usr.sbin/service/service

   1 #!/bin/sh
   2 #    $NetBSD: service,v 1.7 2015/04/05 11:33:15 apb Exp $
   3 #    service -- run or list system services
   4 #
   5 #  Taken from FreeBSD: releng/10.1/usr.sbin/service/service.sh 268098
   6 #  Modified for NetBSD by Adrian Steinmann in March, 2015
   7 #
   8 #  Copyright (c) 2009 Douglas Barton
   9 #  All rights reserved.
  10 #
  11 #  Redistribution and use in source and binary forms, with or without
  12 #  modification, are permitted provided that the following conditions
  13 #  are met:
  14 #  1. Redistributions of source code must retain the above copyright
  15 #     notice, this list of conditions and the following disclaimer.
  16 #  2. Redistributions in binary form must reproduce the above copyright
  17 #     notice, this list of conditions and the following disclaimer in the
  18 #     documentation and/or other materials provided with the distribution.
  19 #
  20 #  THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  21 #  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22 #  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23 #  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  24 #  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25 #  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26 #  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27 #  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28 #  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29 #  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30 #  SUCH DAMAGE.
  31
  32 export PATH=/sbin:/bin:/usr/sbin:/usr/bin
  33
  34 usage ()
  35 {
  36     local me="${0##*/}"
  37     echo "usage: ${me} [-elv]"
  38     echo "       ${me} [-ev] rc_script_name [rc_script_name2 [...]]"
  39     echo "       ${me} [-v] rc_script_name action"
  40     echo "       -e: List enabled scripts; check if given scripts are enabled"
  41     echo "       -l: List all scripts in rcorder"
  42     echo "       -v: Verbose (mention in which directory script is found)"
  43     echo "rc_directories is currently set to ${rc_directories}"
  44     exit 1
  45 }
  46
  47 # list all files in rc_directories with absolute pathnames
  48 # written to be compatible with ls(1) from pre netbsd-7
  49 _rc_files()
  50 {
  51     local _d _f
  52     for _d in ${rc_directories}; do
  53          if [ -d "$_d" ]; then
  54              for _f in "$_d"/*; do
  55                  [ -f "$_f" -a -x "$_f" ] && echo "$_f"
  56              done
  57          fi
  58     done | xargs rcorder -s nostart ${rc_rcorder_flags} 2>/dev/null
  59     return 0
  60 }
  61
  62 while getopts elv o; do
  63     case "$o" in
  64         e) ENABLED=1 ;;
  65         l) LIST=1 ;;
  66         v) VERBOSE=1 ;;
  67         *) usage ;;
  68     esac
  69 done
  70 shift $( expr $OPTIND - 1 )
  71
  72 [ -n "${ENABLED}" -a -n "${LIST}" ] && usage
  73
  74 . /etc/rc.subr
  75 load_rc_config :
  76
  77 if [ -n "${ENABLED}" ]; then
  78     [ -n "${VERBOSE}" ] && echo "rc_directories is ${rc_directories}" >&2
  79     flt=cat
  80     if [ $# -gt 0 ]
  81     then
  82         flt=$( echo $* | sed -e 's; ;|;g' -e 's;^;egrep /(;' -e 's;$;)$;' )
  83     fi
  84     _rc_files | $flt | while read file
  85     do
  86         if grep -q ^rcvar "$file"; then
  87             eval $( grep ^name= "$file" )
  88             eval $( grep ^rcvar "$file" )
  89             if [ -n "${rcvar}" ]; then
  90                 load_rc_config ${rcvar}
  91                 checkyesno ${rcvar} 2>/dev/null && echo ${file}
  92             fi
  93         fi
  94     done
  95     exit 0
  96 fi
  97
  98 if [ -n "${LIST}" ]; then
  99     [ -n "${VERBOSE}" ] && echo "rc_directories is ${rc_directories}" >&2
 100     _rc_files
 101     exit 0
 102 fi
 103
 104 if [ $# -eq 2 ]; then
 105     script=$1
 106     arg=$2
 107 else
 108     usage
 109 fi
 110
 111 for dir in ${rc_directories}; do
 112     if [ -x "${dir}/${script}" ]; then
 113         [ -n "${VERBOSE}" ] && echo "${script} is located in ${dir}" >&2
 114         # run as in /etc/rc
 115         cd /
 116         umask 022
 117         exec env -i \
 118             HOME=/ PATH=/sbin:/bin:/usr/sbin:/usr/bin \
 119                 "${dir}/${script}" "${arg}"
 120         echo "Failed to exec ${dir}/${script} ${arg}" >&2
 121         exit 255
 122     fi
 123 done
 124
 125 echo "${script} does not exist in ${rc_directories}" >&2
 126 exit 1