56 lines
1.6 KiB
Python
56 lines
1.6 KiB
Python
"""Tornado handlers for api specifications."""
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# Copyright (c) Jupyter Development Team.
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# Distributed under the terms of the Modified BSD License.
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import json
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import os
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from tornado import gen, web
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from ...base.handlers import IPythonHandler, APIHandler
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from notebook._tz import utcfromtimestamp, isoformat
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from notebook.utils import maybe_future
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class APISpecHandler(web.StaticFileHandler, IPythonHandler):
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def initialize(self):
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web.StaticFileHandler.initialize(self, path=os.path.dirname(__file__))
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@web.authenticated
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def get(self):
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self.log.warning("Serving api spec (experimental, incomplete)")
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return web.StaticFileHandler.get(self, 'api.yaml')
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def get_content_type(self):
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return 'text/x-yaml'
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class APIStatusHandler(APIHandler):
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_track_activity = False
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@web.authenticated
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@gen.coroutine
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def get(self):
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# if started was missing, use unix epoch
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started = self.settings.get('started', utcfromtimestamp(0))
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started = isoformat(started)
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kernels = yield maybe_future(self.kernel_manager.list_kernels())
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total_connections = sum(k['connections'] for k in kernels)
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last_activity = isoformat(self.application.last_activity())
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model = {
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'started': started,
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'last_activity': last_activity,
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'kernels': len(kernels),
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'connections': total_connections,
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}
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self.finish(json.dumps(model, sort_keys=True))
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default_handlers = [
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(r"/api/spec.yaml", APISpecHandler),
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(r"/api/status", APIStatusHandler),
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]
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