63 lines
1.4 KiB
Go
63 lines
1.4 KiB
Go
package oneandone
|
|
|
|
import (
|
|
"context"
|
|
"crypto/x509"
|
|
"encoding/pem"
|
|
"fmt"
|
|
"io/ioutil"
|
|
|
|
"github.com/hashicorp/packer/helper/multistep"
|
|
"github.com/hashicorp/packer/packer"
|
|
"golang.org/x/crypto/ssh"
|
|
)
|
|
|
|
type StepCreateSSHKey struct {
|
|
Debug bool
|
|
DebugKeyPath string
|
|
}
|
|
|
|
func (s *StepCreateSSHKey) Run(_ context.Context, state multistep.StateBag) multistep.StepAction {
|
|
ui := state.Get("ui").(packer.Ui)
|
|
c := state.Get("config").(*Config)
|
|
|
|
if c.Comm.SSHPrivateKey != "" {
|
|
pemBytes, err := ioutil.ReadFile(c.Comm.SSHPrivateKey)
|
|
|
|
if err != nil {
|
|
ui.Error(err.Error())
|
|
return multistep.ActionHalt
|
|
}
|
|
|
|
block, _ := pem.Decode(pemBytes)
|
|
|
|
priv, err := x509.ParsePKCS1PrivateKey(block.Bytes)
|
|
|
|
if err != nil {
|
|
|
|
state.Put("error", err.Error())
|
|
ui.Error(err.Error())
|
|
return multistep.ActionHalt
|
|
}
|
|
|
|
priv_blk := pem.Block{
|
|
Type: "RSA PRIVATE KEY",
|
|
Headers: nil,
|
|
Bytes: x509.MarshalPKCS1PrivateKey(priv),
|
|
}
|
|
|
|
pub, err := ssh.NewPublicKey(&priv.PublicKey)
|
|
if err != nil {
|
|
err := fmt.Errorf("Error creating temporary ssh key: %s", err)
|
|
state.Put("error", err)
|
|
ui.Error(err.Error())
|
|
return multistep.ActionHalt
|
|
}
|
|
state.Put("privateKey", string(pem.EncodeToMemory(&priv_blk)))
|
|
state.Put("publicKey", string(ssh.MarshalAuthorizedKey(pub)))
|
|
}
|
|
return multistep.ActionContinue
|
|
}
|
|
|
|
func (s *StepCreateSSHKey) Cleanup(state multistep.StateBag) {}
|