lego/acme/tls_sni_challenge_test.go

65 lines
2.2 KiB
Go

package acme
import (
"crypto/rand"
"crypto/rsa"
"crypto/sha256"
"crypto/tls"
"encoding/hex"
"fmt"
"strings"
"testing"
)
func TestTLSSNIChallenge(t *testing.T) {
privKey, _ := rsa.GenerateKey(rand.Reader, 512)
j := &jws{privKey: privKey}
clientChallenge := challenge{Type: TLSSNI01, Token: "tlssni1"}
mockValidate := func(_ *jws, _, _ string, chlng challenge) error {
conn, err := tls.Dial("tcp", "localhost:23457", &tls.Config{
InsecureSkipVerify: true,
})
if err != nil {
t.Errorf("Expected to connect to challenge server without an error. %s", err.Error())
}
// Expect the server to only return one certificate
connState := conn.ConnectionState()
if count := len(connState.PeerCertificates); count != 1 {
t.Errorf("Expected the challenge server to return exactly one certificate but got %d", count)
}
remoteCert := connState.PeerCertificates[0]
if count := len(remoteCert.DNSNames); count != 1 {
t.Errorf("Expected the challenge certificate to have exactly one DNSNames entry but had %d", count)
}
zBytes := sha256.Sum256([]byte(chlng.KeyAuthorization))
z := hex.EncodeToString(zBytes[:sha256.Size])
domain := fmt.Sprintf("%s.%s.acme.invalid", z[:32], z[32:])
if remoteCert.DNSNames[0] != domain {
t.Errorf("Expected the challenge certificate DNSName to match %s but was %s", domain, remoteCert.DNSNames[0])
}
return nil
}
solver := &tlsSNIChallenge{jws: j, validate: mockValidate, provider: &TLSProviderServer{port: "23457"}}
if err := solver.Solve(clientChallenge, "localhost:23457"); err != nil {
t.Errorf("Solve error: got %v, want nil", err)
}
}
func TestTLSSNIChallengeInvalidPort(t *testing.T) {
privKey, _ := rsa.GenerateKey(rand.Reader, 128)
j := &jws{privKey: privKey}
clientChallenge := challenge{Type: TLSSNI01, Token: "tlssni2"}
solver := &tlsSNIChallenge{jws: j, validate: stubValidate, provider: &TLSProviderServer{port: "123456"}}
if err := solver.Solve(clientChallenge, "localhost:123456"); err == nil {
t.Errorf("Solve error: got %v, want error", err)
} else if want, want18 := "invalid port 123456", "123456: invalid port"; !strings.HasSuffix(err.Error(), want) && !strings.HasSuffix(err.Error(), want18) {
t.Errorf("Solve error: got %q, want suffix %q", err.Error(), want)
}
}