Move go code up one level

2 files changed, 201 insertions, 0 deletions

diff --git a/internal/command/twofactorrecover/twofactorrecover.go b/internal/command/twofactorrecover/twofactorrecover.go
new file mode 100644
index 0000000..c68080a
--- /dev/null
+++ b/internal/command/twofactorrecover/twofactorrecover.go
@@ -0,0 +1,65 @@
+package twofactorrecover
+
+import (
+	"fmt"
+	"strings"
+
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/command/commandargs"
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/command/readwriter"
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/config"
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/gitlabnet/twofactorrecover"
+)
+
+type Command struct {
+	Config     *config.Config
+	Args       *commandargs.Shell
+	ReadWriter *readwriter.ReadWriter
+}
+
+func (c *Command) Execute() error {
+	if c.canContinue() {
+		c.displayRecoveryCodes()
+	} else {
+		fmt.Fprintln(c.ReadWriter.Out, "\nNew recovery codes have *not* been generated. Existing codes will remain valid.")
+	}
+
+	return nil
+}
+
+func (c *Command) canContinue() bool {
+	question :=
+		"Are you sure you want to generate new two-factor recovery codes?\n" +
+			"Any existing recovery codes you saved will be invalidated. (yes/no)"
+	fmt.Fprintln(c.ReadWriter.Out, question)
+
+	var answer string
+	fmt.Fscanln(c.ReadWriter.In, &answer)
+
+	return answer == "yes"
+}
+
+func (c *Command) displayRecoveryCodes() {
+	codes, err := c.getRecoveryCodes()
+
+	if err == nil {
+		messageWithCodes :=
+			"\nYour two-factor authentication recovery codes are:\n\n" +
+				strings.Join(codes, "\n") +
+				"\n\nDuring sign in, use one of the codes above when prompted for\n" +
+				"your two-factor code. Then, visit your Profile Settings and add\n" +
+				"a new device so you do not lose access to your account again.\n"
+		fmt.Fprint(c.ReadWriter.Out, messageWithCodes)
+	} else {
+		fmt.Fprintf(c.ReadWriter.Out, "\nAn error occurred while trying to generate new recovery codes.\n%v\n", err)
+	}
+}
+
+func (c *Command) getRecoveryCodes() ([]string, error) {
+	client, err := twofactorrecover.NewClient(c.Config)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return client.GetRecoveryCodes(c.Args)
+}
diff --git a/internal/command/twofactorrecover/twofactorrecover_test.go b/internal/command/twofactorrecover/twofactorrecover_test.go
new file mode 100644
index 0000000..291d499
--- /dev/null
+++ b/internal/command/twofactorrecover/twofactorrecover_test.go
@@ -0,0 +1,136 @@
+package twofactorrecover
+
+import (
+	"bytes"
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/command/commandargs"
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/command/readwriter"
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/config"
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/gitlabnet/testserver"
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/gitlabnet/twofactorrecover"
+)
+
+var (
+	requests []testserver.TestRequestHandler
+)
+
+func setup(t *testing.T) {
+	requests = []testserver.TestRequestHandler{
+		{
+			Path: "/api/v4/internal/two_factor_recovery_codes",
+			Handler: func(w http.ResponseWriter, r *http.Request) {
+				b, err := ioutil.ReadAll(r.Body)
+				defer r.Body.Close()
+
+				require.NoError(t, err)
+
+				var requestBody *twofactorrecover.RequestBody
+				json.Unmarshal(b, &requestBody)
+
+				switch requestBody.KeyId {
+				case "1":
+					body := map[string]interface{}{
+						"success":        true,
+						"recovery_codes": [2]string{"recovery", "codes"},
+					}
+					json.NewEncoder(w).Encode(body)
+				case "forbidden":
+					body := map[string]interface{}{
+						"success": false,
+						"message": "Forbidden!",
+					}
+					json.NewEncoder(w).Encode(body)
+				case "broken":
+					w.WriteHeader(http.StatusInternalServerError)
+				}
+			},
+		},
+	}
+}
+
+const (
+	question = "Are you sure you want to generate new two-factor recovery codes?\n" +
+		"Any existing recovery codes you saved will be invalidated. (yes/no)\n\n"
+	errorHeader = "An error occurred while trying to generate new recovery codes.\n"
+)
+
+func TestExecute(t *testing.T) {
+	setup(t)
+
+	url, cleanup := testserver.StartSocketHttpServer(t, requests)
+	defer cleanup()
+
+	testCases := []struct {
+		desc           string
+		arguments      *commandargs.Shell
+		answer         string
+		expectedOutput string
+	}{
+		{
+			desc:      "With a known key id",
+			arguments: &commandargs.Shell{GitlabKeyId: "1"},
+			answer:    "yes\n",
+			expectedOutput: question +
+				"Your two-factor authentication recovery codes are:\n\nrecovery\ncodes\n\n" +
+				"During sign in, use one of the codes above when prompted for\n" +
+				"your two-factor code. Then, visit your Profile Settings and add\n" +
+				"a new device so you do not lose access to your account again.\n",
+		},
+		{
+			desc:           "With bad response",
+			arguments:      &commandargs.Shell{GitlabKeyId: "-1"},
+			answer:         "yes\n",
+			expectedOutput: question + errorHeader + "Parsing failed\n",
+		},
+		{
+			desc:           "With API returns an error",
+			arguments:      &commandargs.Shell{GitlabKeyId: "forbidden"},
+			answer:         "yes\n",
+			expectedOutput: question + errorHeader + "Forbidden!\n",
+		},
+		{
+			desc:           "With API fails",
+			arguments:      &commandargs.Shell{GitlabKeyId: "broken"},
+			answer:         "yes\n",
+			expectedOutput: question + errorHeader + "Internal API error (500)\n",
+		},
+		{
+			desc:           "With missing arguments",
+			arguments:      &commandargs.Shell{},
+			answer:         "yes\n",
+			expectedOutput: question + errorHeader + "who='' is invalid\n",
+		},
+		{
+			desc:      "With negative answer",
+			arguments: &commandargs.Shell{},
+			answer:    "no\n",
+			expectedOutput: question +
+				"New recovery codes have *not* been generated. Existing codes will remain valid.\n",
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.desc, func(t *testing.T) {
+			output := &bytes.Buffer{}
+			input := bytes.NewBufferString(tc.answer)
+
+			cmd := &Command{
+				Config:     &config.Config{GitlabUrl: url},
+				Args:       tc.arguments,
+				ReadWriter: &readwriter.ReadWriter{Out: output, In: input},
+			}
+
+			err := cmd.Execute()
+
+			assert.NoError(t, err)
+			assert.Equal(t, tc.expectedOutput, output.String())
+		})
+	}
+}