156 lines
4.7 KiB
Go
156 lines
4.7 KiB
Go
package auth
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import (
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"context"
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"fmt"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"os"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/traefik/traefik/v2/pkg/config/dynamic"
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"github.com/traefik/traefik/v2/pkg/testhelpers"
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)
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func TestDigestAuthError(t *testing.T) {
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next := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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fmt.Fprintln(w, "traefik")
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})
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auth := dynamic.DigestAuth{
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Users: []string{"test"},
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}
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_, err := NewDigest(context.Background(), next, auth, "authName")
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assert.Error(t, err)
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}
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func TestDigestAuthFail(t *testing.T) {
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next := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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fmt.Fprintln(w, "traefik")
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})
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auth := dynamic.DigestAuth{
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Users: []string{"test:traefik:a2688e031edb4be6a3797f3882655c05"},
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}
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authMiddleware, err := NewDigest(context.Background(), next, auth, "authName")
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require.NoError(t, err)
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assert.NotNil(t, authMiddleware, "this should not be nil")
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ts := httptest.NewServer(authMiddleware)
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defer ts.Close()
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client := http.DefaultClient
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req := testhelpers.MustNewRequest(http.MethodGet, ts.URL, nil)
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req.SetBasicAuth("test", "test")
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res, err := client.Do(req)
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require.NoError(t, err)
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assert.Equal(t, http.StatusUnauthorized, res.StatusCode)
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}
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func TestDigestAuthUsersFromFile(t *testing.T) {
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testCases := []struct {
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desc string
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userFileContent string
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expectedUsers map[string]string
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givenUsers []string
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realm string
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}{
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{
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desc: "Finds the users in the file",
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userFileContent: "test:traefik:a2688e031edb4be6a3797f3882655c05\ntest2:traefik:518845800f9e2bfb1f1f740ec24f074e\n",
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givenUsers: []string{},
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expectedUsers: map[string]string{"test": "test", "test2": "test2"},
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},
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{
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desc: "Merges given users with users from the file",
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userFileContent: "test:traefik:a2688e031edb4be6a3797f3882655c05\n",
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givenUsers: []string{"test2:traefik:518845800f9e2bfb1f1f740ec24f074e", "test3:traefik:c8e9f57ce58ecb4424407f665a91646c"},
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expectedUsers: map[string]string{"test": "test", "test2": "test2", "test3": "test3"},
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},
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{
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desc: "Given users have priority over users in the file",
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userFileContent: "test:traefik:a2688e031edb4be6a3797f3882655c05\ntest2:traefik:518845800f9e2bfb1f1f740ec24f074e\n",
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givenUsers: []string{"test2:traefik:8de60a1c52da68ccf41f0c0ffb7c51a0"},
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expectedUsers: map[string]string{"test": "test", "test2": "overridden"},
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},
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{
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desc: "Should authenticate the correct user based on the realm",
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userFileContent: "test:traefik:a2688e031edb4be6a3797f3882655c05\ntest:traefiker:a3d334dff2645b914918de78bec50bf4\n",
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givenUsers: []string{},
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expectedUsers: map[string]string{"test": "test2"},
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realm: "traefiker",
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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// Creates the temporary configuration file with the users
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usersFile, err := ioutil.TempFile("", "auth-users")
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require.NoError(t, err)
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defer os.Remove(usersFile.Name())
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_, err = usersFile.Write([]byte(test.userFileContent))
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require.NoError(t, err)
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// Creates the configuration for our Authenticator
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authenticatorConfiguration := dynamic.DigestAuth{
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Users: test.givenUsers,
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UsersFile: usersFile.Name(),
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Realm: test.realm,
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}
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next := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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fmt.Fprintln(w, "traefik")
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})
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authenticator, err := NewDigest(context.Background(), next, authenticatorConfiguration, "authName")
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require.NoError(t, err)
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ts := httptest.NewServer(authenticator)
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defer ts.Close()
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for userName, userPwd := range test.expectedUsers {
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req := testhelpers.MustNewRequest(http.MethodGet, ts.URL, nil)
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digestRequest := newDigestRequest(userName, userPwd, http.DefaultClient)
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var res *http.Response
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res, err = digestRequest.Do(req)
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require.NoError(t, err)
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require.Equal(t, http.StatusOK, res.StatusCode, "Cannot authenticate user "+userName)
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var body []byte
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body, err = ioutil.ReadAll(res.Body)
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require.NoError(t, err)
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err = res.Body.Close()
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require.NoError(t, err)
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require.Equal(t, "traefik\n", string(body))
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}
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// Checks that user foo doesn't work
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req := testhelpers.MustNewRequest(http.MethodGet, ts.URL, nil)
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digestRequest := newDigestRequest("foo", "foo", http.DefaultClient)
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var res *http.Response
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res, err = digestRequest.Do(req)
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require.NoError(t, err)
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require.Equal(t, http.StatusUnauthorized, res.StatusCode)
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var body []byte
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body, err = ioutil.ReadAll(res.Body)
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require.NoError(t, err)
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err = res.Body.Close()
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require.NoError(t, err)
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require.NotContains(t, "traefik", string(body))
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})
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}
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}
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