feat: add service account name to scaffold command

Add a new flag `--service-account-name` to the `spin-plugin-kube scaffold` command
to allow specifying the service account name for the SpinApp CRD.

The default service account name is `default`.

Signed-off-by: Jiaxiao (mossaka) Zhou <[email protected]>

Author: Mossaka

pkg/cmd/scaffold.go

@@ -27,6 +27,7 @@ type ScaffoldOptions struct {
 	memoryRequest                     string
 	output                            string
 	replicas                          int32
+	serviceAccountName                string
 	targetCPUUtilizationPercentage    int32
 	targetMemoryUtilizationPercentage int32
 	variables                         map[string]string
@@ -49,6 +50,7 @@ type appConfig struct {
 	Name                              string
 	Replicas                          int32
 	RuntimeConfig                     string
+	ServiceAccountName                string
 	TargetCPUUtilizationPercentage    int32
 	TargetMemoryUtilizationPercentage int32
 	Variables                         map[string]string
@@ -70,6 +72,8 @@ spec:
 {{- if .AzureWorkloadIdentity }}
   podLabels:
     azure.workload.identity/use: "true"
+{{- if .ServiceAccountName }}
+  serviceAccountName: {{ .ServiceAccountName }}
 {{- end }}
 {{- if .Variables }}
   variables:
@@ -279,6 +283,7 @@ func scaffold(opts ScaffoldOptions) ([]byte, error) {
 		Variables:                         opts.variables,
 		Components:                        opts.components,
 		AzureWorkloadIdentity:             opts.azureWorkloadIdentity,
+		ServiceAccountName:                opts.serviceAccountName,
 	}
 
 	if opts.configfile != "" {
@@ -335,6 +340,7 @@ func init() {
 	scaffoldCmd.Flags().StringVar(&scaffoldOpts.memoryLimit, "memory-limit", "", "The maximum amount of memory the application is allowed to use")
 	scaffoldCmd.Flags().StringVar(&scaffoldOpts.memoryRequest, "memory-request", "", "The amount of memory requested by the application. Used to determine which node the application will run on")
 	scaffoldCmd.Flags().BoolVar(&scaffoldOpts.azureWorkloadIdentity, "azure-identity", false, "Enable Azure Workload Identity for the application")
+	scaffoldCmd.Flags().StringVar(&scaffoldOpts.serviceAccountName, "service-account-name", "default", "The name of the service account to use for the application")
 	scaffoldCmd.Flags().StringVarP(&scaffoldOpts.from, "from", "f", "", "Reference in the registry of the application")
 	scaffoldCmd.Flags().StringVarP(&scaffoldOpts.output, "out", "o", "", "Path to file to write manifest yaml")
 	scaffoldCmd.Flags().StringVarP(&scaffoldOpts.configfile, "runtime-config-file", "c", "", "Path to runtime config file")