Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame] | 1 | #! /bin/sh |
| 2 | set -e |
| 3 | |
| 4 | PIDFILE=/var/run/sshd.pid |
| 5 | |
| 6 | # source function library |
| 7 | . /etc/init.d/functions |
| 8 | |
| 9 | # /etc/init.d/ssh: start and stop the OpenBSD "secure shell" daemon |
| 10 | |
| 11 | test -x /usr/sbin/sshd || exit 0 |
| 12 | ( /usr/sbin/sshd -\? 2>&1 | grep -q OpenSSH ) 2>/dev/null || exit 0 |
| 13 | |
| 14 | # /etc/default/ssh may set SYSCONFDIR and SSHD_OPTS |
| 15 | if test -f /etc/default/ssh; then |
| 16 | . /etc/default/ssh |
| 17 | fi |
| 18 | |
| 19 | [ -z "$SYSCONFDIR" ] && SYSCONFDIR=/etc/ssh |
| 20 | mkdir -p $SYSCONFDIR |
| 21 | |
| 22 | HOST_KEY_RSA=$SYSCONFDIR/ssh_host_rsa_key |
| 23 | HOST_KEY_DSA=$SYSCONFDIR/ssh_host_dsa_key |
| 24 | HOST_KEY_ECDSA=$SYSCONFDIR/ssh_host_ecdsa_key |
| 25 | HOST_KEY_ED25519=$SYSCONFDIR/ssh_host_ed25519_key |
| 26 | |
| 27 | check_for_no_start() { |
| 28 | # forget it if we're trying to start, and /etc/ssh/sshd_not_to_be_run exists |
| 29 | if [ -e $SYSCONFDIR/sshd_not_to_be_run ]; then |
| 30 | echo "OpenBSD Secure Shell server not in use ($SYSCONFDIR/sshd_not_to_be_run)" |
| 31 | exit 0 |
| 32 | fi |
| 33 | } |
| 34 | |
| 35 | check_privsep_dir() { |
| 36 | # Create the PrivSep empty dir if necessary |
| 37 | if [ ! -d /var/run/sshd ]; then |
| 38 | mkdir /var/run/sshd |
| 39 | chmod 0755 /var/run/sshd |
| 40 | fi |
| 41 | } |
| 42 | |
| 43 | check_config() { |
| 44 | /usr/sbin/sshd -t || exit 1 |
| 45 | } |
| 46 | |
| 47 | check_keys() { |
| 48 | # create keys if necessary |
| 49 | if [ ! -f $HOST_KEY_RSA ]; then |
| 50 | echo " generating ssh RSA key..." |
| 51 | ssh-keygen -q -f $HOST_KEY_RSA -N '' -t rsa |
| 52 | fi |
| 53 | if [ ! -f $HOST_KEY_ECDSA ]; then |
| 54 | echo " generating ssh ECDSA key..." |
| 55 | ssh-keygen -q -f $HOST_KEY_ECDSA -N '' -t ecdsa |
| 56 | fi |
| 57 | if [ ! -f $HOST_KEY_DSA ]; then |
| 58 | echo " generating ssh DSA key..." |
| 59 | ssh-keygen -q -f $HOST_KEY_DSA -N '' -t dsa |
| 60 | fi |
| 61 | if [ ! -f $HOST_KEY_ED25519 ]; then |
| 62 | echo " generating ssh ED25519 key..." |
| 63 | ssh-keygen -q -f $HOST_KEY_ED25519 -N '' -t ed25519 |
| 64 | fi |
| 65 | } |
| 66 | |
| 67 | export PATH="${PATH:+$PATH:}/usr/sbin:/sbin" |
| 68 | |
| 69 | case "$1" in |
| 70 | start) |
| 71 | check_for_no_start |
| 72 | echo "Starting OpenBSD Secure Shell server: sshd" |
| 73 | check_keys |
| 74 | check_privsep_dir |
| 75 | start-stop-daemon -S -p $PIDFILE -x /usr/sbin/sshd -- $SSHD_OPTS |
| 76 | echo "done." |
| 77 | ;; |
| 78 | stop) |
| 79 | echo -n "Stopping OpenBSD Secure Shell server: sshd" |
| 80 | start-stop-daemon -K -p $PIDFILE -x /usr/sbin/sshd |
| 81 | echo "." |
| 82 | ;; |
| 83 | |
| 84 | reload|force-reload) |
| 85 | check_for_no_start |
| 86 | check_keys |
| 87 | check_config |
| 88 | echo -n "Reloading OpenBSD Secure Shell server's configuration" |
| 89 | start-stop-daemon -K -p $PIDFILE -s 1 -x /usr/sbin/sshd |
| 90 | echo "." |
| 91 | ;; |
| 92 | |
| 93 | restart) |
| 94 | check_keys |
| 95 | check_config |
| 96 | echo -n "Restarting OpenBSD Secure Shell server: sshd" |
| 97 | start-stop-daemon -K -p $PIDFILE --oknodo -x /usr/sbin/sshd |
| 98 | check_for_no_start |
| 99 | check_privsep_dir |
| 100 | sleep 2 |
| 101 | start-stop-daemon -S -p $PIDFILE -x /usr/sbin/sshd -- $SSHD_OPTS |
| 102 | echo "." |
| 103 | ;; |
| 104 | |
| 105 | status) |
| 106 | status /usr/sbin/sshd |
| 107 | exit $? |
| 108 | ;; |
| 109 | |
| 110 | *) |
| 111 | echo "Usage: /etc/init.d/ssh {start|stop|status|reload|force-reload|restart}" |
| 112 | exit 1 |
| 113 | esac |
| 114 | |
| 115 | exit 0 |