selfpass/credentials/cmds/get.go

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package cmds
import (
"context"
"encoding/base64"
"encoding/hex"
"encoding/json"
"fmt"
"time"
"github.com/atotto/clipboard"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/mitchell/selfpass/crypto"
)
func MakeGetCmd(masterpass string, cfg *viper.Viper, initClient CredentialClientInit) *cobra.Command {
getCmd := &cobra.Command{
Use: "get [id]",
Short: "Get a credential info and copy password to clipboard",
Long: `Get a credential's info and copy password to clipboard, from Selfpass server, after
decrypting password.`,
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {
ctx, cancel := context.WithTimeout(context.Background(), time.Second*3)
defer cancel()
cbcontents, err := clipboard.ReadAll()
check(err)
restore := func(cbcontents string) {
time.Sleep(time.Second * 5)
clipboard.WriteAll(cbcontents)
}
cred, err := initClient(ctx).Get(ctx, args[0])
check(err)
key, err := hex.DecodeString(cfg.GetString(KeyPrivateKey))
check(err)
passkey, err := crypto.CombinePasswordAndKey([]byte(masterpass), key)
check(err)
passbytes, err := base64.StdEncoding.DecodeString(cred.Password)
check(err)
plainpass, err := crypto.CBCDecrypt(passkey, passbytes)
check(clipboard.WriteAll(string(plainpass)))
go restore(cbcontents)
cjson, err := json.MarshalIndent(cred, "", " ")
check(err)
fmt.Println(string(cjson))
fmt.Println("Wrote password to clipboard.")
},
}
return getCmd
}