chore: import verified syly2 maintenance baseline without embedded credentials

2026-10-29 22:22:49 +08:00
commit da8224efd8
5265 changed files with 1199963 additions and 0 deletions
@@ -0,0 +1,16 @@
+import java.net.*;
+public class EgressProbe {
+  public static void main(String[] args) throws Exception {
+    String[] hosts = {"db", "10.5.34.202", "1.1.1.1"};
+    int[] ports = {3306, 3306, 443};
+    for (int i=0;i<hosts.length;i++) {
+      boolean connected=false;
+      try (Socket socket=new Socket()) {
+        socket.connect(new InetSocketAddress(hosts[i],ports[i]),1500);
+        connected=true;
+      } catch(Exception expected) {}
+      System.out.println(hosts[i]+":"+ports[i]+"="+(connected?"connected":"blocked"));
+      if ((i==0)!=connected) throw new IllegalStateException("Unexpected UAT network policy");
+    }
+  }
+}