#user  nobody;
worker_processes  auto;

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

#pid        logs/nginx.pid;


events {
    worker_connections  2048;
}


http {
    include       mime.types;
    default_type  application/octet-stream;
    server_tokens off;

    #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  logs/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    #keepalive_timeout  0;
    keepalive_timeout  65;

    gzip  on;
    gzip_static on;
    gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
    gzip_proxied any;
    gzip_vary on;
    gzip_comp_level 6;
    gzip_buffers 16 8k;
    gzip_http_version 1.1;    

    server {
        listen       80 default_server;
        listen       [::]:80 default_server;
        server_name  chatbot.ex.co.kr;
        
        return       301 https://$host$request_uri;
    }

    server {
        listen 443 ssl http2;

        server_name chatbot.ex.co.kr;

        ssl_certificate /home/song/exWebChat/chained.ex.co.kr.pem;
        ssl_certificate_key /home/song/exWebChat/prv_ast.ex.co.kr.key;
        ssl_dhparam /home/song/letsencrypt/dhparam.pem;
	ssl_protocols TLSv1.2;

        location / {
            #root html;
            #index index.html;
            add_header 'Access-Control-Allow-Origin' 'https://www.extoll.co.kr';
            proxy_pass http://localhost:8080;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header Host $http_host;
        }

# =========================================================================
# chatbotApp 정적 UI
# URL: https://chatbot.ex.co.kr/chatbot/app/
# 파일 위치: /home/song/chatbotApp/public/
# =========================================================================

location = /chatbot/app {
    return 301 /chatbot/app/;
}

location = /chatbot/app/ {
    alias /home/song/chatbotApp/public/;
    index index.html;
    add_header Cache-Control "no-cache, no-store, must-revalidate";
}

location = /chatbot/app/index.html {
    alias /home/song/chatbotApp/public/index.html;
    add_header Cache-Control "no-cache, no-store, must-revalidate";
}

location ^~ /chatbot/app/_next/ {
    alias /home/song/chatbotApp/public/_next/;
    try_files $uri =404;
    add_header Cache-Control "public, max-age=31536000, immutable";
}

location ^~ /chatbot/app/ {
    alias /home/song/chatbotApp/public/;
    try_files $uri =404;
    add_header Cache-Control "no-cache, no-store, must-revalidate";
}


# =========================================================================
# chatbotApp AI UI
# URL: https://chatbot.ex.co.kr/chatbot/ai/
# 파일 위치: /home/song/chatbotApp/public-ai/
# =========================================================================

location = /chatbot/ai {
    return 301 /chatbot/ai/;
}

location = /chatbot/ai/ {
    alias /home/song/chatbotApp/public-ai/;
    index index.html;
    add_header Cache-Control "no-cache, no-store, must-revalidate";
}

location = /chatbot/ai/index.html {
    alias /home/song/chatbotApp/public-ai/index.html;
    add_header Cache-Control "no-cache, no-store, must-revalidate";
}

location ^~ /chatbot/ai/_next/ {
    alias /home/song/chatbotApp/public-ai/_next/;
    try_files $uri =404;
    add_header Cache-Control "public, max-age=31536000, immutable";
}

location ^~ /chatbot/ai/ {
    alias /home/song/chatbotApp/public-ai/;
    try_files $uri =404;
    add_header Cache-Control "no-cache, no-store, must-revalidate";
}


# =========================================================================
# chatbotApp → Skill 웹 채팅 API
# chatbotApp 기본 API root: /chatbot
# /chatbot/ask        → Skill /web/ask
# /chatbot/ask/stream → Skill /web/ask/stream
# /chatbot/openapi.json → Skill /web/openapi.json
# =========================================================================

location = /chatbot/ask {
    proxy_pass http://localhost:8083/web/ask;
    proxy_http_version 1.1;

    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 Host $http_host;

    proxy_connect_timeout 10s;
    proxy_read_timeout 120s;
    proxy_send_timeout 120s;
    proxy_buffering off;
}

location = /chatbot/ask/stream {
    proxy_pass http://localhost:8083/web/ask/stream;
    proxy_http_version 1.1;

    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 Host $http_host;

    # SSE 설정
    proxy_connect_timeout 10s;
    proxy_read_timeout 120s;
    proxy_send_timeout 120s;
    proxy_buffering off;
    proxy_cache off;
    gzip off;
    add_header X-Accel-Buffering no;
}

location = /chatbot/openapi.json {
    proxy_pass http://localhost:8083/web/openapi.json;
    proxy_http_version 1.1;

    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 Host $http_host;

    proxy_connect_timeout 10s;
    proxy_read_timeout 30s;
    proxy_send_timeout 30s;
}


# =========================================================================
# chatbotApp FAQ / Session / Health → RAG API
# FAQ 버튼, 세션 추적, 헬스체크용
# RAG: 172.16.180.130:28012
# =========================================================================

location ^~ /chatbot/faq/ {
    proxy_pass http://172.16.180.130:28012/chatbot/faq/;
    proxy_http_version 1.1;

    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 Host $http_host;

    proxy_connect_timeout 10s;
    proxy_read_timeout 60s;
    proxy_send_timeout 60s;
    proxy_buffering off;
}

location ^~ /chatbot/session/ {
    proxy_pass http://172.16.180.130:28012/chatbot/session/;
    proxy_http_version 1.1;

    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 Host $http_host;

    proxy_connect_timeout 10s;
    proxy_read_timeout 60s;
    proxy_send_timeout 60s;
    proxy_buffering off;
}

location = /chatbot/health {
    proxy_pass http://172.16.180.130:28012/chatbot/health;
    proxy_http_version 1.1;

    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 Host $http_host;

    proxy_connect_timeout 10s;
    proxy_read_timeout 30s;
    proxy_send_timeout 30s;
}


        location /kakao {
            #root html;
            #index index.html;
            proxy_pass http://localhost:8081;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header Host $http_host;
        }

        location /oakak {
            #root html;
            #index index.html;
            proxy_pass http://localhost:8082;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header Host $http_host;
        }

        location /extoll {
            #root html;
            #index index.html;
            proxy_pass http://localhost:8084;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header Host $http_host;
        }

	location /test/ {
            #root html;
            #index index.html;
            proxy_pass http://localhost:8083/oakak/;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header Host $http_host;
        }


        location /images {
            alias   /usr/local/nginx/data/images;
        }

        location /fonts {
            alias   /usr/local/nginx/data/fonts;
        }

        location /card {
            alias   /usr/local/nginx/data/card;
        }

        #location /.well-known {
        #    root html/well-known;
        #}

        # redirect server error pages to the static page /50x.html
        #
        error_page  404 500 502 503 504 /error.html;
        location /error.html {
            root   /usr/local/nginx/html/errors/;
            internal;
        }

    }
    # another virtual host using mix of IP-, name-, and port-based configuration
    #
    #server {
    #    listen       8000;
    #    listen       somename:8080;
    #    server_name  somename  alias  another.alias;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}


    # HTTPS server
    #
    #server {
    #    listen       443 ssl;
    #    server_name  localhost;

    #    ssl_certificate      cert.pem;
    #    ssl_certificate_key  cert.key;

    #    ssl_session_cache    shared:SSL:1m;
    #    ssl_session_timeout  5m;

    #    ssl_ciphers  HIGH:!aNULL:!MD5;
    #    ssl_prefer_server_ciphers  on;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}

}