test: pipeline changes for cilium nodesubnet (#3083)

* chore: separate pipeline changes for cilium nodesubnet

* fix:make linter happy

* chore: remove node subnet cilium version tag

* fix: make private fork version tags compatible

Author: santhoshmprabhu

.pipelines/pipeline.yaml

@@ -261,6 +261,17 @@ stages:
         k8sVersion: ""
         dependsOn: "containerize"
 
+    # Cilium Nodesubnet E2E tests
+    - template: singletenancy/cilium-nodesubnet/cilium-nodesubnet-e2e-job-template.yaml
+      parameters:
+        name: "cilium_nodesubnet_e2e"
+        displayName: Cilium NodeSubnet
+        clusterType: nodesubnet-byocni-nokubeproxy-up
+        clusterName: "cilndsubnete2e"
+        vmSize: Standard_B2s
+        k8sVersion: ""
+        dependsOn: "containerize"
+
     # Cilium Overlay E2E tests
     - template: singletenancy/cilium-overlay/cilium-overlay-e2e-job-template.yaml
       parameters:
@@ -405,6 +416,7 @@ stages:
         - azure_overlay_stateless_e2e
         - aks_swift_e2e
         - cilium_e2e
+        - cilium_nodesubnet_e2e
         - cilium_overlay_e2e
         - cilium_h_overlay_e2e
         - aks_ubuntu_22_linux_e2e
@@ -425,6 +437,10 @@ stages:
               cilium_e2e:
                 name: cilium_e2e
                 clusterName: "ciliume2e"
+                region: $(REGION_AKS_CLUSTER_TEST)                
+              cilium_nodesubnet_e2e:
+                name: cilium_nodesubnet_e2e
+                clusterName: "cilndsubnete2e"
                 region: $(REGION_AKS_CLUSTER_TEST)
               cilium_overlay_e2e:
                 name: cilium_overlay_e2e

.pipelines/singletenancy/cilium-nodesubnet/cilium-nodesubnet-e2e-job-template.yaml

@@ -71,9 +71,9 @@ stages:
           os: ${{ parameters.os }}
           datapath: true
           dns: true
+          cni: cilium
           portforward: true
           service: true
-          hostport: true
           dependsOn: ${{ parameters.name }}
 
       - job: failedE2ELogs

.pipelines/singletenancy/cilium-nodesubnet/cilium-nodesubnet-e2e-step-template.yaml

@@ -58,7 +58,7 @@ steps:
         kubectl cluster-info
         kubectl get po -owide -A
         echo "install Cilium ${CILIUM_VERSION_TAG}"
-        export DIR=${CILIUM_VERSION_TAG%.*}
+        export DIR=$(echo ${CILIUM_VERSION_TAG#v} | cut -d. -f1,2)
         echo "installing files from ${DIR}"
         echo "deploy Cilium ConfigMap"
         kubectl apply -f test/integration/manifests/cilium/v${DIR}/cilium-config/cilium-config.yaml

hack/aks/Makefile

@@ -8,17 +8,18 @@ AZIMG   = mcr.microsoft.com/azure-cli
 AZCLI   ?= docker run --rm -v $(AZCFG):/root/.azure -v $(KUBECFG):/root/.kube -v $(SSH):/root/.ssh -v $(PWD):/root/tmpsrc $(AZIMG) az
 
 # overrideable defaults
-AUTOUPGRADE     ?= patch
-K8S_VER         ?= 1.30
-NODE_COUNT      ?= 2
-NODE_COUNT_WIN	?= $(NODE_COUNT)
-NODEUPGRADE     ?= NodeImage
-OS				?= linux # Used to signify if you want to bring up a windows nodePool on byocni clusters
-OS_SKU          ?= Ubuntu
-OS_SKU_WIN      ?= Windows2022
-REGION          ?= westus2
-VM_SIZE	        ?= Standard_B2s
-VM_SIZE_WIN     ?= Standard_B2s
+AUTOUPGRADE          ?= patch
+K8S_VER              ?= 1.30
+NODE_COUNT           ?= 2
+NODE_COUNT_WIN	     ?= $(NODE_COUNT)
+NODEUPGRADE          ?= NodeImage
+OS				     ?= linux # Used to signify if you want to bring up a windows nodePool on byocni clusters
+OS_SKU               ?= Ubuntu
+OS_SKU_WIN           ?= Windows2022
+REGION               ?= westus2
+VM_SIZE	             ?= Standard_B2s
+VM_SIZE_WIN          ?= Standard_B2s
+KUBE_PROXY_JSON_PATH ?= ./kube-proxy.json
 
 # overrideable variables
 SUB        ?= $(AZURE_SUBSCRIPTION)
@@ -103,13 +104,13 @@ nodesubnet-byocni-nokubeproxy-up: rg-up overlay-net-up ## Brings up an NodeSubne
 		--kubernetes-version $(K8S_VER) \
 		--node-count $(NODE_COUNT) \
 		--node-vm-size $(VM_SIZE) \
-		--load-balancer-sku basic \
+		--load-balancer-sku standard \
 		--max-pods 250 \
 		--network-plugin none \
 		--vnet-subnet-id /subscriptions/$(SUB)/resourceGroups/$(GROUP)/providers/Microsoft.Network/virtualNetworks/$(VNET)/subnets/nodenet \
 		--os-sku $(OS_SKU) \
 		--no-ssh-key \
-		--kube-proxy-config ./kube-proxy.json \
+		--kube-proxy-config $(KUBE_PROXY_JSON_PATH) \
 		--yes
 	@$(MAKE) set-kubeconf
 
@@ -146,7 +147,7 @@ overlay-byocni-nokubeproxy-up: rg-up overlay-net-up ## Brings up an Overlay BYO
 		--pod-cidr 192.168.0.0/16 \
 		--vnet-subnet-id /subscriptions/$(SUB)/resourceGroups/$(GROUP)/providers/Microsoft.Network/virtualNetworks/$(VNET)/subnets/nodenet \
 		--no-ssh-key \
-		--kube-proxy-config ./kube-proxy.json \
+		--kube-proxy-config $(KUBE_PROXY_JSON_PATH) \
 		--yes
 	@$(MAKE) set-kubeconf
 
@@ -215,7 +216,7 @@ swift-byocni-nokubeproxy-up: rg-up swift-net-up ## Bring up a SWIFT BYO CNI clus
 		--pod-subnet-id /subscriptions/$(SUB)/resourceGroups/$(GROUP)/providers/Microsoft.Network/virtualNetworks/$(VNET)/subnets/podnet \
 		--no-ssh-key \
 		--os-sku $(OS_SKU) \
-		--kube-proxy-config ./kube-proxy.json \
+		--kube-proxy-config $(KUBE_PROXY_JSON_PATH) \
 		--yes
 	@$(MAKE) set-kubeconf
 
@@ -305,7 +306,7 @@ vnetscale-swift-byocni-nokubeproxy-up: rg-up vnetscale-swift-net-up ## Bring up
 		--pod-subnet-id /subscriptions/$(SUB)/resourceGroups/$(GROUP)/providers/Microsoft.Network/virtualNetworks/$(VNET)/subnets/podnet \
 		--no-ssh-key \
 		--os-sku $(OS_SKU) \
-		--kube-proxy-config ./kube-proxy.json \
+		--kube-proxy-config $(KUBE_PROXY_JSON_PATH) \
 		--yes
 	@$(MAKE) set-kubeconf
 
@@ -434,7 +435,7 @@ dualstack-byocni-nokubeproxy-up: rg-up overlay-net-up ## Brings up a Dualstack o
 		--ip-families ipv4,ipv6 \
 		--aks-custom-headers AKSHTTPCustomFeatures=Microsoft.ContainerService/AzureOverlayDualStackPreview \
 		--no-ssh-key \
-		--kube-proxy-config ./kube-proxy.json \
+		--kube-proxy-config $(KUBE_PROXY_JSON_PATH) \
 		--yes
 	@$(MAKE) set-kubeconf
 

hack/aks/README.md

@@ -24,6 +24,7 @@ AKS Clusters
   byocni-up                                 Alias to swift-byocni-up
   cilium-up                                 Alias to swift-cilium-up
   up                                        Alias to swift-up
+  nodesubnet-byocni-nokubeproxy-up          Bring up a Nodesubnet BYO CNI cluster. Does not include secondary IP configs.
   overlay-byocni-up                         Bring up a Overlay BYO CNI cluster
   overlay-byocni-nokubeproxy-up             Bring up a Overlay BYO CNI cluster without kube-proxy
   overlay-cilium-up                         Bring up a Overlay Cilium cluster

test/integration/cilium-nodesubnet/ipconfigupdate.go

@@ -12,22 +12,23 @@ import (
 	"github.com/pkg/errors"
 )
 
-func runCommand(command string) (string, error) {
-	cmd := exec.Command("bash", "-c", command)
+func runAzCommand(params ...string) (string, error) {
 	var out bytes.Buffer
 	var stderr bytes.Buffer
-	cmd.Stdout = &out
-	cmd.Stderr = &stderr
 	var err error
+	fmt.Println("Running Azure CLI command ", strings.Join(params, " "))
 	for i := 0; i < 3; i++ {
+		cmd := exec.Command("az", params...)
+		cmd.Stdout = &out
+		cmd.Stderr = &stderr
 		err = cmd.Run()
 		if err == nil {
 			break
 		}
 	}
 
 	if err != nil {
-		return "", errors.Wrap(err, "command failed")
+		return "", errors.Wrap(err, "command failed "+stderr.String())
 	}
 
 	return out.String(), nil
@@ -60,16 +61,14 @@ func main() {
 		os.Exit(1)
 	}
 
-	command := fmt.Sprintf("az vmss list -g %s --query '[0].name' -o tsv", resourceGroup)
-	result, err := runCommand(command)
+	result, err := runAzCommand("vmss", "list", "-g", resourceGroup, "--query", "[0].name", "-o", "tsv")
 	if err != nil {
 		fmt.Printf("Command failed with error: %s\n", err)
 		os.Exit(1)
 	}
 	vmssName := strings.TrimSpace(result)
 
-	command = fmt.Sprintf("az vmss show -g %s -n %s", resourceGroup, vmssName)
-	result, err = runCommand(command)
+	result, err = runAzCommand("vmss", "show", "-g", resourceGroup, "-n", vmssName)
 	if err != nil {
 		fmt.Printf("Command failed with error: %s\n", err)
 		os.Exit(1)
@@ -104,8 +103,14 @@ func main() {
 			for i := 2; i <= secondaryConfigCount+1; i++ {
 				ipConfig := make(map[string]interface{})
 				for k, v := range primaryIPConfig {
+					// only the primary config needs loadBalancerBackendAddressPools. Azure doesn't allow
+					// secondary IP configs to be associated load balancer backend pools.
+					if k == "loadBalancerBackendAddressPools" {
+						continue
+					}
 					ipConfig[k] = v
 				}
+
 				ipConfigName := fmt.Sprintf("ipconfig%d", i)
 				if !contains(usedIPConfigNames, ipConfigName) {
 					ipConfig["name"] = ipConfigName
@@ -125,20 +130,13 @@ func main() {
 		os.Exit(1)
 	}
 
-	escapedNetworkProfileJSON := strings.ReplaceAll(string(networkProfileJSON), `\`, `\\`)
-	escapedNetworkProfileJSON = strings.ReplaceAll(escapedNetworkProfileJSON, `'`, `\'`)
-
-	command = fmt.Sprintf("az vmss update -g %s -n %s --set virtualMachineProfile.networkProfile='%s'", resourceGroup, vmssName, escapedNetworkProfileJSON)
-	fmt.Println("Command to update VMSS: ", command)
-	_, err = runCommand(command)
+	_, err = runAzCommand("vmss", "update", "-g", resourceGroup, "-n", vmssName, "--set", fmt.Sprintf("virtualMachineProfile.networkProfile=%s", networkProfileJSON))
 	if err != nil {
 		fmt.Printf("Command failed with error: %s\n", err)
 		os.Exit(1)
 	}
 
-	command = fmt.Sprintf("az vmss update-instances -g %s -n %s --instance-ids '*'", resourceGroup, vmssName)
-	fmt.Println("Command to update VMSS instances: ", command)
-	_, err = runCommand(command)
+	_, err = runAzCommand("vmss", "update-instances", "-g", resourceGroup, "-n", vmssName, "--instance-ids", "*")
 	if err != nil {
 		fmt.Printf("Command failed with error: %s\n", err)
 		os.Exit(1)

test/integration/manifests/ip-masq-agent/config-custom.yaml

@@ -13,5 +13,6 @@ data:
       - 192.168.0.0/16
       - 100.64.0.0/10
       - 10.244.0.0/16
+      - 10.10.0.0/16
     masqLinkLocal: false
     masqLinkLocalIPv6: true

test/integration/manifests/ip-masq-agent/config-reconcile.yaml

@@ -11,4 +11,5 @@ data:
       - 192.168.0.0/16
       - 100.64.0.0/10
       - 10.244.0.0/16
+      - 10.10.0.0/16      
     masqLinkLocal: true