// Create a single directory on remote server
func mkone(c *clnt.Clnt, s string) {
fname := normpath(s)
file, oserr := c.FCreate(fname, 0777|go9p.DMDIR, go9p.OWRITE)
if oserr != nil {
fmt.Fprintf(os.Stderr, "error creating directory %s: %v\n", fname, oserr)
return
}
file.Close()
}
func main() {
var n, m int
var user go9p.User
var err error
var c *clnt.Clnt
var file *clnt.File
var buf []byte
flag.Parse()
user = go9p.OsUsers.Uid2User(os.Geteuid())
clnt.DefaultDebuglevel = *debuglevel
c, err = clnt.Mount("tcp", *addr, "", user)
if err != nil {
goto error
}
if flag.NArg() != 1 {
log.Println("invalid arguments")
return
}
file, err = c.FOpen(flag.Arg(0), go9p.OWRITE|go9p.OTRUNC)
if err != nil {
file, err = c.FCreate(flag.Arg(0), 0666, go9p.OWRITE)
if err != nil {
goto error
}
}
buf = make([]byte, 8192)
for {
n, err = os.Stdin.Read(buf)
if err != nil && err != io.EOF {
goto error
}
if n == 0 {
break
}
m, err = file.Write(buf[0:n])
if err != nil {
goto error
}
if m != n {
err = &go9p.Error{"short write", 0}
goto error
}
}
file.Close()
return
error:
log.Println("Error", err)
}
// Copy a local file to remote server
func cmdput(c *clnt.Clnt, s []string) {
var from, to string
switch len(s) {
case 1:
_, to = path.Split(s[0])
to = normpath(to)
from = s[0]
case 2:
from, to = s[0], normpath(s[1])
default:
fmt.Fprintf(os.Stderr, "incorrect arguments; usage: put local [remote]\n")
}
fromfile, err := os.Open(from)
if err != nil {
fmt.Fprintf(os.Stderr, "error opening %s for reading: %s\n", from, err)
return
}
defer fromfile.Close()
file, ferr := c.FOpen(to, go9p.OWRITE|go9p.OTRUNC)
if ferr != nil {
file, ferr = c.FCreate(to, 0666, go9p.OWRITE)
if ferr != nil {
fmt.Fprintf(os.Stderr, "error opening %s for writing: %s\n", to, err)
return
}
}
defer file.Close()
buf := make([]byte, 8192)
for {
n, oserr := fromfile.Read(buf)
if oserr != nil && oserr != io.EOF {
fmt.Fprintf(os.Stderr, "error reading %s: %s\n", from, oserr)
return
}
if n == 0 {
break
}
m, oserr := file.Write(buf[0:n])
if oserr != nil {
fmt.Fprintf(os.Stderr, "error writing %s: %v\n", to, oserr)
return
}
if m != n {
fmt.Fprintf(os.Stderr, "short write %s\n", to)
return
}
}
}
// Write the string s to remote file f. Create f if it doesn't exist
func writeone(c *clnt.Clnt, f, s string) {
fname := normpath(f)
file, oserr := c.FCreate(fname, 0666, go9p.OWRITE)
if oserr != nil {
file, oserr = c.FOpen(fname, go9p.OWRITE|go9p.OTRUNC)
if oserr != nil {
fmt.Fprintf(os.Stderr, "error opening %s: %v\n", fname, oserr)
return
}
}
defer file.Close()
m, oserr := file.Write([]byte(s))
if oserr != nil {
fmt.Fprintf(os.Stderr, "error writing to %s: %v\n", fname, oserr)
return
}
if m != len(s) {
fmt.Fprintf(os.Stderr, "short write %s\n", fname)
return
}
}