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https://github.com/avatao-content/baseimage-tutorial-framework
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49 lines
1.3 KiB
Python
49 lines
1.3 KiB
Python
import logging
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from .history_monitor import BashMonitor
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from .terminado_mini_server import TerminadoMiniServer
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LOG = logging.getLogger(__name__)
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class TerminalHandler:
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keys = ['terminal']
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def __init__(self, *, port, user, working_directory, histfile):
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self.connector, self._historymonitor = None, None
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self._histfile = histfile
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bash_as_user_cmd = ['sudo', '-u', user, 'bash']
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self.terminado_server = TerminadoMiniServer(
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'/terminal',
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port,
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working_directory,
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bash_as_user_cmd
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)
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self.terminado_server.listen()
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self.commands = {
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'terminal.write': self.handle_write
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}
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def start(self):
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self._historymonitor = BashMonitor(self.connector, self._histfile)
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self._historymonitor.start()
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@property
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def historymonitor(self):
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return self._historymonitor
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def handle_event(self, message, _):
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try:
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self.commands[message['key']](message)
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except KeyError:
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LOG.error('IGNORING MESSAGE: Invalid message received: %s', message)
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def handle_write(self, message):
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self.terminado_server.pty.write(message['command'])
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def cleanup(self):
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self.terminado_server.stop()
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self.historymonitor.stop()
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