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rpc: new RPC implementation with pub/sub support

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This commit is contained in:
Bas van Kervel
2015-10-15 16:07:19 +02:00
parent 8db9d44ca9
commit eae81465c1
38 changed files with 4651 additions and 14 deletions
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10
node/node.go
View File

@ -27,6 +27,7 @@ import (
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/p2p"
rpc "github.com/ethereum/go-ethereum/rpc/v2"
)
var (
@ -264,3 +265,12 @@ func (n *Node) DataDir() string {
func (n *Node) EventMux() *event.TypeMux {
return n.eventmux
}
// RPCAPIs returns the collection of RPC descriptor this node offers
func (n *Node) RPCAPIs() []rpc.API {
var apis []rpc.API
for _, api := range n.services {
apis = append(apis, api.APIs()...)
}
return apis
}

2
node/node_example_test.go
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@ -23,6 +23,7 @@ import (
"github.com/ethereum/go-ethereum/node"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/p2p/discover"
rpc "github.com/ethereum/go-ethereum/rpc/v2"
)
// SampleService is a trivial network service that can be attached to a node for
@ -35,6 +36,7 @@ import (
type SampleService struct{}
func (s *SampleService) Protocols() []p2p.Protocol { return nil }
func (s *SampleService) APIs() []rpc.API { return nil }
func (s *SampleService) Start(*p2p.Server) error { fmt.Println("Service starting..."); return nil }
func (s *SampleService) Stop() error { fmt.Println("Service stopping..."); return nil }

4
node/service.go
View File

@ -23,6 +23,7 @@ import (
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/p2p"
rpc "github.com/ethereum/go-ethereum/rpc/v2"
)
// ServiceContext is a collection of service independent options inherited from
@ -70,6 +71,9 @@ type Service interface {
// Protocol retrieves the P2P protocols the service wishes to start.
Protocols() []p2p.Protocol
// APIs retrieves the list of RPC descriptors the service provides
APIs() []rpc.API
// Start is called after all services have been constructed and the networking
// layer was also initialized to spawn any goroutines required by the service.
Start(server *p2p.Server) error

6
node/utils_test.go
View File

@ -23,12 +23,14 @@ import (
"reflect"
"github.com/ethereum/go-ethereum/p2p"
rpc "github.com/ethereum/go-ethereum/rpc/v2"
)
// NoopService is a trivial implementation of the Service interface.
type NoopService struct{}
func (s *NoopService) Protocols() []p2p.Protocol { return nil }
func (s *NoopService) APIs() []rpc.API { return nil }
func (s *NoopService) Start(*p2p.Server) error { return nil }
func (s *NoopService) Stop() error { return nil }
@ -67,6 +69,10 @@ func (s *InstrumentedService) Protocols() []p2p.Protocol {
return s.protocols
}
func (s *InstrumentedService) APIs() []rpc.API {
return nil
}
func (s *InstrumentedService) Start(server *p2p.Server) error {
if s.startHook != nil {
s.startHook(server)