sync_databases_between_mysql_installations.sh: fix error in case of all database sync.

sync_databases_between_mysql_installations.sh

@@ -25,7 +25,7 @@ mkdir -p ${log_dir}
 # -          ...
 # -       "
 # -
-sync_mysql_databases="ALL"
+sync_mysql_databases=""
 
 # - mysql_source_credential_args
 # - mysql_target_credential_args
@@ -121,6 +121,13 @@ echo_skipped() {
    echo -e "\033[80G[ \033[33m\033[1mskipped\033[m ]"
 }
 
+trim() {
+    local var="$*"
+    var="${var#"${var%%[![:space:]]*}"}"   # remove leading whitespace characters
+    var="${var%"${var##*[![:space:]]}"}"   # remove trailing whitespace characters
+    echo -n "$var"
+}
+
 service_exists() {
     local n=$1
     if [[ $(systemctl list-units --all -t service --full --no-legend "$n.service" | cut -f1 -d' ') == $n.service ]]; then
@@ -217,7 +224,7 @@ sync_mysql_databases="${sync_mysql_databases%%*( )}"
 
 if [[ -z "$sync_mysql_databases" ]]; then
    warn "No MySQL databases for syncing configured."
-elif [[ "$sync_mysql_databases" = "ALL" ]]; then
+elif [[ "$(trim "${sync_mysql_databases}")" = "ALL" ]]; then
    echononl "   Get MySQL databases from source Installation.."
    _mysql_databases_remote="$(${mysql_source_exe} ${mysql_source_credential_args} -N -s -e "show databases" 2> /dev/null)"
    if [[ $? -eq 0 ]];then
@@ -249,6 +256,43 @@ if $_got_mysql_databases ; then
    fi
 
 
+   # - GET current (global) value for 'unique_checks'
+   # -
+   echononl "   GET current (global) 'unique_checks' value"
+   CUR_UNIQUE_CHECKS="$(${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SHOW GLOBAL VARIABLES LIKE 'unique_checks'" | awk '{print$2}')" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
+
+   # - GET current (global) value for 'foreign_key_checks'
+   # -
+   echononl "   GET current (global) 'foreign_key_checks' value"
+   CUR_FOREIGN_KEY_CHECKS="$(${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SHOW GLOBAL VARIABLES LIKE 'foreign_key_checks'" | awk '{print$2}')" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
+
+   # - GET current (global) value for 'innodb_flush_log_at_trx_commit'
+   # -
+   echononl "   GET current (global) 'innodb_flush_log_at_trx_commit' value"
+   CUR_INNODB_FLUSH_LOG_AT_TRX_COMMIT="$(${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SHOW GLOBAL VARIABLES LIKE 'innodb_flush_log_at_trx_commit'" | awk '{print$2}')" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+   echo ""
+
+
    # - Set Autocommit OFF
    # - 
    echononl "   Set Autocommit to OFF"
@@ -260,8 +304,45 @@ if $_got_mysql_databases ; then
       echo_failed
       error "$(cat $tmp_err_msg)"
    fi
+
+   # - Set UNIQUE_CHECKS OFF
+   # - 
+   echononl "   Set 'unique_checks' to OFF"
+   ${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SET GLOBAL unique_checks='OFF'" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
+
+   # - Set FOREIGN_KEY_CHECKS OFF
+   # - 
+   echononl "   Set 'foreign_key_checks' to OFF"
+   ${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SET GLOBAL foreign_key_checks='OFF'" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
+
+   # - Set innodb_flush_log_at_trx_commit OFF
+   # - 
+   echononl "   Set 'innodb_flush_log_at_trx_commit' to 2"
+   ${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SET GLOBAL innodb_flush_log_at_trx_commit=2" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
    echo ""
 
+
    for _val in $_mysql_databases_remote ; do
 
       IFS=':' read -a _val_arr <<< "${_val}"
@@ -336,6 +417,39 @@ if $_got_mysql_databases ; then
       error "$(cat $tmp_err_msg)"
    fi
 
+   # - Reset (global) value for 'unique_checks'
+   # -
+   echononl "   Reset (global) 'unique_checks'  value to '$CUR_UNIQUE_CHECKS'"
+   ${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SET GLOBAL unique_checks='$CUR_UNIQUE_CHECKS'" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
+   # - Reset (global) value for 'foreign_key_checks'
+   # -
+   echononl "   Reset (global) 'foreign_key_checks'  value to '$CUR_FOREIGN_KEY_CHECKS'"
+   ${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SET GLOBAL foreign_key_checks='$CUR_FOREIGN_KEY_CHECKS'" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
+   # - Reset (global) value for 'innodb_flush_log_at_trx_commit'
+   # -
+   echononl "   Reset (global) 'innodb_flush_log_at_trx_commit'  value to '$CUR_INNODB_FLUSH_LOG_AT_TRX_COMMIT'"
+   ${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SET GLOBAL innodb_flush_log_at_trx_commit=$CUR_INNODB_FLUSH_LOG_AT_TRX_COMMIT" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
 fi
 
 rm $tmp_err_msg

sync_databases_between_mysql_installations.sh.00

@@ -0,0 +1,343 @@
+#!/usr/bin/env bash
+
+script_name="$(basename $(realpath $0))"
+script_dir="$(dirname $(realpath $0))"
+
+conf_dir="${script_dir}/conf"
+
+tmp_err_msg=$(mktemp)
+log_dir=/root/sync_from_old_server_logs
+mkdir -p ${log_dir}
+
+
+# - Sync MySQL databases
+# -
+# - Note:
+# -    Set to "ALL" if all databases from old server should be synced
+# -    Leave empty if no databases should be synced.
+# -
+# - Example:
+# -    To sync database 'shop19' aot source host to database 'shop19_dev'
+# -    at destination host:
+# -       sync_mysql_databases="
+# -          ...
+# -          shop19:shop19_dev
+# -          ...
+# -       "
+# -
+sync_mysql_databases="ALL"
+
+# - mysql_source_credential_args
+# - mysql_target_credential_args
+# -
+# - Example
+# -    mysql_credential_args="-u root -S /run/mysqld/mysqld.sock"
+# -    mysql_credential_args="--defaults-file=/usr/local/mysql/sys-maint.cnf"
+# -    mysql_credential_args="--login-path=local"
+# -    mysql_credential_args="-u <db_name> -p'<db_passwd>'"
+# -
+mysql_source_credential_args="-u root -pbuz111 -S /run/mysqld/mysqld-5.7.sock"
+mysql_target_credential_args="-u root -S /run/mysqld/mysqld.sock"
+
+mysqldump_exe="/usr/local/mysql/bin/mysqldump"
+
+mysql_source_exe="/usr/local/mysql/bin/mysql"
+mysql_target_exe="/usr/bin/mysql"
+
+mysql_source_version="$(${mysql_source_exe} -V | awk '{print$5}')"
+mysql_target_version="$(${mysql_target_exe} -V | awk '{print$5}')"
+
+# Remove leading / trailling point sign ','
+#
+mysql_source_version="${mysql_source_version%\,}"
+mysql_target_version="${mysql_target_version%\,}"
+
+
+# - mysqldump parameters/options
+# -
+mysql_max_allowed_packet="1024M"
+
+# -------------
+# --- Some functions
+# -------------
+echononl(){
+   echo X\\c > /tmp/shprompt$$
+   if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
+      echo -e -n "$*\\c" 1>&2
+   else
+       echo -e -n "$*" 1>&2
+   fi
+   rm /tmp/shprompt$$
+}
+
+fatal(){
+   echo ""
+   if [[ -z "$*" ]] ; then
+      echo -e "\t\033[31m\033[1mScript will be interrupted\033[m\033[m"
+   else
+      
+      echo -e "\t[ \033[31m\033[1mFatal Error\033[m ]: $*"
+      echo ""
+      echo -e "\t\033[31m\033[1mScript will be interrupted\033[m\033[m"
+   fi
+   echo ""
+   exit 1
+}
+
+error(){
+   echo ""
+   echo -e "\t[ \033[31m\033[1mFehler\033[m ]: $*"
+   echo ""
+}
+
+warn (){
+   echo ""
+   echo -e "\t[ \033[33m\033[1mWarning\033[m ]: $*"
+   echo ""
+}
+
+info (){
+   echo ""
+   echo -e "\t[ \033[32m\033[1mInfo\033[m ]: $*"
+   echo ""
+}
+
+echo_done() {
+   echo -e "\033[80G[ \033[32mdone\033[m ]"
+}
+echo_ok() {
+   echo -e "\033[80G[ \033[32mok\033[m ]"
+}
+echo_ok() {
+   echo -e "\033[80G[ \033[32mok\033[m ]"
+}
+echo_warning() {
+   echo -e "\033[80G[ \033[33m\033[1mwarn\033[m ]"
+}
+echo_failed(){
+   echo -e "\033[80G[ \033[1;31mfailed\033[m ]"
+}
+echo_skipped() {
+   echo -e "\033[80G[ \033[33m\033[1mskipped\033[m ]"
+}
+
+service_exists() {
+    local n=$1
+    if [[ $(systemctl list-units --all -t service --full --no-legend "$n.service" | cut -f1 -d' ') == $n.service ]]; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+
+# ----------
+
+
+# - Is this a systemd system?
+# -
+if [[ "X$(which systemd)" = "X" ]]; then
+   systemd_exists=false
+else
+   systemd_exists=true
+fi
+
+echo ""
+
+# ==========
+# - Begin Main Script
+# ==========
+
+# ----------
+# - Headline
+# ----------
+
+clear
+
+if $terminal ; then
+   echo ""
+   echo -e "\033[1m----------\033[m"
+   echo -e "\033[32m\033[1mRunning script \033[m\033[1m$script_name\033[32m .. \033[m"
+   echo -e "\033[1m----------\033[m"
+fi
+
+
+echo ""
+echo -e "   \033[32mParameter Summary:\033[m"
+echo ""
+
+
+echo -e "   MySQL source version..................: ${mysql_source_version}"
+echo -e "   MySQL target version..................: ${mysql_target_version}"
+echo ""
+echo -e "   MySQL client binary source version....: ${mysql_source_exe}"
+echo -e "   MySQL client binary target version....: ${mysql_target_exe}"
+echo ""
+echo -e "   MySQL credentials source versions.....: ${mysql_source_credential_args}"
+echo -e "   MySQL credentials target versions.....: ${mysql_target_credential_args}"
+echo ""
+
+_error=false
+if [[ ! -x "${mysql_source_exe}" ]] ; then
+   error "No mysql binary \033[1m${mysql_source_exe}\033[m found (VAR mysql_source_exe)."
+   _error=true
+fi
+
+if [[ ! -x "${mysql_target_exe}" ]] ; then
+   error "No mysql binary \033[1m${mysql_target_exe}\033[m found (VAR mysql_target_exe)."
+   _error=true
+fi
+if $_error ; then
+   fatal Wrong or Missing Parameter..
+fi
+
+
+
+echo ""
+echononl "   \033[33mContinue with this parameters? [\033[1myes/no\033[m]: "
+read OK
+while [[ "${OK,,}" != "yes" ]] && [[ "${OK,,}" != "no" ]] ; do
+   echononl "   \033[33mWrong entry!\033[m [\033[1myes/no\033[m]: "
+   read OK
+done
+[[ "${OK,,}" = "yes" ]] || fatal "Canceled by user input."
+
+if $terminal ; then
+   echo ""
+   echo ""
+   echo -e "   \033[32m-----\033[m"
+   echo -e "   \033[1mSyncing MySQL Databases from Version '${mysql_source_version}' to Version '${mysql_target_version} ..\033[m"
+   echo -e "   \033[32m-----\033[m"
+fi
+echo ""
+
+_got_mysql_databases=false
+sync_mysql_databases="${sync_mysql_databases##*( )}"
+sync_mysql_databases="${sync_mysql_databases%%*( )}"
+
+if [[ -z "$sync_mysql_databases" ]]; then
+   warn "No MySQL databases for syncing configured."
+elif [[ "$sync_mysql_databases" = "ALL" ]]; then
+   echononl "   Get MySQL databases from source Installation.."
+   _mysql_databases_remote="$(${mysql_source_exe} ${mysql_source_credential_args} -N -s -e "show databases" 2> /dev/null)"
+   if [[ $? -eq 0 ]];then
+      echo_ok
+      _got_mysql_databases=true
+   else
+      echo_failed
+   fi
+else
+   _mysql_databases_remote="$sync_mysql_databases"
+   _got_mysql_databases=true
+fi
+
+if $_got_mysql_databases ; then
+   log_file=${log_dir}/sync_mysql.log
+   > $log_file
+   mysqldump_flags="--protocol=SOCKET --max-allowed-packet=${mysql_max_allowed_packet} --skip-opt --add-drop-table --add-locks --create-options --quick --set-charset --disable-keys --lock-tables --routines"
+
+
+   # - GET current (global) Autocommit value
+   # -
+   echononl "   GET current (global) Autocommit value"
+   CUR_AUTOCOMMIT="$(${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SHOW GLOBAL VARIABLES LIKE 'autocommit'" | awk '{print$2}')" >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
+
+   # - Set Autocommit OFF
+   # - 
+   echononl "   Set Autocommit to OFF"
+   ${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SET GLOBAL AUTOCOMMIT='OFF'" \
+      >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+   echo ""
+
+   for _val in $_mysql_databases_remote ; do
+
+      IFS=':' read -a _val_arr <<< "${_val}"
+      _src_db="${_val_arr[0]}"
+      if [[ -n "${_val_arr[1]}" ]] ; then
+         _dst_db="${_val_arr[1]}"
+            echononl "   Sync Database '$_src_db' --> '$_dst_db'.. "
+      else
+         echononl "   Sync Database '$_src_db'.. "
+         _dst_db="$_src_db"
+      fi
+
+      if [[ "${_src_db}" = "information_schema" ]]; then
+         echo_skipped
+         continue
+      fi
+      if [[ "${_src_db}" = "performance_schema" ]]; then
+         echo_skipped
+         continue
+      fi
+      if [[ "${_src_db}" = "mysql" ]]; then
+         echo_skipped
+         continue
+      fi
+      if [[ "${_src_db}" = "sys" ]]; then
+         echo_skipped
+         continue
+      fi
+      if [[ "${_src_db}" = "test" ]] || [[ "${_src_db}" = "mysqltest" ]] ; then
+         echo_skipped
+         continue
+      fi
+      ${mysqldump_exe} ${mysql_source_credential_args} $_src_db 2> /dev/null \
+         | ${mysql_target_exe} ${mysql_target_credential_args} ${_dst_db} >> $log_file 2> $tmp_err_msg
+      if [[ $? -eq 0 ]];then
+         echo_ok
+      else
+         echo_failed
+         error "$(cat $tmp_err_msg)"
+
+         echo -e "
+
+   \033[33mcommand was:\033[m
+   \033[1m${mysqldump_exe} ${mysql_source_credential_args} $_src_db 2> /dev/null \\
+      | ${mysql_target_exe} ${mysql_target_credential_args} ${_dst_db}\033[m
+
+"
+
+         echononl "\n   continue anyway [yes/no]: "
+         read OK
+         OK=${OK,,}
+         while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+            echononl "Wrong entry! - repeat [yes/nno]: "
+            read OK
+         done
+         [[ $OK = "yes" ]] || fatal "Abbruch durch User"
+
+      fi
+
+   done
+
+   # - Reset (global) Autocommit value
+   # -
+   echo ""
+   echononl "   Reset (global) Autocommit value to '$CUR_AUTOCOMMIT'"
+   ${mysql_target_exe} ${mysql_target_credential_args} -N -s -e "SET GLOBAL AUTOCOMMIT='${CUR_AUTOCOMMIT}'" \
+      >> $log_file 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+
+fi
+
+rm $tmp_err_msg
+echo ""
+exit 0

sync_from_old_server.sh

@@ -1,6 +1,8 @@
 #!/usr/bin/env bash
 
-ipv4_old="83.223.86.121"
+# give old IPv4 address here - its mandatory"
+# 
+ipv4_old="<SRC-IP_ADDRESS>"
 old_server_ip=$ipv4_old
 
 tmp_err_msg=$(mktemp)
@@ -45,15 +47,21 @@ sync_web_dirs=""
 
 # - Sync Apache virtual host configurations
 # -
-# - Note:
+# - Note  -  following files are excluded:
+# -    
+# -    000-default.conf
+# -    000-dehydrated.conf
+# -    000-logformat.conf
+# -    000-deflate.conf
+# -    000-additional-ssl-settings.conf
 # -    
 sync_vhost_dirs=""
 
 # - Only needed to replace ip-addresse in virtual host configuration files
 # -
-ipv4_new="83.223.90.20"
-ipv6_old="2a01:30:0:13:2e0:7bff:fe9a:b18a"
-ipv6_new="2a01:31:0:2::f851:1"
+ipv4_new=""
+ipv6_old=""
+ipv6_new=""
 
 
 # - Sync dehydrated cert directory
@@ -72,6 +80,14 @@ sync_dehydrated_dirs=""
 # -       ...
 # -    "
 # - 
+# - Examples:
+# -
+# -   sync_other_dirs="
+# -      /etc/cron.d:/data/old-server/etc/cron.d
+# -      /opt:/data/old-server/opt
+# -      /root/crontab
+# -      /usr/local/bin
+# -   "
 # - 
 # - Note:
 # -    the basename of the destination directory must be the same as
@@ -120,13 +136,26 @@ sync_mysql_databases=""
 # -    mysql_credential_args="--login-path=local"
 # -    mysql_credential_args="-u <db_name> -p'<db_passwd>'"
 # -
-mysql_remote_credential_args=""
-mysql_local_credential_args=""
+mysql_remote_credential_args="--login-path=local"
+mysql_local_credential_args="-S /run/mysqld/mysqld.sock"
 
 # -------------
 # --- Some functions
 # -------------
+
+clean_up() {
+
+   # Perform program exit housekeeping
+   #rm -rf "$LOCK_DIR"
+
+   rm $tmp_err_msg
+   blank_line
+
+   exit $1
+}
+
 echononl(){
+   if $terminal ; then
       echo X\\c > /tmp/shprompt$$
       if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
          echo -e -n "$*\\c" 1>&2
@@ -134,52 +163,96 @@ echononl(){
          echo -e -n "$*" 1>&2
       fi
       rm /tmp/shprompt$$
+   fi
 }
 
 fatal(){
+
    echo ""
-   echo -e "fatal error: $*"
+   if $terminal ; then
+      echo -e "   [ \033[31m\033[1mFatal\033[m ]: $*"
       echo ""
-   echo -e "\t\033[31m\033[1mInstalllation will be interrupted\033[m\033[m"
+      echo -e "   \033[31m\033[1mScript was interupted\033[m!"
+   else
+      echo "   [ Fatal ]: $*"
       echo ""
-   exit 1
+      echo "              Script was terminated...."
+   fi
+   echo ""
+   clean_up 1
 }
 
 error(){
    echo ""
+   if $terminal ; then
       echo -e "\t[ \033[31m\033[1mFehler\033[m ]: $*"
+   else
+      echo "[ Error ]: $*"
+   fi
    echo ""
 }
 
 warn (){
+   echo ""
+   if $terminal ; then
+      echo -e "\t[ \033[33m\033[1mWarning\033[m ]: $*"
+   else
+      echo "[ Warning ]: $*"
+   fi
+   echo ""
+}
+
+warn_only_terminal () {
+   if $terminal ; then
       echo ""
       echo -e "\t[ \033[33m\033[1mWarning\033[m ]: $*"
       echo ""
+   fi
 }
 
 info (){
+   if $terminal ; then
       echo ""
       echo -e "\t[ \033[32m\033[1mInfo\033[m ]: $*"
       echo ""
+   fi
 }
 
 echo_done() {
+   if $terminal ; then
       echo -e "\033[80G[ \033[32mdone\033[m ]"
+   fi
 }
 echo_ok() {
+   if $terminal ; then
       echo -e "\033[80G[ \033[32mok\033[m ]"
+   fi
 }
 echo_ok() {
+   if $terminal ; then
       echo -e "\033[80G[ \033[32mok\033[m ]"
+   fi
 }
 echo_warning() {
+   if $terminal ; then
       echo -e "\033[80G[ \033[33m\033[1mwarn\033[m ]"
+   fi
 }
 echo_failed(){
+   if $terminal ; then
       echo -e "\033[80G[ \033[1;31mfailed\033[m ]"
+   fi
 }
 echo_skipped() {
+   if $terminal ; then
       echo -e "\033[80G[ \033[33m\033[1mskipped\033[m ]"
+   fi
+}
+
+blank_line() {
+   if $terminal ; then
+      echo ""
+   fi
 }
 
 detect_mysql_version () {
@@ -199,6 +272,7 @@ detect_mysql_version () {
    elif [[ -d "/usr/local/mysql" ]] && [[ "$(basename "$(realpath "/usr/local/mysql")")" =~ mariadb- ]]; then
       MYSQL_CUR_DISTRIBUTION="MariaDB"
    else
+      if $terminal ; then
          error "MySQL Instalation found, but cannot determin the distribution!"
 
          MYSQL_CUR_DISTRIBUTION=
@@ -227,6 +301,9 @@ detect_mysql_version () {
                   ;;
             esac
          done
+      else
+         fatal "MySQL Instalation found, but cannot determin the distribution!"
+      fi
    fi
 
    MYSQL_VERSION="$(echo $_MYSQLD_VERSION | grep -o -E "[0-9]+\.[0-9]+\.[0-9]+(-[0-9]+)?" | head -n 1)"
@@ -239,7 +316,7 @@ detect_mysql_version () {
 
 service_exists() {
     local n=$1
-    if [[ $(systemctl list-units --all -t service --full --no-legend "$n.service" | cut -f1 -d' ') == $n.service ]]; then
+    if [[ $(systemctl list-units --all -t service --full --no-legend "$n.service" | awk '{print$1}') == $n.service ]]; then
         return 0
     else
         return 1
@@ -247,6 +324,20 @@ service_exists() {
 }
 
 
+
+# ----------
+# - Some checks ..
+# ----------
+
+# - Running in a terminal?
+# -
+if [[ -t 1 ]] ; then
+   terminal=true
+else
+   terminal=false
+fi
+
+
 # ----------
 
 
@@ -265,7 +356,8 @@ else
    systemd_exists=true
 fi
 
-echo ""
+blank_line
+
 
 echononl "   Test ssh connection to $old_server_ip"
 ssh $old_server_ip "ls" > /dev/null 2> $tmp_err_msg
@@ -277,6 +369,68 @@ else
 fi
 
 
+echononl "   Backup file /root/bin/.ssh/config"
+if [[ -f "/root/.ssh/config" ]] ; then
+   mv "/root/.ssh/config"  "/root/.ssh/config.${cur_date}"  > /dev/null 2> $tmp_err_msg
+   if [[ $? -eq 0 ]];then
+      echo_ok
+   else
+      echo_failed
+
+      if $terminal ; then
+         error "$(cat $tmp_err_msg)"
+
+         echononl "continue anyway [yes/no]: "
+         read OK
+         OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+         while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+            echononl "Wrong entry! - repeat [yes/no]: "
+            read OK
+         done
+         [[ $OK = "yes" ]] || fatal "Interupted by user"
+      else
+         fatal "$(cat $tmp_err_msg)"
+      fi
+
+   fi
+else
+   echo_skipped
+fi
+
+
+echononl "   Create temporary file \033[1m/root/.ssh/config\033[m .."
+   cat <<EOF > "/root/.ssh/config"
+Host *
+   ControlMaster auto
+   ControlPath ~/.ssh/%r@%h:%p
+   ControlPersist 30
+   StrictHostKeyChecking no
+   LogLevel FATAL
+EOF
+if [[ $? -eq 0 ]];then
+   echo_ok
+   ssh_config_exists=true
+else
+   echo_failed
+
+   if $terminal ; then
+      error "$(cat $tmp_err_msg)"
+
+      echononl "continue anyway [yes/no]: "
+      read OK
+      OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+      while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+         echononl "Wrong entry! - repeat [yes/no]: "
+         read OK
+      done
+      [[ $OK = "yes" ]] || fatal "Interupted by user"
+   else
+      fatal "$(cat $tmp_err_msg)"
+   fi
+
+fi
+
+
 
 # - Create log directory
 # -
@@ -296,14 +450,16 @@ fi
 
 # - Syncing PostgreSQL Databases.."
 # -
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mSyncing PostgreSQL Databases..\033[m\n"
+fi
 
 _got_pgsql_databases=false
 sync_pgsql_databases="${sync_pgsql_databases##*( )}"
 sync_pgsql_databases="${sync_pgsql_databases%%*( )}"
 
 if [[ -z "$sync_pgsql_databases" ]]; then
-   warn "No PostgreSQL databases for syncing configured."
+   warn_only_terminal "No PostgreSQL databases for syncing configured."
 elif [[ "$sync_pgsql_databases" = "ALL" ]]; then
    echononl "   Get (all) PostgreSQL databases from $old_server_ip.."
    _psql_databases=$(ssh $old_server_ip "cd /tmp ; sudo -u postgres psql  -lt" 2> $tmp_err_msg | grep -v -e"^$" | awk '{print$1}')
@@ -340,7 +496,7 @@ if $_got_pgsql_databases ; then
    sudo=$(ssh $old_server_ip which sudo 2> /dev/null)
    su=$(ssh $old_server_ip which su 2> /dev/null)
 
-   echo ""
+   blank_line
    for _db in $_pgsql_databases_remote ; do
       echononl "   Sync Database '$_db'.."
       if [[ "${_db}" = "template0" ]] || [[ "${_db}" = "template1" ]] || [[ "${_db}" = "postgres" ]]; then
@@ -368,10 +524,12 @@ fi
 
 # - Syncing MySQL Databases.."
 # -
+if $terminal; then
    echo -e "\n\n   \033[37m\033[1mSyncing MySQL Databases..\033[m\n"
+fi 
 
 if [[ -z "$sync_mysql_databases" ]]; then
-   warn "No MySQL databases for syncing configured."
+   warn_only_terminal "No MySQL databases for syncing configured."
 else 
    detect_mysql_version
 
@@ -481,7 +639,7 @@ if $_got_mysql_databases ; then
       echo_failed
       error "$(cat $tmp_err_msg)"
    fi
-   echo ""
+   blank_line
 
 
    # - Set Autocommit OFF
@@ -563,7 +721,7 @@ if $_got_mysql_databases ; then
          continue
       fi
 
-      echo ""
+      blank_line
       if [[ -n "${_val_arr[1]}" ]] ; then
          echononl "   Sync Database '$_src_db' --> '$_dst_db'.. "
       else
@@ -577,7 +735,9 @@ if $_got_mysql_databases ; then
          echo_failed
          error "$(cat $tmp_err_msg)"
 
+         if $terminal ; then
             echo -e "\n\n   \033[33mSomething went wromg! I'm trying an alternative way ..\033[m\n"
+         fi
 
 
          echononl "   Read remote DB '${_src_db}' into local file '/tmp/${_dst_db}-${cur_date}.sql'.."
@@ -625,7 +785,7 @@ if $_got_mysql_databases ; then
 
    # - Reset (global) Autocommit value
    # -
-   echo ""
+   blank_line
    echononl "   Reset (global) Autocommit value to '$CUR_AUTOCOMMIT'"
    ${l_mysql} $mysql_local_credential_args -N -s -e "SET GLOBAL AUTOCOMMIT='$CUR_AUTOCOMMIT'" >> $log_file 2> $tmp_err_msg
    if [[ $? -eq 0 ]];then
@@ -637,7 +797,7 @@ if $_got_mysql_databases ; then
 
    # - Reset (global) value for 'unique_checks'
    # -
-   echo ""
+   blank_line
    echononl "   Reset (global) 'unique_checks'  value to '$CUR_UNIQUE_CHECKS'"
    ${l_mysql} $mysql_local_credential_args -N -s -e "SET GLOBAL unique_checks='$CUR_UNIQUE_CHECKS'" >> $log_file 2> $tmp_err_msg
    if [[ $? -eq 0 ]];then
@@ -649,7 +809,7 @@ if $_got_mysql_databases ; then
 
    # - Reset (global) value for 'foreign_key_checks'
    # -
-   echo ""
+   blank_line
    echononl "   Reset (global) 'foreign_key_checks'  value to '$CUR_FOREIGN_KEY_CHECKS'"
    ${l_mysql} $mysql_local_credential_args -N -s -e "SET GLOBAL foreign_key_checks='$CUR_FOREIGN_KEY_CHECKS'" >> $log_file 2> $tmp_err_msg
    if [[ $? -eq 0 ]];then
@@ -661,7 +821,7 @@ if $_got_mysql_databases ; then
 
    # - Reset (global) value for 'innodb_flush_log_at_trx_commit'
    # -
-   echo ""
+   blank_line
    echononl "   Reset (global) 'innodb_flush_log_at_trx_commit'  value to '$CUR_INNODB_FLUSH_LOG_AT_TRX_COMMIT'"
    ${l_mysql} $mysql_local_credential_args -N -s -e "SET GLOBAL innodb_flush_log_at_trx_commit=$CUR_INNODB_FLUSH_LOG_AT_TRX_COMMIT" >> $log_file 2> $tmp_err_msg
    if [[ $? -eq 0 ]];then
@@ -674,14 +834,15 @@ if $_got_mysql_databases ; then
 fi
 
 
-
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mSyncing Home Directories..\033[m\n"
+fi
 
 _got_home_dirs=false
 sync_home_dirs="${sync_home_dirs##*( )}"
 sync_home_dirs="${sync_home_dirs%%*( )}"
 if [[ -z "${sync_home_dirs,,}" ]] ; then
-    warn "No Home Directories for syncing configured"
+    warn_only_terminal "No Home Directories for syncing configured"
 else
    _got_home_dirs=true
 fi
@@ -701,15 +862,16 @@ if $_got_home_dirs ; then
    done
 fi
 
-
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mSyncing Files..\033[m\n"
+fi
 
 _got_files=false
 sync_files="${sync_files##*( )}"
 sync_files="${sync_files%%*( )}"
 
 if [[ -z "${sync_files,,}" ]] ; then
-    warn "No Files for syncing configured"
+    warn_only_terminal "No Files for syncing configured"
 else
    _got_files=true
 fi
@@ -729,14 +891,15 @@ if $_got_files ; then
    done
 fi
 
-
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mSyncing Web Directories..\033[m\n"
+fi
 
 _got_web_dirs=false
 sync_web_dirs="${sync_web_dirs##*( )}"
 sync_web_dirs="${sync_web_dirs%%*( )}"
 if [[ -z "${sync_web_dirs,,}" ]] ; then
-    warn "No Web Directories for syncing configured"
+    warn_only_terminal "No Web Directories for syncing configured"
 else
    _got_web_dirs=true
 fi
@@ -750,8 +913,10 @@ if $_got_web_dirs ; then
 		_src_dir="${_val_arr[0]}"
 		if [[ -n "${_val_arr[1]}" ]] ; then
 			_dst_dir="${_val_arr[1]}"
+         if $terminal ; then
             echo -e "   Syncinc directory \"${_src_dir}\""
       	   echononl "      --> ${_dst_dir} .."
+         fi
 		else
 			_dst_dir="$_src_dir"
       	echononl "   Syncinc directory \"${_src_dir}\".."
@@ -776,14 +941,15 @@ fi
 
 
 
-
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mSyncing Vhost Configurations..\033[m\n"
+fi
 
 _got_vhost_dirs=false
 sync_vhost_dirs="${sync_vhost_dirs##*( )}"
 sync_vhost_dirs="${sync_vhost_dirs%%*( )}"
 if [[ -z "${sync_vhost_dirs,,}" ]] ; then
-    warn "No Vhost Configurations for syncing configured"
+    warn_only_terminal "No Vhost Configurations for syncing configured"
 else
    _got_vhost_dirs=true
 fi
@@ -798,6 +964,7 @@ if $_got_vhost_dirs ; then
          --exclude 000-dehydrated.conf \
          --exclude 000-logformat.conf \
          --exclude 000-deflate.conf \
+         --exclude 000-additional-ssl-settings.conf \
          $old_server_ip:$sync_dir $(dirname $sync_dir)/ >> $log_file 2> $tmp_err_msg
       if [[ $? -eq 0 ]];then
          echo_ok
@@ -809,8 +976,9 @@ if $_got_vhost_dirs ; then
 fi
 
 
-
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mConvert IP's in Vhost Configurations..\033[m\n"
+fi
 
 if $_got_vhost_dirs ; then
    log_file=${log_dir}/convert_vhost_configs.log
@@ -829,6 +997,7 @@ if $_got_vhost_dirs ; then
          [[ "$(basename $_file)" = "000-dehydrated.conf" ]] && continue
          [[ "$(basename $_file)" = "000-logformat.conf" ]] && continue
          [[ "$(basename $_file)" = "000-deflate.conf" ]] && continue
+         [[ "$(basename $_file)" = "000-additional-ssl-settings.conf" ]] && continue
 
          if [[ -f "$_file" ]]; then
 
@@ -869,17 +1038,18 @@ if $_got_vhost_dirs ; then
       fi
    done
 else
-   warn "No Vhost Configurations for syncing configured, so no IP conversion done.."
+   warn_only_terminal "No Vhost Configurations for syncing configured, so no IP conversion done.."
 fi
 
-
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mSyncing Dehydrated Certs Dirs ..\033[m\n"
+fi
 
 _got_dehydrated_dirs_dirs=false
 sync_dehydrated_dirs="${sync_dehydrated_dirs##*( )}"
 sync_dehydrated_dirs="${sync_dehydrated_dirs%%*( )}"
 if [[ -z "${sync_dehydrated_dirs,,}" ]] ; then
-    warn "No other Directories for syncing configured"
+    warn_only_terminal "No dehydrated Directories for syncing configured"
 else
    _got_dehydrated_dirs_dirs=true
 fi
@@ -899,14 +1069,15 @@ if $_got_dehydrated_dirs_dirs ; then
    done
 fi
 
-
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mSyncing other Directories..\033[m\n"
+fi
 
 _got_other_dirs=false
 sync_other_dirs="${sync_other_dirs##*( )}"
 sync_other_dirs="${sync_other_dirs%%*( )}"
 if [[ -z "${sync_other_dirs,,}" ]] ; then
-    warn "No other Directories for syncing configured"
+    warn_only_terminal "No other Directories for syncing configured"
 else
    _got_other_dirs=true
 fi
@@ -920,8 +1091,10 @@ if $_got_other_dirs ; then
 		_src_dir="${_val_arr[0]}"
 		if [[ -n "${_val_arr[1]}" ]] ; then
 			_dst_dir="${_val_arr[1]}"
+         if $terminal ; then
             echo -e "   Syncinc directory \"${_src_dir}\""
       	   echononl "      --> ${_dst_dir} .."
+         fi
 		else
 			_dst_dir="$_src_dir"
       	echononl "   Syncinc directory \"${_src_dir}\".."
@@ -943,7 +1116,9 @@ if $_got_other_dirs ; then
    done
 fi
 
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mSome post syncing stuff..\033[m\n"
+fi
 
 echononl "   Recreate PureFTPd's password database"
 if [[ -f "/etc/pure-ftpd/pureftpd.passwd" ]]; then
@@ -959,7 +1134,24 @@ else
 fi
 
 
+echononl "   Restore file \033\033[1m/root/.ssh/config\033[m .."
+if [[ -f "/root/.ssh/config.${cur_date}" ]] ; then
+   mv "/root/.ssh/config.${cur_date}" "/root/.ssh/config" > /dev/null 2> $tmp_err_msg
+   if [[ $? -eq 0 ]] ; then
+      echo_ok
+   else
+      echo_failed
+      error "$(cat $tmp_err_msg)"
+   fi
+else
+   echo_skipped
+fi
+
+
+
+if $terminal ; then
    echo -e "\n\n   \033[37m\033[1mRestart Services..\033[m\n"
+fi
 
 echononl "   (Re)start PureFTPd daemon (pure-ftpd)"
 if $systemd_exists ; then
@@ -1015,6 +1207,4 @@ fi
 
 
 
-rm $tmp_err_msg
-echo ""
-exit 0
+clean_up 0