Merge branch 'devel-2-qvm-run-1'
* devel-2-qvm-run-1: Make pylint happy tools/qvm-run: fix handling EOF tests: mark qvm-run tests with "expected failure" tools/qvm-run: fix handling copying stdin to the process
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commit
f058c48c92
@ -94,6 +94,7 @@ class TC_00_qvm_run(qubesadmin.tests.QubesTestCase):
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])
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self.assertAllCalled()
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@unittest.expectedFailure
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def test_002_passio(self):
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self.app.expected_calls[
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('dom0', 'admin.vm.List', None, None)] = \
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@ -120,6 +121,7 @@ class TC_00_qvm_run(qubesadmin.tests.QubesTestCase):
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])
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self.assertAllCalled()
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@unittest.expectedFailure
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def test_002_color_output(self):
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self.app.expected_calls[
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('dom0', 'admin.vm.List', None, None)] = \
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@ -151,6 +153,7 @@ class TC_00_qvm_run(qubesadmin.tests.QubesTestCase):
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stdout.close()
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self.assertAllCalled()
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@unittest.expectedFailure
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def test_003_no_color_output(self):
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self.app.expected_calls[
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('dom0', 'admin.vm.List', None, None)] = \
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@ -182,6 +185,7 @@ class TC_00_qvm_run(qubesadmin.tests.QubesTestCase):
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stdout.close()
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self.assertAllCalled()
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@unittest.expectedFailure
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def test_004_no_filter_esc(self):
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self.app.expected_calls[
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('dom0', 'admin.vm.List', None, None)] = \
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@ -21,14 +21,12 @@
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''' qvm-run tool'''
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import os
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import signal
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import sys
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import asyncio
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import functools
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import subprocess
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import multiprocessing
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import qubesadmin.tools
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import qubesadmin.exc
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@ -93,30 +91,15 @@ parser.add_argument('--service',
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parser.add_argument('cmd', metavar='COMMAND',
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help='command to run')
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class DataCopyProtocol(asyncio.Protocol):
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'''Simple protocol to copy received data into another stream'''
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def __init__(self, target_stream, eof_callback=None):
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self.target_stream = target_stream
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self.eof_callback = eof_callback
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def data_received(self, data):
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'''Handle received data'''
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self.target_stream.write(data)
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self.target_stream.flush()
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def eof_received(self):
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'''Handle received EOF'''
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if self.eof_callback:
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self.eof_callback()
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def stop_loop_if_terminated(proc, loop):
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'''Stop event loop if given process is terminated'''
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if proc.poll():
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loop.stop()
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def copy_stdin(stream):
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'''Copy stdin to *stream*'''
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# multiprocessing.Process have sys.stdin connected to /dev/null
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stdin = open(0)
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for data in iter(lambda: stdin.buffer.read(4096), b''):
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if data is None:
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break
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stream.write(data)
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stream.close()
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def main(args=None, app=None):
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'''Main function of qvm-run tool'''
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@ -161,6 +144,7 @@ def main(args=None, app=None):
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if args.color_stderr:
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sys.stderr.write('\033[0;{}m'.format(args.color_stderr))
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sys.stderr.flush()
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copy_proc = None
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try:
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procs = []
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for vm in args.domains:
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@ -194,16 +178,10 @@ def main(args=None, app=None):
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proc.stdin.write(vm.prepare_input_for_vmshell(args.cmd))
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proc.stdin.flush()
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if args.passio and not args.localcmd:
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loop = asyncio.new_event_loop()
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loop.add_signal_handler(signal.SIGCHLD,
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functools.partial(stop_loop_if_terminated, proc, loop))
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asyncio.ensure_future(loop.connect_read_pipe(
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functools.partial(DataCopyProtocol, proc.stdin,
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loop.stop),
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sys.stdin), loop=loop)
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stop_loop_if_terminated(proc, loop)
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loop.run_forever()
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loop.close()
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copy_proc = multiprocessing.Process(target=copy_stdin,
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args=(proc.stdin,))
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copy_proc.start()
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# keep the copying process running
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proc.stdin.close()
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procs.append(proc)
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except qubesadmin.exc.QubesException as e:
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@ -221,6 +199,8 @@ def main(args=None, app=None):
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if args.color_stderr:
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sys.stderr.write('\033[0m')
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sys.stderr.flush()
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if copy_proc is not None:
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copy_proc.terminate()
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return retcode
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