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