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tls_utils.go
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tls_utils.go
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package tls_utils
import (
"crypto/tls"
"crypto/x509"
"io/ioutil"
"path/filepath"
"github.com/RedHatInsights/cloud-connector/internal/platform/logger"
)
type TlsConfigFunc func(*tls.Config) error
func WithCert(certFilePath string, certKeyPath string) TlsConfigFunc {
return func(tlsConfig *tls.Config) error {
logger.Log.Trace("TLS config - setting the pub/priv key pair")
cert, err := tls.LoadX509KeyPair(certFilePath, certKeyPath)
if err != nil {
return err
}
tlsConfig.Certificates = []tls.Certificate{cert}
return nil
}
}
func WithCACerts(caCertFilePath string) TlsConfigFunc {
return func(tlsConfig *tls.Config) error {
logger.Log.Trace("TLS config - setting ca certs")
caCertFilePath = filepath.Clean(caCertFilePath)
pemCerts, err := ioutil.ReadFile(caCertFilePath)
if err != nil {
return err
}
certpool := x509.NewCertPool()
certpool.AppendCertsFromPEM(pemCerts)
tlsConfig.RootCAs = certpool
return nil
}
}
func WithSkipVerify() TlsConfigFunc {
return func(tlsConfig *tls.Config) error {
logger.Log.Trace("TLS config - setting insecure skip verify")
tlsConfig.InsecureSkipVerify = true
return nil
}
}
func NewTlsConfig(configOpts ...TlsConfigFunc) (*tls.Config, error) {
tlsConfig := &tls.Config{
MinVersion: tls.VersionTLS12,
}
for _, opt := range configOpts {
err := opt(tlsConfig)
if err != nil {
return nil, err
}
}
return tlsConfig, nil
}