mirror of https://github.com/ethereum/go-ethereum
cmd: abstract `getPassPhrase` functions into one (#21219)
* [cmd] Abstract `getPassPhrase` functions into one. * cmd/ethkey: fix compilation failure Co-authored-by: rjl493456442 <garyrong0905@gmail.com>pull/21275/head
Binacs
4 years ago
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// Copyright 2020 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// Package utils contains internal helper functions for go-ethereum commands.
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package utils |
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import ( |
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"fmt" |
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"github.com/ethereum/go-ethereum/console/prompt" |
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) |
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// GetPassPhrase displays the given text(prompt) to the user and requests some textual
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// data to be entered, but one which must not be echoed out into the terminal.
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// The method returns the input provided by the user.
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func GetPassPhrase(text string, confirmation bool) string { |
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if text != "" { |
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fmt.Println(text) |
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} |
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password, err := prompt.Stdin.PromptPassword("Password: ") |
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if err != nil { |
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Fatalf("Failed to read password: %v", err) |
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} |
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if confirmation { |
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confirm, err := prompt.Stdin.PromptPassword("Repeat password: ") |
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if err != nil { |
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Fatalf("Failed to read password confirmation: %v", err) |
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} |
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if password != confirm { |
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Fatalf("Passwords do not match") |
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} |
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} |
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return password |
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} |
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// GetPassPhraseWithList retrieves the password associated with an account, either fetched
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// from a list of preloaded passphrases, or requested interactively from the user.
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func GetPassPhraseWithList(text string, confirmation bool, index int, passwords []string) string { |
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// If a list of passwords was supplied, retrieve from them
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if len(passwords) > 0 { |
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if index < len(passwords) { |
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return passwords[index] |
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} |
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return passwords[len(passwords)-1] |
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} |
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// Otherwise prompt the user for the password
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password := GetPassPhrase(text, confirmation) |
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return password |
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} |
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@ -0,0 +1,74 @@ |
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// Copyright 2020 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
|
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// the Free Software Foundation, either version 3 of the License, or
|
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// Package utils contains internal helper functions for go-ethereum commands.
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package utils |
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import ( |
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"testing" |
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) |
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func TestGetPassPhraseWithList(t *testing.T) { |
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type args struct { |
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text string |
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confirmation bool |
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index int |
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passwords []string |
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} |
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tests := []struct { |
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name string |
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args args |
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want string |
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}{ |
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{ |
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"test1", |
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args{ |
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"text1", |
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false, |
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0, |
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[]string{"zero", "one", "two"}, |
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}, |
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"zero", |
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}, |
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{ |
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"test2", |
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args{ |
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"text2", |
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false, |
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5, |
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[]string{"zero", "one", "two"}, |
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}, |
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"two", |
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}, |
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{ |
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"test3", |
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args{ |
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"text3", |
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true, |
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1, |
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[]string{"zero", "one", "two"}, |
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}, |
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"one", |
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}, |
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} |
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for _, tt := range tests { |
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t.Run(tt.name, func(t *testing.T) { |
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if got := GetPassPhraseWithList(tt.args.text, tt.args.confirmation, tt.args.index, tt.args.passwords); got != tt.want { |
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t.Errorf("GetPassPhraseWithList() = %v, want %v", got, tt.want) |
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} |
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}) |
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} |
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} |
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