// Fix this: Move it to utils and make it return string
func getClientFilePath(vinfo *volume.Volinfo, path *string) error {
vdir := utils.GetVolumeDir(vinfo.Name)
// Create volume directory (/var/lib/glusterd/vols/<VOLNAME>)
err := os.MkdirAll(vdir, os.ModeDir|os.ModePerm)
if err != nil {
return err
}
*path = fmt.Sprintf("%s/trusted-%s.tcp-fuse.vol", vdir, vinfo.Name)
return err
}
// GenerateVolfile function will do all task from graph generation to volfile generation
func GenerateVolfile(vinfo *volume.Volinfo) error {
var cpath string
var err error
var f *os.File
graph := GenerateGraph(vinfo, "CLIENT")
//Generate client volfile
err = getClientFilePath(vinfo, &cpath)
if err != nil {
return err
}
f, err = os.Create(cpath)
if err != nil {
return err
}
graph.DumpGraph(f)
f.Close()
// Generate brick volfiles
for _, b := range vinfo.Bricks {
// Create 'vols' directory.
vdir := utils.GetVolumeDir(vinfo.Name)
err := os.MkdirAll(vdir, os.ModeDir|os.ModePerm)
if err != nil {
return err
}
// Get brick volfile path
cpath = utils.GetBrickVolFilePath(vinfo.Name, b.Hostname, b.Path)
f, err = os.Create(cpath)
if err != nil {
return err
}
replacer := strings.NewReplacer(
"<volume-name>", vinfo.Name,
"<volume-id>", vinfo.ID.String(),
"<brick-path>", b.Path)
_, err = replacer.WriteString(f, brick.VolfileTemplate)
if err != nil {
return err
}
f.Close()
}
return nil
}
// SocketFile returns path to the brick socket file used for IPC.
func (b *Brick) SocketFile() string {
if b.socketfilepath != "" {
return b.socketfilepath
}
// This looks a little convoluted but just doing what gd1 did...
// First we form a fake path to the socket file
// Example: /var/lib/glusterd/vols/<vol-name>/run/<host-name>-<brick-path>
brickPathWithoutSlashes := strings.Trim(strings.Replace(b.brickinfo.Path, "/", "-", -1), "-")
fakeSockFileName := fmt.Sprintf("%s-%s", b.brickinfo.Hostname, brickPathWithoutSlashes)
volumedir := utils.GetVolumeDir(b.volName)
fakeSockFilePath := path.Join(volumedir, "run", fakeSockFileName)
// Then md5sum of the above path shall be the name of socket file.
// Example: /var/run/gluster/<md5sum-hash>.socket
checksumData := []byte(fakeSockFilePath)
glusterdSockDir := path.Join(config.GetString("rundir"), "gluster")
b.socketfilepath = fmt.Sprintf("%s/%x.socket", glusterdSockDir, md5.Sum(checksumData))
return b.socketfilepath
}
