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package iot
import (
"time"
"github.com/scaleway/scaleway-sdk-go/errors"
"github.com/scaleway/scaleway-sdk-go/internal/async"
"github.com/scaleway/scaleway-sdk-go/scw"
)
const (
waitForHubDefaultTimeout = 15 * time.Minute
defaultRetryInterval = 5 * time.Second
)
// WaitForHubRequest is used by WaitForHub method.
type WaitForHubRequest struct {
HubID string
Region scw.Region
Timeout *time.Duration
RetryInterval *time.Duration
}
// WaitForHub waits for the hub to be in a ready state before returning.
func (s *API) WaitForHub(req *WaitForHubRequest, opts ...scw.RequestOption) (*Hub, error) {
timeout := waitForHubDefaultTimeout
if req.Timeout != nil {
timeout = *req.Timeout
}
retryInterval := defaultRetryInterval
if req.RetryInterval != nil {
retryInterval = *req.RetryInterval
}
terminalStatus := map[HubStatus]struct{}{
HubStatusError: {},
HubStatusReady: {},
HubStatusDisabled: {},
}
hub, err := async.WaitSync(&async.WaitSyncConfig{
Get: func() (interface{}, bool, error) {
hub, err := s.GetHub(&GetHubRequest{
HubID: req.HubID,
Region: req.Region,
}, opts...)
if err != nil {
return nil, false, err
}
_, isTerminal := terminalStatus[hub.Status]
return hub, isTerminal, nil
},
Timeout: timeout,
IntervalStrategy: async.LinearIntervalStrategy(retryInterval),
})
if err != nil {
return nil, errors.Wrap(err, "waiting for hub failed")
}
return hub.(*Hub), nil
}
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