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service.go
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service.go
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package peer
import (
"github.com/ethereum/go-ethereum/node"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/rpc"
)
// Make sure that Service implements node.Service interface.
var _ node.Service = (*Service)(nil)
// Discoverer manages peer discovery.
type Discoverer interface {
Discover(topic string, max, min int) error
}
// Service it manages all endpoints for peer operations.
type Service struct {
d Discoverer
}
// New returns a new Service.
func New() *Service {
return &Service{}
}
// Protocols returns a new protocols list. In this case, there are none.
func (s *Service) Protocols() []p2p.Protocol {
return []p2p.Protocol{}
}
// APIs returns a list of new APIs.
func (s *Service) APIs() []rpc.API {
return []rpc.API{
{
Namespace: "peer",
Version: "1.0",
Service: NewAPI(s),
Public: false,
},
}
}
// SetDiscoverer sets discoverer for the API calls.
func (s *Service) SetDiscoverer(d Discoverer) {
s.d = d
}
// Start is run when a service is started.
// It does nothing in this case but is required by `node.Service` interface.
func (s *Service) Start(server *p2p.Server) error {
return nil
}
// Stop is run when a service is stopped.
// It does nothing in this case but is required by `node.Service` interface.
func (s *Service) Stop() error {
return nil
}