net binding plugin: Add binding sidecars to virt-launcher

Signed-off-by: Alona Paz <alkaplan@redhat.com>

pkg/virt-controller/services/net_binding.go

@@ -0,0 +1,23 @@
+package services
+
+import (
+	"fmt"
+	v1 "kubevirt.io/api/core/v1"
+	"kubevirt.io/kubevirt/pkg/hooks"
+)
+
+func BindingPluginSidecarList(vmi *v1.VirtualMachineInstance, config *v1.KubeVirtConfiguration) (hooks.HookSidecarList, error) {
+	var pluginSidecars hooks.HookSidecarList
+	for _, iface := range vmi.Spec.Domain.Devices.Interfaces {
+		if iface.Binding != nil {
+			pluginInfo, exist := config.NetworkConfiguration.Binding[iface.Binding.Name]
+			if !exist {
+				return nil, fmt.Errorf("couldn't find configuration for bindining: %s", iface.Binding.Name)
+			}
+			if pluginInfo.SidecarImage != "" {
+				pluginSidecars = append(pluginSidecars, hooks.HookSidecar{Image: pluginInfo.SidecarImage})
+			}
+		}
+	}
+	return pluginSidecars, nil
+}

pkg/virt-controller/services/template.go

@@ -359,6 +359,12 @@ func (t *templateService) renderLaunchManifest(vmi *v1.VirtualMachineInstance, i
 		return nil, err
 	}
 
+	bindingSidecars, err := BindingPluginSidecarList(vmi, t.clusterConfig.GetConfig())
+	requestedHookSidecarList = append(requestedHookSidecarList, bindingSidecars...)
+	if err != nil {
+		return nil, err
+	}
+
 	var command []string
 	if tempPod {
 		logger := log.DefaultLogger()