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tls.go
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tls.go
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package client
import (
_ "crypto/sha512"
"crypto/tls"
"crypto/x509"
"encoding/pem"
"fmt"
"ngrok/client/assets"
)
func LoadCertPool(rootCertPaths []string) (*x509.CertPool, error) {
pool := x509.NewCertPool()
for _, certPath := range rootCertPaths {
rootCrt, err := assets.Asset(certPath)
if err != nil {
return nil, err
}
pemBlock, _ := pem.Decode(rootCrt)
if pemBlock == nil {
return nil, fmt.Errorf("Bad PEM data")
}
certs, err := x509.ParseCertificates(pemBlock.Bytes)
if err != nil {
return nil, err
}
pool.AddCert(certs[0])
}
return pool, nil
}
func LoadTLSConfig(rootCertPaths []string, crtPath string, keyPath string) (tlsConfig *tls.Config, err error) {
var (
certs []tls.Certificate
pool *x509.CertPool
)
if crtPath != "" && keyPath != "" {
var (
crt []byte
key []byte
cert tls.Certificate
)
if crt, err = assets.Asset(crtPath); err != nil {
return
}
if key, err = assets.Asset(keyPath); err != nil {
return
}
if cert, err = tls.X509KeyPair(crt, key); err != nil {
return
}
certs = append(certs, cert)
}
if pool, err = LoadCertPool(rootCertPaths); err != nil {
return
}
tlsConfig = &tls.Config{
RootCAs: pool,
Certificates: certs,
InsecureSkipVerify: useInsecureSkipVerify(),
}
return
}