zeph-config 0.19.1

Pure-data configuration types for Zeph
Documentation 
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// SPDX-FileCopyrightText: 2026 Andrei G <bug-ops>
// SPDX-License-Identifier: MIT OR Apache-2.0

use serde::{Deserialize, Serialize};

fn default_shell_limit() -> usize {
    30
}

fn default_web_limit() -> usize {
    20
}

fn default_memory_limit() -> usize {
    60
}

fn default_mcp_limit() -> usize {
    40
}

fn default_other_limit() -> usize {
    60
}

fn default_cooldown_secs() -> u64 {
    30
}

/// Configuration for the tool rate limiter, nested under `[security.rate_limit]`.
///
/// Disabled by default. All limits are calls per 60-second window.
#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
pub struct RateLimitConfig {
    /// Master switch. When `false`, all checks are no-ops.
    #[serde(default)]
    pub enabled: bool,
    /// Maximum shell tool calls per minute.
    #[serde(default = "default_shell_limit")]
    pub shell_calls_per_minute: usize,
    /// Maximum web tool calls per minute.
    #[serde(default = "default_web_limit")]
    pub web_calls_per_minute: usize,
    /// Maximum memory tool calls per minute.
    #[serde(default = "default_memory_limit")]
    pub memory_calls_per_minute: usize,
    /// Maximum MCP tool calls per minute.
    #[serde(default = "default_mcp_limit")]
    pub mcp_calls_per_minute: usize,
    /// Maximum other tool calls per minute.
    #[serde(default = "default_other_limit")]
    pub other_calls_per_minute: usize,
    /// Seconds the circuit breaker stays tripped after a limit is exceeded.
    #[serde(default = "default_cooldown_secs")]
    pub circuit_breaker_cooldown_secs: u64,
}

impl Default for RateLimitConfig {
    fn default() -> Self {
        Self {
            enabled: false,
            shell_calls_per_minute: default_shell_limit(),
            web_calls_per_minute: default_web_limit(),
            memory_calls_per_minute: default_memory_limit(),
            mcp_calls_per_minute: default_mcp_limit(),
            other_calls_per_minute: default_other_limit(),
            circuit_breaker_cooldown_secs: default_cooldown_secs(),
        }
    }
}