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package acme
import (
"crypto"
"crypto/rand"
"crypto/rsa"
"encoding/json"
"net"
"net/http"
"net/http/httptest"
"strings"
"testing"
"time"
)
func TestNewClient(t *testing.T) {
keyBits := 32 // small value keeps test fast
keyType := RSA2048
key, err := rsa.GenerateKey(rand.Reader, keyBits)
if err != nil {
t.Fatal("Could not generate test key:", err)
}
user := mockUser{
email: "test@test.com",
regres: new(RegistrationResource),
privatekey: key,
}
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
data, _ := json.Marshal(directory{NewAuthzURL: "http://test", NewCertURL: "http://test", NewRegURL: "http://test", RevokeCertURL: "http://test"})
w.Write(data)
}))
client, err := NewClient(ts.URL, user, keyType)
if err != nil {
t.Fatalf("Could not create client: %v", err)
}
if client.jws == nil {
t.Fatalf("Expected client.jws to not be nil")
}
if expected, actual := key, client.jws.privKey; actual != expected {
t.Errorf("Expected jws.privKey to be %p but was %p", expected, actual)
}
if client.keyType != keyType {
t.Errorf("Expected keyType to be %s but was %s", keyType, client.keyType)
}
if expected, actual := 2, len(client.solvers); actual != expected {
t.Fatalf("Expected %d solver(s), got %d", expected, actual)
}
}
func TestClientOptPort(t *testing.T) {
keyBits := 32 // small value keeps test fast
key, err := rsa.GenerateKey(rand.Reader, keyBits)
if err != nil {
t.Fatal("Could not generate test key:", err)
}
user := mockUser{
email: "test@test.com",
regres: new(RegistrationResource),
privatekey: key,
}
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
data, _ := json.Marshal(directory{NewAuthzURL: "http://test", NewCertURL: "http://test", NewRegURL: "http://test", RevokeCertURL: "http://test"})
w.Write(data)
}))
optPort := "1234"
optHost := ""
client, err := NewClient(ts.URL, user, RSA2048)
if err != nil {
t.Fatalf("Could not create client: %v", err)
}
client.SetHTTPAddress(net.JoinHostPort(optHost, optPort))
client.SetTLSAddress(net.JoinHostPort(optHost, optPort))
httpSolver, ok := client.solvers[HTTP01].(*httpChallenge)
if !ok {
t.Fatal("Expected http-01 solver to be httpChallenge type")
}
if httpSolver.jws != client.jws {
t.Error("Expected http-01 to have same jws as client")
}
if got := httpSolver.provider.(*HTTPProviderServer).port; got != optPort {
t.Errorf("Expected http-01 to have port %s but was %s", optPort, got)
}
if got := httpSolver.provider.(*HTTPProviderServer).iface; got != optHost {
t.Errorf("Expected http-01 to have iface %s but was %s", optHost, got)
}
httpsSolver, ok := client.solvers[TLSSNI01].(*tlsSNIChallenge)
if !ok {
t.Fatal("Expected tls-sni-01 solver to be httpChallenge type")
}
if httpsSolver.jws != client.jws {
t.Error("Expected tls-sni-01 to have same jws as client")
}
if got := httpsSolver.provider.(*TLSProviderServer).port; got != optPort {
t.Errorf("Expected tls-sni-01 to have port %s but was %s", optPort, got)
}
if got := httpsSolver.provider.(*TLSProviderServer).iface; got != optHost {
t.Errorf("Expected tls-sni-01 to have port %s but was %s", optHost, got)
}
// test setting different host
optHost = "127.0.0.1"
client.SetHTTPAddress(net.JoinHostPort(optHost, optPort))
client.SetTLSAddress(net.JoinHostPort(optHost, optPort))
if got := httpSolver.provider.(*HTTPProviderServer).iface; got != optHost {
t.Errorf("Expected http-01 to have iface %s but was %s", optHost, got)
}
if got := httpsSolver.provider.(*TLSProviderServer).port; got != optPort {
t.Errorf("Expected tls-sni-01 to have port %s but was %s", optPort, got)
}
}
func TestNotHoldingLockWhileMakingHTTPRequests(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
time.Sleep(250 * time.Millisecond)
w.Header().Add("Replay-Nonce", "12345")
w.Header().Add("Retry-After", "0")
writeJSONResponse(w, &challenge{Type: "http-01", Status: "Valid", URI: "http://example.com/", Token: "token"})
}))
defer ts.Close()
privKey, _ := rsa.GenerateKey(rand.Reader, 512)
j := &jws{privKey: privKey, directoryURL: ts.URL}
ch := make(chan bool)
resultCh := make(chan bool)
go func() {
j.Nonce()
ch <- true
}()
go func() {
j.Nonce()
ch <- true
}()
go func() {
<-ch
<-ch
resultCh <- true
}()
select {
case <-resultCh:
case <-time.After(400 * time.Millisecond):
t.Fatal("JWS is probably holding a lock while making HTTP request")
}
}
func TestValidate(t *testing.T) {
var statuses []string
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// Minimal stub ACME server for validation.
w.Header().Add("Replay-Nonce", "12345")
w.Header().Add("Retry-After", "0")
switch r.Method {
case "HEAD":
case "POST":
st := statuses[0]
statuses = statuses[1:]
writeJSONResponse(w, &challenge{Type: "http-01", Status: st, URI: "http://example.com/", Token: "token"})
case "GET":
st := statuses[0]
statuses = statuses[1:]
writeJSONResponse(w, &challenge{Type: "http-01", Status: st, URI: "http://example.com/", Token: "token"})
default:
http.Error(w, r.Method, http.StatusMethodNotAllowed)
}
}))
defer ts.Close()
privKey, _ := rsa.GenerateKey(rand.Reader, 512)
j := &jws{privKey: privKey, directoryURL: ts.URL}
tsts := []struct {
name string
statuses []string
want string
}{
{"POST-unexpected", []string{"weird"}, "unexpected"},
{"POST-valid", []string{"valid"}, ""},
{"POST-invalid", []string{"invalid"}, "Error Detail"},
{"GET-unexpected", []string{"pending", "weird"}, "unexpected"},
{"GET-valid", []string{"pending", "valid"}, ""},
{"GET-invalid", []string{"pending", "invalid"}, "Error Detail"},
}
for _, tst := range tsts {
statuses = tst.statuses
if err := validate(j, "example.com", ts.URL, challenge{Type: "http-01", Token: "token"}); err == nil && tst.want != "" {
t.Errorf("[%s] validate: got error %v, want something with %q", tst.name, err, tst.want)
} else if err != nil && !strings.Contains(err.Error(), tst.want) {
t.Errorf("[%s] validate: got error %v, want something with %q", tst.name, err, tst.want)
}
}
}
func TestGetChallenges(t *testing.T) {
var ts *httptest.Server
ts = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch r.Method {
case "GET", "HEAD":
w.Header().Add("Replay-Nonce", "12345")
w.Header().Add("Retry-After", "0")
writeJSONResponse(w, directory{NewAuthzURL: ts.URL, NewCertURL: ts.URL, NewRegURL: ts.URL, RevokeCertURL: ts.URL})
case "POST":
writeJSONResponse(w, authorization{})
}
}))
defer ts.Close()
keyBits := 512 // small value keeps test fast
keyType := RSA2048
key, err := rsa.GenerateKey(rand.Reader, keyBits)
if err != nil {
t.Fatal("Could not generate test key:", err)
}
user := mockUser{
email: "test@test.com",
regres: &RegistrationResource{NewAuthzURL: ts.URL},
privatekey: key,
}
client, err := NewClient(ts.URL, user, keyType)
if err != nil {
t.Fatalf("Could not create client: %v", err)
}
_, failures := client.getChallenges([]string{"example.com"})
if failures["example.com"] == nil {
t.Fatal("Expecting \"Server did not provide next link to proceed\" error, got nil")
}
}
// writeJSONResponse marshals the body as JSON and writes it to the response.
func writeJSONResponse(w http.ResponseWriter, body interface{}) {
bs, err := json.Marshal(body)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
if _, err := w.Write(bs); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
}
}
// stubValidate is like validate, except it does nothing.
func stubValidate(j *jws, domain, uri string, chlng challenge) error {
return nil
}
type mockUser struct {
email string
regres *RegistrationResource
privatekey *rsa.PrivateKey
}
func (u mockUser) GetEmail() string { return u.email }
func (u mockUser) GetRegistration() *RegistrationResource { return u.regres }
func (u mockUser) GetPrivateKey() crypto.PrivateKey { return u.privatekey }
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