Can someone explain this: funk:~/tmp% sed 1q /var/run/dmesg.boot OpenBSD 3.0-current (GENERIC) #7: Sat Nov 24 03:52:08 PST 2001 funk:~/tmp% perl -V:version version='5.6.1'; funk:~/tmp% perl -V:.\* |grep uid d_dosuid='undef' d_seteuid='define' d_setresuid='undef' d_setreuid='undef' d_setruid='undef' d_suidsafe='define' uidformat='"lu"' uidsign='1' uidsize='4' uidtype='uid_t' funk:~/tmp% ls -l open_test -r-sr-xr-x 1 cups cups 193 Nov 28 00:05 open_test funk:~/tmp% grep cups /etc/passwd cups:*:1002:1002:CUPS Account:/nonexistent:/sbin/nologin funk:~/tmp% cat ./open_test #!/usr/bin/perl -w use Fcntl;
$path = "/etc/cups/new"; sysopen (FH, $path, O_WRONLY | O_EXCL | O_CREAT, 0400) or die "Couldn't open file: $!\n"; print FH "hello\n"; close (FH); exit (0); funk:~/tmp% ls -l /etc |grep cups drwxrwxr-x 5 root cups 512 Nov 28 05:33 cups funk:~/tmp% ls -l /etc/cups/new colorls: /etc/cups/new: No such file or directory funk:~/tmp% echo $USER jakemsr funk:~/tmp% ./open_test Couldn't open file: Permission denied funk:~/tmp% su Password: funk# echo $USER jakemsr funk# ./open_test Couldn't open file: Permission denied funk# su cups This account is currently not available. funk# chsh -s /bin/sh cups funk# su cups $ echo $USER cups $ ./open_test $ ./open_test Couldn't open file: File exists $ ls -l /etc/cups/new -r-------- 1 cups cups 5 Nov 28 05:36 /etc/cups/new In particular, why neither I nor root could write the file. -- <[EMAIL PROTECTED]> <[EMAIL PROTECTED]> <[EMAIL PROTECTED]>
