46 lines
1.3 KiB
Plaintext
46 lines
1.3 KiB
Plaintext
events {
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worker_connections 1024;
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}
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http {
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upstream node_app {
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ip_hash; # Enables session persistence based on client IP
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server node-app-1:4000;
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server node-app-2:4000;
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server node-app-3:4000;
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}
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# WebSocket upgrade configuration
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map $http_upgrade $connection_upgrade {
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default upgrade;
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'' close;
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}
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server {
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listen 80;
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location / {
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proxy_pass http://node_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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# WebSocket headers
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proxy_http_version 1.1;
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proxy_set_header Upgrade $http_upgrade;
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proxy_set_header Connection $connection_upgrade;
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proxy_read_timeout 86400; # Keep WebSocket connections alive (24 hours)
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}
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# Health check endpoint
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location /health {
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proxy_pass http://node_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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}
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