From: Matt Corallo Date: Mon, 20 May 2019 21:57:20 +0000 (-0400) Subject: Require port 8333, use IPs not socketaddrs for DNS X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=commitdiff_plain;h=391cb16f82381d7f9402d06a1952c28451cf63f9;p=dnsseed-rust Require port 8333, use IPs not socketaddrs for DNS --- diff --git a/src/datastore.rs b/src/datastore.rs index c863818..6527942 100644 --- a/src/datastore.rs +++ b/src/datastore.rs @@ -370,8 +370,10 @@ impl Store { for j in 0..64 { if i & (1 << j) != 0 { let set_ref = nodes.good_node_services.get(&j).unwrap(); - v4_set = set_ref.iter().filter(|e| e.is_ipv4()).choose_multiple(&mut rng, 21).iter().map(|e| (*e).clone()).collect(); - v6_set = set_ref.iter().filter(|e| e.is_ipv6()).choose_multiple(&mut rng, 12).iter().map(|e| (*e).clone()).collect(); + v4_set = set_ref.iter().filter(|e| e.is_ipv4() && e.port() == 8333) + .choose_multiple(&mut rng, 21).iter().map(|e| e.ip()).collect(); + v6_set = set_ref.iter().filter(|e| e.is_ipv6() && e.port() == 8333) + .choose_multiple(&mut rng, 12).iter().map(|e| e.ip()).collect(); break; } } @@ -388,8 +390,12 @@ impl Store { } } } - v4_set = first_set.unwrap().intersection(second_set.unwrap()).filter(|e| e.is_ipv4()).choose_multiple(&mut rng, 21).iter().map(|e| (*e).clone()).collect(); - v6_set = first_set.unwrap().intersection(second_set.unwrap()).filter(|e| e.is_ipv6()).choose_multiple(&mut rng, 12).iter().map(|e| (*e).clone()).collect(); + v4_set = first_set.unwrap().intersection(second_set.unwrap()) + .filter(|e| e.is_ipv4() && e.port() == 8333) + .choose_multiple(&mut rng, 21).iter().map(|e| e.ip()).collect(); + v6_set = first_set.unwrap().intersection(second_set.unwrap()) + .filter(|e| e.is_ipv6() && e.port() == 8333) + .choose_multiple(&mut rng, 12).iter().map(|e| e.ip()).collect(); } else { //TODO: Could optimize this one a bit let mut intersection; @@ -399,14 +405,19 @@ impl Store { if intersection_set_ref == None { intersection_set_ref = Some(nodes.good_node_services.get(&j).unwrap()); } else { - let new_intersection = intersection_set_ref.unwrap().intersection(nodes.good_node_services.get(&j).unwrap()).map(|e| (*e).clone()).collect(); + let new_intersection = intersection_set_ref.unwrap() + .intersection(nodes.good_node_services.get(&j).unwrap()).map(|e| (*e).clone()).collect(); intersection = Some(new_intersection); intersection_set_ref = Some(intersection.as_ref().unwrap()); } } } - v4_set = intersection_set_ref.unwrap().iter().filter(|e| e.is_ipv4()).choose_multiple(&mut rng, 21).iter().map(|e| (*e).clone()).collect(); - v6_set = intersection_set_ref.unwrap().iter().filter(|e| e.is_ipv6()).choose_multiple(&mut rng, 12).iter().map(|e| (*e).clone()).collect(); + v4_set = intersection_set_ref.unwrap().iter() + .filter(|e| e.is_ipv4() && e.port() == 8333) + .choose_multiple(&mut rng, 21).iter().map(|e| e.ip()).collect(); + v6_set = intersection_set_ref.unwrap().iter() + .filter(|e| e.is_ipv6() && e.port() == 8333) + .choose_multiple(&mut rng, 12).iter().map(|e| e.ip()).collect(); } for a in v4_set { dns_buff += &format!("x{:x}.dnsseed.bluematt.me\tIN\tA\t{}\n", i, a);