@directus/api/dist/permissions/utils/filter-policies-by-ip.js

Directus is a real-time API and App dashboard for managing SQL database content

import { ipInNetworks } from '@directus/utils/node';
export function filterPoliciesByIp(policies, ip) {
    return policies.filter(({ policy }) => {
        // Keep policies that don't have an ip address allow list configured
        if (!policy.ip_access || policy.ip_access.length === 0) {
            return true;
        }
        // If the client's IP address is unknown, we can't validate it against the allow list and will
        // have to default to the more secure option of preventing access
        if (!ip) {
            return false;
        }
        return ipInNetworks(ip, policy.ip_access);
    });
}