387 lines
9.0 KiB
Bash
Executable File
387 lines
9.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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working_dir="$(dirname $(realpath $0))"
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conf_file="${working_dir}/conf/mysql_credetials.conf"
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tmp_log_file="$(mktemp)"
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# -------------
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# - Variable settings
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# -------------
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DEFAULT_MYSQL_CREDENTIAL_ARGS="--defaults-file=/usr/local/mysql/sys-maint.cnf"
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ALL_DATABASES=false
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# -------------
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# --- Some functions
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# -------------
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usage() {
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[[ -n "$1" ]] && error "$1"
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[[ $terminal ]] && echo -e "
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\033[1mUsage:\033[m
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$(basename $0) <DB-Name>
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\033[1mDescription\033[m
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Script repairs (and reorganizes) all tables of the given databases by executing MySQL
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command 'REPAIR TABLE'. If this was successfully, also 'OPTIMIZE TABLE' command will
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be triggered.
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\033[1mOptions\033[m
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No Options available
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\033[1mFiles\033[m
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$conf_file: Configuration file
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"
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clean_up 1
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}
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clean_up() {
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# Perform program exit housekeeping
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rm -f $tmp_log_file
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exit $1
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}
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echononl(){
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if $terminal ; then
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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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fi
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}
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fatal(){
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echo ""
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if $terminal ; then
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if [[ -n "$*" ]] ; then
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echo -e " [ \033[31m\033[1mFatal\033[m ]: $*"
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echo ""
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echo -e " \033[31m\033[1mScript will be interrupted.\033[m\033[m"
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else
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echo -e " \033[31m\033[1mFatal error\033[m: \033[1mScript will be interrupted.\033[m"
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fi
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else
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if [[ -n "$*" ]] ; then
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echo " [ Fatal ]: $*"
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echo ""
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echo " Script was terminated.."
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else
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echo " Fatal error: Script was terminated.."
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fi
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fi
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echo ""
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clean_up 1
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}
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error(){
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echo ""
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if $terminal ; then
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echo -e " [ \033[31m\033[1mError\033[m ]: $*"
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else
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echo " [ Error ]: $*"
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fi
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echo ""
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}
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warn (){
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if $terminal ; then
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echo ""
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echo -e " [ \033[33m\033[1mWarning\033[m ]: $*"
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echo ""
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else
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echo " [ Warning ]: $*"
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fi
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}
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info (){
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if $terminal ; then
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echo ""
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echo -e " [ \033[32m\033[1mInfo\033[m ]: $*"
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echo ""
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else
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echo " [ Info ]: $*"
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fi
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}
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echo_ok() {
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if $terminal ; then
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echo -e "\033[80G[ \033[32mok\033[m ]"
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fi
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}
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echo_failed(){
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if $terminal ; then
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echo -e "\033[80G[ \033[1;31mfailed\033[m ]"
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fi
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}
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echo_skipped() {
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if $terminal ; then
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echo -e "\033[80G[ \033[37mskipped\033[m ]"
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fi
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}
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trim() {
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local var="$*"
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var="${var#"${var%%[![:space:]]*}"}" # remove leading whitespace characters
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var="${var%"${var##*[![:space:]]}"}" # remove trailing whitespace characters
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echo -n "$var"
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}
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trap clean_up SIGHUP SIGINT SIGTERM
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# - Is this script running on terminal ?
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# -
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if [[ -t 1 ]] ; then
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terminal=true
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else
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terminal=false
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fi
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mysql=`which mysql`
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if [ -z "$mysql" ]; then
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if [ -x "/usr/local/mysql/bin/mysql" ]; then
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mysql=/usr/local/mysql/bin/mysql
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else
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fatal "No binary 'mysql' found!"
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fi
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fi
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# - Print help?
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# -
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if [[ "$(trim $*)" = "-h" ]] || [[ "$(trim $*)" = "--help" ]] ; then
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usage
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fi
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# -------------
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# - Get Database from commandline
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# -------------
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if [[ -n "$1" ]] ; then
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GIVEN_DATABASE="$1"
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else
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GIVEN_DATABASE=""
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if $terminal ; then
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warn "No Databses given!"
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echo ""
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echo -e " \033[33mType upper case \033[1mYES\033[m\033[33m to trigger 'REPAIR TABLES' on all tables of all databases\033[m"
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echo ""
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echo -en " \033[37m\033[1mContinue?\033[m "
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read OK
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if [[ "$OK" = "YES" ]] ; then
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echo ""
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echo ""
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echo -e "\033[1;37m-----------\033[m"
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echo ""
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echo ""
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echo -e " \033[32mRunning \033[1;37mREPAIR TABLES\033[m\033[32m on all tables of all databases..\033[m"
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echo ""
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else
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fatal "Abort by user request - Answer as not 'YES'"
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fi
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else
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usage "No Databses given!"
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fi
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fi
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# -------------
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# - Load Settings from configuration file
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# -------------
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if $terminal ; then
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echo ""
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fi
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echononl " Loading configuration settings from $(basename ${conf_file}).."
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if [[ -f "$conf_file" ]]; then
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source "$conf_file" > $tmp_log_file 2>&1
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if [[ $? -eq 0 ]]; then
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echo_ok
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else
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echo_failed
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fatal "$(cat $tmp_log_file)"
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fi
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else
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echo_skipped
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if $terminal ;then
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warn "No Configuration File found. Loading defaults.."
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fi
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fi
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[[ -z "$mysql_credential_args" ]] && mysql_credential_args="$DEFAULT_MYSQL_CREDENTIAL_ARGS"
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if [[ ${#mysql_credential_args_arr[@]} -eq 0 ]]; then
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[[ -z "$mysql_credential_args" ]] && mysql_credential_args="$DEFAULT_MYSQL_CREDENTIAL_ARGS"
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mysql_credential_args_arr="default:$mysql_credential_args"
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fi
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declare -i length_table_name
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declare -i number_blank_signd
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declare -i index_i
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for _val in ${mysql_credential_args_arr[@]} ; do
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_all_success=true
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IFS=':' read -a _val_arr <<< "${_val}"
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mysql_version="${_val_arr[0]}"
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mysql_credential_args="${_val_arr[1]}"
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DATABASES="$($mysql $mysql_credential_args -N -s -e "show databases")"
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if [[ -z "$GIVEN_DATABASE" ]] ; then
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if $terminal ; then
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echo ""
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echo -e "[ \033[37m\033[1mMySQL $mysql_version\033[m ]: repair (and optimize) tables of databases at host '$(hostname -f)'."
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fi
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ALL_DATABASES=true
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else
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found=false
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for db in $DATABASES ; do
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if [[ "$db" = "$GIVEN_DATABASE" ]]; then
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DATABASES="$GIVEN_DATABASE"
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found=true
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fi
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done
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if ! $found ; then
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continue
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fi
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fi
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length_table_name=0
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for db in $DATABASES ; do
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[ "$db" = "information_schema" ] && continue
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[ "$db" = "performance_schema" ] && continue
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[ "$db" = "mysql" ] && continue
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if $terminal ;then
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echo ""
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if [[ -n "$GIVEN_DATABASE" ]] ; then
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echo -e " [$(date)] Repair (and optimize) tables in database '${db}'.."
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else
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echo -e " [ \033[37m\033[1mMySQL $mysql_version\033[m $(date) ] Repair (and optimize) tables in database '${db}'.."
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fi
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fi
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TABLES="$($mysql $mysql_credential_args $db -N -s -e "show tables" 2> $tmp_log_file )"
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if [[ $? -ne 0 ]]; then
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_all_success=false
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error "Getting tables of database '${db}' failed.\n $(cat "$tmp_log_file")"
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error_messages_arr+=("Getting tables of database '${db}' failed.")
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continue
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fi
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for table in $TABLES ; do
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# - Ommit InnoDB tables
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# -
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_engine="$($mysql $mysql_credential_args -N -s -e "SELECT ENGINE FROM information_schema.TABLES WHERE TABLE_SCHEMA = '$db' AND TABLE_NAME = '$table'")"
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if [[ "${_engine,,}" = 'innodb' ]] ; then
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echo -e " [$(date)] Ommit table '$table' - The storage engine (InnoDB) doesn't support repair"
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continue
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fi
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if $terminal ; then
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blank_signs=""
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if [[ $length_table_name -gt ${#table} ]]; then
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number_blank_sign=$(expr $length_table_name - ${#table})
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index_i=0
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while [[ $index_i -lt $number_blank_sign ]] ; do
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blank_signs="$blank_signs "
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(( index_i++ ))
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done
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echo -en "\033[1G"
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fi
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echo -en "\033[1G \033[32mRepair table \033[1m$table\033[m$blank_signs\033[1G"
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fi
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length_table_name=${#table}
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$mysql $mysql_credential_args $db -N -s -e "REPAIR TABLE \`$table\`" > $tmp_log_file 2>&1
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if [[ $? -ne 0 ]]; then
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_all_success=false
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error "Repairing table '$table' failed.\n$(cat "$tmp_log_file")"
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error_messages_arr+=("MySQL $mysql_version: Error while repairing table '${table}' of database '$db'.")
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else
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$mysql $mysql_credential_args $db -N -s -e "OPTIMIZE TABLE \`$table\`" > $tmp_log_file 2>&1
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if [[ $? -ne 0 ]]; then
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error "Reoptimizing table \"${table}\" of database \"$db\" failed.\n$(cat "$tmp_log_file")"
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error_messages_arr+=("MySQL $mysql_version: Error while (re-)optimizing table '${table}' of database '$db'.")
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fi
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fi
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done
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if $terminal ;then
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echo -en "\033[1G [$(date)] End repairing tables of database '${db}'.."
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echo
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fi
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done
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if $_all_success ; then
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if $ALL_DATABASES ; then
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info_messages_arr+=("MySQL $mysql_version: Repairing MySQL tables of all databases was successful.")
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else
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info_messages_arr+=("MySQL $mysql_version: Repairing MySQL tables of database '${db}' was successful.")
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fi
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fi
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if $terminal && $ALL_DATABASES ; then
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echo ""
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echo -e "[ \033[37m\033[1mMySQL $mysql_version\033[m ]: Finished repairing MySQL databases at host $(hostname -f)."
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echo ""
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fi
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done
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if [[ ${#info_messages_arr[@]} -gt 0 ]]; then
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for msg in "${info_messages_arr[@]}" ; do
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if $terminal ; then
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info "$msg"
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fi
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done
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fi
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if [[ ${#error_messages_arr[@]} -gt 0 ]]; then
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for msg in "${error_messages_arr[@]}" ; do
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if $terminal ; then
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error "$msg"
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fi
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done
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fi
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clean_up 0
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