azure

package
v1.8.15 Latest Latest
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 Go to latest Published: Jul 11, 2018 License: Apache-2.0 Imports: 43 Imported by: 0

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Index

Constants

View Source 
const (
	// CloudProviderName is the value used for the --cloud-provider flag
	CloudProviderName = "azure"
)
View Source 
const ServiceAnnotationLoadBalancerInternal = "service.beta.kubernetes.io/azure-load-balancer-internal"

ServiceAnnotationLoadBalancerInternal is the annotation used on the service

Variables

This section is empty.

Functions

func ExtractDiskData added in v1.7.2 

func ExtractDiskData(diskData interface{}) (provisioningState string, diskState string, err error)

ExtractDiskData : extract provisioningState, diskState from a map struct

func ExtractVMData added in v1.7.2 

func ExtractVMData(vmData map[string]interface{}) (dataDisks []interface{},
	storageProfile map[string]interface{},
	hardwareProfile map[string]interface{}, err error)

ExtractVMData : extract dataDisks, storageProfile from a map struct

func GetServicePrincipalToken added in v1.7.5 

func GetServicePrincipalToken(config *Config, env *azure.Environment) (*adal.ServicePrincipalToken, error)

GetServicePrincipalToken creates a new service principal token based on the configuration

func MakeCRC32 added in v1.7.2 

func MakeCRC32(str string) string

MakeCRC32 : convert string to CRC32 format

func NewCloud 

func NewCloud(configReader io.Reader) (cloudprovider.Interface, error)

NewCloud returns a Cloud with initialized clients

Types

type BlobDiskController added in v1.7.2 

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

BlobDiskController : blob disk controller struct

func (*BlobDiskController) CreateBlobDisk added in v1.7.2 

func (c *BlobDiskController) CreateBlobDisk(dataDiskName string, storageAccountType storage.SkuName, sizeGB int) (string, error)

CreateBlobDisk : create a blob disk in a node

func (*BlobDiskController) CreateVolume added in v1.7.2 

func (c *BlobDiskController) CreateVolume(name, storageAccount, storageAccountType, location string, requestGB int) (string, string, int, error)

CreateVolume creates a VHD blob in a storage account that has storageType and location using the given storage account. If no storage account is given, search all the storage accounts associated with the resource group and pick one that fits storage type and location.

func (*BlobDiskController) DeleteBlobDisk added in v1.7.2 

func (c *BlobDiskController) DeleteBlobDisk(diskURI string) error

DeleteBlobDisk : delete a blob disk from a node

func (*BlobDiskController) DeleteVolume added in v1.7.2 

func (c *BlobDiskController) DeleteVolume(diskURI string) error

DeleteVolume deletes a VHD blob

type Cloud 

type Cloud struct {
	Config
	Environment             azure.Environment
	RoutesClient            network.RoutesClient
	SubnetsClient           network.SubnetsClient
	InterfacesClient        network.InterfacesClient
	RouteTablesClient       network.RouteTablesClient
	LoadBalancerClient      network.LoadBalancersClient
	PublicIPAddressesClient network.PublicIPAddressesClient
	SecurityGroupsClient    network.SecurityGroupsClient
	VirtualMachinesClient   compute.VirtualMachinesClient
	StorageAccountClient    storage.AccountsClient
	DisksClient             disk.DisksClient

	*BlobDiskController
	*ManagedDiskController
	// contains filtered or unexported fields
}

Cloud holds the config and clients

func (*Cloud) AddSSHKeyToAllInstances 

func (az *Cloud) AddSSHKeyToAllInstances(user string, keyData []byte) error

AddSSHKeyToAllInstances adds an SSH public key as a legal identity for all instances expected format for the key is standard ssh-keygen format: <protocol> <blob>

func (Cloud) AttachDisk 

func (c Cloud) AttachDisk(isManagedDisk bool, diskName, diskURI string, nodeName types.NodeName, lun int32, cachingMode compute.CachingTypes) error

AttachDisk attaches a vhd to vm the vhd must exist, can be identified by diskName, diskURI, and lun.

func (*Cloud) Clusters 

func (az *Cloud) Clusters() (cloudprovider.Clusters, bool)

Clusters returns a clusters interface. Also returns true if the interface is supported, false otherwise.

func (*Cloud) CreateFileShare added in v1.7.0 

func (az *Cloud) CreateFileShare(shareName, accountName, accountType, location string, requestGiB int) (string, string, error)

CreateFileShare creates a file share, using a matching storage account

func (*Cloud) CreateOrUpdateInterfaceWithRetry added in v1.6.5 

func (az *Cloud) CreateOrUpdateInterfaceWithRetry(nic network.Interface) error

CreateOrUpdateInterfaceWithRetry invokes az.PublicIPAddressesClient.CreateOrUpdate with exponential backoff retry

func (*Cloud) CreateOrUpdateLBWithRetry added in v1.6.5 

func (az *Cloud) CreateOrUpdateLBWithRetry(lb network.LoadBalancer) error

CreateOrUpdateLBWithRetry invokes az.LoadBalancerClient.CreateOrUpdate with exponential backoff retry

func (*Cloud) CreateOrUpdatePIPWithRetry added in v1.6.5 

func (az *Cloud) CreateOrUpdatePIPWithRetry(pip network.PublicIPAddress) error

CreateOrUpdatePIPWithRetry invokes az.PublicIPAddressesClient.CreateOrUpdate with exponential backoff retry

func (*Cloud) CreateOrUpdateRouteTableWithRetry added in v1.6.5 

func (az *Cloud) CreateOrUpdateRouteTableWithRetry(routeTable network.RouteTable) error

CreateOrUpdateRouteTableWithRetry invokes az.RouteTablesClient.CreateOrUpdate with exponential backoff retry

func (*Cloud) CreateOrUpdateRouteWithRetry added in v1.6.5 

func (az *Cloud) CreateOrUpdateRouteWithRetry(route network.Route) error

CreateOrUpdateRouteWithRetry invokes az.RoutesClient.CreateOrUpdate with exponential backoff retry

func (*Cloud) CreateOrUpdateSGWithRetry added in v1.6.5 

func (az *Cloud) CreateOrUpdateSGWithRetry(sg network.SecurityGroup) error

CreateOrUpdateSGWithRetry invokes az.SecurityGroupsClient.CreateOrUpdate with exponential backoff retry

func (*Cloud) CreateOrUpdateVMWithRetry added in v1.6.5 

func (az *Cloud) CreateOrUpdateVMWithRetry(vmName string, newVM compute.VirtualMachine) error

CreateOrUpdateVMWithRetry invokes az.VirtualMachinesClient.CreateOrUpdate with exponential backoff retry

func (*Cloud) CreateRoute 

func (az *Cloud) CreateRoute(clusterName string, nameHint string, kubeRoute *cloudprovider.Route) error

CreateRoute creates the described managed route route.Name will be ignored, although the cloud-provider may use nameHint to create a more user-meaningful name.

func (*Cloud) CurrentNodeName 

func (az *Cloud) CurrentNodeName(hostname string) (types.NodeName, error)

CurrentNodeName returns the name of the node we are currently running on On most clouds (e.g. GCE) this is the hostname, so we provide the hostname

func (*Cloud) DeleteFileShare added in v1.7.0 

func (az *Cloud) DeleteFileShare(accountName, accountKey, shareName string) error

DeleteFileShare deletes a file share using storage account name and key

func (*Cloud) DeleteLBWithRetry added in v1.6.5 

func (az *Cloud) DeleteLBWithRetry(lbName string) error

DeleteLBWithRetry invokes az.LoadBalancerClient.Delete with exponential backoff retry

func (*Cloud) DeletePublicIPWithRetry added in v1.6.5 

func (az *Cloud) DeletePublicIPWithRetry(pipName string) error

DeletePublicIPWithRetry invokes az.PublicIPAddressesClient.Delete with exponential backoff retry

func (*Cloud) DeleteRoute 

func (az *Cloud) DeleteRoute(clusterName string, kubeRoute *cloudprovider.Route) error

DeleteRoute deletes the specified managed route Route should be as returned by ListRoutes

func (*Cloud) DeleteRouteWithRetry added in v1.6.5 

func (az *Cloud) DeleteRouteWithRetry(routeName string) error

DeleteRouteWithRetry invokes az.RoutesClient.Delete with exponential backoff retry

func (Cloud) DetachDiskByName 

func (c Cloud) DetachDiskByName(diskName, diskURI string, nodeName types.NodeName) error

DetachDiskByName detaches a vhd from host the vhd can be identified by diskName or diskURI

func (Cloud) DisksAreAttached added in v1.4.6 

func (c Cloud) DisksAreAttached(diskNames []string, nodeName types.NodeName) (map[string]bool, error)

DisksAreAttached checks if a list of volumes are attached to the node with the specified NodeName

func (*Cloud) EnsureLoadBalancer 

func (az *Cloud) EnsureLoadBalancer(clusterName string, service *v1.Service, nodes []*v1.Node) (*v1.LoadBalancerStatus, error)

EnsureLoadBalancer creates a new load balancer 'name', or updates the existing one. Returns the status of the balancer

func (*Cloud) EnsureLoadBalancerDeleted 

func (az *Cloud) EnsureLoadBalancerDeleted(clusterName string, service *v1.Service) error

EnsureLoadBalancerDeleted deletes the specified load balancer if it exists, returning nil if the load balancer specified either didn't exist or was successfully deleted. This construction is useful because many cloud providers' load balancers have multiple underlying components, meaning a Get could say that the LB doesn't exist even if some part of it is still laying around.

func (*Cloud) ExternalID 

func (az *Cloud) ExternalID(name types.NodeName) (string, error)

ExternalID returns the cloud provider ID of the specified instance (deprecated).

func (Cloud) GetDiskLun 

func (c Cloud) GetDiskLun(diskName, diskURI string, nodeName types.NodeName) (int32, error)

GetDiskLun finds the lun on the host that the vhd is attached to, given a vhd's diskName and diskURI

func (*Cloud) GetIPForMachineWithRetry added in v1.8.0 

func (az *Cloud) GetIPForMachineWithRetry(name types.NodeName) (string, string, error)

GetIPForMachineWithRetry invokes az.getIPForMachine with exponential backoff retry

func (*Cloud) GetLoadBalancer 

func (az *Cloud) GetLoadBalancer(clusterName string, service *v1.Service) (status *v1.LoadBalancerStatus, exists bool, err error)

GetLoadBalancer returns whether the specified load balancer exists, and if so, what its status is.

func (Cloud) GetNextDiskLun 

func (c Cloud) GetNextDiskLun(nodeName types.NodeName) (int32, error)

GetNextDiskLun searches all vhd attachment on the host and find unused lun return -1 if all luns are used

func (*Cloud) GetVirtualMachineWithRetry added in v1.6.5 

func (az *Cloud) GetVirtualMachineWithRetry(name types.NodeName) (compute.VirtualMachine, bool, error)

GetVirtualMachineWithRetry invokes az.getVirtualMachine with exponential backoff retry

func (*Cloud) GetZone 

func (az *Cloud) GetZone() (cloudprovider.Zone, error)

GetZone returns the Zone containing the current failure zone and locality region that the program is running in

func (*Cloud) GetZoneByNodeName added in v1.8.0 

func (az *Cloud) GetZoneByNodeName(nodeName types.NodeName) (cloudprovider.Zone, error)

GetZoneByNodeName implements Zones.GetZoneByNodeName This is particularly useful in external cloud providers where the kubelet does not initialize node data.

func (*Cloud) GetZoneByProviderID added in v1.8.0 

func (az *Cloud) GetZoneByProviderID(providerID string) (cloudprovider.Zone, error)

GetZoneByProviderID implements Zones.GetZoneByProviderID This is particularly useful in external cloud providers where the kubelet does not initialize node data.

func (*Cloud) HasClusterID added in v1.8.0 

func (az *Cloud) HasClusterID() bool

HasClusterID returns true if the cluster has a clusterID

func (*Cloud) Initialize added in v1.7.0 

func (az *Cloud) Initialize(clientBuilder controller.ControllerClientBuilder)

Initialize passes a Kubernetes clientBuilder interface to the cloud provider

func (*Cloud) InstanceExistsByProviderID added in v1.8.0 

func (az *Cloud) InstanceExistsByProviderID(providerID string) (bool, error)

InstanceExistsByProviderID returns true if the instance with the given provider id still exists and is running. If false is returned with no error, the instance will be immediately deleted by the cloud controller manager.

func (*Cloud) InstanceID 

func (az *Cloud) InstanceID(name types.NodeName) (string, error)

InstanceID returns the cloud provider ID of the specified instance. Note that if the instance does not exist or is no longer running, we must return ("", cloudprovider.InstanceNotFound)

func (*Cloud) InstanceType 

func (az *Cloud) InstanceType(name types.NodeName) (string, error)

InstanceType returns the type of the specified instance. Note that if the instance does not exist or is no longer running, we must return ("", cloudprovider.InstanceNotFound) (Implementer Note): This is used by kubelet. Kubelet will label the node. Real log from kubelet: 

Adding node label from cloud provider: beta.kubernetes.io/instance-type=[value]

func (*Cloud) InstanceTypeByProviderID added in v1.7.0 

func (az *Cloud) InstanceTypeByProviderID(providerID string) (string, error)

InstanceTypeByProviderID returns the cloudprovider instance type of the node with the specified unique providerID This method will not be called from the node that is requesting this ID. i.e. metadata service and other local methods cannot be used here

func (*Cloud) Instances 

func (az *Cloud) Instances() (cloudprovider.Instances, bool)

Instances returns an instances interface. Also returns true if the interface is supported, false otherwise.

func (*Cloud) ListRoutes 

func (az *Cloud) ListRoutes(clusterName string) (routes []*cloudprovider.Route, err error)

ListRoutes lists all managed routes that belong to the specified clusterName

func (*Cloud) LoadBalancer 

func (az *Cloud) LoadBalancer() (cloudprovider.LoadBalancer, bool)

LoadBalancer returns a balancer interface. Also returns true if the interface is supported, false otherwise.

func (*Cloud) NodeAddresses 

func (az *Cloud) NodeAddresses(name types.NodeName) ([]v1.NodeAddress, error)

NodeAddresses returns the addresses of the specified instance.

func (*Cloud) NodeAddressesByProviderID added in v1.7.0 

func (az *Cloud) NodeAddressesByProviderID(providerID string) ([]v1.NodeAddress, error)

NodeAddressesByProviderID returns the node addresses of an instances with the specified unique providerID This method will not be called from the node that is requesting this ID. i.e. metadata service and other local methods cannot be used here

func (*Cloud) ProviderName 

func (az *Cloud) ProviderName() string

ProviderName returns the cloud provider ID.

func (*Cloud) Routes 

func (az *Cloud) Routes() (cloudprovider.Routes, bool)

Routes returns a routes interface along with whether the interface is supported.

func (*Cloud) ScrubDNS 

func (az *Cloud) ScrubDNS(nameservers, searches []string) (nsOut, srchOut []string)

ScrubDNS provides an opportunity for cloud-provider-specific code to process DNS settings for pods.

func (*Cloud) UpdateLoadBalancer 

func (az *Cloud) UpdateLoadBalancer(clusterName string, service *v1.Service, nodes []*v1.Node) error

UpdateLoadBalancer updates hosts under the specified load balancer.

func (*Cloud) VirtualMachineClientGetWithRetry added in v1.8.0 

func (az *Cloud) VirtualMachineClientGetWithRetry(resourceGroup, vmName string, types compute.InstanceViewTypes) (compute.VirtualMachine, error)

VirtualMachineClientGetWithRetry invokes az.VirtualMachinesClient.Get with exponential backoff retry

func (*Cloud) Zones 

func (az *Cloud) Zones() (cloudprovider.Zones, bool)

Zones returns a zones interface. Also returns true if the interface is supported, false otherwise.

type Config 

type Config struct {
	// The cloud environment identifier. Takes values from https://github.com/Azure/go-autorest/blob/ec5f4903f77ed9927ac95b19ab8e44ada64c1356/autorest/azure/environments.go#L13
	Cloud string `json:"cloud" yaml:"cloud"`
	// The AAD Tenant ID for the Subscription that the cluster is deployed in
	TenantID string `json:"tenantId" yaml:"tenantId"`
	// The ID of the Azure Subscription that the cluster is deployed in
	SubscriptionID string `json:"subscriptionId" yaml:"subscriptionId"`
	// The name of the resource group that the cluster is deployed in
	ResourceGroup string `json:"resourceGroup" yaml:"resourceGroup"`
	// The location of the resource group that the cluster is deployed in
	Location string `json:"location" yaml:"location"`
	// The name of the VNet that the cluster is deployed in
	VnetName string `json:"vnetName" yaml:"vnetName"`
	// The name of the resource group that the Vnet is deployed in
	VnetResourceGroup string `json:"vnetResourceGroup" yaml:"vnetResourceGroup"`
	// The name of the subnet that the cluster is deployed in
	SubnetName string `json:"subnetName" yaml:"subnetName"`
	// The name of the security group attached to the cluster's subnet
	SecurityGroupName string `json:"securityGroupName" yaml:"securityGroupName"`
	// (Optional in 1.6) The name of the route table attached to the subnet that the cluster is deployed in
	RouteTableName string `json:"routeTableName" yaml:"routeTableName"`
	// (Optional) The name of the availability set that should be used as the load balancer backend
	// If this is set, the Azure cloudprovider will only add nodes from that availability set to the load
	// balancer backend pool. If this is not set, and multiple agent pools (availability sets) are used, then
	// the cloudprovider will try to add all nodes to a single backend pool which is forbidden.
	// In other words, if you use multiple agent pools (availability sets), you MUST set this field.
	PrimaryAvailabilitySetName string `json:"primaryAvailabilitySetName" yaml:"primaryAvailabilitySetName"`

	// The ClientID for an AAD application with RBAC access to talk to Azure RM APIs
	AADClientID string `json:"aadClientId" yaml:"aadClientId"`
	// The ClientSecret for an AAD application with RBAC access to talk to Azure RM APIs
	AADClientSecret string `json:"aadClientSecret" yaml:"aadClientSecret"`
	// The path of a client certificate for an AAD application with RBAC access to talk to Azure RM APIs
	AADClientCertPath string `json:"aadClientCertPath" yaml:"aadClientCertPath"`
	// The password of the client certificate for an AAD application with RBAC access to talk to Azure RM APIs
	AADClientCertPassword string `json:"aadClientCertPassword" yaml:"aadClientCertPassword"`
	// Enable exponential backoff to manage resource request retries
	CloudProviderBackoff bool `json:"cloudProviderBackoff" yaml:"cloudProviderBackoff"`
	// Backoff retry limit
	CloudProviderBackoffRetries int `json:"cloudProviderBackoffRetries" yaml:"cloudProviderBackoffRetries"`
	// Backoff exponent
	CloudProviderBackoffExponent float64 `json:"cloudProviderBackoffExponent" yaml:"cloudProviderBackoffExponent"`
	// Backoff duration
	CloudProviderBackoffDuration int `json:"cloudProviderBackoffDuration" yaml:"cloudProviderBackoffDuration"`
	// Backoff jitter
	CloudProviderBackoffJitter float64 `json:"cloudProviderBackoffJitter" yaml:"cloudProviderBackoffJitter"`
	// Enable rate limiting
	CloudProviderRateLimit bool `json:"cloudProviderRateLimit" yaml:"cloudProviderRateLimit"`
	// Rate limit QPS
	CloudProviderRateLimitQPS float32 `json:"cloudProviderRateLimitQPS" yaml:"cloudProviderRateLimitQPS"`
	// Rate limit Bucket Size
	CloudProviderRateLimitBucket int `json:"cloudProviderRateLimitBucket" yaml:"cloudProviderRateLimitBucket"`

	// Use instance metadata service where possible
	UseInstanceMetadata bool `json:"useInstanceMetadata" yaml:"useInstanceMetadata"`

	// Use managed service identity for the virtual machine to access Azure ARM APIs
	UseManagedIdentityExtension bool `json:"useManagedIdentityExtension"`
}

Config holds the configuration parsed from the --cloud-config flag All fields are required unless otherwise specified

func ParseConfig added in v1.7.5 

func ParseConfig(configReader io.Reader) (*Config, *azure.Environment, error)

ParseConfig returns a parsed configuration and azure.Environment for an Azure cloudprovider config file

type IPAddress added in v1.8.0 

type IPAddress struct {
	PrivateIP string `json:"privateIPAddress"`
	PublicIP  string `json:"publicIPAddress"`
}

IPAddress represents IP address information.

type InstanceMetadata added in v1.8.0 

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

InstanceMetadata knows how to query the Azure instance metadata server.

func NewInstanceMetadata added in v1.8.0 

func NewInstanceMetadata() *InstanceMetadata

NewInstanceMetadata creates an instance of the InstanceMetadata accessor object.

func (*InstanceMetadata) Object added in v1.8.0 

func (i *InstanceMetadata) Object(path string, obj interface{}) error

Object queries the metadata server and populates the passed in object

func (*InstanceMetadata) Text added in v1.8.0 

func (i *InstanceMetadata) Text(path string) (string, error)

Text queries the metadata server and returns the corresponding text

type ManagedDiskController added in v1.7.2 

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

ManagedDiskController : managed disk controller struct

func (*ManagedDiskController) CreateManagedDisk added in v1.7.2 

func (c *ManagedDiskController) CreateManagedDisk(diskName string, storageAccountType storage.SkuName, resourceGroup string,
	sizeGB int, tags map[string]string) (string, error)

CreateManagedDisk : create managed disk

func (*ManagedDiskController) DeleteManagedDisk added in v1.7.2 

func (c *ManagedDiskController) DeleteManagedDisk(diskURI string) error

DeleteManagedDisk : delete managed disk

type NetworkData added in v1.8.0 

type NetworkData struct {
	IPAddress []IPAddress `json:"ipAddress"`
	Subnet    []Subnet    `json:"subnet"`
}

NetworkData contains IP information for a network.

type NetworkInterface added in v1.8.0 

type NetworkInterface struct {
	IPV4 NetworkData `json:"ipv4"`
	IPV6 NetworkData `json:"ipv6"`
	MAC  string      `json:"macAddress"`
}

NetworkInterface represents an instances network interface.

type NetworkMetadata added in v1.8.0 

type NetworkMetadata struct {
	Interface []NetworkInterface `json:"interface"`
}

NetworkMetadata contains metadata about an instance's network

type Subnet added in v1.8.0 

type Subnet struct {
	Address string `json:"address"`
	Prefix  string `json:"prefix"`
}

Subnet represents subnet information.

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