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56 lines
1.7 KiB
56 lines
1.7 KiB
import base64
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import warnings
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from scribe import scribe
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from thrift.transport import TTransport, TSocket
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from thrift.protocol import TBinaryProtocol
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from eventlet import GreenPile
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CATEGORY = 'zipkin'
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class ZipkinClient:
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def __init__(self, host='127.0.0.1', port=9410):
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"""
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:param host: zipkin collector IP address (default '127.0.0.1')
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:param port: zipkin collector port (default 9410)
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"""
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self.host = host
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self.port = port
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self.pile = GreenPile(1)
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self._connect()
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def _connect(self):
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socket = TSocket.TSocket(self.host, self.port)
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self.transport = TTransport.TFramedTransport(socket)
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protocol = TBinaryProtocol.TBinaryProtocol(self.transport,
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False, False)
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self.scribe_client = scribe.Client(protocol)
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try:
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self.transport.open()
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except TTransport.TTransportException as e:
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warnings.warn(e.message)
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def _build_message(self, thrift_obj):
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trans = TTransport.TMemoryBuffer()
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protocol = TBinaryProtocol.TBinaryProtocolAccelerated(trans=trans)
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thrift_obj.write(protocol)
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return base64.b64encode(trans.getvalue())
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def send_to_collector(self, span):
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self.pile.spawn(self._send, span)
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def _send(self, span):
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log_entry = scribe.LogEntry(CATEGORY, self._build_message(span))
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try:
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self.scribe_client.Log([log_entry])
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except Exception as e:
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msg = 'ZipkinClient send error %s' % str(e)
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warnings.warn(msg)
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self._connect()
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def close(self):
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self.transport.close()
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