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By: a guest on May 2nd, 2012  |  syntax: None  |  size: 3.99 KB  |  hits: 29  |  expires: Never
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  1. #! /bin/sh
  2.  
  3. ### BEGIN INIT INFO
  4. # Provides:             sshd
  5. # Required-Start:       $remote_fs $syslog
  6. # Required-Stop:        $remote_fs $syslog
  7. # Default-Start:        2 3 4 5
  8. # Default-Stop:        
  9. # Short-Description:    OpenBSD Secure Shell server
  10. ### END INIT INFO
  11.  
  12. set -e
  13.  
  14. # /etc/init.d/ssh: start and stop the OpenBSD "secure shell(tm)" daemon
  15.  
  16. test -x /usr/sbin/sshd || exit 0
  17. ( /usr/sbin/sshd -\? 2>&1 | grep -q OpenSSH ) 2>/dev/null || exit 0
  18.  
  19. umask 022
  20.  
  21. if test -f /etc/default/ssh_sec; then
  22.     . /etc/default/ssh_sec
  23. fi
  24.  
  25. . /lib/lsb/init-functions
  26.  
  27. if [ -n "$2" ]; then
  28.     SSHD_OPTS="$SSHD_OPTS $2"
  29. fi
  30.  
  31. # Are we running from init?
  32. run_by_init() {
  33.     ([ "$previous" ] && [ "$runlevel" ]) || [ "$runlevel" = S ]
  34. }
  35.  
  36. check_for_no_start() {
  37.     # forget it if we're trying to start, and /etc/ssh/sshd_not_to_be_run exists
  38.     if [ -e /etc/ssh/sshd_not_to_be_run ]; then
  39.         if [ "$1" = log_end_msg ]; then
  40.             log_end_msg 0
  41.         fi
  42.         if ! run_by_init; then
  43.             log_action_msg "OpenBSD Secure Shell server not in use (/etc/ssh/sshd_not_to_be_run)"
  44.         fi
  45.         exit 0
  46.     fi
  47. }
  48.  
  49. check_dev_null() {
  50.     if [ ! -c /dev/null ]; then
  51.         if [ "$1" = log_end_msg ]; then
  52.             log_end_msg 1 || true
  53.         fi
  54.         if ! run_by_init; then
  55.             log_action_msg "/dev/null is not a character device!"
  56.         fi
  57.         exit 1
  58.     fi
  59. }
  60.  
  61. check_privsep_dir() {
  62.     # Create the PrivSep empty dir if necessary
  63.     if [ ! -d /var/run/sshd ]; then
  64.         mkdir /var/run/sshd
  65.         chmod 0755 /var/run/sshd
  66.     fi
  67. }
  68.  
  69. check_config() {
  70.     if [ ! -e /etc/ssh/sshd_not_to_be_run ]; then
  71.         /usr/sbin/sshd $SSHD_OPTS -t || exit 1
  72.     fi
  73. }
  74.  
  75. export PATH="${PATH:+$PATH:}/usr/sbin:/sbin"
  76.  
  77. case "$1" in
  78.   start)
  79.         check_privsep_dir
  80.         check_for_no_start
  81.         check_dev_null
  82.         log_daemon_msg "Starting OpenBSD Secure Shell server" "sshd"
  83.         if start-stop-daemon --start --quiet --oknodo --make-pidfile --pidfile /var/run/ssh_sec.pid --exec /usr/sbin/sshd -- $SSHD_OPTS -f /etc/ssh/sshd_sec_config; then
  84.             log_end_msg 0
  85.         else
  86.             log_end_msg 1
  87.         fi
  88.         ;;
  89.   stop)
  90.         log_daemon_msg "Stopping OpenBSD Secure Shell server" "sshd"
  91.         if start-stop-daemon --stop --quiet --oknodo --make-pidfile --pidfile /var/run/ssh_sec.pid; then
  92.             log_end_msg 0
  93.         else
  94.             log_end_msg 1
  95.         fi
  96.         ;;
  97.  
  98.   reload|force-reload)
  99.         check_for_no_start
  100.         check_config
  101.         log_daemon_msg "Reloading OpenBSD Secure Shell server's configuration" "sshd"
  102.         if start-stop-daemon --stop --signal 1 --quiet --oknodo --make-pidfile --pidfile /var/run/ssh_sec.pid --exec /usr/sbin/sshd; then
  103.             log_end_msg 0
  104.         else
  105.             log_end_msg 1
  106.         fi
  107.         ;;
  108.  
  109.   restart)
  110.         check_privsep_dir
  111.         check_config
  112.         log_daemon_msg "Restarting OpenBSD Secure Shell server" "sshd"
  113.         start-stop-daemon --stop --quiet --oknodo --retry 30 --make-pidfile --pidfile /var/run/ssh_sec.pid
  114.         check_for_no_start log_end_msg
  115.         check_dev_null log_end_msg
  116.         if start-stop-daemon --start --quiet --oknodo --make-pidfile --pidfile /var/run/ssh_sec.pid --exec /usr/sbin/sshd -- $SSHD_OPTS -f /etc/ssh/sshd_sec_config; then
  117.             log_end_msg 0
  118.         else
  119.             log_end_msg 1
  120.         fi
  121.         ;;
  122.  
  123.   try-restart)
  124.         check_privsep_dir
  125.         check_config
  126.         log_daemon_msg "Restarting OpenBSD Secure Shell server" "sshd"
  127.         set +e
  128.         start-stop-daemon --stop --quiet --retry 30 --make-pidfile --pidfile /var/run/ssh_sec.pid
  129.         RET="$?"
  130.         set -e
  131.         case $RET in
  132.             0)
  133.                 # old daemon stopped
  134.                 check_for_no_start log_end_msg
  135.                 check_dev_null log_end_msg
  136.                 if start-stop-daemon --start --quiet --oknodo --make-pidfile --pidfile /var/run/ssh_sec.pid --exec /usr/sbin/sshd -- $SSHD_OPTS -f /etc/ssh/sshd_sec_config; then
  137.                     log_end_msg 0
  138.                 else
  139.                     log_end_msg 1
  140.                 fi
  141.                 ;;
  142.             1)
  143.                 # daemon not running
  144.                 log_progress_msg "(not running)"
  145.                 log_end_msg 0
  146.                 ;;
  147.             *)
  148.                 # failed to stop
  149.                 log_progress_msg "(failed to stop)"
  150.                 log_end_msg 1
  151.                 ;;
  152.         esac
  153.         ;;
  154.  
  155.   status)
  156.         status_of_proc -p /var/run/ssh_sec.pid /usr/sbin/sshd sshd && exit 0 || exit $?
  157.         ;;
  158.  
  159.   *)
  160.         log_action_msg "Usage: /etc/init.d/ssh {start|stop|reload|force-reload|restart|try-restart|status}"
  161.         exit 1
  162. esac
  163.  
  164. exit 0
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