rustack-logs-core 0.9.0

CloudWatch Logs business logic for Rustack
Documentation 
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//! CloudWatch Logs service configuration.

use std::env;

/// CloudWatch Logs service configuration.
#[derive(Debug, Clone)]
pub struct LogsConfig {
    /// Skip signature validation (default: true for local dev).
    pub skip_signature_validation: bool,
    /// Default AWS region.
    pub default_region: String,
    /// Default AWS account ID.
    pub account_id: String,
    /// Host to bind to.
    pub host: String,
    /// Port to listen on.
    pub port: u16,
}

impl LogsConfig {
    /// Create configuration from environment variables.
    #[must_use]
    pub fn from_env() -> Self {
        Self {
            skip_signature_validation: env_bool("LOGS_SKIP_SIGNATURE_VALIDATION", true),
            default_region: env::var("DEFAULT_REGION").unwrap_or_else(|_| "us-east-1".to_owned()),
            account_id: env::var("DEFAULT_ACCOUNT_ID")
                .unwrap_or_else(|_| "000000000000".to_owned()),
            host: env::var("LOGS_HOST").unwrap_or_else(|_| "0.0.0.0".to_owned()),
            port: env::var("LOGS_PORT")
                .ok()
                .and_then(|v| v.parse().ok())
                .unwrap_or(4515),
        }
    }
}

impl Default for LogsConfig {
    fn default() -> Self {
        Self {
            skip_signature_validation: true,
            default_region: "us-east-1".to_owned(),
            account_id: "000000000000".to_owned(),
            host: "0.0.0.0".to_owned(),
            port: 4515,
        }
    }
}

fn env_bool(key: &str, default: bool) -> bool {
    env::var(key).map_or(default, |v| {
        matches!(v.to_lowercase().as_str(), "1" | "true" | "yes")
    })
}