Adding a way to specify a shared image gallery so we can test staging images produced from image-builder before promoting them (#528)

Signed-off-by: Mark Rossett <marosset@microsoft.com>

Author: marosset

capz/templates/ci/patches/compute-gallery.yaml

@@ -10,6 +10,8 @@ spec:
     spec:
       image:
         computeGallery:
+          subscriptionID: "${AZURE_SUBSCRIPTION_ID:=46678f10-4bbb-447e-98e8-d2829589f2d8}"
+          resourceGroup: "${AZURE_RESOURCE_GROUP:=cluster-api-gallery}"
+          gallery: "${GALLERY_NAME:=community_gallery}"
           name: "${GALLERY_IMAGE_NAME:=capi-win-2022-containerd}"
-          gallery: "ClusterAPI-f72ceb4f-5159-4c26-a0fe-2ea738f0d019"
           version: "${IMAGE_VERSION:=latest}"

capz/templates/gmsa-ci.yaml

@@ -518,8 +518,10 @@ spec:
       identity: UserAssigned
       image:
         computeGallery:
-          gallery: ClusterAPI-f72ceb4f-5159-4c26-a0fe-2ea738f0d019
+          gallery: ${GALLERY_NAME:=community_gallery}
           name: ${GALLERY_IMAGE_NAME:=capi-win-2022-containerd}
+          resourceGroup: ${AZURE_RESOURCE_GROUP:=cluster-api-gallery}
+          subscriptionID: ${AZURE_SUBSCRIPTION_ID:=46678f10-4bbb-447e-98e8-d2829589f2d8}
           version: ${IMAGE_VERSION:=latest}
       osDisk:
         diskSizeGB: 128

capz/templates/gmsa-pr.yaml

@@ -506,8 +506,10 @@ spec:
       identity: UserAssigned
       image:
         computeGallery:
-          gallery: ClusterAPI-f72ceb4f-5159-4c26-a0fe-2ea738f0d019
+          gallery: ${GALLERY_NAME:=community_gallery}
           name: ${GALLERY_IMAGE_NAME:=capi-win-2022-containerd}
+          resourceGroup: ${AZURE_RESOURCE_GROUP:=cluster-api-gallery}
+          subscriptionID: ${AZURE_SUBSCRIPTION_ID:=46678f10-4bbb-447e-98e8-d2829589f2d8}
           version: ${IMAGE_VERSION:=latest}
       osDisk:
         diskSizeGB: 128

capz/templates/windows-ci.yaml

@@ -515,8 +515,10 @@ spec:
       identity: UserAssigned
       image:
         computeGallery:
-          gallery: ClusterAPI-f72ceb4f-5159-4c26-a0fe-2ea738f0d019
+          gallery: ${GALLERY_NAME:=community_gallery}
           name: ${GALLERY_IMAGE_NAME:=capi-win-2022-containerd}
+          resourceGroup: ${AZURE_RESOURCE_GROUP:=cluster-api-gallery}
+          subscriptionID: ${AZURE_SUBSCRIPTION_ID:=46678f10-4bbb-447e-98e8-d2829589f2d8}
           version: ${IMAGE_VERSION:=latest}
       osDisk:
         diskSizeGB: 128

capz/templates/windows-pr.yaml

@@ -503,8 +503,10 @@ spec:
       identity: UserAssigned
       image:
         computeGallery:
-          gallery: ClusterAPI-f72ceb4f-5159-4c26-a0fe-2ea738f0d019
+          gallery: ${GALLERY_NAME:=community_gallery}
           name: ${GALLERY_IMAGE_NAME:=capi-win-2022-containerd}
+          resourceGroup: ${AZURE_RESOURCE_GROUP:=cluster-api-gallery}
+          subscriptionID: ${AZURE_SUBSCRIPTION_ID:=46678f10-4bbb-447e-98e8-d2829589f2d8}
           version: ${IMAGE_VERSION:=latest}
       osDisk:
         diskSizeGB: 128