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Diffstat (limited to 'pyload/Core.py')
| -rw-r--r-- | pyload/Core.py | 667 |
1 files changed, 667 insertions, 0 deletions
diff --git a/pyload/Core.py b/pyload/Core.py new file mode 100644 index 000000000..15b036c7a --- /dev/null +++ b/pyload/Core.py @@ -0,0 +1,667 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- + +############################################################################### +# Copyright(c) 2008-2013 pyLoad Team +# http://www.pyload.org +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU Affero General Public License as +# published by the Free Software Foundation, either version 3 of the +# License, or (at your option) any later version. +# +# Subjected to the terms and conditions in LICENSE +# +# @author: spoob +# @author: sebnapi +# @author: RaNaN +# @author: mkaay +# @version: v0.5.0 +############################################################################### + +from pyload import __version__ as CURRENT_VERSION + +import __builtin__ + +from getopt import getopt, GetoptError +import logging +import logging.handlers +import os +from os import _exit, execl, getcwd, remove, walk, chdir, close +import signal +import sys +from sys import argv, executable, exit +from time import time, sleep +from traceback import print_exc + +import locale +locale.locale_alias = locale.windows_locale = {} #save ~100kb ram, no known sideeffects for now + +import subprocess +subprocess.__doc__ = None # the module with the largest doc we are using + +import InitHomeDir + +from AccountManager import AccountManager +from config.ConfigParser import ConfigParser +from config.ConfigManager import ConfigManager +from PluginManager import PluginManager +from interaction.EventManager import EventManager +from network.RequestFactory import RequestFactory +from web.ServerThread import WebServer +from Scheduler import Scheduler +from remote.RemoteManager import RemoteManager +from utils.JsEngine import JsEngine + +import utils.pylgettext as gettext +from utils import formatSize, get_console_encoding +from utils.fs import free_space, exists, makedirs, join, chmod + +from codecs import getwriter + +# test runner overwrites sys.stdout +if hasattr(sys.stdout, "encoding"): enc = get_console_encoding(sys.stdout.encoding) +else: enc = "utf8" + +sys._stdout = sys.stdout +sys.stdout = getwriter(enc)(sys.stdout, errors="replace") + +# TODO List +# - configurable auth system ldap/mysql +# - cron job like sheduler +# - plugin stack / multi decrypter +# - media plugin type +# - general progress info +# - content attribute for files / sync status +# - sync with disk content / file manager / nested packages +# - sync between pyload cores +# - new attributes (date|sync status) +# - embedded packages +# - would require new/modified link collector concept +# - pausable links/packages +# - toggable accounts +# - interaction manager +# - improve external scripts +# - make pyload undestructable to fail plugins -> see ConfigParser first + +class Core(object): + """pyLoad Core, one tool to rule them all... (the filehosters) :D""" + + def __init__(self): + self.doDebug = False + self.running = False + self.daemon = False + self.remote = True + self.pdb = None + self.arg_links = [] + self.pidfile = "pyload.pid" + self.deleteLinks = False # will delete links on startup + + if len(argv) > 1: + try: + options, args = getopt(argv[1:], 'vchdusqp:', + ["version", "clear", "clean", "help", "debug", "user", + "setup", "configdir=", "changedir", "daemon", + "quit", "status", "no-remote","pidfile="]) + + for option, argument in options: + if option in ("-v", "--version"): + print "pyLoad", CURRENT_VERSION + exit() + elif option in ("-p", "--pidfile"): + self.pidfile = argument + elif option == "--daemon": + self.daemon = True + elif option in ("-c", "--clear"): + self.deleteLinks = True + elif option in ("-h", "--help"): + self.print_help() + exit() + elif option in ("-d", "--debug"): + self.doDebug = True + elif option in ("-u", "--user"): + from Setup import Setup + + self.config = ConfigParser() + s = Setup(pypath, self.config) + s.set_user() + exit() + elif option in ("-s", "--setup"): + from Setup import Setup + + self.config = ConfigParser() + s = Setup(pypath, self.config) + s.start() + exit() + elif option == "--changedir": + from Setup import Setup + + self.config = ConfigParser() + s = Setup(pypath, self.config) + s.conf_path(True) + exit() + elif option in ("-q", "--quit"): + self.quitInstance() + exit() + elif option == "--status": + pid = self.isAlreadyRunning() + if self.isAlreadyRunning(): + print pid + exit(0) + else: + print "false" + exit(1) + elif option == "--clean": + self.cleanTree() + exit() + elif option == "--no-remote": + self.remote = False + + except GetoptError: + print 'Unknown Argument(s) "%s"' % " ".join(argv[1:]) + self.print_help() + exit() + + def print_help(self): + print "" + print "pyLoad v%s 2008-2013 the pyLoad Team" % CURRENT_VERSION + print "" + if sys.argv[0].endswith(".py"): + print "Usage: python pyload.py [options]" + else: + print "Usage: pyload [options]" + print "" + print "<Options>" + print " -v, --version", " " * 10, "Print version to terminal" + print " -c, --clear", " " * 12, "Delete all saved packages/links" + #print " -a, --add=<link/list>", " " * 2, "Add the specified links" + print " -u, --user", " " * 13, "Manages users" + print " -d, --debug", " " * 12, "Enable debug mode" + print " -s, --setup", " " * 12, "Run setup assistant" + print " --configdir=<dir>", " " * 6, "Run with <dir> as configuration directory" + print " -p, --pidfile=<file>", " " * 3, "Set pidfile to <file>" + print " --changedir", " " * 12, "Change configuration directory permanently" + print " --daemon", " " * 15, "Daemonize after startup" + print " --no-remote", " " * 12, "Disable remote access" + print " --status", " " * 15, "Display pid if running or False" + print " --clean", " " * 16, "Remove .pyc/.pyo files" + print " -q, --quit", " " * 13, "Quit a running pyLoad instance" + print " -h, --help", " " * 13, "Display this help screen" + print "" + + + def quit(self, a, b): + self.shutdown() + self.log.info(_("Received Quit signal")) + _exit(1) + + def writePidFile(self): + self.deletePidFile() + pid = os.getpid() + f = open(self.pidfile, "wb") + f.write(str(pid)) + f.close() + chmod(self.pidfile, 0660) + + def deletePidFile(self): + if self.checkPidFile(): + self.log.debug("Deleting old pidfile %s" % self.pidfile) + os.remove(self.pidfile) + + def checkPidFile(self): + """ return pid as int or 0""" + if os.path.isfile(self.pidfile): + f = open(self.pidfile, "rb") + pid = f.read().strip() + f.close() + if pid: + pid = int(pid) + return pid + + return 0 + + def isAlreadyRunning(self): + pid = self.checkPidFile() + if not pid or os.name == "nt": return False + try: + os.kill(pid, 0) # 0 - default signal (does nothing) + except: + return 0 + + return pid + + def quitInstance(self): + if os.name == "nt": + print "Not supported on windows." + return + + pid = self.isAlreadyRunning() + if not pid: + print "No pyLoad running." + return + + try: + os.kill(pid, 3) #SIGUIT + + t = time() + print "waiting for pyLoad to quit" + + while exists(self.pidfile) and t + 10 > time(): + sleep(0.25) + + if not exists(self.pidfile): + print "pyLoad successfully stopped" + else: + os.kill(pid, 9) #SIGKILL + print "pyLoad did not respond" + print "Kill signal was send to process with id %s" % pid + + except: + print "Error quitting pyLoad" + + + def cleanTree(self): + for path, dirs, files in walk(self.path("")): + for f in files: + if not f.endswith(".pyo") and not f.endswith(".pyc"): + continue + + if "_25" in f or "_26" in f or "_27" in f: + continue + + print join(path, f) + remove(join(path, f)) + + def start(self, rpc=True, web=True, tests=False): + """ starts the fun :D """ + + self.version = CURRENT_VERSION + + # TODO: Re-enable when its working again + # TODO: Don't forget it + if False and not exists("pyload.conf") and not tests: + from Setup import Setup + + print "This is your first start, running configuration assistant now." + self.config = ConfigParser() + s = Setup(pypath, self.config) + res = False + try: + res = s.start() + except SystemExit: + pass + except KeyboardInterrupt: + print "\nSetup interrupted" + except: + res = False + print_exc() + print "Setup failed" + if not res: + remove("pyload.conf") + + exit() + + try: signal.signal(signal.SIGQUIT, self.quit) + except: pass + + self.config = ConfigParser() + + gettext.setpaths([join(os.sep, "usr", "share", "pyload", "locale"), None]) + translation = gettext.translation("pyLoad", self.path("locale"), + languages=[self.config['general']['language'],"en"],fallback=True) + translation.install(True) + + # load again so translations are propagated + self.config.loadDefault() + + self.debug = self.doDebug or self.config['general']['debug_mode'] + self.remote &= self.config['remote']['activated'] + + pid = self.isAlreadyRunning() + # don't exit when in test runner + if pid and not tests: + print _("pyLoad already running with pid %s") % pid + exit() + + if os.name != "nt" and self.config["general"]["renice"]: + os.system("renice %d %d" % (self.config["general"]["renice"], os.getpid())) + + if self.config["permission"]["change_group"]: + if os.name != "nt": + try: + from grp import getgrnam + + group = getgrnam(self.config["permission"]["group"]) + os.setgid(group[2]) + except Exception, e: + print _("Failed changing group: %s") % e + + if self.config["permission"]["change_user"]: + if os.name != "nt": + try: + from pwd import getpwnam + + user = getpwnam(self.config["permission"]["user"]) + os.setuid(user[2]) + except Exception, e: + print _("Failed changing user: %s") % e + + if self.debug: + self.init_logger(logging.DEBUG) # logging level + else: + self.init_logger(logging.INFO) # logging level + + self.do_kill = False + self.do_restart = False + self.shuttedDown = False + + self.log.info(_("Starting") + " pyLoad %s" % CURRENT_VERSION) + self.log.info(_("Using home directory: %s") % getcwd()) + + if not tests: + self.writePidFile() + + self.captcha = True # checks seems to fail, although tesseract is available + + self.eventManager = self.evm = EventManager(self) + self.setupDB() + + # Upgrade to configManager + self.config = ConfigManager(self, self.config) + + if self.deleteLinks: + self.log.info(_("All links removed")) + self.db.purgeLinks() + + self.requestFactory = RequestFactory(self) + __builtin__.pyreq = self.requestFactory + + # deferred import, could improve start-up time + from Api import Api + from AddonManager import AddonManager + from interaction.InteractionManager import InteractionManager + from threads.ThreadManager import ThreadManager + + Api.initComponents() + self.api = Api(self) + + self.scheduler = Scheduler(self) + + #hell yeah, so many important managers :D + self.pluginManager = PluginManager(self) + self.interactionManager = self.im = InteractionManager(self) + self.accountManager = AccountManager(self) + self.threadManager = ThreadManager(self) + self.addonManager = AddonManager(self) + self.remoteManager = RemoteManager(self) + + self.js = JsEngine() + + # enough initialization for test cases + if tests: return + + self.log.info(_("Download time: %s") % self.api.isTimeDownload()) + + if rpc: + self.remoteManager.startBackends() + + if web: + self.init_webserver() + + dl_folder = self.config["general"]["download_folder"] + + if not exists(dl_folder): + makedirs(dl_folder) + + spaceLeft = free_space(dl_folder) + + self.log.info(_("Free space: %s") % formatSize(spaceLeft)) + + self.config.save() #save so config files gets filled + + link_file = join(pypath, "links.txt") + + if exists(link_file): + f = open(link_file, "rb") + if f.read().strip(): + self.api.addPackage("links.txt", [link_file], 1) + f.close() + + link_file = "links.txt" + if exists(link_file): + f = open(link_file, "rb") + if f.read().strip(): + self.api.addPackage("links.txt", [link_file], 1) + f.close() + + #self.scheduler.addJob(0, self.accountManager.getAccountInfos) + self.log.info(_("Activating Accounts...")) + self.accountManager.refreshAllAccounts() + + #restart failed + if self.config["download"]["restart_failed"]: + self.log.info(_("Restarting failed downloads...")) + self.api.restartFailed() + + self.threadManager.pause = False + self.running = True + + self.addonManager.activateAddons() + + self.log.info(_("pyLoad is up and running")) + self.eventManager.dispatchEvent("core:ready") + + #test api +# from pyload.common.APIExerciser import startApiExerciser +# startApiExerciser(self, 3) + + #some memory stats +# from guppy import hpy +# hp=hpy() +# print hp.heap() +# import objgraph +# objgraph.show_most_common_types(limit=30) +# import memdebug +# memdebug.start(8002) +# from meliae import scanner +# scanner.dump_all_objects(self.path('objs.json')) + + locals().clear() + + while True: + sleep(1.5) + if self.do_restart: + self.log.info(_("restarting pyLoad")) + self.restart() + if self.do_kill: + self.shutdown() + self.log.info(_("pyLoad quits")) + self.removeLogger() + _exit(0) + # TODO check exits codes, clean exit is still blocked + + self.threadManager.work() + self.interactionManager.work() + self.scheduler.work() + + def setupDB(self): + from database import DatabaseBackend + from FileManager import FileManager + + self.db = DatabaseBackend(self) # the backend + self.db.setup() + + self.files = FileManager(self) + self.db.manager = self.files #ugly? + + def init_webserver(self): + if self.config['webinterface']['activated']: + self.webserver = WebServer(self) + self.webserver.start() + + def init_logger(self, level): + console = logging.StreamHandler(sys.stdout) + + # try to get a time formatting depending on system locale + tfrm = None + try: # change current locale to default if it is not set + current_locale = locale.getlocale() + if current_locale == (None, None): + current_locale = locale.setlocale(locale.LC_ALL, '') + + # We use timeformat provided by locale when available + if current_locale != (None, None): + tfrm = locale.nl_langinfo(locale.D_FMT) + " " + locale.nl_langinfo(locale.T_FMT) + except: # something did go wrong, locale is heavily platform dependant + pass + + # default formatting when no one was obtained + if not tfrm: + tfrm = "%d.%m.%Y %H:%M:%S" + + frm = logging.Formatter("%(asctime)s %(levelname)-8s %(message)s", tfrm) + console.setFormatter(frm) + self.log = logging.getLogger("log") # setable in config + + if not exists(self.config['log']['log_folder']): + makedirs(self.config['log']['log_folder'], 0700) + + if self.config['log']['file_log']: + if self.config['log']['log_rotate']: + file_handler = logging.handlers.RotatingFileHandler(join(self.config['log']['log_folder'], 'log.txt'), + maxBytes=self.config['log']['log_size'] * 1024, + backupCount=int(self.config['log']['log_count']), + encoding="utf8") + else: + file_handler = logging.FileHandler(join(self.config['log']['log_folder'], 'log.txt'), encoding="utf8") + + file_handler.setFormatter(frm) + self.log.addHandler(file_handler) + + self.log.addHandler(console) #if console logging + self.log.setLevel(level) + + def removeLogger(self): + for h in list(self.log.handlers): + self.log.removeHandler(h) + h.close() + + + def restart(self): + self.shutdown() + chdir(owd) + # close some open fds + for i in range(3,50): + try: + close(i) + except : + pass + + execl(executable, executable, *sys.argv) + _exit(0) + + def shutdown(self): + self.log.info(_("shutting down...")) + self.eventManager.dispatchEvent("coreShutdown") + try: + if self.config['webinterface']['activated'] and hasattr(self, "webserver"): + pass # TODO: quit webserver? +# self.webserver.quit() + + for thread in self.threadManager.threads: + thread.put("quit") + + self.api.stopAllDownloads() + self.addonManager.deactivateAddons() + + except: + self.print_exc() + self.log.info(_("error while shutting down")) + + finally: + self.files.syncSave() + self.db.shutdown() + self.shuttedDown = True + + self.deletePidFile() + + def shell(self): + """ stop and open an ipython shell inplace""" + if self.debug: + from IPython import embed + sys.stdout = sys._stdout + embed() + + def breakpoint(self): + if self.debug: + from IPython.core.debugger import Pdb + sys.stdout = sys._stdout + if not self.pdb: self.pdb = Pdb() + self.pdb.set_trace() + + def print_exc(self): + if self.debug: + print_exc() + + def path(self, *args): + return join(pypath, *args) + + +def deamon(): + try: + pid = os.fork() + if pid > 0: + sys.exit(0) + except OSError, e: + print >> sys.stderr, "fork #1 failed: %d (%s)" % (e.errno, e.strerror) + sys.exit(1) + + # decouple from parent environment + os.setsid() + os.umask(0) + + # do second fork + try: + pid = os.fork() + if pid > 0: + # exit from second parent, print eventual PID before + print "Daemon PID %d" % pid + sys.exit(0) + except OSError, e: + print >> sys.stderr, "fork #2 failed: %d (%s)" % (e.errno, e.strerror) + sys.exit(1) + + # Iterate through and close some file descriptors. + for fd in range(0, 3): + try: + os.close(fd) + except OSError: # ERROR, fd wasn't open to begin with (ignored) + pass + + os.open(os.devnull, os.O_RDWR) # standard input (0) + os.dup2(0, 1) # standard output (1) + os.dup2(0, 2) + + pyload_core = Core() + pyload_core.start() + +# And so it begins... +def main(): + #change name to 'pyLoadCore' + #from module.lib.rename_process import renameProcess + #renameProcess('pyLoadCore') + if "--daemon" in sys.argv: + deamon() + else: + pyload_core = Core() + try: + pyload_core.start() + except KeyboardInterrupt: + pyload_core.shutdown() + pyload_core.log.info(_("killed pyLoad from terminal")) + pyload_core.removeLogger() + _exit(1) + + +if __name__ == "__main__": + print "This file can not be started directly."
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