usr/src/cmd/acct/lastlogin.sh

   1 #!/sbin/sh
   2 #
   3 # CDDL HEADER START
   4 #
   5 # The contents of this file are subject to the terms of the
   6 # Common Development and Distribution License, Version 1.0 only
   7 # (the "License").  You may not use this file except in compliance
   8 # with the License.
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  10 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  11 # or http://www.opensolaris.org/os/licensing.
  12 # See the License for the specific language governing permissions
  13 # and limitations under the License.
  14 #
  15 # When distributing Covered Code, include this CDDL HEADER in each
  16 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  17 # If applicable, add the following below this CDDL HEADER, with the
  18 # fields enclosed by brackets "[]" replaced with your own identifying
  19 # information: Portions Copyright [yyyy] [name of copyright owner]
  20 #
  21 # CDDL HEADER END
  22 #
  23 #       Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T
  24 #         All Rights Reserved
  25
  26
  27 #ident  "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.6   */
  28 #       "lastlogin - keep record of date each person last logged in"
  29 #       "bug - the date shown is usually 1 more than it should be "
  30 #       "       because lastlogin is run at 4am and checks the last"
  31 #       "       24 hrs worth of process accounting info (in pacct)"
  32 PATH=/usr/lib/acct:/usr/bin:/usr/sbin
  33 cd /var/adm/acct
  34 if test ! -r sum/loginlog; then
  35         nulladm sum/loginlog
  36 fi
  37 #       "cleanup loginlog - delete entries of those no longer in"
  38 #       "/etc/passwd and add an entry for those recently added"
  39 #       "line 1 - get file of current logins in same form as loginlog"
  40 #       "line 2 - merge the 2 files; use uniq to delete common"
  41 #       "lines resulting in those lines which need to be"
  42 #       "deleted or added from loginlog"
  43 #       "line 3 - result of sort will be a file with 2 copies"
  44 #       "of lines to delete and 1 copy of lines that are "
  45 #       "valid; use uniq to remove duplicate lines"
  46 getent passwd | sed "s/\([^:]*\).*/00-00-00  \1/" |\
  47 sort +1 - sum/loginlog | uniq -u +10 |\
  48 sort +1 - sum/loginlog |uniq -u > sum/tmploginlog
  49 cp sum/tmploginlog sum/loginlog
  50 #       "update loginlog"
  51 _d="`date +%y-%m-%d`"
  52 _day=`date +%m%d`
  53 #       "lines 1 and 2 - remove everything from the total"
  54 #       "acctng records with connect info except login"
  55 #       "name and adds the date"
  56 #       "line 3 - sorts in reverse order by login name; gets"
  57 #       "1st occurrence of each login name and resorts by date"
  58 acctmerg -a < nite/ctacct.$_day | \
  59 sed -e "s/^[^   ]*[     ]\([^   ]*\)[   ].*/$_d  \1/" | \
  60 nawk    '/^00-00-00/ {
  61                 $0 = "00" $0
  62         }
  63         /^[0-9][0-9]-/ {
  64                 d=substr($0,1,2);
  65                 if (d<=68) {
  66                         $0 = "20" $0
  67                 } else {
  68                         $0 = "19" $0
  69                 }
  70         }
  71         { print }' - sum/loginlog | \
  72 sort -r +1 | uniq +10 | sort | \
  73 nawk    '/^[0-9][0-9][0-9][0-9]-/ {
  74         $0 = substr($0,3)
  75     }
  76     { print }' > sum/tmploginlog
  77 cp sum/tmploginlog sum/loginlog
  78 rm -f sum/tmploginlog