Commit d3cd88f1 authored by Eric Johnson's avatar Eric Johnson

Merge pull request #1693 from dcarlino/gce_create_image

Create GCE image from persistent disk instead of from a tarball.
parents 87001dba 23c947ac
......@@ -65,10 +65,8 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
SSHWaitTimeout: 5 * time.Minute,
},
new(common.StepProvision),
new(StepUpdateGcloud),
new(StepTeardownInstance),
new(StepCreateImage),
new(StepUploadImage),
new(StepRegisterImage),
}
// Run the steps.
......
......@@ -20,6 +20,7 @@ type Config struct {
ProjectId string `mapstructure:"project_id"`
BucketName string `mapstructure:"bucket_name"`
DiskName string `mapstructure:"disk_name"`
DiskSizeGb int64 `mapstructure:"disk_size"`
ImageName string `mapstructure:"image_name"`
ImageDescription string `mapstructure:"image_description"`
......@@ -37,7 +38,6 @@ type Config struct {
Zone string `mapstructure:"zone"`
account accountFile
instanceName string
privateKeyBytes []byte
sshTimeout time.Duration
stateTimeout time.Duration
......@@ -81,6 +81,10 @@ func NewConfig(raws ...interface{}) (*Config, []string, error) {
c.InstanceName = fmt.Sprintf("packer-%s", uuid.TimeOrderedUUID())
}
if c.DiskName == "" {
c.DiskName = c.InstanceName
}
if c.MachineType == "" {
c.MachineType = "n1-standard-1"
}
......@@ -106,6 +110,7 @@ func NewConfig(raws ...interface{}) (*Config, []string, error) {
"account_file": &c.AccountFile,
"bucket_name": &c.BucketName,
"disk_name": &c.DiskName,
"image_name": &c.ImageName,
"image_description": &c.ImageDescription,
"instance_name": &c.InstanceName,
......
......@@ -4,15 +4,19 @@ package googlecompute
// 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 with the given URL in Google Storage.
CreateImage(name, description, url string) <-chan error
// CreateImage creates an image from the given disk in Google Compute
// Engine.
CreateImage(name, description, zone, disk string) <-chan error
// DeleteImage deletes the image with the given name.
DeleteImage(name string) <-chan error
// DeleteInstance deletes the given instance.
// 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)
// GetNatIP gets the NAT IP address for the instance.
GetNatIP(zone, name string) (string, error)
......
......@@ -23,7 +23,7 @@ type driverGCE struct {
var DriverScopes = []string{"https://www.googleapis.com/auth/compute", "https://www.googleapis.com/auth/devstorage.full_control"}
func NewDriverGCE(ui packer.Ui, p string, a *accountFile) (Driver, error) {
var f *oauth2.Flow
var f *oauth2.Options
var err error
// Auth with AccountFile first if provided
......@@ -60,14 +60,11 @@ func NewDriverGCE(ui packer.Ui, p string, a *accountFile) (Driver, error) {
}, nil
}
func (d *driverGCE) CreateImage(name, description, url string) <-chan error {
func (d *driverGCE) CreateImage(name, description, zone, disk string) <-chan error {
image := &compute.Image{
Description: description,
Name: name,
RawDisk: &compute.ImageRawDisk{
ContainerType: "TAR",
Source: url,
},
SourceDisk: fmt.Sprintf("%s%s/zones/%s/disks/%s", d.service.BasePath, d.projectId, zone, disk),
SourceType: "RAW",
}
......@@ -105,6 +102,17 @@ func (d *driverGCE) DeleteInstance(zone, name string) (<-chan error, error) {
return errCh, nil
}
func (d *driverGCE) DeleteDisk(zone, name string) (<-chan error, error) {
op, err := d.service.Disks.Delete(d.projectId, zone, name).Do()
if err != nil {
return nil, err
}
errCh := make(chan error, 1)
go waitForState(errCh, "DONE", d.refreshZoneOp(zone, op))
return errCh, nil
}
func (d *driverGCE) GetNatIP(zone, name string) (string, error) {
instance, err := d.service.Instances.Get(d.projectId, zone, name).Do()
if err != nil {
......@@ -175,7 +183,7 @@ func (d *driverGCE) RunInstance(c *InstanceConfig) (<-chan error, error) {
Mode: "READ_WRITE",
Kind: "compute#attachedDisk",
Boot: true,
AutoDelete: true,
AutoDelete: false,
InitializeParams: &compute.AttachedDiskInitializeParams{
SourceImage: image.SelfLink,
DiskSizeGb: c.DiskSizeGb,
......
......@@ -5,7 +5,8 @@ package googlecompute
type DriverMock struct {
CreateImageName string
CreateImageDesc string
CreateImageURL string
CreateImageZone string
CreateImageDisk string
CreateImageErrCh <-chan error
DeleteImageName string
......@@ -16,6 +17,11 @@ type DriverMock struct {
DeleteInstanceErrCh <-chan error
DeleteInstanceErr error
DeleteDiskZone string
DeleteDiskName string
DeleteDiskErrCh <-chan error
DeleteDiskErr error
GetNatIPZone string
GetNatIPName string
GetNatIPResult string
......@@ -31,10 +37,11 @@ type DriverMock struct {
WaitForInstanceErrCh <-chan error
}
func (d *DriverMock) CreateImage(name, description, url string) <-chan error {
func (d *DriverMock) CreateImage(name, description, zone, disk string) <-chan error {
d.CreateImageName = name
d.CreateImageDesc = description
d.CreateImageURL = url
d.CreateImageZone = zone
d.CreateImageDisk = disk
resultCh := d.CreateImageErrCh
if resultCh == nil {
......@@ -73,6 +80,20 @@ func (d *DriverMock) DeleteInstance(zone, name string) (<-chan error, error) {
return resultCh, d.DeleteInstanceErr
}
func (d *DriverMock) DeleteDisk(zone, name string) (<-chan error, error) {
d.DeleteDiskZone = zone
d.DeleteDiskName = name
resultCh := d.DeleteDiskErrCh
if resultCh == nil {
ch := make(chan error)
close(ch)
resultCh = ch
}
return resultCh, d.DeleteDiskErr
}
func (d *DriverMock) GetNatIP(zone, name string) (string, error) {
d.GetNatIPZone = zone
d.GetNatIPName = name
......
package googlecompute
import (
"errors"
"fmt"
"path/filepath"
"time"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
......@@ -14,39 +15,32 @@ type StepCreateImage int
// Run executes the Packer build step that creates a GCE machine image.
//
// Currently the only way to create a GCE image is to run the gcimagebundle
// command on the running GCE instance.
// The image is created from the persistent disk used by the instance. The
// instance must be deleted and the disk retained before doing this step.
func (s *StepCreateImage) Run(state multistep.StateBag) multistep.StepAction {
config := state.Get("config").(*Config)
comm := state.Get("communicator").(packer.Communicator)
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packer.Ui)
sudoPrefix := ""
if config.SSHUsername != "root" {
sudoPrefix = "sudo "
}
imageFilename := fmt.Sprintf("%s.tar.gz", config.ImageName)
imageBundleCmd := "/usr/bin/gcimagebundle -d /dev/sda -o /tmp/"
ui.Say("Creating image...")
cmd := new(packer.RemoteCmd)
cmd.Command = fmt.Sprintf("%s%s --output_file_name %s --fssize %d",
sudoPrefix, imageBundleCmd, imageFilename, config.DiskSizeGb*1024*1024*1024)
err := cmd.StartWithUi(comm, ui)
if err == nil && cmd.ExitStatus != 0 {
err = fmt.Errorf(
"gcimagebundle exited with non-zero exit status: %d", cmd.ExitStatus)
errCh := driver.CreateImage(config.ImageName, config.ImageDescription, config.Zone, config.DiskName)
var err error
select {
case err = <-errCh:
case <-time.After(config.stateTimeout):
err = errors.New("time out while waiting for image to register")
}
if err != nil {
err := fmt.Errorf("Error creating image: %s", err)
err := fmt.Errorf("Error waiting for image: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
state.Put("image_file_name", filepath.Join("/tmp", imageFilename))
state.Put("image_name", config.ImageName)
return multistep.ActionContinue
}
// Cleanup.
func (s *StepCreateImage) Cleanup(state multistep.StateBag) {}
package googlecompute
import (
"strings"
"errors"
"testing"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
func TestStepCreateImage_impl(t *testing.T) {
......@@ -17,38 +16,49 @@ func TestStepCreateImage(t *testing.T) {
step := new(StepCreateImage)
defer step.Cleanup(state)
comm := new(packer.MockCommunicator)
state.Put("communicator", comm)
config := state.Get("config").(*Config)
driver := state.Get("driver").(*DriverMock)
// run the step
if action := step.Run(state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
// Verify
if !comm.StartCalled {
t.Fatal("start should be called")
// Verify state
if driver.CreateImageName != config.ImageName {
t.Fatalf("bad: %#v", driver.CreateImageName)
}
if driver.CreateImageDesc != config.ImageDescription {
t.Fatalf("bad: %#v", driver.CreateImageDesc)
}
if strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatal("should not sudo")
if driver.CreateImageZone != config.Zone {
t.Fatalf("bad: %#v", driver.CreateImageZone)
}
if !strings.Contains(comm.StartCmd.Command, "gcimagebundle") {
t.Fatalf("bad command: %#v", comm.StartCmd.Command)
if driver.CreateImageDisk != config.DiskName {
t.Fatalf("bad: %#v", driver.CreateImageDisk)
}
if _, ok := state.GetOk("image_file_name"); !ok {
t.Fatal("should have image")
nameRaw, ok := state.GetOk("image_name")
if !ok {
t.Fatal("should have name")
}
if name, ok := nameRaw.(string); !ok {
t.Fatal("name is not a string")
} else if name != config.ImageName {
t.Fatalf("bad name: %s", name)
}
}
func TestStepCreateImage_badExitStatus(t *testing.T) {
func TestStepCreateImage_errorOnChannel(t *testing.T) {
state := testState(t)
step := new(StepCreateImage)
defer step.Cleanup(state)
comm := new(packer.MockCommunicator)
comm.StartExitStatus = 12
state.Put("communicator", comm)
errCh := make(chan error, 1)
errCh <- errors.New("error")
driver := state.Get("driver").(*DriverMock)
driver.CreateImageErrCh = errCh
// run the step
if action := step.Run(state); action != multistep.ActionHalt {
......@@ -58,39 +68,7 @@ func TestStepCreateImage_badExitStatus(t *testing.T) {
if _, ok := state.GetOk("error"); !ok {
t.Fatal("should have error")
}
if _, ok := state.GetOk("image_file_name"); ok {
if _, ok := state.GetOk("image_name"); ok {
t.Fatal("should NOT have image")
}
}
func TestStepCreateImage_nonRoot(t *testing.T) {
state := testState(t)
step := new(StepCreateImage)
defer step.Cleanup(state)
comm := new(packer.MockCommunicator)
state.Put("communicator", comm)
config := state.Get("config").(*Config)
config.SSHUsername = "bob"
// run the step
if action := step.Run(state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
// Verify
if !comm.StartCalled {
t.Fatal("start should be called")
}
if !strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatal("should sudo")
}
if !strings.Contains(comm.StartCmd.Command, "gcimagebundle") {
t.Fatalf("bad command: %#v", comm.StartCmd.Command)
}
if _, ok := state.GetOk("image_file_name"); !ok {
t.Fatal("should have image")
}
}
......@@ -12,8 +12,6 @@ import (
// StepCreateInstance represents a Packer build step that creates GCE instances.
type StepCreateInstance struct {
Debug bool
instanceName string
}
func (config *Config) getImage() Image {
......@@ -91,14 +89,18 @@ func (s *StepCreateInstance) Run(state multistep.StateBag) multistep.StepAction
// Things succeeded, store the name so we can remove it later
state.Put("instance_name", name)
s.instanceName = name
return multistep.ActionContinue
}
// Cleanup destroys the GCE instance created during the image creation process.
func (s *StepCreateInstance) Cleanup(state multistep.StateBag) {
if s.instanceName == "" {
nameRaw, ok := state.GetOk("instance_name")
if !ok {
return
}
name := nameRaw.(string)
if name == "" {
return
}
......@@ -107,7 +109,7 @@ func (s *StepCreateInstance) Cleanup(state multistep.StateBag) {
ui := state.Get("ui").(packer.Ui)
ui.Say("Deleting instance...")
errCh, err := driver.DeleteInstance(config.Zone, s.instanceName)
errCh, err := driver.DeleteInstance(config.Zone, name)
if err == nil {
select {
case err = <-errCh:
......@@ -120,9 +122,9 @@ func (s *StepCreateInstance) Cleanup(state multistep.StateBag) {
ui.Error(fmt.Sprintf(
"Error deleting instance. Please delete it manually.\n\n"+
"Name: %s\n"+
"Error: %s", s.instanceName, err))
"Error: %s", name, err))
}
s.instanceName = ""
state.Put("instance_name", "")
return
}
package googlecompute
import (
"errors"
"fmt"
"time"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
// StepRegisterImage represents a Packer build step that registers GCE machine images.
type StepRegisterImage int
// Run executes the Packer build step that registers a GCE machine image.
func (s *StepRegisterImage) Run(state multistep.StateBag) multistep.StepAction {
config := state.Get("config").(*Config)
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packer.Ui)
var err error
imageURL := fmt.Sprintf(
"https://storage.cloud.google.com/%s/%s.tar.gz",
config.BucketName, config.ImageName)
ui.Say("Registering image...")
errCh := driver.CreateImage(config.ImageName, config.ImageDescription, imageURL)
select {
case err = <-errCh:
case <-time.After(config.stateTimeout):
err = errors.New("time out while waiting for image to register")
}
if err != nil {
err := fmt.Errorf("Error waiting for image: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
state.Put("image_name", config.ImageName)
return multistep.ActionContinue
}
// Cleanup.
func (s *StepRegisterImage) Cleanup(state multistep.StateBag) {}
package googlecompute
import (
"errors"
"github.com/mitchellh/multistep"
"testing"
"time"
)
func TestStepRegisterImage_impl(t *testing.T) {
var _ multistep.Step = new(StepRegisterImage)
}
func TestStepRegisterImage(t *testing.T) {
state := testState(t)
step := new(StepRegisterImage)
defer step.Cleanup(state)
config := state.Get("config").(*Config)
driver := state.Get("driver").(*DriverMock)
// run the step
if action := step.Run(state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
// Verify state
if driver.CreateImageName != config.ImageName {
t.Fatalf("bad: %#v", driver.CreateImageName)
}
if driver.CreateImageDesc != config.ImageDescription {
t.Fatalf("bad: %#v", driver.CreateImageDesc)
}
nameRaw, ok := state.GetOk("image_name")
if !ok {
t.Fatal("should have name")
}
if name, ok := nameRaw.(string); !ok {
t.Fatal("name is not a string")
} else if name != config.ImageName {
t.Fatalf("bad name: %s", name)
}
}
func TestStepRegisterImage_waitError(t *testing.T) {
state := testState(t)
step := new(StepRegisterImage)
defer step.Cleanup(state)
errCh := make(chan error, 1)
errCh <- errors.New("error")
driver := state.Get("driver").(*DriverMock)
driver.CreateImageErrCh = errCh
// run the step
if action := step.Run(state); action != multistep.ActionHalt {
t.Fatalf("bad action: %#v", action)
}
// Verify state
if _, ok := state.GetOk("error"); !ok {
t.Fatal("should have error")
}
if _, ok := state.GetOk("image_name"); ok {
t.Fatal("should NOT have image_name")
}
}
func TestStepRegisterImage_errorTimeout(t *testing.T) {
state := testState(t)
step := new(StepRegisterImage)
defer step.Cleanup(state)
errCh := make(chan error, 1)
go func() {
<-time.After(10 * time.Millisecond)
errCh <- nil
}()
config := state.Get("config").(*Config)
config.stateTimeout = 1 * time.Microsecond
driver := state.Get("driver").(*DriverMock)
driver.CreateImageErrCh = errCh
// run the step
if action := step.Run(state); action != multistep.ActionHalt {
t.Fatalf("bad action: %#v", action)
}
// Verify state
if _, ok := state.GetOk("error"); !ok {
t.Fatal("should have error")
}
if _, ok := state.GetOk("image_name"); ok {
t.Fatal("should NOT have image name")
}
}
package googlecompute
import (
"errors"
"fmt"
"time"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
// StepTeardownInstance represents a Packer build step that tears down GCE
// instances.
type StepTeardownInstance struct {
Debug bool
}
// Run executes the Packer build step that tears down a GCE instance.
func (s *StepTeardownInstance) Run(state multistep.StateBag) multistep.StepAction {
config := state.Get("config").(*Config)
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packer.Ui)
name := config.InstanceName
if name == "" {
return multistep.ActionHalt
}
ui.Say("Deleting instance...")
errCh, err := driver.DeleteInstance(config.Zone, name)
if err == nil {
select {
case err = <-errCh:
case <-time.After(config.stateTimeout):
err = errors.New("time out while waiting for instance to delete")
}
}
if err != nil {
ui.Error(fmt.Sprintf(
"Error deleting instance. Please delete it manually.\n\n"+
"Name: %s\n"+
"Error: %s", name, err))
return multistep.ActionHalt
}
ui.Message("Instance has been deleted!")
state.Put("instance_name", "")
return multistep.ActionContinue
}
// Deleting the instance does not remove the boot disk. This cleanup removes
// the disk.
func (s *StepTeardownInstance) Cleanup(state multistep.StateBag) {
config := state.Get("config").(*Config)
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packer.Ui)
ui.Say("Deleting disk...")
errCh, err := driver.DeleteDisk(config.Zone, config.DiskName)
if err == nil {
select {
case err = <-errCh:
case <-time.After(config.stateTimeout):
err = errors.New("time out while waiting for disk to delete")
}
}
if err != nil {
ui.Error(fmt.Sprintf(
"Error deleting disk. Please delete it manually.\n\n"+
"Name: %s\n"+
"Error: %s", config.InstanceName, err))
}
ui.Message("Disk has been deleted!")
return
}
package googlecompute
import (
"github.com/mitchellh/multistep"
"testing"
)
func TestStepTeardownInstance_impl(t *testing.T) {
var _ multistep.Step = new(StepTeardownInstance)
}
func TestStepTeardownInstance(t *testing.T) {
state := testState(t)
step := new(StepTeardownInstance)
defer step.Cleanup(state)
config := state.Get("config").(*Config)
driver := state.Get("driver").(*DriverMock)
// run the step
if action := step.Run(state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
if driver.DeleteInstanceName != config.InstanceName {
t.Fatal("should've deleted instance")
}
if driver.DeleteInstanceZone != config.Zone {
t.Fatal("bad zone: %#v", driver.DeleteInstanceZone)
}
// cleanup
step.Cleanup(state)
if driver.DeleteDiskName != config.InstanceName {
t.Fatal("should've deleted disk")
}
if driver.DeleteDiskZone != config.Zone {
t.Fatal("bad zone: %#v", driver.DeleteDiskZone)
}
}
package googlecompute
import (
"fmt"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
// StepUpdateGcloud represents a Packer build step that updates the gsutil
// utility to the latest version available.
type StepUpdateGcloud int
// Run executes the Packer build step that updates the gsutil utility to the
// latest version available.
//
// This step is required to prevent the image creation process from hanging;
// the image creation process utilizes the gcimagebundle cli tool which will
// prompt to update gsutil if a newer version is available.
func (s *StepUpdateGcloud) Run(state multistep.StateBag) multistep.StepAction {
comm := state.Get("communicator").(packer.Communicator)
config := state.Get("config").(*Config)
ui := state.Get("ui").(packer.Ui)
sudoPrefix := ""
if config.SSHUsername != "root" {
sudoPrefix = "sudo "
}
gsutilUpdateCmd := "/usr/local/bin/gcloud -q components update"
cmd := new(packer.RemoteCmd)
cmd.Command = fmt.Sprintf("%s%s", sudoPrefix, gsutilUpdateCmd)
ui.Say("Updating gcloud components...")
err := cmd.StartWithUi(comm, ui)
if err == nil && cmd.ExitStatus != 0 {
err = fmt.Errorf(
"gcloud components update exited with non-zero exit status: %d", cmd.ExitStatus)
}
if err != nil {
err := fmt.Errorf("Error updating gcloud components: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
return multistep.ActionContinue
}
// Cleanup.
func (s *StepUpdateGcloud) Cleanup(state multistep.StateBag) {}
package googlecompute
import (
"strings"
"testing"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
func TestStepUpdateGcloud_impl(t *testing.T) {
var _ multistep.Step = new(StepUpdateGcloud)
}
func TestStepUpdateGcloud(t *testing.T) {
state := testState(t)
step := new(StepUpdateGcloud)
defer step.Cleanup(state)
comm := new(packer.MockCommunicator)
state.Put("communicator", comm)
// run the step
if action := step.Run(state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
// Verify
if !comm.StartCalled {
t.Fatal("start should be called")
}
if strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatal("should not sudo")
}
if !strings.Contains(comm.StartCmd.Command, "gcloud -q components update") {
t.Fatalf("bad command: %#v", comm.StartCmd.Command)
}
}
func TestStepUpdateGcloud_badExitStatus(t *testing.T) {
state := testState(t)
step := new(StepUpdateGcloud)
defer step.Cleanup(state)
comm := new(packer.MockCommunicator)
comm.StartExitStatus = 12
state.Put("communicator", comm)
// run the step
if action := step.Run(state); action != multistep.ActionHalt {
t.Fatalf("bad action: %#v", action)
}
if _, ok := state.GetOk("error"); !ok {
t.Fatal("should have error")
}
}
func TestStepUpdateGcloud_nonRoot(t *testing.T) {
state := testState(t)
step := new(StepUpdateGcloud)
defer step.Cleanup(state)
comm := new(packer.MockCommunicator)
state.Put("communicator", comm)
config := state.Get("config").(*Config)
config.SSHUsername = "bob"
// run the step
if action := step.Run(state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
// Verify
if !comm.StartCalled {
t.Fatal("start should be called")
}
if !strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatal("should sudo")
}
if !strings.Contains(comm.StartCmd.Command, "gcloud -q components update") {
t.Fatalf("bad command: %#v", comm.StartCmd.Command)
}
}
package googlecompute
import (
"fmt"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
// StepUploadImage represents a Packer build step that uploads GCE machine images.
type StepUploadImage int
// Run executes the Packer build step that uploads a GCE machine image.
func (s *StepUploadImage) Run(state multistep.StateBag) multistep.StepAction {
comm := state.Get("communicator").(packer.Communicator)
config := state.Get("config").(*Config)
imageFilename := state.Get("image_file_name").(string)
ui := state.Get("ui").(packer.Ui)
sudoPrefix := ""
if config.SSHUsername != "root" {
sudoPrefix = "sudo "
}
ui.Say("Uploading image...")
cmd := new(packer.RemoteCmd)
cmd.Command = fmt.Sprintf("%s/usr/local/bin/gsutil cp %s gs://%s",
sudoPrefix, imageFilename, config.BucketName)
err := cmd.StartWithUi(comm, ui)
if err == nil && cmd.ExitStatus != 0 {
err = fmt.Errorf(
"gsutil exited with non-zero exit status: %d", cmd.ExitStatus)
}
if err != nil {
err := fmt.Errorf("Error uploading image: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
return multistep.ActionContinue
}
// Cleanup.
func (s *StepUploadImage) Cleanup(state multistep.StateBag) {}
package googlecompute
import (
"strings"
"testing"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/packer"
)
func TestStepUploadImage_impl(t *testing.T) {
var _ multistep.Step = new(StepUploadImage)
}
func TestStepUploadImage(t *testing.T) {
state := testState(t)
step := new(StepUploadImage)
defer step.Cleanup(state)
comm := new(packer.MockCommunicator)
state.Put("communicator", comm)
state.Put("image_file_name", "foo")
// run the step
if action := step.Run(state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
// Verify
if !comm.StartCalled {
t.Fatal("start should be called")
}
if strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatal("should not sudo")
}
if !strings.Contains(comm.StartCmd.Command, "gsutil cp") {
t.Fatalf("bad command: %#v", comm.StartCmd.Command)
}
}
func TestStepUploadImage_badExitStatus(t *testing.T) {
state := testState(t)
step := new(StepUploadImage)
defer step.Cleanup(state)
comm := new(packer.MockCommunicator)
comm.StartExitStatus = 12
state.Put("communicator", comm)
state.Put("image_file_name", "foo")
// run the step
if action := step.Run(state); action != multistep.ActionHalt {
t.Fatalf("bad action: %#v", action)
}
if _, ok := state.GetOk("error"); !ok {
t.Fatal("should have error")
}
}
func TestStepUploadImage_nonRoot(t *testing.T) {
state := testState(t)
step := new(StepUploadImage)
defer step.Cleanup(state)
comm := new(packer.MockCommunicator)
state.Put("communicator", comm)
state.Put("image_file_name", "foo")
config := state.Get("config").(*Config)
config.SSHUsername = "bob"
// run the step
if action := step.Run(state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
// Verify
if !comm.StartCalled {
t.Fatal("start should be called")
}
if !strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatal("should sudo")
}
if !strings.Contains(comm.StartCmd.Command, "gsutil cp") {
t.Fatalf("bad command: %#v", comm.StartCmd.Command)
}
}
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