github.com/StackPointCloud/packer@v0.10.2-0.20180716202532-b28098e0f79b/builder/oracle/common/ssh.go (about)

     1  package common
     2  
     3  import (
     4  	"fmt"
     5  
     6  	packerssh "github.com/hashicorp/packer/communicator/ssh"
     7  	"github.com/hashicorp/packer/helper/multistep"
     8  	"golang.org/x/crypto/ssh"
     9  )
    10  
    11  func CommHost(state multistep.StateBag) (string, error) {
    12  	ipAddress := state.Get("instance_ip").(string)
    13  	return ipAddress, nil
    14  }
    15  
    16  // SSHConfig returns a function that can be used for the SSH communicator
    17  // config for connecting to the instance created over SSH using the private key
    18  // or password.
    19  func SSHConfig(username, password string) func(state multistep.StateBag) (*ssh.ClientConfig, error) {
    20  	return func(state multistep.StateBag) (*ssh.ClientConfig, error) {
    21  		privateKey, hasKey := state.GetOk("privateKey")
    22  		if hasKey {
    23  
    24  			signer, err := ssh.ParsePrivateKey([]byte(privateKey.(string)))
    25  			if err != nil {
    26  				return nil, fmt.Errorf("Error setting up SSH config: %s", err)
    27  			}
    28  			return &ssh.ClientConfig{
    29  				User:            username,
    30  				Auth:            []ssh.AuthMethod{ssh.PublicKeys(signer)},
    31  				HostKeyCallback: ssh.InsecureIgnoreHostKey(),
    32  			}, nil
    33  
    34  		}
    35  
    36  		return &ssh.ClientConfig{
    37  			User:            username,
    38  			HostKeyCallback: ssh.InsecureIgnoreHostKey(),
    39  			Auth: []ssh.AuthMethod{
    40  				ssh.Password(password),
    41  				ssh.KeyboardInteractive(packerssh.PasswordKeyboardInteractive(password)),
    42  			},
    43  		}, nil
    44  	}
    45  }