Mainflux.mainflux/certs/service_test.go

437 lines
11 KiB
Go

// Copyright (c) Mainflux
// SPDX-License-Identifier: Apache-2.0
package certs_test
import (
"context"
"crypto/tls"
"crypto/x509"
"encoding/pem"
"fmt"
"io/ioutil"
"net/http/httptest"
"os"
"strconv"
"strings"
"testing"
"time"
"github.com/mainflux/mainflux"
bsmocks "github.com/mainflux/mainflux/bootstrap/mocks"
"github.com/mainflux/mainflux/certs"
"github.com/mainflux/mainflux/certs/mocks"
"github.com/mainflux/mainflux/logger"
"github.com/mainflux/mainflux/pkg/errors"
mfsdk "github.com/mainflux/mainflux/pkg/sdk/go"
"github.com/mainflux/mainflux/things"
httpapi "github.com/mainflux/mainflux/things/api/things/http"
thmocks "github.com/mainflux/mainflux/things/mocks"
"github.com/opentracing/opentracing-go/mocktracer"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const (
wrongValue = "wrong-value"
email = "user@example.com"
token = "token"
thingsNum = 1
thingKey = "thingKey"
thingID = "1"
ttl = "1h"
certNum = 10
cfgLogLevel = "error"
cfgClientTLS = false
cfgServerCert = ""
cfgServerKey = ""
cfgCertsURL = "http://localhost"
cfgJaegerURL = ""
cfgAuthURL = "localhost:8181"
cfgAuthTimeout = "1s"
caPath = "../docker/ssl/certs/ca.crt"
caKeyPath = "../docker/ssl/certs/ca.key"
cfgSignHoursValid = "24h"
cfgSignRSABits = 2048
)
func newService(tokens map[string]string) (certs.Service, error) {
ac := bsmocks.NewAuthClient(map[string]string{token: email})
server := newThingsServer(newThingsService(ac))
policies := []thmocks.MockSubjectSet{{Object: "users", Relation: "member"}}
auth := thmocks.NewAuthService(tokens, map[string][]thmocks.MockSubjectSet{email: policies})
config := mfsdk.Config{
ThingsURL: server.URL,
}
sdk := mfsdk.NewSDK(config)
repo := mocks.NewCertsRepository()
tlsCert, caCert, err := loadCertificates(caPath, caKeyPath)
if err != nil {
return nil, err
}
authTimeout, err := time.ParseDuration(cfgAuthTimeout)
if err != nil {
return nil, err
}
c := certs.Config{
LogLevel: cfgLogLevel,
ClientTLS: cfgClientTLS,
ServerCert: cfgServerCert,
ServerKey: cfgServerKey,
CertsURL: cfgCertsURL,
JaegerURL: cfgJaegerURL,
AuthURL: cfgAuthURL,
SignTLSCert: tlsCert,
SignX509Cert: caCert,
SignHoursValid: cfgSignHoursValid,
SignRSABits: cfgSignRSABits,
}
pki := mocks.NewPkiAgent(tlsCert, caCert, cfgSignHoursValid, authTimeout)
return certs.New(auth, repo, sdk, c, pki), nil
}
func newThingsService(auth mainflux.AuthServiceClient) things.Service {
ths := make(map[string]things.Thing, thingsNum)
for i := 0; i < thingsNum; i++ {
id := strconv.Itoa(i + 1)
ths[id] = things.Thing{
ID: id,
Key: thingKey,
Owner: email,
}
}
return bsmocks.NewThingsService(ths, map[string]things.Channel{}, auth)
}
func TestIssueCert(t *testing.T) {
svc, err := newService(map[string]string{token: email})
require.Nil(t, err, fmt.Sprintf("unexpected service creation error: %s\n", err))
cases := []struct {
token string
desc string
thingID string
ttl string
key string
err error
}{
{
desc: "issue new cert",
token: token,
thingID: thingID,
ttl: ttl,
err: nil,
},
{
desc: "issue new cert for non existing thing id",
token: token,
thingID: "2",
ttl: ttl,
err: certs.ErrFailedCertCreation,
},
{
desc: "issue new cert for non existing thing id",
token: wrongValue,
thingID: thingID,
ttl: ttl,
err: errors.ErrAuthentication,
},
}
for _, tc := range cases {
c, err := svc.IssueCert(context.Background(), tc.token, tc.thingID, tc.ttl)
assert.True(t, errors.Contains(err, tc.err), fmt.Sprintf("%s: expected %s got %s\n", tc.desc, tc.err, err))
cert, _ := readCert([]byte(c.ClientCert))
if cert != nil {
assert.True(t, strings.Contains(cert.Subject.CommonName, thingKey), fmt.Sprintf("%s: expected %s got %s\n", tc.desc, tc.err, err))
}
}
}
func TestRevokeCert(t *testing.T) {
svc, err := newService(map[string]string{token: email})
require.Nil(t, err, fmt.Sprintf("unexpected service creation error: %s\n", err))
_, err = svc.IssueCert(context.Background(), token, thingID, ttl)
require.Nil(t, err, fmt.Sprintf("unexpected service creation error: %s\n", err))
cases := []struct {
token string
desc string
thingID string
err error
}{
{
desc: "revoke cert",
token: token,
thingID: thingID,
err: nil,
},
{
desc: "revoke cert for invalid token",
token: wrongValue,
thingID: thingID,
err: errors.ErrAuthentication,
},
{
desc: "revoke cert for invalid thing id",
token: token,
thingID: "2",
err: certs.ErrFailedCertRevocation,
},
}
for _, tc := range cases {
_, err := svc.RevokeCert(context.Background(), tc.token, tc.thingID)
assert.True(t, errors.Contains(err, tc.err), fmt.Sprintf("%s: expected %s got %s\n", tc.desc, tc.err, err))
}
}
func TestListCerts(t *testing.T) {
svc, err := newService(map[string]string{token: email})
require.Nil(t, err, fmt.Sprintf("unexpected service creation error: %s\n", err))
for i := 0; i < certNum; i++ {
_, err = svc.IssueCert(context.Background(), token, thingID, ttl)
require.Nil(t, err, fmt.Sprintf("unexpected cert creation error: %s\n", err))
}
cases := []struct {
token string
desc string
thingID string
offset uint64
limit uint64
size uint64
err error
}{
{
desc: "list all certs with valid token",
token: token,
thingID: thingID,
offset: 0,
limit: certNum,
size: certNum,
err: nil,
},
{
desc: "list all certs with invalid token",
token: wrongValue,
thingID: thingID,
offset: 0,
limit: certNum,
size: 0,
err: errors.ErrAuthentication,
},
{
desc: "list half certs with valid token",
token: token,
thingID: thingID,
offset: certNum / 2,
limit: certNum,
size: certNum / 2,
err: nil,
},
{
desc: "list last cert with valid token",
token: token,
thingID: thingID,
offset: certNum - 1,
limit: certNum,
size: 1,
err: nil,
},
}
for _, tc := range cases {
page, err := svc.ListCerts(context.Background(), tc.token, tc.thingID, tc.offset, tc.limit)
size := uint64(len(page.Certs))
assert.Equal(t, tc.size, size, fmt.Sprintf("%s: expected %d got %d\n", tc.desc, tc.size, size))
assert.True(t, errors.Contains(err, tc.err), fmt.Sprintf("%s: expected %s got %s\n", tc.desc, tc.err, err))
}
}
func TestListSerials(t *testing.T) {
svc, err := newService(map[string]string{token: email})
require.Nil(t, err, fmt.Sprintf("unexpected service creation error: %s\n", err))
var issuedCerts []certs.Cert
for i := 0; i < certNum; i++ {
cert, err := svc.IssueCert(context.Background(), token, thingID, ttl)
require.Nil(t, err, fmt.Sprintf("unexpected cert creation error: %s\n", err))
crt := certs.Cert{
OwnerID: cert.OwnerID,
ThingID: cert.ThingID,
Serial: cert.Serial,
Expire: cert.Expire,
}
issuedCerts = append(issuedCerts, crt)
}
cases := []struct {
token string
desc string
thingID string
offset uint64
limit uint64
certs []certs.Cert
err error
}{
{
desc: "list all certs with valid token",
token: token,
thingID: thingID,
offset: 0,
limit: certNum,
certs: issuedCerts,
err: nil,
},
{
desc: "list all certs with invalid token",
token: wrongValue,
thingID: thingID,
offset: 0,
limit: certNum,
certs: nil,
err: errors.ErrAuthentication,
},
{
desc: "list half certs with valid token",
token: token,
thingID: thingID,
offset: certNum / 2,
limit: certNum,
certs: issuedCerts[certNum/2:],
err: nil,
},
{
desc: "list last cert with valid token",
token: token,
thingID: thingID,
offset: certNum - 1,
limit: certNum,
certs: []certs.Cert{issuedCerts[certNum-1]},
err: nil,
},
}
for _, tc := range cases {
page, err := svc.ListSerials(context.Background(), tc.token, tc.thingID, tc.offset, tc.limit)
assert.Equal(t, tc.certs, page.Certs, fmt.Sprintf("%s: expected %v got %v\n", tc.desc, tc.certs, page.Certs))
assert.True(t, errors.Contains(err, tc.err), fmt.Sprintf("%s: expected %s got %s\n", tc.desc, tc.err, err))
}
}
func TestViewCert(t *testing.T) {
svc, err := newService(map[string]string{token: email})
require.Nil(t, err, fmt.Sprintf("unexpected service creation error: %s\n", err))
ic, err := svc.IssueCert(context.Background(), token, thingID, ttl)
require.Nil(t, err, fmt.Sprintf("unexpected cert creation error: %s\n", err))
cert := certs.Cert{
ThingID: thingID,
ClientCert: ic.ClientCert,
Serial: ic.Serial,
Expire: ic.Expire,
}
cases := []struct {
token string
desc string
serialID string
cert certs.Cert
err error
}{
{
desc: "list cert with valid token and serial",
token: token,
serialID: cert.Serial,
cert: cert,
err: nil,
},
{
desc: "list cert with invalid token",
token: wrongValue,
serialID: cert.Serial,
cert: certs.Cert{},
err: errors.ErrAuthentication,
},
{
desc: "list cert with invalid serial",
token: token,
serialID: wrongValue,
cert: certs.Cert{},
err: errors.ErrNotFound,
},
}
for _, tc := range cases {
cert, err := svc.ViewCert(context.Background(), tc.token, tc.serialID)
assert.Equal(t, tc.cert, cert, fmt.Sprintf("%s: expected %v got %v\n", tc.desc, tc.cert, cert))
assert.True(t, errors.Contains(err, tc.err), fmt.Sprintf("%s: expected %s got %s\n", tc.desc, tc.err, err))
}
}
func newThingsServer(svc things.Service) *httptest.Server {
logger := logger.NewMock()
mux := httpapi.MakeHandler(mocktracer.New(), svc, logger)
return httptest.NewServer(mux)
}
func loadCertificates(caPath, caKeyPath string) (tls.Certificate, *x509.Certificate, error) {
var tlsCert tls.Certificate
var caCert *x509.Certificate
if caPath == "" || caKeyPath == "" {
return tlsCert, caCert, nil
}
if _, err := os.Stat(caPath); os.IsNotExist(err) {
return tlsCert, caCert, err
}
if _, err := os.Stat(caKeyPath); os.IsNotExist(err) {
return tlsCert, caCert, err
}
tlsCert, err := tls.LoadX509KeyPair(caPath, caKeyPath)
if err != nil {
return tlsCert, caCert, errors.Wrap(err, err)
}
b, err := ioutil.ReadFile(caPath)
if err != nil {
return tlsCert, caCert, err
}
caCert, err = readCert(b)
if err != nil {
return tlsCert, caCert, errors.Wrap(err, err)
}
return tlsCert, caCert, nil
}
func readCert(b []byte) (*x509.Certificate, error) {
block, _ := pem.Decode(b)
if block == nil {
return nil, errors.New("failed to decode PEM data")
}
return x509.ParseCertificate(block.Bytes)
}