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
|
package dnssec
import (
"strings"
"github.com/miekg/coredns/core/dnsserver"
"github.com/miekg/coredns/middleware"
"github.com/mholt/caddy"
)
func init() {
caddy.RegisterPlugin("dnssec", caddy.Plugin{
ServerType: "dns",
Action: setup,
})
}
func setup(c *caddy.Controller) error {
zones, keys, err := dnssecParse(c)
if err != nil {
return err
}
dnsserver.GetConfig(c).AddMiddleware(func(next dnsserver.Handler) dnsserver.Handler {
return New(zones, keys, next)
})
return nil
}
func dnssecParse(c *caddy.Controller) ([]string, []*DNSKEY, error) {
zones := []string{}
keys := []*DNSKEY{}
for c.Next() {
if c.Val() == "dnssec" {
// dnssec [zones...]
zones = make([]string, len(c.ServerBlockKeys))
copy(zones, c.ServerBlockKeys)
args := c.RemainingArgs()
if len(args) > 0 {
zones = args
}
for c.NextBlock() {
k, e := keyParse(c)
if e != nil {
return nil, nil, e
}
keys = append(keys, k...)
}
}
}
for i, _ := range zones {
zones[i] = middleware.Host(zones[i]).Normalize()
}
return zones, keys, nil
}
func keyParse(c *caddy.Controller) ([]*DNSKEY, error) {
keys := []*DNSKEY{}
what := c.Val()
if !c.NextArg() {
return nil, c.ArgErr()
}
value := c.Val()
switch what {
case "key":
if value == "file" {
ks := c.RemainingArgs()
for _, k := range ks {
base := k
// Kmiek.nl.+013+26205.key, handle .private or without extension: Kmiek.nl.+013+26205
if strings.HasSuffix(k, ".key") {
base = k[:len(k)-4]
}
if strings.HasSuffix(k, ".private") {
base = k[:len(k)-8]
}
k, err := ParseKeyFile(base+".key", base+".private")
if err != nil {
return nil, err
}
keys = append(keys, k)
}
}
}
return keys, nil
}
|
