List ciphers

.builder/actions/tls_server_setup.py

@@ -43,6 +43,19 @@ def run(self, env):
         for c in iter(lambda: p1.stderr.read(1), b""):
             sys.stdout.buffer.write(c)
 
+
+        p1 = subprocess.Popen(["openssl.exe", "ciphers", "-s", "tls1_3",
+                               ], cwd=dir, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        time.sleep(1)
+        p1.poll()
+        print("Return code for p1 is {}".format(p1.returncode))
+        print("=== stdout 1:")
+        for c in iter(lambda: p1.stdout.read(1), b""):
+            sys.stdout.buffer.write(c)
+        print("=== stderr 1:")
+        for c in iter(lambda: p1.stderr.read(1), b""):
+            sys.stdout.buffer.write(c)
+
         p = subprocess.Popen(["openssl.exe", "s_server",
                                "-accept", "127.0.0.1:59443",
                                "-key", "server.key",