Re: Endless sftp ls listings on Tru64

From: Darren Tucker (dtucker_at_dodgy.net.au)
Date: 05/31/03

  • Next message: Sascha Schwarz: "Putty key format." 
    Date: Sat, 31 May 2003 02:34:17 GMT

    In article <ldo-A3B778.21361430052003@news.wave.co.nz>,
    Lawrence DčOliveiro <ldo@geek-central.gen.new_zealand> wrote:
    >I wonder if anyone else has come across this problem: when you sftp to
    >an OpenSSH server (version 3.6.1p2) running on Compaq/HP Tru64 UNIX 5.1
    >and try the "ls" command on an NFS-mounted volume, either you get an
    >endless repetition of the same directory listing over and over, or it
    >seems to hang and return nothing at all.
    >
    >I managed to track down what the problem was: it's a subtle issue with
    >the semantics of the readdir call. When readdir returns NULL, that means
    >you've reached the end of the directory. However, it's not clear to me
    >what's supposed to happen if you call readdir on the same directory
    >handle again.

    I read the spec [1] and it's not clear what happens in that case either,
    but by my reading the behaviour described could be compliant (wierd,
    but compliant).

    >I came up with a patch to sftp-server.c to work around this, but I'll
    >hold off submitting a bug report to the OpenSSH folks until I get an
    >opinion from others on where the bug really lies :).

    I'd open an OpenSSH bugzilla bug for it.

    [1] http://www.opengroup.org/onlinepubs/007904975/functions/readdir.html 

    -- 
Darren Tucker (dtucker at zip.com.au)
GPG key 8FF4FA69 / D9A3 86E9 7EEE AF4B B2D4  37C9 C982 80C7 8FF4 FA69
    Good judgement comes with experience. Unfortunately, the experience
usually comes from bad judgement.
  • Next message: Sascha Schwarz: "Putty key format."

    Relevant Pages