Add agent hostNetwork option

deploy/crds/jaegertracing.io_jaegers_crd.yaml

@@ -580,6 +580,8 @@ spec:
                   type: object
                 config:
                   type: object
+                hostNetwork:
+                  type: boolean
                 image:
                   type: string
                 imagePullSecrets:

pkg/apis/jaegertracing/v1/jaeger_types.go

@@ -386,6 +386,9 @@ type JaegerAgentSpec struct {
 
 	// +optional
 	SidecarSecurityContext *v1.SecurityContext `json:"sidecarSecurityContext,omitempty"`
+
+	// +optional
+	HostNetwork *bool `json:"hostNetwork,omitempty"`
 }
 
 // JaegerStorageSpec defines the common storage options to be used for the query and collector

pkg/deployment/agent.go

@@ -92,6 +92,11 @@ func (a *Agent) Get() *appsv1.DaemonSet {
 	// see https://github.com/jaegertracing/jaeger-operator/issues/334
 	sort.Strings(args)
 
+	hostNetwork := false
+	if a.jaeger.Spec.Agent.HostNetwork != nil {
+		hostNetwork = *a.jaeger.Spec.Agent.HostNetwork
+	}
+
 	return &appsv1.DaemonSet{
 		TypeMeta: metav1.TypeMeta{
 			APIVersion: "apps/v1",
@@ -176,6 +181,7 @@ func (a *Agent) Get() *appsv1.DaemonSet {
 						Resources:    commonSpec.Resources,
 						VolumeMounts: commonSpec.VolumeMounts,
 					}},
+					HostNetwork:        hostNetwork,
 					Volumes:            commonSpec.Volumes,
 					Affinity:           commonSpec.Affinity,
 					Tolerations:        commonSpec.Tolerations,

pkg/deployment/agent_test.go

@@ -246,4 +246,15 @@ func TestAgentServiceLinks(t *testing.T) {
 	dep := a.Get()
 	falseVar := false
 	assert.Equal(t, &falseVar, dep.Spec.Template.Spec.EnableServiceLinks)
+	assert.Equal(t, falseVar, dep.Spec.Template.Spec.HostNetwork)
+}
+
+func TestAgentHostNetwork(t *testing.T) {
+	trueVar := true
+	jaeger := v1.NewJaeger(types.NamespacedName{Name: "my-instance"})
+	jaeger.Spec.Agent.Strategy = "daemonset"
+	jaeger.Spec.Agent.HostNetwork = &trueVar
+	a := NewAgent(jaeger)
+	dep := a.Get()
+	assert.Equal(t, trueVar, dep.Spec.Template.Spec.HostNetwork)
 }