-
Notifications
You must be signed in to change notification settings - Fork 41
/
tx.go
143 lines (111 loc) · 3.43 KB
/
tx.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
package cli
import (
"bufio"
"crypto/ed25519"
"encoding/base64"
"fmt"
"github.com/cheqd/cheqd-node/x/cheqd/types"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/input"
"github.com/cosmos/cosmos-sdk/crypto/keyring"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/spf13/cobra"
)
type SignInput struct {
verificationMethodId string
privKey ed25519.PrivateKey
}
// GetTxCmd returns the transaction commands for this module
func GetTxCmd() *cobra.Command {
cmd := &cobra.Command{
Use: types.ModuleName,
Short: fmt.Sprintf("%s transaction subcommands", types.ModuleName),
DisableFlagParsing: true,
SuggestionsMinimumDistance: 2,
RunE: client.ValidateCmd,
}
cmd.AddCommand(CmdCreateDid())
cmd.AddCommand(CmdUpdateDid())
return cmd
}
func GetPayloadAndSignInputs(clientCtx client.Context, args []string) (string, []SignInput, error) {
// Check for args count
if len(args)%2 != 1 {
return "", []SignInput{}, fmt.Errorf("invalid number of arguments: %d. must be an odd number", len(args))
}
// Get payload json
payloadJson := args[0]
// Get signInputs
signInputs, err := GetSignInputs(clientCtx, args[1:])
if err != nil {
return "", []SignInput{}, err
}
return payloadJson, signInputs, nil
}
func GetSignInputs(clientCtx client.Context, args []string) ([]SignInput, error) {
// Check for args count
if len(args)%2 != 0 {
return []SignInput{}, fmt.Errorf("can't read sign inputs. invalid number of arguments: %d", len(args))
}
// Get signInputs
var signInputs []SignInput
for i := 0; i < len(args); i += 2 {
vmId := args[i]
privKey := args[i+1]
if privKey == "interactive" {
inBuf := bufio.NewReader(clientCtx.Input)
var err error
privKey, err = input.GetString("Enter base64 encoded verification key", inBuf)
if err != nil {
return nil, err
}
}
privKeyBytes, err := base64.StdEncoding.DecodeString(privKey)
if err != nil {
return nil, fmt.Errorf("unable to decode private key: %s", err.Error())
}
signInput := SignInput{
verificationMethodId: vmId,
privKey: privKeyBytes,
}
signInputs = append(signInputs, signInput)
}
return signInputs, nil
}
func SignWithSignInputs(signBytes []byte, signInputs []SignInput) []*types.SignInfo {
var signatures []*types.SignInfo
for _, signInput := range signInputs {
signatureBytes := ed25519.Sign(signInput.privKey, signBytes)
signInfo := types.SignInfo{
VerificationMethodId: signInput.verificationMethodId,
Signature: base64.StdEncoding.EncodeToString(signatureBytes),
}
signatures = append(signatures, &signInfo)
}
return signatures
}
func SetFeePayerFromSigner(ctx *client.Context) error {
if ctx.FromAddress != nil {
ctx.FeePayer = ctx.FromAddress
return nil
}
signerAccAddr, err := AccAddrByKeyRef(ctx.Keyring, ctx.From)
if err != nil {
return err
}
ctx.FeePayer = signerAccAddr
return nil
}
func AccAddrByKeyRef(keyring keyring.Keyring, keyRef string) (sdk.AccAddress, error) {
// Firstly check if the keyref is a key name of a key registered in a keyring
info, err := keyring.Key(keyRef)
if err == nil {
return info.GetAddress(), nil
}
if !sdkerrors.IsOf(err, sdkerrors.ErrIO, sdkerrors.ErrKeyNotFound) {
return nil, err
}
// Fallback: convert keyref to address
return sdk.AccAddressFromBech32(keyRef)
}