Type Alias Config 

pub type Config = ServeConfig;

Legacy Config type alias for backward compatibility. New code should use Cli and ServeConfig instead.

Aliased Type

pub struct Config {

    pub s3_uri: Option<String>,
    pub host: String,
    pub port: u16,
    pub s3_bucket: Option<String>,
    pub s3_endpoint: Option<String>,
    pub s3_region: String,
    pub auth_secret: Option<String>,
    pub auth_enabled: bool,
    pub cache_slides: usize,
    pub cache_blocks: usize,
    pub cache_tiles: usize,
    pub block_size: usize,
    pub jpeg_quality: u8,
    pub cache_max_age: u32,
    pub cors_origins: Option<Vec<String>>,
    pub verbose: bool,
    pub no_tracing: bool,
}

Fields

s3_uri: Option<String>

S3 bucket URI (e.g., s3://my-bucket) or just the bucket name. Alternative to –s3-bucket flag.

host: String

Host address to bind the server to.

port: u16

Port to listen on.

s3_bucket: Option<String>

S3 bucket name containing the slide files. Can also be provided as a positional argument (s3://bucket).

s3_endpoint: Option<String>

Custom S3 endpoint URL for S3-compatible services (MinIO, etc.).

If not specified, uses the default AWS S3 endpoint.

s3_region: String

AWS region for S3.

auth_secret: Option<String>

Secret key for HMAC-SHA256 signed URL authentication.

Required when authentication is enabled.

auth_enabled: bool

Enable signed URL authentication.

When disabled (default), all tile requests are allowed without authentication. Enable for production deployments.

cache_slides: usize

Maximum number of slides to keep in cache.

cache_blocks: usize

Maximum number of blocks to cache per slide (256KB each).

cache_tiles: usize

Maximum tile cache size in bytes (default: 100MB).

block_size: usize

Block size in bytes for the block cache.

jpeg_quality: u8

Default JPEG quality for tile encoding (1-100).

cache_max_age: u32

HTTP Cache-Control max-age in seconds.

cors_origins: Option<Vec<String>>

Allowed CORS origins (comma-separated).

If not specified, allows any origin.

verbose: bool

Enable verbose logging (debug level).

no_tracing: bool

Disable request tracing.