nuclei/v2/pkg/protocols/utils/utils.go

49 lines
1.6 KiB
Go

package utils
import (
"crypto/tls"
"crypto/x509"
"os"
"strings"
"github.com/projectdiscovery/nuclei/v2/pkg/types"
)
// CleanStructFieldJSONTag cleans struct json tag field
func CleanStructFieldJSONTag(tag string) string {
return strings.TrimSuffix(strings.TrimSuffix(tag, ",omitempty"), ",inline")
}
// AddConfiguredClientCertToRequest adds the client certificate authentication to the tls.Config object and returns it
func AddConfiguredClientCertToRequest(tlsConfig *tls.Config, options *types.Options) (*tls.Config, error) {
// Build the TLS config with the client certificate if it has been configured with the appropriate options.
// Only one of the options needs to be checked since the validation checks in main.go ensure that all three
// files are set if any of the client certification configuration options are.
if len(options.ClientCertFile) > 0 {
// Load the client certificate using the PEM encoded client certificate and the private key file
cert, err := tls.LoadX509KeyPair(options.ClientCertFile, options.ClientKeyFile)
if err != nil {
return nil, err
}
tlsConfig.Certificates = []tls.Certificate{cert}
// Load the certificate authority PEM certificate into the TLS configuration
caCert, err := os.ReadFile(options.ClientCAFile)
if err != nil {
return nil, err
}
caCertPool := x509.NewCertPool()
caCertPool.AppendCertsFromPEM(caCert)
tlsConfig.RootCAs = caCertPool
}
return tlsConfig, nil
}
// CalculateContentLength calculates content-length of the http response
func CalculateContentLength(contentLength, bodyLength int64) int64 {
if contentLength > -1 {
return contentLength
}
return bodyLength
}