Function is_known_metadata_hostname

crates/openshell-prover/src/queries.rs:61–64

Return true for static cloud metadata hostnames that should be treated like link-local metadata reach without performing DNS resolution.

(host: &str)

/// Return true for static cloud metadata hostnames that should be treated like
/// link-local metadata reach without performing DNS resolution.
pub(crate) fn is_known_metadata_hostname(host: &str) -> bool {
    let normalized = host.trim().trim_end_matches('.').to_ascii_lowercase();
    matches!(normalized.as_str(), "metadata.google.internal")
}

fn is_link_local_or_metadata_host(host: &str) -> bool {
    is_link_local(host) || is_known_metadata_hostname(host)