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"""Generic host utility functions.
Generic utility functions not specifc to a larger suite of tools.
For example, not specific to OCP, Gluster, Heketi, etc.
"""
import random
import string
from prometheus_client.parser import text_string_to_metric_families
def get_random_str(size=14):
chars = string.ascii_lowercase + string.digits
return ''.join(random.choice(chars) for _ in range(size))
def parse_prometheus_data(text):
"""Parse prometheus-formatted text to the python objects
Args:
text (str): prometheus-formatted data
Returns:
dict: parsed data as python dictionary
"""
metrics = {}
for family in text_string_to_metric_families(text):
for sample in family.samples:
key, data, val = (sample.name, sample.labels, sample.value)
if data.keys():
data['value'] = val
if key in metrics.keys():
metrics[key].append(data)
else:
metrics[key] = [data]
else:
metrics[key] = val
return metrics
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