add raw_expression #162
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add raw_expression #162
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I'd like to merge this one if possible as there's another one coming after that depend on this one thank you |
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Thank you for your patience. Life happened! |
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add
raw_expressionin metric config in order to handle dynamic string MQTT values. It runs without type conversion whileexpressiondoes.here is a use case: a MQTT metric returned a string with the current datetime using the format H20241227104456 and it would be nice to be able to convert this to the corresponding unix time() to make it a prometheus valid value. Currently mqtt2prometheus is not able to handle this usecase.
With
raw_expression, I would set the following:Note: this PR must be merged after #157 and after #161