packer-cn/builder/osc/bsusurrogate/builder.go

271 lines
8.3 KiB
Go

// The bsusurrogate package contains a packer.Builder implementation that
// builds a new EBS-backed OMI using an ephemeral instance.
package bsusurrogate
import (
"crypto/tls"
"errors"
"fmt"
"log"
"net/http"
osccommon "github.com/hashicorp/packer/builder/osc/common"
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/helper/communicator"
"github.com/hashicorp/packer/helper/config"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/template/interpolate"
"github.com/outscale/osc-go/oapi"
)
const BuilderId = "digitalonus.osc.bsusurrogate"
type Config struct {
common.PackerConfig `mapstructure:",squash"`
osccommon.AccessConfig `mapstructure:",squash"`
osccommon.RunConfig `mapstructure:",squash"`
osccommon.BlockDevices `mapstructure:",squash"`
osccommon.OMIConfig `mapstructure:",squash"`
RootDevice RootBlockDevice `mapstructure:"omi_root_device"`
VolumeRunTags osccommon.TagMap `mapstructure:"run_volume_tags"`
ctx interpolate.Context
}
type Builder struct {
config Config
runner multistep.Runner
}
func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
b.config.ctx.Funcs = osccommon.TemplateFuncs
err := config.Decode(&b.config, &config.DecodeOpts{
Interpolate: true,
InterpolateContext: &b.config.ctx,
InterpolateFilter: &interpolate.RenderFilter{
Exclude: []string{
"omi_description",
"run_tags",
"run_volume_tags",
"snapshot_tags",
"spot_tags",
"tags",
},
},
}, raws...)
if err != nil {
return nil, err
}
if b.config.PackerConfig.PackerForce {
b.config.OMIForceDeregister = true
}
// Accumulate any errors
var errs *packer.MultiError
errs = packer.MultiErrorAppend(errs, b.config.AccessConfig.Prepare(&b.config.ctx)...)
errs = packer.MultiErrorAppend(errs, b.config.RunConfig.Prepare(&b.config.ctx)...)
errs = packer.MultiErrorAppend(errs,
b.config.OMIConfig.Prepare(&b.config.AccessConfig, &b.config.ctx)...)
errs = packer.MultiErrorAppend(errs, b.config.BlockDevices.Prepare(&b.config.ctx)...)
errs = packer.MultiErrorAppend(errs, b.config.RootDevice.Prepare(&b.config.ctx)...)
if b.config.OMIVirtType == "" {
errs = packer.MultiErrorAppend(errs, errors.New("omi_virtualization_type is required."))
}
foundRootVolume := false
for _, launchDevice := range b.config.BlockDevices.LaunchMappings {
if launchDevice.DeviceName == b.config.RootDevice.SourceDeviceName {
foundRootVolume = true
}
}
if !foundRootVolume {
errs = packer.MultiErrorAppend(errs, fmt.Errorf("no volume with name '%s' is found", b.config.RootDevice.SourceDeviceName))
}
//TODO: Chek if this is necessary
if b.config.IsSpotVm() && ((b.config.OMIENASupport != nil && *b.config.OMIENASupport) || b.config.OMISriovNetSupport) {
errs = packer.MultiErrorAppend(errs,
fmt.Errorf("Spot instances do not support modification, which is required "+
"when either `ena_support` or `sriov_support` are set. Please ensure "+
"you use an OMI that already has either SR-IOV or ENA enabled."))
}
if errs != nil && len(errs.Errors) > 0 {
return nil, errs
}
packer.LogSecretFilter.Set(b.config.AccessKey, b.config.SecretKey, b.config.Token)
return nil, nil
}
func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
clientConfig, err := b.config.Config()
if err != nil {
return nil, err
}
skipClient := &http.Client{
Transport: &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
},
}
oapiconn := oapi.NewClient(clientConfig, skipClient)
// Setup the state bag and initial state for the steps
state := new(multistep.BasicStateBag)
state.Put("config", &b.config)
state.Put("oapi", oapiconn)
state.Put("clientConfig", clientConfig)
state.Put("hook", hook)
state.Put("ui", ui)
//VMStep
omiDevices := b.config.BuildOMIDevices()
launchDevices := b.config.BuildLaunchDevices()
steps := []multistep.Step{
&osccommon.StepPreValidate{
DestOmiName: b.config.OMIName,
ForceDeregister: b.config.OMIForceDeregister,
},
&osccommon.StepSourceOMIInfo{
SourceOmi: b.config.SourceOmi,
EnableOMISriovNetSupport: b.config.OMISriovNetSupport,
EnableOMIENASupport: b.config.OMIENASupport,
OmiFilters: b.config.SourceOmiFilter,
OMIVirtType: b.config.OMIVirtType, //TODO: Remove if it is not used
},
&osccommon.StepNetworkInfo{
NetId: b.config.NetId,
NetFilter: b.config.NetFilter,
SecurityGroupIds: b.config.SecurityGroupIds,
SecurityGroupFilter: b.config.SecurityGroupFilter,
SubnetId: b.config.SubnetId,
SubnetFilter: b.config.SubnetFilter,
SubregionName: b.config.Subregion,
},
&osccommon.StepKeyPair{
Debug: b.config.PackerDebug,
Comm: &b.config.RunConfig.Comm,
DebugKeyPath: fmt.Sprintf("oapi_%s.pem", b.config.PackerBuildName),
},
&osccommon.StepSecurityGroup{
SecurityGroupFilter: b.config.SecurityGroupFilter,
SecurityGroupIds: b.config.SecurityGroupIds,
CommConfig: &b.config.RunConfig.Comm,
TemporarySGSourceCidr: b.config.TemporarySGSourceCidr,
},
&osccommon.StepCleanupVolumes{
BlockDevices: b.config.BlockDevices,
},
&osccommon.StepRunSourceVm{
AssociatePublicIpAddress: b.config.AssociatePublicIpAddress,
BlockDevices: b.config.BlockDevices,
Comm: &b.config.RunConfig.Comm,
Ctx: b.config.ctx,
Debug: b.config.PackerDebug,
BsuOptimized: b.config.BsuOptimized,
EnableT2Unlimited: b.config.EnableT2Unlimited,
ExpectedRootDevice: "ebs", // should it be bsu
IamVmProfile: b.config.IamVmProfile,
VmInitiatedShutdownBehavior: b.config.VmInitiatedShutdownBehavior,
VmType: b.config.VmType,
IsRestricted: false,
SourceOMI: b.config.SourceOmi,
Tags: b.config.RunTags,
UserData: b.config.UserData,
UserDataFile: b.config.UserDataFile,
VolumeTags: b.config.VolumeRunTags,
},
&osccommon.StepGetPassword{
Debug: b.config.PackerDebug,
Comm: &b.config.RunConfig.Comm,
Timeout: b.config.WindowsPasswordTimeout,
BuildName: b.config.PackerBuildName,
},
&communicator.StepConnect{
Config: &b.config.RunConfig.Comm,
Host: osccommon.SSHHost(
oapiconn,
b.config.Comm.SSHInterface),
SSHConfig: b.config.RunConfig.Comm.SSHConfigFunc(),
},
&common.StepProvision{},
&common.StepCleanupTempKeys{
Comm: &b.config.RunConfig.Comm,
},
&osccommon.StepStopBSUBackedVm{
Skip: false,
DisableStopVm: b.config.DisableStopVm,
},
&osccommon.StepUpdateBSUBackedVm{
EnableAMISriovNetSupport: b.config.OMISriovNetSupport,
EnableAMIENASupport: b.config.OMIENASupport,
},
&StepSnapshotVolumes{
LaunchDevices: launchDevices,
},
&osccommon.StepDeregisterOMI{
AccessConfig: &b.config.AccessConfig,
ForceDeregister: b.config.OMIForceDeregister,
ForceDeleteSnapshot: b.config.OMIForceDeleteSnapshot,
OMIName: b.config.OMIName,
Regions: b.config.OMIRegions,
},
&StepRegisterOMI{
RootDevice: b.config.RootDevice,
OMIDevices: omiDevices,
LaunchDevices: launchDevices,
},
&osccommon.StepUpdateOMIAttributes{
AccountIds: b.config.OMIAccountIDs,
SnapshotAccountIds: b.config.SnapshotAccountIDs,
Ctx: b.config.ctx,
},
&osccommon.StepCreateTags{
Tags: b.config.OMITags,
SnapshotTags: b.config.SnapshotTags,
Ctx: b.config.ctx,
},
}
b.runner = common.NewRunner(steps, b.config.PackerConfig, ui)
b.runner.Run(state)
// If there was an error, return that
if rawErr, ok := state.GetOk("error"); ok {
return nil, rawErr.(error)
}
//Build the artifact
// if omis, ok := state.GetOk("omis"); ok {
// // Build the artifact and return it
// artifact := &awscommon.Artifact{
// Amis: omis.(map[string]string),
// BuilderIdValue: BuilderId,
// Session: session,
// }
// return artifact, nil
// }
return nil, nil
}
func (b *Builder) Cancel() {
if b.runner != nil {
log.Println("Cancelling the step runner...")
b.runner.Cancel()
}
}