optimize_mysql_tables.sh, optimize_mysql_tables-ND.sh: some design changes..
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@@ -5,16 +5,21 @@ working_dir="$(dirname $(realpath $0))"
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conf_file="${working_dir}/conf/mysql_credetials.conf"
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tmp_log_file="$(mktemp)"
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# - Lock directory exists, until the script ends. So
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# - we can check, if a previos instanze is already running.
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# -
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LOCK_DIR="/tmp/${script_name%%.*}.LOCK"
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log_file="${LOCK_DIR}/${script_name%%.*}.log"
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# -------------
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# - Variable settings
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# - Variable (default) 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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DEFAULT_LOG_FILE="/var/log/${script_name%%.*}.log"
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VERBOSE=false
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DEFAULT_to_addresses="argus@oopen.de"
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# -------------
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# --- Some functions
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@@ -64,7 +69,14 @@ usage() {
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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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if [[ ${1} -gt 0 ]] ; then
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[[ -f "${log_file}" ]] && cp ${log_file} "/var/log/"
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else
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rm -f "/var/log/$(basename "${log_file}")"
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fi
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rm -rf "$LOCK_DIR"
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blank_line
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exit $1
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}
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@@ -159,6 +171,12 @@ trim() {
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echo -n "$var"
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}
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blank_line() {
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if $terminal ; then
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echo ""
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fi
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}
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detect_mysql_version () {
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_MYSQLD_VERSION="$(mysqld -V 2>/dev/null)"
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@@ -182,29 +200,16 @@ detect_mysql_version () {
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}
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trap clean_up SIGHUP SIGINT SIGTERM
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# -------------
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# - Is this script running on terminal ?
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# -
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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 "$mysql" ]; then
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if [ -x "/usr/local/mysql/bin/mysql" ]; then
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mysql=/usr/local/mysql/bin/mysql
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else
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fatal "No binary 'mysql' found!"
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fi
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fi
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# -------------
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# - Read Commandline Parameters
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@@ -231,6 +236,39 @@ if [[ "$(trim $*)" =~ " -h" ]] || [[ "$(trim $*)" =~ " --help" ]] ; then
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fi
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# -------------
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# - Job is already running?
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# -------------
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## - If job already runs, stop execution..
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## -
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if mkdir "$LOCK_DIR" 2> /dev/null ; then
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## - Remove lockdir when the script finishes, or when it receives a signal
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trap "clean_up 1" SIGHUP SIGINT SIGTERM
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else
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datum=`date +"%d.%m.%Y"`
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msg="[ Error ]: A previos instance of \"`basename $0`\" seems already be running.\n\tExiting now.."
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echo ""
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echo "[ Error ]: A previos instance of that script \"`basename $0`\" seems already be running."
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echo ""
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echo -e "\tExiting now.."
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echo ""
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for _to_address in $to_addresses ; do
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echo -e "To:${_to_address}\n${content_type}\nSubject:Error cronjob `basename $0` -- $datum\n${msg}\n" \
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| sendmail -F "Error `hostname -f`" -f $from_address $_to_address
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done
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exit 1
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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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@@ -241,17 +279,15 @@ else
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GIVEN_DATABASE=""
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fi
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if $terminal ; then
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echo ""
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fi
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blank_line
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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" > $tmp_log_file 2>&1
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source "$conf_file" > $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 $tmp_log_file)"
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fatal "$(cat $log_file)"
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fi
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else
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echo_skipped
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@@ -261,7 +297,23 @@ else
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fi
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#[[ -z "$mysql_credential_args" ]] && mysql_credential_args="$DEFAULT_MYSQL_CREDENTIAL_ARGS"
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[[ -z "${to_addresses}" ]] && to_addresses="${DEFAULT_to_addresses}"
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# -------------
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# - Some default values
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# -------------
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mysql=`which mysql`
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if [ -z "$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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if [[ -z "$mysql_credential_args" ]]; then
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@@ -299,12 +351,27 @@ if [[ -z "$mysql_credential_args" ]]; then
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fi
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fi
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[[ -z "$log_file" ]] && log_file="$DEFAULT_LOG_FILE"
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if [[ ${#mysql_credential_args_arr[@]} -eq 0 ]]; then
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mysql_credential_args_arr[0]="default:$mysql_credential_args"
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fi
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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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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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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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@@ -392,7 +459,7 @@ while [[ $index_arr -lt ${#mysql_credential_args_arr[@]} ]] ; do
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length_table_name=${#table}
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$mysql $mysql_credential_args $db -N -s -e "OPTIMIZE TABLE \`$table\`" > $tmp_log_file 2>&1
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$mysql $mysql_credential_args $db -N -s -e "OPTIMIZE TABLE \`$table\`" > $log_file 2>&1
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if [[ $? -ne 0 ]]; then
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@@ -403,27 +470,27 @@ while [[ $index_arr -lt ${#mysql_credential_args_arr[@]} ]] ; do
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echo "" >> $log_file
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echo " [$(date)] Repair table '$table'" >> $log_file
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$mysql $mysql_credential_args $db -N -s -e "REPAIR TABLE \`$table\`" > $tmp_log_file 2>&1
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$mysql $mysql_credential_args $db -N -s -e "REPAIR TABLE \`$table\`" > $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 "Repairing table '$table' failed.\n$(cat "$log_file")"
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error_messages_arr+=("MySQL $mysql_version: Error while repairing table '${table}' of database '$db'.")
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echo "" >> $log_file
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echo -e " [$(date)] error: Repairing table '$table' failed of database \"$db\" failed..\n$(cat "$tmp_log_file")" >> $log_file
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echo -e " [$(date)] error: Repairing table '$table' failed of database \"$db\" failed..\n$(cat "$log_file")" >> $log_file
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echo "" >> $log_file
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else
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echo -e " [$(date)] Optimize table '$table'" >> $log_file
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$mysql $mysql_credential_args $db -N -s -e "OPTIMIZE TABLE \`$table\`" > $tmp_log_file 2>&1
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$mysql $mysql_credential_args $db -N -s -e "OPTIMIZE TABLE \`$table\`" > $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 "$tmp_log_file")"
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error "Reoptimizing table \"${table}\" of database \"$db\" failed.\n$(cat "$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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echo "" >> $log_file
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echo -e " [$(date)] error: Reoptimizing table \"${table}\" of database \"$db\" failed.\n$(cat "$tmp_log_file")" >> $log_file
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echo -e " [$(date)] error: Reoptimizing table \"${table}\" of database \"$db\" failed.\n$(cat "$log_file")" >> $log_file
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echo "" >> $log_file
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else
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info "Reoptimizing table \"${table}\" of database \"$db\" was successfully."
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