worker

type Config struct {
	FrontendAddress  string        `yaml:"frontend_address"`
	SchedulerAddress string        `yaml:"scheduler_address"`
	DNSLookupPeriod  time.Duration `yaml:"dns_lookup_duration"`

	Parallelism           int  `yaml:"parallelism"`
	MatchMaxConcurrency   bool `yaml:"match_max_concurrent"`
	MaxConcurrentRequests int  `yaml:"-"` // Must be same as passed to PromQL Engine.

	QuerierID string `yaml:"id"`

	GRPCClientConfig grpcclient.Config `yaml:"grpc_client_config"`

	TargetHeaders []string `yaml:"-"` // Propagated by config.
}

type RequestHandler interface {
	Handle(context.Context, *httpgrpc.HTTPRequest) (*httpgrpc.HTTPResponse, error)
}