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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"
)
const (
defaultTimeout = 5 * time.Minute
defaultRetryInterval = 15 * time.Second
)
// WaitForNamespaceRequest is used by WaitForNamespace method
type WaitForNamespaceRequest struct {
NamespaceID string
Region scw.Region
Timeout *time.Duration
RetryInterval *time.Duration
}
// WaitForNamespace wait for the namespace to be in a "terminal state" before returning.
// This function can be used to wait for a namespace to be ready for example.
func (s *API) WaitForNamespace(req *WaitForNamespaceRequest, opts ...scw.RequestOption) (*Namespace, error) {
timeout := defaultTimeout
if req.Timeout != nil {
timeout = *req.Timeout
}
retryInterval := defaultRetryInterval
if req.RetryInterval != nil {
retryInterval = *req.RetryInterval
}
terminalStatus := map[NamespaceStatus]struct{}{
NamespaceStatusReady: {},
NamespaceStatusLocked: {},
NamespaceStatusError: {},
NamespaceStatusUnknown: {},
}
namespace, err := async.WaitSync(&async.WaitSyncConfig{
Get: func() (interface{}, bool, error) {
ns, err := s.GetNamespace(&GetNamespaceRequest{
Region: req.Region,
NamespaceID: req.NamespaceID,
}, opts...)
if err != nil {
return nil, false, err
}
_, isTerminal := terminalStatus[ns.Status]
return ns, isTerminal, err
},
Timeout: timeout,
IntervalStrategy: async.LinearIntervalStrategy(retryInterval),
})
if err != nil {
return nil, errors.Wrap(err, "waiting for namespace failed")
}
return namespace.(*Namespace), nil
}
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