Documentation ¶
Overview ¶
The googlecompute package contains a packer.Builder implementation that builds images for Google Compute Engine.
Index ¶
- Constants
- Variables
- func ProcessAccountFile(account_file *AccountFile, text string) error
- type AccountFile
- type Artifact
- type Builder
- type Config
- type Driver
- type DriverMock
- func (d *DriverMock) CreateImage(name, description, family, zone, disk string) (<-chan *Image, <-chan error)
- func (d *DriverMock) CreateOrResetWindowsPassword(instance, zone string, c *WindowsPasswordConfig) (<-chan error, error)
- func (d *DriverMock) DeleteDisk(zone, name string) (<-chan error, error)
- func (d *DriverMock) DeleteImage(name string) <-chan error
- func (d *DriverMock) DeleteInstance(zone, name string) (<-chan error, error)
- func (d *DriverMock) GetImage(name string) (*Image, error)
- func (d *DriverMock) GetImageFromProject(project, name string) (*Image, error)
- func (d *DriverMock) GetInstanceMetadata(zone, name, key string) (string, error)
- func (d *DriverMock) GetInternalIP(zone, name string) (string, error)
- func (d *DriverMock) GetNatIP(zone, name string) (string, error)
- func (d *DriverMock) GetSerialPortOutput(zone, name string) (string, error)
- func (d *DriverMock) GetWindowsPassword() (string, error)
- func (d *DriverMock) ImageExists(name string) bool
- func (d *DriverMock) RunInstance(c *InstanceConfig) (<-chan error, error)
- func (d *DriverMock) WaitForInstance(state, zone, name string) <-chan error
- type Image
- type InstanceConfig
- type StepCheckExistingImage
- type StepCreateImage
- type StepCreateInstance
- type StepCreateSSHKey
- type StepCreateWindowsPassword
- type StepInstanceInfo
- type StepTeardownInstance
- type StepWaitInstanceStartup
- type WindowsPasswordConfig
Constants ¶
const BuilderId = "packer.googlecompute"
The unique ID for this builder.
const StartupScriptKey string = "startup-script"
const StartupScriptStatusDone string = "done"
const StartupScriptStatusError string = "error"
const StartupScriptStatusKey string = "startup-script-status"
const StartupScriptStatusNotDone string = "notdone"
const StartupWrappedScriptKey string = "packer-wrapped-startup-script"
Variables ¶
var DriverScopes = []string{"https://www.googleapis.com/auth/compute", "https://www.googleapis.com/auth/devstorage.full_control"}
var StartupScriptLinux string = fmt.Sprintf(`#!/bin/bash echo "Packer startup script starting." RETVAL=0 BASEMETADATAURL=http://metadata/computeMetadata/v1/instance/ GetMetadata () { echo "$(curl -f -H "Metadata-Flavor: Google" ${BASEMETADATAURL}/${1} 2> /dev/null)" } ZONE=$(GetMetadata zone | grep -oP "[^/]*$") SetMetadata () { gcloud compute instances add-metadata ${HOSTNAME} --metadata ${1}=${2} --zone ${ZONE} } STARTUPSCRIPT=$(GetMetadata attributes/%s) STARTUPSCRIPTPATH=/packer-wrapped-startup-script if [ -f "/var/log/startupscript.log" ]; then STARTUPSCRIPTLOGPATH=/var/log/startupscript.log else STARTUPSCRIPTLOGPATH=/var/log/daemon.log fi STARTUPSCRIPTLOGDEST=$(GetMetadata attributes/startup-script-log-dest) if [[ ! -z $STARTUPSCRIPT ]]; then echo "Executing user-provided startup script..." echo "${STARTUPSCRIPT}" > ${STARTUPSCRIPTPATH} chmod +x ${STARTUPSCRIPTPATH} ${STARTUPSCRIPTPATH} RETVAL=$? if [[ ! -z $STARTUPSCRIPTLOGDEST ]]; then echo "Uploading user-provided startup script log to ${STARTUPSCRIPTLOGDEST}..." gsutil -h "Content-Type:text/plain" cp ${STARTUPSCRIPTLOGPATH} ${STARTUPSCRIPTLOGDEST} fi rm ${STARTUPSCRIPTPATH} fi echo "Packer startup script done." SetMetadata %s %s exit $RETVAL `, StartupWrappedScriptKey, StartupScriptStatusKey, StartupScriptStatusDone)
var StartupScriptWindows string = ""
Functions ¶
func ProcessAccountFile ¶ added in v0.11.0
func ProcessAccountFile(account_file *AccountFile, text string) error
Types ¶
type AccountFile ¶ added in v0.11.0
type AccountFile struct { PrivateKeyId string `json:"private_key_id"` PrivateKey string `json:"private_key"` ClientEmail string `json:"client_email"` ClientId string `json:"client_id"` }
accountFile represents the structure of the account file JSON file.
type Artifact ¶
type Artifact struct {
// contains filtered or unexported fields
}
Artifact represents a GCE image as the result of a Packer build.
type Builder ¶
type Builder struct {
// contains filtered or unexported fields
}
Builder represents a Packer Builder.
type Config ¶
type Config struct { common.PackerConfig `mapstructure:",squash"` Comm communicator.Config `mapstructure:",squash"` AccountFile string `mapstructure:"account_file"` ProjectId string `mapstructure:"project_id"` Address string `mapstructure:"address"` DiskName string `mapstructure:"disk_name"` DiskSizeGb int64 `mapstructure:"disk_size"` DiskType string `mapstructure:"disk_type"` ImageName string `mapstructure:"image_name"` ImageDescription string `mapstructure:"image_description"` ImageFamily string `mapstructure:"image_family"` InstanceName string `mapstructure:"instance_name"` MachineType string `mapstructure:"machine_type"` Metadata map[string]string `mapstructure:"metadata"` Network string `mapstructure:"network"` OmitExternalIP bool `mapstructure:"omit_external_ip"` Preemptible bool `mapstructure:"preemptible"` RawStateTimeout string `mapstructure:"state_timeout"` Region string `mapstructure:"region"` SourceImage string `mapstructure:"source_image"` SourceImageProjectId string `mapstructure:"source_image_project_id"` StartupScriptFile string `mapstructure:"startup_script_file"` Subnetwork string `mapstructure:"subnetwork"` Tags []string `mapstructure:"tags"` UseInternalIP bool `mapstructure:"use_internal_ip"` Zone string `mapstructure:"zone"` Account AccountFile // contains filtered or unexported fields }
Config is the configuration structure for the GCE builder. It stores both the publicly settable state as well as the privately generated state of the config object.
func (*Config) CalcTimeout ¶ added in v0.11.0
type Driver ¶
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. GetImage(name string) (*Image, error) // GetImageFromProject gets an image from a specific project. GetImageFromProject(project, name string) (*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) }
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.
func NewDriverGCE ¶
type DriverMock ¶
type DriverMock struct { CreateImageName string CreateImageDesc string CreateImageFamily string CreateImageZone string CreateImageDisk string CreateImageResultLicenses []string CreateImageResultProjectId string CreateImageResultSelfLink string CreateImageResultSizeGb int64 CreateImageErrCh <-chan error CreateImageResultCh <-chan *Image DeleteImageName string DeleteImageErrCh <-chan error DeleteInstanceZone string DeleteInstanceName string DeleteInstanceErrCh <-chan error DeleteInstanceErr error DeleteDiskZone string DeleteDiskName string DeleteDiskErrCh <-chan error DeleteDiskErr error GetImageName string GetImageResult *Image GetImageErr error GetImageFromProjectProject string GetImageFromProjectName string GetImageFromProjectResult *Image GetImageFromProjectErr error GetInstanceMetadataZone string GetInstanceMetadataName string GetInstanceMetadataKey string GetInstanceMetadataResult string GetInstanceMetadataErr error GetNatIPZone string GetNatIPName string GetNatIPResult string GetNatIPErr error GetInternalIPZone string GetInternalIPName string GetInternalIPResult string GetInternalIPErr error GetSerialPortOutputZone string GetSerialPortOutputName string GetSerialPortOutputResult string GetSerialPortOutputErr error ImageExistsName string ImageExistsResult bool RunInstanceConfig *InstanceConfig RunInstanceErrCh <-chan error RunInstanceErr error CreateOrResetWindowsPasswordZone string CreateOrResetWindowsPasswordInstance string CreateOrResetWindowsPasswordConfig *WindowsPasswordConfig CreateOrResetWindowsPasswordErr error CreateOrResetWindowsPasswordErrCh <-chan error WaitForInstanceState string WaitForInstanceZone string WaitForInstanceName string WaitForInstanceErrCh <-chan error }
DriverMock is a Driver implementation that is a mocked out so that it can be used for tests.
func (*DriverMock) CreateImage ¶
func (d *DriverMock) CreateImage(name, description, family, zone, disk string) (<-chan *Image, <-chan error)
func (*DriverMock) CreateOrResetWindowsPassword ¶ added in v0.11.0
func (d *DriverMock) CreateOrResetWindowsPassword(instance, zone string, c *WindowsPasswordConfig) (<-chan error, error)
func (*DriverMock) DeleteDisk ¶ added in v0.7.5
func (d *DriverMock) DeleteDisk(zone, name string) (<-chan error, error)
func (*DriverMock) DeleteImage ¶
func (d *DriverMock) DeleteImage(name string) <-chan error
func (*DriverMock) DeleteInstance ¶
func (d *DriverMock) DeleteInstance(zone, name string) (<-chan error, error)
func (*DriverMock) GetImage ¶ added in v0.11.0
func (d *DriverMock) GetImage(name string) (*Image, error)
func (*DriverMock) GetImageFromProject ¶ added in v0.11.0
func (d *DriverMock) GetImageFromProject(project, name string) (*Image, error)
func (*DriverMock) GetInstanceMetadata ¶ added in v0.11.0
func (d *DriverMock) GetInstanceMetadata(zone, name, key string) (string, error)
func (*DriverMock) GetInternalIP ¶ added in v0.8.0
func (d *DriverMock) GetInternalIP(zone, name string) (string, error)
func (*DriverMock) GetSerialPortOutput ¶ added in v0.11.0
func (d *DriverMock) GetSerialPortOutput(zone, name string) (string, error)
func (*DriverMock) GetWindowsPassword ¶ added in v0.11.0
func (d *DriverMock) GetWindowsPassword() (string, error)
func (*DriverMock) ImageExists ¶ added in v0.7.5
func (d *DriverMock) ImageExists(name string) bool
func (*DriverMock) RunInstance ¶
func (d *DriverMock) RunInstance(c *InstanceConfig) (<-chan error, error)
func (*DriverMock) WaitForInstance ¶
func (d *DriverMock) WaitForInstance(state, zone, name string) <-chan error
type InstanceConfig ¶
type InstanceConfig struct { Address string Description string DiskSizeGb int64 DiskType string Image *Image MachineType string Metadata map[string]string Name string Network string OmitExternalIP bool Preemptible bool Region string ServiceAccountEmail string Subnetwork string Tags []string Zone string }
type StepCheckExistingImage ¶ added in v0.7.5
type StepCheckExistingImage int
StepCheckExistingImage represents a Packer build step that checks if the target image already exists, and aborts immediately if so.
func (*StepCheckExistingImage) Cleanup ¶ added in v0.7.5
func (s *StepCheckExistingImage) Cleanup(state multistep.StateBag)
Cleanup.
func (*StepCheckExistingImage) Run ¶ added in v0.7.5
func (s *StepCheckExistingImage) Run(state multistep.StateBag) multistep.StepAction
Run executes the Packer build step that checks if the image already exists.
type StepCreateImage ¶
type StepCreateImage int
StepCreateImage represents a Packer build step that creates GCE machine images.
func (*StepCreateImage) Cleanup ¶
func (s *StepCreateImage) Cleanup(state multistep.StateBag)
Cleanup.
func (*StepCreateImage) Run ¶
func (s *StepCreateImage) Run(state multistep.StateBag) multistep.StepAction
Run executes the Packer build step that creates a GCE machine image.
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.
type StepCreateInstance ¶
type StepCreateInstance struct {
Debug bool
}
StepCreateInstance represents a Packer build step that creates GCE instances.
func (*StepCreateInstance) Cleanup ¶
func (s *StepCreateInstance) Cleanup(state multistep.StateBag)
Cleanup destroys the GCE instance created during the image creation process.
func (*StepCreateInstance) Run ¶
func (s *StepCreateInstance) Run(state multistep.StateBag) multistep.StepAction
Run executes the Packer build step that creates a GCE instance.
type StepCreateSSHKey ¶
StepCreateSSHKey represents a Packer build step that generates SSH key pairs.
func (*StepCreateSSHKey) Cleanup ¶
func (s *StepCreateSSHKey) Cleanup(state multistep.StateBag)
Nothing to clean up. SSH keys are associated with a single GCE instance.
func (*StepCreateSSHKey) Run ¶
func (s *StepCreateSSHKey) Run(state multistep.StateBag) multistep.StepAction
Run executes the Packer build step that generates SSH key pairs. The key pairs are added to the multistep state as "ssh_private_key" and "ssh_public_key".
type StepCreateWindowsPassword ¶ added in v0.11.0
StepCreateWindowsPassword represents a Packer build step that sets the windows password on a Windows GCE instance.
func (*StepCreateWindowsPassword) Cleanup ¶ added in v0.11.0
func (s *StepCreateWindowsPassword) Cleanup(state multistep.StateBag)
Nothing to clean up. The windows password is only created on the single instance.
func (*StepCreateWindowsPassword) Run ¶ added in v0.11.0
func (s *StepCreateWindowsPassword) Run(state multistep.StateBag) multistep.StepAction
Run executes the Packer build step that sets the windows password on a Windows GCE instance.
type StepInstanceInfo ¶
type StepInstanceInfo struct { Debug bool // contains filtered or unexported fields }
stepInstanceInfo represents a Packer build step that gathers GCE instance info.
func (*StepInstanceInfo) Cleanup ¶
func (s *StepInstanceInfo) Cleanup(state multistep.StateBag)
Cleanup.
func (*StepInstanceInfo) Run ¶
func (s *StepInstanceInfo) Run(state multistep.StateBag) multistep.StepAction
Run executes the Packer build step that gathers GCE instance info. This adds "instance_ip" to the multistep state.
type StepTeardownInstance ¶ added in v0.7.5
type StepTeardownInstance struct {
Debug bool
}
StepTeardownInstance represents a Packer build step that tears down GCE instances.
func (*StepTeardownInstance) Cleanup ¶ added in v0.7.5
func (s *StepTeardownInstance) Cleanup(state multistep.StateBag)
Deleting the instance does not remove the boot disk. This cleanup removes the disk.
func (*StepTeardownInstance) Run ¶ added in v0.7.5
func (s *StepTeardownInstance) Run(state multistep.StateBag) multistep.StepAction
Run executes the Packer build step that tears down a GCE instance.
type StepWaitInstanceStartup ¶ added in v0.11.0
type StepWaitInstanceStartup int
func (*StepWaitInstanceStartup) Cleanup ¶ added in v0.11.0
func (s *StepWaitInstanceStartup) Cleanup(state multistep.StateBag)
Cleanup.
func (*StepWaitInstanceStartup) Run ¶ added in v0.11.0
func (s *StepWaitInstanceStartup) Run(state multistep.StateBag) multistep.StepAction
Run reads the instance metadata and looks for the log entry indicating the startup script finished.
type WindowsPasswordConfig ¶ added in v0.11.0
type WindowsPasswordConfig struct { UserName string `json:"userName"` Modulus string `json:"modulus"` Exponent string `json:"exponent"` Email string `json:"email"` ExpireOn time.Time `json:"expireOn"` // contains filtered or unexported fields }
WindowsPasswordConfig is the data structue that GCE needs to encrypt the created windows password.
Source Files ¶
- account.go
- artifact.go
- builder.go
- config.go
- driver.go
- driver_gce.go
- driver_mock.go
- image.go
- private_key.go
- ssh.go
- startup.go
- step_check_existing_image.go
- step_create_image.go
- step_create_instance.go
- step_create_ssh_key.go
- step_create_windows_password.go
- step_instance_info.go
- step_teardown_instance.go
- step_wait_instance_startup.go
- winrm.go