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package cmd
import (
"fmt"
"log"
"os"
"time"
"github.com/pkg/browser"
"github.com/spf13/cobra"
"github.com/vespa-engine/vespa/client/go/auth"
"github.com/vespa-engine/vespa/client/go/auth/auth0"
)
// newLoginCmd runs the login flow guiding the user through the process
// by showing the login instructions, opening the browser.
// Use `expired` to run the login from other commands setup:
// this will only affect the messages.
func newLoginCmd(cli *CLI) *cobra.Command {
return &cobra.Command{
Use: "login",
Args: cobra.NoArgs,
Short: "Authenticate the Vespa CLI",
Example: "$ vespa auth login",
DisableAutoGenTag: true,
SilenceUsage: true,
RunE: func(cmd *cobra.Command, args []string) error {
ctx := cmd.Context()
targetType, err := cli.config.targetType()
if err != nil {
return err
}
system, err := cli.system(targetType)
if err != nil {
return err
}
a, err := auth0.New(cli.config.authConfigPath(), system.Name, system.URL)
if err != nil {
return err
}
state, err := a.Authenticator.Start(ctx)
if err != nil {
return fmt.Errorf("could not start the authentication process: %w", err)
}
log.Printf("Your Device Confirmation code is: %s\n\n", state.UserCode)
log.Println("If you prefer, you can open the URL directly for verification")
log.Printf("Your Verification URL: %s\n\n", state.VerificationURI)
log.Println("Press Enter to open the browser to log in or ^C to quit...")
fmt.Scanln()
err = browser.OpenURL(state.VerificationURI)
if err != nil {
log.Printf("Couldn't open the URL, please do it manually: %s.", state.VerificationURI)
}
var res auth.Result
err = cli.spinner(os.Stderr, "Waiting for login to complete in browser ...", func() error {
res, err = a.Authenticator.Wait(ctx, state)
return err
})
if err != nil {
return fmt.Errorf("login error: %w", err)
}
log.Print("\n")
log.Println("Successfully logged in.")
log.Print("\n")
// store the refresh token
secretsStore := &auth.Keyring{}
err = secretsStore.Set(auth.SecretsNamespace, system.Name, res.RefreshToken)
if err != nil {
// log the error but move on
log.Println("Could not store the refresh token locally, please expect to login again once your access token expired.")
}
creds := auth0.Credentials{
AccessToken: res.AccessToken,
ExpiresAt: time.Now().Add(time.Duration(res.ExpiresIn) * time.Second),
Scopes: auth.RequiredScopes(),
}
if err := a.WriteCredentials(creds); err != nil {
return fmt.Errorf("failed to write credentials: %w", err)
}
return err
},
}
}
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