Created
October 7, 2013 20:00
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Standalone IPython notebook crashes on EDP's Canopy
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| *************************************************************************** | |
| IPython post-mortem report | |
| {'commit_hash': '177894e', | |
| 'commit_source': 'installation', | |
| 'default_encoding': 'UTF-8', | |
| 'ipython_path': '/home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython', | |
| 'ipython_version': '0.13.1', | |
| 'os_name': 'posix', | |
| 'platform': 'Linux-2.6.37.6-24-desktop-x86_64-with-SuSE-11.4-x86_64', | |
| 'sys_executable': '/home/xuserx/.Canopy/EPDenvironment/bin/python', | |
| 'sys_platform': 'linux2', | |
| 'sys_version': '2.7.3 | 64-bit | (default, Aug 8 2013, 05:43:23) \n[GCC 4.1.2 20080704 (Red Hat 4.1.2-52)]'} | |
| *************************************************************************** | |
| *************************************************************************** | |
| Crash traceback: | |
| --------------------------------------------------------------------------- | |
| gaierror Python 2.7.3: /home/xuserx/.Canopy/EPDenvironment/bin/python | |
| Mon Oct 7 21:32:20 2013 | |
| A problem occured executing Python code. Here is the sequence of function | |
| calls leading up to the error, with the most recent (innermost) call last. | |
| /home/xuserx/.Canopy/EPDenvironment/bin/ipython in <module>() | |
| 1 #!/home/xuserx/.Canopy/EPDenvironment/bin/python | |
| 2 # This script was created by egginst when installing: | |
| 3 # | |
| 4 # ipython-0.13.1-2.egg | |
| 5 # | |
| 6 if __name__ == '__main__': | |
| 7 import sys | |
| 8 from IPython.frontend.terminal.ipapp import launch_new_instance | |
| 9 | |
| ---> 10 sys.exit(launch_new_instance()) | |
| global sys.exit = <built-in function exit> | |
| global launch_new_instance = <function launch_new_instance at 0xf85410> | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/frontend/terminal/ipapp.pyc in launch_new_instance() | |
| 386 if ipython_dir is None: | |
| 387 ipython_dir = get_ipython_dir() | |
| 388 profile_dir = os.path.join(ipython_dir, 'profile_default') | |
| 389 cl = PyFileConfigLoader(default_config_file_name, profile_dir) | |
| 390 try: | |
| 391 config = cl.load_config() | |
| 392 except ConfigFileNotFound: | |
| 393 # no config found | |
| 394 config = Config() | |
| 395 return config | |
| 396 | |
| 397 | |
| 398 def launch_new_instance(): | |
| 399 """Create and run a full blown IPython instance""" | |
| 400 app = TerminalIPythonApp.instance() | |
| --> 401 app.initialize() | |
| app.initialize = <bound method TerminalIPythonApp.initialize of <IPython.frontend.terminal.ipapp.TerminalIPythonApp object at 0x6d0250>> | |
| 402 app.start() | |
| 403 | |
| 404 | |
| 405 if __name__ == '__main__': | |
| 406 launch_new_instance() | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/frontend/terminal/ipapp.pyc in initialize(self=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, argv=None) | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/config/application.pyc in catch_config_error(method=<function initialize>, app=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, *args=(None,), **kwargs={}) | |
| 69 | |
| 70 #----------------------------------------------------------------------------- | |
| 71 # Application class | |
| 72 #----------------------------------------------------------------------------- | |
| 73 | |
| 74 @decorator | |
| 75 def catch_config_error(method, app, *args, **kwargs): | |
| 76 """Method decorator for catching invalid config (Trait/ArgumentErrors) during init. | |
| 77 | |
| 78 On a TraitError (generally caused by bad config), this will print the trait's | |
| 79 message, and exit the app. | |
| 80 | |
| 81 For use on init methods, to prevent invoking excepthook on invalid input. | |
| 82 """ | |
| 83 try: | |
| ---> 84 return method(app, *args, **kwargs) | |
| method = <function initialize at 0xf85140> | |
| app = <IPython.frontend.terminal.ipapp.TerminalIPythonApp object at 0x6d0250> | |
| args = (None,) | |
| kwargs = {} | |
| 85 except (TraitError, ArgumentError) as e: | |
| 86 app.print_description() | |
| 87 app.print_help() | |
| 88 app.print_examples() | |
| 89 app.log.fatal("Bad config encountered during initialization:") | |
| 90 app.log.fatal(str(e)) | |
| 91 app.log.debug("Config at the time: %s", app.config) | |
| 92 app.exit(1) | |
| 93 | |
| 94 | |
| 95 class ApplicationError(Exception): | |
| 96 pass | |
| 97 | |
| 98 | |
| 99 class Application(SingletonConfigurable): | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/frontend/terminal/ipapp.pyc in initialize(self=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, argv=None) | |
| 298 " Use `--pylab` instead, or `--pylab=foo` to specify a backend.") | |
| 299 sub = '--pylab' | |
| 300 if len(argv) > idx+1: | |
| 301 # check for gui arg, as in '-pylab qt' | |
| 302 gui = argv[idx+1] | |
| 303 if gui in ('wx', 'qt', 'qt4', 'gtk', 'auto'): | |
| 304 sub = '--pylab='+gui | |
| 305 argv.pop(idx+1) | |
| 306 argv[idx] = sub | |
| 307 | |
| 308 return super(TerminalIPythonApp, self).parse_command_line(argv) | |
| 309 | |
| 310 @catch_config_error | |
| 311 def initialize(self, argv=None): | |
| 312 """Do actions after construct, but before starting the app.""" | |
| --> 313 super(TerminalIPythonApp, self).initialize(argv) | |
| global super = undefined | |
| global TerminalIPythonApp = <class 'IPython.frontend.terminal.ipapp.TerminalIPythonApp'> | |
| self.initialize = <bound method TerminalIPythonApp.initialize of <IPython.frontend.terminal.ipapp.TerminalIPythonApp object at 0x6d0250>> | |
| argv = None | |
| 314 if self.subapp is not None: | |
| 315 # don't bother initializing further, starting subapp | |
| 316 return | |
| 317 if not self.ignore_old_config: | |
| 318 check_for_old_config(self.ipython_dir) | |
| 319 # print self.extra_args | |
| 320 if self.extra_args and not self.something_to_run: | |
| 321 self.file_to_run = self.extra_args[0] | |
| 322 self.init_path() | |
| 323 # create the shell | |
| 324 self.init_shell() | |
| 325 # and draw the banner | |
| 326 self.init_banner() | |
| 327 # Now a variety of things that happen after the banner is printed. | |
| 328 self.init_gui_pylab() | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/core/application.pyc in initialize(self=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, argv=None) | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/config/application.pyc in catch_config_error(method=<function initialize>, app=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, *args=(None,), **kwargs={}) | |
| 69 | |
| 70 #----------------------------------------------------------------------------- | |
| 71 # Application class | |
| 72 #----------------------------------------------------------------------------- | |
| 73 | |
| 74 @decorator | |
| 75 def catch_config_error(method, app, *args, **kwargs): | |
| 76 """Method decorator for catching invalid config (Trait/ArgumentErrors) during init. | |
| 77 | |
| 78 On a TraitError (generally caused by bad config), this will print the trait's | |
| 79 message, and exit the app. | |
| 80 | |
| 81 For use on init methods, to prevent invoking excepthook on invalid input. | |
| 82 """ | |
| 83 try: | |
| ---> 84 return method(app, *args, **kwargs) | |
| method = <function initialize at 0xb501b8> | |
| app = <IPython.frontend.terminal.ipapp.TerminalIPythonApp object at 0x6d0250> | |
| args = (None,) | |
| kwargs = {} | |
| 85 except (TraitError, ArgumentError) as e: | |
| 86 app.print_description() | |
| 87 app.print_help() | |
| 88 app.print_examples() | |
| 89 app.log.fatal("Bad config encountered during initialization:") | |
| 90 app.log.fatal(str(e)) | |
| 91 app.log.debug("Config at the time: %s", app.config) | |
| 92 app.exit(1) | |
| 93 | |
| 94 | |
| 95 class ApplicationError(Exception): | |
| 96 pass | |
| 97 | |
| 98 | |
| 99 class Application(SingletonConfigurable): | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/core/application.pyc in initialize(self=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, argv=None) | |
| 310 ) | |
| 311 | |
| 312 | |
| 313 def stage_default_config_file(self): | |
| 314 """auto generate default config file, and stage it into the profile.""" | |
| 315 s = self.generate_config_file() | |
| 316 fname = os.path.join(self.profile_dir.location, self.config_file_name) | |
| 317 if self.overwrite or not os.path.exists(fname): | |
| 318 self.log.warn("Generating default config file: %r"%(fname)) | |
| 319 with open(fname, 'w') as f: | |
| 320 f.write(s) | |
| 321 | |
| 322 @catch_config_error | |
| 323 def initialize(self, argv=None): | |
| 324 # don't hook up crash handler before parsing command-line | |
| --> 325 self.parse_command_line(argv) | |
| self.parse_command_line = <bound method TerminalIPythonApp.parse_command_line of <IPython.frontend.terminal.ipapp.TerminalIPythonApp object at 0x6d0250>> | |
| argv = None | |
| 326 self.init_crash_handler() | |
| 327 if self.subapp is not None: | |
| 328 # stop here if subapp is taking over | |
| 329 return | |
| 330 cl_config = self.config | |
| 331 self.init_profile_dir() | |
| 332 self.init_config_files() | |
| 333 self.load_config_file() | |
| 334 # enforce cl-opts override configfile opts: | |
| 335 self.update_config(cl_config) | |
| 336 | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/frontend/terminal/ipapp.pyc in parse_command_line(self=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, argv=['notebook']) | |
| 293 # deprecated `-pylab` given, | |
| 294 # warn and transform into current syntax | |
| 295 argv = argv[:] # copy, don't clobber | |
| 296 idx = argv.index('-pylab') | |
| 297 warn.warn("`-pylab` flag has been deprecated.\n" | |
| 298 " Use `--pylab` instead, or `--pylab=foo` to specify a backend.") | |
| 299 sub = '--pylab' | |
| 300 if len(argv) > idx+1: | |
| 301 # check for gui arg, as in '-pylab qt' | |
| 302 gui = argv[idx+1] | |
| 303 if gui in ('wx', 'qt', 'qt4', 'gtk', 'auto'): | |
| 304 sub = '--pylab='+gui | |
| 305 argv.pop(idx+1) | |
| 306 argv[idx] = sub | |
| 307 | |
| --> 308 return super(TerminalIPythonApp, self).parse_command_line(argv) | |
| global super = undefined | |
| global TerminalIPythonApp = <class 'IPython.frontend.terminal.ipapp.TerminalIPythonApp'> | |
| self.parse_command_line = <bound method TerminalIPythonApp.parse_command_line of <IPython.frontend.terminal.ipapp.TerminalIPythonApp object at 0x6d0250>> | |
| argv = ['notebook'] | |
| 309 | |
| 310 @catch_config_error | |
| 311 def initialize(self, argv=None): | |
| 312 """Do actions after construct, but before starting the app.""" | |
| 313 super(TerminalIPythonApp, self).initialize(argv) | |
| 314 if self.subapp is not None: | |
| 315 # don't bother initializing further, starting subapp | |
| 316 return | |
| 317 if not self.ignore_old_config: | |
| 318 check_for_old_config(self.ipython_dir) | |
| 319 # print self.extra_args | |
| 320 if self.extra_args and not self.something_to_run: | |
| 321 self.file_to_run = self.extra_args[0] | |
| 322 self.init_path() | |
| 323 # create the shell | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/config/application.pyc in parse_command_line(self=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, argv=['notebook']) | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/config/application.pyc in catch_config_error(method=<function parse_command_line>, app=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, *args=(['notebook'],), **kwargs={}) | |
| 69 | |
| 70 #----------------------------------------------------------------------------- | |
| 71 # Application class | |
| 72 #----------------------------------------------------------------------------- | |
| 73 | |
| 74 @decorator | |
| 75 def catch_config_error(method, app, *args, **kwargs): | |
| 76 """Method decorator for catching invalid config (Trait/ArgumentErrors) during init. | |
| 77 | |
| 78 On a TraitError (generally caused by bad config), this will print the trait's | |
| 79 message, and exit the app. | |
| 80 | |
| 81 For use on init methods, to prevent invoking excepthook on invalid input. | |
| 82 """ | |
| 83 try: | |
| ---> 84 return method(app, *args, **kwargs) | |
| method = <function parse_command_line at 0xa07758> | |
| app = <IPython.frontend.terminal.ipapp.TerminalIPythonApp object at 0x6d0250> | |
| args = (['notebook'],) | |
| kwargs = {} | |
| 85 except (TraitError, ArgumentError) as e: | |
| 86 app.print_description() | |
| 87 app.print_help() | |
| 88 app.print_examples() | |
| 89 app.log.fatal("Bad config encountered during initialization:") | |
| 90 app.log.fatal(str(e)) | |
| 91 app.log.debug("Config at the time: %s", app.config) | |
| 92 app.exit(1) | |
| 93 | |
| 94 | |
| 95 class ApplicationError(Exception): | |
| 96 pass | |
| 97 | |
| 98 | |
| 99 class Application(SingletonConfigurable): | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/config/application.pyc in parse_command_line(self=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, argv=['notebook']) | |
| 405 | |
| 406 @catch_config_error | |
| 407 def parse_command_line(self, argv=None): | |
| 408 """Parse the command line arguments.""" | |
| 409 argv = sys.argv[1:] if argv is None else argv | |
| 410 | |
| 411 if argv and argv[0] == 'help': | |
| 412 # turn `ipython help notebook` into `ipython notebook -h` | |
| 413 argv = argv[1:] + ['-h'] | |
| 414 | |
| 415 if self.subcommands and len(argv) > 0: | |
| 416 # we have subcommands, and one may have been specified | |
| 417 subc, subargv = argv[0], argv[1:] | |
| 418 if re.match(r'^\w(\-?\w)*$', subc) and subc in self.subcommands: | |
| 419 # it's a subcommand, and *not* a flag or class parameter | |
| --> 420 return self.initialize_subcommand(subc, subargv) | |
| self.initialize_subcommand = <bound method TerminalIPythonApp.initialize_subcommand of <IPython.frontend.terminal.ipapp.TerminalIPythonApp object at 0x6d0250>> | |
| subc = 'notebook' | |
| subargv = [] | |
| 421 | |
| 422 if '-h' in argv or '--help' in argv or '--help-all' in argv: | |
| 423 self.print_description() | |
| 424 self.print_help('--help-all' in argv) | |
| 425 self.print_examples() | |
| 426 self.exit(0) | |
| 427 | |
| 428 if '--version' in argv or '-V' in argv: | |
| 429 self.print_version() | |
| 430 self.exit(0) | |
| 431 | |
| 432 # flatten flags&aliases, so cl-args get appropriate priority: | |
| 433 flags,aliases = self.flatten_flags() | |
| 434 | |
| 435 loader = KVArgParseConfigLoader(argv=argv, aliases=aliases, | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/config/application.pyc in initialize_subcommand(self=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, subc='notebook', argv=[]) | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/config/application.pyc in catch_config_error(method=<function initialize_subcommand>, app=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, *args=('notebook', []), **kwargs={}) | |
| 69 | |
| 70 #----------------------------------------------------------------------------- | |
| 71 # Application class | |
| 72 #----------------------------------------------------------------------------- | |
| 73 | |
| 74 @decorator | |
| 75 def catch_config_error(method, app, *args, **kwargs): | |
| 76 """Method decorator for catching invalid config (Trait/ArgumentErrors) during init. | |
| 77 | |
| 78 On a TraitError (generally caused by bad config), this will print the trait's | |
| 79 message, and exit the app. | |
| 80 | |
| 81 For use on init methods, to prevent invoking excepthook on invalid input. | |
| 82 """ | |
| 83 try: | |
| ---> 84 return method(app, *args, **kwargs) | |
| method = <function initialize_subcommand at 0xa075f0> | |
| app = <IPython.frontend.terminal.ipapp.TerminalIPythonApp object at 0x6d0250> | |
| args = ('notebook', []) | |
| kwargs = {} | |
| 85 except (TraitError, ArgumentError) as e: | |
| 86 app.print_description() | |
| 87 app.print_help() | |
| 88 app.print_examples() | |
| 89 app.log.fatal("Bad config encountered during initialization:") | |
| 90 app.log.fatal(str(e)) | |
| 91 app.log.debug("Config at the time: %s", app.config) | |
| 92 app.exit(1) | |
| 93 | |
| 94 | |
| 95 class ApplicationError(Exception): | |
| 96 pass | |
| 97 | |
| 98 | |
| 99 class Application(SingletonConfigurable): | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/config/application.pyc in initialize_subcommand(self=<IPython.frontend.terminal.ipapp.TerminalIPythonApp object>, subc='notebook', argv=[]) | |
| 344 self.config = newconfig | |
| 345 | |
| 346 @catch_config_error | |
| 347 def initialize_subcommand(self, subc, argv=None): | |
| 348 """Initialize a subcommand with argv.""" | |
| 349 subapp,help = self.subcommands.get(subc) | |
| 350 | |
| 351 if isinstance(subapp, basestring): | |
| 352 subapp = import_item(subapp) | |
| 353 | |
| 354 # clear existing instances | |
| 355 self.__class__.clear_instance() | |
| 356 # instantiate | |
| 357 self.subapp = subapp.instance() | |
| 358 # and initialize subapp | |
| --> 359 self.subapp.initialize(argv) | |
| self.subapp.initialize = <bound method NotebookApp.initialize of <IPython.frontend.html.notebook.notebookapp.NotebookApp object at 0x1099bd0>> | |
| argv = [] | |
| 360 | |
| 361 def flatten_flags(self): | |
| 362 """flatten flags and aliases, so cl-args override as expected. | |
| 363 | |
| 364 This prevents issues such as an alias pointing to InteractiveShell, | |
| 365 but a config file setting the same trait in TerminalInteraciveShell | |
| 366 getting inappropriate priority over the command-line arg. | |
| 367 | |
| 368 Only aliases with exactly one descendent in the class list | |
| 369 will be promoted. | |
| 370 | |
| 371 """ | |
| 372 # build a tree of classes in our list that inherit from a particular | |
| 373 # it will be a dict by parent classname of classes in our list | |
| 374 # that are descendents | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/frontend/html/notebook/notebookapp.pyc in initialize(self=<IPython.frontend.html.notebook.notebookapp.NotebookApp object>, argv=[]) | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/config/application.pyc in catch_config_error(method=<function initialize>, app=<IPython.frontend.html.notebook.notebookapp.NotebookApp object>, *args=([],), **kwargs={}) | |
| 69 | |
| 70 #----------------------------------------------------------------------------- | |
| 71 # Application class | |
| 72 #----------------------------------------------------------------------------- | |
| 73 | |
| 74 @decorator | |
| 75 def catch_config_error(method, app, *args, **kwargs): | |
| 76 """Method decorator for catching invalid config (Trait/ArgumentErrors) during init. | |
| 77 | |
| 78 On a TraitError (generally caused by bad config), this will print the trait's | |
| 79 message, and exit the app. | |
| 80 | |
| 81 For use on init methods, to prevent invoking excepthook on invalid input. | |
| 82 """ | |
| 83 try: | |
| ---> 84 return method(app, *args, **kwargs) | |
| method = <function initialize at 0x2689aa0> | |
| app = <IPython.frontend.html.notebook.notebookapp.NotebookApp object at 0x1099bd0> | |
| args = ([],) | |
| kwargs = {} | |
| 85 except (TraitError, ArgumentError) as e: | |
| 86 app.print_description() | |
| 87 app.print_help() | |
| 88 app.print_examples() | |
| 89 app.log.fatal("Bad config encountered during initialization:") | |
| 90 app.log.fatal(str(e)) | |
| 91 app.log.debug("Config at the time: %s", app.config) | |
| 92 app.exit(1) | |
| 93 | |
| 94 | |
| 95 class ApplicationError(Exception): | |
| 96 pass | |
| 97 | |
| 98 | |
| 99 class Application(SingletonConfigurable): | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/frontend/html/notebook/notebookapp.pyc in initialize(self=<IPython.frontend.html.notebook.notebookapp.NotebookApp object>, argv=[]) | |
| 517 # no answer, or answer is no: | |
| 518 # set it back to original SIGINT handler | |
| 519 # use IOLoop.add_callback because signal.signal must be called | |
| 520 # from main thread | |
| 521 ioloop.IOLoop.instance().add_callback(self._restore_sigint_handler) | |
| 522 | |
| 523 def _signal_stop(self, sig, frame): | |
| 524 self.log.critical("received signal %s, stopping", sig) | |
| 525 ioloop.IOLoop.instance().stop() | |
| 526 | |
| 527 @catch_config_error | |
| 528 def initialize(self, argv=None): | |
| 529 self.init_logging() | |
| 530 super(NotebookApp, self).initialize(argv) | |
| 531 self.init_configurables() | |
| --> 532 self.init_webapp() | |
| self.init_webapp = <bound method NotebookApp.init_webapp of <IPython.frontend.html.notebook.notebookapp.NotebookApp object at 0x1099bd0>> | |
| 533 self.init_signal() | |
| 534 | |
| 535 def cleanup_kernels(self): | |
| 536 """shutdown all kernels | |
| 537 | |
| 538 The kernels will shutdown themselves when this process no longer exists, | |
| 539 but explicit shutdown allows the KernelManagers to cleanup the connection files. | |
| 540 """ | |
| 541 self.log.info('Shutting down kernels') | |
| 542 km = self.kernel_manager | |
| 543 # copy list, since shutdown_kernel deletes keys | |
| 544 for kid in list(km.kernel_ids): | |
| 545 km.shutdown_kernel(kid) | |
| 546 | |
| 547 def start(self): | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/IPython/frontend/html/notebook/notebookapp.pyc in init_webapp(self=<IPython.frontend.html.notebook.notebookapp.NotebookApp object>) | |
| 435 ssl_options = dict(certfile=self.certfile) | |
| 436 if self.keyfile: | |
| 437 ssl_options['keyfile'] = self.keyfile | |
| 438 else: | |
| 439 ssl_options = None | |
| 440 self.web_app.password = self.password | |
| 441 self.http_server = httpserver.HTTPServer(self.web_app, ssl_options=ssl_options) | |
| 442 if ssl_options is None and not self.ip and not (self.read_only and not self.password): | |
| 443 self.log.critical('WARNING: the notebook server is listening on all IP addresses ' | |
| 444 'but not using any encryption or authentication. This is highly ' | |
| 445 'insecure and not recommended.') | |
| 446 | |
| 447 success = None | |
| 448 for port in random_ports(self.port, self.port_retries+1): | |
| 449 try: | |
| --> 450 self.http_server.listen(port, self.ip) | |
| self.http_server.listen = <bound method HTTPServer.listen of <tornado.httpserver.HTTPServer object at 0x268a850>> | |
| port = 8888 | |
| self.ip = u'127.0.0.1' | |
| 451 except socket.error, e: | |
| 452 if e.errno != errno.EADDRINUSE: | |
| 453 raise | |
| 454 self.log.info('The port %i is already in use, trying another random port.' % port) | |
| 455 else: | |
| 456 self.port = port | |
| 457 success = True | |
| 458 break | |
| 459 if not success: | |
| 460 self.log.critical('ERROR: the notebook server could not be started because ' | |
| 461 'no available port could be found.') | |
| 462 self.exit(1) | |
| 463 | |
| 464 def init_signal(self): | |
| 465 # FIXME: remove this check when pyzmq dependency is >= 2.1.11 | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/tornado/netutil.pyc in listen(self=<tornado.httpserver.HTTPServer object>, port=8888, address=u'127.0.0.1') | |
| 85 def __init__(self, io_loop=None, ssl_options=None): | |
| 86 self.io_loop = io_loop | |
| 87 self.ssl_options = ssl_options | |
| 88 self._sockets = {} # fd -> socket object | |
| 89 self._pending_sockets = [] | |
| 90 self._started = False | |
| 91 | |
| 92 def listen(self, port, address=""): | |
| 93 """Starts accepting connections on the given port. | |
| 94 | |
| 95 This method may be called more than once to listen on multiple ports. | |
| 96 `listen` takes effect immediately; it is not necessary to call | |
| 97 `TCPServer.start` afterwards. It is, however, necessary to start | |
| 98 the `IOLoop`. | |
| 99 """ | |
| --> 100 sockets = bind_sockets(port, address=address) | |
| sockets = undefined | |
| global bind_sockets = <function bind_sockets at 0x11212a8> | |
| port = 8888 | |
| address = u'127.0.0.1' | |
| 101 self.add_sockets(sockets) | |
| 102 | |
| 103 def add_sockets(self, sockets): | |
| 104 """Makes this server start accepting connections on the given sockets. | |
| 105 | |
| 106 The ``sockets`` parameter is a list of socket objects such as | |
| 107 those returned by `bind_sockets`. | |
| 108 `add_sockets` is typically used in combination with that | |
| 109 method and `tornado.process.fork_processes` to provide greater | |
| 110 control over the initialization of a multi-process server. | |
| 111 """ | |
| 112 if self.io_loop is None: | |
| 113 self.io_loop = IOLoop.instance() | |
| 114 | |
| 115 for sock in sockets: | |
| /home/xuserx/.Canopy/EPDenvironment/lib/python2.7/site-packages/tornado/netutil.pyc in bind_sockets(port=8888, address=u'127.0.0.1', family=0, backlog=128) | |
| 233 | |
| 234 The ``backlog`` argument has the same meaning as for | |
| 235 ``socket.listen()``. | |
| 236 """ | |
| 237 sockets = [] | |
| 238 if address == "": | |
| 239 address = None | |
| 240 flags = socket.AI_PASSIVE | |
| 241 if hasattr(socket, "AI_ADDRCONFIG"): | |
| 242 # AI_ADDRCONFIG ensures that we only try to bind on ipv6 | |
| 243 # if the system is configured for it, but the flag doesn't | |
| 244 # exist on some platforms (specifically WinXP, although | |
| 245 # newer versions of windows have it) | |
| 246 flags |= socket.AI_ADDRCONFIG | |
| 247 for res in set(socket.getaddrinfo(address, port, family, socket.SOCK_STREAM, | |
| --> 248 0, flags)): | |
| flags = 33 | |
| 249 af, socktype, proto, canonname, sockaddr = res | |
| 250 sock = socket.socket(af, socktype, proto) | |
| 251 set_close_exec(sock.fileno()) | |
| 252 sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) | |
| 253 if af == socket.AF_INET6: | |
| 254 # On linux, ipv6 sockets accept ipv4 too by default, | |
| 255 # but this makes it impossible to bind to both | |
| 256 # 0.0.0.0 in ipv4 and :: in ipv6. On other systems, | |
| 257 # separate sockets *must* be used to listen for both ipv4 | |
| 258 # and ipv6. For consistency, always disable ipv4 on our | |
| 259 # ipv6 sockets and use a separate ipv4 socket when needed. | |
| 260 # | |
| 261 # Python 2.x on windows doesn't have IPPROTO_IPV6. | |
| 262 if hasattr(socket, "IPPROTO_IPV6"): | |
| 263 sock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 1) | |
| gaierror: [Errno -9] Address family for hostname not supported | |
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