import os
import terminado
from ..utils import check_version
if not check_version(terminado.__version__, '0.8.1'):
raise ImportError("terminado >= 0.8.1 required, found %s" % terminado.__version__)
from ipython_genutils.py3compat import which
from terminado import NamedTermManager
from tornado.log import app_log
from notebook.utils import url_path_join as ujoin
from .handlers import TerminalHandler, TermSocket
from . import api_handlers
def initialize(webapp, notebook_dir, connection_url, settings):
if os.name == 'nt':
default_shell = 'powershell.exe'
else:
default_shell = which('sh')
shell = settings.get('shell_command',
[os.environ.get('SHELL') or default_shell]
)
terminal_manager = webapp.settings['terminal_manager'] = NamedTermManager(
shell_command=shell,
extra_env={'JUPYTER_SERVER_ROOT': notebook_dir,
'JUPYTER_SERVER_URL': connection_url,
},
)
terminal_manager.log = app_log
base_url = webapp.settings['base_url']
handlers = [
(ujoin(base_url, r"/terminals/(\w+)"), TerminalHandler),
(ujoin(base_url, r"/terminals/websocket/(\w+)"), TermSocket,
{'term_manager': terminal_manager}),
(ujoin(base_url, r"/api/terminals"), api_handlers.TerminalRootHandler),
(ujoin(base_url, r"/api/terminals/(\w+)"), api_handlers.TerminalHandler),
]
webapp.add_handlers(".*$", handlers)