You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
76 lines
2.1 KiB
76 lines
2.1 KiB
package rpc
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
"github.com/ethereum/go-ethereum/common/hexutil"
|
|
"github.com/harmony-one/harmony/eth/rpc"
|
|
nodeconfig "github.com/harmony-one/harmony/internal/configs/node"
|
|
"github.com/harmony-one/harmony/internal/utils"
|
|
"github.com/harmony-one/harmony/p2p"
|
|
)
|
|
|
|
// PublicNetService offers network related RPC methods
|
|
type PublicNetService struct {
|
|
net p2p.Host
|
|
chainID uint64
|
|
version Version
|
|
}
|
|
|
|
// NewPublicNetAPI creates a new net API instance.
|
|
func NewPublicNetAPI(net p2p.Host, chainID uint64, version Version) rpc.API {
|
|
// manually set different namespace to preserve legacy behavior
|
|
var namespace string
|
|
switch version {
|
|
case V1:
|
|
namespace = netV1Namespace
|
|
case V2:
|
|
namespace = netV2Namespace
|
|
case Eth:
|
|
namespace = netNamespace
|
|
default:
|
|
utils.Logger().Error().Msgf("Unknown version %v, ignoring API.", version)
|
|
return rpc.API{}
|
|
}
|
|
|
|
return rpc.API{
|
|
Namespace: namespace,
|
|
Version: APIVersion,
|
|
Service: &PublicNetService{net, chainID, version},
|
|
Public: true,
|
|
}
|
|
}
|
|
|
|
// PeerCount returns the number of connected peers
|
|
// Note that the return type is an interface to account for the different versions
|
|
func (s *PublicNetService) PeerCount(ctx context.Context) (interface{}, error) {
|
|
timer := DoMetricRPCRequest(PeerCount)
|
|
defer DoRPCRequestDuration(PeerCount, timer)
|
|
// Format response according to version
|
|
switch s.version {
|
|
case V1, Eth:
|
|
return hexutil.Uint(s.net.GetPeerCount()), nil
|
|
case V2:
|
|
return s.net.GetPeerCount(), nil
|
|
default:
|
|
return nil, ErrUnknownRPCVersion
|
|
}
|
|
}
|
|
|
|
// Version returns the network version, i.e. ChainID identifying which network we are using
|
|
func (s *PublicNetService) Version(ctx context.Context) interface{} {
|
|
timer := DoMetricRPCRequest(NetVersion)
|
|
defer DoRPCRequestDuration(NetVersion, timer)
|
|
switch s.version {
|
|
case Eth:
|
|
return nodeconfig.GetDefaultConfig().GetNetworkType().ChainConfig().EthCompatibleChainID.String()
|
|
default:
|
|
return fmt.Sprintf("%d", s.chainID)
|
|
}
|
|
}
|
|
|
|
// Listening returns an indication if the node is listening for network connections.
|
|
func (s *PublicNetService) Listening() bool {
|
|
return true // always listening
|
|
}
|
|
|