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Date: Thu, 19 Dec 1996 13:13:33 +0100
From: Ferdinand Schinagl <ferdi@roentgen.hlphys.uni-linz.ac.at>
Organization: Institut fuer Halbleiterphysik
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To: submit@bugs.debian.org
Subject: lprm: permission denied
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Package: lpr
Version: 5.9-13

When I try to remove queued print jobs 'lprm' replies
with 'Permission denied' messages. Only root can remove
jobs:

$ ll |lpr -Plp4 -
$ lpq -Plp4
lp4 is ready and printing
Rank   Owner      Job  Files                                 Total Size
active ferdi      25   (standard input)                      882 bytes
$ lprm -P lp4 25
cfA025Aa09984: Permission denied
cfA025Aa09984: Permission denied
$

Here are the permissions of the relevant files:
$ ll /usr/bin/lp*
-rwxr-xr-x   1 root     root         4969 Nov 24 21:04 /usr/bin/lpf
-rwsr-sr-x   1 root     lp          13317 Nov 24 21:04 /usr/bin/lpq
-rwsr-sr-x   1 root     lp          14277 Nov 24 21:04 /usr/bin/lpr
-rwsr-sr-x   1 root     lp          13157 Nov 24 21:04 /usr/bin/lprm
-rwxr-xr-x   1 root     root         3329 Nov 24 21:04 /usr/bin/lptest

This is the corresponding spool directory:
$ ll /var/spool/lpd/ 
total 9
drwxr-sr-x   2 root     lp           1024 Dec 19 16:46
PS_600dpi-a4-auto-mono
drwxr-sr-x   2 root     lp           1024 Nov 01 02:20
cdj550-a4-ascii-color
drwxr-sr-x   2 root     lp           1024 Nov 20 22:54
cdj550-a4-ascii-mono
drwxr-sr-x   2 root     lp           1024 Dec 19 16:58
cdj550-a4-auto-color
drwxr-sr-x   2 root     lp           1024 Nov 05 23:41
cdj550-a4-auto-mono
drwxr-sr-x   2 root     lp           1024 Dec 13 01:20 cdj550-raw
drwxrwsr-x   2 root     lp           1024 Oct 03 22:54 lp
-rw-------   1 lp       lp              5 Dec 18 03:53
lpd.lock.dirac.printer
drwxrwsr-x   2 root     lp           1024 Dec 19 16:46 remote

This is 'lp4's spooling area:
$ ll /var/spool/lpd/cdj550-a4-auto-color/
total 5
-rw-r--r--   1 root     lp              0 Nov 20 22:22 acct
-rw-rw----   1 daemon   lp            112 Dec 19 16:58 cfA025Aa09984
-rw-rw----   1 ferdi    lp            882 Dec 19 16:58 dfA025Aa09984
-rw-r--r--   1 root     lp             19 Dec 19 16:58 lock
-rw-r--r--   1 root     lp            216 Dec 19 16:58 log
-rw-rw-r--   1 root     lp             26 Dec 19 16:58 status

$ uname -a
Linux dirac 2.0.27 #1 Fri Dec 6 13:27:33 PST 1996 i586
$ ll /lib/libc.*
lrwxrwxrwx   1 root     root           14 Oct 03 22:21 /lib/libc.so.4 ->
libc.so.4.6.27
-rwxr-xr-x   1 root     root       634880 May 29  1996
/lib/libc.so.4.6.27
lrwxrwxrwx   1 root     root           14 Dec 19 16:14 /lib/libc.so.5 ->
libc.so.5.4.17
-rwxr-xr-x   1 root     root       565296 Dec 15 06:50
/lib/libc.so.5.4.17

$ cat /etc/printcap
## /etc/printcap: printer capability database. See printcap(5).
## You can use the filter entries df, tf, cf, gf etc. for
## your own filters. See /etc/filter.ps, /etc/filter.pcl and
## the printcap(5) manual page for further details.
#
rlp|remote|hplj4|Remote printer entry:\
        :lp=:\
        :rm=HPLJ4:\
        :rp=hplj4:\
        :sd=/var/spool/lpd/remote:\
        :mx#0:\
        :sh:
# LABEL apsfilter
# apsfilter setup Wed Nov 20 22:22:45 MET 1996
#
# APS_BASEDIR:/usr/lib/apsfilter
#
#
ascii|lp1|cdj550-a4-ascii-mono|cdj550 ascii mono:\
        :lp=/dev/lp1:\
        :sd=/var/spool/lpd/cdj550-a4-ascii-mono:\
        :lf=/var/spool/lpd/cdj550-a4-ascii-mono/log:\
        :af=/var/spool/lpd/cdj550-a4-ascii-mono/acct:\
        :if=/usr/lib/apsfilter/filter/aps-cdj550-a4-ascii-mono:\
        :mx#0:\
        :sh:
#
lp2|cdj550-a4-auto-mono|cdj550 auto mono:\
        :lp=/dev/lp1:\
        :sd=/var/spool/lpd/cdj550-a4-auto-mono:\
        :lf=/var/spool/lpd/cdj550-a4-auto-mono/log:\
        :af=/var/spool/lpd/cdj550-a4-auto-mono/acct:\
        :if=/usr/lib/apsfilter/filter/aps-cdj550-a4-auto-mono:\
        :mx#0:\
        :sh:
#
lp3|cdj550-a4-ascii-color|cdj550 ascii color:\
        :lp=/dev/lp1:\
        :sd=/var/spool/lpd/cdj550-a4-ascii-color:\
        :lf=/var/spool/lpd/cdj550-a4-ascii-color/log:\
        :af=/var/spool/lpd/cdj550-a4-ascii-color/acct:\
        :if=/usr/lib/apsfilter/filter/aps-cdj550-a4-ascii-color:\
        :mx#0:\
        :sh:
#
lp4|cdj550-a4-auto-color|cdj550 auto color:\
        :lp=/dev/lp1:\
        :sd=/var/spool/lpd/cdj550-a4-auto-color:\
        :lf=/var/spool/lpd/cdj550-a4-auto-color/log:\
        :af=/var/spool/lpd/cdj550-a4-auto-color/acct:\
        :if=/usr/lib/apsfilter/filter/aps-cdj550-a4-auto-color:\
        :mx#0:\
        :sh:
#
raw|lp5|cdj550-a4-raw|cdj550 auto raw:\
        :lp=/dev/lp1:\
        :sd=/var/spool/lpd/cdj550-raw:\
        :lf=/var/spool/lpd/cdj550-raw/log:\
        :af=/var/spool/lpd/cdj550-raw/acct:\
        :if=/usr/lib/apsfilter/filter/aps-cdj550-a4-raw:\
        :mx#0:\
        :sh:
#
lp|PS_600dpi-a4-auto-mono|PS_600dpi auto mono:\
        :lp=/dev/null:\
        :sd=/var/spool/lpd/PS_600dpi-a4-auto-mono:\
        :lf=/var/spool/lpd/PS_600dpi-a4-auto-mono/log:\
        :af=/var/spool/lpd/PS_600dpi-a4-auto-mono/acct:\
        :if=/usr/lib/apsfilter/filter/aps-PS_600dpi-a4-auto-mono:\
        :mx#0:\
        :sh:

I am using Debian 1.2.