Add and improve the e2e use case of the NIC where the default route i…

…s located

Signed-off-by: ty-dc <[email protected]>

test/doc/coordinator.md

@@ -6,9 +6,10 @@
 | C00002  | coordinator in tuneMode: overlay works well | p1      |  smoke  | done   |       |
 | C00003  | coordinator in tuneMode: underlay with two NIC | p1      |  smoke  |    |       |
 | C00004  | coordinator in tuneMode: overlay with two  NIC | p1      |  smoke  |    |       |
-| C00005  | In overlay mode: specify the NIC where the default route is located | p2     |    |  done  |       |
-| C00006  | In underlay mode: specify the NIC where the default route is located | p2     |    |       |       |
+| C00005  | In overlay mode: specify the NIC (eth0) where the default route is located, use 'ip r get 8.8.8.8' to see if default route nic is the specify NIC | p2     |    |  done  |       |
+| C00006  | In underlay mode: specify the NIC (eth0) where the default route is located, use 'ip r get 8.8.8.8' to see if default route nic is the specify NIC | p2     |    |       |       |
 | C00007  | ip conflict detection (ipv4, ipv6) | p2     |    |  done  |       |
 | C00008  | override pod mac prefix | p2       |       | done  |       |
 | C00009  | gateway connection detection                  | p2     |    |  done  |       |
 | C00010  | auto clean up the dirty rules(routing\neighborhood) while pod starting | p2 | | |
+| C00011  | In the default scenario (Do not specify the network card where the default route is located in any way) , use 'ip r get 8.8.8.8' to see if default route nic is `net1` | p2 | | |

test/e2e/common/constant.go

@@ -42,6 +42,12 @@ const (
 	SpiderPoolConfigmapNameSpace = "kube-system"
 )
 
+// Kubeadm configurations
+const (
+	KubeadmConfigmapName      = "kubeadm-config"
+	KubeadmConfigmapNameSpace = "kube-system"
+)
+
 // Network configurations
 var (
 	// multus CNI