Deploy fontInAss Subtitle Font Processing Service with Docker Compose

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version: '3.8'
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services:
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  fontinass:
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    image: riderlty/fontinass:noproxy
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    container_name: fontinass
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    restart: unless-stopped
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    ports:
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      - "127.0.0.1:8011:8011"  # Listen locally only, not exposed to external network
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    environment:
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      # Emby server address (container accessing host)
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      EMBY_SERVER_URL: "http://host.docker.internal:8096"
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      # Web font rendering support
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      EMBY_WEB_EMBED_FONT: "True"
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      # Log level
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      LOG_LEVEL: "INFO"
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      # Disable online fonts, use local font library only
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      DISABLE_ONLINE_FONTS: "True"
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      # Font cache configuration
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      FONT_CACHE_SIZE: "50"
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      FONT_CACHE_TTL: "60"
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      # Subtitle cache configuration
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      SUB_CACHE_SIZE: "50"
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      SUB_CACHE_TTL: "60"
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      SRT_2_ASS_FORMAT: "Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding"
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      SRT_2_ASS_STYLE: "Style: Default,楷体,20,&H03FFFFFF,&H00FFFFFF,&H00000000,&H02000000,-1,0,0,0,100,100,0,0,1,2,0,2,10,10,10,1"
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    volumes:
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      - ./fonts:/fonts           # Font directory
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      - ./data:/data             # Database directory
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      - ./logs:/logs             # Log directory
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    extra_hosts:
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      # Allow container to access host's Emby service
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      - "host.docker.internal:host-gateway"

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# Upstream server configuration
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upstream fontinass_backend {
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    server 127.0.0.1:8011;
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    keepalive 32;
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}
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upstream emby_backend {
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    server 127.0.0.1:8096;
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    keepalive 32;
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}
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# HTTP redirect to HTTPS
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server {
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    listen 80;
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    listen [::]:80;
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    server_name your-domain.com;
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    # Redirect all HTTP requests to HTTPS
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    return 301 https://$host$request_uri;
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}
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# HTTPS main configuration
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server {
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    listen 443 ssl;
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    listen [::]:443 ssl;
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    http2 on;
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    server_name your-domain.com;
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    # SSL certificate configuration
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    ssl_certificate /path/to/cert.pem;
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    ssl_certificate_key /path/to/key.pem;
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    # SSL optimization configuration
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    ssl_protocols TLSv1.2 TLSv1.3;
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    ssl_ciphers 'ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384';
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    ssl_prefer_server_ciphers on;
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    ssl_session_cache shared:SSL:10m;
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    ssl_session_timeout 10m;
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    # Security headers
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    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
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    add_header X-Content-Type-Options "nosniff" always;
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    add_header X-Frame-Options "SAMEORIGIN" always;
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    # Logging
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    access_log /var/log/nginx/fontinass.access.log;
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    error_log /var/log/nginx/fontinass.error.log;
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    # Client upload size limit
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    client_max_body_size 100M;
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    # WebSocket support (forward directly to Emby)
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    location ~ /(socket|embywebsocket) {
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        proxy_pass http://emby_backend;
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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 "upgrade";
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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 $scheme;
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        proxy_read_timeout 86400;
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    }
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    # Subtitle file interception (forward to fontInAss for processing)
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    location ~* /videos/(.*)/Subtitles/(.*)/(Stream\.ass|Stream\.ssa|Stream\.srt|Stream\.)$ {
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        proxy_pass http://fontinass_backend;
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        proxy_http_version 1.1;
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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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        proxy_read_timeout 300;
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        proxy_connect_timeout 75;
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        # Gzip compression (for subtitle files)
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        gzip on;
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        gzip_comp_level 6;
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        gzip_types text/x-ssa text/plain application/x-subrip;
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    }
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    # FeiNiu/Jellyfin subtitle API (forward to fontInAss)
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    location ~ /v/api/v1/subtitle/dl/(.*) {
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        proxy_pass http://fontinass_backend;
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        proxy_http_version 1.1;
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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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    # JS file modification (Web font rendering support)
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    location ~ /web/modules/htmlvideoplayer/plugin\.js {
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        proxy_pass http://fontinass_backend;
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        proxy_http_version 1.1;
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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_cache_bypass 1;
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        add_header Content-Type "application/javascript" always;
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    }
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    location ~ /web/bower_components/(.*)/subtitles-octopus\.js {
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        proxy_pass http://fontinass_backend;
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        proxy_http_version 1.1;
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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_cache_bypass 1;
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        add_header Content-Type "application/javascript" always;
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    }
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    # fontInAss Web UI and API
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    location ~ ^/(subset|api|color|fontinass)/ {
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        proxy_pass http://fontinass_backend;
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        proxy_http_version 1.1;
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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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    # Default forward to Emby server
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    location / {
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        proxy_pass http://emby_backend;
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        proxy_http_version 1.1;
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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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        proxy_set_header X-Forwarded-Host $host;
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        # Buffer configuration
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        proxy_buffering off;
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        proxy_redirect off;
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    }
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}

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environment:
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  DISABLE_ONLINE_FONTS: "True"  # Disable online fonts
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  DISABLE_ONLINE_FONTS: "False" # Enable online fonts

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environment:
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  FONT_CACHE_SIZE: "50"   # Font cache count (adjust based on memory)
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  FONT_CACHE_TTL: "60"    # Font cache expiration time (minutes)
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  SUB_CACHE_SIZE: "50"    # Subtitle cache count
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  SUB_CACHE_TTL: "60"     # Subtitle cache expiration time (minutes)