[services] add client-updates-daemon wrapper (which sets LC_*), move real executable to /usr/libexec, close bug #1880
This commit is contained in:
Fabio Erculiani
2
Makefile
2
Makefile
@@ -95,9 +95,11 @@ updates-daemon-install:
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mkdir -p $(DESTDIR)/etc/dbus-1/system.d/
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mkdir -p $(DESTDIR)$(PREFIX)/sbin/
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mkdir -p $(DESTDIR)$(PREFIX)/libexec/
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mkdir -p $(DESTDIR)$(PREFIX)/share/dbus-1/system-services/
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mkdir -p $(DESTDIR)$(PREFIX)/share/dbus-1/interfaces/
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install -m 744 services/client-updates-daemon $(DESTDIR)$(PREFIX)/sbin/
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install -m 744 services/entropy-updates-service $(DESTDIR)$(PREFIX)/libexec/
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install -m 644 misc/dbus/system.d/org.entropy.Client.conf $(DESTDIR)/etc/dbus-1/system.d/
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install -m 644 misc/dbus/system-services/org.entropy.Client.service $(DESTDIR)$(PREFIX)/share/dbus-1/system-services/
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install -m 644 misc/dbus/interfaces/org.entropy.Client.xml $(DESTDIR)$(PREFIX)/share/dbus-1/interfaces/
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701
services/client-updates-daemon
Normal file → Executable file
701
services/client-updates-daemon
Normal file → Executable file
@@ -1,697 +1,8 @@
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#!/usr/bin/python2 -O
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# -*- coding: utf-8 -*-
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"""
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#!/bin/sh
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@author: Fabio Erculiani <lxnay@sabayon.org>
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@contact: lxnay@sabayon.org
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@copyright: Fabio Erculiani
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@license: GPL-2
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lang_id="en_US.UTF-8"
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export LC_ALL="${lang_id}"
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export LANG="${lang_id}"
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export LANGUAGE="${lang_id}"
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B{Entropy Package Manager Client service}.
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"""
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import os
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import sys
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# this makes the daemon to not write the entropy pid file
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# avoiding to lock other instances
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sys.argv.append('--no-pid-handling')
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import time
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import gobject
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import dbus
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import dbus.service
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import dbus.mainloop.glib
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import signal
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from threading import Lock, RLock
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DAEMON_DEBUG = False
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if "--debug" in sys.argv:
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DAEMON_DEBUG = True
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# Entropy imports
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sys.path.insert(0,'/usr/lib/entropy/libraries')
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sys.path.insert(0,'/usr/lib/entropy/server')
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sys.path.insert(0,'/usr/lib/entropy/client')
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sys.path.insert(0,'../libraries')
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sys.path.insert(0,'../server')
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sys.path.insert(0,'../client')
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from entropy.cache import EntropyCacher
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# update default writeback timeout
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EntropyCacher.WRITEBACK_TIMEOUT = 120
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from entropy.misc import LogFile
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from entropy.i18n import _
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from entropy.exceptions import PermissionDenied, RepositoryError
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import entropy.tools as entropy_tools
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from entropy.client.interfaces import Client
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from entropy.fetchers import UrlFetcher
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from entropy.const import etpConst, const_setup_entropy_pid, \
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const_remove_entropy_pid, const_convert_to_rawstring, \
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const_drop_privileges, const_regain_privileges
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from entropy.core.settings.base import SystemSettings as SysSet
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from entropy.misc import ParallelTask
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from entropy.output import TextInterface, nocolor
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nocolor()
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SYS_SETTINGS = SysSet()
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TEXT = TextInterface()
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DAEMON_LOGFILE = os.path.join(etpConst['syslogdir'],"client-updater.log")
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DAEMON_LOG = LogFile(SYS_SETTINGS['system']['log_level']+1,
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DAEMON_LOGFILE, header = "[client-updater]")
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PREVIOUS_PROGRESS = ''
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CHECK_DELAY_SECS = 3600*4
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for xopt in sys.argv:
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if xopt.startswith("--secs=") and (len(xopt.split("=")) > 1):
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try:
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delay_secs = int(xopt.split("=")[1])
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CHECK_DELAY_SECS = delay_secs
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except ValueError:
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continue
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def write_output(*args, **kwargs):
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message = time.strftime('[%H:%M:%S %d/%m/%Y %Z]') + " " + args[0]
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global PREVIOUS_PROGRESS
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if PREVIOUS_PROGRESS == message:
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return
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PREVIOUS_PROGRESS = message
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DAEMON_LOG.write(message)
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DAEMON_LOG.flush()
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if DAEMON_DEBUG:
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TEXT.output(*args, **kwargs)
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def install_exception_handler():
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sys.excepthook = handle_exception
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def uninstall_exception_handler():
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sys.excepthook = sys.__excepthook__
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def handle_exception(exc_class, exc_instance, exc_tb):
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t_back = entropy_tools.get_traceback(tb_obj = exc_tb)
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# restore original exception handler, to avoid loops
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uninstall_exception_handler()
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# write exception to log file
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write_output(const_convert_to_rawstring(t_back))
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raise exc_instance
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install_exception_handler()
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class Privileges:
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def __init__(self, drop_privs = True):
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self.__drop_privs = drop_privs
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self.__drop_privs_lock = RLock()
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self.__with_stmt = 0
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def __enter__(self):
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"""
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Hold the lock.
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"""
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self.__drop_privs_lock.acquire()
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if self.__with_stmt < 1:
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self.regain()
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self.__with_stmt += 1
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def __exit__(self, exc_type, exc_value, traceback):
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"""
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Drop the lock.
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"""
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if self.__with_stmt == 1:
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self.drop()
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self.__with_stmt -= 1
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self.__drop_privs_lock.release()
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def drop(self):
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"""
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Drop process privileges. Setting unpriv_gid to etpConst['entropygid']
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makes Entropy UGC/Data cache handling working.
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"""
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if self.__drop_privs:
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with self.__drop_privs_lock:
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const_drop_privileges(unpriv_gid = etpConst['entropygid'])
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def regain(self):
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"""
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Regain previously dropped process privileges.
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"""
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if self.__drop_privs:
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with self.__drop_privs_lock:
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const_regain_privileges()
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class DaemonUrlFetcher(UrlFetcher):
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daemon_last_avg = 100
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__average = 0
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__downloadedsize = 0
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__remotesize = 0
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__datatransfer = 0
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def handle_statistics(self, th_id, downloaded_size, total_size,
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average, old_average, update_step, show_speed, data_transfer,
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time_remaining, time_remaining_secs):
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self.__average = average
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self.__downloadedsize = downloaded_size
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self.__remotesize = total_size
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self.__datatransfer = data_transfer
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def update(self):
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myavg = abs(int(round(float(self.__average), 1)))
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if abs((myavg - self.daemon_last_avg)) < 1:
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return
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if int(myavg) % 10 == 0:
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DAEMON_LOG.write("fetch @ %s%s" % (myavg, "%",))
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self.daemon_last_avg = myavg
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class Entropy(Client):
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def init_singleton(self):
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Client.init_singleton(self, load_ugc = False,
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url_fetcher = DaemonUrlFetcher, repo_validation = False)
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# validate currently available repos
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# manually, to not taint logs
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self._validate_repositories(quiet = True)
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self.output(
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"Loading Entropy Updates daemon: check every %ss, logfile: %s" % (
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CHECK_DELAY_SECS, DAEMON_LOGFILE,)
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)
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def output(self, *args, **kwargs):
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return write_output(*args, **kwargs)
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Client.__singleton_class__ = Entropy
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class UpdatesDaemon(dbus.service.Object):
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def __init__(self):
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gobject.threads_init()
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self._privileges = Privileges()
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self._privileges.drop()
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self.__alive = False
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self.__is_working_mutex = Lock()
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self.__updater = None
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self.__entropy_cache_cleaner = None
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self.__system_changes_checker = None
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self.__client_ping_checker = None
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self.__oncall_updater = None
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self.__quit_service_wd = None
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self.__quit_service_trigger = False
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self.__trigger_oncall_updater = False
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self.__trigger_disable_repos_update = False
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self.__trigger_startup_check = False
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self.__fetch_mutex = Lock()
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self.__updates = []
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self.__updates_atoms = None
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self.__system_db_hash = None
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self.__last_system_repo_checksum = None
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self.__got_client_ping = True
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# start dbus service
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object_path = "/notifier"
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dbus_loop = dbus.mainloop.glib.DBusGMainLoop(set_as_default = True)
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system_bus = dbus.SystemBus(mainloop = dbus_loop)
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name = dbus.service.BusName("org.entropy.Client", bus = system_bus)
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dbus.service.Object.__init__ (self, system_bus, object_path)
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write_output("__init__: dbus service loaded")
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# this seems to avoid race conditions
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# with dbus service not being available
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time.sleep(2)
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def start(self):
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self.stop()
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self.__alive = True
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self.__updater = gobject.timeout_add_seconds(
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CHECK_DELAY_SECS, self.run_fetcher)
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self.__oncall_updater = gobject.timeout_add_seconds(
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3, self.run_oncall_fetcher)
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self.__quit_service_wd = gobject.timeout_add_seconds(
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60, self.quit_service_watchdog)
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self.__system_changes_checker = gobject.timeout_add_seconds(
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120, self.check_system_changes)
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self.__entropy_cache_cleaner = gobject.timeout_add_seconds(
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3600, self.cleanup_entropy_cache)
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if "--disable-timer" not in sys.argv:
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self.__client_ping_checker = gobject.timeout_add_seconds(
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120, self.check_client_ping)
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def stop(self):
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if self.__alive:
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self.__alive = False
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if self.__updater is not None:
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gobject.source_remove(self.__updater)
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if self.__system_changes_checker is not None:
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gobject.source_remove(self.__system_changes_checker)
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if self.__oncall_updater is not None:
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gobject.source_remove(self.__oncall_updater)
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if self.__quit_service_wd is not None:
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gobject.source_remove(self.__quit_service_wd)
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if self.__client_ping_checker is not None:
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gobject.source_remove(self.__client_ping_checker)
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if self.__entropy_cache_cleaner is not None:
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gobject.source_remove(self.__entropy_cache_cleaner)
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def do_alert(self, string, msg, urgency = "critical"):
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write_output('alert: %s, %s, urgency: %s' % (string, msg, urgency,))
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def is_system_on_batteries(self):
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"""
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Return whether System is running on batteries.
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@return: True, if running on batteries
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@rtype: bool
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"""
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ac_powa_exec = "/usr/bin/on_ac_power"
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if not os.access(ac_powa_exec, os.X_OK):
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return False
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ex_rc = os.system(ac_powa_exec)
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if ex_rc:
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return True
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return False
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def check_client_ping(self):
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if self.__got_client_ping:
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self.__got_client_ping = False
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else: # timeout!
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if DAEMON_DEBUG:
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write_output("check_client_ping: NO client ping, quitting")
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self.__quit_service_trigger = True
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return self.__alive
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def cleanup_entropy_cache(self):
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with self.__is_working_mutex:
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with self._privileges:
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entropy = None
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try:
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entropy = Entropy()
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acquired = self.__acquire_entropy_locks(entropy,
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pid_lock = False)
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if not acquired:
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return True # respawn later
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if hasattr(entropy, 'clean_downloaded_packages'):
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entropy.clean_downloaded_packages()
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return False
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finally:
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if entropy is not None:
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self.__release_entropy_locks(entropy, pid_lock = False)
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entropy.shutdown()
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def check_system_changes(self):
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if self.__trigger_oncall_updater:
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return self.__alive
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changed = self._is_system_changed()
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if changed:
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# this will disable repositories download, we don't really want
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# that in this case.
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self.__trigger_disable_repos_update = True
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# trigger check and push
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self.__trigger_oncall_updater = True
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# keep alive
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return self.__alive
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def run_oncall_fetcher(self):
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if not self.__trigger_oncall_updater:
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return self.__alive
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with self.__fetch_mutex:
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self.__trigger_oncall_updater = False
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update_repos = True
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if self.__trigger_disable_repos_update:
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update_repos = False
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self.__trigger_disable_repos_update = False
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task = ParallelTask(self.__run_fetcher, update_repos = update_repos)
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task.start()
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#self.__run_fetcher()
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return self.__alive
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def quit_service_watchdog(self):
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if self.__quit_service_trigger:
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self.stop()
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with self.__is_working_mutex:
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entropy_tools.kill_threads()
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raise SystemExit(0)
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return self.__alive
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def run_fetcher(self):
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if self.is_system_on_batteries():
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# running on batteries, then skip
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return self.__alive
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with self.__fetch_mutex:
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task = ParallelTask(self.__run_fetcher)
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task.start()
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#self.__run_fetcher()
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return self.__alive
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def __run_sync(self, repos, entropy):
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try:
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repo_conn = entropy.Repositories(
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repo_identifiers = repos, fetch_security = False,
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entropy_updates_alert = True)
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if DAEMON_DEBUG:
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write_output("__run_sync: repository interface loaded")
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except Exception, err:
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if DAEMON_DEBUG:
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write_output(
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"__run_sync: Unhandled exception, error: %s" % (err,))
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else:
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# 128: sync error, something bad happened
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# 2: repositories not available (all)
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# 1: not able to update all the repositories
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if DAEMON_DEBUG:
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write_output("__run_sync: preparing to run sync")
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rc_res = repo_conn.sync()
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del repo_conn
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if DAEMON_DEBUG:
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write_output("__run_sync: sync done")
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if rc_res == 1:
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err = _("Not all the repositories have been fetched")
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self.do_alert( _("Updates: repository issues"), err )
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return 0 # fine anyway
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elif rc_res == 2:
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err = _("No repositories found online")
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self.do_alert( _("Updates: repository issues"), err )
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return 0 # try to calculate updates anyway
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elif rc_res == 128:
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err = _("Synchronization errors. Cannot update repositories.")
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self.do_alert( _("Updates: sync issues"), err )
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return rc_res
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elif isinstance(rc_res, basestring):
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self.do_alert( _("Updates: unhandled error"), rc_res )
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return 1
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return 0
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def __acquire_entropy_locks(self, entropy, pid_lock = True):
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if pid_lock:
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acquired, locked = const_setup_entropy_pid(force_handling = True)
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if (not acquired) or locked:
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if DAEMON_DEBUG:
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if locked:
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write_output(
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"__acquire_entropy_locks: app. locked, skipping")
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else:
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write_output(
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"__acquire_entropy_locks: app. locked during acquire")
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return False
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# entropy resources locked?
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locked = entropy.resources_locked()
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if locked:
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if DAEMON_DEBUG:
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write_output(
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"__acquire_entropy_locks: resources locked, skipping")
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return False
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# acquire resources lock
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acquired = entropy.lock_resources()
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if not acquired:
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if DAEMON_DEBUG:
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write_output(
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"__acquire_entropy_locks: resources locked during acquire")
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return False
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return True
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def __release_entropy_locks(self, entropy, pid_lock = True):
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# unlock resources
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entropy.unlock_resources()
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if pid_lock:
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# remove application lock
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const_remove_entropy_pid()
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def __run_fetcher(self, update_repos = True):
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if self.__updater == None:
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return 0
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with self.__is_working_mutex:
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with self._privileges:
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rc_fetch = 0
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entropy = None
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try:
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|
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entropy = Entropy()
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acquired = self.__acquire_entropy_locks(entropy,
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pid_lock = update_repos)
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if not acquired:
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return rc_fetch
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if DAEMON_DEBUG:
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write_output("__run_fetcher: called %s" % (
|
||||
time.time(),))
|
||||
|
||||
if update_repos:
|
||||
repos_to_up = self.get_repo_status()
|
||||
if repos_to_up:
|
||||
|
||||
self.do_alert(
|
||||
_("Repositories to update"),
|
||||
unicode(repos_to_up),
|
||||
urgency = 'critical'
|
||||
)
|
||||
|
||||
if not self.__trigger_startup_check:
|
||||
gobject.timeout_add(0, self.signal_updating)
|
||||
repos = repos_to_up.keys()
|
||||
rc_fetch = self.__run_sync(repos, entropy)
|
||||
if rc_fetch != 0:
|
||||
return rc_fetch
|
||||
if DAEMON_DEBUG:
|
||||
write_output("__run_fetcher: sync closed, rc: %s" % (
|
||||
rc_fetch,))
|
||||
else:
|
||||
self.__trigger_startup_check = False
|
||||
if DAEMON_DEBUG:
|
||||
write_output("__run_fetcher: not syncing atm, "
|
||||
"trigger startup check is ON, waiting next "
|
||||
"round, repos: %s" % (repos_to_up,))
|
||||
|
||||
try:
|
||||
update, remove, fine, spm_fine = \
|
||||
entropy.calculate_updates(use_cache = False)
|
||||
del fine, remove
|
||||
except Exception, err:
|
||||
entropy_tools.print_traceback(f = DAEMON_LOG)
|
||||
msg = "%s: %s" % (_("Updates: error"), err,)
|
||||
self.do_alert(_("Updates: error"), msg)
|
||||
del self.__updates[:]
|
||||
self.__updates_atoms = None
|
||||
return 1
|
||||
|
||||
self.__system_db_hash = \
|
||||
entropy.installed_repository().checksum(
|
||||
do_order = True, strict = False)
|
||||
self.__updates = update[:]
|
||||
self.__updates_atoms = None
|
||||
|
||||
if update:
|
||||
self.do_alert(
|
||||
_("Updates available"),
|
||||
"%s %d %s" % (
|
||||
_("There are"), len(update),
|
||||
_("updates available."),),
|
||||
urgency = 'critical'
|
||||
)
|
||||
gobject.timeout_add(0, self.signal_updates)
|
||||
else:
|
||||
self.do_alert(
|
||||
_("No updates"),
|
||||
"%s" % (update,),
|
||||
urgency = 'critical'
|
||||
)
|
||||
gobject.timeout_add(0, self.signal_updates)
|
||||
|
||||
return 0
|
||||
|
||||
finally:
|
||||
if entropy is not None:
|
||||
self.__release_entropy_locks(entropy,
|
||||
pid_lock = update_repos)
|
||||
# say goodbye
|
||||
entropy.shutdown()
|
||||
|
||||
# compare repos status for updates
|
||||
@dbus.service.method ( "org.entropy.Client", in_signature = '',
|
||||
out_signature = 'a{si}')
|
||||
def get_repo_status(self):
|
||||
|
||||
repos = {}
|
||||
# now get remote
|
||||
sys_set = SysSet()
|
||||
for repoid in sys_set['repositories']['available']:
|
||||
|
||||
repo_rev = Entropy.get_repository(repoid).revision(repoid)
|
||||
online_rev = Entropy.get_repository(repoid).remote_revision(repoid)
|
||||
if (online_rev == -1) or (repo_rev != online_rev):
|
||||
|
||||
if DAEMON_DEBUG:
|
||||
write_output(
|
||||
"get_repo_status: repo needs to be updated: %s" % (
|
||||
repoid,))
|
||||
|
||||
sys_set._clear_repository_cache(repoid = repoid)
|
||||
repos[repoid] = {
|
||||
'local': repo_rev,
|
||||
'remote': online_rev,
|
||||
}
|
||||
|
||||
return repos
|
||||
|
||||
@dbus.service.method ( "org.entropy.Client", in_signature = '',
|
||||
out_signature = '')
|
||||
def trigger_check(self):
|
||||
self.__trigger_oncall_updater = True
|
||||
|
||||
@dbus.service.method ( "org.entropy.Client", in_signature = '',
|
||||
out_signature = '')
|
||||
def trigger_startup_check(self):
|
||||
self.__trigger_oncall_updater = True
|
||||
self.__trigger_startup_check = True
|
||||
|
||||
@dbus.service.method ( "org.entropy.Client", in_signature = '',
|
||||
out_signature = 'av')
|
||||
def get_updates(self):
|
||||
|
||||
entropy = None
|
||||
try:
|
||||
|
||||
entropy = Entropy()
|
||||
curr_hash = entropy.installed_repository().checksum(
|
||||
do_order = True, strict = False)
|
||||
if curr_hash == self.__system_db_hash:
|
||||
return self.__updates
|
||||
|
||||
try:
|
||||
update, remove, fine, spm_fine = \
|
||||
entropy.calculate_updates(use_cache = False)
|
||||
except Exception, err:
|
||||
entropy_tools.print_traceback(f = DAEMON_LOG)
|
||||
msg = "get_updates: %s: %s" % (_("Updates: error"), err,)
|
||||
self.do_alert(_("Updates: error"), msg)
|
||||
return self.__updates
|
||||
|
||||
self.__updates = update[:]
|
||||
self.__system_db_hash = curr_hash
|
||||
return self.__updates
|
||||
|
||||
finally:
|
||||
if entropy is not None:
|
||||
entropy.shutdown()
|
||||
|
||||
def _is_system_changed(self):
|
||||
with self.__is_working_mutex:
|
||||
|
||||
entropy = None
|
||||
try:
|
||||
|
||||
entropy = Entropy()
|
||||
locked = entropy.resources_locked()
|
||||
if locked:
|
||||
if DAEMON_DEBUG:
|
||||
write_output("_is_system_changed: resources locked!")
|
||||
return False # resources are locked, nothing changed yet :P
|
||||
|
||||
last_checksum = self.__last_system_repo_checksum
|
||||
cur_checksum = entropy.installed_repository().checksum(
|
||||
strict = False, strings = True)
|
||||
|
||||
changed = last_checksum != cur_checksum
|
||||
if DAEMON_DEBUG and changed:
|
||||
write_output("_is_system_changed: system db checksum changed!")
|
||||
self.__last_system_repo_checksum = cur_checksum
|
||||
return changed
|
||||
|
||||
finally:
|
||||
if entropy is not None:
|
||||
# say goodbye
|
||||
entropy.shutdown()
|
||||
|
||||
@dbus.service.method("org.entropy.Client", in_signature = '',
|
||||
out_signature = 'b')
|
||||
def is_system_changed(self):
|
||||
return self._is_system_changed()
|
||||
|
||||
@dbus.service.method("org.entropy.Client", in_signature = '',
|
||||
out_signature = 'av')
|
||||
def get_updates_atoms(self):
|
||||
|
||||
if self.__updates_atoms is not None:
|
||||
return self.__updates_atoms
|
||||
|
||||
with self.__is_working_mutex:
|
||||
atoms = []
|
||||
entropy = None
|
||||
try:
|
||||
entropy = Entropy()
|
||||
self.__updates_atoms = []
|
||||
for idpackage, repoid in self.__updates:
|
||||
try:
|
||||
dbc = entropy.open_repository(repoid)
|
||||
atoms.append(dbc.retrieveAtom(idpackage))
|
||||
except RepositoryError:
|
||||
continue
|
||||
self.__updates_atoms.extend(atoms)
|
||||
return self.__updates_atoms
|
||||
|
||||
finally:
|
||||
if entropy is not None:
|
||||
entropy.shutdown()
|
||||
|
||||
|
||||
@dbus.service.method("org.entropy.Client", in_signature = '',
|
||||
out_signature = '')
|
||||
def client_ping(self):
|
||||
self.__got_client_ping = True
|
||||
if DAEMON_DEBUG:
|
||||
write_output("client_ping: got client ping")
|
||||
|
||||
# signal sent when updates are available for retrive
|
||||
@dbus.service.signal(dbus_interface = 'org.entropy.Client',
|
||||
signature = '')
|
||||
def signal_updates(self):
|
||||
if DAEMON_DEBUG:
|
||||
write_output("signal_updates: updates available!")
|
||||
return False
|
||||
|
||||
# signal sent when daemon is updating the repositories
|
||||
@dbus.service.signal(dbus_interface = 'org.entropy.Client',
|
||||
signature = '')
|
||||
def signal_updating(self):
|
||||
if DAEMON_DEBUG:
|
||||
write_output("signal_updating: updating repos!")
|
||||
return False
|
||||
|
||||
if __name__ == "__main__":
|
||||
signal.signal(signal.SIGINT, signal.SIG_DFL)
|
||||
try:
|
||||
ud_i = UpdatesDaemon()
|
||||
except dbus.exceptions.DBusException:
|
||||
raise SystemExit(1)
|
||||
ud_i.start()
|
||||
main_loop = gobject.MainLoop()
|
||||
main_loop.run()
|
||||
ud_i.stop()
|
||||
raise SystemExit(0)
|
||||
exec /usr/libexec/entropy-updates-service ${@}
|
||||
|
||||
697
services/entropy-updates-service
Executable file
697
services/entropy-updates-service
Executable file
@@ -0,0 +1,697 @@
|
||||
#!/usr/bin/python2 -O
|
||||
# -*- coding: utf-8 -*-
|
||||
"""
|
||||
|
||||
@author: Fabio Erculiani <lxnay@sabayon.org>
|
||||
@contact: lxnay@sabayon.org
|
||||
@copyright: Fabio Erculiani
|
||||
@license: GPL-2
|
||||
|
||||
B{Entropy Package Manager Client service}.
|
||||
|
||||
"""
|
||||
import os
|
||||
import sys
|
||||
# this makes the daemon to not write the entropy pid file
|
||||
# avoiding to lock other instances
|
||||
sys.argv.append('--no-pid-handling')
|
||||
import time
|
||||
import gobject
|
||||
import dbus
|
||||
import dbus.service
|
||||
import dbus.mainloop.glib
|
||||
import signal
|
||||
from threading import Lock, RLock
|
||||
|
||||
DAEMON_DEBUG = False
|
||||
if "--debug" in sys.argv:
|
||||
DAEMON_DEBUG = True
|
||||
|
||||
# Entropy imports
|
||||
sys.path.insert(0,'/usr/lib/entropy/libraries')
|
||||
sys.path.insert(0,'/usr/lib/entropy/server')
|
||||
sys.path.insert(0,'/usr/lib/entropy/client')
|
||||
sys.path.insert(0,'../libraries')
|
||||
sys.path.insert(0,'../server')
|
||||
sys.path.insert(0,'../client')
|
||||
|
||||
from entropy.cache import EntropyCacher
|
||||
# update default writeback timeout
|
||||
EntropyCacher.WRITEBACK_TIMEOUT = 120
|
||||
|
||||
from entropy.misc import LogFile
|
||||
from entropy.i18n import _
|
||||
from entropy.exceptions import PermissionDenied, RepositoryError
|
||||
import entropy.tools as entropy_tools
|
||||
from entropy.client.interfaces import Client
|
||||
from entropy.fetchers import UrlFetcher
|
||||
from entropy.const import etpConst, const_setup_entropy_pid, \
|
||||
const_remove_entropy_pid, const_convert_to_rawstring, \
|
||||
const_drop_privileges, const_regain_privileges
|
||||
from entropy.core.settings.base import SystemSettings as SysSet
|
||||
from entropy.misc import ParallelTask
|
||||
from entropy.output import TextInterface, nocolor
|
||||
nocolor()
|
||||
|
||||
|
||||
SYS_SETTINGS = SysSet()
|
||||
TEXT = TextInterface()
|
||||
DAEMON_LOGFILE = os.path.join(etpConst['syslogdir'],"client-updater.log")
|
||||
DAEMON_LOG = LogFile(SYS_SETTINGS['system']['log_level']+1,
|
||||
DAEMON_LOGFILE, header = "[client-updater]")
|
||||
PREVIOUS_PROGRESS = ''
|
||||
CHECK_DELAY_SECS = 3600*4
|
||||
for xopt in sys.argv:
|
||||
if xopt.startswith("--secs=") and (len(xopt.split("=")) > 1):
|
||||
try:
|
||||
delay_secs = int(xopt.split("=")[1])
|
||||
CHECK_DELAY_SECS = delay_secs
|
||||
except ValueError:
|
||||
continue
|
||||
|
||||
def write_output(*args, **kwargs):
|
||||
message = time.strftime('[%H:%M:%S %d/%m/%Y %Z]') + " " + args[0]
|
||||
global PREVIOUS_PROGRESS
|
||||
if PREVIOUS_PROGRESS == message:
|
||||
return
|
||||
PREVIOUS_PROGRESS = message
|
||||
DAEMON_LOG.write(message)
|
||||
DAEMON_LOG.flush()
|
||||
if DAEMON_DEBUG:
|
||||
TEXT.output(*args, **kwargs)
|
||||
|
||||
def install_exception_handler():
|
||||
sys.excepthook = handle_exception
|
||||
|
||||
def uninstall_exception_handler():
|
||||
sys.excepthook = sys.__excepthook__
|
||||
|
||||
def handle_exception(exc_class, exc_instance, exc_tb):
|
||||
|
||||
t_back = entropy_tools.get_traceback(tb_obj = exc_tb)
|
||||
|
||||
# restore original exception handler, to avoid loops
|
||||
uninstall_exception_handler()
|
||||
# write exception to log file
|
||||
write_output(const_convert_to_rawstring(t_back))
|
||||
raise exc_instance
|
||||
|
||||
install_exception_handler()
|
||||
|
||||
class Privileges:
|
||||
|
||||
def __init__(self, drop_privs = True):
|
||||
self.__drop_privs = drop_privs
|
||||
self.__drop_privs_lock = RLock()
|
||||
self.__with_stmt = 0
|
||||
|
||||
def __enter__(self):
|
||||
"""
|
||||
Hold the lock.
|
||||
"""
|
||||
self.__drop_privs_lock.acquire()
|
||||
if self.__with_stmt < 1:
|
||||
self.regain()
|
||||
self.__with_stmt += 1
|
||||
|
||||
def __exit__(self, exc_type, exc_value, traceback):
|
||||
"""
|
||||
Drop the lock.
|
||||
"""
|
||||
if self.__with_stmt == 1:
|
||||
self.drop()
|
||||
self.__with_stmt -= 1
|
||||
self.__drop_privs_lock.release()
|
||||
|
||||
def drop(self):
|
||||
"""
|
||||
Drop process privileges. Setting unpriv_gid to etpConst['entropygid']
|
||||
makes Entropy UGC/Data cache handling working.
|
||||
"""
|
||||
if self.__drop_privs:
|
||||
with self.__drop_privs_lock:
|
||||
const_drop_privileges(unpriv_gid = etpConst['entropygid'])
|
||||
|
||||
def regain(self):
|
||||
"""
|
||||
Regain previously dropped process privileges.
|
||||
"""
|
||||
if self.__drop_privs:
|
||||
with self.__drop_privs_lock:
|
||||
const_regain_privileges()
|
||||
|
||||
class DaemonUrlFetcher(UrlFetcher):
|
||||
|
||||
daemon_last_avg = 100
|
||||
__average = 0
|
||||
__downloadedsize = 0
|
||||
__remotesize = 0
|
||||
__datatransfer = 0
|
||||
|
||||
def handle_statistics(self, th_id, downloaded_size, total_size,
|
||||
average, old_average, update_step, show_speed, data_transfer,
|
||||
time_remaining, time_remaining_secs):
|
||||
self.__average = average
|
||||
self.__downloadedsize = downloaded_size
|
||||
self.__remotesize = total_size
|
||||
self.__datatransfer = data_transfer
|
||||
|
||||
def update(self):
|
||||
myavg = abs(int(round(float(self.__average), 1)))
|
||||
if abs((myavg - self.daemon_last_avg)) < 1:
|
||||
return
|
||||
if int(myavg) % 10 == 0:
|
||||
DAEMON_LOG.write("fetch @ %s%s" % (myavg, "%",))
|
||||
self.daemon_last_avg = myavg
|
||||
|
||||
|
||||
class Entropy(Client):
|
||||
|
||||
def init_singleton(self):
|
||||
Client.init_singleton(self, load_ugc = False,
|
||||
url_fetcher = DaemonUrlFetcher, repo_validation = False)
|
||||
# validate currently available repos
|
||||
# manually, to not taint logs
|
||||
self._validate_repositories(quiet = True)
|
||||
self.output(
|
||||
"Loading Entropy Updates daemon: check every %ss, logfile: %s" % (
|
||||
CHECK_DELAY_SECS, DAEMON_LOGFILE,)
|
||||
)
|
||||
|
||||
def output(self, *args, **kwargs):
|
||||
return write_output(*args, **kwargs)
|
||||
Client.__singleton_class__ = Entropy
|
||||
|
||||
class UpdatesDaemon(dbus.service.Object):
|
||||
|
||||
def __init__(self):
|
||||
|
||||
gobject.threads_init()
|
||||
self._privileges = Privileges()
|
||||
self._privileges.drop()
|
||||
self.__alive = False
|
||||
self.__is_working_mutex = Lock()
|
||||
self.__updater = None
|
||||
self.__entropy_cache_cleaner = None
|
||||
self.__system_changes_checker = None
|
||||
self.__client_ping_checker = None
|
||||
self.__oncall_updater = None
|
||||
self.__quit_service_wd = None
|
||||
self.__quit_service_trigger = False
|
||||
self.__trigger_oncall_updater = False
|
||||
self.__trigger_disable_repos_update = False
|
||||
self.__trigger_startup_check = False
|
||||
self.__fetch_mutex = Lock()
|
||||
self.__updates = []
|
||||
self.__updates_atoms = None
|
||||
self.__system_db_hash = None
|
||||
self.__last_system_repo_checksum = None
|
||||
self.__got_client_ping = True
|
||||
|
||||
# start dbus service
|
||||
object_path = "/notifier"
|
||||
dbus_loop = dbus.mainloop.glib.DBusGMainLoop(set_as_default = True)
|
||||
system_bus = dbus.SystemBus(mainloop = dbus_loop)
|
||||
name = dbus.service.BusName("org.entropy.Client", bus = system_bus)
|
||||
dbus.service.Object.__init__ (self, system_bus, object_path)
|
||||
write_output("__init__: dbus service loaded")
|
||||
|
||||
# this seems to avoid race conditions
|
||||
# with dbus service not being available
|
||||
time.sleep(2)
|
||||
|
||||
|
||||
def start(self):
|
||||
self.stop()
|
||||
self.__alive = True
|
||||
self.__updater = gobject.timeout_add_seconds(
|
||||
CHECK_DELAY_SECS, self.run_fetcher)
|
||||
self.__oncall_updater = gobject.timeout_add_seconds(
|
||||
3, self.run_oncall_fetcher)
|
||||
self.__quit_service_wd = gobject.timeout_add_seconds(
|
||||
60, self.quit_service_watchdog)
|
||||
self.__system_changes_checker = gobject.timeout_add_seconds(
|
||||
120, self.check_system_changes)
|
||||
self.__entropy_cache_cleaner = gobject.timeout_add_seconds(
|
||||
3600, self.cleanup_entropy_cache)
|
||||
if "--disable-timer" not in sys.argv:
|
||||
self.__client_ping_checker = gobject.timeout_add_seconds(
|
||||
120, self.check_client_ping)
|
||||
|
||||
def stop(self):
|
||||
if self.__alive:
|
||||
self.__alive = False
|
||||
|
||||
if self.__updater is not None:
|
||||
gobject.source_remove(self.__updater)
|
||||
|
||||
if self.__system_changes_checker is not None:
|
||||
gobject.source_remove(self.__system_changes_checker)
|
||||
|
||||
if self.__oncall_updater is not None:
|
||||
gobject.source_remove(self.__oncall_updater)
|
||||
|
||||
if self.__quit_service_wd is not None:
|
||||
gobject.source_remove(self.__quit_service_wd)
|
||||
|
||||
if self.__client_ping_checker is not None:
|
||||
gobject.source_remove(self.__client_ping_checker)
|
||||
|
||||
if self.__entropy_cache_cleaner is not None:
|
||||
gobject.source_remove(self.__entropy_cache_cleaner)
|
||||
|
||||
def do_alert(self, string, msg, urgency = "critical"):
|
||||
write_output('alert: %s, %s, urgency: %s' % (string, msg, urgency,))
|
||||
|
||||
def is_system_on_batteries(self):
|
||||
"""
|
||||
Return whether System is running on batteries.
|
||||
|
||||
@return: True, if running on batteries
|
||||
@rtype: bool
|
||||
"""
|
||||
ac_powa_exec = "/usr/bin/on_ac_power"
|
||||
if not os.access(ac_powa_exec, os.X_OK):
|
||||
return False
|
||||
ex_rc = os.system(ac_powa_exec)
|
||||
if ex_rc:
|
||||
return True
|
||||
return False
|
||||
|
||||
def check_client_ping(self):
|
||||
if self.__got_client_ping:
|
||||
self.__got_client_ping = False
|
||||
else: # timeout!
|
||||
if DAEMON_DEBUG:
|
||||
write_output("check_client_ping: NO client ping, quitting")
|
||||
self.__quit_service_trigger = True
|
||||
return self.__alive
|
||||
|
||||
def cleanup_entropy_cache(self):
|
||||
|
||||
with self.__is_working_mutex:
|
||||
|
||||
with self._privileges:
|
||||
entropy = None
|
||||
try:
|
||||
|
||||
entropy = Entropy()
|
||||
acquired = self.__acquire_entropy_locks(entropy,
|
||||
pid_lock = False)
|
||||
if not acquired:
|
||||
return True # respawn later
|
||||
|
||||
if hasattr(entropy, 'clean_downloaded_packages'):
|
||||
entropy.clean_downloaded_packages()
|
||||
return False
|
||||
|
||||
finally:
|
||||
if entropy is not None:
|
||||
self.__release_entropy_locks(entropy, pid_lock = False)
|
||||
entropy.shutdown()
|
||||
|
||||
def check_system_changes(self):
|
||||
if self.__trigger_oncall_updater:
|
||||
return self.__alive
|
||||
|
||||
changed = self._is_system_changed()
|
||||
if changed:
|
||||
# this will disable repositories download, we don't really want
|
||||
# that in this case.
|
||||
self.__trigger_disable_repos_update = True
|
||||
# trigger check and push
|
||||
self.__trigger_oncall_updater = True
|
||||
# keep alive
|
||||
return self.__alive
|
||||
|
||||
def run_oncall_fetcher(self):
|
||||
if not self.__trigger_oncall_updater:
|
||||
return self.__alive
|
||||
with self.__fetch_mutex:
|
||||
self.__trigger_oncall_updater = False
|
||||
update_repos = True
|
||||
if self.__trigger_disable_repos_update:
|
||||
update_repos = False
|
||||
self.__trigger_disable_repos_update = False
|
||||
task = ParallelTask(self.__run_fetcher, update_repos = update_repos)
|
||||
task.start()
|
||||
#self.__run_fetcher()
|
||||
return self.__alive
|
||||
|
||||
def quit_service_watchdog(self):
|
||||
if self.__quit_service_trigger:
|
||||
self.stop()
|
||||
with self.__is_working_mutex:
|
||||
entropy_tools.kill_threads()
|
||||
raise SystemExit(0)
|
||||
return self.__alive
|
||||
|
||||
def run_fetcher(self):
|
||||
|
||||
if self.is_system_on_batteries():
|
||||
# running on batteries, then skip
|
||||
return self.__alive
|
||||
|
||||
with self.__fetch_mutex:
|
||||
task = ParallelTask(self.__run_fetcher)
|
||||
task.start()
|
||||
#self.__run_fetcher()
|
||||
return self.__alive
|
||||
|
||||
def __run_sync(self, repos, entropy):
|
||||
|
||||
try:
|
||||
repo_conn = entropy.Repositories(
|
||||
repo_identifiers = repos, fetch_security = False,
|
||||
entropy_updates_alert = True)
|
||||
if DAEMON_DEBUG:
|
||||
write_output("__run_sync: repository interface loaded")
|
||||
except Exception, err:
|
||||
if DAEMON_DEBUG:
|
||||
write_output(
|
||||
"__run_sync: Unhandled exception, error: %s" % (err,))
|
||||
else:
|
||||
|
||||
# 128: sync error, something bad happened
|
||||
# 2: repositories not available (all)
|
||||
# 1: not able to update all the repositories
|
||||
if DAEMON_DEBUG:
|
||||
write_output("__run_sync: preparing to run sync")
|
||||
rc_res = repo_conn.sync()
|
||||
del repo_conn
|
||||
if DAEMON_DEBUG:
|
||||
write_output("__run_sync: sync done")
|
||||
|
||||
if rc_res == 1:
|
||||
err = _("Not all the repositories have been fetched")
|
||||
self.do_alert( _("Updates: repository issues"), err )
|
||||
return 0 # fine anyway
|
||||
elif rc_res == 2:
|
||||
err = _("No repositories found online")
|
||||
self.do_alert( _("Updates: repository issues"), err )
|
||||
return 0 # try to calculate updates anyway
|
||||
elif rc_res == 128:
|
||||
err = _("Synchronization errors. Cannot update repositories.")
|
||||
self.do_alert( _("Updates: sync issues"), err )
|
||||
return rc_res
|
||||
elif isinstance(rc_res, basestring):
|
||||
self.do_alert( _("Updates: unhandled error"), rc_res )
|
||||
return 1
|
||||
|
||||
return 0
|
||||
|
||||
def __acquire_entropy_locks(self, entropy, pid_lock = True):
|
||||
|
||||
if pid_lock:
|
||||
acquired, locked = const_setup_entropy_pid(force_handling = True)
|
||||
if (not acquired) or locked:
|
||||
if DAEMON_DEBUG:
|
||||
if locked:
|
||||
write_output(
|
||||
"__acquire_entropy_locks: app. locked, skipping")
|
||||
else:
|
||||
write_output(
|
||||
"__acquire_entropy_locks: app. locked during acquire")
|
||||
return False
|
||||
|
||||
# entropy resources locked?
|
||||
locked = entropy.resources_locked()
|
||||
if locked:
|
||||
if DAEMON_DEBUG:
|
||||
write_output(
|
||||
"__acquire_entropy_locks: resources locked, skipping")
|
||||
return False
|
||||
|
||||
# acquire resources lock
|
||||
acquired = entropy.lock_resources()
|
||||
if not acquired:
|
||||
if DAEMON_DEBUG:
|
||||
write_output(
|
||||
"__acquire_entropy_locks: resources locked during acquire")
|
||||
return False
|
||||
|
||||
return True
|
||||
|
||||
def __release_entropy_locks(self, entropy, pid_lock = True):
|
||||
# unlock resources
|
||||
entropy.unlock_resources()
|
||||
if pid_lock:
|
||||
# remove application lock
|
||||
const_remove_entropy_pid()
|
||||
|
||||
def __run_fetcher(self, update_repos = True):
|
||||
|
||||
if self.__updater == None:
|
||||
return 0
|
||||
|
||||
with self.__is_working_mutex:
|
||||
|
||||
with self._privileges:
|
||||
|
||||
rc_fetch = 0
|
||||
entropy = None
|
||||
|
||||
try:
|
||||
|
||||
entropy = Entropy()
|
||||
acquired = self.__acquire_entropy_locks(entropy,
|
||||
pid_lock = update_repos)
|
||||
if not acquired:
|
||||
return rc_fetch
|
||||
|
||||
if DAEMON_DEBUG:
|
||||
write_output("__run_fetcher: called %s" % (
|
||||
time.time(),))
|
||||
|
||||
if update_repos:
|
||||
repos_to_up = self.get_repo_status()
|
||||
if repos_to_up:
|
||||
|
||||
self.do_alert(
|
||||
_("Repositories to update"),
|
||||
unicode(repos_to_up),
|
||||
urgency = 'critical'
|
||||
)
|
||||
|
||||
if not self.__trigger_startup_check:
|
||||
gobject.timeout_add(0, self.signal_updating)
|
||||
repos = repos_to_up.keys()
|
||||
rc_fetch = self.__run_sync(repos, entropy)
|
||||
if rc_fetch != 0:
|
||||
return rc_fetch
|
||||
if DAEMON_DEBUG:
|
||||
write_output("__run_fetcher: sync closed, rc: %s" % (
|
||||
rc_fetch,))
|
||||
else:
|
||||
self.__trigger_startup_check = False
|
||||
if DAEMON_DEBUG:
|
||||
write_output("__run_fetcher: not syncing atm, "
|
||||
"trigger startup check is ON, waiting next "
|
||||
"round, repos: %s" % (repos_to_up,))
|
||||
|
||||
try:
|
||||
update, remove, fine, spm_fine = \
|
||||
entropy.calculate_updates(use_cache = False)
|
||||
del fine, remove
|
||||
except Exception, err:
|
||||
entropy_tools.print_traceback(f = DAEMON_LOG)
|
||||
msg = "%s: %s" % (_("Updates: error"), err,)
|
||||
self.do_alert(_("Updates: error"), msg)
|
||||
del self.__updates[:]
|
||||
self.__updates_atoms = None
|
||||
return 1
|
||||
|
||||
self.__system_db_hash = \
|
||||
entropy.installed_repository().checksum(
|
||||
do_order = True, strict = False)
|
||||
self.__updates = update[:]
|
||||
self.__updates_atoms = None
|
||||
|
||||
if update:
|
||||
self.do_alert(
|
||||
_("Updates available"),
|
||||
"%s %d %s" % (
|
||||
_("There are"), len(update),
|
||||
_("updates available."),),
|
||||
urgency = 'critical'
|
||||
)
|
||||
gobject.timeout_add(0, self.signal_updates)
|
||||
else:
|
||||
self.do_alert(
|
||||
_("No updates"),
|
||||
"%s" % (update,),
|
||||
urgency = 'critical'
|
||||
)
|
||||
gobject.timeout_add(0, self.signal_updates)
|
||||
|
||||
return 0
|
||||
|
||||
finally:
|
||||
if entropy is not None:
|
||||
self.__release_entropy_locks(entropy,
|
||||
pid_lock = update_repos)
|
||||
# say goodbye
|
||||
entropy.shutdown()
|
||||
|
||||
# compare repos status for updates
|
||||
@dbus.service.method ( "org.entropy.Client", in_signature = '',
|
||||
out_signature = 'a{si}')
|
||||
def get_repo_status(self):
|
||||
|
||||
repos = {}
|
||||
# now get remote
|
||||
sys_set = SysSet()
|
||||
for repoid in sys_set['repositories']['available']:
|
||||
|
||||
repo_rev = Entropy.get_repository(repoid).revision(repoid)
|
||||
online_rev = Entropy.get_repository(repoid).remote_revision(repoid)
|
||||
if (online_rev == -1) or (repo_rev != online_rev):
|
||||
|
||||
if DAEMON_DEBUG:
|
||||
write_output(
|
||||
"get_repo_status: repo needs to be updated: %s" % (
|
||||
repoid,))
|
||||
|
||||
sys_set._clear_repository_cache(repoid = repoid)
|
||||
repos[repoid] = {
|
||||
'local': repo_rev,
|
||||
'remote': online_rev,
|
||||
}
|
||||
|
||||
return repos
|
||||
|
||||
@dbus.service.method ( "org.entropy.Client", in_signature = '',
|
||||
out_signature = '')
|
||||
def trigger_check(self):
|
||||
self.__trigger_oncall_updater = True
|
||||
|
||||
@dbus.service.method ( "org.entropy.Client", in_signature = '',
|
||||
out_signature = '')
|
||||
def trigger_startup_check(self):
|
||||
self.__trigger_oncall_updater = True
|
||||
self.__trigger_startup_check = True
|
||||
|
||||
@dbus.service.method ( "org.entropy.Client", in_signature = '',
|
||||
out_signature = 'av')
|
||||
def get_updates(self):
|
||||
|
||||
entropy = None
|
||||
try:
|
||||
|
||||
entropy = Entropy()
|
||||
curr_hash = entropy.installed_repository().checksum(
|
||||
do_order = True, strict = False)
|
||||
if curr_hash == self.__system_db_hash:
|
||||
return self.__updates
|
||||
|
||||
try:
|
||||
update, remove, fine, spm_fine = \
|
||||
entropy.calculate_updates(use_cache = False)
|
||||
except Exception, err:
|
||||
entropy_tools.print_traceback(f = DAEMON_LOG)
|
||||
msg = "get_updates: %s: %s" % (_("Updates: error"), err,)
|
||||
self.do_alert(_("Updates: error"), msg)
|
||||
return self.__updates
|
||||
|
||||
self.__updates = update[:]
|
||||
self.__system_db_hash = curr_hash
|
||||
return self.__updates
|
||||
|
||||
finally:
|
||||
if entropy is not None:
|
||||
entropy.shutdown()
|
||||
|
||||
def _is_system_changed(self):
|
||||
with self.__is_working_mutex:
|
||||
|
||||
entropy = None
|
||||
try:
|
||||
|
||||
entropy = Entropy()
|
||||
locked = entropy.resources_locked()
|
||||
if locked:
|
||||
if DAEMON_DEBUG:
|
||||
write_output("_is_system_changed: resources locked!")
|
||||
return False # resources are locked, nothing changed yet :P
|
||||
|
||||
last_checksum = self.__last_system_repo_checksum
|
||||
cur_checksum = entropy.installed_repository().checksum(
|
||||
strict = False, strings = True)
|
||||
|
||||
changed = last_checksum != cur_checksum
|
||||
if DAEMON_DEBUG and changed:
|
||||
write_output("_is_system_changed: system db checksum changed!")
|
||||
self.__last_system_repo_checksum = cur_checksum
|
||||
return changed
|
||||
|
||||
finally:
|
||||
if entropy is not None:
|
||||
# say goodbye
|
||||
entropy.shutdown()
|
||||
|
||||
@dbus.service.method("org.entropy.Client", in_signature = '',
|
||||
out_signature = 'b')
|
||||
def is_system_changed(self):
|
||||
return self._is_system_changed()
|
||||
|
||||
@dbus.service.method("org.entropy.Client", in_signature = '',
|
||||
out_signature = 'av')
|
||||
def get_updates_atoms(self):
|
||||
|
||||
if self.__updates_atoms is not None:
|
||||
return self.__updates_atoms
|
||||
|
||||
with self.__is_working_mutex:
|
||||
atoms = []
|
||||
entropy = None
|
||||
try:
|
||||
entropy = Entropy()
|
||||
self.__updates_atoms = []
|
||||
for idpackage, repoid in self.__updates:
|
||||
try:
|
||||
dbc = entropy.open_repository(repoid)
|
||||
atoms.append(dbc.retrieveAtom(idpackage))
|
||||
except RepositoryError:
|
||||
continue
|
||||
self.__updates_atoms.extend(atoms)
|
||||
return self.__updates_atoms
|
||||
|
||||
finally:
|
||||
if entropy is not None:
|
||||
entropy.shutdown()
|
||||
|
||||
|
||||
@dbus.service.method("org.entropy.Client", in_signature = '',
|
||||
out_signature = '')
|
||||
def client_ping(self):
|
||||
self.__got_client_ping = True
|
||||
if DAEMON_DEBUG:
|
||||
write_output("client_ping: got client ping")
|
||||
|
||||
# signal sent when updates are available for retrive
|
||||
@dbus.service.signal(dbus_interface = 'org.entropy.Client',
|
||||
signature = '')
|
||||
def signal_updates(self):
|
||||
if DAEMON_DEBUG:
|
||||
write_output("signal_updates: updates available!")
|
||||
return False
|
||||
|
||||
# signal sent when daemon is updating the repositories
|
||||
@dbus.service.signal(dbus_interface = 'org.entropy.Client',
|
||||
signature = '')
|
||||
def signal_updating(self):
|
||||
if DAEMON_DEBUG:
|
||||
write_output("signal_updating: updating repos!")
|
||||
return False
|
||||
|
||||
if __name__ == "__main__":
|
||||
signal.signal(signal.SIGINT, signal.SIG_DFL)
|
||||
try:
|
||||
ud_i = UpdatesDaemon()
|
||||
except dbus.exceptions.DBusException:
|
||||
raise SystemExit(1)
|
||||
ud_i.start()
|
||||
main_loop = gobject.MainLoop()
|
||||
main_loop.run()
|
||||
ud_i.stop()
|
||||
raise SystemExit(0)
|
||||
Reference in New Issue
Block a user