nginx.conf

user root;
worker_processes auto;
pid /var/run/nginx.pid;
error_log /var/log/nginx/error.log warn;
events {
        worker_connections 2048;
        # multi_accept on;
}

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

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

    ##
    # Logging Settings
    ##
    log_format custom escape=json
    '{'
    '"time_local":"$time_local",'
    '"remote_addr":"$remote_addr",'
    '"remote_user":"$remote_user",'
    '"request":"$request",'
    '"request_length":"$request_length",'
    '"upstream_response_time":"$upstream_response_time",'
    '"upstream_connect_time":"$upstream_connect_time",'
    '"upstream_header_time":"$upstream_header_time",'
    '"status": "$status",'
    '"body_bytes_sent":"$body_bytes_sent",'
    '"request_time":"$request_time",'
    '"http_referrer":"$http_referer",'
    '"http_user_agent":"$http_user_agent"'
    '}';
    access_log /var/log/nginx/access.log custom;
    error_log /var/log/nginx/error.log;


    gzip on;
    gzip_disable "msie6";

    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;

    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;

    server {
            proxy_connect_timeout       600;
            proxy_send_timeout          600;
            proxy_read_timeout          3600;
            send_timeout                600;
            client_max_body_size 25M;
            listen 80;

            location / {
                    http2_push_preload on;
                    proxy_http_version 1.1;
                    proxy_pass  http://empms-frontend:5000/;
                    proxy_set_header Upgrade $http_upgrade;
                    proxy_set_header Connection "upgrade";
                    proxy_read_timeout 86400;
            }

            location /attendance/ {
                    http2_push_preload on;
                    proxy_http_version 1.1;
                    proxy_pass  http://empms-gateway:8080/attendance/;
                    proxy_set_header Upgrade $http_upgrade;
                    proxy_set_header Connection "upgrade";
                    proxy_read_timeout 86400;
            }

            location /employee/ {
                    http2_push_preload on;
                    proxy_http_version 1.1;
                    proxy_pass  http://empms-gateway:8080/employee/;
                    proxy_set_header Upgrade $http_upgrade;
                    proxy_set_header Connection "upgrade";
                    proxy_read_timeout 86400;  
            }

            location /salary/ {
                    http2_push_preload on;
                    proxy_http_version 1.1;
                    proxy_pass  http://empms-gateway:8080/salary/;
                    proxy_set_header Upgrade $http_upgrade;
                    proxy_set_header Connection "upgrade";
                    proxy_read_timeout 86400;  
            }

            location /healthz {
                access_log off;
                return 200;
            }
        }
    }