github.com/ttpreport/gvisor-ligolo@v0.0.0-20240123134145-a858404967ba/webhook/pkg/injector/certs.go (about)

     1  // Copyright 2020 The gVisor Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package injector
    16  
    17  import (
    18  	"fmt"
    19  	"io/ioutil"
    20  )
    21  
    22  var (
    23  	caKey      []byte
    24  	caCert     []byte
    25  	serverKey  []byte
    26  	serverCert []byte
    27  )
    28  
    29  func init() {
    30  	var (
    31  		caKeyErr      error
    32  		caCertErr     error
    33  		serverKeyErr  error
    34  		serverCertErr error
    35  	)
    36  	caKey, caKeyErr = ioutil.ReadFile("caKey.pem")
    37  	caCert, caCertErr = ioutil.ReadFile("caCert.pem")
    38  	serverKey, serverKeyErr = ioutil.ReadFile("serverKey.pem")
    39  	serverCert, serverCertErr = ioutil.ReadFile("serverCert.pem")
    40  	for _, err := range []error{caKeyErr, caCertErr, serverKeyErr, serverCertErr} {
    41  		if err != nil {
    42  			panic(fmt.Errorf("unable to create certificates: %v", err))
    43  		}
    44  	}
    45  }