Add: TLS, mTLS & OCSP,CRL certificate verification

Signed-off-by: Arvindh <arvindh91@gmail.com>

pkg/tls/tls.go

@@ -4,8 +4,6 @@
 package tls
 
 import (
-	"bytes"
-	"crypto"
 	"bytes"
 	"crypto"
 	"crypto/tls"
@@ -14,13 +12,9 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"fmt"
-	"io"
 	"net"
 	"net/http"
 	"net/url"
-	"net/http"
-	"net/url"
 	"os"
 	"strings"
 	"time"
@@ -80,45 +74,6 @@ func (s Security) String() string {
 		return "without TLS"
 	}
 }
-	errTLSdetails           = errors.New("failed to get TLS details of connection")
-	errParseRoot            = errors.New("failed to parse root certificate")
-	errLoadCerts            = errors.New("failed to load certificates")
-	errLoadServerCA         = errors.New("failed to load Server CA")
-	errLoadClientCA         = errors.New("failed to load Client CA")
-	errAppendCA             = errors.New("failed to append root ca tls.Config")
-	errClientCrt            = errors.New("client certificate not received")
-	errRetrieveIssuerCrt    = errors.New("failed to retrieve issuer certificate")
-	errReadIssuerCrt        = errors.New("failed to read issuer certificate")
-	errParseIssuerCrt       = errors.New("failed to parse issuer certificate")
-	errCreateOCSPReq        = errors.New("failed to create OCSP Request")
-	errCreateOCSPHTTPReq    = errors.New("failed to create OCSP HTTP Request")
-	errParseOCSPUrl         = errors.New("failed to parse OCSP server URL")
-	errOCSPReq              = errors.New("OCSP request failed")
-	errOCSPReadResp         = errors.New("failed to read OCSP response")
-	errParseOCSPRespForCert = errors.New("failed to parse OCSP Response for Certificate")
-	errParseCert            = errors.New("failed to parse Certificate")
-)
-
-type Security int
-
-const (
-	WithoutTLS Security = iota
-	WithTLS
-	WithmTLS
-)
-
-func (s Security) String() string {
-	switch s {
-	case WithTLS:
-		return "with TLS"
-	case WithmTLS:
-		return "with mTLS"
-	case WithoutTLS:
-		fallthrough
-	default:
-		return "without TLS"
-	}
-}
 
 type ValidateMethod int