/
cert.go
59 lines (46 loc) · 1.32 KB
/
cert.go
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package config
import (
"fmt"
"io"
"os"
"github.com/canonical/lxd/shared"
)
// HasClientCertificate will return true if a client certificate has already been generated.
func (c *Config) HasClientCertificate() bool {
certf := c.ConfigPath("client.crt")
keyf := c.ConfigPath("client.key")
if !shared.PathExists(certf) || !shared.PathExists(keyf) {
return false
}
return true
}
// GenerateClientCertificate will generate the needed client.crt and client.key if needed.
func (c *Config) GenerateClientCertificate() error {
if c.HasClientCertificate() {
return nil
}
certf := c.ConfigPath("client.crt")
keyf := c.ConfigPath("client.key")
return shared.FindOrGenCert(certf, keyf, true, false)
}
// CopyGlobalCert will copy global (system-wide) certificate to the user config path.
func (c *Config) CopyGlobalCert(src string, dst string) error {
oldPath := c.GlobalConfigPath("servercerts", fmt.Sprintf("%s.crt", src))
newPath := c.ConfigPath("servercerts", fmt.Sprintf("%s.crt", dst))
sourceFile, err := os.Open(oldPath)
if err != nil {
return err
}
defer func() { _ = sourceFile.Close() }()
// Create new file
newFile, err := os.Create(newPath)
if err != nil {
return err
}
defer func() { _ = newFile.Close() }()
_, err = io.Copy(newFile, sourceFile)
if err != nil {
return err
}
return newFile.Close()
}