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package circuitbreaker
import (
"context"
"github.com/sony/gobreaker"
"github.com/go-kit/kit/endpoint"
)
// Gobreaker returns an endpoint.Middleware that implements the circuit
// breaker pattern using the sony/gobreaker package. Only errors returned by
// the wrapped endpoint count against the circuit breaker's error count.
//
// See http://godoc.org/github.com/sony/gobreaker for more information.
func Gobreaker(cb *gobreaker.CircuitBreaker) endpoint.Middleware {
return func(next endpoint.Endpoint) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
return cb.Execute(func() (interface{}, error) { return next(ctx, request) })
}
}
}
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