/
backend.go
145 lines (124 loc) · 3.47 KB
/
backend.go
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
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
// Copyright 2019 The klaytn Authors
// This file is part of the klaytn library.
//
// The klaytn library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The klaytn library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the klaytn library. If not, see <http://www.gnu.org/licenses/>.
package main
import (
"fmt"
"strings"
"github.com/klaytn/klaytn/networks/p2p/discover"
"github.com/klaytn/klaytn/networks/rpc"
)
type BN struct {
ntab discover.Discovery
}
func NewBN(t discover.Discovery) *BN {
return &BN{ntab: t}
}
func (b *BN) Name() string {
return b.ntab.Name()
}
func (b *BN) Resolve(target discover.NodeID, targetType discover.NodeType) *discover.Node {
return b.ntab.Resolve(target, targetType)
}
func (b *BN) Lookup(target discover.NodeID, targetType discover.NodeType) []*discover.Node {
return b.ntab.Lookup(target, targetType)
}
func (b *BN) ReadRandomNodes(buf []*discover.Node, nType discover.NodeType) int {
return b.ntab.ReadRandomNodes(buf, nType)
}
func (b *BN) CreateUpdateNodeOnDB(nodekni string) error {
node, err := discover.ParseNode(nodekni)
if err != nil {
return err
}
return b.ntab.CreateUpdateNodeOnDB(node)
}
func (b *BN) CreateUpdateNodeOnTable(nodekni string) error {
node, err := discover.ParseNode(nodekni)
if err != nil {
return nil
}
return b.ntab.CreateUpdateNodeOnTable(node)
}
func (b *BN) GetNodeFromDB(id discover.NodeID) (*discover.Node, error) {
return b.ntab.GetNodeFromDB(id)
}
func (b *BN) GetTableEntries() []*discover.Node {
return b.ntab.GetBucketEntries()
}
func (b *BN) GetTableReplacements() []*discover.Node {
return b.ntab.GetReplacements()
}
func (b *BN) DeleteNodeFromDB(nodekni string) error {
node, err := discover.ParseNode(nodekni)
if err != nil {
return err
}
return b.ntab.DeleteNodeFromDB(node)
}
func (b *BN) DeleteNodeFromTable(nodekni string) error {
node, err := discover.ParseNode(nodekni)
if err != nil {
return err
}
return b.ntab.DeleteNodeFromTable(node)
}
func (b *BN) GetAuthorizedNodes() []*discover.Node {
return b.ntab.GetAuthorizedNodes()
}
func parseNodeList(rawurl string) ([]*discover.Node, error) {
nodeStrings := strings.Split(rawurl, ",")
var nodes []*discover.Node
for _, url := range nodeStrings {
if node, err := discover.ParseNode(url); err != nil {
return nil, fmt.Errorf("node url is wrong. url: %v", url)
} else {
nodes = append(nodes, node)
}
}
return nodes, nil
}
func (b *BN) PutAuthorizedNodes(rawurl string) error {
nodes, err := parseNodeList(rawurl)
if err != nil {
return err
}
b.ntab.PutAuthorizedNodes(nodes)
return nil
}
func (b *BN) DeleteAuthorizedNodes(rawurl string) error {
nodes, err := parseNodeList(rawurl)
if err != nil {
return err
}
b.ntab.DeleteAuthorizedNodes(nodes)
return nil
}
func (b *BN) APIs() []rpc.API {
return []rpc.API{
{
Namespace: "admin",
Version: "1.0",
Service: NewPrivateBootnodeAPI(b),
Public: true,
},
{
Namespace: "bootnode",
Version: "1.0",
Service: NewPublicBootnodeAPI(b),
Public: true,
},
}
}