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package registry
import (
"time"
"github.com/scaleway/scaleway-sdk-go/errors"
"github.com/scaleway/scaleway-sdk-go/internal/async"
"github.com/scaleway/scaleway-sdk-go/scw"
)
// WaitForTagRequest is used by WaitForTag method
type WaitForTagRequest struct {
TagID string
Region scw.Region
Timeout *time.Duration
RetryInterval *time.Duration
}
// WaitForTag wait for the tag to be in a "terminal state" before returning.
// This function can be used to wait for a tag to be ready for example.
func (s *API) WaitForTag(req *WaitForTagRequest, opts ...scw.RequestOption) (*Tag, error) {
timeout := defaultTimeout
if req.Timeout != nil {
timeout = *req.Timeout
}
retryInterval := defaultRetryInterval
if req.RetryInterval != nil {
retryInterval = *req.RetryInterval
}
terminalStatus := map[TagStatus]struct{}{
TagStatusReady: {},
TagStatusLocked: {},
TagStatusError: {},
TagStatusUnknown: {},
}
tag, err := async.WaitSync(&async.WaitSyncConfig{
Get: func() (interface{}, bool, error) {
t, err := s.GetTag(&GetTagRequest{
Region: req.Region,
TagID: req.TagID,
}, opts...)
if err != nil {
return nil, false, err
}
_, isTerminal := terminalStatus[t.Status]
return t, isTerminal, err
},
Timeout: timeout,
IntervalStrategy: async.LinearIntervalStrategy(retryInterval),
})
if err != nil {
return nil, errors.Wrap(err, "waiting for tag failed")
}
return tag.(*Tag), nil
}
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