271 lines
8.3 KiB
Go
271 lines
8.3 KiB
Go
// The bsusurrogate package contains a packer.Builder implementation that
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// builds a new EBS-backed OMI using an ephemeral instance.
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package bsusurrogate
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import (
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"crypto/tls"
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"errors"
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"fmt"
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"log"
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"net/http"
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osccommon "github.com/hashicorp/packer/builder/osc/common"
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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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"github.com/outscale/osc-go/oapi"
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)
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const BuilderId = "digitalonus.osc.bsusurrogate"
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type Config struct {
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common.PackerConfig `mapstructure:",squash"`
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osccommon.AccessConfig `mapstructure:",squash"`
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osccommon.RunConfig `mapstructure:",squash"`
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osccommon.BlockDevices `mapstructure:",squash"`
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osccommon.OMIConfig `mapstructure:",squash"`
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RootDevice RootBlockDevice `mapstructure:"omi_root_device"`
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VolumeRunTags osccommon.TagMap `mapstructure:"run_volume_tags"`
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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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b.config.ctx.Funcs = osccommon.TemplateFuncs
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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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InterpolateFilter: &interpolate.RenderFilter{
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Exclude: []string{
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"omi_description",
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"run_tags",
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"run_volume_tags",
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"snapshot_tags",
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"spot_tags",
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"tags",
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},
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},
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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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if b.config.PackerConfig.PackerForce {
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b.config.OMIForceDeregister = true
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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.RunConfig.Prepare(&b.config.ctx)...)
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errs = packer.MultiErrorAppend(errs,
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b.config.OMIConfig.Prepare(&b.config.AccessConfig, &b.config.ctx)...)
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errs = packer.MultiErrorAppend(errs, b.config.BlockDevices.Prepare(&b.config.ctx)...)
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errs = packer.MultiErrorAppend(errs, b.config.RootDevice.Prepare(&b.config.ctx)...)
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if b.config.OMIVirtType == "" {
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errs = packer.MultiErrorAppend(errs, errors.New("omi_virtualization_type is required."))
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}
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foundRootVolume := false
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for _, launchDevice := range b.config.BlockDevices.LaunchMappings {
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if launchDevice.DeviceName == b.config.RootDevice.SourceDeviceName {
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foundRootVolume = true
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}
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}
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if !foundRootVolume {
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errs = packer.MultiErrorAppend(errs, fmt.Errorf("no volume with name '%s' is found", b.config.RootDevice.SourceDeviceName))
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}
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//TODO: Chek if this is necessary
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if b.config.IsSpotVm() && ((b.config.OMIENASupport != nil && *b.config.OMIENASupport) || b.config.OMISriovNetSupport) {
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errs = packer.MultiErrorAppend(errs,
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fmt.Errorf("Spot instances do not support modification, which is required "+
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"when either `ena_support` or `sriov_support` are set. Please ensure "+
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"you use an OMI that already has either SR-IOV or ENA enabled."))
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}
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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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packer.LogSecretFilter.Set(b.config.AccessKey, b.config.SecretKey, b.config.Token)
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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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clientConfig, err := b.config.Config()
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if err != nil {
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return nil, err
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}
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skipClient := &http.Client{
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Transport: &http.Transport{
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TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
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},
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}
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oapiconn := oapi.NewClient(clientConfig, skipClient)
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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("oapi", oapiconn)
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state.Put("clientConfig", clientConfig)
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state.Put("hook", hook)
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state.Put("ui", ui)
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//VMStep
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omiDevices := b.config.BuildOMIDevices()
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launchDevices := b.config.BuildLaunchDevices()
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steps := []multistep.Step{
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&osccommon.StepPreValidate{
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DestOmiName: b.config.OMIName,
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ForceDeregister: b.config.OMIForceDeregister,
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},
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&osccommon.StepSourceOMIInfo{
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SourceOmi: b.config.SourceOmi,
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EnableOMISriovNetSupport: b.config.OMISriovNetSupport,
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EnableOMIENASupport: b.config.OMIENASupport,
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OmiFilters: b.config.SourceOmiFilter,
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OMIVirtType: b.config.OMIVirtType, //TODO: Remove if it is not used
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},
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&osccommon.StepNetworkInfo{
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NetId: b.config.NetId,
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NetFilter: b.config.NetFilter,
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SecurityGroupIds: b.config.SecurityGroupIds,
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SecurityGroupFilter: b.config.SecurityGroupFilter,
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SubnetId: b.config.SubnetId,
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SubnetFilter: b.config.SubnetFilter,
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SubregionName: b.config.Subregion,
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},
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&osccommon.StepKeyPair{
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Debug: b.config.PackerDebug,
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Comm: &b.config.RunConfig.Comm,
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DebugKeyPath: fmt.Sprintf("oapi_%s.pem", b.config.PackerBuildName),
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},
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&osccommon.StepSecurityGroup{
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SecurityGroupFilter: b.config.SecurityGroupFilter,
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SecurityGroupIds: b.config.SecurityGroupIds,
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CommConfig: &b.config.RunConfig.Comm,
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TemporarySGSourceCidr: b.config.TemporarySGSourceCidr,
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},
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&osccommon.StepCleanupVolumes{
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BlockDevices: b.config.BlockDevices,
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},
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&osccommon.StepRunSourceVm{
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AssociatePublicIpAddress: b.config.AssociatePublicIpAddress,
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BlockDevices: b.config.BlockDevices,
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Comm: &b.config.RunConfig.Comm,
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Ctx: b.config.ctx,
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Debug: b.config.PackerDebug,
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BsuOptimized: b.config.BsuOptimized,
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EnableT2Unlimited: b.config.EnableT2Unlimited,
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ExpectedRootDevice: "ebs", // should it be bsu
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IamVmProfile: b.config.IamVmProfile,
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VmInitiatedShutdownBehavior: b.config.VmInitiatedShutdownBehavior,
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VmType: b.config.VmType,
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IsRestricted: false,
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SourceOMI: b.config.SourceOmi,
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Tags: b.config.RunTags,
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UserData: b.config.UserData,
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UserDataFile: b.config.UserDataFile,
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VolumeTags: b.config.VolumeRunTags,
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},
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&osccommon.StepGetPassword{
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Debug: b.config.PackerDebug,
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Comm: &b.config.RunConfig.Comm,
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Timeout: b.config.WindowsPasswordTimeout,
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BuildName: b.config.PackerBuildName,
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},
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&communicator.StepConnect{
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Config: &b.config.RunConfig.Comm,
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Host: osccommon.SSHHost(
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oapiconn,
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b.config.Comm.SSHInterface),
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SSHConfig: b.config.RunConfig.Comm.SSHConfigFunc(),
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},
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&common.StepProvision{},
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&common.StepCleanupTempKeys{
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Comm: &b.config.RunConfig.Comm,
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},
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&osccommon.StepStopBSUBackedVm{
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Skip: false,
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DisableStopVm: b.config.DisableStopVm,
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},
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&osccommon.StepUpdateBSUBackedVm{
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EnableAMISriovNetSupport: b.config.OMISriovNetSupport,
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EnableAMIENASupport: b.config.OMIENASupport,
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},
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&StepSnapshotVolumes{
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LaunchDevices: launchDevices,
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},
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&osccommon.StepDeregisterOMI{
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AccessConfig: &b.config.AccessConfig,
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ForceDeregister: b.config.OMIForceDeregister,
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ForceDeleteSnapshot: b.config.OMIForceDeleteSnapshot,
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OMIName: b.config.OMIName,
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Regions: b.config.OMIRegions,
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},
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&StepRegisterOMI{
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RootDevice: b.config.RootDevice,
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OMIDevices: omiDevices,
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LaunchDevices: launchDevices,
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},
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&osccommon.StepUpdateOMIAttributes{
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AccountIds: b.config.OMIAccountIDs,
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SnapshotAccountIds: b.config.SnapshotAccountIDs,
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Ctx: b.config.ctx,
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},
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&osccommon.StepCreateTags{
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Tags: b.config.OMITags,
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SnapshotTags: b.config.SnapshotTags,
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Ctx: b.config.ctx,
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},
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}
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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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//Build the artifact
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// if omis, ok := state.GetOk("omis"); ok {
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// // Build the artifact and return it
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// artifact := &awscommon.Artifact{
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// Amis: omis.(map[string]string),
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// BuilderIdValue: BuilderId,
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// Session: session,
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// }
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// return artifact, nil
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// }
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return nil, 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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