1292 lines
38 KiB
Bash
Executable File
1292 lines
38 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/check_webservice_load.conf"
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#---------------------------------------
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#-----------------------------
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# Read Configurations from $conf_file
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#-----------------------------
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#---------------------------------------
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if [[ ! -f "$conf_file" ]]; then
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echo ""
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echo -e " [ Fatal ] Configuration file '$(basename ${conf_file})' not found!"
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echo ""
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echo -e "\tScript terminated.."
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echo ""
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exit 1
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else
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source "$conf_file"
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fi
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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/check_webservice.lock
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LOCK_DIR=`mktemp -d`
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#---------------------------------------
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#-----------------------------
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# Base Function(s)
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#-----------------------------
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#---------------------------------------
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fatal(){
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echo ""
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echo -e " [ Fatal ] $*"
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echo ""
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echo -e "\tScript terminated.."
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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 " [ Error ] $*"
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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 " [ Warn ] $*"
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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 " [ Info ] $*"
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echo ""
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}
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ok (){
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echo ""
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echo -e " [ Ok ] $*"
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echo ""
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}
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trim() {
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local var="$*"
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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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#---------------------------------------
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#-----------------------------
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# Check some prerequisites
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#-----------------------------
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#---------------------------------------
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if [ -z "`which basename`" ]; then
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fatal 'It seems "basename" is not installed, but needed!'
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fi
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if [ -z "`which sendmail`" ]; then
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fatal 'It seems "sendmail" is not installed, but needed!'
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fi
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if [ -z "`which realpath`" ]; then
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fatal 'It seems "realpath" is not installed, but needed!'
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fi
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if $check_load ; then
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if [ -z "`which bc`" ]; then
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fatal 'It seems "bc" is not installed, but needed!'
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fi
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fi
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# - Systemd supported ?
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## -
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systemd=$(which systemd)
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systemctl=$(which systemctl)
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systemd_supported=false
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if [[ -n "$systemd" ]] && [[ -n "$systemd" ]] ; then
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systemd_supported=true
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fi
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if $check_mysql ; then
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MYSQLD=`realpath $(which mysqld) 2>/dev/null`
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if [ -z "$MYSQLD" ]; then
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if [ -x "/usr/local/mysql/bin/mysqld" ]; then
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MYSQLD=`realpath "/usr/local/mysql/bin/mysqld"`
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else
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fatal 'Command \"mysqld\" not found!'
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fi
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fi
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MYSQLD_SAFE=`realpath $(which mysqld_safe) 2>/dev/null`
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if [ -z "$MYSQLD_SAFE" ]; then
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if [ -x "/usr/local/mysql/bin/mysqld_safe" ]; then
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MYSQLD_SAFE=`realpath "/usr/local/mysql/bin/mysqld_safe"`
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else
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fatal 'Command \"mysqld_safe\" not found!'
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fi
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fi
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MYADMIN=`realpath $(which mysqladmin) 2>/dev/null`
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if [ -z "$MYADMIN" ]; then
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if [ -x "/usr/local/mysql/bin/mysqladmin" ]; then
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MYADMIN=`realpath "/usr/local/mysql/bin/mysqladmin"`
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else
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fatal 'Command \"mysqladmin\" not found!'
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fi
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fi
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MYSQL_INIT_SCRIPT=""
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if [ -x "/etc/init.d/mysql.server" ]; then
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MYSQL_INIT_SCRIPT="/etc/init.d/mysql.server"
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elif [ -x "/etc/init.d/mysql" ]; then
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MYSQL_INIT_SCRIPT="/etc/init.d/mysql"
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else
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fatal 'Cannot find init-script for MySQL server!'
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fi
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fi
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if $check_apache ; then
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HTTPD=`realpath $(which httpd) 2>/dev/null`
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if [ -z "$HTTPD" ]; then
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if [ -x "/usr/local/apache2/bin/httpd" ]; then
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HTTPD=`realpath "/usr/local/apache2/bin/httpd"`
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else
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HTTPD=`realpath $(which apache2) 2>/dev/null`
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if [ -z "$HTTPD" ]; then
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fatal 'Command \"httpd\"/\"apache2\" not found!'
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fi
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fi
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fi
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APACHE_INIT_SCRIPT=""
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if [ -x "/etc/init.d/apache2" ]; then
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APACHE_INIT_SCRIPT="/etc/init.d/apache2"
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elif [ -x "/etc/init.d/apachectl" ]; then
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APACHE_INIT_SCRIPT="/etc/init.d/apachectl"
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else
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fatal 'Cannot find init-script for Apache web server!'
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fi
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fi
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declare -A start_stop_method_php_fpm
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declare -A start_stop_file_php_fpm
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declare -A php_fpm_ping_path
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declare -A php_fpm_pid_search_path
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if $check_php_fpm ; then
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if [ -z "`which curl`" ]; then
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fatal 'It seems "curl" is not installed, but needed!'
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fi
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if [[ "$(trim $php_versions)" = "" ]]; then
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fatal 'No PHP version is given. Setting of \"php_version\" is needed!'
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fi
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if [[ -n "$ping_path" ]];then
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for _path in $ping_path ;do
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IFS=':' read -a _path_arr <<< "${_path}"
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# - some checks..
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# -
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if [[ -z "${_path_arr[0]}" ]] || [[ -z "${_path_arr[0]}" ]] ; then
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fatal "Wrong settings in variable \"ping_path\"!"
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fi
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if [[ ! "$php_versions" =~ "${_path_arr[0]}" ]] ; then
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fatal "Unknown PHP version \"${_path_arr[0]}\" (variable ping_path)!\n\n PHP version must match given versions of var \"php_versions\""
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fi
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php_fpm_ping_path["${_path_arr[0]}"]="${_path_arr[1]}"
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done
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fi
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for _version in $php_versions ; do
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PHP_FPM_SERVICE_FILE=""
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if $systemd_supported ; then
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# - Is Service exclusive controlled by systemd
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# -
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if systemctl -t service list-unit-files \
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| grep -e "^php-$_version" \
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| grep -q enabled 2> /devnull ; then
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PHP_FPM_SERVICE_FILE=$(systemctl -t service list-unit-files \
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| grep -e "^php-$_version" \
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| awk '{print$1}')
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fi
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fi
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if [[ -z "${php_fpm_ping_path[$_version]}" ]] ; then
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php_fpm_ping_path["$_version"]="ping-$_version"
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fi
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if [[ -n "$PHP_FPM_SERVICE_FILE" ]]; then
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start_stop_method_php_fpm["$_version"]="systemd_service"
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start_stop_file_php_fpm["$_version"]="$PHP_FPM_SERVICE_FILE"
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#php_fpm_ping_path["$_version"]="ping-$_version"
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php_fpm_pid_search_path["$_version"]="$_version"
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elif [[ -x "/etc/init.d/php-${_version}-fpm" ]]; then
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start_stop_method_php_fpm["$_version"]="init_script"
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start_stop_file_php_fpm["$_version"]="/etc/init.d/php-${_version}-fpm"
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#php_fpm_ping_path["$_version"]="ping-$_version"
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php_fpm_pid_search_path["$_version"]="$_version"
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elif [[ -x "/etc/init.d/php5-fpm" ]]; then
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start_stop_method_php_fpm["$_version"]="init_script"
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start_stop_file_php_fpm["$_version"]="/etc/init.d/php5-fpm"
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#php_fpm_ping_path["$_version"]="$_ping_path"
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php_fpm_pid_search_path["$_version"]="/etc/php5"
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else
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fatal "Cannot find systemd service or init-script for PHP FPM (v$_version) !"
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fi
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done
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fi
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if $check_website ; then
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if [[ -n "$php_version_of_working_url" ]] && [[ "$php_version_of_working_url" != "None" ]] ; then
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if [[ ! "$php_versions" =~ $php_version_of_working_url ]]; then
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fatal "Unknown PHP version \"$php_version_of_working_url\" (variable php_version_of_working_url)!\n\n Var \"php_version_of_working_url\" must match given versions of var \"php_versions\""
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fi
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PHP_FPM_SERVICE_FILE=""
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if $systemd_supported ; then
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# - Is Service exclusive controlled by systemd
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# -
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if systemctl -t service list-unit-files \
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| grep -e "^php-$php_version_of_working_url-" \
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| grep -q enabled 2> /devnull ; then
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PHP_FPM_SERVICE_FILE=$(systemctl -t service list-unit-files \
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| grep -e "^php-$php_version_of_working_url-" \
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| awk '{print$1}')
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fi
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fi
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if [[ -z "$PHP_FPM_SERVICE_FILE" ]]; then
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if [[ ! -x "/etc/init.d/php-${php_version_of_working_url}-fpm" ]] ; then
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fatal "Cannot find systemd service or init-script for PHP FPM (v$php_version_of_working_url)!\n Check Variable \"php_version_of_working_url\"."
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fi
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fi
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fi
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if [[ -z "$(trim $is_working_url)" ]];then
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fatal "Check respond of a certain website is requested, but no url (is_working_url) is given!"
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fi
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if [[ -z "$(trim $check_string)" ]];then
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fatal "Check respond of a certain website is requested, but no check string is given!"
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fi
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if $include_cleanup_function && [[ -z $(trim $cleanup_function) ]]; then
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fatal "include_cleanup_function is enabled, but no cleanup functions are given!\n Check Variable \"cleanup_function\"."
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else
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cleanup_functions_file=$(mktemp)
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printf '%s' "$cleanup_function" > $cleanup_functions_file
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fi
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fi
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## - #---------------------------------------
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## - #-----------------------------
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## - # Job is already running?
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## - #-----------------------------
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## - #---------------------------------------
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## -
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## - ## - If job already runs, stop execution..
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## - ## -
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## - if mkdir "$LOCK_DIR" 2> /dev/null ; then
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## -
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## - ## - Remove lockdir when the script finishes, or when it receives a signal
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## - trap 'rm -rf "$LOCK_DIR"' 0 2 15
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## -
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## - else
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## -
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## - datum=`date +"%d.%m.%Y"`
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## -
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## - msg="[ Error ]: A previos instance of \"`basename $0`\" seems already be running.\n\tExiting now.."
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## -
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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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## -
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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 $_to_address
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## - done
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## -
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## - exit 1
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## -
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## - fi
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## - Remove lockdir when the script finishes, or when it receives a signal
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trap 'rm -rf "$LOCK_DIR"' 0 2 15
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#---------------------------------------
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#-----------------------------
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# Start/Stop functions
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#-----------------------------
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#---------------------------------------
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stop_apache() {
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send_msg=$1
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send_msg=${send_msg:=true}
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## - Stop Apache Webservice
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## -
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$APACHE_INIT_SCRIPT stop > /dev/null 2>&1
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sleep 12
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declare -i i=0
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PIDS=$(ps aux | grep "$HTTPD" | grep -v grep | awk '{print$2}')
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while [ "X$PIDS" != "X" ]; do
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if [ $i -eq 0 ]; then
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echo "" >> $LOCK_DIR/extra_msg.txt
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echo -e "\t[ Error ]: Stopping Apache Webservice failed !!!" >> $LOCK_DIR/extra_msg.txt
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echo "" >> $LOCK_DIR/extra_msg.txt
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echo -e "\t[ Info ]; Going to kill remaining httpd-processes.." >> $LOCK_DIR/extra_msg.txt
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echo "" >> $LOCK_DIR/extra_msg.txt
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error "Stopping Apache Webservice failed !!!"
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info "Going to kill remaining httpd-processes.."
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fi
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if [ $i -gt 10 ]; then
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echo "" >> $LOCK_DIR/extra_msg.txt
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echo -e "\t[ Error ]: Killing remaining httpd-processes failed !!!" >> $LOCK_DIR/extra_msg.txt
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echo "" >> $LOCK_DIR/extra_msg.txt
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error "Killing remaining httpd-processes failed !!!"
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if $send_msg ; then
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subject="[ Error ]: Stopping Apache Webserver on `hostname -f` failed -- $datum"
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msg="\n\n`cat $LOCK_DIR/extra_msg.txt`\n"
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for _to_address in $to_addresses ; do
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echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
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| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
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done
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fi
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break
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fi
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for _PID in $PIDS ; do
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kill -9 $_PID > /dev/null 2>&1
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done
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sleep 2
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PIDS=$(ps aux | grep "$HTTPD" | grep -v grep | awk '{print$2}')
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i=i+1
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done
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}
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stop_mysql() {
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send_msg=$1
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send_msg=${send_msg:=true}
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## - Stop MySQL Service
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## -
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$MYSQL_INIT_SCRIPT stop > /dev/null 2>&1
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_msg=false
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sleep 2
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declare -i i=0
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PIDS=$(ps aux | grep "$MYSQLD_SAFE" | grep -v grep | awk '{print$2}')
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while [ "X$PIDS" != "X" ]; do
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if [ $i -eq 0 ]; then
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echo "" >> $LOCK_DIR/extra_msg.txt
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echo -e "\t[ Error ]: Stopping MySQL Service failed !!!" >> $LOCK_DIR/extra_msg.txt
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echo "" >> $LOCK_DIR/extra_msg.txt
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echo -e "\t[ Info ]; Going to kill MySQL Processes (mysqld_safe).." >> $LOCK_DIR/extra_msg.txt
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echo "" >> $LOCK_DIR/extra_msg.txt
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error "Stopping MySQL Service failed !!!"
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info "Going to kill MySQL Processes (mysqld_safe).."
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fi
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if [ $i -gt 20 ]; then
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echo "" >> $LOCK_DIR/extra_msg.txt
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echo -e "\t[ Error ]: Killing MySQL Processes (mysqld_safe) failed !!!" >> $LOCK_DIR/extra_msg.txt
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echo "" >> $LOCK_DIR/extra_msg.txt
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error "Killing MySQL Processes (mysqld_safe) failed !!!"
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_msg=true
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break
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fi
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for _PID in $PIDS ; do
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kill -9 $_PID > /dev/null 2>&1
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done
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sleep 2
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PIDS=$(ps aux | grep "$MYSQLD_SAFE" | grep -v grep | awk '{print$2}')
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i=i+1
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done
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PIDS=$(ps aux | grep "$MYSQLD" | grep -v grep | awk '{print$2}')
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declare -i i=0
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while [ "X$PIDS" != "X" ]; do
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if [ $i -eq 0 ]; then
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echo "" >> $LOCK_DIR/extra_msg.txt
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echo -e "\t[ Error ]: MySQL Processes (mysqld) still exists !!!" >> $LOCK_DIR/extra_msg.txt
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echo "" >> $LOCK_DIR/extra_msg.txt
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echo -e "\t[ Info ]; Going to kill remaining MySQL Processes (mysqld).." >> $LOCK_DIR/extra_msg.txt
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echo "" >> $LOCK_DIR/extra_msg.txt
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error "MySQL Processes (mysqld) still exists !!!"
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info "Going to kill remaining MySQL Processes (mysqld).."
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fi
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if [ $i -gt 20 ]; then
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echo "" >> $LOCK_DIR/extra_msg.txt
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echo -e "\t[ Error ]: Killing remaining MySQL Processes (mysqld) failed !!!" >> $LOCK_DIR/extra_msg.txt
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echo "" >> $LOCK_DIR/extra_msg.txt
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error "Killing remaining MySQL Processes (mysqld) failed !!!"
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_msg=true
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break
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fi
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for _PID in $PIDS ; do
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kill -9 $_PID > /dev/null 2>&1
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done
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sleep 2
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PIDS=i$(ps aux | grep "$MYSQLD" | grep -v grep | awk '{print$2}')
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i=i+1
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done
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if $send_msg && $_msg ; then
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subject="[ Error ]: Stopping MySQL Engine on `hostname -f` failed -- $datum"
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msg="\n\n`cat $LOCK_DIR/extra_msg.txt`\n"
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for _to_address in $to_addresses ; do
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echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
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| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
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done
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fi
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}
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stop_php_fpm() {
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__version=$1
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send_msg=$2
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send_msg=${send_msg:=true}
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_msg=false
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## - Stop PHP-FPM Service
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## -
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if [[ "${start_stop_method_php_fpm["$__version"]}" = "systemd_service" ]]; then
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systemctl stop ${start_stop_file_php_fpm[$__version]} > /dev/null 2>&1
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elif [[ "${start_stop_method_php_fpm[$__version]}" = "init_script" ]]; then
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${start_stop_file_php_fpm[$__version]} stop > /dev/null 2>&1
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fi
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|
sleep 2
|
|
|
|
declare -i i=0
|
|
|
|
PIDS=$(ps aux | grep "php-fpm: " | grep " master " | grep -E "[-|\(]${php_fpm_pid_search_path[$__version]}" | grep -v grep | awk '{print$2}')
|
|
|
|
while [ "X$PIDS" != "X" ]; do
|
|
|
|
if [ $i -eq 0 ]; then
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: Stopping PHP FPM v$__version failed !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Info ]; Going to kill PHP FPM v$__version Processes (master).." >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "Stopping PHP FPM v$__version failed !!!"
|
|
info "Going to kill PHP FPM v$__version Processes (master).."
|
|
fi
|
|
|
|
if [ $i -gt 20 ]; then
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: Killing PHP FPM Processes v$__version (master) failed !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "Killing PHP FPM Processes v$__version (master) failed !!!"
|
|
|
|
_msg=true
|
|
|
|
break
|
|
fi
|
|
|
|
for _PID in $PIDS ; do
|
|
kill -9 $_PID > /dev/null 2>&1
|
|
done
|
|
|
|
# - Remove all sockets php-fpm sockets from thid version
|
|
# -
|
|
rm -f /tmp/php-${__version}-fpm*.sock
|
|
|
|
sleep 2
|
|
|
|
PIDS=$(ps aux | grep "php-fpm: " | grep " master " | grep -E "[-|\(]${php_fpm_pid_search_path[$__version]}" | grep -v grep | awk '{print$2}')
|
|
|
|
i=i+1
|
|
done
|
|
|
|
declare -i i=0
|
|
|
|
PIDS=$(ps aux | grep "php-fpm: " | grep -E "(pool|master)" | grep -E "\-${php_fpm_pid_search_path[$__version]}" | grep -v grep | awk '{print$2}')
|
|
|
|
while [ "X$PIDS" != "X" ]; do
|
|
|
|
if [ $i -eq 0 ]; then
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: PHP FPM Processes v$__version (pool) still exists !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Info ]; Going to kill remaining PHP FPM v$__version Processes (pool).." >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "PHP FPM Processes v$__version (pool) still exists !!!"
|
|
info "Going to kill remaining PHP FPM Processes v$__version (pool).."
|
|
fi
|
|
|
|
if [ $i -gt 20 ]; then
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: Killing remaining PHP FPM Processes v$__version (pool) failed !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "Killing remaining PHP FPM Processes v$__version (pool) failed !!!"
|
|
|
|
_msg=true
|
|
|
|
break
|
|
fi
|
|
|
|
for _PID in $PIDS ; do
|
|
kill -9 $_PID > /dev/null 2>&1
|
|
done
|
|
sleep 2
|
|
|
|
PIDS=$(ps aux | grep "php-fpm: " | grep -E "(pool|master)" | grep -E "\-${php_fpm_pid_search_path[$__version]}" | grep -v grep | awk '{print$2}')
|
|
|
|
i=i+1
|
|
|
|
done
|
|
|
|
if $send_msg && $_msg ; then
|
|
subject="[ Error ]: Stopping PHP FPM v$__version on `hostname -f` failed -- $datum"
|
|
msg="\n\n`cat $LOCK_DIR/extra_msg.txt`\n"
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
fi
|
|
|
|
}
|
|
|
|
start_mysql() {
|
|
|
|
send_msg=$1
|
|
send_msg=${send_msg:=true}
|
|
|
|
$MYSQL_INIT_SCRIPT start > /dev/null 2>&1
|
|
sleep 2
|
|
|
|
NEWPID=$(ps aux | grep "$MYSQLD_SAFE" | grep -v grep | grep root | awk '{print$2}')
|
|
|
|
if [ "X${NEWPID}X" = "XX" ]; then
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: I have started the MySQL server, but the services is not running !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "I have started the MySQL server, but the service is not running !!!"
|
|
|
|
datum=`date +"%d.%m.%Y %H:%Mh"`
|
|
|
|
subject="[ Error ]: MySQL Service on `hostname -f` NOT RUNNING -- $datum"
|
|
msg="\n\n`cat $LOCK_DIR/extra_msg.txt`\n"
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
|
|
else
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\tI have started MySQL service. The new PID is $NEWPID" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
ok "I have started MySQL service. The new PID is $NEWPID"
|
|
fi
|
|
|
|
if $send_msg ; then
|
|
datum=`date +"%d.%m.%Y %H:%Mh"`
|
|
subject="Restarting MySQL on `hostname -f` invoked -- $datum"
|
|
msg=`cat $LOCK_DIR/extra_msg.txt`
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
fi
|
|
}
|
|
|
|
start_apache() {
|
|
|
|
send_msg=$1
|
|
send_msg=${send_msg:=true}
|
|
|
|
$APACHE_INIT_SCRIPT start > /dev/null 2>&1
|
|
sleep 2
|
|
|
|
NEWPID=$(ps aux | grep "$HTTPD" | grep -v grep | grep root | awk '{print$2}')
|
|
|
|
if [ "X${NEWPID}X" = "XX" ]; then
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: I have tarted the webserver, but service is not running !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "I have started the webserver, but service is not running !!!"
|
|
|
|
datum=`date +"%d.%m.%Y %H:%Mh"`
|
|
|
|
subject="[ Error ]: Webservice on `hostname -f` NOT RUNNING -- $datum"
|
|
msg="\n\n`cat $LOCK_DIR/extra_msg.txt`\n"
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
|
|
else
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\tI have started the webserver. the new PID is $NEWPID" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
ok "I have started the webserver. the new PID is $NEWPID"
|
|
|
|
fi
|
|
|
|
if $send_msg ; then
|
|
datum=`date +"%d.%m.%Y %H:%Mh"`
|
|
subject="Restarting Apache on `hostname -f` invoked -- $datum"
|
|
msg=`cat $LOCK_DIR/extra_msg.txt`
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
fi
|
|
}
|
|
|
|
start_php_fpm() {
|
|
|
|
__version=$1
|
|
|
|
send_msg=$2
|
|
send_msg=${send_msg:=true}
|
|
|
|
start_php_fpm_failed=false
|
|
|
|
if [[ "${start_stop_method_php_fpm[$__version]}" = "systemd_service" ]]; then
|
|
systemctl restart ${start_stop_file_php_fpm[$__version]} > /dev/null 2>&1
|
|
elif [[ "${start_stop_method_php_fpm["$__version"]}" = "init_script" ]]; then
|
|
${start_stop_file_php_fpm["$__version"]} start > /dev/null 2>&1
|
|
else
|
|
error "Neither start/stop script nor systemd service file for PHP FPM v$__version found!"
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: Neither start/stop script nor systemd service file for PHP FPM v$__version found !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
start_php_fpm_failed=true
|
|
fi
|
|
sleep 2
|
|
|
|
NEWPID=`ps aux | grep "php-fpm: " | grep " master " | grep -E "[-|\(]${php_fpm_pid_search_path[$__version]}" | grep -v grep | awk '{print$2}'`
|
|
|
|
|
|
if [ "X${NEWPID}X" = "XX" ]; then
|
|
|
|
if ! $start_php_fpm_failed ; then
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: I have started PHP FPM v$__version, but service is not running !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "I have started PHP FPM v$__version, but service is not running !!!"
|
|
fi
|
|
|
|
datum=`date +"%d.%m.%Y %H:%Mh"`
|
|
|
|
subject="[ Error ]: PHP-FPM v$__version engine on `hostname -f` NOT RUNNING -- $datum"
|
|
msg="\n\n`cat $LOCK_DIR/extra_msg.txt`\n"
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
|
|
else
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\tI have started the PHP-FPM v$__version engine. the new PID is $NEWPID" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
ok "I have started the PHP-FPM v$__version engine. the new PID is $NEWPID"
|
|
fi
|
|
|
|
if $send_msg ; then
|
|
datum=`date +"%d.%m.%Y %H:%Mh"`
|
|
subject="Restarting PHP FPM v$__version engine on `hostname -f` invoked -- $datum"
|
|
msg=`cat $LOCK_DIR/extra_msg.txt`
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
fi
|
|
}
|
|
|
|
restart_apache() {
|
|
|
|
## - Stop Apache Webservice
|
|
## -
|
|
stop_apache
|
|
|
|
sleep 2
|
|
|
|
## - Start Apache Webservice
|
|
## -
|
|
start_apache
|
|
}
|
|
|
|
restart_mysql(){
|
|
|
|
## - Stop MySQL Servive
|
|
## -
|
|
stop_mysql
|
|
|
|
sleep 2
|
|
|
|
## - Start MySQL Service
|
|
## -
|
|
start_mysql
|
|
}
|
|
|
|
restart_php_fpm(){
|
|
|
|
## - Stop MySQL Servive
|
|
## -
|
|
stop_php_fpm $1
|
|
|
|
sleep 2
|
|
|
|
## - Start MySQL Service
|
|
## -
|
|
start_php_fpm $1
|
|
}
|
|
|
|
graceful_restart_php_fpm() {
|
|
|
|
__version=$1
|
|
|
|
send_msg=$2
|
|
send_msg=${send_msg:=true}
|
|
|
|
start_php_fpm_failed=false
|
|
|
|
if [[ "$start_stop_method_php_fpm" = "systemd_service" ]]; then
|
|
systemctl restart $start_stop_method_php_fpm["$__version"] > /dev/null 2>&1
|
|
elif [[ "$start_stop_method_php_fpm" = "init_script" ]]; then
|
|
$start_stop_method_php_fpm["$__version"] restart > /dev/null 2>&1
|
|
else
|
|
error "Neither start/stop script nor systemd service file for PHP FPM v$__version found!"
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: Neither start/stop script nor systemd service file for PHP FPM v$__version found !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
start_php_fpm_failed=true
|
|
fi
|
|
sleep 2
|
|
|
|
NEWPID=`ps aux | grep "php-fpm: " | grep " master " | grep "[-|\(]${php_fpm_pid_search_path[\"$__version\"]}" | grep -v grep | awk '{print$2}'`
|
|
|
|
if [ "X${NEWPID}X" = "XX" ]; then
|
|
|
|
if ! $start_php_fpm_failed ; then
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\t[ Error ]: I have restarted PHP-FPM, but service is not running !!!" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "I have restarted PHP-FPM, but service is not running !!!"
|
|
fi
|
|
|
|
datum=`date +"%d.%m.%Y %H:%Mh"`
|
|
|
|
subject="[ Error ]: PHP-FPM engine on `hostname -f` NOT RUNNING -- $datum"
|
|
msg="\n\n`cat $LOCK_DIR/extra_msg.txt`\n"
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
|
|
else
|
|
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "\tI have restarted the PHP-FPM engine. the new PID is $NEWPID" >> $LOCK_DIR/extra_msg.txt
|
|
echo "" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
ok "I have restarted the PHP-FPM engine. the new PID is $NEWPID"
|
|
fi
|
|
|
|
if $send_msg ; then
|
|
datum=`date +"%d.%m.%Y %H:%Mh"`
|
|
subject="Restarting PHP-FPM engine on `hostname -f` invoked -- $datum"
|
|
msg=`cat $LOCK_DIR/extra_msg.txt`
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
fi
|
|
}
|
|
|
|
|
|
#---------------------------------------
|
|
#-----------------------------
|
|
# Checking Load..
|
|
#-----------------------------
|
|
#---------------------------------------
|
|
|
|
if $check_load ; then
|
|
|
|
#echo "" > $LOCK_DIR/extra_msg.txt
|
|
|
|
if $LOGGING ; then
|
|
echo -e "\nChecking Load on \"`hostname -f`\".."
|
|
fi
|
|
|
|
warn_msg=${LOCK_DIR}/warn.msg
|
|
echo "" > $warn_msg
|
|
|
|
## - Number of processors
|
|
## -
|
|
declare -i number_processors=`grep -E "processor\s+:\s+" /proc/cpuinfo -c`
|
|
|
|
if [ -z "$number_processors" -o $number_processors -eq 0 ]; then
|
|
fatal "Detecting number of prozessors ($number_processors) failed!"
|
|
fi
|
|
|
|
## - Thresholds
|
|
## -
|
|
if [ $number_processors -gt 8 ]; then
|
|
|
|
#threshod_1_min=`echo "scale=2; $number_processors / 1.95" | bc`
|
|
#threshod_5_min=`echo "scale=2; $number_processors / 2.95" | bc`
|
|
#threshod_15_min=`echo "scale=2; $number_processors / 3.45" | bc`
|
|
threshod_1_min=`echo "scale=2; $number_processors / 1.45" | bc`
|
|
threshod_5_min=`echo "scale=2; $number_processors / 1.95" | bc`
|
|
threshod_15_min=`echo "scale=2; $number_processors / 2.35" | bc`
|
|
else
|
|
threshod_1_min=`echo "scale=2; $number_processors / 1.00" | bc`
|
|
threshod_5_min=`echo "scale=2; $number_processors / 1.45" | bc`
|
|
threshod_15_min=`echo "scale=2; $number_processors / 1.95" | bc`
|
|
fi
|
|
|
|
## - Determin load avarage values
|
|
## -
|
|
|
|
## - Last minute
|
|
load_avarage_1m=`cat /proc/loadavg | cut -d ' ' -f1`
|
|
## - Last 5 minutes
|
|
load_avarage_5m=`cat /proc/loadavg | cut -d ' ' -f2`
|
|
## -Last 15 minutes
|
|
load_avarage_15m=`cat /proc/loadavg | cut -d ' ' -f3`
|
|
|
|
## - Evaluate
|
|
## -
|
|
result_1m=$(echo "scale=2; $load_avarage_1m > $threshod_1_min" | bc)
|
|
result_5m=$(echo "scale=2; $load_avarage_5m > $threshod_5_min" | bc)
|
|
result_15m=$(echo "scale=2; $load_avarage_15m > $threshod_15_min" | bc)
|
|
|
|
#if [ "$result_1m" = "1" -o "$result_5m" = "1" -o "$result_15m" = "1" ] ; then
|
|
if [ "$result_1m" = "1" ] ; then
|
|
subject="[ Warning ]: High load on `hostname -f`"
|
|
|
|
cat <<EOF > $warn_msg
|
|
|
|
High load on *`hostname -f`*
|
|
|
|
|
|
Server Name...................: `hostname -f`
|
|
|
|
Date..........................: `date +%d.%m.%Y`
|
|
Time..........................: `date +%H:%M` h
|
|
|
|
Load avarage last minute......: $load_avarage_1m
|
|
Load avarage last 5 minutes...: $load_avarage_5m
|
|
Load avarage last 15 minutes..: $load_avarage_15m
|
|
|
|
EOF
|
|
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To: ${_to_address}\nSubject: $subject\n\n`cat $warn_msg`" \
|
|
| sendmail -F "Load Monitor" -f $from_address $_to_address
|
|
done
|
|
|
|
echo "" > $warn_msg
|
|
|
|
fi
|
|
|
|
_load_avarage_1m=$(echo "scale=0; $load_avarage_1m/1" | bc -l)
|
|
_load_avarage_5m=$(echo "scale=0; $load_avarage_5m/1" | bc -l)
|
|
if [ $_load_avarage_1m -gt 200 -a $_load_avarage_5m -gt 200 ]; then
|
|
cat<<EOF
|
|
Server Name...................: `hostname -f`
|
|
|
|
Date..........................: `date +%d.%m.%Y`
|
|
Time..........................: `date +%H:%M` h
|
|
|
|
Load avarage last minute......: $load_avarage_1m
|
|
Load avarage last 5 minutes...: $load_avarage_5m
|
|
Load avarage last 15 minutes..: $load_avarage_15m
|
|
|
|
EOF
|
|
|
|
cat<<EOF >> $warn_msg
|
|
Server Name...................: `hostname -f`
|
|
|
|
Date..........................: `date +%d.%m.%Y`
|
|
Time..........................: `date +%H:%M` h
|
|
|
|
Load avarage last minute......: $load_avarage_1m
|
|
Load avarage last 5 minutes...: $load_avarage_5m
|
|
Load avarage last 15 minutes..: $load_avarage_15m
|
|
|
|
EOF
|
|
|
|
stop_apache
|
|
stop_mysql
|
|
|
|
sleep 60
|
|
|
|
start_mysql
|
|
start_apache
|
|
|
|
else
|
|
if $LOGGING ; then
|
|
ok "Load on \"`hostname -f`\" seems to be fine.."
|
|
cat<<EOF
|
|
Server Name...................: `hostname -f`
|
|
|
|
Date..........................: `date +%d.%m.%Y`
|
|
Time..........................: `date +%H:%M` h
|
|
|
|
Load avarage last minute......: $load_avarage_1m
|
|
Load avarage last 5 minutes...: $load_avarage_5m
|
|
Load avarage last 15 minutes..: $load_avarage_15m
|
|
|
|
EOF
|
|
fi
|
|
fi
|
|
fi # End: check_load
|
|
|
|
|
|
#---------------------------------------
|
|
#-----------------------------
|
|
# Checking MySQL Database server..
|
|
#-----------------------------
|
|
#---------------------------------------
|
|
|
|
if $check_mysql ; then
|
|
|
|
echo "" > $LOCK_DIR/extra_msg.txt
|
|
|
|
if $LOGGING ; then
|
|
echo -e "\nChecking Mysql databse service on \"`hostname -f`\".."
|
|
fi
|
|
|
|
PID=`ps aux | grep "$MYSQLD_SAFE" | grep -v grep | awk '{print$2}'`
|
|
|
|
if [ "X${PID}X" = "XX" ];then
|
|
|
|
echo -e "\nMySQL is not running! - Try to start it.." >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "=========================================" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "MySQL is not running! - Try to start it.."
|
|
|
|
restart_mysql
|
|
|
|
else
|
|
if [ -z "`$MYADMIN $mysql_credential_args ping 2>/dev/null`" ]; then
|
|
|
|
echo -e "\nMySQL seems to be running, but NOT responding! - Try to restart service.." >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "=======================================================================" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "MySQL seems to be running, but NOT responding! - Try to restart service.."
|
|
|
|
restart_mysql
|
|
|
|
else
|
|
|
|
if $LOGGING ; then
|
|
ok "MySQL database service on \"`hostname -f`\" seems to be running.."
|
|
fi
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
|
|
#---------------------------------------
|
|
#-----------------------------
|
|
# Check Apache webservice..
|
|
#-----------------------------
|
|
#---------------------------------------
|
|
|
|
if $check_apache ; then
|
|
|
|
echo "" > $LOCK_DIR/extra_msg.txt
|
|
|
|
if $LOGGING ; then
|
|
echo -e "\nChecking Apache webservice on \"`hostname -f`\".."
|
|
fi
|
|
|
|
#_PID_FILE=`$HTTPD -t -D DUMP_RUN_CFG | grep -i -e "^PidFile: " | awk '{print$2}' \
|
|
# | sed -e "s/^[\"']//" | sed -e "s/[\"']$//"`
|
|
#PID=`cat $_PID_FILE`
|
|
#if [ "X`ps ax | grep \"$HTTPD \" | grep -e \"^$PID \"`" = "X" ]; then
|
|
|
|
PID=`ps aux | grep "$HTTPD " | grep -e "^root" | grep -v grep | awk '{print$2}'`
|
|
if [ "X${PID}X" = "XX" ];then
|
|
|
|
|
|
echo -e "\nApache Webservice is not running! - Try to start it.." > $LOCK_DIR/extra_msg.txt
|
|
echo -e "=====================================================" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "Apache webservice is not running! - Try to start it.."
|
|
|
|
restart_apache
|
|
|
|
else
|
|
|
|
if ! $(curl -Is -m 10 http://$curl_check_host | head -n 1 | grep "200 OK" > /dev/null) ; then
|
|
echo -e "\nApache Webservice seems to be running, but is NOT responding! - Try to restart service.." >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "========================================================================================" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "Apache Webservice seems to be running, but is NOT responding! - Try to restart service.."
|
|
|
|
restart_apache
|
|
|
|
else
|
|
|
|
if $LOGGING ; then
|
|
ok "Apache Webserver on \"`hostname -f`\" seems to be running.."
|
|
fi
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
|
|
#---------------------------------------
|
|
#-----------------------------
|
|
# Check PHP-FPM engine..
|
|
#-----------------------------
|
|
#---------------------------------------
|
|
|
|
if $check_php_fpm ; then
|
|
|
|
for _version in $php_versions ; do
|
|
|
|
echo "" > $LOCK_DIR/extra_msg.txt
|
|
|
|
if $LOGGING ; then
|
|
echo -e "\nChecking PHP-FPM v$_version (FastCGI Process Manager) on \"`hostname -f`\".."
|
|
fi
|
|
PID=$(ps aux | grep "php-fpm: " | grep "master" | grep -E "[-|\(]${php_fpm_pid_search_path[$_version]}" | grep -v grep | awk '{print$2}')
|
|
|
|
if [ "X${PID}X" = "XX" ];then
|
|
|
|
echo -e "\nPHP-FPM v$_version is not running! - Try to start the service.." > $LOCK_DIR/extra_msg.txt
|
|
echo -e "====================================================" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "PHP-FPM v$_version is not running! - Try to start the service.."
|
|
|
|
restart_php_fpm $_version
|
|
|
|
elif [[ -n ${php_fpm_ping_path[$_version]} ]] ; then
|
|
|
|
if ! $(curl -Is -m 10 http://${curl_check_host}/${php_fpm_ping_path[$_version]} | head -n 1 | grep "200 OK" > /dev/null) ; then
|
|
|
|
echo -e "\nPHP-FPM v$_version seems to be running, but is NOT responding! - Try to restart service.." >> $LOCK_DIR/extra_msg.txt
|
|
echo -e "====================================================================================" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "PHP-FPM v$_version seems to be running, but is NOT responding! - Try to restart service.."
|
|
|
|
restart_php_fpm $_version
|
|
|
|
else
|
|
if $LOGGING ; then
|
|
ok "PHP-FPM v$_version engine on \"`hostname -f`\" seems to be running.."
|
|
fi
|
|
fi
|
|
fi
|
|
done
|
|
fi
|
|
|
|
|
|
#---------------------------------------
|
|
#-----------------------------
|
|
# Check website..
|
|
#-----------------------------
|
|
#---------------------------------------
|
|
|
|
if $check_website ; then
|
|
|
|
send_msg=false
|
|
|
|
if $LOGGING ; then
|
|
echo -e "\nDo some extra checks.."
|
|
fi
|
|
|
|
declare -i rval=$(curl -s $is_working_url 2> /dev/null | grep "$check_string" | wc -l)
|
|
|
|
if [[ $rval -lt 1 ]] ; then
|
|
|
|
echo -e "The website does not respond as expected!" > $LOCK_DIR/extra_msg.txt
|
|
echo -e "=========================================" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "The website $is_working_url does not respond as expected."
|
|
|
|
# - Stop services..
|
|
# -
|
|
stop_apache false
|
|
|
|
if [[ "$php_version_of_working_url" != "None" ]]; then
|
|
if [[ -n "$php_version_of_working_url" ]];then
|
|
stop_php_fpm $php_version_of_working_url false
|
|
else
|
|
for _version in $php_versions ; do
|
|
|
|
stop_php_fpm $_version false
|
|
|
|
done
|
|
fi
|
|
fi
|
|
|
|
# - Clean up cache/session files..
|
|
# -
|
|
if $include_cleanup_function ; then
|
|
|
|
info "Execute configured cleanup tasks.."
|
|
echo -e "\n\t[ Info ]: Execute configured cleanup tasks .." >> $LOCK_DIR/extra_msg.txt
|
|
|
|
source $cleanup_functions_file
|
|
|
|
fi
|
|
|
|
# - Start services
|
|
# -
|
|
if [[ "$php_version_of_working_url" != "None" ]]; then
|
|
if [[ -n "$php_version_of_working_url" ]];then
|
|
start_php_fpm $php_version_of_working_url false
|
|
else
|
|
for _version in $php_versions ; do
|
|
|
|
start_php_fpm $_version false
|
|
|
|
done
|
|
fi
|
|
fi
|
|
|
|
start_apache false
|
|
|
|
info "Sleeping for 30 seconds.."
|
|
sleep 30
|
|
|
|
declare -i rval=$(curl -s $is_working_url 2> /dev/null | grep "$check_string" | wc -l)
|
|
if [[ $rval -lt 1 ]] ; then
|
|
|
|
echo -e "\n\t[ Error ]: URL $is_working_url is still NOT responding as expected !!!" >> $LOCK_DIR/extra_msg.txt
|
|
|
|
error "URL $is_working_url is still NOT responding as expected !!!"
|
|
|
|
# - Only send extra message, if cleaning up and restarting wasn't successfully
|
|
# -
|
|
send_msg=true
|
|
|
|
else
|
|
|
|
ok "Cleaning up and restarting services was successfully."
|
|
|
|
fi
|
|
|
|
else
|
|
|
|
if $LOGGING ; then
|
|
ok "URL $is_working_url is responding as expected."
|
|
fi
|
|
|
|
fi
|
|
|
|
if $send_msg ; then
|
|
|
|
subject="[ Error ]: Shop System at `hostname -f` failed -- $datum"
|
|
msg="\n\n`cat $LOCK_DIR/extra_msg.txt`\n"
|
|
|
|
if [[ -n "$extra_alert_address" ]]; then
|
|
to_addresses="$to_addresses $extra_alert_address"
|
|
fi
|
|
|
|
for _to_address in $to_addresses ; do
|
|
echo -e "To:${_to_address}\n${content_type}\nSubject:$subject\n\n${msg}\n" \
|
|
| /usr/sbin/sendmail -F "Webservice Monitor" -f $from_address $_to_address
|
|
done
|
|
|
|
fi
|
|
|
|
rm -rf $cleanup_functions_file
|
|
|
|
fi
|
|
|
|
exit 0
|