usr.sbin/periodic/periodic.sh

   1 #!/bin/sh -
   2 #
   3 # $FreeBSD: src/usr.sbin/periodic/periodic.sh,v 1.9.2.8 2002/05/21 03:09:35 brian Exp $
   4 # $DragonFly: src/usr.sbin/periodic/periodic.sh,v 1.2 2003/06/17 04:29:59 dillon Exp $
   5 #
   6 # Run nightly periodic scripts
   7 #
   8 # usage: periodic { daily | weekly | monthly } - run standard periodic scripts
   9 #        periodic /absolute/path/to/directory  - run periodic scripts in dir
  10 #
  11
  12 usage () {
  13     echo "usage: $0 <directory of files to execute>" 1>&2
  14     echo "or     $0 { daily | weekly | monthly }"    1>&2
  15     exit 1
  16 }
  17
  18 if [ $# -lt 1 ] ; then
  19     usage
  20 fi
  21
  22 # If possible, check the global system configuration file,
  23 # to see if there are additional dirs to check
  24 if [ -r /etc/defaults/periodic.conf ]; then
  25     . /etc/defaults/periodic.conf
  26     source_periodic_confs
  27 fi
  28
  29 host=`hostname`
  30 export host
  31 tmp_output=`mktemp ${TMPDIR:-/tmp}/periodic.XXXXXXXXXX`
  32
  33 # Execute each executable file in the directory list.  If the x bit is not
  34 # set, assume the user didn't really want us to muck with it (it's a
  35 # README file or has been disabled).
  36
  37 for arg
  38 do
  39     # Where's our output going ?
  40     eval output=\$${arg##*/}_output
  41     case "$output" in
  42     /*) pipe="cat >>$output"
  43         verbose=YES
  44         ;;
  45     "") pipe=cat
  46         verbose=YES
  47         ;;
  48     *)  pipe="mail -s '$host ${arg##*/} run output' $output"
  49         verbose=NO
  50         ;;
  51     esac
  52
  53     success=YES info=YES badconfig=NO   # Defaults when ${run}_* aren't YES/NO
  54     for var in success info badconfig verbose
  55     do
  56         case $(eval echo "\$${arg##*/}_show_$var") in
  57         [Yy][Ee][Ss]) eval $var=YES;;
  58         [Nn][Oo])     eval $var=NO;;
  59         esac
  60     done
  61
  62     case $arg in
  63     /*) if [ -d "$arg" ]
  64         then
  65             dirlist="$arg"
  66         else
  67             echo "$0: $arg not found" >&2
  68             continue
  69         fi;;
  70     *)  dirlist=
  71         for top in /etc/periodic ${local_periodic}
  72         do
  73             [ -d $top/$arg ] && dirlist="$dirlist $top/$arg"
  74         done;;
  75     esac
  76
  77     {
  78         empty=TRUE
  79         processed=0
  80         if [ "$verbose" = YES ]
  81         then
  82             echo "-- Start of $arg output -- `date`"
  83         fi
  84         for dir in $dirlist
  85         do
  86             for file in $dir/*
  87             do
  88                 if [ -x $file -a ! -d $file ]
  89                 then
  90                     output=TRUE
  91                     if [ "$verbose" = YES ]
  92                     then
  93                         echo "-- Start of $arg $file output -- `date`"
  94                     fi
  95                     processed=$(($processed + 1))
  96                     $file </dev/null >$tmp_output 2>&1
  97                     rc=$?
  98                     if [ -s $tmp_output ]
  99                     then
 100                       case $rc in
 101                       0)  [ $success = NO ] && output=FALSE;;
 102                       1)  [ $info = NO ] && output=FALSE;;
 103                       2)  [ $badconfig = NO ] && output=FALSE;;
 104                       esac
 105                       [ $output = TRUE ] && { cat $tmp_output; empty=FALSE; }
 106                     fi
 107                     cp /dev/null $tmp_output
 108                 fi
 109             done
 110         done
 111         if [ $empty = TRUE ]
 112         then
 113           [ $processed = 1 ] && plural= || plural=s
 114           echo "No output from the $processed file$plural processed"
 115         else
 116           if [ "$verbose" = YES ]
 117           then
 118             echo ""
 119             echo "-- End of $arg output -- `date`"
 120           fi
 121         fi
 122     } | eval $pipe
 123 done
 124 rm -f $tmp_output