This component provides a fake dns_resolver
implementation for security package delivery tests. The implementation hosts the fuchsia.net.name.Lookup
protocol. It uses a shared library for selecting a hostname from the set of all hostnames specified in pkg-resolver
repository configurations to designate as the local package update server, returning the IP address associated with localhost
on lookups for said hostname. The same library is used by the components/tools that:
packages.json
;