Lowercase the user provided workspace name

auth/auth.go

@@ -13,6 +13,8 @@ import (
 	"github.com/slack-go/slack"
 )
 
+const SlackURL = "https://slack.com"
+
 // Type is the auth type.
 //
 //go:generate stringer -type Type -linecomment
@@ -41,11 +43,14 @@ type Provider interface {
 	Validate() error
 	// Test tests if credentials are valid.
 	Test(ctx context.Context) error
+	// Client returns an authenticated HTTP client
+	HTTPClient() (*http.Client, error)
 }
 
 var (
-	ErrNoToken   = errors.New("no token")
-	ErrNoCookies = errors.New("no cookies")
+	ErrNoToken      = errors.New("no token")
+	ErrNoCookies    = errors.New("no cookies")
+	ErrNotSupported = errors.New("not supported")
 )
 
 type simpleProvider struct {
@@ -114,16 +119,20 @@ func (s simpleProvider) Test(ctx context.Context) error {
 	ctx, task := trace.NewTask(ctx, "TestAuth")
 	defer task.End()
 
-	httpCl, err := chttp.New("https://slack.com", s.Cookies())
+	httpCl, err := s.HTTPClient()
 	if err != nil {
-		return err
+		return &Error{Err: err}
 	}
 	cl := slack.New(s.Token, slack.OptionHTTPClient(httpCl))
 
-	region := trace.StartRegion(ctx, "AuthTestContext")
+	region := trace.StartRegion(ctx, "simpleProvider.Test")
 	defer region.End()
 	if _, err := cl.AuthTestContext(ctx); err != nil {
 		return &Error{Err: err}
 	}
 	return nil
 }
+
+func (s simpleProvider) HTTPClient() (*http.Client, error) {
+	return chttp.New(SlackURL, s.Cookies())
+}

auth/auth_error.go

@@ -6,10 +6,15 @@ import "fmt"
 // an API error returned by slack.AuthTest call.
 type Error struct {
 	Err error
+	Msg string
 }
 
 func (ae *Error) Error() string {
-	return fmt.Sprintf("failed to authenticate: %s", ae.Err)
+	var msg string = ae.Msg
+	if msg == "" {
+		msg = ae.Err.Error()
+	}
+	return fmt.Sprintf("authentication error: %s", msg)
 }
 
 func (ae *Error) Unwrap() error {

auth/browser.go

@@ -43,6 +43,9 @@ func NewBrowserAuth(ctx context.Context, opts ...Option) (BrowserAuth, error) {
 	for _, opt := range opts {
 		opt(&options{browserOpts: &br.opts})
 	}
+	if isDocker() {
+		return BrowserAuth{}, &Error{Err: ErrNotSupported, Msg: "browser auth is not supported in docker, use token/cookie auth instead"}
+	}
 
 	if br.opts.workspace == "" {
 		var err error
@@ -70,7 +73,6 @@ func NewBrowserAuth(ctx context.Context, opts ...Option) (BrowserAuth, error) {
 		Token:  token,
 		Cookie: cookies,
 	}
-
 	return br, nil
 }
 
@@ -93,3 +95,8 @@ func sanitize(workspace string) (string, error) {
 	parts := strings.Split(workspace, ".")
 	return parts[0], nil
 }
+
+func isDocker() bool {
+	_, err := os.Stat("/.dockerenv")
+	return err == nil
+}

auth/browser/client.go

@@ -16,7 +16,10 @@ import (
 	"github.com/rusq/slackdump/v2/logger"
 )
 
-const slackDomain = ".slack.com"
+const (
+	slackDomain    = ".slack.com"
+	requestTimeout = 600 * time.Second
+)
 
 // Client is the client for Browser Auth Provider.
 type Client struct {
@@ -32,11 +35,11 @@ var installFn = playwright.Install
 
 // New create new browser based client.
 func New(workspace string, opts ...Option) (*Client, error) {
-	if workspace == "" {
+	if strings.TrimSpace(workspace) == "" {
 		return nil, errors.New("workspace can't be empty")
 	}
 	cl := &Client{
-		workspace:    workspace,
+		workspace:    strings.ToLower(workspace),
 		pageClosed:   make(chan bool, 1),
 		br:           Bfirefox,
 		loginTimeout: float64(DefLoginTimeout.Milliseconds()),
@@ -142,15 +145,13 @@ func (cl *Client) Authenticate(ctx context.Context) (string, []*http.Cookie, err
 	return token, convertCookies(state.Cookies), nil
 }
 
-var errPageClosed = errors.New("browser closed or timed out")
+var ErrBrowserClosed = errors.New("browser closed or timed out")
 
 // withBrowserGuard starts the function fn in a goroutine, and waits for it to
 // finish.  If the context is canceled, or the page is closed, it returns
 // the appropriate error.
 func (cl *Client) withBrowserGuard(ctx context.Context, fn func() error) error {
-	var (
-		errC = make(chan error)
-	)
+	var errC = make(chan error, 1)
 	go func() {
 		defer close(errC)
 		errC <- fn()
@@ -159,7 +160,7 @@ func (cl *Client) withBrowserGuard(ctx context.Context, fn func() error) error {
 	case <-ctx.Done():
 		return ctx.Err()
 	case <-cl.pageClosed:
-		return errPageClosed
+		return ErrBrowserClosed
 	case err := <-errC:
 		return err
 	}

auth/option.go

@@ -1,6 +1,7 @@
 package auth
 
 import (
+	"strings"
 	"time"
 
 	"github.com/rusq/slackdump/v2/auth/browser"
@@ -23,7 +24,7 @@ func BrowserWithAuthFlow(flow BrowserAuthUI) Option {
 
 func BrowserWithWorkspace(name string) Option {
 	return func(o *options) {
-		o.browserOpts.workspace = name
+		o.browserOpts.workspace = strings.ToLower(name)
 	}
 }