forked from TrueCloudLab/lego
39 lines
739 B
Go
39 lines
739 B
Go
package main
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import (
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"crypto/rand"
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"crypto/rsa"
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"crypto/x509"
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"encoding/pem"
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"io/ioutil"
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"os"
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)
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func generateRsaKey(length int, file string) (*rsa.PrivateKey, error) {
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privateKey, err := rsa.GenerateKey(rand.Reader, length)
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if err != nil {
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return nil, err
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}
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pemKey := pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(privateKey)}
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certOut, err := os.Create(file)
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if err != nil {
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return nil, err
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}
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pem.Encode(certOut, &pemKey)
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certOut.Close()
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return privateKey, nil
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}
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func loadRsaKey(file string) (*rsa.PrivateKey, error) {
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keyBytes, err := ioutil.ReadFile(file)
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if err != nil {
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return nil, err
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}
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keyBlock, _ := pem.Decode(keyBytes)
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return x509.ParsePKCS1PrivateKey(keyBlock.Bytes)
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}
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