"X-Gm-Rule"with the rule key.
constraintsfield defines cluster_constraint arrays that map requests to clusters. These fall into two categories:
lightfield determines the "live" or "primary" traffic to/from the clusters. Responses from these requests are returned to the caller.
constraintsfield must set a
lightfield that contains an array of cluster_constraints.
darkfield determines the "shadow" traffic to send to a cluster. The responses from this traffic will never be returned to the caller. This traffic can be used to do test deployments of new clusters, or to tap traffic for monitoring/audit purposes without worrying about the affect on the user.
weightis interpreted as a percentage from 0-100 when used in the