feat(indexer): probabilistic feature flag #136
Merged
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Context
Implemented a new logic to determine whether the "indexing service" should be enabled for a given request.
Query Parameter Check: The code checks if the request URL contains a query parameter
ff
with the valueindexing-service
. If this parameter is present, it indicates that the indexing service should be enabled for this request.Ramp-Up Probability: If the query parameter is absent, the code uses a probabilistic approach to decide whether to enable the indexing service. This is done using a "ramp-up probability," which represents the likelihood of enabling the service. The probability is defined by the environment variable
FF_RAMP_UP_PROBABILITY
. A default value of 0 (or 0%) is used if this variable is not set.Random Selection: The code uses
Math.random()
to generate a random number between 0 and 1. If this number is less than or equal to the ramp-up percentage, the indexing service is enabled.Related Issues