1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
package api
import (
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/rpc/codec"
"github.com/ethereum/go-ethereum/rpc/shared"
"github.com/ethereum/go-ethereum/xeth"
)
var (
// mapping between methods and handlers
netMapping = map[string]nethandler{
"net_id": (*net).NetworkVersion,
"net_peerCount": (*net).PeerCount,
"net_listening": (*net).IsListening,
"net_peers": (*net).Peers,
}
)
// net callback handler
type nethandler func(*net, *shared.Request) (interface{}, error)
// net api provider
type net struct {
xeth *xeth.XEth
ethereum *eth.Ethereum
methods map[string]nethandler
codec codec.ApiCoder
}
// create a new net api instance
func NewNetApi(xeth *xeth.XEth, eth *eth.Ethereum, coder codec.Codec) *net {
return &net{
xeth: xeth,
ethereum: eth,
methods: netMapping,
codec: coder.New(nil),
}
}
// collection with supported methods
func (self *net) Methods() []string {
methods := make([]string, len(self.methods))
i := 0
for k := range self.methods {
methods[i] = k
i++
}
return methods
}
// Execute given request
func (self *net) Execute(req *shared.Request) (interface{}, error) {
if callback, ok := self.methods[req.Method]; ok {
return callback(self, req)
}
return nil, shared.NewNotImplementedError(req.Method)
}
func (self *net) Name() string {
return NetApiName
}
// Network version
func (self *net) NetworkVersion(req *shared.Request) (interface{}, error) {
return self.xeth.NetworkVersion(), nil
}
// Number of connected peers
func (self *net) PeerCount(req *shared.Request) (interface{}, error) {
return self.xeth.PeerCount(), nil
}
func (self *net) IsListening(req *shared.Request) (interface{}, error) {
return self.xeth.IsListening(), nil
}
func (self *net) Peers(req *shared.Request) (interface{}, error) {
return self.ethereum.PeersInfo(), nil
}
|