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@@ -1,47 +0,0 @@
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-#!/usr/bin/env python3
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-
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-import etcd
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-import time
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5
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-
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-
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7
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-class Fetcher:
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-
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- def __init__(self, host, port, prefix):
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- self._client = etcd.Client(host=host, port=port)
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- self._prefix = prefix
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-
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-
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- def _read(self, key, **kwargs):
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- try:
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- node = self._client.read(self._prefix + key, **kwargs)
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- return node.value if node else None
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- except etcd.EtcdKeyNotFound:
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- return None
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-
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-
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- def _read_recursive(self, key):
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- try:
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- return self._client.read(self._prefix + key, recursive=True)
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- except etcd.EtcdKeyNotFound:
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- return None
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-
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-
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- def get_label(self, label):
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- node = self._read_recursive('/labels/%s' % label)
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- if node:
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- return {child.key.split('/')[-1]: child.value for child in node.children}
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- else:
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- return {}
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-
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-
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- def wait_for_update(self):
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- original_time = self._read('/_updated')
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- new_time = original_time
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-
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- while new_time == original_time:
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- try:
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- new_time = self._read('/_updated', wait=True)
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- except etcd.EtcdWatchTimedOut:
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- new_time = self._read('/_updated')
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46
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- time.sleep(10)
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47
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-
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