contrib/redhat/sshd.init.old

   1 #!/bin/bash
   2 #
   3 # Init file for OpenSSH server daemon
   4 #
   5 # chkconfig: 2345 55 25
   6 # description: OpenSSH server daemon
   7 #
   8 # processname: sshd
   9 # config: /etc/ssh/ssh_host_key
  10 # config: /etc/ssh/ssh_host_key.pub
  11 # config: /etc/ssh/ssh_random_seed
  12 # config: /etc/ssh/sshd_config
  13 # pidfile: /var/run/sshd.pid
  14
  15 # source function library
  16 . /etc/rc.d/init.d/functions
  17
  18 # pull in sysconfig settings
  19 [ -f /etc/sysconfig/sshd ] && . /etc/sysconfig/sshd
  20
  21 RETVAL=0
  22 prog="sshd"
  23
  24 # Some functions to make the below more readable
  25 KEYGEN=/usr/bin/ssh-keygen
  26 SSHD=/usr/sbin/sshd
  27 RSA1_KEY=/etc/ssh/ssh_host_key
  28 RSA_KEY=/etc/ssh/ssh_host_rsa_key
  29 DSA_KEY=/etc/ssh/ssh_host_dsa_key
  30 PID_FILE=/var/run/sshd.pid
  31
  32 my_success() {
  33   local msg
  34   if [ $# -gt 1 ]; then
  35     msg="$2"
  36   else
  37     msg="done"
  38   fi
  39   case "`type -type success`" in
  40     function)
  41       success "$1"
  42     ;;
  43     *)
  44       echo -n "${msg}"
  45     ;;
  46   esac
  47 }
  48 my_failure() {
  49   local msg
  50   if [ $# -gt 1 ]; then
  51     msg="$2"
  52   else
  53     msg="FAILED"
  54   fi
  55   case "`type -type failure`" in
  56     function)
  57       failure "$1"
  58     ;;
  59     *)
  60       echo -n "${msg}"
  61     ;;
  62   esac
  63 }
  64 do_rsa1_keygen() {
  65         if [ ! -s $RSA1_KEY ]; then
  66                 echo -n "Generating SSH1 RSA host key: "
  67                 if $KEYGEN -q -t rsa1 -f $RSA1_KEY -C '' -N '' >&/dev/null; then
  68                         chmod 600 $RSA1_KEY
  69                         chmod 644 $RSA1_KEY.pub
  70                         my_success "RSA1 key generation"
  71                         echo
  72                 else
  73                         my_failure "RSA1 key generation"
  74                         echo
  75                         exit 1
  76                 fi
  77         fi
  78 }
  79 do_rsa_keygen() {
  80         if [ ! -s $RSA_KEY ]; then
  81                 echo -n "Generating SSH2 RSA host key: "
  82                 if $KEYGEN -q -t rsa -f $RSA_KEY -C '' -N '' >&/dev/null; then
  83                         chmod 600 $RSA_KEY
  84                         chmod 644 $RSA_KEY.pub
  85                         my_success "RSA key generation"
  86                         echo
  87                 else
  88                         my_failure "RSA key generation"
  89                         echo
  90                         exit 1
  91                 fi
  92         fi
  93 }
  94 do_dsa_keygen() {
  95         if [ ! -s $DSA_KEY ]; then
  96                 echo -n "Generating SSH2 DSA host key: "
  97                 if $KEYGEN -q -t dsa -f $DSA_KEY -C '' -N '' >&/dev/null; then
  98                         chmod 600 $DSA_KEY
  99                         chmod 644 $DSA_KEY.pub
 100                         my_success "DSA key generation"
 101                         echo
 102                 else
 103                         my_failure "DSA key generation"
 104                         echo
 105                         exit 1
 106                 fi
 107         fi
 108 }
 109 do_restart_sanity_check() {
 110         $SSHD -t
 111         RETVAL=$?
 112         if [ ! "$RETVAL" = 0 ]; then
 113                 my_failure "Configuration file or keys"
 114                 echo
 115         fi
 116 }
 117
 118
 119 case "$1" in
 120         start)
 121                 # Create keys if necessary
 122                 do_rsa1_keygen;
 123                 do_rsa_keygen;
 124                 do_dsa_keygen;
 125
 126                 echo -n "Starting sshd: "
 127                 if [ ! -f $PID_FILE ] ; then
 128                         sshd $OPTIONS
 129                         RETVAL=$?
 130                         if [ "$RETVAL" = "0" ] ; then
 131                                 my_success "sshd startup" "sshd"
 132                                 touch /var/lock/subsys/sshd
 133                         else
 134                                 my_failure "sshd startup" ""
 135                         fi
 136                 fi
 137                 echo
 138                 ;;
 139         stop)
 140                 echo -n "Shutting down sshd: "
 141                 if [ -f $PID_FILE ] ; then
 142                         killproc sshd
 143                         RETVAL=$?
 144                         [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/sshd
 145                 fi
 146                 echo
 147                 ;;
 148         restart)
 149                 do_restart_sanity_check
 150                 $0 stop
 151                 $0 start
 152                 RETVAL=$?
 153                 ;;
 154         condrestart)
 155                 if [ -f /var/lock/subsys/sshd ] ; then
 156                         do_restart_sanity_check
 157                         $0 stop
 158                         $0 start
 159                         RETVAL=$?
 160                 fi
 161                 ;;
 162         status)
 163                 status sshd
 164                 RETVAL=$?
 165                 ;;
 166         *)
 167                 echo "Usage: sshd {start|stop|restart|status|condrestart}"
 168                 exit 1
 169                 ;;
 170 esac
 171
 172 exit $RETVAL