@@ -8,9 +8,48 @@
# This work is licensed under the terms of the GNU GPL, version 2 or
# later. See the COPYING file in the top-level directory.
+import socket
+from typing import List
+
from avocado_qemu import QemuSystemTest
+VNC_ADDR = '127.0.0.1'
+VNC_PORT_START = 32768
+VNC_PORT_END = VNC_PORT_START + 1024
+
+
+def check_bind(port: int) -> bool:
+ with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sock:
+ try:
+ sock.bind((VNC_ADDR, port))
+ except OSError:
+ return False
+
+ return True
+
+
+def check_connect(port: int) -> bool:
+ with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sock:
+ try:
+ sock.connect((VNC_ADDR, port))
+ except ConnectionRefusedError:
+ return False
+
+ return True
+
+
+def find_free_ports(count: int) -> List[int]:
+ result = []
+ for port in range(VNC_PORT_START, VNC_PORT_END):
+ if check_bind(port):
+ result.append(port)
+ if len(result) >= count:
+ break
+ assert len(result) == count
+ return result
+
+
class Vnc(QemuSystemTest):
"""
:avocado: tags=vnc,quick
@@ -51,3 +90,27 @@ def test_change_password(self):
set_password_response = self.vm.qmp('change-vnc-password',
password='new_password')
self.assertEqual(set_password_response['return'], {})
+
+ def test_change_listen(self):
+ a, b, c = find_free_ports(3)
+ self.assertFalse(check_connect(a))
+ self.assertFalse(check_connect(b))
+ self.assertFalse(check_connect(c))
+
+ self.vm.add_args('-nodefaults', '-S', '-vnc', f'{VNC_ADDR}:{a - 5900}')
+ self.vm.launch()
+ self.assertEqual(self.vm.qmp('query-vnc')['return']['service'], str(a))
+ self.assertTrue(check_connect(a))
+ self.assertFalse(check_connect(b))
+ self.assertFalse(check_connect(c))
+
+ res = self.vm.qmp('display-update', type='vnc',
+ addresses=[{'type': 'inet', 'host': VNC_ADDR,
+ 'port': str(b)},
+ {'type': 'inet', 'host': VNC_ADDR,
+ 'port': str(c)}])
+ self.assertEqual(res['return'], {})
+ self.assertEqual(self.vm.qmp('query-vnc')['return']['service'], str(b))
+ self.assertFalse(check_connect(a))
+ self.assertTrue(check_connect(b))
+ self.assertTrue(check_connect(c))
Add simple test-case for new display-update qmp command. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> --- tests/avocado/vnc.py | 63 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+)