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# -*- mode: python; coding: utf-8 -*-
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# -*- mode: python; coding: utf-8; after-save-hook: (lambda () (let ((command (if (and (boundp 'tramp-file-name-structure) (string-match (car tramp-file-name-structure) (buffer-file-name))) (tramp-file-name-localname (tramp-dissect-file-name (buffer-file-name))) (buffer-file-name)))) (if (= (shell-command (format "%s --check" (shell-quote-argument command)) "*Test*") 0) (let ((w (get-buffer-window "*Test*"))) (if w (delete-window w)) (kill-buffer "*Test*")) (display-buffer "*Test*")))); -*-
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# Mandos Monitor - Control and monitor the Mandos server
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# Copyright © 2008-2019 Teddy Hogeborn
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# Copyright © 2008-2019 Björn Påhlsson
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# This file is part of Mandos.
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# Mandos is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# Mandos is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with Mandos. If not, see <http://www.gnu.org/licenses/>.
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# Contact the authors at <mandos@recompile.se>.
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from __future__ import (division, absolute_import, print_function,
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from future_builtins import *
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from optparse import OptionParser
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locale.setlocale(locale.LC_ALL, u'')
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# Show warnings by default
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if not sys.warnoptions:
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warnings.simplefilter("default")
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log = logging.getLogger(sys.argv[0])
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logging.basicConfig(level="INFO", # Show info level messages
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format="%(message)s") # Show basic log messages
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logging.captureWarnings(True) # Show warnings via the logging system
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if sys.version_info.major == 2:
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locale.setlocale(locale.LC_ALL, "")
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'enabled': u'Enabled',
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'timeout': u'Timeout',
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'last_checked_ok': u'Last Successful Check',
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'created': u'Created',
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'interval': u'Interval',
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'fingerprint': u'Fingerprint',
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'checker_running': u'Check Is Running',
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'last_enabled': u'Last Enabled',
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'checker': u'Checker',
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defaultkeywords = ('name', 'enabled', 'timeout', 'last_checked_ok',
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busname = 'org.mandos-system.Mandos'
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server_path = '/Mandos'
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server_interface = 'org.mandos_system.Mandos'
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client_interface = 'org.mandos_system.Mandos.Client'
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bus = dbus.SystemBus()
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mandos_dbus_objc = bus.get_object(busname, server_path)
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mandos_serv = dbus.Interface(mandos_dbus_objc,
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dbus_interface = server_interface)
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mandos_clients = mandos_serv.GetAllClientsWithProperties()
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if type(x) is dbus.Boolean:
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return u"Yes" if x else u"No"
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format_string = u' '.join(u'%%-%ds' %
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max(len(tablewords[key]),
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max(len(valuetostring(client[key]))
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mandos_clients.itervalues()))
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print format_string % tuple(tablewords[key] for key in keywords)
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for client in mandos_clients.itervalues():
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print format_string % tuple(valuetostring(client[key])
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parser = OptionParser(version = "%%prog %s" % version)
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parser.add_option("-a", "--all", action="store_true",
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help="Print all fields")
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parser.add_option("-e", "--enable", action="store_true",
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help="Enable specified client")
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parser.add_option("-d", "--disable", action="store_true",
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help="disable specified client")
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parser.add_option("-b", "--bumptimeout", action="store_true",
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help="Bump timeout of specified client")
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parser.add_option("-s", "--startchecker", action="store_true",
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help="Start checker for specified client")
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parser.add_option("-S", "--stopchecker", action="store_true",
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help="Stop checker for specified client")
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options, client_names = parser.parse_args()
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for name in client_names:
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for path, client in mandos_clients.iteritems():
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if client['name'] == name:
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client_objc = bus.get_object(busname, path)
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clients.append(dbus.Interface(client_objc,
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print >> sys.stderr, "Client not found on server: %r" % name
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keywords = defaultkeywords
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keywords = ('name', 'enabled', 'timeout', 'last_checked_ok',
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'created', 'interval', 'host', 'fingerprint',
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'checker_running', 'last_enabled', 'checker')
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for client in clients:
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if options.bumptimeout:
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if options.startchecker:
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if options.stopchecker:
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"LastCheckedOK": "Last Successful Check",
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"LastApprovalRequest": "Last Approval Request",
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"Interval": "Interval",
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"Fingerprint": "Fingerprint",
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"CheckerRunning": "Check Is Running",
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"LastEnabled": "Last Enabled",
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"ApprovalPending": "Approval Is Pending",
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"ApprovedByDefault": "Approved By Default",
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"ApprovalDelay": "Approval Delay",
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"ApprovalDuration": "Approval Duration",
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"ExtendedTimeout": "Extended Timeout",
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"LastCheckerStatus": "Last Checker Status",
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defaultkeywords = ("Name", "Enabled", "Timeout", "LastCheckedOK")
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domain = "se.recompile"
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busname = domain + ".Mandos"
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server_interface = domain + ".Mandos"
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client_interface = domain + ".Mandos.Client"
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dbus.OBJECT_MANAGER_IFACE
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except AttributeError:
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dbus.OBJECT_MANAGER_IFACE = "org.freedesktop.DBus.ObjectManager"
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def milliseconds_to_string(ms):
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td = datetime.timedelta(0, 0, 0, ms)
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return ("{days}{hours:02}:{minutes:02}:{seconds:02}"
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.format(days="{}T".format(td.days) if td.days else "",
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hours=td.seconds // 3600,
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minutes=(td.seconds % 3600) // 60,
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seconds=td.seconds % 60))
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def rfc3339_duration_to_delta(duration):
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"""Parse an RFC 3339 "duration" and return a datetime.timedelta
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>>> rfc3339_duration_to_delta("P7D")
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datetime.timedelta(7)
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>>> rfc3339_duration_to_delta("PT60S")
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datetime.timedelta(0, 60)
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>>> rfc3339_duration_to_delta("PT60M")
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datetime.timedelta(0, 3600)
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>>> rfc3339_duration_to_delta("P60M")
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datetime.timedelta(1680)
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>>> rfc3339_duration_to_delta("PT24H")
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datetime.timedelta(1)
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>>> rfc3339_duration_to_delta("P1W")
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datetime.timedelta(7)
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>>> rfc3339_duration_to_delta("PT5M30S")
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datetime.timedelta(0, 330)
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>>> rfc3339_duration_to_delta("P1DT3M20S")
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datetime.timedelta(1, 200)
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>>> # Can not be empty:
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>>> rfc3339_duration_to_delta("")
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Traceback (most recent call last):
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ValueError: Invalid RFC 3339 duration: u''
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>>> # Must start with "P":
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>>> rfc3339_duration_to_delta("1D")
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Traceback (most recent call last):
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ValueError: Invalid RFC 3339 duration: u'1D'
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>>> # Must use correct order
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>>> rfc3339_duration_to_delta("PT1S2M")
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Traceback (most recent call last):
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ValueError: Invalid RFC 3339 duration: u'PT1S2M'
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>>> # Time needs time marker
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>>> rfc3339_duration_to_delta("P1H2S")
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Traceback (most recent call last):
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ValueError: Invalid RFC 3339 duration: u'P1H2S'
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>>> # Weeks can not be combined with anything else
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>>> rfc3339_duration_to_delta("P1D2W")
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Traceback (most recent call last):
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ValueError: Invalid RFC 3339 duration: u'P1D2W'
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>>> rfc3339_duration_to_delta("P2W2H")
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Traceback (most recent call last):
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ValueError: Invalid RFC 3339 duration: u'P2W2H'
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# Parsing an RFC 3339 duration with regular expressions is not
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# possible - there would have to be multiple places for the same
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# values, like seconds. The current code, while more esoteric, is
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# cleaner without depending on a parsing library. If Python had a
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# built-in library for parsing we would use it, but we'd like to
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# avoid excessive use of external libraries.
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# New type for defining tokens, syntax, and semantics all-in-one
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Token = collections.namedtuple("Token", (
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"regexp", # To match token; if "value" is not None, must have
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# a "group" containing digits
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"value", # datetime.timedelta or None
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"followers")) # Tokens valid after this token
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# RFC 3339 "duration" tokens, syntax, and semantics; taken from
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# the "duration" ABNF definition in RFC 3339, Appendix A.
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token_end = Token(re.compile(r"$"), None, frozenset())
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token_second = Token(re.compile(r"(\d+)S"),
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datetime.timedelta(seconds=1),
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frozenset((token_end, )))
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token_minute = Token(re.compile(r"(\d+)M"),
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datetime.timedelta(minutes=1),
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frozenset((token_second, token_end)))
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token_hour = Token(re.compile(r"(\d+)H"),
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datetime.timedelta(hours=1),
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frozenset((token_minute, token_end)))
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token_time = Token(re.compile(r"T"),
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frozenset((token_hour, token_minute,
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token_day = Token(re.compile(r"(\d+)D"),
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datetime.timedelta(days=1),
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frozenset((token_time, token_end)))
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token_month = Token(re.compile(r"(\d+)M"),
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datetime.timedelta(weeks=4),
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frozenset((token_day, token_end)))
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token_year = Token(re.compile(r"(\d+)Y"),
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datetime.timedelta(weeks=52),
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frozenset((token_month, token_end)))
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token_week = Token(re.compile(r"(\d+)W"),
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datetime.timedelta(weeks=1),
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frozenset((token_end, )))
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token_duration = Token(re.compile(r"P"), None,
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frozenset((token_year, token_month,
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token_day, token_time,
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# Define starting values:
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value = datetime.timedelta()
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# Following valid tokens
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followers = frozenset((token_duration, ))
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# String left to parse
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# Loop until end token is found
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while found_token is not token_end:
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# Search for any currently valid tokens
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for token in followers:
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match = token.regexp.match(s)
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if match is not None:
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if token.value is not None:
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# Value found, parse digits
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factor = int(match.group(1), 10)
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# Add to value so far
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value += factor * token.value
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# Strip token from string
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s = token.regexp.sub("", s, 1)
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# Set valid next tokens
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followers = found_token.followers
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# No currently valid tokens were found
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raise ValueError("Invalid RFC 3339 duration: {!r}"
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def string_to_delta(interval):
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"""Parse a string and return a datetime.timedelta
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return rfc3339_duration_to_delta(interval)
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except ValueError as e:
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log.warning("%s - Parsing as pre-1.6.1 interval instead",
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return parse_pre_1_6_1_interval(interval)
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def parse_pre_1_6_1_interval(interval):
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"""Parse an interval string as documented by Mandos before 1.6.1, and
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return a datetime.timedelta
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>>> parse_pre_1_6_1_interval('7d')
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datetime.timedelta(7)
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>>> parse_pre_1_6_1_interval('60s')
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datetime.timedelta(0, 60)
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>>> parse_pre_1_6_1_interval('60m')
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datetime.timedelta(0, 3600)
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>>> parse_pre_1_6_1_interval('24h')
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datetime.timedelta(1)
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>>> parse_pre_1_6_1_interval('1w')
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datetime.timedelta(7)
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>>> parse_pre_1_6_1_interval('5m 30s')
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datetime.timedelta(0, 330)
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>>> parse_pre_1_6_1_interval('')
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datetime.timedelta(0)
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>>> # Ignore unknown characters, allow any order and repetitions
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>>> parse_pre_1_6_1_interval('2dxy7zz11y3m5m')
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datetime.timedelta(2, 480, 18000)
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value = datetime.timedelta(0)
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regexp = re.compile(r"(\d+)([dsmhw]?)")
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for num, suffix in regexp.findall(interval):
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value += datetime.timedelta(int(num))
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value += datetime.timedelta(0, int(num))
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value += datetime.timedelta(0, 0, 0, 0, int(num))
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value += datetime.timedelta(0, 0, 0, 0, 0, int(num))
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value += datetime.timedelta(0, 0, 0, 0, 0, 0, int(num))
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value += datetime.timedelta(0, 0, 0, int(num))
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def print_clients(clients, keywords):
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print('\n'.join(table_rows_of_clients(clients, keywords)))
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def table_rows_of_clients(clients, keywords):
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def valuetostring(value, keyword):
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if isinstance(value, dbus.Boolean):
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return "Yes" if value else "No"
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if keyword in ("Timeout", "Interval", "ApprovalDelay",
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"ApprovalDuration", "ExtendedTimeout"):
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return milliseconds_to_string(value)
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# Create format string to print table rows
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format_string = " ".join("{{{key}:{width}}}".format(
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width=max(len(tablewords[key]),
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max(len(valuetostring(client[key], key))
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for client in clients)),
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# Start with header line
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rows = [format_string.format(**tablewords)]
315
for client in clients:
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rows.append(format_string
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.format(**{key: valuetostring(client[key], key)
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for key in keywords}))
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def has_actions(options):
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return any((options.enable,
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options.bump_timeout,
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options.start_checker,
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options.stop_checker,
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options.checker is not None,
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options.timeout is not None,
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options.extended_timeout is not None,
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options.interval is not None,
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options.approved_by_default is not None,
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options.approval_delay is not None,
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options.approval_duration is not None,
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options.host is not None,
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options.secret is not None,
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parser = argparse.ArgumentParser()
345
parser.add_argument("--version", action="version",
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version="%(prog)s {}".format(version),
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help="show version number and exit")
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parser.add_argument("-a", "--all", action="store_true",
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help="Select all clients")
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parser.add_argument("-v", "--verbose", action="store_true",
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help="Print all fields")
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parser.add_argument("-j", "--dump-json", action="store_true",
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help="Dump client data in JSON format")
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parser.add_argument("-e", "--enable", action="store_true",
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help="Enable client")
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parser.add_argument("-d", "--disable", action="store_true",
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help="disable client")
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parser.add_argument("-b", "--bump-timeout", action="store_true",
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help="Bump timeout for client")
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parser.add_argument("--start-checker", action="store_true",
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help="Start checker for client")
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parser.add_argument("--stop-checker", action="store_true",
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help="Stop checker for client")
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parser.add_argument("-V", "--is-enabled", action="store_true",
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help="Check if client is enabled")
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parser.add_argument("-r", "--remove", action="store_true",
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help="Remove client")
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parser.add_argument("-c", "--checker",
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help="Set checker command for client")
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parser.add_argument("-t", "--timeout",
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help="Set timeout for client")
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parser.add_argument("--extended-timeout",
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help="Set extended timeout for client")
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parser.add_argument("-i", "--interval",
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help="Set checker interval for client")
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parser.add_argument("--approve-by-default", action="store_true",
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default=None, dest="approved_by_default",
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help="Set client to be approved by default")
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parser.add_argument("--deny-by-default", action="store_false",
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dest="approved_by_default",
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help="Set client to be denied by default")
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parser.add_argument("--approval-delay",
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help="Set delay before client approve/deny")
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parser.add_argument("--approval-duration",
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help="Set duration of one client approval")
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parser.add_argument("-H", "--host", help="Set host for client")
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parser.add_argument("-s", "--secret",
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type=argparse.FileType(mode="rb"),
389
help="Set password blob (file) for client")
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parser.add_argument("-A", "--approve", action="store_true",
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help="Approve any current client request")
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parser.add_argument("-D", "--deny", action="store_true",
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help="Deny any current client request")
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parser.add_argument("--check", action="store_true",
395
help="Run self-test")
396
parser.add_argument("client", nargs="*", help="Client name")
397
options = parser.parse_args()
399
if has_actions(options) and not (options.client or options.all):
400
parser.error("Options require clients names or --all.")
401
if options.verbose and has_actions(options):
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parser.error("--verbose can only be used alone.")
403
if options.dump_json and (options.verbose
404
or has_actions(options)):
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parser.error("--dump-json can only be used alone.")
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if options.all and not has_actions(options):
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parser.error("--all requires an action.")
410
bus = dbus.SystemBus()
411
mandos_dbus_objc = bus.get_object(busname, server_path)
412
except dbus.exceptions.DBusException:
413
log.critical("Could not connect to Mandos server")
416
mandos_serv = dbus.Interface(mandos_dbus_objc,
417
dbus_interface=server_interface)
418
mandos_serv_object_manager = dbus.Interface(
419
mandos_dbus_objc, dbus_interface=dbus.OBJECT_MANAGER_IFACE)
421
# block stderr since dbus library prints to stderr
422
null = os.open(os.path.devnull, os.O_RDWR)
423
stderrcopy = os.dup(sys.stderr.fileno())
424
os.dup2(null, sys.stderr.fileno())
428
mandos_clients = {path: ifs_and_props[client_interface]
429
for path, ifs_and_props in
430
mandos_serv_object_manager
431
.GetManagedObjects().items()
432
if client_interface in ifs_and_props}
435
os.dup2(stderrcopy, sys.stderr.fileno())
437
except dbus.exceptions.DBusException as e:
438
log.critical("Failed to access Mandos server through D-Bus:"
442
# Compile dict of (clients: properties) to process
445
if options.all or not options.client:
446
clients = {bus.get_object(busname, path): properties
447
for path, properties in mandos_clients.items()}
449
for name in options.client:
450
for path, client in mandos_clients.items():
451
if client["Name"] == name:
452
client_objc = bus.get_object(busname, path)
453
clients[client_objc] = client
456
log.critical("Client not found on server: %r", name)
459
if not has_actions(options) and clients:
460
if options.verbose or options.dump_json:
461
keywords = ("Name", "Enabled", "Timeout", "LastCheckedOK",
462
"Created", "Interval", "Host", "KeyID",
463
"Fingerprint", "CheckerRunning",
464
"LastEnabled", "ApprovalPending",
465
"ApprovedByDefault", "LastApprovalRequest",
466
"ApprovalDelay", "ApprovalDuration",
467
"Checker", "ExtendedTimeout", "Expires",
470
keywords = defaultkeywords
472
if options.dump_json:
473
json.dump({client["Name"]: {key:
475
if isinstance(client[key],
479
for client in clients.values()},
480
fp=sys.stdout, indent=4,
481
separators=(',', ': '))
484
print_clients(clients.values(), keywords)
486
# Process each client in the list by all selected options
487
for client in clients:
489
def set_client_prop(prop, value):
490
"""Set a Client D-Bus property"""
491
client.Set(client_interface, prop, value,
492
dbus_interface=dbus.PROPERTIES_IFACE)
494
def set_client_prop_ms(prop, value):
495
"""Set a Client D-Bus property, converted
496
from a string to milliseconds."""
497
set_client_prop(prop,
498
string_to_delta(value).total_seconds()
502
mandos_serv.RemoveClient(client.__dbus_object_path__)
504
set_client_prop("Enabled", dbus.Boolean(True))
506
set_client_prop("Enabled", dbus.Boolean(False))
507
if options.bump_timeout:
508
set_client_prop("LastCheckedOK", "")
509
if options.start_checker:
510
set_client_prop("CheckerRunning", dbus.Boolean(True))
511
if options.stop_checker:
512
set_client_prop("CheckerRunning", dbus.Boolean(False))
513
if options.is_enabled:
514
if client.Get(client_interface, "Enabled",
515
dbus_interface=dbus.PROPERTIES_IFACE):
519
if options.checker is not None:
520
set_client_prop("Checker", options.checker)
521
if options.host is not None:
522
set_client_prop("Host", options.host)
523
if options.interval is not None:
524
set_client_prop_ms("Interval", options.interval)
525
if options.approval_delay is not None:
526
set_client_prop_ms("ApprovalDelay",
527
options.approval_delay)
528
if options.approval_duration is not None:
529
set_client_prop_ms("ApprovalDuration",
530
options.approval_duration)
531
if options.timeout is not None:
532
set_client_prop_ms("Timeout", options.timeout)
533
if options.extended_timeout is not None:
534
set_client_prop_ms("ExtendedTimeout",
535
options.extended_timeout)
536
if options.secret is not None:
537
set_client_prop("Secret",
538
dbus.ByteArray(options.secret.read()))
539
if options.approved_by_default is not None:
540
set_client_prop("ApprovedByDefault",
542
.approved_by_default))
544
client.Approve(dbus.Boolean(True),
545
dbus_interface=client_interface)
547
client.Approve(dbus.Boolean(False),
548
dbus_interface=client_interface)
551
class Test_milliseconds_to_string(unittest.TestCase):
553
self.assertEqual(milliseconds_to_string(93785000),
555
def test_no_days(self):
556
self.assertEqual(milliseconds_to_string(7385000), "02:03:05")
557
def test_all_zero(self):
558
self.assertEqual(milliseconds_to_string(0), "00:00:00")
559
def test_no_fractional_seconds(self):
560
self.assertEqual(milliseconds_to_string(400), "00:00:00")
561
self.assertEqual(milliseconds_to_string(900), "00:00:00")
562
self.assertEqual(milliseconds_to_string(1900), "00:00:01")
564
class Test_string_to_delta(unittest.TestCase):
565
def test_handles_basic_rfc3339(self):
566
self.assertEqual(string_to_delta("PT2H"),
567
datetime.timedelta(0, 7200))
568
def test_falls_back_to_pre_1_6_1_with_warning(self):
569
# assertLogs only exists in Python 3.4
570
if hasattr(self, "assertLogs"):
571
with self.assertLogs(log, logging.WARNING):
572
value = string_to_delta("2h")
574
value = string_to_delta("2h")
575
self.assertEqual(value, datetime.timedelta(0, 7200))
577
class Test_table_rows_of_clients(unittest.TestCase):
580
self.old_tablewords = tablewords
585
"Bool": "A D-BUS Boolean",
586
"NonDbusBoolean": "A Non-D-BUS Boolean",
587
"Integer": "An Integer",
588
"Timeout": "Timedelta 1",
589
"Interval": "Timedelta 2",
590
"ApprovalDelay": "Timedelta 3",
591
"ApprovalDuration": "Timedelta 4",
592
"ExtendedTimeout": "Timedelta 5",
593
"String": "A String",
595
self.keywords = ["Attr1", "AttrTwo"]
601
"Bool": dbus.Boolean(False),
602
"NonDbusBoolean": False,
606
"ApprovalDelay": 2000,
607
"ApprovalDuration": 3000,
608
"ExtendedTimeout": 4000,
615
"Bool": dbus.Boolean(True),
616
"NonDbusBoolean": True,
619
"Interval": 93786000,
620
"ApprovalDelay": 93787000,
621
"ApprovalDuration": 93788000,
622
"ExtendedTimeout": 93789000,
623
"String": "A huge string which will not fit," * 10,
628
tablewords = self.old_tablewords
629
def test_short_header(self):
630
rows = table_rows_of_clients(self.clients, self.keywords)
635
self.assertEqual(rows, expected_rows)
636
def test_booleans(self):
637
keywords = ["Bool", "NonDbusBoolean"]
638
rows = table_rows_of_clients(self.clients, keywords)
640
"A D-BUS Boolean A Non-D-BUS Boolean",
644
self.assertEqual(rows, expected_rows)
645
def test_milliseconds_detection(self):
646
keywords = ["Integer", "Timeout", "Interval", "ApprovalDelay",
647
"ApprovalDuration", "ExtendedTimeout"]
648
rows = table_rows_of_clients(self.clients, keywords)
650
An Integer Timedelta 1 Timedelta 2 Timedelta 3 Timedelta 4 Timedelta 5
651
0 00:00:00 00:00:01 00:00:02 00:00:03 00:00:04
652
1 1T02:03:05 1T02:03:06 1T02:03:07 1T02:03:08 1T02:03:09
655
self.assertEqual(rows, expected_rows)
656
def test_empty_and_long_string_values(self):
657
keywords = ["String"]
658
rows = table_rows_of_clients(self.clients, keywords)
662
A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,A huge string which will not fit,
665
self.assertEqual(rows, expected_rows)
669
def should_only_run_tests():
670
parser = argparse.ArgumentParser(add_help=False)
671
parser.add_argument("--check", action='store_true')
672
args, unknown_args = parser.parse_known_args()
673
run_tests = args.check
675
# Remove --check argument from sys.argv
676
sys.argv[1:] = unknown_args
679
# Add all tests from doctest strings
680
def load_tests(loader, tests, none):
682
tests.addTests(doctest.DocTestSuite())
685
if __name__ == "__main__":
686
if should_only_run_tests():
687
# Call using ./tdd-python-script --check [--verbose]