76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
package rpcfilters
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import (
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"github.com/ethereum/go-ethereum/node"
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"github.com/ethereum/go-ethereum/p2p"
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"github.com/ethereum/go-ethereum/rpc"
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)
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// Make sure that Service implements node.Lifecycle interface.
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var _ node.Lifecycle = (*Service)(nil)
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// Service represents out own implementation of personal sign operations.
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type Service struct {
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latestBlockChangedEvent *latestBlockChangedEvent
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transactionSentToUpstreamEvent *transactionSentToUpstreamEvent
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rpc rpcProvider
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quit chan struct{}
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}
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// New returns a new Service.
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func New(rpc rpcProvider) *Service {
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provider := &latestBlockProviderRPC{rpc}
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latestBlockChangedEvent := newLatestBlockChangedEvent(provider)
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transactionSentToUpstreamEvent := newTransactionSentToUpstreamEvent()
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return &Service{
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latestBlockChangedEvent: latestBlockChangedEvent,
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transactionSentToUpstreamEvent: transactionSentToUpstreamEvent,
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rpc: rpc,
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}
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}
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// Protocols returns a new protocols list. In this case, there are none.
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func (s *Service) Protocols() []p2p.Protocol {
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return []p2p.Protocol{}
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}
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// APIs returns a list of new APIs.
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func (s *Service) APIs() []rpc.API {
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return []rpc.API{
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{
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Namespace: "eth",
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Version: "1.0",
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Service: NewPublicAPI(s),
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Public: true,
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},
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}
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}
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// Start is run when a service is started.
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func (s *Service) Start() error {
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s.quit = make(chan struct{})
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err := s.transactionSentToUpstreamEvent.Start()
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if err != nil {
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return err
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}
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return s.latestBlockChangedEvent.Start()
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}
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// Stop is run when a service is stopped.
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func (s *Service) Stop() error {
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close(s.quit)
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s.transactionSentToUpstreamEvent.Stop()
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s.latestBlockChangedEvent.Stop()
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return nil
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}
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func (s *Service) TransactionSentToUpstreamEvent() ChainEvent {
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return s.transactionSentToUpstreamEvent
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}
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func (s *Service) TriggerTransactionSentToUpstreamEvent(txInfo *PendingTxInfo) {
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s.transactionSentToUpstreamEvent.Trigger(txInfo)
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}
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