176 lines
4.8 KiB
Go
176 lines
4.8 KiB
Go
// The openstack package contains a packer.Builder implementation that
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// builds Images for openstack.
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package openstack
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import (
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"fmt"
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"log"
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"github.com/hashicorp/packer/common"
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"github.com/hashicorp/packer/helper/communicator"
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"github.com/hashicorp/packer/helper/config"
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"github.com/hashicorp/packer/helper/multistep"
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"github.com/hashicorp/packer/packer"
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"github.com/hashicorp/packer/template/interpolate"
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)
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// The unique ID for this builder
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const BuilderId = "mitchellh.openstack"
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type Config struct {
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common.PackerConfig `mapstructure:",squash"`
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AccessConfig `mapstructure:",squash"`
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ImageConfig `mapstructure:",squash"`
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RunConfig `mapstructure:",squash"`
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ctx interpolate.Context
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}
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type Builder struct {
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config Config
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runner multistep.Runner
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}
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func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
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err := config.Decode(&b.config, &config.DecodeOpts{
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Interpolate: true,
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InterpolateContext: &b.config.ctx,
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}, raws...)
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if err != nil {
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return nil, err
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}
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// Accumulate any errors
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var errs *packer.MultiError
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errs = packer.MultiErrorAppend(errs, b.config.AccessConfig.Prepare(&b.config.ctx)...)
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errs = packer.MultiErrorAppend(errs, b.config.ImageConfig.Prepare(&b.config.ctx)...)
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errs = packer.MultiErrorAppend(errs, b.config.RunConfig.Prepare(&b.config.ctx)...)
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if errs != nil && len(errs.Errors) > 0 {
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return nil, errs
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}
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// By default, instance name is same as image name
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if b.config.InstanceName == "" {
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b.config.InstanceName = b.config.ImageName
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}
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packer.LogSecretFilter.Set(b.config.Password)
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log.Println(b.config)
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return nil, nil
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}
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func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
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computeClient, err := b.config.computeV2Client()
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if err != nil {
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return nil, fmt.Errorf("Error initializing compute client: %s", err)
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}
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// Setup the state bag and initial state for the steps
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state := new(multistep.BasicStateBag)
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state.Put("config", b.config)
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state.Put("hook", hook)
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state.Put("ui", ui)
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// Build the steps
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steps := []multistep.Step{
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&StepLoadFlavor{
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Flavor: b.config.Flavor,
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},
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&StepKeyPair{
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Debug: b.config.PackerDebug,
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Comm: &b.config.Comm,
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DebugKeyPath: fmt.Sprintf("os_%s.pem", b.config.PackerBuildName),
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},
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&StepSourceImageInfo{
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SourceImage: b.config.RunConfig.SourceImage,
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SourceImageName: b.config.RunConfig.SourceImageName,
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SourceImageOpts: b.config.RunConfig.sourceImageOpts,
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SourceMostRecent: b.config.SourceImageFilters.MostRecent,
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},
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&StepCreateVolume{
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UseBlockStorageVolume: b.config.UseBlockStorageVolume,
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SourceImage: b.config.SourceImage,
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VolumeName: b.config.VolumeName,
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VolumeType: b.config.VolumeType,
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VolumeAvailabilityZone: b.config.VolumeAvailabilityZone,
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},
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&StepRunSourceServer{
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Name: b.config.InstanceName,
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SourceImage: b.config.SourceImage,
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SourceImageName: b.config.SourceImageName,
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SecurityGroups: b.config.SecurityGroups,
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Networks: b.config.Networks,
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Ports: b.config.Ports,
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AvailabilityZone: b.config.AvailabilityZone,
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UserData: b.config.UserData,
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UserDataFile: b.config.UserDataFile,
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ConfigDrive: b.config.ConfigDrive,
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InstanceMetadata: b.config.InstanceMetadata,
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UseBlockStorageVolume: b.config.UseBlockStorageVolume,
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},
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&StepGetPassword{
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Debug: b.config.PackerDebug,
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Comm: &b.config.RunConfig.Comm,
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},
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&StepWaitForRackConnect{
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Wait: b.config.RackconnectWait,
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},
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&StepAllocateIp{
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FloatingIPNetwork: b.config.FloatingIPNetwork,
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FloatingIP: b.config.FloatingIP,
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ReuseIPs: b.config.ReuseIPs,
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},
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&communicator.StepConnect{
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Config: &b.config.RunConfig.Comm,
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Host: CommHost(
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computeClient,
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b.config.Comm.SSHInterface,
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b.config.Comm.SSHIPVersion),
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SSHConfig: b.config.RunConfig.Comm.SSHConfigFunc(),
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},
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&common.StepProvision{},
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&StepStopServer{},
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&StepDetachVolume{
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UseBlockStorageVolume: b.config.UseBlockStorageVolume,
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},
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&stepCreateImage{
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UseBlockStorageVolume: b.config.UseBlockStorageVolume,
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},
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&stepUpdateImageVisibility{},
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&stepAddImageMembers{},
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}
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// Run!
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b.runner = common.NewRunner(steps, b.config.PackerConfig, ui)
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b.runner.Run(state)
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// If there was an error, return that
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if rawErr, ok := state.GetOk("error"); ok {
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return nil, rawErr.(error)
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}
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// If there are no images, then just return
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if _, ok := state.GetOk("image"); !ok {
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return nil, nil
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}
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// Build the artifact and return it
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artifact := &Artifact{
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ImageId: state.Get("image").(string),
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BuilderIdValue: BuilderId,
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Client: computeClient,
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}
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return artifact, nil
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}
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func (b *Builder) Cancel() {
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if b.runner != nil {
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log.Println("Cancelling the step runner...")
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b.runner.Cancel()
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}
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}
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