// Simple check keys.
func KeysSimpleCheck(data string, option *options.SysOption) {
if privKey, err := option.GetPrivKey(); err == nil {
if pubKey, err := option.GetPubKey(); err == nil {
rand := helpers.NewSystemRandom()
mainPart := fmt.Sprint(
"%s.%s",
base64.StdEncoding.EncodeToString([]byte(rand.CreatePassword(64))),
base64.StdEncoding.EncodeToString([]byte(rand.CreatePassword(96))))
sig, err := jwt.SigningMethodRS256.Sign(mainPart, privKey)
if err == nil {
err := jwt.SigningMethodRS256.Verify(mainPart, sig, pubKey)
if err == nil {
log.Printf("Keys from '%s' is correct\n", option.KeyDir)
}
} else {
log.Fatalf("Can't ctrate signature: %s\n", err)
}
} else {
log.Fatalf("Can't open public key! Error: %s\n", err)
}
} else {
log.Fatalf("Can't open private key! Error: %s\n", err)
}
}
// Test check token from command line.
func JwtCheck(data string, option *options.SysOption) {
if key, err := option.GetPubKey(); err == nil {
parts := strings.Split(data, ".")
if len(parts) == 3 {
if sigDta, err := base64.StdEncoding.DecodeString(parts[2]); err == nil {
sig := string(sigDta)
err := jwt.SigningMethodRS256.Verify(strings.Join(parts[0:2], "."), sig, key)
if err == nil {
log.Printf("\nCheck passed!\nSignature: %s\n", sig)
} else {
log.Fatal(err)
}
} else {
log.Fatalf("Base64 decode problem: %s with: '%s'\n", err, parts[2])
}
} else {
log.Println("Write a full token as tools data (3 parts)")
}
} else {
log.Fatalf("Open key problem: %s\n", err)
}
}