common

type Configurer interface {
	// UnmarshalKey takes a single key and unmarshal it into a Struct.
	UnmarshalKey(name string, out any) error

	// Has checks if config section exists.
	Has(name string) bool
}

type Middleware interface {
	Middleware(f http.Handler) http.Handler
}

type Pool interface {
	// Workers returns worker list associated with the pool.
	Workers() (workers []*worker.Process)

	// Exec payload
	Exec(ctx context.Context, p *payload.Payload) (*payload.Payload, error)

	// Reset kill all workers inside the watcher and replaces with new
	Reset(ctx context.Context) error

	// Destroy all underlying stack (but let them complete the task).
	Destroy(ctx context.Context)
}

type Server interface {
	UID() int
	GID() int
	NewPool(ctx context.Context, cfg *pool.Config, env map[string]string, _ *zap.Logger) (*staticPool.Pool, error)
}