zabbix-elasticsearch

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from urllib.parse import urlparse
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import json
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import argparse
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import requests
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import sys
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class InspectIndex():
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    """ Stub """
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    def __init__(self):
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        """ Stub """
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        self.value = None
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    def get_index_metric(self, url, index, metric):
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        """
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        Return specific metric for the especified index.
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        """
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        address = url.scheme + '://' + url.netloc + '/_cat/indices/%s?format=json' % index
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        result = requests.get(address)
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        assert result.status_code == 200
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        state = result.json()[0]
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        if metric in state.keys():
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            print(state[metric])
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            sys.exit(0)
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        raise ValueError('The Key %s provided not exists on the response' %metric)        
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if __name__ == '__main__':
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    parser = argparse.ArgumentParser()
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    parser.add_argument('--url', type=urlparse, required=True)
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    parser.add_argument('--index', type=str, required=True)
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    parser.add_argument('--metric', type=str, required=True)
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    args = parser.parse_args()
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    index = InspectIndex()
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    index.get_index_metric(args.url, args.index, args.metric)
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