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https://github.com/GNS3/gns3-server
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Merge pull request #2223 from GNS3/fix/2214
Use proc.communicate() when checking for subprocess output
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commit
088ae699de
@ -71,10 +71,10 @@ async def subprocess_check_output(*args, cwd=None, env=None, stderr=False):
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if stderr:
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proc = await asyncio.create_subprocess_exec(*args, stderr=asyncio.subprocess.PIPE, cwd=cwd, env=env)
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output = await proc.stderr.read()
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_, output = await proc.communicate()
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else:
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proc = await asyncio.create_subprocess_exec(*args, stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.DEVNULL, cwd=cwd, env=env)
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output = await proc.stdout.read()
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output, _ = await proc.communicate()
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if output is None:
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return ""
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# If we received garbage we ignore invalid characters
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@ -102,6 +102,7 @@ async def test_start(vm):
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=mock_process) as mock_exec:
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mock_process.returncode = None
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mock_process.communicate = AsyncioMagicMock(return_value=(None, None))
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await vm.start()
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assert vm.is_running()
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assert vm.command_line == ' '.join(mock_exec.call_args[0])
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@ -130,6 +131,7 @@ async def test_start_with_iourc(vm, tmpdir):
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with patch("gns3server.config.Config.get_section_config", return_value={"iourc_path": fake_file}):
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=mock_process) as exec_mock:
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mock_process.returncode = None
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mock_process.communicate = AsyncioMagicMock(return_value=(None, None))
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await vm.start()
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assert vm.is_running()
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arsgs, kwargs = exec_mock.call_args
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@ -165,11 +167,12 @@ async def test_stop(vm):
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future = asyncio.Future()
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future.set_result(True)
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process.wait.return_value = future
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process.returncode = None
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process.communicate = AsyncioMagicMock(return_value=(None, None))
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=process):
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with asyncio_patch("gns3server.utils.asyncio.wait_for_process_termination"):
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await vm.start()
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process.returncode = None
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assert vm.is_running()
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await vm.stop()
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assert vm.is_running() is False
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@ -190,6 +193,7 @@ async def test_reload(vm, fake_iou_bin):
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future.set_result(True)
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process.wait.return_value = future
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process.returncode = None
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process.communicate = AsyncioMagicMock(return_value=(None, None))
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=process):
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with asyncio_patch("gns3server.utils.asyncio.wait_for_process_termination"):
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@ -202,10 +206,13 @@ async def test_reload(vm, fake_iou_bin):
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async def test_close(vm, port_manager):
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process = MagicMock()
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process.returncode = None
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process.communicate = AsyncioMagicMock(return_value=(None, None))
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vm._start_ubridge = AsyncioMagicMock(return_value=True)
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vm._ubridge_send = AsyncioMagicMock()
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with asyncio_patch("gns3server.compute.iou.iou_vm.IOUVM._check_requirements", return_value=True):
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=MagicMock()):
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with asyncio_patch("asyncio.create_subprocess_exec", return_value=process):
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await vm.start()
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port = vm.console
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await vm.close()
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