daemon.go: Change the Daemon to retrieve a set of Flavours instead of a single flavor

- Retrieving a set of flavours lets us match cases well such as being
able to differentiate if something is microshift + RHEL For Edge or
Openshift + Classic RHEL. (Basically able to match multiple flavours)

Author: SamD2021

internal/daemon/daemon.go

@@ -67,12 +67,12 @@ func NewDaemon(mode string, client client.Client, scheme *runtime.Scheme, vspIma
 
 func (d *Daemon) Run() error {
 	ce := utils.NewClusterEnvironment(d.client)
-	flavour, err := ce.Flavour(context.TODO())
+	flavours, err := ce.Flavours(context.TODO())
 	if err != nil {
 		return err
 	}
-	d.log.Info("Detected OpenShift", "flavour", flavour)
-	err = d.prepareCni(flavour)
+	d.log.Info("Detected Flavours", "flavours", flavours)
+	err = d.prepareCni(flavours)
 	if err != nil {
 		return err
 	}
@@ -88,8 +88,8 @@ func (d *Daemon) Run() error {
 	return daemon.ListenAndServe()
 }
 
-func (d *Daemon) prepareCni(flavour utils.Flavour) error {
-	cniPath, err := d.pm.CniPath(flavour)
+func (d *Daemon) prepareCni(flavours utils.FlavourSet) error {
+	cniPath, err := d.pm.CniPath(flavours)
 	if err != nil {
 		d.log.Error(err, "Failed to get cni path")
 		return err