flask_nginx_2

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upstream flask_app {
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    server flask:5000;
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    server flask2:5000;
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    server flask3:5000;
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}
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server {
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    listen 80;
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    server_name flask.com;
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    return 301 https://$host$request_uri;
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}
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server {
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    listen 443 ssl;
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    server_name flask.com;
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    ssl_certificate server.crt;
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    ssl_certificate_key server.key;
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    location / {
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        proxy_pass http://flask_app;
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	proxy_set_header Host $host;
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        proxy_set_header X-Real-IP $remote_addr;
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        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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        proxy_set_header X-Forwarded-Proto $scheme;
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    }
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}
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