feat(dedibox): add waiter support for Service and Server (#2157)

Author: Laure-di

api/dedibox/v1/dedibox_utils.go

@@ -0,0 +1,100 @@
+package dedibox
+
+import (
+	"github.com/scaleway/scaleway-sdk-go/internal/async"
+	"github.com/scaleway/scaleway-sdk-go/internal/errors"
+	"github.com/scaleway/scaleway-sdk-go/scw"
+	"time"
+)
+
+const (
+	defaultRetryInterval = time.Second * 15
+	defaultTimeout       = time.Minute * 30
+)
+
+type WaitForServiceRequest struct {
+	ServiceID     uint64
+	Zone          scw.Zone
+	Timeout       *time.Duration
+	RetryInterval *time.Duration
+}
+
+func (s *API) WaitForService(req *WaitForServiceRequest, opts ...scw.RequestOption) (*Service, error) {
+	timeout := defaultTimeout
+	if req.Timeout != nil {
+		timeout = *req.Timeout
+	}
+	retryInterval := defaultRetryInterval
+	if req.RetryInterval != nil {
+		retryInterval = *req.RetryInterval
+	}
+	terminalStatus := map[ServiceProvisioningStatus]struct{}{
+		ServiceProvisioningStatusReady:   {},
+		ServiceProvisioningStatusError:   {},
+		ServiceProvisioningStatusExpired: {},
+	}
+	service, err := async.WaitSync(&async.WaitSyncConfig{
+		Get: func() (interface{}, bool, error) {
+			service, err := s.GetService(&GetServiceRequest{
+				Zone:      req.Zone,
+				ServiceID: req.ServiceID,
+			}, opts...)
+			if err != nil {
+				return nil, false, err
+			}
+			_, isTerminal := terminalStatus[service.ProvisioningStatus]
+			return service, isTerminal, nil
+		},
+		IntervalStrategy: async.LinearIntervalStrategy(retryInterval),
+		Timeout:          timeout,
+	})
+	if err != nil {
+		return nil, errors.Wrap(err, "waiting for service failed")
+	}
+	return service.(*Service), nil
+}
+
+type WaitForServerRequest struct {
+	ServerID      uint64
+	Zone          scw.Zone
+	Timeout       *time.Duration
+	RetryInterval *time.Duration
+}
+
+func (s *API) WaitForServer(req *WaitForServerRequest, opts ...scw.RequestOption) (*Server, error) {
+	timeout := defaultTimeout
+	if req.Timeout != nil {
+		timeout = *req.Timeout
+	}
+	retryInterval := defaultRetryInterval
+	if req.RetryInterval != nil {
+		retryInterval = *req.RetryInterval
+	}
+	terminalStatus := map[ServerStatus]struct{}{
+		ServerStatusReady:   {},
+		ServerStatusError:   {},
+		ServerStatusLocked:  {},
+		ServerStatusStopped: {},
+		ServerStatusBusy:    {},
+		ServerStatusRescue:  {},
+	}
+	server, err := async.WaitSync(&async.WaitSyncConfig{
+		Get: func() (interface{}, bool, error) {
+			server, err := s.GetServer(&GetServerRequest{
+				Zone:     req.Zone,
+				ServerID: req.ServerID,
+			}, opts...)
+			if err != nil {
+				return nil, false, err
+			}
+			_, isTerminal := terminalStatus[server.Status]
+			return server, isTerminal, nil
+		},
+		IntervalStrategy: async.LinearIntervalStrategy(retryInterval),
+		Timeout:          timeout,
+	})
+	if err != nil {
+		return nil, errors.Wrap(err, "waiting for server failed")
+	}
+	return server.(*Server), nil
+}