annotate env/lib/python3.9/site-packages/galaxy/util/custom_logging/fluent_log.py @ 0:4f3585e2f14b draft default tip

"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author shellac
date Mon, 22 Mar 2021 18:12:50 +0000
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1 """
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2 Provides a `TraceLogger` implementation that logs to a fluentd collector
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3 """
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4
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5 import json
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6 import threading
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7 import time
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8
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9 try:
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10 from fluent.sender import FluentSender
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11 except ImportError:
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12 FluentSender = None
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13
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14
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15 FLUENT_IMPORT_MESSAGE = ('The Python fluent package is required to use this '
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16 'feature, please install it')
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17
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18
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19 class FluentTraceLogger:
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20 def __init__(self, name, host='localhost', port=24224):
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21 assert FluentSender is not None, FLUENT_IMPORT_MESSAGE
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22 self.lock = threading.Lock()
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23 self.thread_local = threading.local()
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24 self.name = name
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25 self.sender = FluentSender(self.name, host=host, port=port)
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26
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27 def context_set(self, key, value):
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28 self.lock.acquire()
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29 if not hasattr(self.thread_local, 'context'):
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30 self.thread_local.context = {}
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31 self.thread_local.context[key] = value
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32 self.lock.release()
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33
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34 def context_remove(self, key):
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35 self.lock.acquire()
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36 del self.thread_local.context[key]
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37 self.lock.release()
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38
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39 def log(self, label, event_time=None, **kwargs):
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40 self.lock.acquire()
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41 if hasattr(self.thread_local, 'context'):
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42 kwargs.update(self.thread_local.context)
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43 self.lock.release()
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44 event_time = event_time or time.time()
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45 self.sender.emit_with_time(label, int(event_time), json.dumps(kwargs, default=str))