1package baremetal
2
3import (
4	"time"
5
6	"github.com/scaleway/scaleway-sdk-go/internal/async"
7	"github.com/scaleway/scaleway-sdk-go/internal/errors"
8	"github.com/scaleway/scaleway-sdk-go/scw"
9)
10
11const (
12	defaultRetryInterval = 15 * time.Second
13	defaultTimeout       = 2 * time.Hour
14)
15
16// WaitForServerRequest is used by WaitForServer method.
17type WaitForServerRequest struct {
18	ServerID      string
19	Zone          scw.Zone
20	Timeout       *time.Duration
21	RetryInterval *time.Duration
22}
23
24// WaitForServer wait for the server to be in a "terminal state" before returning.
25// This function can be used to wait for a server to be created.
26func (s *API) WaitForServer(req *WaitForServerRequest, opts ...scw.RequestOption) (*Server, error) {
27	timeout := defaultTimeout
28	if req.Timeout != nil {
29		timeout = *req.Timeout
30	}
31	retryInterval := defaultRetryInterval
32	if req.RetryInterval != nil {
33		retryInterval = *req.RetryInterval
34	}
35
36	terminalStatus := map[ServerStatus]struct{}{
37		ServerStatusReady:   {},
38		ServerStatusStopped: {},
39		ServerStatusError:   {},
40		ServerStatusLocked:  {},
41		ServerStatusUnknown: {},
42	}
43
44	server, err := async.WaitSync(&async.WaitSyncConfig{
45		Get: func() (interface{}, bool, error) {
46			res, err := s.GetServer(&GetServerRequest{
47				ServerID: req.ServerID,
48				Zone:     req.Zone,
49			}, opts...)
50			if err != nil {
51				return nil, false, err
52			}
53
54			_, isTerminal := terminalStatus[res.Status]
55			return res, isTerminal, err
56		},
57		Timeout:          timeout,
58		IntervalStrategy: async.LinearIntervalStrategy(retryInterval),
59	})
60	if err != nil {
61		return nil, errors.Wrap(err, "waiting for server failed")
62	}
63
64	return server.(*Server), nil
65}
66
67// WaitForServerInstallRequest is used by WaitForServerInstall method.
68type WaitForServerInstallRequest struct {
69	ServerID      string
70	Zone          scw.Zone
71	Timeout       *time.Duration
72	RetryInterval *time.Duration
73}
74
75// WaitForServerInstall wait for the server install to be in a
76// "terminal state" before returning.
77// This function can be used to wait for a server to be installed.
78func (s *API) WaitForServerInstall(req *WaitForServerInstallRequest, opts ...scw.RequestOption) (*Server, error) {
79	timeout := defaultTimeout
80	if req.Timeout != nil {
81		timeout = *req.Timeout
82	}
83	retryInterval := defaultRetryInterval
84	if req.RetryInterval != nil {
85		retryInterval = *req.RetryInterval
86	}
87
88	installTerminalStatus := map[ServerInstallStatus]struct{}{
89		ServerInstallStatusCompleted: {},
90		ServerInstallStatusError:     {},
91		ServerInstallStatusUnknown:   {},
92	}
93
94	server, err := async.WaitSync(&async.WaitSyncConfig{
95		Get: func() (interface{}, bool, error) {
96			res, err := s.GetServer(&GetServerRequest{
97				ServerID: req.ServerID,
98				Zone:     req.Zone,
99			}, opts...)
100			if err != nil {
101				return nil, false, err
102			}
103
104			if res.Install == nil {
105				return nil, false, errors.New("server creation has not begun for server %s", req.ServerID)
106			}
107
108			_, isTerminal := installTerminalStatus[res.Install.Status]
109			return res, isTerminal, err
110		},
111		Timeout:          timeout,
112		IntervalStrategy: async.LinearIntervalStrategy(retryInterval),
113	})
114	if err != nil {
115		return nil, errors.Wrap(err, "waiting for server installation failed")
116	}
117
118	return server.(*Server), nil
119}
120
121// GetServerOffer returns the offer of a baremetal server
122func (s *API) GetServerOffer(server *Server) (*Offer, error) {
123	offer, err := s.GetOffer(&GetOfferRequest{
124		OfferID: server.OfferID,
125		Zone:    server.Zone,
126	})
127	if err != nil {
128		return nil, err
129	}
130
131	return offer, nil
132}
133
134type GetOfferByNameRequest struct {
135	OfferName string
136	Zone      scw.Zone
137}
138
139// GetOfferByName returns an offer from its commercial name
140func (s *API) GetOfferByName(req *GetOfferByNameRequest) (*Offer, error) {
141	res, err := s.ListOffers(&ListOffersRequest{
142		Zone: req.Zone,
143	}, scw.WithAllPages())
144	if err != nil {
145		return nil, err
146	}
147
148	for _, offer := range res.Offers {
149		if req.OfferName == offer.Name {
150			return offer, nil
151		}
152	}
153
154	return nil, errors.New("could not find the offer ID from name %s", req.OfferName)
155}
156