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verify.go
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verify.go
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package ca
import (
"errors"
"crypto/x509"
"encoding/pem"
sm2X509 "github.com/deatil/go-cryptobin/gm/x509"
)
// 验证
func (this CA) Verify(rootPEM string, certPEM string, opts x509.VerifyOptions) (bool, error) {
roots := x509.NewCertPool()
ok := roots.AppendCertsFromPEM([]byte(rootPEM))
if !ok {
return false, errors.New("CA: failed to parse root certificate")
}
block, _ := pem.Decode([]byte(certPEM))
if block == nil {
return false, errors.New("CA: failed to parse certificate PEM")
}
cert, err := x509.ParseCertificate(block.Bytes)
if err != nil {
return false, errors.New("CA: failed to parse certificate: " + err.Error())
}
// 重设
opts.Roots = roots
if _, err := cert.Verify(opts); err != nil {
return false, errors.New("CA: failed to verify certificate: " + err.Error())
}
return true, nil
}
// SM2 验证
func (this CA) SM2Verify(rootPEM string, certPEM string, opts sm2X509.VerifyOptions) (bool, error) {
roots := sm2X509.NewCertPool()
ok := roots.AppendCertsFromPEM([]byte(rootPEM))
if !ok {
return false, errors.New("failed to parse root certificate")
}
block, _ := pem.Decode([]byte(certPEM))
if block == nil {
return false, errors.New("failed to parse certificate PEM")
}
cert, err := sm2X509.ParseCertificate(block.Bytes)
if err != nil {
return false, errors.New("failed to parse certificate: " + err.Error())
}
// 重设
opts.Roots = roots
if _, err := cert.Verify(opts); err != nil {
return false, errors.New("failed to verify certificate: " + err.Error())
}
return true, nil
}