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package availabilityzones
import (
"encoding/json"
"time"
"github.com/gophercloud/gophercloud"
"github.com/gophercloud/gophercloud/pagination"
)
// ServerAvailabilityZoneExt is an extension to the base Server object.
type ServerAvailabilityZoneExt struct {
// AvailabilityZone is the availabilty zone the server is in.
AvailabilityZone string `json:"OS-EXT-AZ:availability_zone"`
}
// ServiceState represents the state of a service in an AvailabilityZone.
type ServiceState struct {
Active bool `json:"active"`
Available bool `json:"available"`
UpdatedAt time.Time `json:"-"`
}
// UnmarshalJSON to override default
func (r *ServiceState) UnmarshalJSON(b []byte) error {
type tmp ServiceState
var s struct {
tmp
UpdatedAt gophercloud.JSONRFC3339MilliNoZ `json:"updated_at"`
}
err := json.Unmarshal(b, &s)
if err != nil {
return err
}
*r = ServiceState(s.tmp)
r.UpdatedAt = time.Time(s.UpdatedAt)
return nil
}
// Services is a map of services contained in an AvailabilityZone.
type Services map[string]ServiceState
// Hosts is map of hosts/nodes contained in an AvailabilityZone.
// Each host can have multiple services.
type Hosts map[string]Services
// ZoneState represents the current state of the availability zone.
type ZoneState struct {
// Returns true if the availability zone is available
Available bool `json:"available"`
}
// AvailabilityZone contains all the information associated with an OpenStack
// AvailabilityZone.
type AvailabilityZone struct {
Hosts Hosts `json:"hosts"`
// The availability zone name
ZoneName string `json:"zoneName"`
ZoneState ZoneState `json:"zoneState"`
}
type AvailabilityZonePage struct {
pagination.SinglePageBase
}
// ExtractAvailabilityZones returns a slice of AvailabilityZones contained in a
// single page of results.
func ExtractAvailabilityZones(r pagination.Page) ([]AvailabilityZone, error) {
var s struct {
AvailabilityZoneInfo []AvailabilityZone `json:"availabilityZoneInfo"`
}
err := (r.(AvailabilityZonePage)).ExtractInto(&s)
return s.AvailabilityZoneInfo, err
}
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