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     "") pipe=cat;;
  44     *)  pipe="mail -s '$host ${arg##*/} run output' $output";;
  45     esac
  46
  47     success=YES info=YES badconfig=NO   # Defaults when ${run}_* aren't YES/NO
  48     for var in success info badconfig
  49     do
  50         case $(eval echo "\$${arg##*/}_show_$var") in
  51         [Yy][Ee][Ss]) eval $var=YES;;
  52         [Nn][Oo])     eval $var=NO;;
  53         esac
  54     done
  55
  56     case $arg in
  57     /*) if [ -d "$arg" ]
  58         then
  59             dirlist="$arg"
  60         else
  61             echo "$0: $arg not found" >&2
  62             continue
  63         fi;;
  64     *)  dirlist=
  65         for top in /etc/periodic ${local_periodic}
  66         do
  67             [ -d $top/$arg ] && dirlist="$dirlist $top/$arg"
  68         done;;
  69     esac
  70
  71     {
  72         empty=TRUE
  73         processed=0
  74         for dir in $dirlist
  75         do
  76             for file in $dir/*
  77             do
  78                 if [ -x $file -a ! -d $file ]
  79                 then
  80                     output=TRUE
  81                     processed=$(($processed + 1))
  82                     $file </dev/null >$tmp_output 2>&1
  83                     rc=$?
  84                     if [ -s $tmp_output ]
  85                     then
  86                       case $rc in
  87                       0)  [ $success = NO ] && output=FALSE;;
  88                       1)  [ $info = NO ] && output=FALSE;;
  89                       2)  [ $badconfig = NO ] && output=FALSE;;
  90                       esac
  91                       [ $output = TRUE ] && { cat $tmp_output; empty=FALSE; }
  92                     fi
  93                     cp /dev/null $tmp_output
  94                 fi
  95             done
  96         done
  97         if [ $empty = TRUE ]
  98         then
  99           [ $processed = 1 ] && plural= || plural=s
 100           echo "No output from the $processed file$plural processed"
 101         else
 102           echo ""
 103           echo "-- End of $arg output --"
 104         fi
 105     } | eval $pipe
 106 done
 107 rm -f $tmp_output