Function compute_backoff

nodedb/src/event/trigger/retry.rs:145–149

Compute exponential backoff: base * 2^(attempt-1), capped at MAX_BACKOFF.

(attempt: u32)

/// Compute exponential backoff: base * 2^(attempt-1), capped at MAX_BACKOFF.
fn compute_backoff(attempt: u32) -> Duration {
    let multiplier = 1u64 << (attempt.saturating_sub(1).min(20));
    let delay = BASE_BACKOFF.saturating_mul(multiplier as u32);
    delay.min(MAX_BACKOFF)
}

#[cfg(test)]
mod tests {