utils

package
v1.24.1 Latest Latest
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 Go to latest Published: Jun 7, 2022 License: Apache-2.0 Imports: 42 Imported by: 4

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Index

Constants

View Source 
const (
	TenantIDEnv               = "AZURE_TENANT_ID"
	SubscriptionEnv           = "AZURE_SUBSCRIPTION_ID"
	ServicePrincipleIDEnv     = "AZURE_CLIENT_ID"
	ServicePrincipleSecretEnv = "AZURE_CLIENT_SECRET" // #nosec G101
	ClusterLocationEnv        = "AZURE_LOCATION"
	ClusterEnvironment        = "AZURE_ENVIRONMENT"
	LoadBalancerSkuEnv        = "AZURE_LOADBALANCER_SKU"
	// If "TEST_CCM" is true, the test is running on a CAPZ cluster.
	CAPZTestCCM = "TEST_CCM"
)

Environmental variables for validating Azure resource status.

View Source 
const (

	// GPUResourceKey is the key of the GPU in the resource map of a node
	GPUResourceKey = "nvidia.com/gpu"
)

Variables

View Source 
var PodIPRE = regexp.MustCompile(`\d{0,3}\.\d{0,3}\.\d{0,3}\.\d{0,3}`)

PodIPRE tests if there's a valid IP in a easy way

Functions

func CountPendingPods added in v0.6.0 

func CountPendingPods(cs clientset.Interface, ns string) (int, error)

CountPendingPods counts how many pods is in the `pending` state

func CreateKubeClientSet 

func CreateKubeClientSet() (clientset.Interface, error)

CreateKubeClientSet obtains the client set interface from Kubeconfig

func CreateLoadBalancerServiceManifest added in v0.4.0 

func CreateLoadBalancerServiceManifest(name string, annotation map[string]string, labels map[string]string, namespace string, ports []v1.ServicePort) *v1.Service

CreateLoadBalancerServiceManifest return the specific service to be created

func CreatePod added in v0.4.0 

func CreatePod(cs clientset.Interface, ns string, manifest *v1.Pod) error

CreatePod creates a new pod

func CreateTestResourceGroup added in v0.4.0 

func CreateTestResourceGroup(tc *AzureTestClient) (*resources.Group, func(string))

CreateTestResourceGroup create a test rg

func CreateTestingNamespace 

func CreateTestingNamespace(baseName string, cs clientset.Interface) (*v1.Namespace, error)

CreateTestingNamespace builds namespace for each test baseName and labels determine name of the space

func DeleteNamespace 

func DeleteNamespace(cs clientset.Interface, namespace string) error

DeleteNamespace deletes the provided namespace, waits for it to be completely deleted, and then checks whether there are any pods remaining in a non-terminating state.

func DeleteNodes 

func DeleteNodes(cs clientset.Interface, names []string) error

DeleteNodes ensures a list of nodes to be deleted

func DeletePIPWithRetry added in v0.4.0 

func DeletePIPWithRetry(azureTestClient *AzureTestClient, ipName, rgName string) error

DeletePIPWithRetry tries to delete a public ip resource

func DeletePod 

func DeletePod(cs clientset.Interface, ns string, podName string) error

DeletePod deletes a single pod

func DeletePodsInNamespace 

func DeletePodsInNamespace(cs clientset.Interface, ns string) error

DeletePodsInNamespace deletes all pods in the namespace

func DeleteService 

func DeleteService(cs clientset.Interface, ns string, serviceName string) error

DeleteService deletes a service

func DeleteServiceIfExists 

func DeleteServiceIfExists(cs clientset.Interface, ns string, serviceName string) error

DeleteServiceIfExists deletes a service if it exists, return nil if not exists

func DockerLogin added in v0.4.0 

func DockerLogin(registryName string) (err error)

DockerLogin execute the `docker login` if docker is available

func DockerLogout added in v0.4.0 

func DockerLogout() (err error)

DockerLogout execute the `docker logout` if docker is available

func ExtractDNSPrefix 

func ExtractDNSPrefix() string

ExtractDNSPrefix obtains the cluster DNS prefix

func FindTestVMSS added in v0.4.0 

func FindTestVMSS(tc *AzureTestClient, rgName string) (*azcompute.VirtualMachineScaleSet, error)

FindTestVMSS returns the first VMSS in the resource group, assume the VMSS is in the cluster

func GetAgentNodes 

func GetAgentNodes(cs clientset.Interface) ([]v1.Node, error)

GetAgentNodes obtains the list of agent nodes

func GetAllNodes added in v0.4.0 

func GetAllNodes(cs clientset.Interface) ([]v1.Node, error)

GetAllNodes obtains the list of all nodes include master

func GetGPUResource added in v0.6.0 

func GetGPUResource(node *v1.Node) (bool, int64)

GetGPUResource checks whether the node can provide GPU resource. If so, returns the capacity.

func GetMaster added in v0.4.0 

func GetMaster(cs clientset.Interface) (*v1.Node, error)

GetMaster returns the master node

func GetNICByID added in v0.4.0 

func GetNICByID(nicID string, nicList *[]network.Interface) (*network.Interface, error)

GetNICByID returns the network interface with the input ID among the list

func GetNextSubnetCIDR 

func GetNextSubnetCIDR(vnet aznetwork.VirtualNetwork) (string, error)

GetNextSubnetCIDR obtains a new ip address which has no overlap with existing subnets.

func GetNicIDsFromVM added in v0.4.0 

func GetNicIDsFromVM(vm compute.VirtualMachine) (map[string]interface{}, error)

GetNicIDsFromVM returns the NIC ID in the VM

func GetNicIDsFromVMSSVM added in v0.4.0 

func GetNicIDsFromVMSSVM(vm compute.VirtualMachineScaleSetVM) (map[string]interface{}, error)

GetNicIDsFromVMSSVM returns the NIC ID in the VMSS VM

func GetNode added in v0.4.0 

func GetNode(cs clientset.Interface, nodeName string) (*v1.Node, error)

GetNode returns the node with the input name

func GetNodeResourceGroup added in v0.4.0 

func GetNodeResourceGroup(node *v1.Node) (string, error)

GetNodeResourceGroup returns the resource group of the given node

func GetNodeRunningQuantity added in v0.6.0 

func GetNodeRunningQuantity(cs clientset.Interface, nodeName string) (resource.Quantity, error)

GetNodeRunningQuantity will calculate the overall quantity of cpu requested by all running pods in all namespaces on the node

func GetNodepoolNodeMap added in v0.7.0 

func GetNodepoolNodeMap(nodes *[]v1.Node) map[string][]string

func GetNodesInRouteTable added in v0.4.0 

func GetNodesInRouteTable(routeTable aznetwork.RouteTable) (map[string]interface{}, error)

GetNodesInRouteTable returns all the nodes in the route table

func GetPodList added in v0.6.0 

func GetPodList(cs clientset.Interface, ns string) (*v1.PodList, error)

GetPodList is a wrapper around listing pods

func GetPodLogs added in v0.4.0 

func GetPodLogs(cs clientset.Interface, ns, podName string, opts *v1.PodLogOptions) ([]byte, error)

GetPodLogs gets the log of the given pods

func GetPodOutboundIP added in v0.4.0 

func GetPodOutboundIP(cs clientset.Interface, podTemplate *v1.Pod, nsName string) (string, error)

GetPodOutboundIP returns the outbound IP of the given pod

func GetServiceDomainName 

func GetServiceDomainName(prefix string) (ret string)

GetServiceDomainName cat prefix and azure suffix

func GetTargetNICFromList added in v0.4.0 

func GetTargetNICFromList(list *[]network.Interface, targetVMNamePrefix string) (*network.Interface, error)

GetTargetNICFromList pick the target virtual machine's NIC from the given NIC list

func GetVMComputerName added in v0.4.0 

func GetVMComputerName(vm compute.VirtualMachine) (string, error)

GetVMComputerName returns the corresponding node name of the VM

func GetVMSS added in v1.0.20 

func GetVMSS(tc *AzureTestClient, vmssName string) (azcompute.VirtualMachineScaleSet, error)

GetVMSS gets VMSS object with vmssName.

func GetVMSSVMComputerName added in v0.4.0 

func GetVMSSVMComputerName(vm azcompute.VirtualMachineScaleSetVM) (string, error)

GetVMSSVMComputerName returns the corresponding node name of the VMSS VM

func HandleVMNotFoundErr added in v0.4.0 

func HandleVMNotFoundErr(err error) bool

HandleVMNotFoundErr returns true if the input error is errVMNotFound or nil

func HandleVMSSNotFoundErr added in v0.4.0 

func HandleVMSSNotFoundErr(err error) bool

HandleVMSSNotFoundErr returns true if the input error is errVMSSNotFound or nil

func IsControlPlaneNode added in v0.7.11 

func IsControlPlaneNode(node *v1.Node) bool

IsControlPlaneNode returns true if the node has a control-plane role label. The control-plane role is determined by looking for: * a node-role.kubernetes.io/control-plane or node-role.kubernetes.io/master="" label

func IsNodeInVMSS added in v0.4.0 

func IsNodeInVMSS(tc *AzureTestClient, nodeName, vmssName string) (bool, error)

IsNodeInVMSS defines whether the node is the instance of the VMSS

func IsRetryableAPIError 

func IsRetryableAPIError(err error) bool

IsRetryableAPIError will judge whether an error retryable or not

func IsSpotVMSS added in v0.6.0 

func IsSpotVMSS(vmss azcompute.VirtualMachineScaleSet) bool

IsSpotVMSS checks whether the vmss support azure spot vm instance

func IsVMSSNotFound added in v1.0.20 

func IsVMSSNotFound(err error) bool

func KubectlCmd added in v1.0.0 

func KubectlCmd(namespace string, args ...string) *exec.Cmd

KubectlCmd runs the kubectl executable through the wrapper script.

func LabelNode added in v0.7.0 

func LabelNode(cs clientset.Interface, node *v1.Node, label string, isDelete bool) (*v1.Node, error)

func ListNICs added in v0.4.0 

func ListNICs(tc *AzureTestClient, rgName string) (*[]network.Interface, error)

ListNICs returns the NIC list in the given resource group

func ListRouteTables added in v0.4.0 

func ListRouteTables(tc *AzureTestClient) (*[]aznetwork.RouteTable, error)

ListRouteTables returns the list of all route tables in the resource group

func ListVMSSNICs added in v0.4.0 

func ListVMSSNICs(tc *AzureTestClient, vmssName string) (*[]network.Interface, error)

ListVMSSNICs returns the NIC list in the VMSS

func ListVMSSVMs added in v0.4.0 

func ListVMSSVMs(tc *AzureTestClient, vmssName string) ([]azcompute.VirtualMachineScaleSetVM, error)

ListVMSSVMs returns the VM list of the given VMSS

func ListVMSSes added in v0.4.0 

func ListVMSSes(tc *AzureTestClient) ([]azcompute.VirtualMachineScaleSet, error)

ListVMSSes returns the list of scale sets

func ListVMs added in v0.4.0 

func ListVMs(tc *AzureTestClient) (*[]compute.VirtualMachine, error)

ListVMs returns all VMs in the resource group

func LogPodStatus 

func LogPodStatus(cs clientset.Interface, ns string) error

LogPodStatus logs the rate of pending

func Logf 

func Logf(format string, args ...interface{})

Logf prints info logs

func LookForStringInPodExec added in v1.0.0 

func LookForStringInPodExec(ns, podName string, command []string, expectedString string, timeout time.Duration) (result string, err error)

LookForStringInPodExec looks for the given string in the output of a command executed in the first container of specified pod.

func LookForStringInPodExecToContainer added in v1.0.0 

func LookForStringInPodExecToContainer(ns, podName, containerName string, command []string, expectedString string, timeout time.Duration) (result string, err error)

LookForStringInPodExecToContainer looks for the given string in the output of a command executed in specified pod container, or first container if not specified.

func PushImageToACR added in v0.4.0 

func PushImageToACR(registryName, image string) (tag string, err error)

PushImageToACR pull an image from Docker Hub and push it to the given azure container registry

func RunKubectl added in v1.0.0 

func RunKubectl(namespace string, args ...string) (string, error)

RunKubectl is a convenience wrapper over kubectlBuilder

func RunKubectlOrDie added in v1.0.0 

func RunKubectlOrDie(namespace string, args ...string) string

RunKubectlOrDie is a convenience wrapper over kubectlBuilder

func ScaleMachinePool added in v1.0.20 

func ScaleMachinePool(vmssName string, instanceCount int64) error

ScaleMachinePool switches to kind-capz context and scales MachinePool replicas to scale up or down VMSS. This functions is for CAPZ clusters. Since CAPZ controller will reconcile MachinePool replicas automatically, add/delete VMSS instance through VMSS API doesn't work.

func ScaleVMSS added in v0.4.0 

func ScaleVMSS(tc *AzureTestClient, vmssName, rgName string, instanceCount int64) (err error)

ScaleVMSS scales the given VMSS

func SelectAvailablePrivateIP added in v0.4.0 

func SelectAvailablePrivateIP(tc *AzureTestClient) (string, error)

SelectAvailablePrivateIP selects a private IP address in Azure subnet.

func StringInSlice added in v0.6.0 

func StringInSlice(s string, list []string) bool

StringInSlice check if string in a list

func ValidateClusterNodesMatchVMSSInstances added in v0.7.21 

func ValidateClusterNodesMatchVMSSInstances(tc *AzureTestClient, expectedCap map[string]int64) error

func ValidateExternalServiceConnectivity added in v0.7.11 

func ValidateExternalServiceConnectivity(serviceIP string, port int) error

ValidateExternalServiceConnectivity validates the connectivity of the service IP

func ValidateIPInCIDR 

func ValidateIPInCIDR(ip, cidr string) (bool, error)

ValidateIPInCIDR validates whether certain ip fits CIDR

func ValidateVMSSNodeLabels added in v0.4.0 

func ValidateVMSSNodeLabels(tc *AzureTestClient, vmss *azcompute.VirtualMachineScaleSet, key string) error

ValidateVMSSNodeLabels gets the label of VMs in VMSS with retry

func WaitAutoScaleNodes 

func WaitAutoScaleNodes(cs clientset.Interface, targetNodeCount int, isScaleDown bool) error

WaitAutoScaleNodes returns nodes count after autoscaling in 30 minutes

func WaitCreatePIP added in v0.4.0 

func WaitCreatePIP(azureTestClient *AzureTestClient, ipName, rgName string, ipParameter aznetwork.PublicIPAddress) (aznetwork.PublicIPAddress, error)

WaitCreatePIP waits to create a public ip resource in a specific resource group

func WaitForDeleteResourceGroupCompletion added in v0.4.0 

func WaitForDeleteResourceGroupCompletion(gc *resources.GroupsClient, future resources.GroupsDeleteFuture, rgName string) error

WaitForDeleteResourceGroupCompletion waits for delete group operations to finish

func WaitGetAgentNodes added in v0.7.3 

func WaitGetAgentNodes(cs clientset.Interface) (nodes []v1.Node, err error)

WaitGetAgentNodes gets the list of agent nodes and ensures the providerIDs are good

func WaitGetPIP added in v0.4.0 

func WaitGetPIP(azureTestClient *AzureTestClient, ipName string) (pip aznetwork.PublicIPAddress, err error)

WaitGetPIP waits to get a specific public ip resource

func WaitPodTo added in v0.4.0 

func WaitPodTo(phase v1.PodPhase, cs clientset.Interface, podTemplate *v1.Pod, nsName string) (result bool, err error)

WaitPodTo returns True if pod is in the specific phase during a short period of time

func WaitPodsToBeReady added in v0.6.0 

func WaitPodsToBeReady(cs clientset.Interface, ns string) error

func WaitServiceExposure 

func WaitServiceExposure(cs clientset.Interface, namespace string, name string, targetIP string) (*v1.Service, error)

WaitServiceExposure waits for the exposure of the external IP of the service

func WaitServiceExposureAndValidateConnectivity added in v0.7.11 

func WaitServiceExposureAndValidateConnectivity(cs clientset.Interface, namespace string, name string, targetIP string) (string, error)

WaitServiceExposureAndValidateConnectivity returns ip of the service and check the connectivity if it is a public IP

Types

type AzureAuthConfig 

type AzureAuthConfig struct {
	// The AAD Tenant ID for the Subscription that the cluster is deployed in
	TenantID string
	// The ClientID for an AAD application with RBAC access to talk to Azure RM APIs
	AADClientID string
	// The ClientSecret for an AAD application with RBAC access to talk to Azure RM APIs
	AADClientSecret string
	// The ID of the Azure Subscription that the cluster is deployed in
	SubscriptionID string
	// The Environment represents a set of endpoints for each of Azure's Clouds.
	Environment azure.Environment
}

AzureAuthConfig holds auth related part of cloud config Only consider servicePrinciple now

type AzureTestClient 

type AzureTestClient struct {
	// contains filtered or unexported fields
}

AzureTestClient configs Azure specific clients

func CreateAzureTestClient 

func CreateAzureTestClient() (*AzureTestClient, error)

CreateAzureTestClient makes a new AzureTestClient Only consider PublicCloud Environment

func (*AzureTestClient) AssignRoleToACR added in v0.4.0 

func (tc *AzureTestClient) AssignRoleToACR(registryName, roleDefinitionID string) (err error)

AssignRoleToACR assigns the role to acr by roleDefinitionID

func (*AzureTestClient) CreateContainerRegistry added in v0.4.0 

func (tc *AzureTestClient) CreateContainerRegistry() (registry acr.Registry, err error)

CreateContainerRegistry creates a test acr

func (*AzureTestClient) CreateSecurityGroupsClient 

func (tc *AzureTestClient) CreateSecurityGroupsClient() *aznetwork.SecurityGroupsClient

CreateSecurityGroupsClient generates security group client with the same baseclient as azure test client

func (*AzureTestClient) CreateSubnet 

func (azureTestClient *AzureTestClient) CreateSubnet(vnet aznetwork.VirtualNetwork, subnetName *string, prefix *string, waitUntilComplete bool) (network.Subnet, error)

CreateSubnet creates a new subnet in the specified virtual network.

func (*AzureTestClient) DeleteContainerRegistry added in v0.4.0 

func (tc *AzureTestClient) DeleteContainerRegistry(registryName string) (err error)

DeleteContainerRegistry deletes an existing acr

func (*AzureTestClient) DeleteSubnet 

func (azureTestClient *AzureTestClient) DeleteSubnet(vnetName string, subnetName string) error

DeleteSubnet deletes a subnet with retry.

func (*AzureTestClient) GetAuthConfig added in v0.4.0 

func (tc *AzureTestClient) GetAuthConfig() AzureAuthConfig

GetAuthConfig gets the authorization configuration information

func (*AzureTestClient) GetClusterSecurityGroups added in v0.7.11 

func (azureTestClient *AzureTestClient) GetClusterSecurityGroups() (ret []aznetwork.SecurityGroup, err error)

GetClusterSecurityGroups gets the security groups of the cluster.

func (*AzureTestClient) GetClusterVirtualNetwork 

func (azureTestClient *AzureTestClient) GetClusterVirtualNetwork() (virtualNetwork aznetwork.VirtualNetwork, err error)

GetClusterVirtualNetwork returns the cluster's virtual network.

func (*AzureTestClient) GetLoadBalancer added in v0.4.0 

func (azureTestClient *AzureTestClient) GetLoadBalancer(resourceGroupName, lbName string) (aznetwork.LoadBalancer, error)

GetLoadBalancer gets aznetwork.LoadBalancer by loadBalancer name.

func (*AzureTestClient) GetLocation added in v0.4.0 

func (tc *AzureTestClient) GetLocation() string

GetLocation get location which is same of cluster name as definite in k8s-azure

func (*AzureTestClient) GetPrivateLinkService added in v1.0.19 

func (azureTestClient *AzureTestClient) GetPrivateLinkService(resourceGroupName, plsName string) (aznetwork.PrivateLinkService, error)

GetPrivateLinkService gets aznetwork.PrivateLinkService by privateLinkService name.

func (*AzureTestClient) GetResourceGroup added in v0.4.0 

func (tc *AzureTestClient) GetResourceGroup() string

GetResourceGroup get RG name which is same of cluster name as definite in k8s-azure

func (*AzureTestClient) ListLoadBalancers added in v1.0.19 

func (azureTestClient *AzureTestClient) ListLoadBalancers(resourceGroupName string) ([]aznetwork.LoadBalancer, error)

ListLoadBalancers lists all the load balancers active

func (*AzureTestClient) ListPrivateLinkServices added in v1.0.19 

func (azureTestClient *AzureTestClient) ListPrivateLinkServices(resourceGroupName string) ([]aznetwork.PrivateLinkService, error)

ListPrivateLinkServices lists all the private link services active

func (*AzureTestClient) ListPublicIPs added in v0.4.0 

func (azureTestClient *AzureTestClient) ListPublicIPs(resourceGroupName string) ([]aznetwork.PublicIPAddress, error)

ListPublicIPs lists all the publicIP addresses active

type KubectlBuilder added in v1.0.0 

type KubectlBuilder struct {
	// contains filtered or unexported fields
}

KubectlBuilder is used to build, customize and execute a kubectl Command. Add more functions to customize the builder as needed.

func NewKubectlCommand added in v1.0.0 

func NewKubectlCommand(namespace string, args ...string) *KubectlBuilder

NewKubectlCommand returns a KubectlBuilder for running kubectl.

func (KubectlBuilder) Exec added in v1.0.0 

func (b KubectlBuilder) Exec() (string, error)

Exec runs the kubectl executable.

func (KubectlBuilder) ExecOrDie added in v1.0.0 

func (b KubectlBuilder) ExecOrDie(namespace string) string

ExecOrDie runs the kubectl executable or dies if error occurs.

func (KubectlBuilder) ExecWithFullOutput added in v1.0.0 

func (b KubectlBuilder) ExecWithFullOutput() (string, string, error)

ExecWithFullOutput runs the kubectl executable, and returns the stdout and stderr.

Source Files

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