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package volumeattach
import (
"errors"
"github.com/rackspace/gophercloud"
"github.com/rackspace/gophercloud/pagination"
)
// List returns a Pager that allows you to iterate over a collection of VolumeAttachments.
func List(client *gophercloud.ServiceClient, serverId string) pagination.Pager {
return pagination.NewPager(client, listURL(client, serverId), func(r pagination.PageResult) pagination.Page {
return VolumeAttachmentsPage{pagination.SinglePageBase(r)}
})
}
// CreateOptsBuilder describes struct types that can be accepted by the Create call. Notable, the
// CreateOpts struct in this package does.
type CreateOptsBuilder interface {
ToVolumeAttachmentCreateMap() (map[string]interface{}, error)
}
// CreateOpts specifies volume attachment creation or import parameters.
type CreateOpts struct {
// Device is the device that the volume will attach to the instance as. Omit for "auto"
Device string
// VolumeID is the ID of the volume to attach to the instance
VolumeID string
}
// ToVolumeAttachmentCreateMap constructs a request body from CreateOpts.
func (opts CreateOpts) ToVolumeAttachmentCreateMap() (map[string]interface{}, error) {
if opts.VolumeID == "" {
return nil, errors.New("Missing field required for volume attachment creation: VolumeID")
}
volumeAttachment := make(map[string]interface{})
volumeAttachment["volumeId"] = opts.VolumeID
if opts.Device != "" {
volumeAttachment["device"] = opts.Device
}
return map[string]interface{}{"volumeAttachment": volumeAttachment}, nil
}
// Create requests the creation of a new volume attachment on the server
func Create(client *gophercloud.ServiceClient, serverId string, opts CreateOptsBuilder) CreateResult {
var res CreateResult
reqBody, err := opts.ToVolumeAttachmentCreateMap()
if err != nil {
res.Err = err
return res
}
_, res.Err = client.Post(createURL(client, serverId), reqBody, &res.Body, &gophercloud.RequestOpts{
OkCodes: []int{200},
})
return res
}
// Get returns public data about a previously created VolumeAttachment.
func Get(client *gophercloud.ServiceClient, serverId, aId string) GetResult {
var res GetResult
_, res.Err = client.Get(getURL(client, serverId, aId), &res.Body, nil)
return res
}
// Delete requests the deletion of a previous stored VolumeAttachment from the server.
func Delete(client *gophercloud.ServiceClient, serverId, aId string) DeleteResult {
var res DeleteResult
_, res.Err = client.Delete(deleteURL(client, serverId, aId), nil)
return res
}
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