/
main.go
64 lines (58 loc) · 1.38 KB
/
main.go
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// https://www.passwordchameleon.com/chameleon.js
package main
import (
"bytes"
"crypto/sha1"
"encoding/base64"
"fmt"
"os"
"strings"
"github.com/atotto/clipboard"
"code.google.com/p/gopass"
)
func generate(secretpassword, sitename string) string {
input := []byte(secretpassword + ":" + sitename)
pwd := &bytes.Buffer{}
encoder := base64.NewEncoder(base64.NewEncoding("ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz123456789?!#@&$"), pwd)
h := sha1.New()
h.Write(input)
s := h.Sum(nil)
encoder.Write(s)
encoder.Close()
return ensurenumberandletter(pwd.String()[:10])
}
func ensurenumberandletter(s string) string {
numbers := "123456789"
letters := "ABCDEFGHIJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz"
punct := "?!#@&$"
if !strings.ContainsAny(s, numbers) {
s = "1" + s[1:]
return ensurenumberandletter(s)
}
if !strings.ContainsAny(s, letters) {
s = s[0:1] + "a" + s[2:]
return ensurenumberandletter(s)
}
if !strings.ContainsAny(s, punct) {
s = s[0:2] + "@" + s[3:]
return ensurenumberandletter(s)
}
return s
}
func main() {
if len(os.Args) != 2 {
fmt.Fprintf(os.Stderr, "Usage: %s <site_address>\n", os.Args[0])
os.Exit(1)
}
passwd := ""
for passwd == "" {
if passwd, err := gopass.GetPass(os.Args[1] + " password: "); err == nil {
if passwd != "" {
clipboard.WriteAll(generate(passwd, os.Args[1]))
break
}
} else {
panic(err)
}
}
}