Output real private key in x25519 command (#1747)

This commit is contained in:
Hellojack 2023-03-08 21:43:42 +08:00 committed by GitHub
parent c04c333afc
commit 4a0b45d1ff
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

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@ -4,7 +4,6 @@ import (
"crypto/rand"
"encoding/base64"
"fmt"
"io"
"github.com/xtls/xray-core/main/commands/base"
"golang.org/x/crypto/curve25519"
@ -44,17 +43,26 @@ func executeX25519(cmd *base.Command, args []string) {
goto out
}
}
if privateKey == nil {
privateKey = make([]byte, curve25519.ScalarSize)
if _, err = io.ReadFull(rand.Reader, privateKey); err != nil {
if _, err = rand.Read(privateKey); err != nil {
output = err.Error()
goto out
}
}
// Modify random bytes using algorithm described at:
// https://cr.yp.to/ecdh.html.
privateKey[0] &= 248
privateKey[31] &= 127
privateKey[31] |= 64
if publicKey, err = curve25519.X25519(privateKey, curve25519.Basepoint); err != nil {
output = err.Error()
goto out
}
output = fmt.Sprintf("Private key: %v\nPublic key: %v",
base64.RawURLEncoding.EncodeToString(privateKey),
base64.RawURLEncoding.EncodeToString(publicKey))