Function apply_bool_env

nodedb/src/config/server/env.rs:104–132

Parse a boolean env var ("true"/"false") into a bool field.

(var: &str, target: &mut bool)

/// Parse a boolean env var ("true"/"false") into a bool field.
fn apply_bool_env(var: &str, target: &mut bool) {
    if let Ok(val) = std::env::var(var) {
        match val.trim().to_lowercase().as_str() {
            "true" | "1" | "yes" => {
                tracing::info!(
                    env_var = var,
                    value = true,
                    "environment variable override applied"
                );
                *target = true;
            }
            "false" | "0" | "no" => {
                tracing::info!(
                    env_var = var,
                    value = false,
                    "environment variable override applied"
                );
                *target = false;
            }
            _ => {
                tracing::warn!(
                    env_var = var,
                    value = %val,
                    "ignoring malformed environment variable (expected true/false), using config value"
                );
            }
        }
    }
}

/// Apply environment variable overrides to a loaded `ServerConfig`.
///