libp2p: autoignore unroutable address ranges

1 files changed, 4 insertions, 0 deletions

diff --git a/src/transport/libp2p/config.rs b/src/transport/libp2p/config.rs
index 4db8444..6d26224 100644
--- a/src/transport/libp2p/config.rs
+++ b/src/transport/libp2p/config.rs
@@ -25,6 +25,9 @@ pub(crate) struct Libp2pConfig {
     pub(crate) ignore: Vec<IpRange>,
     /// Address ranges that matter most, best first (`Book::preference`).
     pub(crate) prefer: Vec<IpRange>,
+    /// Hosts on the internet (names or addresses) whose routes tell whether there is
+    /// one to the internet at all (`Routes::internet`).
+    pub(crate) internet_hosts: Vec<String>,
     /// Use public infrastructure: the IPFS DHT, public relays.
     pub(crate) public: bool,
     /// libp2p's in-memory transport instead of TCP and QUIC: for tests.
@@ -126,6 +129,7 @@ impl Libp2pConfig {
             upnp: settings.libp2p_upnp,
             ignore: parse_ranges("libp2p-ignore", &settings.libp2p_ignore)?,
             prefer: parse_ranges("libp2p-prefer", &settings.libp2p_prefer)?,
+            internet_hosts: settings.libp2p_internet_hosts.clone(),
             public: settings.libp2p_public,
             memory: false,
         })