muthr 0.1.23

A zero-trust orchestrator that automates secure inference and isolated execution of local AI agents.
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use std::time::Duration;

pub async fn verify_health(host: &str, port: u16) -> bool {
    let client = match reqwest::Client::builder()
        .timeout(Duration::from_secs(2))
        .build()
    {
        Ok(c) => c,
        Err(_) => return false,
    };

    let url = format!("http://{}:{}/health", host, port);
    client.get(&url).send().await.is_ok()
}

pub async fn get_ctx_window(host: &str, port: u16) -> Result<u32, color_eyre::Report> {
    let client = reqwest::Client::builder()
        .timeout(Duration::from_secs(3))
        .build()?;

    let url = format!("http://{}:{}/v1/models", host, port);
    let response = client.get(&url).send().await?;
    let json: serde_json::Value = response.json().await?;

    if let Some(data) = json.get("data").and_then(|d| d.as_array()) {
        for item in data {
            if let Some(n_ctx) = item
                .get("meta")
                .and_then(|m| m.get("n_ctx"))
                .and_then(|v| v.as_u64())
            {
                return Ok(n_ctx as u32);
            }
        }
    }

    Ok(16000)
}

pub async fn poll_loaded_model(
    host: &str,
    port: u16,
    max_retries: u32,
    interval_secs: f32,
) -> Result<String, color_eyre::Report> {
    let client = reqwest::Client::builder()
        .timeout(Duration::from_secs(3))
        .build()?;

    let url = format!("http://{}:{}/v1/models", host, port);

    for i in 1..=max_retries {
        if let Ok(response) = client.get(&url).send().await {
            if let Ok(json) = response.json::<serde_json::Value>().await {
                if let Some(data) = json.get("data").and_then(|d| d.as_array()) {
                    for item in data {
                        if let Some(id) = item.get("id") {
                            return Ok(id.as_str().unwrap_or("").to_string());
                        }
                    }
                }
            }
        }

        if i % 5 == 0 {
            eprintln!(
                "[WARN] Still waiting for loaded model... ({}/{})",
                i, max_retries
            );
        }

        tokio::time::sleep(Duration::from_secs_f32(interval_secs)).await;
    }

    Err(color_eyre::eyre::eyre!(
        "Timeout: Could not get loaded model from llama-server"
    ))
}