migrate trust_dns to hickory

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "realm"
-version = "2.4.6"
+version = "2.5.0"
 authors = ["zhboner <[email protected]>"]
 edition = "2021"
 
@@ -42,7 +42,7 @@ chrono = "0.4"
 
 # command
 clap = "3.1"
-toml = "0.7"
+toml = "0.8"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 

realm_core/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "realm_core"
-version = "0.3.7"
+version = "0.3.8"
 authors = ["Realm Contributors"]
 description = "Realm's core facilities."
 repository = "https://github.com/zhboner/realm/realm_core"
@@ -24,8 +24,8 @@ log = "0.4"
 bytes = { version = "1", optional = true }
 once_cell = "1"
 pin-project = "1"
-trust-dns-resolver = "0.22"
-tokio = { version = "1.18", features = ["rt", "net", "time"] }
+hickory-resolver = "0.24"
+tokio = { version = "1.9", features = ["rt", "net", "time"] }
 proxy-protocol = { version = "0.5", optional = true }
 
 [features]

realm_core/src/dns/mod.rs

@@ -3,7 +3,7 @@
 use std::io::{Result, Error, ErrorKind};
 use std::net::SocketAddr;
 
-use trust_dns_resolver as resolver;
+use hickory_resolver as resolver;
 use resolver::TokioAsyncResolver;
 use resolver::system_conf::read_system_conf;
 use resolver::lookup_ip::{LookupIp, LookupIpIter};
@@ -39,7 +39,7 @@ static mut DNS_CONF: OnceCell<DnsConf> = OnceCell::new();
 
 static mut DNS: Lazy<TokioAsyncResolver> = Lazy::new(|| {
     let DnsConf { conf, opts } = unsafe { DNS_CONF.take().unwrap() };
-    TokioAsyncResolver::tokio(conf, opts).unwrap()
+    TokioAsyncResolver::tokio(conf, opts)
 });
 
 /// Setup global dns resolver. This is not thread-safe!

src/conf/dns.rs

@@ -264,7 +264,7 @@ impl Config for DnsConf {
                     socket_addr,
                     protocol,
                     tls_dns_name: None,
-                    trust_nx_responses: true,
+                    trust_negative_responses: true,
                     bind_addr: None,
                 });
             }