nginx for elasticsearch with username password

nginx-for-elasticsearch-with-username-password.conf

### http://shairosenfeld.blogspot.com/2011/03/authorization-header-in-nginx-for.html
### https://www.opinionatedgeek.com/codecs/base64encoder
### (Pilih URL safe)
### Example user ujian and password ujian 1234

# ujian:ujian1234
# Base64 for nginx
# dWppYW46dWppYW4xMjM0

### ================

  server {

    listen 8081;

###    access_log /var/log/nginx/elasticsearch_access.log;
###    error_log /var/log/nginx/elasticsearch_error.log error;
     access_log off;
     error_log /dev/null;

    location / {
      proxy_pass https://elasticnode1:9200;
      proxy_http_version 1.1;
      proxy_set_header Connection "Keep-Alive";
      proxy_set_header Proxy-Connection "Keep-Alive";
      proxy_set_header X-Real-IP $remote_addr;
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header Host $host;
      proxy_set_header Authorization "Basic dWppYW46dWppYW4xMjM0";
	
### https://discuss.elastic.co/t/courier-fetch-bad-gateway-6-4-0/146068/6
### https://www.digitalocean.com/community/tutorials/understanding-nginx-http-proxying-load-balancing-buffering-and-caching

      proxy_buffering off;
      proxy_buffer_size          128k;
      proxy_buffers              4 256k;
      proxy_busy_buffers_size    256k;

    }

  }

#### Test it

# curl -X GET "localhost:8081/_cat/indices/*?v&s=index&pretty"

### ---- setting for nginx.conf for inject big data increase timeout
### https://www.digitalocean.com/community/tools/nginx

user  nginx;
worker_processes  auto;
worker_rlimit_nofile 65535;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;


events {
        multi_accept on;
        worker_connections 65535;
}


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

    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;
        server_tokens off;
        log_not_found off;
        types_hash_max_size 2048;
        client_max_body_size 16M;


        keepalive_timeout  3000;
        fastcgi_read_timeout 3000;
        proxy_read_timeout 3000;

    gzip  on;

    include /etc/nginx/conf.d/*.conf;
}