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authorSebastien Douheret <sebastien.douheret@iot.bzh>2017-08-26 11:29:56 +0200
committerSebastien Douheret <sebastien.douheret@iot.bzh>2017-08-26 11:29:56 +0200
commit5e120c466686880c5bf6b94043dd01edc261fef9 (patch)
tree9d3071f226bd0b234540bd20bdab0c77d3bca164 /lib/folder/folder-pathmap.go
parente113bbc75f88457d29f11823af0ff902e7c2ac8b (diff)
parent0367a6f9f2f868d785f197a052840ec621a681a6 (diff)
Merge remote-tracking branch 'origin/wip'
Diffstat (limited to 'lib/folder/folder-pathmap.go')
-rw-r--r--lib/folder/folder-pathmap.go115
1 files changed, 115 insertions, 0 deletions
diff --git a/lib/folder/folder-pathmap.go b/lib/folder/folder-pathmap.go
new file mode 100644
index 0000000..f73f271
--- /dev/null
+++ b/lib/folder/folder-pathmap.go
@@ -0,0 +1,115 @@
+package folder
+
+import (
+ "fmt"
+ "io/ioutil"
+ "os"
+ "path/filepath"
+
+ common "github.com/iotbzh/xds-common/golib"
+ "github.com/iotbzh/xds-server/lib/xdsconfig"
+ uuid "github.com/satori/go.uuid"
+)
+
+// IFOLDER interface implementation for native/path mapping folders
+
+// PathMap .
+type PathMap struct {
+ globalConfig *xdsconfig.Config
+ config FolderConfig
+}
+
+// NewFolderPathMap Create a new instance of PathMap
+func NewFolderPathMap(gc *xdsconfig.Config) *PathMap {
+ f := PathMap{
+ globalConfig: gc,
+ }
+ return &f
+}
+
+// NewUID Get a UUID
+func (f *PathMap) NewUID(suffix string) string {
+ return uuid.NewV1().String() + "_" + suffix
+}
+
+// Add a new folder
+func (f *PathMap) Add(cfg FolderConfig) (*FolderConfig, error) {
+ if cfg.DataPathMap.ServerPath == "" {
+ return nil, fmt.Errorf("ServerPath must be set")
+ }
+
+ // Use shareRootDir if ServerPath is a relative path
+ dir := cfg.DataPathMap.ServerPath
+ if !filepath.IsAbs(dir) {
+ dir = filepath.Join(f.globalConfig.FileConf.ShareRootDir, dir)
+ }
+
+ // Sanity check
+ if !common.Exists(dir) {
+ // try to create if not existing
+ if err := os.MkdirAll(dir, 0755); err != nil {
+ return nil, fmt.Errorf("Cannot create ServerPath directory: %s", dir)
+ }
+ }
+ if !common.Exists(dir) {
+ return nil, fmt.Errorf("ServerPath directory is not accessible: %s", dir)
+ }
+ file, err := ioutil.TempFile(dir, "xds_pathmap_check")
+ if err != nil {
+ return nil, fmt.Errorf("ServerPath sanity check error: %s", err.Error())
+ }
+ defer os.Remove(file.Name())
+
+ msg := "sanity check PathMap Add folder"
+ n, err := file.Write([]byte(msg))
+ if err != nil || n != len(msg) {
+ return nil, fmt.Errorf("ServerPath sanity check error: %s", err.Error())
+ }
+
+ f.config = cfg
+ f.config.RootPath = dir
+ f.config.DataPathMap.ServerPath = dir
+ f.config.IsInSync = true
+ f.config.Status = StatusEnable
+
+ return &f.config, nil
+}
+
+// GetConfig Get public part of folder config
+func (f *PathMap) GetConfig() FolderConfig {
+ return f.config
+}
+
+// GetFullPath returns the full path
+func (f *PathMap) GetFullPath(dir string) string {
+ if &dir == nil {
+ return f.config.DataPathMap.ServerPath
+ }
+ return filepath.Join(f.config.DataPathMap.ServerPath, dir)
+}
+
+// Remove a folder
+func (f *PathMap) Remove() error {
+ // nothing to do
+ return nil
+}
+
+// RegisterEventChange requests registration for folder change event
+func (f *PathMap) RegisterEventChange(cb *EventCB, data *EventCBData) error {
+ return nil
+}
+
+// UnRegisterEventChange remove registered callback
+func (f *PathMap) UnRegisterEventChange() error {
+ return nil
+}
+
+// Sync Force folder files synchronization
+func (f *PathMap) Sync() error {
+ return nil
+}
+
+// IsInSync Check if folder files are in-sync
+func (f *PathMap) IsInSync() (bool, error) {
+ return true, nil
+}