throw exception when host cache returns 0.0.0.0 for any host (trying to track down a strange problem)

2026-09-23 22:26:01 +00:00 · 2013-11-15 17:20:55 -08:00
parent e2f4b7287f
commit df2a313797
1 changed files with 3 additions and 0 deletions
@@ -107,6 +107,9 @@ public class DefaultServerCache extends ServerCache implements Closeable, Serial
                        String hkey = new String(hostname); // ensure private minimal key
                        return new CrawlHost(hkey);
                    }});
+        if ("0.0.0.0".equals(host.getIP().getHostAddress())) {
+            throw new IllegalStateException("got suspicious value 0.0.0.0 for " + hostname);
+        }
        return host;
    }