accounts, cmd: add note about backing up the keystore (ethereum#19432)

Author: gzliudan

accounts/keystore/passphrase.go

@@ -37,6 +37,7 @@ import (
 	"os"
 	"path/filepath"
 
+	"github.com/XinFinOrg/XDPoSChain/accounts"
 	"github.com/XinFinOrg/XDPoSChain/common"
 	"github.com/XinFinOrg/XDPoSChain/common/math"
 	"github.com/XinFinOrg/XDPoSChain/crypto"
@@ -96,9 +97,9 @@ func (ks keyStorePassphrase) GetKey(addr common.Address, filename, auth string)
 }
 
 // StoreKey generates a key, encrypts with 'auth' and stores in the given directory
-func StoreKey(dir, auth string, scryptN, scryptP int) (common.Address, error) {
+func StoreKey(dir, auth string, scryptN, scryptP int) (accounts.Account, error) {
 	_, a, err := storeNewKey(&keyStorePassphrase{dir, scryptN, scryptP, false}, rand.Reader, auth)
-	return a.Address, err
+	return a, err
 }
 
 func (ks keyStorePassphrase) StoreKey(filename string, key *Key, auth string) error {

cmd/XDC/accountcmd.go

@@ -310,12 +310,18 @@ func accountCreate(ctx *cli.Context) error {
 
 	password := getPassPhrase("Your new account is locked with a password. Please give a password. Do not forget this password.", true, 0, utils.MakePasswordList(ctx))
 
-	address, err := keystore.StoreKey(keydir, password, scryptN, scryptP)
+	account, err := keystore.StoreKey(keydir, password, scryptN, scryptP)
 
 	if err != nil {
 		utils.Fatalf("Failed to create account: %v", err)
 	}
-	fmt.Printf("Address: {xdc%x}\n", address)
+	fmt.Printf("\nYour new key was generated\n\n")
+	fmt.Printf("Public address of the key:   %s\n", account.Address.Hex())
+	fmt.Printf("Path of the secret key file: %s\n\n", account.URL.Path)
+	fmt.Printf("- You can share your public address with anyone. Others need it to interact with you.\n")
+	fmt.Printf("- You must NEVER share the secret key with anyone! The key controls access to your funds!\n")
+	fmt.Printf("- You must BACKUP your key file! Without the key, it's impossible to access account funds!\n")
+	fmt.Printf("- You must REMEMBER your password! Without the password, it's impossible to decrypt the key!\n\n")
 	return nil
 }
 

cmd/XDC/accountcmd_test.go

@@ -79,8 +79,20 @@ Your new account is locked with a password. Please give a password. Do not forge
 !! Unsupported terminal, password will be echoed.
 Passphrase: {{.InputLine "foobar"}}
 Repeat passphrase: {{.InputLine "foobar"}}
+
+Your new key was generated
+
+`)
+	XDC.ExpectRegexp(`
+Public address of the key:   xdc[0-9a-fA-F]{40}
+Path of the secret key file: .*UTC--.+--xdc[0-9a-fA-F]{40}
+
+- You can share your public address with anyone. Others need it to interact with you.
+- You must NEVER share the secret key with anyone! The key controls access to your funds!
+- You must BACKUP your key file! Without the key, it's impossible to access account funds!
+- You must REMEMBER your password! Without the password, it's impossible to decrypt the key!
+
 `)
-	XDC.ExpectRegexp(`Address: \{xdc[0-9a-f]{40}\}\n`)
 }
 
 func TestAccountNewBadRepeat(t *testing.T) {