- openssh-lpk-4.3p1-0.3.7.patch replaced by openssh-lpk.patch

[packages/openssh.git] / opensshd.init

diff --git a/opensshd.init b/opensshd.init
index 1dd02e15bfce0d860c057cda383b30f0666ff4e5..a6cf16ed9bbf17b16ab0a780a7d24ab181835445 100644 (file)
--- a/opensshd.init
+++ b/opensshd.init
@@ -4,10 +4,11 @@
 #
 # chkconfig:   345 55 45
 #
-# description: sshd (secure shell daemon) is a server part of the ssh suite.
-#              Ssh can be used for remote login, remote file copying, TCP port
+# description: sshd (secure shell daemon) is a server part of the ssh suite. \
+#              Ssh can be used for remote login, remote file copying, TCP port \
 #              forwarding etc. Ssh offers strong encryption and authentication.
 
+SSHD_OOM_ADJUST=-17
 
 # Source function library
 . /etc/rc.d/init.d/functions
@@ -19,41 +20,125 @@
 [ -f /etc/sysconfig/sshd ] && . /etc/sysconfig/sshd
 
 # Check that networking is up.
-if [ "${NETWORKING}" = "no" ]; then
-       echo "WARNING: Networking is down. Sshd can't be runed."
-       exit 1
+if is_yes "${NETWORKING}"; then
+       if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status -a "$1" != init ]; then
+               msg_network_down OpenSSH
+               exit 1
+       fi
+else
+       exit 0
 fi
 
+adjust_oom() {
+       if [ -e /var/run/sshd.pid ]; then
+               for pid in $(cat /var/run/sshd.pid); do
+                       echo "$SSHD_OOM_ADJUST" 2>/dev/null > /proc/$pid/oom_adj
+               done
+       fi
+}
+
+checkconfig() {
+       /usr/sbin/sshd -t || exit 1
+}
+
+start() {
+       # generate new keys with empty passwords if they do not exist
+       if [ ! -f /etc/ssh/ssh_host_key -o ! -s /etc/ssh/ssh_host_key ]; then
+               /usr/bin/ssh-keygen -t rsa1 -f /etc/ssh/ssh_host_key -N '' 1>&2
+               chmod 600 /etc/ssh/ssh_host_key
+               [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_key || :
+       fi
+       if [ ! -f /etc/ssh/ssh_host_rsa_key -o ! -s /etc/ssh/ssh_host_rsa_key ]; then
+               /usr/bin/ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N '' 1>&2
+               chmod 600 /etc/ssh/ssh_host_rsa_key
+               [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_rsa_key || :
+       fi
+       if [ ! -f /etc/ssh/ssh_host_dsa_key -o ! -s /etc/ssh/ssh_host_dsa_key ]; then
+               /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key -N '' 1>&2
+               chmod 600 /etc/ssh/ssh_host_dsa_key
+               [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_dsa_key || :
+       fi
+
+       checkconfig
+
+       if [ ! -f /etc/ssh/ssh_host_key ]; then
+               msg_not_running OpenSSH
+               nls "No SSH host key found! You must run \"%s init\" first." "$0"
+               exit 1
+       fi
 
-# See how we were called.
-case "$1" in
-  start)
        # Check if the service is already running?
        if [ ! -f /var/lock/subsys/sshd ]; then
-               show Starting OpenSSHd
-               daemon sshd -h /etc/ssh/ssh_host_key
+               msg_starting OpenSSH
+               daemon --pidfile /var/run/sshd.pid /usr/sbin/sshd
+               RETVAL=$?
+               adjust_oom
+               [ $RETVAL -eq 0 ] && touch /var/lock/subsys/sshd
        else
-               echo "OpenSSHd already is running"
+               msg_already_running OpenSSH
        fi
-       touch /var/lock/subsys/sshd
+}
+
+stop() {
+       if [ -f /var/lock/subsys/sshd ]; then
+               msg_stopping OpenSSH
+               # we use start-stop-daemon to stop sshd, as it is unacceptable for such
+               # critical service as sshd to kill it by procname, but unfortunately
+               # rc-scripts does not provide way to kill *only* by pidfile
+               start-stop-daemon --stop --quiet --pidfile /var/run/sshd.pid && ok || fail
+               rm -f /var/lock/subsys/sshd >/dev/null 2>&1
+       else
+               msg_not_running OpenSSH
+       fi
+}
+
+RETVAL=0
+# See how we were called.
+case "$1" in
+  start)
+       start
        ;;
   stop)
-       show Stopping OpenSSHd
-       killproc sshd
-       rm -f /var/run/sshd.pid
-       rm -f /var/lock/subsys/sshd
+       stop
        ;;
-  restart|reload)
-       $0 stop
-       $0 start
+  restart)
+       checkconfig
+       stop
+       start
        ;;
   status)
        status sshd
+       exit $?
+       ;;
+  init)
+       nls "Now the SSH host key will be generated. Please note, that if you"
+       nls "will use password for the key, you will need to type it on each"
+       nls "reboot."
+       /usr/bin/ssh-keygen -t rsa1 -f /etc/ssh/ssh_host_key
+       [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_key || :
+       chmod 600 /etc/ssh/ssh_host_key
+       /usr/bin/ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key
+       [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_rsa_key || :
+       chmod 600 /etc/ssh/ssh_host_rsa_key
+       /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key
+       chmod 600 /etc/ssh/ssh_host_dsa_key
+       [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_dsa_key || :
+       exit $?
+       ;;
+  reload|force-reload)
+       if [ -f /var/lock/subsys/sshd ]; then
+               checkconfig
+               msg_reloading OpenSSH
+               killproc sshd -HUP
+               RETVAL=$?
+       else
+               msg_not_running OpenSSH
+               exit 7
+       fi
        ;;
   *)
-       echo "Usage: $0 {start|stop|status|restart|reload}"
-       exit 1
+       msg_usage "$0 {start|stop|init|restart|reload|force-reload|status}"
+       exit 3
 esac
 
-exit 0
-
+exit $RETVAL