1package commands
2
3import (
4 "bufio"
5 "fmt"
6 "os"
7 "strings"
8
9 "github.com/mattn/go-isatty"
10 "github.com/pkg/errors"
11 "github.com/spf13/cobra"
12
13 "github.com/MichaelMure/git-bug/bridge"
14 "github.com/MichaelMure/git-bug/bridge/core"
15 "github.com/MichaelMure/git-bug/bridge/core/auth"
16 "github.com/MichaelMure/git-bug/cache"
17 "github.com/MichaelMure/git-bug/util/interrupt"
18)
19
20var (
21 bridgeAuthAddTokenTarget string
22 bridgeAuthAddTokenLogin string
23 bridgeAuthAddTokenUser string
24)
25
26func runBridgeTokenAdd(cmd *cobra.Command, args []string) error {
27 // Note: as bridgeAuthAddTokenLogin is not checked against the remote bug-tracker,
28 // it's possible to register a credential with an incorrect login (including bad case).
29 // The consequence is that it will not get picked later by the bridge. I find that
30 // checking it would require a cumbersome UX (need to provide a base URL for some bridges, ...)
31 // so it's probably not worth it, unless we refactor that entirely.
32
33 if bridgeAuthAddTokenTarget == "" {
34 return fmt.Errorf("flag --target is required")
35 }
36 if bridgeAuthAddTokenLogin == "" {
37 return fmt.Errorf("flag --login is required")
38 }
39
40 backend, err := cache.NewRepoCache(repo)
41 if err != nil {
42 return err
43 }
44 defer backend.Close()
45 interrupt.RegisterCleaner(backend.Close)
46
47 if !core.TargetExist(bridgeAuthAddTokenTarget) {
48 return fmt.Errorf("unknown target")
49 }
50
51 var value string
52
53 if len(args) == 1 {
54 value = args[0]
55 } else {
56 // Read from Stdin
57 if isatty.IsTerminal(os.Stdin.Fd()) {
58 fmt.Println("Enter the token:")
59 }
60 reader := bufio.NewReader(os.Stdin)
61 raw, err := reader.ReadString('\n')
62 if err != nil {
63 return fmt.Errorf("reading from stdin: %v", err)
64 }
65 value = strings.TrimSuffix(raw, "\n")
66 }
67
68 var user *cache.IdentityCache
69
70 if bridgeAuthAddTokenUser == "" {
71 user, err = backend.GetUserIdentity()
72 } else {
73 user, err = backend.ResolveIdentityPrefix(bridgeAuthAddTokenUser)
74 }
75 if err != nil {
76 return err
77 }
78
79 metaKey, _ := bridge.LoginMetaKey(bridgeAuthAddTokenTarget)
80 login, ok := user.ImmutableMetadata()[metaKey]
81
82 switch {
83 case ok && login == bridgeAuthAddTokenLogin:
84 // nothing to do
85 case ok && login != bridgeAuthAddTokenLogin:
86 return fmt.Errorf("this user is already tagged with a different %s login", bridgeAuthAddTokenTarget)
87 default:
88 user.SetMetadata(metaKey, bridgeAuthAddTokenLogin)
89 err = user.Commit()
90 if err != nil {
91 return err
92 }
93 }
94
95 token := auth.NewToken(bridgeAuthAddTokenTarget, value)
96 token.SetMetadata(auth.MetaKeyLogin, bridgeAuthAddTokenLogin)
97
98 if err := token.Validate(); err != nil {
99 return errors.Wrap(err, "invalid token")
100 }
101
102 err = auth.Store(repo, token)
103 if err != nil {
104 return err
105 }
106
107 fmt.Printf("token %s added\n", token.ID())
108 return nil
109}
110
111var bridgeAuthAddTokenCmd = &cobra.Command{
112 Use: "add-token [<token>]",
113 Short: "Store a new token",
114 PreRunE: loadRepoEnsureUser,
115 RunE: runBridgeTokenAdd,
116 Args: cobra.MaximumNArgs(1),
117}
118
119func init() {
120 bridgeAuthCmd.AddCommand(bridgeAuthAddTokenCmd)
121 bridgeAuthAddTokenCmd.Flags().StringVarP(&bridgeAuthAddTokenTarget, "target", "t", "",
122 fmt.Sprintf("The target of the bridge. Valid values are [%s]", strings.Join(bridge.Targets(), ",")))
123 bridgeAuthAddTokenCmd.Flags().StringVarP(&bridgeAuthAddTokenLogin,
124 "login", "l", "", "The login in the remote bug-tracker")
125 bridgeAuthAddTokenCmd.Flags().StringVarP(&bridgeAuthAddTokenUser,
126 "user", "u", "", "The user to add the token to. Default is the current user")
127 bridgeAuthAddTokenCmd.Flags().SortFlags = false
128}