packer-cn/builder/googlecompute/driver.go

101 lines
3.4 KiB
Go

package googlecompute
import (
"crypto/rsa"
"time"
)
// Driver is the interface that has to be implemented to communicate
// with GCE. The Driver interface exists mostly to allow a mock implementation
// to be used to test the steps.
type Driver interface {
// CreateImage creates an image from the given disk in Google Compute
// Engine.
CreateImage(name, description, family, zone, disk string) (<-chan *Image, <-chan error)
// DeleteImage deletes the image with the given name.
DeleteImage(name string) <-chan error
// DeleteInstance deletes the given instance, keeping the boot disk.
DeleteInstance(zone, name string) (<-chan error, error)
// DeleteDisk deletes the disk with the given name.
DeleteDisk(zone, name string) (<-chan error, error)
// GetImage gets an image; tries the default and public projects. If
// fromFamily is true, name designates an image family instead of a
// particular image.
GetImage(name string, fromFamily bool) (*Image, error)
// GetImageFromProject gets an image from a specific project. If fromFamily
// is true, name designates an image family instead of a particular image.
GetImageFromProject(project, name string, fromFamily bool) (*Image, error)
// GetInstanceMetadata gets a metadata variable for the instance, name.
GetInstanceMetadata(zone, name, key string) (string, error)
// GetInternalIP gets the GCE-internal IP address for the instance.
GetInternalIP(zone, name string) (string, error)
// GetNatIP gets the NAT IP address for the instance.
GetNatIP(zone, name string) (string, error)
// GetSerialPortOutput gets the Serial Port contents for the instance.
GetSerialPortOutput(zone, name string) (string, error)
// ImageExists returns true if the specified image exists. If an error
// occurs calling the API, this method returns false.
ImageExists(name string) bool
// RunInstance takes the given config and launches an instance.
RunInstance(*InstanceConfig) (<-chan error, error)
// WaitForInstance waits for an instance to reach the given state.
WaitForInstance(state, zone, name string) <-chan error
// CreateOrResetWindowsPassword creates or resets the password for a user on an Windows instance.
CreateOrResetWindowsPassword(zone, name string, config *WindowsPasswordConfig) (<-chan error, error)
}
type InstanceConfig struct {
Address string
Description string
DiskSizeGb int64
DiskType string
Image *Image
MachineType string
Metadata map[string]string
Name string
Network string
NetworkProjectId string
OmitExternalIP bool
OnHostMaintenance string
Preemptible bool
Region string
Scopes []string
Subnetwork string
Tags []string
Zone string
}
// WindowsPasswordConfig is the data structue that GCE needs to encrypt the created
// windows password.
type WindowsPasswordConfig struct {
key *rsa.PrivateKey
password string
UserName string `json:"userName"`
Modulus string `json:"modulus"`
Exponent string `json:"exponent"`
Email string `json:"email"`
ExpireOn time.Time `json:"expireOn"`
}
type windowsPasswordResponse struct {
UserName string `json:"userName"`
PasswordFound bool `json:"passwordFound"`
EncryptedPassword string `json:"encryptedPassword"`
Modulus string `json:"modulus"`
Exponent string `json:"exponent"`
ErrorMessage string `json:"errorMessage"`
}