pass subscription id via state bag

builder/azure/arm/builder.go

@@ -378,6 +378,7 @@ func (b *Builder) configureStateBag(stateBag multistep.StateBag) {
 		stateBag.Put(constants.ArmManagedImageSharedGalleryImageName, b.config.SharedGalleryDestination.SigDestinationImageName)
 		stateBag.Put(constants.ArmManagedImageSharedGalleryImageVersion, b.config.SharedGalleryDestination.SigDestinationImageVersion)
 		stateBag.Put(constants.ArmManagedImageSharedGalleryReplicationRegions, b.config.SharedGalleryDestination.SigDestinationReplicationRegions)
+		stateBag.Put(constants.ArmManagedImageSubscription, b.config.SubscriptionID)
 	}
 }
 

builder/azure/arm/step_publish_to_shared_image_gallery.go

@@ -14,7 +14,7 @@ import (
 
 type StepPublishToSharedImageGallery struct {
 	client              *AzureClient
-	publish             func(ctx context.Context, miSigPubSubscription, miSigPubRg, miSIGalleryName, miSGImageName, miSGImageVersion string, miSigReplicationRegions []string, location string, tags map[string]*string) error
+	publish             func(ctx context.Context, mdiID, miSigPubSubscription, miSigPubRg, miSIGalleryName, miSGImageName, miSGImageVersion string, miSigReplicationRegions []string, location string, tags map[string]*string) error
 	say                 func(message string)
 	error               func(e error)
 	toSIG               func() bool
@@ -38,9 +38,7 @@ func NewStepPublishToSharedImageGallery(client *AzureClient, ui packer.Ui, confi
 	return step
 }
 
-func (s *StepPublishToSharedImageGallery) publishToSig(ctx context.Context, miSigPubSubscription string, miSigPubRg string, miSIGalleryName string, miSGImageName string, miSGImageVersion string, miSigReplicationRegions []string, location string, tags map[string]*string) error {
-
-	var mdiID string
+func (s *StepPublishToSharedImageGallery) publishToSig(ctx context.Context, mdiID string, miSigPubSubscription string, miSigPubRg string, miSIGalleryName string, miSGImageName string, miSGImageVersion string, miSigReplicationRegions []string, location string, tags map[string]*string) error {
 
 	replicationRegions := make([]compute.TargetRegion, len(miSigReplicationRegions))
 	for i, v := range miSigReplicationRegions {
@@ -112,14 +110,21 @@ func (s *StepPublishToSharedImageGallery) Run(ctx context.Context, stateBag mult
 	var location = stateBag.Get(constants.ArmLocation).(string)
 	var tags = stateBag.Get(constants.ArmTags).(map[string]*string)
 	var miSigReplicationRegions = stateBag.Get(constants.ArmManagedImageSharedGalleryReplicationRegions).([]string)
+	var targetManagedImageResourceGroupName = stateBag.Get(constants.ArmManagedImageResourceGroupName).(string)
+	var targetManagedImageName = stateBag.Get(constants.ArmManagedImageName).(string)
+	var managedImageSubscription = stateBag.Get(constants.ArmManagedImageSubscription).(string)
+	var mdiID = fmt.Sprintf("/subscriptions/%s/resourceGroups/%s/providers/Microsoft.Compute/images/%s", managedImageSubscription, targetManagedImageResourceGroupName, targetManagedImageName)
 
+	s.say(fmt.Sprintf(" -> MDI ID used for SIG publish     : '%s'", mdiID))
 	s.say(fmt.Sprintf(" -> SIG publish subscription     : '%s'", miSigPubSubscription))
 	s.say(fmt.Sprintf(" -> SIG publish resource group     : '%s'", miSigPubRg))
 	s.say(fmt.Sprintf(" -> SIG gallery name     : '%s'", miSIGalleryName))
 	s.say(fmt.Sprintf(" -> SIG image name     : '%s'", miSGImageName))
 	s.say(fmt.Sprintf(" -> SIG image version     : '%s'", miSGImageVersion))
+	s.say(fmt.Sprintf(" -> SIG replication regions    : '%v'", miSigReplicationRegions))
 	s.say(fmt.Sprintf(" -> SIG publish location     : '%s'", location))
-	err := s.publish(ctx, miSigPubSubscription, miSigPubRg, miSIGalleryName, miSGImageName, miSGImageVersion, miSigReplicationRegions,location, tags)
+	s.say(fmt.Sprintf(" -> SIG publish tags     : '%v'", tags))
+	err := s.publish(ctx, mdiID, miSigPubSubscription, miSigPubRg, miSIGalleryName, miSGImageName, miSGImageVersion, miSigReplicationRegions, location, tags)
 
 	if err != nil {
 		stateBag.Put(constants.Error, err)

builder/azure/common/constants/stateBag.go

@@ -40,6 +40,7 @@ const (
 	ArmManagedImageSharedGalleryImageName                   string = "arm.ManagedImageSharedGalleryImageName"
 	ArmManagedImageSharedGalleryImageVersion                   string = "arm.ManagedImageSharedGalleryImageVersion"
 	ArmManagedImageSharedGalleryReplicationRegions                   string = "arm.ManagedImageSharedGalleryReplicationRegions"
+	ArmManagedImageSubscription                   string = "arm.ArmManagedImageSubscription"
 	ArmAsyncResourceGroupDelete           string = "arm.AsyncResourceGroupDelete"
 	ArmManagedImageOSDiskSnapshotName     string = "arm.ManagedImageOSDiskSnapshotName"
 	ArmManagedImageDataDiskSnapshotPrefix string = "arm.ManagedImageDataDiskSnapshotPrefix"