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[Grafana] prometheus ์—ฐ๋™์‹œ origin ์—๋Ÿฌ

๋ณธ๋ฌธ

nginx ๋’ค์— prometheus, grafana๋ฅผ ๋‘์—ˆ๋Š”๋ฐ 
์ž๊พธ datasource๋ฅผ ์—ฐ๊ฒฐํ•˜๋Š”๋ฐ origin ์—๋Ÿฌ๊ฐ€ ๋–ด๋‹ค 
 
๊ทธ๋ž˜์„œ nginx์—์„œ ์•„๋ž˜์™€ ๊ฐ™์ด cors ํ—ค๋”๋ฅผ ์ถ”๊ฐ€ํ•ด์ฃผ์—ˆ๋‹ค 

server {
    listen 80;

    server_name example.com;  # ์ž์‹ ์˜ ๋„๋ฉ”์ธ๋ช…์œผ๋กœ ์ˆ˜์ •

    location / {
             proxy_set_header Host $host;
        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;

        # CORS ํ—ค๋” ์ถ”๊ฐ€
        add_header 'Access-Control-Allow-Origin' '*';
        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
        add_header 'Access-Control-Allow-Headers' 'Authorization, Content-Type';
        
        proxy_pass http://localhost:3000; # Docker ์ปจํ…Œ์ด๋„ˆ ๋‚ด๋ถ€์—์„œ ์‹คํ–‰๋˜๋Š” Grafana๋กœ ์š”์ฒญ ์ „๋‹ฌ
   
        # OPTIONS ์š”์ฒญ์— ๋Œ€ํ•ด 204 No Content ๋ฐ˜ํ™˜
        if ($request_method = 'OPTIONS') {
            return 204;
        }
    }
}
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