install_roundcube.sh: addes support for systemd apache2 service.

install_roundcube.sh

@@ -89,6 +89,44 @@ echo_skipped() {
 trap clean_up SIGHUP SIGINT SIGTERM
 
 
+# - Is 'systemd' supported on this system
+# -
+systemd_supported=false
+
+systemd=$(which systemd)
+systemctl=$(which systemctl)
+
+if [[ -n "$systemd" ]] && [[ -n "$systemctl" ]] ; then
+   systemd_supported=true
+fi
+
+# - Look for systemd service file or sysv init script for apache2 webservice
+# -
+APACHE_SERVICE_FILE=""
+APACHE_INIT_SCRIPT=""
+if $systemd_supported ; then
+   # - Is Service exclusive controlled by systemd
+   # -
+   if systemctl -t service list-unit-files \
+         | grep -e "^apache" \
+         | grep -q -E "(enabled|disabled)" 2> /devnull ; then
+
+      APACHE_SERVICE_FILE=$(systemctl -t service list-unit-files \
+                              | grep -e "^apache" \
+                              | awk '{print$1}')
+
+   fi
+fi
+
+if [[ -z "$APACHE_SERVICE_FILE" ]] ; then
+   if [ -x "/etc/init.d/apache2" ]; then
+      APACHE_INIT_SCRIPT="/etc/init.d/apache2"
+   elif [ -x "/etc/init.d/apachectl" ]; then
+      APACHE_INIT_SCRIPT="/etc/init.d/apachectl"
+   fi
+fi
+
+
 if [ "$DB_TYPE" = "postgres" -o  "$DB_TYPE" = "postgresql" -o "$DB_TYPE" = "pgsql" -o "$DB_TYPE" = "psql" ];then
    DB_TYPE=pgsql
 fi
@@ -1413,10 +1451,11 @@ else
 fi
 
 echononl "\tRestart Apache Webservice.."
-if $APACHE_DEBIAN_INSTALLATION  ; then
-   /etc/init.d/apache2 reload > $log_file 2>&1
+if [[ -n "$APACHE_SERVICE_FILE" ]] ||  [[ -n "$APACHE_INIT_SCRIPT" ]] ; then
+   if [[ -n "$APACHE_SERVICE_FILE" ]] ; then
+      systemctl restart $APACHE_SERVICE_FILE > $log_file 2>&1
    else
-   /etc/init.d/apache2 restart > $log_file 2>&1
+      $APACHE_INIT_SCRIPT restart > $log_file 2>&1
    fi
    if [[ $? -eq 0 ]]; then
       echo_ok
@@ -1424,6 +1463,10 @@ else
       echo_failed
       error "$(cat $log_file)"
    fi
+else
+   echo_skipped
+   warn "Neither an init-script nor a service file for 'apache2' webservice  found!"
+fi
 
 # - Install a cronjob for cleaning up tmp-directory
 # -