worker_processes 1;

events {
    worker_connections 1024;
}

http {
    log_format main '$remote_addr - $remote_user [$time_local] "$request" '
                    '$status $body_bytes_sent "$http_referer" '
                    '"$http_user_agent"';

    access_log /var/log/nginx/access.log main;
    error_log  /var/log/nginx/error.log warn;

    upstream ingester_grpc {
        server diode-ingester:8081;
    }

    upstream reconciler_grpc {
        server diode-reconciler:8081;
    }

    upstream auth_grpc {
        server diode-auth:8081;
    }

    server {
        listen 8080 http2;

        # Diode Ingester gRPC
        location /diode.v1.IngesterService/ {
            grpc_pass grpc://ingester_grpc;
        }

        # Diode Reconciler gRPC
        location /diode.v1.ReconcilerService/ {
            grpc_pass grpc://reconciler_grpc;
        }

        # Diode Auth gRPC
        location /diode.v1.AuthService/ {
            grpc_pass grpc://auth_grpc;
        }

        # Health check
        location /health {
            return 200 'OK';
            add_header Content-Type text/plain;
        }
    }
}