Andrey Smirnov 41f92e0ba4
chore: update Go to 1.22.4, other updates
Bump go modules, adjust the code.

New linter warnings.

Signed-off-by: Andrey Smirnov <andrey.smirnov@siderolabs.com>
2024-06-05 20:59:52 +04:00

56 lines
1.3 KiB
Go

// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
// Package pesign implements the PE (portable executable) signing.
package pesign
import (
"crypto"
"crypto/x509"
"fmt"
"os"
"github.com/foxboron/go-uefi/authenticode"
)
// Signer sigs PE (portable executable) files.
type Signer struct {
provider CertificateSigner
}
// CertificateSigner is a provider of the certificate and the signer.
type CertificateSigner interface {
Signer() crypto.Signer
Certificate() *x509.Certificate
}
// NewSigner creates a new Signer.
func NewSigner(provider CertificateSigner) (*Signer, error) {
return &Signer{
provider: provider,
}, nil
}
// Sign signs the input file and writes the output to the output file.
func (s *Signer) Sign(input, output string) error {
in, err := os.Open(input)
if err != nil {
return err
}
defer in.Close() //nolint:errcheck
pecoff, err := authenticode.Parse(in)
if err != nil {
return fmt.Errorf("error parsing binary: %w", err)
}
_, err = pecoff.Sign(s.provider.Signer(), s.provider.Certificate())
if err != nil {
return fmt.Errorf("error signing binary: %w", err)
}
return os.WriteFile(output, pecoff.Bytes(), 0o600)
}