[BusyBox] [ANNOUNCE] utelnetd-0.1.1
WILSON,RICH (A-LakeStevens,ex1)
rich_wilson at agilent.com
Mon May 20 14:03:03 UTC 2002
> ....and made sure that
> /dev/pts was mounted.
# mount -t devpts none /dev/pts
# mount
/dev/root on / type ext2 (rw)
none on /proc type proc (rw)
/dev/mtdblock0 on /flash type jffs2 (rw)
none on /dev/pts type devpts (rw)
Hmm, I forgot to do the mount.
# mount -t devpts none /dev/pts
# mount
/dev/root on / type ext2 (rw)
none on /proc type proc (rw)
/dev/mtdblock0 on /flash type jffs2 (rw)
none on /dev/pts type devpts (rw)
# Oh well, it didn't seem to make any
difference.
Rich Wilson
Agilent Technologies
425-335-2245
rich_wilson at agilent.com
> -----Original Message-----
> From: Glenn Heard [mailto:GHeard at AltronicInc.com]
> Sent: Wednesday, May 15, 2002 1:33 PM
> To: busybox at busybox.net
> Subject: RE: [BusyBox] [ANNOUNCE] utelnetd-0.1.1
>
>
> Hello,
>
> I had the same problem on my bb system when I was
> trying to use the telnetd patch with /dev/ptyxx. Mine worked
> a lot better when I defined a devfs system and made sure that
> /dev/pts was mounted. This worked, so I went away happy
> without having to know why the old /dev/ptyxx method didn't work.
>
> Glenn Heard rayzer at zoominternet.net
> Software Engineer gheard at altronicinc.com
> Altronic Inc. www.altronicinc.com
> ICQ: 123194600 www.zoominternet.net/~rayzer
> ---
> 'hAS ANYONE SEEN MY cAPSLOCK KEY?'
>
> > -----Original Message-----
> > From: WILSON,RICH (A-LakeStevens,ex1)
> [mailto:rich_wilson at agilent.com]
> > Sent: Wednesday, May 15, 2002 4:12 PM
> > To: 'Robert Schwebel'; busybox at busybox.net
> > Subject: RE: [BusyBox] [ANNOUNCE] utelnetd-0.1.1
> >
> >
> > I thought I'd try this out on my system, and I'm having
> some trouble.
> >
> > What I did:
> >
> > Used uClibc
> > Replaced the login program with "/bin/sh"
> > Cross-compiled for PPC
> >
> > What happened:
> > Client is happy, echos characters, but shows no sign of
> > any response
> > On the server:
> >
> > # utelnetd -d
> > telnetd: starting
> > port: 23; login program: /bin/sh
> > daemonizing
> > #
> >
> > And then, when it gets a connection,
> >
> > getpty(): got pty /dev/pts/0
> > Ignoring IAC 0xff, DO, SUPPRESS GO AHEAD
> > Ignoring IAC 0xff, WILL, TERMINAL TYPE
> > Ignoring IAC 0xff, WONT, ECHO
> > Ignoring IAC 0xff, WONT, LFLOW
> > Ignoring IAC 0xff, DO, ECHO
> >
> > ps looks like
> >
> > # ps
> > PID Uid VmSize Stat Command
> > 1 0 668 S init
> > 2 0 S [keventd]
> > 3 0 S [ksoftirqd_CPU0]
> > 4 0 S [kswapd]
> > 5 0 S [bdflush]
> > 6 0 S [kupdated]
> > 7 0 S [mtdblockd]
> > 15 0 S [jffs2_gcd_mtd0]
> > 75 0 688 S /bin/sh -i -s
> > 85 0 412 S utelnetd -d
> > 88 0 Z [utelnetd]
> > 89 0 668 R ps
> > #
> >
> > Doing "killall utelnetd", the client notices and exits.
> >
> > Any ideas? I don't have time to go into debug mode at the moment.
> >
> > Rich
> >
> > Rich Wilson
> > Agilent Technologies
> > 425-335-2245
> > rich_wilson at agilent.com
> >
> > > -----Original Message-----
> > > From: Robert Schwebel [mailto:robert at schwebel.de]
> > > Sent: Wednesday, May 15, 2002 12:10 AM
> > > To: busybox at busybox.net
> > > Subject: [BusyBox] [ANNOUNCE] utelnetd-0.1.1
> > >
> > >
> > > Hi,
> > >
> > > I have been searching for a standalone telnet daemon for
> > > quite a long time
> > > yet, but didn't find something reasonable so far. Some time
> > ago, Jörg
> > > Schmitz-Linneweber has posted a busybox applet on this list,
> > > but due to
> > > security reasons it seems to be a bad idea to have telnetd
> > > integrated into
> > > BB. So I have now taken Jörg's applet and made it standalone,
> > > with some
> > > additions:
> > >
> > > http://www.pengutronix.de/software/utelnetd_en.html
> > >
> > > - Works standalone, so can be easily taken away on production
> > > machines
> > > - No problems with first login, <ctrl-c> character
> > > - Works with normal /dev and /devfs (for ptys)
> > > - Not tested with uClibc yet
> > >
> > > Thanks to Bjorn Wesen, Vladimir Oleynik and Joerg
> > > Schmitz-Linneweber for
> > > the code!
> > >
> > > Any help, ideas and patches are welcome.
> > >
> > > Robert
> > > --
> > > +--------------------------------------------------------+
> > > | Dipl.-Ing. Robert Schwebel | http://www.pengutronix.de |
> > > | Pengutronix - Linux Solutions for Science and Industry |
> > > | Braunschweiger Str. 79, 31134 Hildesheim, Germany |
> > > | Phone: +49-5121-28619-0 | Fax: +49-5121-28619-4 |
> > > +--------------------------------------------------------+
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