litellm-rs 0.4.16

A high-performance AI Gateway written in Rust, providing OpenAI-compatible APIs with intelligent routing, load balancing, and enterprise features
Documentation 
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//! File storage implementation
//!
//! This module provides file storage functionality with support for local and cloud storage.

mod local;
mod s3;
mod storage;
#[cfg(test)]
mod tests;
mod types;

// Re-export public types
pub use local::LocalStorage;
pub use s3::S3Storage;
pub use types::{FileMetadata, FileStorage};

/// Returns the default absolute path for local file storage.
///
/// Resolution order:
/// 1. `LITELLM_DATA_DIR` environment variable (if set and non-empty)
/// 2. `<data_local_dir>/litellm-rs/data` (platform-specific)
/// 3. `/tmp/litellm-rs/data` (ultimate fallback)
pub fn default_data_path() -> std::path::PathBuf {
    if let Ok(p) = std::env::var("LITELLM_DATA_DIR")
        && !p.is_empty()
    {
        return std::path::PathBuf::from(p);
    }
    dirs::data_local_dir()
        .unwrap_or_else(|| std::path::PathBuf::from("/tmp"))
        .join("litellm-rs")
        .join("data")
}