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			91 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			91 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2015 Matthew Holt and The Caddy Authors
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| //
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| // Licensed under the Apache License, Version 2.0 (the "License");
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| // you may not use this file except in compliance with the License.
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| // You may obtain a copy of the License at
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| //
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| //     http://www.apache.org/licenses/LICENSE-2.0
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| //
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| // Unless required by applicable law or agreed to in writing, software
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| // distributed under the License is distributed on an "AS IS" BASIS,
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| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| // See the License for the specific language governing permissions and
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| // limitations under the License.
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| 
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| package caddytls
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| 
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| import (
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| 	"crypto/tls"
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| 	"fmt"
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| 	"os"
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| 
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| 	"github.com/caddyserver/caddy/v2"
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| )
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| 
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| func init() {
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| 	caddy.RegisterModule(FileLoader{})
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| }
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| 
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| // FileLoader loads certificates and their associated keys from disk.
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| type FileLoader []CertKeyFilePair
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| 
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| // CaddyModule returns the Caddy module information.
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| func (FileLoader) CaddyModule() caddy.ModuleInfo {
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| 	return caddy.ModuleInfo{
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| 		ID:  "tls.certificates.load_files",
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| 		New: func() caddy.Module { return new(FileLoader) },
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| 	}
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| }
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| 
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| // CertKeyFilePair pairs certificate and key file names along with their
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| // encoding format so that they can be loaded from disk.
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| type CertKeyFilePair struct {
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| 	// Path to the certificate (public key) file.
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| 	Certificate string `json:"certificate"`
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| 
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| 	// Path to the private key file.
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| 	Key string `json:"key"`
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| 
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| 	// The format of the cert and key. Can be "pem". Default: "pem"
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| 	Format string `json:"format,omitempty"`
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| 
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| 	// Arbitrary values to associate with this certificate.
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| 	// Can be useful when you want to select a particular
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| 	// certificate when there may be multiple valid candidates.
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| 	Tags []string `json:"tags,omitempty"`
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| }
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| 
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| // LoadCertificates returns the certificates to be loaded by fl.
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| func (fl FileLoader) LoadCertificates() ([]Certificate, error) {
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| 	certs := make([]Certificate, 0, len(fl))
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| 	for _, pair := range fl {
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| 		certData, err := os.ReadFile(pair.Certificate)
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| 		if err != nil {
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| 			return nil, err
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| 		}
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| 		keyData, err := os.ReadFile(pair.Key)
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| 		if err != nil {
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| 			return nil, err
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| 		}
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| 
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| 		var cert tls.Certificate
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| 		switch pair.Format {
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| 		case "":
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| 			fallthrough
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| 		case "pem":
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| 			cert, err = tls.X509KeyPair(certData, keyData)
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| 		default:
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| 			return nil, fmt.Errorf("unrecognized certificate/key encoding format: %s", pair.Format)
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| 		}
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| 		if err != nil {
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| 			return nil, err
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| 		}
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| 
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| 		certs = append(certs, Certificate{Certificate: cert, Tags: pair.Tags})
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| 	}
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| 	return certs, nil
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| }
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| 
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| // Interface guard
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| var _ CertificateLoader = (FileLoader)(nil)
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