func (fs *FS) CreateFile(anchor string, owner circuit.Addr) error {
// Probably should save addr using durable-like techniques
var w bytes.Buffer
if err := gob.NewEncoder(&w).Encode(&ZFile{owner}); err != nil {
panic(err)
}
parts, _, err := anchorfs.Sanitize(anchor)
if err != nil {
return err
}
_anchor := path.Join(append([]string{fs.root}, parts...)...)
println(_anchor)
if err = zutil.CreateRecursive(fs.zookeeper, _anchor, zutil.PermitAll); err != nil {
return err
}
_, err = fs.zookeeper.Create(
path.Join(_anchor, owner.WorkerID().String()),
string(w.Bytes()),
zookeeper.EPHEMERAL,
zutil.PermitAll,
)
if err != nil {
return err
}
fs.Lock()
defer fs.Unlock()
fs.created[anchor] = struct{}{}
return nil
}
func tailViaSSH(addr circuit.Addr, jailpath string) {
abs := path.Join(config.Config.Install.JailDir(), addr.WorkerID().String(), jailpath)
cmd := exec.Command("ssh", addr.Host(), "tail -f "+abs)
stdout, err := cmd.StdoutPipe()
if err != nil {
println("Pipe problem:", err.Error())
os.Exit(1)
}
if err = cmd.Start(); err != nil {
println("Exec problem:", err.Error())
os.Exit(1)
}
io.Copy(os.Stdout, stdout)
}