aboutsummaryrefslogtreecommitdiffstats
path: root/lib/xdsserver/sdks.go
blob: 1a40ab58c003e906941f67680d5d195faeb7f5b6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
package xdsserver

import (
	"fmt"
	"path"
	"path/filepath"
	"strings"
	"sync"

	common "github.com/iotbzh/xds-common/golib"
	"github.com/iotbzh/xds-server/lib/xsapiv1"
)

// SDKs List of installed SDK
type SDKs struct {
	*Context
	Sdks map[string]*CrossSDK

	mutex sync.Mutex
}

// NewSDKs creates a new instance of SDKs
func NewSDKs(ctx *Context) (*SDKs, error) {
	s := SDKs{
		Context: ctx,
		Sdks:    make(map[string]*CrossSDK),
	}

	// Retrieve installed sdks
	sdkRD := ctx.Config.FileConf.SdkRootDir

	if common.Exists(sdkRD) {

		// Assume that SDK install tree is <rootdir>/<profile>/<version>/<arch>
		dirs, err := filepath.Glob(path.Join(sdkRD, "*", "*", "*"))
		if err != nil {
			ctx.Log.Debugf("Error while retrieving SDKs: dir=%s, error=%s", sdkRD, err.Error())
			return &s, err
		}
		s.mutex.Lock()
		defer s.mutex.Unlock()

		for _, d := range dirs {
			if !common.IsDir(d) {
				continue
			}
			cSdk, err := NewCrossSDK(d)
			if err != nil {
				ctx.Log.Debugf("Error while processing SDK dir=%s, err=%s", d, err.Error())
				continue
			}
			s.Sdks[cSdk.sdk.ID] = cSdk
		}
	}

	ctx.Log.Debugf("SDKs: %d cross sdks found", len(s.Sdks))

	return &s, nil
}

// ResolveID Complete an SDK ID (helper for user that can use partial ID value)
func (s *SDKs) ResolveID(id string) (string, error) {
	if id == "" {
		return "", nil
	}

	match := []string{}
	for iid := range s.Sdks {
		if strings.HasPrefix(iid, id) {
			match = append(match, iid)
		}
	}

	if len(match) == 1 {
		return match[0], nil
	} else if len(match) == 0 {
		return id, fmt.Errorf("Unknown sdk id")
	}
	return id, fmt.Errorf("Multiple sdk IDs found with provided prefix: " + id)
}

// Get returns an SDK from id
func (s *SDKs) Get(id string) *xsapiv1.SDK {
	s.mutex.Lock()
	defer s.mutex.Unlock()

	sc, exist := s.Sdks[id]
	if !exist {
		return nil
	}
	return (*sc).Get()
}

// GetAll returns all existing SDKs
func (s *SDKs) GetAll() []xsapiv1.SDK {
	s.mutex.Lock()
	defer s.mutex.Unlock()
	res := []xsapiv1.SDK{}
	for _, v := range s.Sdks {
		res = append(res, *(*v).Get())
	}
	return res
}

// GetEnvCmd returns the command used to initialized the environment for an SDK
func (s *SDKs) GetEnvCmd(id string, defaultID string) []string {
	if id == "" && defaultID == "" {
		// no env cmd
		return []string{}
	}

	s.mutex.Lock()
	defer s.mutex.Unlock()

	if iid, err := s.ResolveID(id); err == nil {
		if sdk, exist := s.Sdks[iid]; exist {
			return sdk.GetEnvCmd()
		}
	}

	if sdk, exist := s.Sdks[defaultID]; defaultID != "" && exist {
		return sdk.GetEnvCmd()
	}

	// Return default env that may be empty
	return []string{}
}