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dashley |
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#!/bin/bash |
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#------------------------------------------------------------------------------------------------- |
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#$Header$ |
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#------------------------------------------------------------------------------------------------- |
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#This file is part of "Server Scripts, Automatic Maintenance, Cron", a set of scripts for |
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#performing automatic periodic maintenance on a Linux server. |
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#------------------------------------------------------------------------------------------------- |
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#This source code and any program in which it is compiled/used is provided under the MIT License, |
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#reproduced below. |
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#------------------------------------------------------------------------------------------------- |
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#Permission is hereby granted, free of charge, to any person obtaining a copy of |
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#this software and associated documentation files(the "Software"), to deal in the |
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#Software without restriction, including without limitation the rights to use, |
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#copy, modify, merge, publish, distribute, sublicense, and / or sell copies of the |
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#Software, and to permit persons to whom the Software is furnished to do so, |
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#subject to the following conditions : |
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# |
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#The above copyright notice and this permission notice shall be included in all |
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#copies or substantial portions of the Software. |
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# |
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#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE |
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#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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#SOFTWARE. |
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#------------------------------------------------------------------------------------------------- |
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#This is the cron script, invoked hourly, to perform automatic |
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#maintenance. All stdout and stderr output is logged. |
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# |
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#The parameters that this script expects are: |
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# |
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# 1)Year (4-digit) |
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# 2)Year (2-digit) |
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# 3)Month (long text) |
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# 4)Month (short text) |
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# 5)Month (2-digit) |
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# 6)Day of month (2-digit) |
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# 7)Day of week (long text) |
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# 8)Day of week (short text) |
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# 9)Day of week (single digit) |
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# 10)Hour (24-hour, 2-digit) |
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# 11)Hour (12-hour, 2-digit) |
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# 12)AM or PM, as a text string |
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# 13)Minutes (2-digit) |
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# 14)Seconds (2-digit) |
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# |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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# |
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/etc/cron.custom/scripts/hline_thin |
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echo "Automatic maintenance nominally beginning on $7, $1/$5/$6 at ${10}:${13}:${14}." |
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/etc/cron.custom/scripts/hline_thin |
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ACTUAL_TIMESTAMP=`date` |
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echo -n "Automatic maintenance actually beginning at " |
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echo -n ${ACTUAL_TIMESTAMP} |
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echo "." |
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/etc/cron.custom/scripts/hline_thin |
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echo "This maintenance is scheduled hourly; and may include hourly, daily," |
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echo "weekly, and monthly maintenance activity (depending on the hour of the" |
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echo "day, the day of the week, and the day of the month)." |
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/etc/cron.custom/scripts/hline_thin |
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#----------------------------------------------------------------------------- |
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#Establish Booleans to decide which types of maintenance will not and |
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#will be performed this run. |
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# |
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BOOLEAN_HOURLY=1 |
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echo "HOURLY maintenance WILL be performed." |
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if [ ${10} = "01" ] ; then |
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BOOLEAN_DAILY=1 |
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echo "DAILY maintenance WILL be performed." |
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else |
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BOOLEAN_DAILY=0 |
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echo "DAILY maintenance WILL NOT be performed." |
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fi |
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# |
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#BOOLEAN_DAILY=1 |
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#Above line for debug only. |
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# |
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#Note below: 6 is Saturday, 0 is Sunday. |
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# |
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if [ $BOOLEAN_DAILY = "1" ] && [ ${9} = "6" ] ; then |
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BOOLEAN_WEEKLY=1 |
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echo "WEEKLY maintenance WILL be performed." |
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else |
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BOOLEAN_WEEKLY=0 |
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echo "WEEKLY maintenance WILL NOT be performed." |
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fi |
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if [ $BOOLEAN_DAILY = "1" ] && [ ${6} = "01" ] ; then |
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BOOLEAN_MONTHLY=1 |
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echo "MONTHLY maintenance WILL be performed." |
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else |
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BOOLEAN_MONTHLY=0 |
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echo "MONTHLY maintenance WILL NOT be performed." |
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fi |
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#Debug |
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#BOOLEAN_WEEKLY=1 |
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/etc/cron.custom/scripts/hline_thin |
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#----------------------------------------------------------------------------- |
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#Loop through and do the hourly maintenance. This involves finding |
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#all the scripts ending in "hourly" and executing them in alphabetical |
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#order. |
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# |
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#Note on below: should investigate more reliable alternative using SED. |
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if [ $BOOLEAN_HOURLY = "1" ] ; then |
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HOURLY_FILES=`ls -1 /etc/cron.custom/cronjobs/*|sort|grep .hourly` |
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for fname in $HOURLY_FILES |
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do |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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# |
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echo "Executing" $fname "as part of hourly maintenance." |
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/etc/cron.custom/scripts/hline_thin |
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${fname} ${1} ${2} ${3} ${4} ${5} ${6} ${7} ${8} ${9} ${10} ${11} ${12} ${13} ${14} |
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/etc/cron.custom/scripts/hline_thin |
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# |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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done |
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fi |
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#----------------------------------------------------------------------------- |
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#Prepare for the daily, weekly, and monthly maintenance. This generally |
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#involves shutting daemons that might interfere with maintenance activities. |
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#Find all the scripts ending in "premaint" and execute them in alphabetical |
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#order. |
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# |
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#Note on below: should investigate more reliable alternative using SED. |
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if [ $BOOLEAN_DAILY = "1" ] || [ $BOOLEAN_WEEKLY = "1" ] || [ $BOOLEAN_MONTHLY = "1" ] ; then |
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PREMAINT_FILES=`ls -1 /etc/cron.custom/cronjobs/*|sort|grep .premaint` |
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for fname in $PREMAINT_FILES |
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do |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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# |
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echo "Executing" $fname "to prepare for daily, weekly, and monthly maintenance." |
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/etc/cron.custom/scripts/hline_thin |
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${fname} ${1} ${2} ${3} ${4} ${5} ${6} ${7} ${8} ${9} ${10} ${11} ${12} ${13} ${14} |
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/etc/cron.custom/scripts/hline_thin |
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# |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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done |
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fi |
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#----------------------------------------------------------------------------- |
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#Do the daily maintenance. |
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if [ $BOOLEAN_DAILY = "1" ] ; then |
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DAILY_FILES=`ls -1 /etc/cron.custom/cronjobs/*|sort|grep .daily` |
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for fname in $DAILY_FILES |
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do |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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# |
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echo "Executing daily maintenance script" ${fname}. |
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/etc/cron.custom/scripts/hline_thin |
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${fname} ${1} ${2} ${3} ${4} ${5} ${6} ${7} ${8} ${9} ${10} ${11} ${12} ${13} ${14} |
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/etc/cron.custom/scripts/hline_thin |
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# |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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done |
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fi |
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#----------------------------------------------------------------------------- |
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#Do the weekly maintenance. |
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if [ $BOOLEAN_WEEKLY = "1" ] ; then |
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WEEKLY_FILES=`ls -1 /etc/cron.custom/cronjobs/*|sort|grep .weekly` |
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for fname in $WEEKLY_FILES |
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do |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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# |
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echo "Executing weekly maintenance script" ${fname}. |
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/etc/cron.custom/scripts/hline_thin |
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${fname} ${1} ${2} ${3} ${4} ${5} ${6} ${7} ${8} ${9} ${10} ${11} ${12} ${13} ${14} |
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/etc/cron.custom/scripts/hline_thin |
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# |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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done |
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fi |
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#----------------------------------------------------------------------------- |
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#Do the monthly maintenance. |
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if [ $BOOLEAN_MONTHLY = "1" ] ; then |
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MONTHLY_FILES=`ls -1 /etc/cron.custom/cronjobs/*|sort|grep .monthly` |
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for fname in $MONTHLY_FILES |
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do |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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# |
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echo "Executing monthly maintenance script" ${fname}. |
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/etc/cron.custom/scripts/hline_thin |
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${fname} ${1} ${2} ${3} ${4} ${5} ${6} ${7} ${8} ${9} ${10} ${11} ${12} ${13} ${14} |
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/etc/cron.custom/scripts/hline_thin |
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# |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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done |
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fi |
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#----------------------------------------------------------------------------- |
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#Recover from the daily, weekly, and monthly maintenance. This generally |
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#involves restarting daemons. Find all the scripts ending in "postmaint" |
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#and execute them in alphabetical order. |
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# |
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#Note on below: should investigate more reliable alternative using SED. |
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if [ $BOOLEAN_DAILY = "1" ] || [ $BOOLEAN_WEEKLY = "1" ] || [ $BOOLEAN_MONTHLY = "1" ] ; then |
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POSTMAINT_FILES=`ls -1 /etc/cron.custom/cronjobs/*|sort|grep .postmaint` |
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for fname in $POSTMAINT_FILES |
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do |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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# |
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echo "Executing" $fname "to recover from daily, weekly, and monthly maintenance." |
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/etc/cron.custom/scripts/hline_thin |
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${fname} ${1} ${2} ${3} ${4} ${5} ${6} ${7} ${8} ${9} ${10} ${11} ${12} ${13} ${14} |
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/etc/cron.custom/scripts/hline_thin |
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# |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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done |
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fi |
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#----------------------------------------------------------------------------- |
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#Change to a safe working directory in case something goes wrong, |
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#especially a failed cd followed by a mass delete. |
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cd /root/cronjob_sandbox |
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# |
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ACTUAL_TIMESTAMP=`date` |
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echo -n "Automatic maintenance actually ending at " |
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echo -n ${ACTUAL_TIMESTAMP} |
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echo "." |
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/etc/cron.custom/scripts/hline_thin |
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#hline_thick no longer necessary because not concatening logs together, as |
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#these scripts were changed to be more SSD-friendly. |
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#/etc/cron.custom/scripts/hline_thick |
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# |
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#End of script. |
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