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package tasks
import (
"github.com/gophercloud/gophercloud"
"github.com/gophercloud/gophercloud/pagination"
)
// TaskStatus represents valid task status.
// You can use this type to compare the actual status of a task to a one of the
// pre-defined statuses.
type TaskStatus string
const (
// TaskStatusPending represents status of the pending task.
TaskStatusPending TaskStatus = "pending"
// TaskStatusProcessing represents status of the processing task.
TaskStatusProcessing TaskStatus = "processing"
// TaskStatusSuccess represents status of the success task.
TaskStatusSuccess TaskStatus = "success"
// TaskStatusFailure represents status of the failure task.
TaskStatusFailure TaskStatus = "failure"
)
// ListOptsBuilder allows extensions to add additional parameters to the
// List request.
type ListOptsBuilder interface {
ToTaskListQuery() (string, error)
}
// ListOpts allows the filtering and sorting of paginated collections through
// the OpenStack Imageservice tasks API.
type ListOpts struct {
// Integer value for the limit of values to return.
Limit int `q:"limit"`
// ID of the task at which you want to set a marker.
Marker string `q:"marker"`
// SortDir allows to select sort direction.
// It can be "asc" or "desc" (default).
SortDir string `q:"sort_dir"`
// SortKey allows to sort by one of the following tTask attributes:
// - created_at
// - expires_at
// - status
// - type
// - updated_at
// Default is created_at.
SortKey string `q:"sort_key"`
// ID filters on the identifier of the task.
ID string `json:"id"`
// Type filters on the type of the task.
Type string `json:"type"`
// Status filters on the status of the task.
Status TaskStatus `q:"status"`
}
// ToTaskListQuery formats a ListOpts into a query string.
func (opts ListOpts) ToTaskListQuery() (string, error) {
q, err := gophercloud.BuildQueryString(opts)
return q.String(), err
}
// List returns a Pager which allows you to iterate over a collection of the tasks.
func List(c *gophercloud.ServiceClient, opts ListOptsBuilder) pagination.Pager {
url := listURL(c)
if opts != nil {
query, err := opts.ToTaskListQuery()
if err != nil {
return pagination.Pager{Err: err}
}
url += query
}
return pagination.NewPager(c, url, func(r pagination.PageResult) pagination.Page {
taskPage := TaskPage{
serviceURL: c.ServiceURL(),
LinkedPageBase: pagination.LinkedPageBase{PageResult: r},
}
return taskPage
})
}
// Get retrieves a specific Imageservice task based on its ID.
func Get(c *gophercloud.ServiceClient, taskID string) (r GetResult) {
_, r.Err = c.Get(getURL(c, taskID), &r.Body, nil)
return
}
// CreateOptsBuilder allows to add additional parameters to the Create request.
type CreateOptsBuilder interface {
ToTaskCreateMap() (map[string]interface{}, error)
}
// CreateOpts specifies parameters of a new Imageservice task.
type CreateOpts struct {
Type string `json:"type" required:"true"`
Input map[string]interface{} `json:"input"`
}
// ToTaskCreateMap constructs a request body from CreateOpts.
func (opts CreateOpts) ToTaskCreateMap() (map[string]interface{}, error) {
b, err := gophercloud.BuildRequestBody(opts, "")
if err != nil {
return nil, err
}
return b, nil
}
// Create requests the creation of a new Imageservice task on the server.
func Create(client *gophercloud.ServiceClient, opts CreateOptsBuilder) (r CreateResult) {
b, err := opts.ToTaskCreateMap()
if err != nil {
r.Err = err
return
}
_, r.Err = client.Post(createURL(client), b, &r.Body, &gophercloud.RequestOpts{
OkCodes: []int{201},
})
return
}
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