Modify script 'base_script.sh'.
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ccfb011a23
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@ -5,9 +5,13 @@ working_dir="$(dirname $(realpath $0))"
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conf_file="${working_dir}/conf/${script_name%%.*}.conf"
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LOCK_DIR="/tmp/$(basename $0).$$.LOCK"
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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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# Sending alert messages
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#
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declare -a alert_email_arr=()
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backup_date="$(date +%Y-%m-%d-%H%M)"
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declare -a files_backuped_arr=()
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declare -a dirs_backuped_arr=()
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@ -80,62 +84,54 @@ echononl(){
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fatal(){
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echo ""
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if $terminal ; then
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echo -e " [ \033[31m\033[1mFatal\033[m ] $*"
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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 was interupted\033[m!"
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else
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echo -e " [ Fatal ] $*"
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echo " [ Fatal ]: $*"
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echo ""
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echo " Script was terminated...."
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fi
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echo ""
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if $terminal ; then
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echo -e " \033[1mScript terminated\033[m.."
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else
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echo -e " Script terminated.."
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fi
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echo ""
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rm -rf $LOCK_DIR
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exit 1
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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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echo -e " [ \033[31m\033[1mError\033[m ]: $*"
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else
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echo " [ Error ] $*"
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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 $LOGGING || $terminal ; then
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echo ""
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if $terminal ; then
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echo -e " [ \033[33m\033[1mWarn\033[m ] $*"
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else
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echo " [ Warn ] $*"
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fi
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echo ""
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echo ""
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if $terminal ; then
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echo -e " [ \033[33m\033[1mWarning\033[m ]: $*"
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else
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echo "[ Warning ]: $*"
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fi
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echo ""
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}
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info (){
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if $LOGGING || $terminal ; then
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echo ""
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if $terminal ; then
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echo -e " [ \033[32m\033[1mInfo\033[m ] $*"
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else
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echo " [ Info ] $*"
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fi
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echo ""
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echo ""
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if $terminal ; then
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echo -e " [ \033[32m\033[1mInfo\033[m ] $*"
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else
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echo "[ Info ] $*"
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fi
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echo ""
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}
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ok (){
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if $LOGGING || $terminal ; then
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if $terminal ; then
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echo ""
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if $terminal ; then
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echo -e " [ \033[32m\033[1mOk\033[m ] $*"
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else
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echo " [ Ok ] $*"
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echo " [ Ok ] *"
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fi
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echo ""
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fi
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@ -185,6 +181,35 @@ blank_line() {
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fi
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}
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is_number() {
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return $(test ! -z "${1##*[!0-9]*}" > /dev/null 2>&1);
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# - also possible
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# -
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#[[ ! -z "${1##*[!0-9]*}" ]] && return 0 || return 1
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#return $([[ ! -z "${1##*[!0-9]*}" ]])
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}
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reboot_system() {
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# content_type='Content-Type: text/plain;\n charset="utf-8"'
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# datum="$(date +"%d.%m.%Y")"
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# sender_address="root@$(hostname --long)"
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# msg="S*"
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#
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#
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# for _email in ${alert_email_arr[@]} ; do
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#
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# echo -e "To:${_email}\n${content_type}\nSubject:[Fatal Error] - Reboot System\n${msg}" \
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# | sendmail -F "Error `hostname -f`" -f $sender_address $_email
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# done
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sleep 10
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/sbin/reboot -f > /dev/null 2>&1
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}
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# - Backup file or directory
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# -
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backup() {
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@ -263,20 +288,6 @@ rm_unchanged_backup() {
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}
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# ----------
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# - Jobhandling
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# ----------
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# - Run 'clean_up' for signals SIGHUP SIGINT SIGTERM
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# -
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trap clean_up SIGHUP SIGINT SIGTERM
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# - Create lock directory '$LOCK_DIR"
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#
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mkdir "$LOCK_DIR"
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# ----------
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# - Some checks ..
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# ----------
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@ -337,11 +348,19 @@ fi
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# - Give your default values here
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# -
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LOGGING=false
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BATCH_MODE=false
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PARAMETER_1="WERT_1"
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PARAMETER_2="WERT_2"
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DEFAULT_CONFLICTING_SCRIPTS=""
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DEFAULT_COMPANY="O.OPEN"
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DEFAULT_CONTENT_TYPE='Content-Type: text/plain;\n charset="utf-8"'
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DEFAULT_SENDER_ADDRESS="${script_name%%.*}@$(hostname -f)"
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DEFAULT_ALERT_EMAIL_ADDRESSES="ckubu@oopen.de"
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if [[ -f "$conf_file" ]]; then
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source "$conf_file"
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else
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@ -443,6 +462,136 @@ if $terminal && ! $BATCH_MODE ; then
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fi
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# ----------
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# Set Parameter values
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# ----------
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[[ -n "$CONFLICTING_SCRIPTS" ]] || CONFLICTING_SCRIPTS="${DEFAULT_CONFLICTING_SCRIPTS}"
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[[ -n "$(trim $alert_email_addresses)" ]] || alert_email_addresses=("${DEFAULT_ALERT_EMAIL_ADDRESSES[@]}")
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if [[ ${#alert_email_addresses} -gt 0 ]] ; then
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for _email in $alert_email_addresses ; do
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alert_email_arr+=("$_email")
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done
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fi
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[[ -n "$sender_address" ]] || sender_address="${DEFAULT_SENDER_ADDRESS}"
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[[ -n "$content_type" ]] || content_type="${DEFAULT_CONTENT_TYPE}"
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[[ -n "$company" ]] || company="${DEFAULT_COMPANY}"
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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 %H:%M")"
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msg="[ Error ]: A previos instance of \"`basename $0`\" seems already be running.\n\n Exiting 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 " Exiting now.."
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echo ""
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for _email in ${alert_email_arr[@]} ; do
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echo -e "To:${_email}\n${content_type}\nSubject:Error cronjob `basename $0` -- $datum\n${msg}\n" \
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| sendmail -F "Error `hostname -f`" -f $sender_address $_email
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done
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exit 1
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fi
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## ----------
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## - Jobhandling
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## ----------
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#
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#LOCK_DIR="/tmp/${script_name%%.*}.$$.LOCK"
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#
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## - Run 'clean_up' for signals SIGHUP SIGINT SIGTERM
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## -
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#trap clean_up SIGHUP SIGINT SIGTERM
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#
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## - Create lock directory '$LOCK_DIR"
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##
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#mkdir "$LOCK_DIR"
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# ----------
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# - Stop here, if these give scripts are running
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# ----------
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if [[ ${#CONFLICTING_SCRIPTS} -gt 0 ]] ; then
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# - Try using a random start delay to prevent (or at least have a small chance) that
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# - conflicting scripts will both/all abort if they start at the same time.
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# -
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# - !! Notice !!
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# - This only makes sense if a fixed LOCK directory is used, otherwise the process list
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# - (and NOT the LOCK-directory) is used to look for scripts running in parallel.
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# -
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# - Skip delay if running in an terminal (from copnsole)
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# -
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if ! $terminal ; then
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if [[ "$LOCK_DIR" = "/tmp/${script_name%%.*}.LOCK" ]]; then
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_shift="$(( $RANDOM % 10 + 1 ))"
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sleep $(( $RANDOM % 25 + $_shift ))
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fi
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fi
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_stop_running=false
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for _val in $CONFLICTING_SCRIPTS ; do
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IFS=':' read -a _val_arr <<< "${_val}"
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_script_name="$(basename ${_val_arr[0]})"
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if [[ -n "${_val_arr[1]}" ]] ; then
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if [[ "${_val_arr[1]}" = "CHECK_PROCESS_LIST" ]] ; then
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check_string_ps="${_val_arr[0]}"
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if ps -e f | grep -E "\s+${check_string_ps}" | grep -v grep | grep -v -E "\s+vim\s+" > /dev/null ; then
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_stop_running=true
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fi
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elif [[ -d "${_val_arr[1]}" ]] ; then
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_stop_running=true
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fi
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elif [[ -d "/tmp/${_script_name%%.*}.LOCK" ]]; then
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_stop_running=true
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fi
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if $_stop_running ; then
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echo ""
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echo "[ Error ]: The \"${_script_name}\" script is currently running, but it conflicts with this script."
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echo ""
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echo " Exiting now.."
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echo ""
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clean_up 1
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fi # if $_stop_running ; then
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done # for _val in $CONFLICTING_SCRIPTS ; do
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fi # if [[ ${#CONFLICTING_SCRIPTS} -gt 0 ]] ; then
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# ----------
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# - Some pre-script tasks ..
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# ----------
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@ -2,16 +2,63 @@
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# - Configuration file for script base_script.sh
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# ==========
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# - LOGGING
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# -
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# - Enables/Disables script output. Setting this value to 'true' is
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# - only useful if NOT running in a terminal (i.e. as cronjob).
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# -
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# - If script is running in a terminal, script output is enabled and
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# - cannot be disabled.
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# -
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# - Running this script in a
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# -
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# - Default value: false
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# -
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#LOGGING=false
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# CONFLICTING_SCRIPTS
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#
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# The scripts listed here conflict with this script. If one of these scripts
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# is currently running, this script will be stopped.
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#
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# In addition to the script, a LOCK directory can also be specified which is
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# connected to it.
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#
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# If no fixed LOCK directory is connected to the script, set
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# this value to the constant 'CHECK_PROCESS_LIST'.
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#
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# If no value for the LOCK directory is given, the LOCK directory
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# '/tmp/<base-script_name>.LOCK' is assumed.
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#
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#
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# Example:
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# CONFLICTING_SCRIPTS="
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# /root/bin/monitoring/check_webservice_load.sh:CHECK_PROCESS_LIST
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# /root/bin/monitoring/check_remote_websites.sh
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# "
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#
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# No defaults
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#
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#CONFLICTING_SCRIPTS=""
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# ---
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# - E-Mail settings for sending script messages
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# ---
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# company
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#
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# Example: company="Warenform"
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#
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# Defaults to: company="O.OPEN"
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#
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#company=""
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# sender_address
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#
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# Defaults to: sender_address="${script_name%%.*}@$(hostname -f)"
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#
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#sender_address="check_mm_service@$(hostname -f)"
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# content_type
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#
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# Defaults to: content_type='Content-Type: text/plain;\n charset="utf-8"'
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#
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#content_type='Content-Type: text/plain;\n charset="utf-8"'
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# alert_email_addresses
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#
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# blank separated list of e-mail addresses
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#
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# Example: alert_email_addresses="ckubu@oopen.de axel@warenform.net"
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#
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# Defaults to alert_email_addresses="ckubu@oopen.de"
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#
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#alert_email_addresses="ckubu@oopen.de"
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