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
|
package config
import (
"encoding/json"
"fmt"
"io/ioutil"
"log"
"net"
"os"
"codeberg.org/snonux/gorum/internal/utils"
)
type Config struct {
StateDir string
Address string
Nodes []string
}
func New(configFile string) (Config, error) {
var c Config
file, err := os.Open(configFile)
if err != nil {
return c, err
}
defer file.Close()
bytes, err := ioutil.ReadAll(file)
if err != nil {
return c, err
}
err = json.Unmarshal(bytes, &c)
if err != nil {
return c, err
}
return c, nil
}
func (c Config) NodeNumber(node string) (int, error) {
for i, node_ := range c.Nodes {
if node == utils.StripPort(node_) {
return i, nil
}
}
return 0, fmt.Errorf("node %s not found", node)
}
func (c Config) IsNode(remoteAddr string) bool {
remoteAddr = utils.StripPort(remoteAddr)
for _, node := range c.Nodes {
if remoteAddr == utils.StripPort(node) {
return true
}
}
return false
}
func (c Config) IsNodeWithLookup(remoteAddr string, lookupIP func(string) ([]net.IP, error)) bool {
remoteAddr = utils.StripPort(remoteAddr)
for _, node := range c.Nodes {
ips, err := lookupIP(utils.StripPort(node))
if err != nil {
log.Println(err)
continue
}
for _, ip := range ips {
if remoteAddr == ip.String() {
return true
}
}
}
return false
}
|
