rewrite  ^/grafana/(.*)  /$1 break;
    # turn basic auth off if you have problems
    auth_basic "Login with Company passwd";
    auth_basic_user_file /etc/nginx/.htpasswd;
    # turn basic auth off if you have problems
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection $connection_upgrade;
    proxy_set_header Host $http_host;
    proxy_pass http://grafana;
  }

}