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package commands
import (
"bufio"
"fmt"
"os"
"strings"
"github.com/mattn/go-isatty"
"github.com/pkg/errors"
"github.com/spf13/cobra"
"github.com/MichaelMure/git-bug/bridge"
"github.com/MichaelMure/git-bug/bridge/core"
"github.com/MichaelMure/git-bug/bridge/core/auth"
"github.com/MichaelMure/git-bug/cache"
)
type bridgeAuthAddTokenOptions struct {
target string
login string
user string
}
func newBridgeAuthAddTokenCommand() *cobra.Command {
env := newEnv()
options := bridgeAuthAddTokenOptions{}
cmd := &cobra.Command{
Use: "add-token [TOKEN]",
Short: "Store a new token",
PreRunE: loadBackendEnsureUser(env),
RunE: closeBackend(env, func(cmd *cobra.Command, args []string) error {
return runBridgeAuthAddToken(env, options, args)
}),
Args: cobra.MaximumNArgs(1),
}
flags := cmd.Flags()
flags.SortFlags = false
flags.StringVarP(&options.target, "target", "t", "",
fmt.Sprintf("The target of the bridge. Valid values are [%s]", strings.Join(bridge.Targets(), ",")))
flags.StringVarP(&options.login,
"login", "l", "", "The login in the remote bug-tracker")
flags.StringVarP(&options.user,
"user", "u", "", "The user to add the token to. Default is the current user")
return cmd
}
func runBridgeAuthAddToken(env *Env, opts bridgeAuthAddTokenOptions, args []string) error {
// Note: as bridgeAuthAddTokenLogin is not checked against the remote bug-tracker,
// it's possible to register a credential with an incorrect login (including bad case).
// The consequence is that it will not get picked later by the bridge. I find that
// checking it would require a cumbersome UX (need to provide a base URL for some bridges, ...)
// so it's probably not worth it, unless we refactor that entirely.
if opts.target == "" {
return fmt.Errorf("flag --target is required")
}
if opts.login == "" {
return fmt.Errorf("flag --login is required")
}
if !core.TargetExist(opts.target) {
return fmt.Errorf("unknown target")
}
var value string
if len(args) == 1 {
value = args[0]
} else {
// Read from Stdin
if isatty.IsTerminal(os.Stdin.Fd()) {
env.err.Println("Enter the token:")
}
reader := bufio.NewReader(os.Stdin)
raw, err := reader.ReadString('\n')
if err != nil {
return fmt.Errorf("reading from stdin: %v", err)
}
value = strings.TrimSuffix(raw, "\n")
}
var user *cache.IdentityCache
var err error
if opts.user == "" {
user, err = env.backend.GetUserIdentity()
} else {
user, err = env.backend.ResolveIdentityPrefix(opts.user)
}
if err != nil {
return err
}
metaKey, _ := bridge.LoginMetaKey(opts.target)
login, ok := user.ImmutableMetadata()[metaKey]
switch {
case ok && login == opts.login:
// nothing to do
case ok && login != opts.login:
return fmt.Errorf("this user is already tagged with a different %s login", opts.target)
default:
user.SetMetadata(metaKey, opts.login)
err = user.Commit()
if err != nil {
return err
}
}
token := auth.NewToken(opts.target, value)
token.SetMetadata(auth.MetaKeyLogin, opts.login)
if err := token.Validate(); err != nil {
return errors.Wrap(err, "invalid token")
}
err = auth.Store(env.repo, token)
if err != nil {
return err
}
env.out.Printf("token %s added\n", token.ID())
return nil
}
|
