Пример #1
0
 def shutdown(self):
     remote.shutdown(self.domain)
Пример #2
0
 def shutdown(self):
     remote.shutdown(self.domain)
Пример #3
0
def main():

    # If SIGUSR1, backtrace all threads; hopefully this is early
    # enough.
    faulthandler.register(signal.SIGUSR1)

    parser = argparse.ArgumentParser(description="Connect to and run a shell command on a virtual machine domain",
                                     epilog="If no command or file is specified an interactive shell is created.  SIGUSR1 will dump all thread stacks")

    parser.add_argument("--timeout", type=argutil.timeout, default=None,
                        help=("maximum runtime for the command"
                              "; -1 for no timeout"
                              " (default: no timeout)"))
    argutil.add_redirect_argument(parser, "re-direct console output from stdout to %(metavar)s",
                                  "--output", "-o",
                                  default=sys.stdout, metavar="FILE")

    parser.add_argument("--chdir", default=None, action="store", metavar="PATH",
                        help=("first change directory to %(metavar)s on the remote"
                              " domain and update prompt-match logic to expect"
                              " that directory"
                              "; an absolute %(metavar)s is used unmodified"
                              "; a relative  %(metavar)s, which is interpreted"
                              " as relative to the current local working directory"
                              ", is converted to an absolute remote path before use"
                              " (default: leave directory unchanged)"))
    parser.add_argument("--boot", default=None, action="store",
                        type=Boot, choices=[e for e in Boot],
                        help=("force the domain to boot"
                              "; 'cold': power-off any existing domain"
                              "; 'warm': reboot any existing domain"
                              " (default: leave existing domain running)"))
    parser.add_argument("--shutdown", default=False, action="store_true",
                        help=("on-completion shut down the domain"
                              " (default: leave the domain running)"))
    parser.add_argument("--mode", default=None,
                        choices=set(["interactive", "batch"]),
                        help=("enter mode"
                              " (default: if there is no command enter interactive mode)"))
    parser.add_argument("--host-name", default=None,
                        help="The virtual machine's host name")

    parser.add_argument("domain", action="store", metavar="DOMAIN",
                        help="virtual machine (domain) to connect to")

    parser.add_argument("command", nargs=argparse.REMAINDER, metavar="COMMAND",
                        help="run shell command non-interactively; WARNING#1: this simply concatenates remaining arguments with spaces; WARNING#2: this does not try to escape arguments before passing them onto the domain's shell")

    logutil.add_arguments(parser)

    # These three calls go together
    args = parser.parse_args()
    logutil.config(args, sys.stderr)
    logger = logutil.getLogger("kvmsh")

    # Get things started
    domain = virsh.Domain(domain_name=args.domain, host_name=args.host_name)

    # Find a reason to log-in and interact with the console.
    batch = args.mode == "batch" or args.command
    interactive = args.mode == "interactive" or (not args.command and args.boot == None and not args.shutdown)

    # Get the current console, this will be None if the machine is
    # shutoff (and forced to none if a cold boot)

    console = domain.console()
    if args.boot is Boot.cold and console:
        remote.shutdown(domain, console)
        console = None

    status = 0
    if args.boot and not (interactive or batch):
        console = remote.boot_to_login_prompt(domain, console)

    elif interactive or batch:
        if console:
            remote.login(domain, console)
        else:
            console = remote.boot_and_login(domain, console)

        if args.chdir and os.path.isabs(args.chdir):
            chdir = args.chdir
        elif args.chdir:
            chdir = domain.guest_path(console, host_path=args.chdir)
        else:
            chdir = None
        if chdir:
            domain.logger.info("'cd' to %s", chdir)
            console.chdir(chdir)

        if args.command:

            if interactive:
                logger.info("info: option --output disabled as it makes pexpect crash when in interactive mode.")
            else:
                console.redirect_output(args.output)
            console.run("")

            status = console.run(' '.join(args.command), timeout=args.timeout)
            print()

        if interactive:

            print()
            if args.debug:
                logger.info("info: pexpect ignores --debug in interactive mode!")
            logger.info("Escape character is ^]")
            # Hack so that the prompt appears
            console.redirect_output(sys.stdout)
            console.run("")
            console.redirect_output(None)
            # Get this terminals properties.
            columns, rows = os.get_terminal_size()
            # Normal mode
            console.stty_sane(term=os.getenv("TERM"), rows=rows, columns=columns)
            console.interact()

    if args.shutdown:
        shutdown_status = remote.shutdown(domain)
        status = status or shutdown_status

    sys.exit(status)
Пример #4
0
def main():

    parser = argparse.ArgumentParser(
        description=
        "Connect to and run a shell command on a virtual machine domain",
        epilog=
        ("If no command or file is specified an interactive shell is created."
         ))

    parser.add_argument("--timeout",
                        type=argutil.timeout,
                        default=None,
                        help=("maximum runtime for the command"
                              "; -1 for no timeout"
                              " (default: no timeout)"))
    argutil.add_redirect_argument(
        parser,
        "re-direct console output from stdout to %(metavar)s",
        "--output",
        "-o",
        default=sys.stdout,
        metavar="FILE")

    parser.add_argument(
        "--chdir",
        default=None,
        action="store",
        metavar="PATH",
        help=("first change directory to %(metavar)s on the remote"
              " domain and update prompt-match logic to expect"
              " that directory"
              "; an absolute %(metavar)s is used unmodified"
              "; a relative  %(metavar)s, which is interpreted"
              " as relative to the current local working directory"
              ", is converted to an absolute remote path before use"
              " (default: leave directory unchanged)"))
    parser.add_argument("--boot",
                        default=None,
                        action="store",
                        choices=set(["cold", "warm"]),
                        help=("force the domain to boot"
                              "; 'cold': power-off any existing domain"
                              "; 'warm': reboot any existing domain"
                              " (default: leave existing domain running)"))
    parser.add_argument("--shutdown",
                        default=False,
                        action="store_true",
                        help=("on-completion shut down the domain"
                              " (default: leave the domain running)"))
    parser.add_argument(
        "--mode",
        default=None,
        choices=set(["interactive", "batch"]),
        help=("enter mode"
              " (default: if there is no command enter interactive mode)"))
    parser.add_argument("--hostname", default=None, help="Domain's host name")

    parser.add_argument("domain",
                        action="store",
                        help="domain (virtual machine) to connect to")
    parser.add_argument("command",
                        nargs="?",
                        help="run shell command non-interactively")

    logutil.add_arguments(parser)
    args = parser.parse_args()
    logutil.config(args)

    # Get things started
    domain = virsh.Domain(args.domain, hostname=args.hostname)

    status = 0
    console = None

    # Get the current console, this will be None if the machine is
    # shutoff.
    console = domain.console()
    if args.boot:
        if args.boot == "warm":
            if console:
                remote.reboot(domain, console)
            else:
                console = remote.start(domain)
        elif args.boot == "cold":
            if console:
                remote.shutdown(domain, console)
            console = remote.start(domain)

    # Find a reason to log-in and interact with the console.
    batch = args.mode == "batch" or args.command != None
    interactive = args.mode == "interactive" or (args.command == None
                                                 and args.boot == None
                                                 and not args.shutdown)

    if interactive or batch:

        # If the machine hasn't been booted, do so now.
        if not console:
            console = remote.start(domain)
        remote.login(domain, console)

        if args.chdir and os.path.isabs(args.chdir):
            chdir = args.chdir
        elif args.chdir:
            chdir = remote.directory(domain,
                                     console,
                                     directory=os.path.abspath(args.chdir))
        else:
            chdir = None
        if chdir:
            domain.logger.info("'cd' to %s", chdir)
            console.chdir(chdir)

        if args.command:

            console.output(args.output)
            console.run("")

            status = console.run(args.command, timeout=args.timeout)
            print()

        if interactive:

            print()
            output = console.output(None)
            if output:
                print(
                    "info: disabled --output as it makes pexpect crash when in interactive mode."
                )
            if args.debug:
                print("info: pexpect ignores --debug in interactive mode!")
            print("Escape character is ^]")
            # Hack so that the prompt appears
            console.output(sys.stdout)
            console.run("")
            console.output()
            # Normal mode
            console.stty_sane()
            console.interact()

    if args.shutdown:
        shutdown_status = remote.shutdown(domain)
        status = status or shutdown_status

    sys.exit(status)
Пример #5
0
def main():

    parser = argparse.ArgumentParser(description="Connect to and run a shell command on a virtual machine domain",
                                     epilog=("If no command or file is specified an interactive shell is created."))

    parser.add_argument("--timeout", type=argutil.timeout, default=None,
                        help=("maximum runtime for the command"
                              "; -1 for no timeout"
                              " (default: no timeout)"))
    argutil.add_redirect_argument(parser, "re-direct console output from stdout to %(metavar)s",
                                  "--output", "-o",
                                  default=sys.stdout, metavar="FILE")

    parser.add_argument("--chdir", default=None, action="store", metavar="PATH",
                        help=("first change directory to %(metavar)s on the remote"
                              " domain and update prompt-match logic to expect"
                              " that directory"
                              "; an absolute %(metavar)s is used unmodified"
                              "; a relative  %(metavar)s, which is interpreted"
                              " as relative to the current local working directory"
                              ", is converted to an absolute remote path before use"
                              " (default: leave directory unchanged)"))
    parser.add_argument("--boot", default=None, action="store",
                        type=Boot, choices=[e for e in Boot],
                        help=("force the domain to boot"
                              "; 'cold': power-off any existing domain"
                              "; 'warm': reboot any existing domain"
                              " (default: leave existing domain running)"))
    parser.add_argument("--shutdown", default=False, action="store_true",
                        help=("on-completion shut down the domain"
                              " (default: leave the domain running)"))
    parser.add_argument("--mode", default=None,
                        choices=set(["interactive", "batch"]),
                        help=("enter mode"
                              " (default: if there is no command enter interactive mode)"))
    parser.add_argument("--host-name", default=None,
                        help="The virtual machine's host name")

    parser.add_argument("domain", action="store", metavar="DOMAIN",
                        help="virtual machine (domain) to connect to")

    parser.add_argument("command", nargs=argparse.REMAINDER, metavar="COMMAND",
                        help="run shell command non-interactively; WARNING#1: this simply concatenates remaining arguments with spaces; WARNING#2: this does not try to escape arguments before passing them onto the domain's shell")

    logutil.add_arguments(parser)

    # These three calls go together
    args = parser.parse_args()
    logutil.config(args, sys.stderr)
    logger = logutil.getLogger("kvmsh")

    # Get things started
    domain = virsh.Domain(domain_name=args.domain, host_name=args.host_name)

    # Find a reason to log-in and interact with the console.
    batch = args.mode == "batch" or args.command
    interactive = args.mode == "interactive" or (not args.command and args.boot == None and not args.shutdown)

    # Get the current console, this will be None if the machine is
    # shutoff.
    console = domain.console()
    if args.boot:
        if args.boot is Boot.cold and console:
            remote.shutdown(domain, console)
            console = None
        console = remote.boot_to_login_prompt(domain, console)
    elif (interactive or batch) and not console:
        console = remote.boot_to_login_prompt(domain, console)

    status = 0
    if interactive or batch:

        remote.login(domain, console)

        if args.chdir and os.path.isabs(args.chdir):
            chdir = args.chdir
        elif args.chdir:
            chdir = remote.directory(domain, console, directory=os.path.realpath(args.chdir))
        else:
            chdir = None
        if chdir:
            domain.logger.info("'cd' to %s", chdir)
            console.chdir(chdir)

        if args.command:

            console.output(args.output)
            console.run("")

            status = console.run(' '.join(args.command), timeout=args.timeout)
            print()

        if interactive:

            print()
            output = console.output(None)
            if output:
                logger.info("info: option --output disabled as it makes pexpect crash when in interactive mode.")
            if args.debug:
                logger.info("info: pexpect ignores --debug in interactive mode!")
            logger.info("Escape character is ^]")
            # Hack so that the prompt appears
            console.output(sys.stdout)
            console.run("")
            console.output()
            # Get this terminals properties.
            columns, rows = os.get_terminal_size()
            # Normal mode
            console.stty_sane(term=os.getenv("TERM"), rows=rows, columns=columns)
            console.interact()

    if args.shutdown:
        shutdown_status = remote.shutdown(domain)
        status = status or shutdown_status

    sys.exit(status)
Пример #6
0
def main():

    parser = argparse.ArgumentParser(description="Connect to and run a shell command on a virtual machine domain",
                                     epilog=("If no command or file is specified an interactive shell is created."))

    parser.add_argument("--timeout", type=argutil.timeout, default=None,
                        help=("maximum runtime for the command"
                              "; -1 for no timeout"
                              " (default: no timeout)"))
    argutil.add_redirect_argument(parser, "re-direct console output from stdout to %(metavar)s",
                                  "--output", "-o",
                                  default=sys.stdout, metavar="FILE")

    parser.add_argument("--chdir", default=None, action="store", metavar="PATH",
                        help=("first change directory to %(metavar)s on the remote"
                              " domain and update prompt-match logic to expect"
                              " that directory"
                              "; an absolute %(metavar)s is used unmodified"
                              "; a relative  %(metavar)s, which is interpreted"
                              " as relative to the current local working directory"
                              ", is converted to an absolute remote path before use"
                              " (default: leave directory unchanged)"))
    parser.add_argument("--boot", default=None, action="store",
                        choices=set(["cold", "warm"]),
                        help=("force the domain to boot"
                              "; 'cold': power-off any existing domain"
                              "; 'warm': reboot any existing domain"
                              " (default: leave existing domain running)"))
    parser.add_argument("--shutdown", default=False, action="store_true",
                        help=("on-completion shut down the domain"
                              " (default: leave the domain running)"))
    parser.add_argument("--mode", default=None,
                        choices=set(["interactive", "batch"]),
                        help=("enter mode"
                              " (default: if there is no command enter interactive mode)"))

    parser.add_argument("domain", action="store",
                        help="domain (virtual machine) to connect to")
    parser.add_argument("command", nargs="?",
                        help="run shell command non-interactively")

    logutil.add_arguments(parser)
    args = parser.parse_args()
    logutil.config(args)

    # Get things started
    domain = virsh.Domain(args.domain)

    status = 0
    console = None

    # Get the current console, this will be None if the machine is
    # shutoff.
    console = domain.console()
    if args.boot:
        if args.boot == "warm":
            if console:
                remote.reboot(domain, console)
            else:
                console = remote.start(domain)
        elif args.boot == "cold":
            if console:
                remote.shutdown(domain, console)
            console = remote.start(domain)

    # Find a reason to log-in and interact with the console.
    batch = args.mode == "batch" or args.command != None
    interactive = args.mode == "interactive" or (args.command == None and args.boot == None and not args.shutdown)

    if interactive or batch:

        # If the machine hasn't been booted, do so now.
        if not console:
            console = remote.start(domain)
        remote.login(domain, console)

        if args.chdir and os.path.isabs(args.chdir):
            chdir = args.chdir
        elif args.chdir:
            chdir = remote.directory(domain, console, directory=os.path.abspath(args.chdir))
        else:
            chdir = None
        if chdir:
            domain.logger.info("'cd' to %s", chdir)
            console.chdir(chdir)

        if args.command:

            console.output(args.output)
            console.run("")

            status = console.run(args.command, timeout=args.timeout)
            print()

        if interactive:

            print()
            output = console.output(None)
            if output:
                print("info: disabled --output as it makes pexpect crash when in interactive mode.")
            if args.debug:
                print("info: pexpect ignores --debug in interactive mode!")
            print("Escape character is ^]")
            # Hack so that the prompt appears
            console.output(sys.stdout)
            console.run("")
            console.output()
            # Normal mode
            console.stty_sane()
            console.interact()

    if args.shutdown:
        shutdown_status = remote.shutdown(domain)
        status = status or shutdown_status

    sys.exit(status)