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Published: Dec 11, 2019 License: Apache-2.0 Imports: 59 Imported by: 0




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const (
	// ProviderName is the name of the openstack provider
	ProviderName = "openstack"

	// TypeHostName is the name type of openstack instance
	TypeHostName = "hostname"
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const (
	ServiceAnnotationLoadBalancerFloatingNetworkID = ""
	ServiceAnnotationLoadBalancerSubnetID          = ""

	// ServiceAnnotationLoadBalancerInternal is the annotation used on the service
	// to indicate that we want an internal loadbalancer service.
	// If the value of ServiceAnnotationLoadBalancerInternal is false, it indicates that we want an external loadbalancer service. Default to false.
	ServiceAnnotationLoadBalancerInternal = ""

Note: when creating a new Loadbalancer (VM), it can take some time before it is ready for use, this timeout is used for waiting until the Loadbalancer provisioning status goes to ACTIVE state.


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var ErrBadMetadata = errors.New("invalid OpenStack metadata, got empty uuid")

ErrBadMetadata is used to indicate a problem parsing data from metadata server

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var ErrMultipleResults = errors.New("multiple results where only one expected")

ErrMultipleResults is used when we unexpectedly get back multiple results

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var ErrNoAddressFound = errors.New("no address found for host")

ErrNoAddressFound is used when we cannot find an ip address for the host

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var ErrNotFound = errors.New("failed to find object")

ErrNotFound is used to inform that the object is missing


func NewRoutes added in v1.6.0

NewRoutes creates a new instance of Routes


type BlockStorageOpts added in v1.5.0

type BlockStorageOpts struct {
	BSVersion             string `gcfg:"bs-version"`        // overrides autodetection. v1 or v2. Defaults to auto
	TrustDevicePath       bool   `gcfg:"trust-device-path"` // See Issue #33128
	IgnoreVolumeAZ        bool   `gcfg:"ignore-volume-az"`
	NodeVolumeAttachLimit int    `gcfg:"node-volume-attach-limit"` // override volume attach limit for Cinder. Default is : 256

BlockStorageOpts is used to talk to Cinder service

type Config

type Config struct {
	Global struct {
		AuthURL    string `gcfg:"auth-url"`
		Username   string
		UserID     string `gcfg:"user-id"`
		Password   string
		TenantID   string `gcfg:"tenant-id"`
		TenantName string `gcfg:"tenant-name"`
		TrustID    string `gcfg:"trust-id"`
		DomainID   string `gcfg:"domain-id"`
		DomainName string `gcfg:"domain-name"`
		Region     string
		CAFile     string `gcfg:"ca-file"`
	LoadBalancer LoadBalancerOpts
	BlockStorage BlockStorageOpts
	Route        RouterOpts
	Metadata     MetadataOpts

Config is used to read and store information from the cloud configuration file

type DeviceMetadata added in v1.9.0

type DeviceMetadata struct {
	Type    string `json:"type"`
	Bus     string `json:"bus,omitempty"`
	Serial  string `json:"serial,omitempty"`
	Address string `json:"address,omitempty"`

DeviceMetadata is a single/simplified data structure for all kinds of device metadata types.

type Instances

type Instances struct {
	// contains filtered or unexported fields

Instances encapsulates an implementation of Instances for OpenStack.

func (*Instances) AddSSHKeyToAllInstances

func (i *Instances) AddSSHKeyToAllInstances(ctx context.Context, user string, keyData []byte) error

AddSSHKeyToAllInstances is not implemented for OpenStack

func (*Instances) CurrentNodeName

func (i *Instances) CurrentNodeName(ctx context.Context, hostname string) (types.NodeName, error)

CurrentNodeName implements Instances.CurrentNodeName Note this is *not* necessarily the same as hostname.

func (*Instances) InstanceExistsByProviderID added in v1.8.0

func (i *Instances) InstanceExistsByProviderID(ctx context.Context, providerID string) (bool, error)

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

func (*Instances) InstanceID

func (i *Instances) InstanceID(ctx context.Context, name types.NodeName) (string, error)

InstanceID returns the cloud provider ID of the specified instance.

func (*Instances) InstanceShutdownByProviderID added in v1.11.0

func (i *Instances) InstanceShutdownByProviderID(ctx context.Context, providerID string) (bool, error)

InstanceShutdownByProviderID returns true if the instances is in safe state to detach volumes

func (*Instances) InstanceType added in v1.2.0

func (i *Instances) InstanceType(ctx context.Context, name types.NodeName) (string, error)

InstanceType returns the type of the specified instance.

func (*Instances) InstanceTypeByProviderID added in v1.7.0

func (i *Instances) InstanceTypeByProviderID(ctx context.Context, 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 (*Instances) NodeAddresses

func (i *Instances) NodeAddresses(ctx context.Context, name types.NodeName) ([]v1.NodeAddress, error)

NodeAddresses implements Instances.NodeAddresses

func (*Instances) NodeAddressesByProviderID added in v1.7.0

func (i *Instances) NodeAddressesByProviderID(ctx context.Context, 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

type LbaasV2 added in v1.3.0

type LbaasV2 struct {

LbaasV2 is a LoadBalancer implementation for Neutron LBaaS v2 API

func (*LbaasV2) EnsureLoadBalancer added in v1.3.0

func (lbaas *LbaasV2) EnsureLoadBalancer(ctx context.Context, clusterName string, apiService *v1.Service, nodes []*v1.Node) (*v1.LoadBalancerStatus, error)

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

func (*LbaasV2) EnsureLoadBalancerDeleted added in v1.3.0

func (lbaas *LbaasV2) EnsureLoadBalancerDeleted(ctx context.Context, clusterName string, service *v1.Service) error

EnsureLoadBalancerDeleted deletes the specified load balancer

func (*LbaasV2) EnsureSecurityGroupDeleted added in v1.9.0

func (lbaas *LbaasV2) EnsureSecurityGroupDeleted(clusterName string, service *v1.Service) error

EnsureSecurityGroupDeleted deleting security group for specific loadbalancer service.

func (*LbaasV2) GetLoadBalancer added in v1.3.0

func (lbaas *LbaasV2) GetLoadBalancer(ctx context.Context, clusterName string, service *v1.Service) (*v1.LoadBalancerStatus, bool, error)

GetLoadBalancer returns whether the specified load balancer exists and its status

func (*LbaasV2) GetLoadBalancerName added in v1.12.0

func (lbaas *LbaasV2) GetLoadBalancerName(ctx context.Context, clusterName string, service *v1.Service) string

GetLoadBalancerName is an implementation of LoadBalancer.GetLoadBalancerName.

func (*LbaasV2) UpdateLoadBalancer added in v1.3.0

func (lbaas *LbaasV2) UpdateLoadBalancer(ctx context.Context, clusterName string, service *v1.Service, nodes []*v1.Node) error

UpdateLoadBalancer updates hosts under the specified load balancer.

type LoadBalancer

type LoadBalancer struct {
	// contains filtered or unexported fields

LoadBalancer is used for creating and maintaining load balancers

type LoadBalancerOpts

type LoadBalancerOpts struct {
	LBVersion            string     `gcfg:"lb-version"`          // overrides autodetection. Only support v2.
	UseOctavia           bool       `gcfg:"use-octavia"`         // uses Octavia V2 service catalog endpoint
	SubnetID             string     `gcfg:"subnet-id"`           // overrides autodetection.
	FloatingNetworkID    string     `gcfg:"floating-network-id"` // If specified, will create floating ip for loadbalancer, or do not create floating ip.
	LBMethod             string     `gcfg:"lb-method"`           // default to ROUND_ROBIN.
	LBProvider           string     `gcfg:"lb-provider"`
	CreateMonitor        bool       `gcfg:"create-monitor"`
	MonitorDelay         MyDuration `gcfg:"monitor-delay"`
	MonitorTimeout       MyDuration `gcfg:"monitor-timeout"`
	MonitorMaxRetries    uint       `gcfg:"monitor-max-retries"`
	ManageSecurityGroups bool       `gcfg:"manage-security-groups"`
	NodeSecurityGroupIDs []string   // Do not specify, get it automatically when enable manage-security-groups. TODO(FengyunPan): move it into cache

LoadBalancerOpts have the options to talk to Neutron LBaaSV2 or Octavia

type Metadata added in v1.5.0

type Metadata struct {
	UUID             string           `json:"uuid"`
	Name             string           `json:"name"`
	AvailabilityZone string           `json:"availability_zone"`
	Devices          []DeviceMetadata `json:"devices,omitempty"`

Metadata has the information fetched from OpenStack metadata service or config drives. Assumes the "2012-08-10" meta_data.json format. See

type MetadataOpts added in v1.9.0

type MetadataOpts struct {
	SearchOrder    string     `gcfg:"search-order"`
	RequestTimeout MyDuration `gcfg:"request-timeout"`

MetadataOpts is used for configuring how to talk to metadata service or config drive

type MyDuration

type MyDuration struct {

MyDuration is the encoding.TextUnmarshaler interface for time.Duration

func (*MyDuration) UnmarshalText

func (d *MyDuration) UnmarshalText(text []byte) error

UnmarshalText is used to convert from text to Duration

type OpenStack

type OpenStack struct {
	// contains filtered or unexported fields

OpenStack is an implementation of cloud provider Interface for OpenStack.

func NewFakeOpenStackCloud added in v1.14.0

func NewFakeOpenStackCloud(cfg Config) (*OpenStack, error)

NewFakeOpenStackCloud creates and returns an instance of Openstack cloudprovider. Mainly for use in tests that require instantiating Openstack without having to go through cloudprovider interface.

func (*OpenStack) AttachDisk

func (os *OpenStack) AttachDisk(instanceID, volumeID string) (string, error)

AttachDisk attaches given cinder volume to the compute running kubelet

func (*OpenStack) Clusters

func (os *OpenStack) Clusters() (cloudprovider.Clusters, bool)

Clusters is a no-op

func (*OpenStack) CreateVolume added in v1.2.0

func (os *OpenStack) CreateVolume(name string, size int, vtype, availability string, tags *map[string]string) (string, string, string, bool, error)

CreateVolume creates a volume of given size (in GiB)

func (*OpenStack) DeleteVolume added in v1.2.0

func (os *OpenStack) DeleteVolume(volumeID string) error

DeleteVolume deletes a volume given volume name.

func (*OpenStack) DetachDisk

func (os *OpenStack) DetachDisk(instanceID, volumeID string) error

DetachDisk detaches given cinder volume from the compute running kubelet

func (*OpenStack) DiskIsAttached added in v1.3.0

func (os *OpenStack) DiskIsAttached(instanceID, volumeID string) (bool, error)

DiskIsAttached queries if a volume is attached to a compute instance

func (*OpenStack) DiskIsAttachedByName added in v1.9.7

func (os *OpenStack) DiskIsAttachedByName(nodeName types.NodeName, volumeID string) (bool, string, error)

DiskIsAttachedByName queries if a volume is attached to a compute instance by name

func (*OpenStack) DisksAreAttached added in v1.4.6

func (os *OpenStack) DisksAreAttached(instanceID string, volumeIDs []string) (map[string]bool, error)

DisksAreAttached queries if a list of volumes are attached to a compute instance

func (*OpenStack) DisksAreAttachedByName added in v1.9.7

func (os *OpenStack) DisksAreAttachedByName(nodeName types.NodeName, volumeIDs []string) (map[string]bool, error)

DisksAreAttachedByName queries if a list of volumes are attached to a compute instance by name

func (*OpenStack) ExpandVolume added in v1.9.0

func (os *OpenStack) ExpandVolume(volumeID string, oldSize resource.Quantity, newSize resource.Quantity) (resource.Quantity, error)

ExpandVolume expands the size of specific cinder volume (in GiB)

func (*OpenStack) GetAttachmentDiskPath added in v1.3.0

func (os *OpenStack) GetAttachmentDiskPath(instanceID, volumeID string) (string, error)

GetAttachmentDiskPath gets device path of attached volume to the compute running kubelet, as known by cinder

func (*OpenStack) GetDevicePath added in v1.3.0

func (os *OpenStack) GetDevicePath(volumeID string) string

GetDevicePath returns the path of an attached block storage volume, specified by its id.

func (*OpenStack) GetDevicePathBySerialID added in v1.10.0

func (os *OpenStack) GetDevicePathBySerialID(volumeID string) string

GetDevicePathBySerialID returns the path of an attached block storage volume, specified by its id.

func (*OpenStack) GetLabelsForVolume added in v1.10.0

func (os *OpenStack) GetLabelsForVolume(ctx context.Context, pv *v1.PersistentVolume) (map[string]string, error)

GetLabelsForVolume implements PVLabeler.GetLabelsForVolume

func (*OpenStack) GetNodeNameByID added in v1.9.7

func (os *OpenStack) GetNodeNameByID(instanceID string) (types.NodeName, error)

GetNodeNameByID maps instanceid to types.NodeName

func (*OpenStack) GetZone

func (os *OpenStack) GetZone(ctx context.Context) (cloudprovider.Zone, error)

GetZone returns the current zone

func (*OpenStack) GetZoneByNodeName added in v1.8.0

func (os *OpenStack) GetZoneByNodeName(ctx context.Context, 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 (*OpenStack) GetZoneByProviderID added in v1.8.0

func (os *OpenStack) GetZoneByProviderID(ctx context.Context, 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 (*OpenStack) HasClusterID added in v1.8.0

func (os *OpenStack) HasClusterID() bool

HasClusterID returns true if the cluster has a clusterID

func (*OpenStack) Initialize added in v1.7.0

func (os *OpenStack) Initialize(clientBuilder cloudprovider.ControllerClientBuilder, stop <-chan struct{})

Initialize passes a Kubernetes clientBuilder interface to the cloud provider

func (*OpenStack) InstanceID added in v1.3.0

func (os *OpenStack) InstanceID() (string, error)

InstanceID returns the kubelet's cloud provider ID.

func (*OpenStack) Instances

func (os *OpenStack) Instances() (cloudprovider.Instances, bool)

Instances returns an implementation of Instances for OpenStack.

func (*OpenStack) LoadBalancer added in v1.2.0

func (os *OpenStack) LoadBalancer() (cloudprovider.LoadBalancer, bool)

LoadBalancer initializes a LbaasV2 object

func (*OpenStack) NewBlockStorageV1 added in v1.7.0

func (os *OpenStack) NewBlockStorageV1() (*gophercloud.ServiceClient, error)

NewBlockStorageV1 creates a ServiceClient that may be used with the Cinder v1 API

func (*OpenStack) NewBlockStorageV2 added in v1.7.0

func (os *OpenStack) NewBlockStorageV2() (*gophercloud.ServiceClient, error)

NewBlockStorageV2 creates a ServiceClient that may be used with the Cinder v2 API

func (*OpenStack) NewBlockStorageV3 added in v1.9.0

func (os *OpenStack) NewBlockStorageV3() (*gophercloud.ServiceClient, error)

NewBlockStorageV3 creates a ServiceClient that may be used with the Cinder v3 API

func (*OpenStack) NewComputeV2 added in v1.7.0

func (os *OpenStack) NewComputeV2() (*gophercloud.ServiceClient, error)

NewComputeV2 creates a ServiceClient that may be used with the nova v2 API

func (*OpenStack) NewLoadBalancerV2 added in v1.9.0

func (os *OpenStack) NewLoadBalancerV2() (*gophercloud.ServiceClient, error)

NewLoadBalancerV2 creates a ServiceClient that may be used with the Neutron LBaaS v2 API

func (*OpenStack) NewNetworkV2 added in v1.7.0

func (os *OpenStack) NewNetworkV2() (*gophercloud.ServiceClient, error)

NewNetworkV2 creates a ServiceClient that may be used with the neutron v2 API

func (*OpenStack) NodeVolumeAttachLimit added in v1.14.0

func (os *OpenStack) NodeVolumeAttachLimit() int

NodeVolumeAttachLimit specifies number of cinder volumes that can be attached to this node.

func (*OpenStack) OperationPending added in v1.7.0

func (os *OpenStack) OperationPending(diskName string) (bool, string, error)

OperationPending checks if there is an operation pending on a volume

func (*OpenStack) ProviderName

func (os *OpenStack) ProviderName() string

ProviderName returns the cloud provider ID.

func (*OpenStack) Routes

func (os *OpenStack) Routes() (cloudprovider.Routes, bool)

Routes initializes routes support

func (*OpenStack) ShouldTrustDevicePath added in v1.5.0

func (os *OpenStack) ShouldTrustDevicePath() bool

ShouldTrustDevicePath queries if we should trust the cinder provide deviceName, See issue #33128

func (*OpenStack) Zones

func (os *OpenStack) Zones() (cloudprovider.Zones, bool)

Zones indicates that we support zones

type RouterOpts added in v1.6.0

type RouterOpts struct {
	RouterID string `gcfg:"router-id"` // required

RouterOpts is used for Neutron routes

type Routes added in v1.6.0

type Routes struct {
	// contains filtered or unexported fields

Routes implements the cloudprovider.Routes for OpenStack clouds

func (*Routes) CreateRoute added in v1.6.0

func (r *Routes) CreateRoute(ctx context.Context, clusterName string, nameHint string, route *cloudprovider.Route) error

CreateRoute creates the described managed route

func (*Routes) DeleteRoute added in v1.6.0

func (r *Routes) DeleteRoute(ctx context.Context, clusterName string, route *cloudprovider.Route) error

DeleteRoute deletes the specified managed route

func (*Routes) ListRoutes added in v1.6.0

func (r *Routes) ListRoutes(ctx context.Context, clusterName string) ([]*cloudprovider.Route, error)

ListRoutes lists all managed routes that belong to the specified clusterName

type Volume added in v1.7.0

type Volume struct {
	// ID of the instance, to which this volume is attached. "" if not attached
	AttachedServerID string
	// Device file path
	AttachedDevice string
	// availabilityZone is which availability zone the volume is in
	AvailabilityZone string
	// Unique identifier for the volume.
	ID string
	// Human-readable display name for the volume.
	Name string
	// Current status of the volume.
	Status string
	// Volume size in GB
	Size int

Volume stores information about a single volume

type VolumesV1 added in v1.7.0

type VolumesV1 struct {
	// contains filtered or unexported fields

VolumesV1 is a Volumes implementation for cinder v1

type VolumesV2 added in v1.7.0

type VolumesV2 struct {
	// contains filtered or unexported fields

VolumesV2 is a Volumes implementation for cinder v2

type VolumesV3 added in v1.9.0

type VolumesV3 struct {
	// contains filtered or unexported fields

VolumesV3 is a Volumes implementation for cinder v3

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