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Add ephemeral storage support to the AdditionalBlockDevices
Co-authored-by: Emilien Macchi <[email protected]> Co-authored-by: Martin André <[email protected]>
1 parent 3853737 commit ea650f0

13 files changed

+571
-121
lines changed

‎api/v1alpha7/openstackmachine_types.go

+7-1
Original file line numberDiff line numberDiff line change
@@ -84,9 +84,15 @@ type OpenStackMachineSpec struct {
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// The volume metadata to boot from
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RootVolume *RootVolume `json:"rootVolume,omitempty"`
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87-
// AdditionalBlockDevices is a list of specifications for additional block devices to attach to the server instance
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// additionalBlockDevices is a list of specifications for additional block devices to attach to the server instance
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//
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// + ---
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// + While it's possible to have unlimited number of block devices attached to a server instance, the number is
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// + limited to 255 to avoid rule cost exceeded error in CRD validation.
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// +kubebuilder:validation:MaxItems=255
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// +listType=map
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// +listMapKey=name
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// +optional
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AdditionalBlockDevices []AdditionalBlockDevice `json:"additionalBlockDevices,omitempty"`
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// The server group to assign the machine to

‎api/v1alpha7/types.go

+73-10
Original file line numberDiff line numberDiff line change
@@ -163,20 +163,83 @@ type RootVolume struct {
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AvailabilityZone string `json:"availabilityZone,omitempty"`
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}
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166-
type AdditionalBlockDevice struct {
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// Name of the Cinder volume in the context of a machine.
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// It will be combined with the machine name to make the actual volume name.
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Name string `json:"name"`
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// Size is the size in GB of the volume.
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Size int `json:"diskSize"`
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// VolumeType is the volume type of the volume.
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// If omitted, the default type will be used.
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VolumeType string `json:"volumeType,omitempty"`
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// AvailabilityZone is the volume availability zone to create the volume in.
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// blockDeviceStorage is the storage type of a block device to create and
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// contains additional storage options.
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// +kubebuilder:validation:XValidation:rule="self.type == 'Local' ? !has(self.volume) : has(self.volume)",message="volume is forbidden for type 'Local'"
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// +union
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//
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//nolint:godot
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type BlockDeviceStorage struct {
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// type is the type of block device to create.
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// This can be either "Volume" or "Local".
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// +kubebuilder:validation:Enum="Volume";"Local"
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// +kubebuilder:validation:Required
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// +unionDiscriminator
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Type BlockDeviceType `json:"type"`
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// volume contains additional storage options for a volume block device.
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// +optional
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// +unionMember,optional
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Volume *BlockDeviceVolume `json:"volume,omitempty"`
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}
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// blockDeviceVolume contains additional storage options for a volume block device.
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type BlockDeviceVolume struct {
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// type is the Cinder volume type of the volume.
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// If omitted, the default Cinder volume type that is configured in the OpenStack cloud
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// will be used.
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// The maximum length of a volume type name is 255 characters, as per the OpenStack limit.
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// +kubebuilder:validation:MinLength=1
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// +kubebuilder:validation:MaxLength=255
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// +optional
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Type string `json:"type,omitempty"`
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// availabilityZone is the volume availability zone to create the volume in.
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// If omitted, the availability zone of the server will be used.
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// The availability zone must NOT contain spaces otherwise it will lead to volume that belongs
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// to this availability zone register failure, see kubernetes/cloud-provider-openstack#1379 for
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// further information.
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// The maximum length of availability zone name is 63 as per labels limits.
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// +kubebuilder:validation:MinLength=1
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// +kubebuilder:validation:MaxLength=63
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// +kubebuilder:validation:XValidation:rule="!self.contains(' ')",message="availabilityZone may not contain spaces"
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// +optional
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AvailabilityZone string `json:"availabilityZone,omitempty"`
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}
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210+
// additionalBlockDevice is a block device to attach to the server.
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type AdditionalBlockDevice struct {
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// name of the block device in the context of a machine.
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// If the block device is a volume, the Cinder volume will be named
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// as a combination of the machine name and this name.
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// Also, this name will be used for tagging the block device.
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// Information about the block device tag can be obtained from the OpenStack
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// metadata API or the config drive.
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// +kubebuilder:validation:Required
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Name string `json:"name"`
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// sizeGiB is the size of the block device in gibibytes (GiB).
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// +kubebuilder:validation:Minimum=1
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// +kubebuilder:validation:Required
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SizeGiB int `json:"sizeGiB"`
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// storage specifies the storage type of the block device and
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// additional storage options.
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// +kubebuilder:validation:Required
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Storage BlockDeviceStorage `json:"storage"`
230+
}
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// BlockDeviceType defines the type of block device to create.
233+
type BlockDeviceType string
234+
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const (
236+
// LocalBlockDevice is an ephemeral block device attached to the server.
237+
LocalBlockDevice BlockDeviceType = "Local"
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// VolumeBlockDevice is a volume block device attached to the server.
240+
VolumeBlockDevice BlockDeviceType = "Volume"
241+
)
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// NetworkStatus contains basic information about an existing neutron network.
181244
type NetworkStatus struct {
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Name string `json:"name"`

‎api/v1alpha7/zz_generated.deepcopy.go

+39-1
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‎config/crd/bases/infrastructure.cluster.x-k8s.io_openstackclusters.yaml

+69-17
Original file line numberDiff line numberDiff line change
@@ -3771,31 +3771,83 @@ spec:
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description: Instance for the bastion itself
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properties:
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additionalBlockDevices:
3774-
description: AdditionalBlockDevices is a list of specifications
3774+
description: additionalBlockDevices is a list of specifications
37753775
for additional block devices to attach to the server instance
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items:
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description: additionalBlockDevice is a block device to
3778+
attach to the server.
37773779
properties:
3778-
availabilityZone:
3779-
description: AvailabilityZone is the volume availability
3780-
zone to create the volume in. If omitted, the availability
3781-
zone of the server will be used.
3782-
type: string
3783-
diskSize:
3784-
description: Size is the size in GB of the volume.
3785-
type: integer
37863780
name:
3787-
description: Name of the Cinder volume in the context
3788-
of a machine. It will be combined with the machine
3789-
name to make the actual volume name.
3790-
type: string
3791-
volumeType:
3792-
description: VolumeType is the volume type of the volume.
3793-
If omitted, the default type will be used.
3781+
description: name of the block device in the context
3782+
of a machine. If the block device is a volume, the
3783+
Cinder volume will be named as a combination of the
3784+
machine name and this name. Also, this name will be
3785+
used for tagging the block device. Information about
3786+
the block device tag can be obtained from the OpenStack
3787+
metadata API or the config drive.
37943788
type: string
3789+
sizeGiB:
3790+
description: sizeGiB is the size of the block device
3791+
in gibibytes (GiB).
3792+
minimum: 1
3793+
type: integer
3794+
storage:
3795+
description: storage specifies the storage type of the
3796+
block device and additional storage options.
3797+
properties:
3798+
type:
3799+
description: type is the type of block device to
3800+
create. This can be either "Volume" or "Local".
3801+
enum:
3802+
- Volume
3803+
- Local
3804+
type: string
3805+
volume:
3806+
description: volume contains additional storage
3807+
options for a volume block device.
3808+
properties:
3809+
availabilityZone:
3810+
description: availabilityZone is the volume
3811+
availability zone to create the volume in.
3812+
If omitted, the availability zone of the server
3813+
will be used. The availability zone must NOT
3814+
contain spaces otherwise it will lead to volume
3815+
that belongs to this availability zone register
3816+
failure, see kubernetes/cloud-provider-openstack#1379
3817+
for further information. The maximum length
3818+
of availability zone name is 63 as per labels
3819+
limits.
3820+
maxLength: 63
3821+
minLength: 1
3822+
type: string
3823+
x-kubernetes-validations:
3824+
- message: availabilityZone may not contain
3825+
spaces
3826+
rule: '!self.contains('' '')'
3827+
type:
3828+
description: type is the Cinder volume type
3829+
of the volume. If omitted, the default Cinder
3830+
volume type that is configured in the OpenStack
3831+
cloud will be used. The maximum length of
3832+
a volume type name is 255 characters, as per
3833+
the OpenStack limit.
3834+
maxLength: 255
3835+
minLength: 1
3836+
type: string
3837+
type: object
3838+
required:
3839+
- type
3840+
type: object
3841+
x-kubernetes-validations:
3842+
- message: volume is forbidden for type 'Local'
3843+
rule: 'self.type == ''Local'' ? !has(self.volume)
3844+
: has(self.volume)'
37953845
required:
3796-
- diskSize
37973846
- name
3847+
- sizeGiB
3848+
- storage
37983849
type: object
3850+
maxItems: 255
37993851
type: array
38003852
x-kubernetes-list-map-keys:
38013853
- name

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