feat(host): create disk from encrypted snapshot (#14256)

support create disk from encrypted snapshot, new disk encrypt info must
same with snapshot, and should used with libqemuio2.12.

area: host,host-image,fetcherfs
Signed-off-by: wanyaoqi <wanyaoqi1995@163.com>

cmd/fetcherfs/fs.go

@@ -63,7 +63,7 @@ func initFetcherFs() (*FetcherFs, error) {
 		url:       opt.Url,
 	}
 	if err := fetcherFs.fetchMetaInfo(); err != nil {
-		return nil, err
+		return nil, errors.Wrapf(err, "fetch meta info")
 	}
 	segs := strings.Split(opt.Url, "/")
 	if len(segs[len(segs)-1]) == 0 {
@@ -271,5 +271,11 @@ func (fs *FetcherFs) destory() error {
 func NewRequestHeader() http.Header {
 	header := http.Header{}
 	header.Set("X-Auth-Token", opt.Token)
+	if len(opt.EncryptKey) > 0 {
+		header.Set("X-Encrypt-Key", opt.EncryptKey)
+	}
+	if len(opt.EncryptAlg) > 0 {
+		header.Set("X-Encrypt-Alg", opt.EncryptAlg)
+	}
 	return header
 }

cmd/fetcherfs/options.go

@@ -31,6 +31,10 @@ type Options struct {
 	MountPoint string `help:"mount path of fuse fs" required:"true"`
 	Debug      bool   `help:"enable debug go fuse"`
 	Foreground bool   `help:"run in foreground"`
+
+	// image encrypt info
+	EncryptAlg string `help:"image encrypt alg"`
+	EncryptKey string `help:"image encrypt password"`
 }
 
 var opt = &Options{}