Reseed, DoH: Fixes for IPv6-only

core/java/src/net/i2p/util/DNSOverHTTPS.java

@@ -29,6 +29,7 @@ import org.minidns.record.Record.TYPE;
 import net.i2p.I2PAppContext;
 import net.i2p.data.Base64;
 import net.i2p.data.DataHelper;
+import net.i2p.util.Addresses;
 
 /**
  *  Simple implemetation of DNS over HTTPS.
@@ -157,11 +158,12 @@ public class DNSOverHTTPS implements EepGet.StatusListener {
     }
 
     /**
-     *  V4_ONLY
+     *  V4_ONLY unless we have only IPv6 address, then V6_ONLY
      *  @return null if not found
      */
     public String lookup(String host) {
-        return lookup(host, Type.V4_ONLY);
+        Type type = (Addresses.isConnected() || !Addresses.isConnectedIPv6()) ? Type.V4_ONLY : Type.V6_ONLY;
+        return lookup(host, type);
     }
 
     /**

history.txt

@@ -1,7 +1,14 @@
+2022-01-30 zzz
+ * Reseed, DoH: Fixes for IPv6-only
+
+2022-01-26 zzz
+ * NTCP: Clock skew handling improvements
+
 2022-01-25 zzz
  * Tunnels:
    - Enable tunnel testing by default
    - Use tunnel builds as a tunnel test
+ * NTCP: Ban IP if RI signature fails
  * UDP: Pass priority through the packet builder,
    add priority to UDP-Sender queue
 

router/java/src/net/i2p/router/RouterVersion.java

@@ -18,7 +18,7 @@ public class RouterVersion {
     /** deprecated */
     public final static String ID = "Git";
     public final static String VERSION = CoreVersion.VERSION;
-    public final static long BUILD = 9;
+    public final static long BUILD = 10;
 
     /** for example "-test" */
     public final static String EXTRA = "";

router/java/src/net/i2p/router/networkdb/reseed/ReseedChecker.java

@@ -105,7 +105,7 @@ public class ReseedChecker {
         File noReseedFileAlt2 = new File(_context.getConfigDir(), ".i2pnoreseed");
         File noReseedFileAlt3 = new File(_context.getConfigDir(), "noreseed.i2p");
         if (!noReseedFile.exists() && !noReseedFileAlt1.exists() && !noReseedFileAlt2.exists() && !noReseedFileAlt3.exists()) {
-            if (!Addresses.isConnected()) {
+            if (!Addresses.isConnected() && !Addresses.isConnectedIPv6()) {
                 if (!_networkLogged) {
                     _log.logAlways(Log.WARN, "Cannot reseed, no network connection");
                     _networkLogged = true;