Files
docker-machine/libmachine/cert/bootstrap.go
Nathan LeClaire 19973f2b1b Fix golint errors
Signed-off-by: Nathan LeClaire <nathan.leclaire@gmail.com>
2016-11-15 17:14:17 -08:00

88 lines
2.3 KiB
Go

package cert
import (
"errors"
"fmt"
"os"
"github.com/docker/machine/libmachine/auth"
"github.com/docker/machine/libmachine/log"
"github.com/docker/machine/libmachine/mcnutils"
)
func BootstrapCertificates(authOptions *auth.Options) error {
certDir := authOptions.CertDir
caCertPath := authOptions.CaCertPath
caPrivateKeyPath := authOptions.CaPrivateKeyPath
clientCertPath := authOptions.ClientCertPath
clientKeyPath := authOptions.ClientKeyPath
// TODO: I'm not super happy about this use of "org", the user should
// have to specify it explicitly instead of implicitly basing it on
// $USER.
caOrg := mcnutils.GetUsername()
org := caOrg + ".<bootstrap>"
bits := 2048
if _, err := os.Stat(certDir); err != nil {
if os.IsNotExist(err) {
if err := os.MkdirAll(certDir, 0700); err != nil {
return fmt.Errorf("Creating machine certificate dir failed: %s", err)
}
} else {
return err
}
}
if _, err := os.Stat(caCertPath); os.IsNotExist(err) {
log.Infof("Creating CA: %s", caCertPath)
// check if the key path exists; if so, error
if _, err := os.Stat(caPrivateKeyPath); err == nil {
return errors.New("certificate authority key already exists")
}
if err := GenerateCACertificate(caCertPath, caPrivateKeyPath, caOrg, bits); err != nil {
return fmt.Errorf("Generating CA certificate failed: %s", err)
}
}
if _, err := os.Stat(clientCertPath); os.IsNotExist(err) {
log.Infof("Creating client certificate: %s", clientCertPath)
if _, err := os.Stat(certDir); err != nil {
if os.IsNotExist(err) {
if err := os.Mkdir(certDir, 0700); err != nil {
return fmt.Errorf("failure creating machine client cert dir: %s", err)
}
} else {
return err
}
}
// check if the key path exists; if so, error
if _, err := os.Stat(clientKeyPath); err == nil {
return errors.New("client key already exists")
}
// Used to generate the client certificate.
certOptions := &Options{
Hosts: []string{""},
CertFile: clientCertPath,
KeyFile: clientKeyPath,
CAFile: caCertPath,
CAKeyFile: caPrivateKeyPath,
Org: org,
Bits: bits,
SwarmMaster: false,
}
if err := GenerateCert(certOptions); err != nil {
return fmt.Errorf("failure generating client certificate: %s", err)
}
}
return nil
}