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https://github.com/checkpoint-restore/criu
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5aa72e7237
As discussed on the mailing list, current .py files formatting does not conform to the world standard, so we should better reformat it. For this the yapf tool is used. The command I used was yapf -i $(find -name *.py) Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
46 lines
1.1 KiB
Python
Executable File
46 lines
1.1 KiB
Python
Executable File
#!/usr/bin/env python2
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import subprocess
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import os, sys, time, signal, pty
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master, slave = pty.openpty()
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p = subprocess.Popen(["setsid", "--ctty", "sleep", "10000"],
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stdin=slave,
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stdout=slave,
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stderr=slave,
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close_fds=True)
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st = os.stat("/proc/self/fd/%d" % slave)
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ttyid = "tty[%x:%x]" % (st.st_rdev, st.st_dev)
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os.close(slave)
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time.sleep(1)
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ret = subprocess.Popen([
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"../../../criu/criu", "dump", "-t",
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str(p.pid), "-v4", "--external", ttyid
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]).wait()
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if ret:
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sys.exit(ret)
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p.wait()
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new_master, slave = pty.openpty() # get another pty pair
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os.close(master)
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ttyid = "fd[%d]:tty[%x:%x]" % (slave, st.st_rdev, st.st_dev)
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ret = subprocess.Popen([
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"../../../criu/criu", "restore", "-v4", "--inherit-fd", ttyid,
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"--restore-sibling", "--restore-detach"
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]).wait()
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if ret:
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sys.exit(ret)
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os.close(slave)
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os.waitpid(-1, os.WNOHANG) # is the process alive
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os.close(new_master)
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_, status = os.wait()
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if not os.WIFSIGNALED(status) or os.WTERMSIG(status) != signal.SIGHUP:
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print(status)
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sys.exit(1)
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print("PASS")
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