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package stackevents
import (
"encoding/json"
"time"
"github.com/gophercloud/gophercloud"
"github.com/gophercloud/gophercloud/pagination"
)
// Event represents a stack event.
type Event struct {
// The name of the resource for which the event occurred.
ResourceName string `json:"resource_name"`
// The time the event occurred.
Time time.Time `json:"-"`
// The URLs to the event.
Links []gophercloud.Link `json:"links"`
// The logical ID of the stack resource.
LogicalResourceID string `json:"logical_resource_id"`
// The reason of the status of the event.
ResourceStatusReason string `json:"resource_status_reason"`
// The status of the event.
ResourceStatus string `json:"resource_status"`
// The physical ID of the stack resource.
PhysicalResourceID string `json:"physical_resource_id"`
// The event ID.
ID string `json:"id"`
// Properties of the stack resource.
ResourceProperties map[string]interface{} `json:"resource_properties"`
}
func (r *Event) UnmarshalJSON(b []byte) error {
type tmp Event
var s struct {
tmp
Time string `json:"event_time"`
}
err := json.Unmarshal(b, &s)
if err != nil {
return err
}
*r = Event(s.tmp)
if s.Time != "" {
t, err := time.Parse(time.RFC3339, s.Time)
if err != nil {
t, err = time.Parse(gophercloud.RFC3339NoZ, s.Time)
if err != nil {
return err
}
}
r.Time = t
}
return nil
}
// FindResult represents the result of a Find operation.
type FindResult struct {
gophercloud.Result
}
// Extract returns a slice of Event objects and is called after a
// Find operation.
func (r FindResult) Extract() ([]Event, error) {
var s struct {
Events []Event `json:"events"`
}
err := r.ExtractInto(&s)
return s.Events, err
}
// EventPage abstracts the raw results of making a List() request against the API.
// As OpenStack extensions may freely alter the response bodies of structures returned to the client, you may only safely access the
// data provided through the ExtractResources call.
type EventPage struct {
pagination.MarkerPageBase
}
// IsEmpty returns true if a page contains no Server results.
func (r EventPage) IsEmpty() (bool, error) {
if r.StatusCode == 204 {
return true, nil
}
events, err := ExtractEvents(r)
return len(events) == 0, err
}
// LastMarker returns the last stack ID in a ListResult.
func (r EventPage) LastMarker() (string, error) {
events, err := ExtractEvents(r)
if err != nil {
return "", err
}
if len(events) == 0 {
return "", nil
}
return events[len(events)-1].ID, nil
}
// ExtractEvents interprets the results of a single page from a List() call, producing a slice of Event entities.
func ExtractEvents(r pagination.Page) ([]Event, error) {
var s struct {
Events []Event `json:"events"`
}
err := (r.(EventPage)).ExtractInto(&s)
return s.Events, err
}
// ExtractResourceEvents interprets the results of a single page from a
// ListResourceEvents() call, producing a slice of Event entities.
func ExtractResourceEvents(page pagination.Page) ([]Event, error) {
return ExtractEvents(page)
}
// GetResult represents the result of a Get operation.
type GetResult struct {
gophercloud.Result
}
// Extract returns a pointer to an Event object and is called after a
// Get operation.
func (r GetResult) Extract() (*Event, error) {
var s struct {
Event *Event `json:"event"`
}
err := r.ExtractInto(&s)
return s.Event, err
}
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