195 lines
6.7 KiB
Bash
195 lines
6.7 KiB
Bash
#!/usr/bin/env ksh
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#******************************************************************************
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# @(#) check_aix_sysbackup.sh
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#******************************************************************************
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# @(#) Copyright (C) 2014 by KUDOS BVBA (info@kudos.be). All rights reserved.
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#
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# This program is a free software; you can redistribute it and/or modify
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# it under the same terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details
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#******************************************************************************
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#
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# DOCUMENTATION (MAIN)
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# -----------------------------------------------------------------------------
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# @(#) MAIN: check_aix_sysbackup
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# DOES: see _show_usage()
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# EXPECTS: see _show_usage()
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# REQUIRES: data_space2comma(), init_hc(), log_hc()
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#
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# @(#) HISTORY:
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# @(#) 2013-05-28: initial version [Patrick Van der Veken]
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# -----------------------------------------------------------------------------
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# DO NOT CHANGE THIS FILE UNLESS YOU KNOW WHAT YOU ARE DOING!
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#******************************************************************************
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# -----------------------------------------------------------------------------
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function check_aix_sysbackup
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{
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# ------------------------- CONFIGURATION starts here -------------------------
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typeset _CONFIG_FILE="${CONFIG_DIR}/$0.conf"
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# mksysb identifier prefix of error code(s)
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typeset _MKSYSB_NEEDLE="^0512"
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typeset _VERSION="2013-05-28" # YYYY-MM-DD
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typeset _SUPPORTED_PLATFORMS="AIX" # uname -s match
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# ------------------------- CONFIGURATION ends here ---------------------------
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# set defaults
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(( ARG_DEBUG != 0 && ARG_DEBUG_LEVEL > 0 )) && set ${DEBUG_OPTS}
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init_hc "$0" "${_SUPPORTED_PLATFORMS}" "${_VERSION}"
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typeset _ARGS=$(data_space2comma "$*")
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typeset _ARG=""
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typeset _MSG=""
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typeset _STC=0
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typeset _BACKUP_PATH=""
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typeset _BACKUP_HOST=""
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typeset _BACKUP_LOG=""
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typeset _BACKUP_AGE=0
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typeset _MKSYSB_LOG=""
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typeset _MKSYSB_CODE=""
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typeset _COUNT=0
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# handle arguments (originally comma-separated)
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for _ARG in ${_ARGS}
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do
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case "${_ARG}" in
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help)
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_show_usage $0 ${_VERSION} ${_CONFIG_FILE} && return 0
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;;
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esac
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done
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# handle configuration file
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[[ -n "${ARG_CONFIG_FILE}" ]] && _CONFIG_FILE="${ARG_CONFIG_FILE}"
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if [[ ! -r ${_CONFIG_FILE} ]]
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then
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warn "unable to read configuration file at ${_CONFIG_FILE}"
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return 1
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fi
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# read required configuration values
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_BACKUP_PATH=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'backup_path')
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if [[ -z "${_BACKUP_PATH}" ]]
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then
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warn "ERROR: no value for the _BACKUP_PATH setting in ${_CONFIG_FILE}"
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return 1
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fi
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if [[ ! -d ${_BACKUP_PATH} ]]
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then
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warn "ERROR: ${_BACKUP_PATH} does not exist"
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return 1
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fi
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_MKSYSB_LOG=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'mksysb_log')
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if [[ -z "${_MKSYSB_LOG}" ]]
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then
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warn "ERROR: no value for the _MKSYSB_LOG setting in ${_CONFIG_FILE}"
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return 1
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fi
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_BACKUP_AGE=$(_CONFIG_FILE="${_CONFIG_FILE}" data_get_lvalue_from_config 'backup_age')
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case "${_BACKUP_AGE}" in
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+([0-9])*(.)*([0-9]))
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# numeric, OK
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;;
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*)
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# not numeric, set default
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_BACKUP_AGE=14
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;;
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esac
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# perform state check on mksysb log files
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ls -1 ${_BACKUP_PATH} | while read _BACKUP_HOST
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do
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_BACKUP_LOG="${_BACKUP_PATH}/${_BACKUP_HOST}/curr/${_MKSYSB_LOG}"
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if [[ -r "${_BACKUP_LOG}" ]]
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then
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# read status from log file
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_MKSYSB_CODE=$(grep -E -e "${_MKSYSB_NEEDLE}" ${_BACKUP_LOG} 2>/dev/null)
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case "${_MKSYSB_CODE}" in
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# 0512-038 mksysb: Backup Completed Successfully
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0512-038*)
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_MSG="sysbackup status for ${_BACKUP_HOST}: completed successfully"
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;;
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# 0512-003 mksysb may not have been able to archive some files
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0512-003*)
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_MSG="sysbackup status for ${_BACKUP_HOST}: completed with warnings"
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# save log
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print "=== ${_BACKUP_HOST} ===" >>${HC_STDOUT_LOG}
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cat ${_BACKUP_LOG} >>${HC_STDOUT_LOG}
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;;
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*)
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_MSG="sysbackup status for ${_BACKUP_HOST}: failed"
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_STC=1
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print "=== ${_BACKUP_HOST} ===" >>${HC_STDOUT_LOG}
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cat ${_BACKUP_LOG} >>${HC_STDOUT_LOG}
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;;
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esac
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else
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# don't flag this as erroneous, we could drop into this fork for
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# VIO servers for example without mksysb but having backupios instead
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# caveat emptor: also means that hosts *without* backup go undetected
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continue
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fi
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# handle unit result
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log_hc "$0" ${_STC} "${_MSG}"
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_STC=0
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done
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# perform age check on mksysb log files
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ls -1 ${_BACKUP_PATH} | while read _BACKUP_HOST
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do
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_BACKUP_LOG="${_BACKUP_PATH}/${_BACKUP_HOST}/curr/${_MKSYSB_LOG}"
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if [[ -r "${_BACKUP_LOG}" ]]
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then
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_COUNT=$(find "${_BACKUP_LOG}" -mtime +${_BACKUP_AGE} | wc -l)
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if (( _COUNT == 0 ))
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then
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_MSG="sysbackup age for ${_BACKUP_HOST}: <=${_BACKUP_AGE} days"
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_STC=0
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else
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_MSG="sysbackup age for ${_BACKUP_HOST}: >${_BACKUP_AGE} days"
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_STC=1
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print "=== ${_BACKUP_HOST} ===" >>${HC_STDOUT_LOG}
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print "age: $(ls -l ${_BACKUP_LOG})" >>${HC_STDOUT_LOG}
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fi
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else
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# don't flag this as erroneous, we could drop into this fork for
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# VIO servers for example without mksysb but having backupios instead
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# caveat emptor: also means that hosts *without* backup go undetected
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continue
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fi
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# handle unit result
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log_hc "$0" ${_STC} "${_MSG}"
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_STC=0
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done
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return 0
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}
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# -----------------------------------------------------------------------------
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function _show_usage
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{
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cat <<- EOT
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NAME : $1
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VERSION : $2
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CONFIG : $3 with:
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backup_path=<location_of_mksysb_images>
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mksysb_log=<name_of_standard_standard_mksysb_log>
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backup_age=<days_till_last_backup>
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PURPOSE : Checks the state of saved mksysb client backups (should typically be
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run only on the NIM master or server that is acting as mksysb repo,
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do NOT run on a typical client LPAR)
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EOT
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return 0
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}
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#******************************************************************************
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# END of script
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#******************************************************************************
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