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
|
package api
import (
"encoding/pem"
"net/http"
"time"
"github.com/smallstep/certificates/api/render"
"github.com/smallstep/certificates/errs"
)
// CRL is an HTTP handler that returns the current CRL in DER or PEM format
func CRL(w http.ResponseWriter, r *http.Request) {
crlInfo, err := mustAuthority(r.Context()).GetCertificateRevocationList()
if err != nil {
render.Error(w, r, err)
return
}
if crlInfo == nil {
render.Error(w, r, errs.New(http.StatusNotFound, "no CRL available"))
return
}
expires := crlInfo.ExpiresAt
if expires.IsZero() {
expires = time.Now()
}
w.Header().Add("Expires", expires.Format(time.RFC1123))
_, formatAsPEM := r.URL.Query()["pem"]
if formatAsPEM {
w.Header().Add("Content-Type", "application/x-pem-file")
w.Header().Add("Content-Disposition", "attachment; filename=\"crl.pem\"")
_ = pem.Encode(w, &pem.Block{
Type: "X509 CRL",
Bytes: crlInfo.Data,
})
} else {
w.Header().Add("Content-Type", "application/pkix-crl")
w.Header().Add("Content-Disposition", "attachment; filename=\"crl.der\"")
w.Write(crlInfo.Data)
}
}
|
