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authorSebastien Douheret <sebastien.douheret@iot.bzh>2017-11-29 08:54:00 +0100
committerSebastien Douheret <sebastien.douheret@iot.bzh>2017-11-29 11:10:30 +0100
commit2f7828d01f4c4ca2909f95f098627cd5475ed225 (patch)
treeb5e71920b813b95cae3e32044be08b99223348ec /lib/xdsserver/sdks.go
parent5caebfb4b7c3b73988f067082b219ce5b7f409ba (diff)
Refit source files to have a public xs-apiv1 lib package.
Signed-off-by: Sebastien Douheret <sebastien.douheret@iot.bzh>
Diffstat (limited to 'lib/xdsserver/sdks.go')
-rw-r--r--lib/xdsserver/sdks.go127
1 files changed, 127 insertions, 0 deletions
diff --git a/lib/xdsserver/sdks.go b/lib/xdsserver/sdks.go
new file mode 100644
index 0000000..1a40ab5
--- /dev/null
+++ b/lib/xdsserver/sdks.go
@@ -0,0 +1,127 @@
+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{}
+}