f79c9e817a
Go 1.21 improved the performance of `crypto/sha256`. It's now similar to `minio/sha256-simd`, so we should just use the standard libs. https://go.dev/doc/go1.21#crypto/sha256 https://go-review.googlesource.com/c/go/+/408795 https://github.com/multiformats/go-multihash/pull/173
62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package util
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import (
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"crypto"
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"crypto/rand"
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"crypto/rsa"
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"crypto/sha256"
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"crypto/x509"
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"encoding/pem"
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"regexp"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestKeygen(t *testing.T) {
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priv, pub, err := GenerateKeyPair(2048)
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assert.NoError(t, err)
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assert.NotEmpty(t, priv)
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assert.NotEmpty(t, pub)
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assert.Regexp(t, regexp.MustCompile("^-----BEGIN RSA PRIVATE KEY-----.*"), priv)
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assert.Regexp(t, regexp.MustCompile("^-----BEGIN PUBLIC KEY-----.*"), pub)
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}
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func TestSignUsingKeys(t *testing.T) {
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priv, pub, err := GenerateKeyPair(2048)
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assert.NoError(t, err)
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privPem, _ := pem.Decode([]byte(priv))
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if privPem == nil || privPem.Type != "RSA PRIVATE KEY" {
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t.Fatal("key is wrong type")
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}
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privParsed, err := x509.ParsePKCS1PrivateKey(privPem.Bytes)
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assert.NoError(t, err)
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pubPem, _ := pem.Decode([]byte(pub))
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if pubPem == nil || pubPem.Type != "PUBLIC KEY" {
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t.Fatal("key failed to decode")
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}
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pubParsed, err := x509.ParsePKIXPublicKey(pubPem.Bytes)
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assert.NoError(t, err)
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// Sign
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msg := "activity pub is great!"
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h := sha256.New()
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h.Write([]byte(msg))
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d := h.Sum(nil)
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sig, err := rsa.SignPKCS1v15(rand.Reader, privParsed, crypto.SHA256, d)
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assert.NoError(t, err)
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// Verify
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err = rsa.VerifyPKCS1v15(pubParsed.(*rsa.PublicKey), crypto.SHA256, d, sig)
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assert.NoError(t, err)
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}
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