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https://github.com/avatao-content/baseimage-tutorial-framework
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39 lines
1.4 KiB
Python
39 lines
1.4 KiB
Python
from tfw.components.terminado_mini_server import TerminadoMiniServer
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from tfw.components.history_monitor import HistoryMonitor
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from tfw.event_handler_base import TriggerlessEventHandler
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from tfw.config import tfwenv
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from tfw.config.logs import logging
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log = logging.getLogger(__name__)
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class TerminadoEventHandler(TriggerlessEventHandler):
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def __init__(self, key):
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super().__init__(key)
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self.working_directory = tfwenv.TERMINADO_DIR
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self._historymonitor = HistoryMonitor(tfwenv.HISTFILE)
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self.terminado_server = TerminadoMiniServer('/terminal', tfwenv.TERMINADO_PORT, tfwenv.TERMINADO_WD, ['bash'])
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self.commands = {'write': self.write,
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'read': self.read}
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self._historymonitor.watch()
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self.terminado_server.listen()
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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, key, data_json):
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log.debug('TerminadoEventHandler received event: {}'.format(data_json))
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data_json['data'] = self.commands[data_json['data']['command']](data_json['data'])
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return data_json
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def write(self, data):
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self.terminado_server.pty.write(data['shellcmd'])
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def read(self, data):
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data['count'] = int(data.get('count', 1))
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data['history'] = self.historymonitor.history[-data['count']:]
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return data
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def cleanup(self):
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self.historymonitor.stop()
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