Re: Permission denied wrigint second file when using

[Jefferson Ogata <Jefferson.Ogata () noaa gov>]

On 2006-09-13 17:16, John Bourke wrote:
> I have a problem with using tethereal to capture and write series of files.
> The first file writes ok, so there cannot be an issue with file access of
> any type.  The second file gives an error.

I doubt tethereal has anything to do with this.

> [root@Linux root]# mkdir test
> [root@Linux root]# cd test
> [root@Linux test]# ls -l
> total 0
> [root@Linux test]# /usr/sbin/tcpdump -i eth0 -w test.cap -s 0 -C 1
> tcpdump: listening on eth0
> tcpdump: test.cap2: Permission denied
> [root@Linux test]# ls -l
> total 984
> -rw-r--r--    1 root     root      1000531 Sep 13 11:36 test.cap
> [root@Linux test]#
>
> Any ideas ?

The directory needs to be writable by the local tcpdump user, which may
be "pcap".

-- 
Jefferson Ogata <Jefferson.Ogata () noaa gov>
NOAA Computer Incident Response Team (N-CIRT) <ncirt () noaa gov>
"Never try to retrieve anything from a bear."--National Park Service
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