winsup/cygserver/cygserver-config

   1 #!/bin/bash
   2 #
   3 # This file is part of the Cygwin DLL.
   4
   5 # Directory where the config files are stored
   6 SYSCONFDIR=/etc
   7 LOCALSTATEDIR=/var
   8
   9 progname=$0
  10 auto_answer=""
  11 service_name=cygserver
  12
  13 request()
  14 {
  15   if [ "${auto_answer}" = "yes" ]
  16   then
  17     echo "$1 (yes/no) yes"
  18     return 0
  19   elif [ "${auto_answer}" = "no" ]
  20   then
  21     echo "$1 (yes/no) no"
  22     return 1
  23   fi
  24
  25   answer=""
  26   while [ "X${answer}" != "Xyes" -a "X${answer}" != "Xno" ]
  27   do
  28     echo -n "$1 (yes/no) "
  29     read -e answer
  30   done
  31   if [ "X${answer}" = "Xyes" ]
  32   then
  33     return 0
  34   else
  35     return 1
  36   fi
  37 }
  38
  39 # Check options
  40
  41 while :
  42 do
  43   case $# in
  44   0)
  45     break
  46     ;;
  47   esac
  48
  49   option=$1
  50   shift
  51
  52   case "${option}" in
  53   -d | --debug )
  54     set -x
  55     ;;
  56
  57   -y | --yes )
  58     auto_answer=yes
  59     ;;
  60
  61   -n | --no )
  62     auto_answer=no
  63     ;;
  64
  65   -N | --name )
  66     service_name=$1
  67     shift
  68     ;;
  69
  70   *)
  71     echo "usage: ${progname} [OPTION]..."
  72     echo
  73     echo "This script creates an Cygserver service configuration."
  74     echo
  75     echo "Options:"
  76     echo "  --debug  -d            Enable shell's debug output."
  77     echo "  --yes    -y            Answer all questions with \"yes\" automatically."
  78     echo "  --no     -n            Answer all questions with \"no\" automatically."
  79     echo "  --name   -N <name>     cygserver windows service name."
  80     echo
  81     exit 1
  82     ;;
  83
  84   esac
  85 done
  86
  87 # Check if running on NT
  88 _sys="`uname`"
  89 _nt=`expr "${_sys}" : "CYGWIN_NT"`
  90
  91 # Check for running cygserver processes first.
  92 if ps -ef | grep -v grep | grep -q ${service_name}
  93 then
  94   echo
  95   echo "There is a cygserver (${service_name}) already running. Nothing to do, apparently."
  96   echo
  97   exit 1
  98 fi
  99
 100 # Check for ${SYSCONFDIR} directory
 101 if [ -e "${SYSCONFDIR}" -a ! -d "${SYSCONFDIR}" ]
 102 then
 103   echo
 104   echo "${SYSCONFDIR} is existant but not a directory."
 105   echo "Cannot create global configuration file."
 106   echo
 107   exit 1
 108 fi
 109
 110 # Create it if necessary
 111 if [ ! -e "${SYSCONFDIR}" ]
 112 then
 113   mkdir "${SYSCONFDIR}"
 114   if [ ! -e "${SYSCONFDIR}" ]
 115   then
 116     echo
 117     echo "Creating ${SYSCONFDIR} directory failed"
 118     echo
 119     exit 1
 120   fi
 121 fi
 122
 123 # Create /var/log if not already existing
 124 if [ -f ${LOCALSTATEDIR}/log ]
 125 then
 126   echo "Creating ${LOCALSTATEDIR}/log failed!"
 127 else
 128   if [ ! -d ${LOCALSTATEDIR}/log ]
 129   then
 130     mkdir -p ${LOCALSTATEDIR}/log
 131   fi
 132 fi
 133
 134 # Check if cygserver.conf exists. If yes, ask for overwriting
 135 if [ -f "${SYSCONFDIR}/cygserver.conf" ]
 136 then
 137   if request "Overwrite existing ${SYSCONFDIR}/cygserver.conf file?"
 138   then
 139     rm -f "${SYSCONFDIR}/cygserver.conf"
 140     if [ -f "${SYSCONFDIR}/cygserver.conf" ]
 141     then
 142       echo
 143       echo "Can't overwrite. ${SYSCONFDIR}/cygserver.conf is write protected."
 144       echo
 145       exit 1
 146     fi
 147   fi
 148 fi
 149
 150 # Create default cygserver.conf from skeleton files in /etc/defaults/etc
 151 if [ ! -f "${SYSCONFDIR}/cygserver.conf" ]
 152 then
 153   echo "Generating ${SYSCONFDIR}/cygserver.conf file"
 154   cp "${SYSCONFDIR}/defaults/etc/cygserver.conf" "${SYSCONFDIR}/cygserver.conf"
 155   if [ ! -f "${SYSCONFDIR}/cygserver.conf" ]
 156   then
 157     echo
 158     echo "Couldn't create ${SYSCONFDIR}/cygserver.conf."
 159     echo "Perhaps there's no default file in ${SYSCONFDIR}/defaults/etc?"
 160     echo "Reinstalling Cygwin might help."
 161     echo
 162     exit 1
 163   fi
 164   chmod 664 "${SYSCONFDIR}/cygserver.conf"
 165   chown 18.544 "${SYSCONFDIR}/cygserver.conf"
 166 fi
 167
 168 # On NT ask if cygserver should be installed as service
 169 if [ ${_nt} -gt 0 ]
 170 then
 171   # But only if it is not already installed
 172   if ! cygrunsrv -Q ${service_name} > /dev/null 2>&1
 173   then
 174     echo
 175     echo
 176     echo "Warning: The following function requires administrator privileges!"
 177     echo
 178     echo "Do you want to install cygserver as service?"
 179     if request "(Say \"no\" if it's already installed as service)"
 180     then
 181       if ! cygrunsrv -I ${service_name} -d "CYGWIN cygserver" -p /usr/sbin/cygserver
 182       then
 183         echo
 184         echo "Installation of cygserver as service failed.  Please check the"
 185         echo "error messages you got.  They might give a clue why it failed."
 186         echo
 187         echo "A good start is either you don't have administrator privileges"
 188         echo "or a missing cygrunsrv binary.  Please check for both."
 189         echo
 190         exit 1
 191       fi
 192       echo
 193       echo "The service has been installed under LocalSystem account."
 194       echo "To start it, call \`net start ${service_name}' or \`cygrunsrv -S ${service_name}'."
 195     fi
 196     touch "${LOCALSTATEDIR}/log/cygserver.log"
 197     chown 18.544 "${LOCALSTATEDIR}/log/cygserver.log"
 198   fi
 199 fi
 200
 201 echo
 202 echo "Further configuration options are available by editing the configuration"
 203 echo "file ${SYSCONFDIR}/cygserver.conf.  Please read the inline information in that"
 204 echo "file carefully. The best option for the start is to just leave it alone."
 205 echo
 206 echo "Basic Cygserver configuration finished. Have fun!"
 207 echo