selfpass/sp/commands/get.go

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package commands
import (
"context"
"encoding/base64"
"fmt"
"time"
"github.com/atotto/clipboard"
"github.com/pquerna/otp/totp"
"github.com/spf13/cobra"
"gopkg.in/AlecAivazis/survey.v1"
"github.com/mitchell/selfpass/sp/crypto"
clitypes "github.com/mitchell/selfpass/sp/types"
)
func makeGet(repo clitypes.ConfigRepo, initClient CredentialsClientInit) *cobra.Command {
flags := credentialFlagSet{}.withHostFlag()
getCmd := &cobra.Command{
Use: "get",
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.`,
Run: func(cmd *cobra.Command, args []string) {
var (
copyPass bool
cleancb bool
prompt survey.Prompt
)
ctx, cancel := context.WithTimeout(context.Background(), time.Second*60)
defer cancel()
client := initClient(ctx)
masterpass, cfg, err := repo.OpenConfig()
check(err)
cred := selectCredential(client, flags.sourceHost)
fmt.Println(cred)
check(clipboard.WriteAll(string(cred.Primary)))
fmt.Println("Wrote primary user key to clipboard.")
key := cfg.GetString(clitypes.KeyPrivateKey)
passkey := crypto.GeneratePBKDF2Key([]byte(masterpass), []byte(key))
prompt = &survey.Confirm{Message: "Copy password to clipboard?", Default: true}
check(survey.AskOne(prompt, &copyPass, nil))
if copyPass {
passbytes, err := base64.StdEncoding.DecodeString(cred.Password)
check(err)
plainpass, err := crypto.CBCDecrypt(passkey, passbytes)
check(clipboard.WriteAll(string(plainpass)))
fmt.Println("Wrote password to clipboard.")
}
if cred.OTPSecret != "" {
var newOTP bool
prompt = &survey.Confirm{Message: "Generate one time password and copy to clipboard?", Default: true}
check(survey.AskOne(prompt, &newOTP, nil))
if newOTP {
secretbytes, err := base64.StdEncoding.DecodeString(cred.OTPSecret)
check(err)
plainsecret, err := crypto.CBCDecrypt(passkey, secretbytes)
otp, err := totp.GenerateCode(string(plainsecret), time.Now())
check(err)
check(clipboard.WriteAll(otp))
fmt.Println("Wrote one time password to clipboard.")
}
}
prompt = &survey.Confirm{Message: "Do you want to clear the clipboard?", Default: true}
check(survey.AskOne(prompt, &cleancb, nil))
if cleancb {
check(clipboard.WriteAll(" "))
}
},
}
flags.register(getCmd)
return getCmd
}