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add prometheus metrics prefix #93

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add prometheus metrics prefix #93

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2 changes: 2 additions & 0 deletions dsc_datatool/__init__.py
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Expand Up @@ -335,6 +335,8 @@ def _process(datasets, generators, transformers, outputs):
help='"<name>[,<name>,...]" or "<sep><name>[<sep>option=value...]>" Use the specified generators to generate additional datasets.')
parser.add_argument('--list', action='store_true',
help='List the available generators, transformers and outputs then exit.')
parser.add_argument('--prefix', nargs=1 ,default='dsc',
help='Add prefix for prometheus metrics. (default to "dsc")')
parser.add_argument('--skipped-key', nargs=1, default='-:SKIPPED:-',
help='Set the special DSC skipped key. (default to "-:SKIPPED:-")')
parser.add_argument('--skipped-sum-key', nargs=1, default='-:SKIPPED_SUM:-',
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2 changes: 1 addition & 1 deletion dsc_datatool/output/prometheus.py
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Expand Up @@ -96,7 +96,7 @@ def process(self, datasets):
for dataset in datasets:
self.type_def = '# TYPE %s gauge' % _key(dataset.name.lower())
self.type_printed = False
tags = '%s{server=%s,node=%s' % (_key(dataset.name.lower()), _val(args.server), _val(args.node))
tags = '%s_%s{server=%s,node=%s' % (_key(args.prefix), _key(dataset.name.lower()), _val(args.server), _val(args.node))
if self.start_timestamp:
timestamp = dataset.start_time * 1000
else:
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