fskhttp/nginx.conf at main · absginc/fskhttp · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
events {
    worker_connections 1024;
}

http {
    upstream fskhttp_backend {
        least_conn;
        server fskhttp-1:8080 max_fails=3 fail_timeout=30s;
        server fskhttp-2:8080 max_fails=3 fail_timeout=30s;

        # Health check
        keepalive 32;
    }

    # Rate limiting
    limit_req_zone $binary_remote_addr zone=api:10m rate=10r/s;
    limit_req_zone $binary_remote_addr zone=upload:10m rate=5r/s;

    # Connection limiting
    limit_conn_zone $binary_remote_addr zone=conn_limit_per_ip:10m;

    # Log format
    log_format main '$remote_addr - $remote_user [$time_local] "$request" '
                    '$status $body_bytes_sent "$http_referer" '
                    '"$http_user_agent" "$http_x_forwarded_for" '
                    'rt=$request_time uct="$upstream_connect_time" '
                    'uht="$upstream_header_time" urt="$upstream_response_time"';

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

    # Basic settings
    sendfile on;
    tcp_nopush on;
    tcp_nodelay on;
    keepalive_timeout 65;
    types_hash_max_size 2048;
    client_max_body_size 50M;  # Allow large WAV file uploads

    # Gzip compression
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types
        text/plain
        text/css
        text/xml
        text/javascript
        application/json
        application/javascript
        application/xml+rss
        application/atom+xml
        image/svg+xml;

    server {
        listen 80;
        server_name _;

        # Rate limiting
        limit_req zone=api burst=20 nodelay;
        limit_conn conn_limit_per_ip 10;

        # Health check endpoint (bypass rate limiting)
        location /health {
            access_log off;
            proxy_pass http://fskhttp_backend;
            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;
            proxy_connect_timeout 5s;
            proxy_send_timeout 10s;
            proxy_read_timeout 10s;
        }

        # Metrics endpoint (restrict access)
        location /metrics {
            allow 127.0.0.1;
            allow 10.0.0.0/8;
            allow 172.16.0.0/12;
            allow 192.168.0.0/16;
            deny all;

            proxy_pass http://fskhttp_backend;
            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;
        }

        # Encode endpoint (lighter rate limiting)
        location /encode {
            limit_req zone=api burst=10 nodelay;

            proxy_pass http://fskhttp_backend;
            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;
            proxy_connect_timeout 10s;
            proxy_send_timeout 60s;
            proxy_read_timeout 60s;
            proxy_buffering off;
        }

        # Decode endpoint (stricter rate limiting for file uploads)
        location /decode {
            limit_req zone=upload burst=5 nodelay;

            proxy_pass http://fskhttp_backend;
            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;
            proxy_connect_timeout 10s;
            proxy_send_timeout 60s;
            proxy_read_timeout 60s;

            # Handle large file uploads
            client_body_buffer_size 1M;
            client_body_temp_path /tmp/nginx_upload;
        }

        # Default location
        location / {
            return 404 '{"error": "FKSHTTP endpoints /encode, /decode, /health, /metrics"}';
            add_header Content-Type application/json;
        }
    }

    # HTTPS server (optional - requires SSL certificates)
    # server {
    #     listen 443 ssl http2;
    #     server_name your-domain.com;
    #
    #     ssl_certificate /etc/nginx/ssl/cert.pem;
    #     ssl_certificate_key /etc/nginx/ssl/key.pem;
    #     ssl_protocols TLSv1.2 TLSv1.3;
    #     ssl_ciphers ECDHE-RSA-AES256-GCM-SHA512:DHE-RSA-AES256-GCM-SHA512:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES256-GCM-SHA384;
    #     ssl_prefer_server_ciphers off;
    #
    #     # Same location blocks as HTTP server
    # }
}