Inject pod_ip into initcontainer

Signed-off-by: Keith Mattix II <[email protected]>

Author: keithmattix

pkg/injector/init_container.go

@@ -32,5 +32,16 @@ func getInitContainerSpec(containerName string, cfg configurator.Configurator, o
 			"-c",
 			iptablesInitCommand,
 		},
+		Env: []corev1.EnvVar{
+			{
+				Name: "POD_IP",
+				ValueFrom: &corev1.EnvVarSource{
+					FieldRef: &corev1.ObjectFieldSelector{
+						APIVersion: "v1",
+						FieldPath:  "status.podIP",
+					},
+				},
+			},
+		},
 	}
 }

pkg/injector/init_container_test.go

@@ -84,6 +84,17 @@ EOF
 					RunAsNonRoot: &runAsNonRootFalse,
 					RunAsUser:    &runAsUserID,
 				},
+				Env: []corev1.EnvVar{
+					{
+						Name: "POD_IP",
+						ValueFrom: &corev1.EnvVarSource{
+							FieldRef: &corev1.ObjectFieldSelector{
+								APIVersion: "v1",
+								FieldPath:  "status.podIP",
+							},
+						},
+					},
+				},
 				Stdin:     false,
 				StdinOnce: false,
 				TTY:       false,
@@ -150,6 +161,17 @@ EOF
 					RunAsNonRoot: &runAsNonRootFalse,
 					RunAsUser:    &runAsUserID,
 				},
+				Env: []corev1.EnvVar{
+					{
+						Name: "POD_IP",
+						ValueFrom: &corev1.EnvVarSource{
+							FieldRef: &corev1.ObjectFieldSelector{
+								APIVersion: "v1",
+								FieldPath:  "status.podIP",
+							},
+						},
+					},
+				},
 				Stdin:     false,
 				StdinOnce: false,
 				TTY:       false,