Merge branch '7298-check_file_age' into 'master'

add check check_file_age

See merge request !275

check_file_age

+#!/bin/bash
+# ======================================================================
+#
+# Check file age
+#
+# ----------------------------------------------------------------------
+# 2024-06-21  v1.0  <martin.gasser@unibe.ch>
+# ======================================================================
+
+. $( dirname $0 )/inc_pluginfunctions
+
+export self_APPVERSION=1.0
+
+dir_files=/var/iml-backup
+filter_files='*.*'
+
+typeset -i iAgeSec
+typeset -i iAgeD
+
+typeset -i iTotal
+typeset -i iOK
+typeset -i iWarning
+typeset -i iCritical
+
+typeset -i iLimitWarning=7
+typeset -i iLimitCritical=14
+
+
+# ----------------------------------------------------------------------
+# FUNCTIONS
+# ----------------------------------------------------------------------
+
+# show help text
+function showHelp(){
+    local _self; _self=$(basename $0)
+cat <<EOF
+$( ph.showImlHelpHeader )
+
+Check if files are not out of date.
+You can customize the values for
+* directory
+* limits for warning and critical
+* filename filter pattern
+
+This plugin sends performancedata.
+
+SYNTAX:
+
+  $_self [-h] [--dir PATH] [--filter FILTER] [--critical VALUE] [--warning VALUE]
+
+OPTIONS:
+
+  -h, --help 
+      this help
+
+PARAMETERS:
+
+  -d, --dir PATH
+      set installation dir of iml deployment to find its check skript
+      default dir: ${dir_files}
+
+  -c, --critical VALUE
+      critical level in days (default: $iLimitCritical)
+
+  -w. --warning VALUE
+      warning level in days (default: $iLimitWarning)
+
+  -f --filter FILTER
+     filter for filenames (default: ${filter_files}
+
+EXAMPLE:
+
+  $_self
+      Check backup data with initial values
+
+  $_self -d /data/mybackups
+      Check iso files a given directory
+    
+  $_self -d /data/mybackups -w 14 -c 28
+      Check iso files a given directory and customized limits
+
+EOF
+}
+
+
+# get age of a file in sec
+# param  string  filename to test
+function _getFileAge(){
+    echo $(($(date +%s) - $(date +%s -r "$1")))
+}
+
+# get a list of files in dir in alphabetic order
+function _getfiles(){
+        find "${dir_files}" -type f -name "${filter_files}" | sort
+}
+
+
+# ----------------------------------------------------------------------
+# MAIN
+# ----------------------------------------------------------------------
+
+
+# --- check param -h
+
+while [[ "$#" -gt 0 ]]; do case $1 in
+    -h|--help)      showHelp; exit 0;;
+    -d|--dir)       dir_files=$2; shift ;shift;;
+    -c|--critcal)   iLimitCritical=$2; shift ;shift;;
+    -w|--warning)   iLimitWarning=$2; shift ;shift;;
+    -f|--filter)    filter_files=$2; shift ;shift;;
+    *) echo "ERROR: Unknown parameter: $1"; showHelp; exit 1;
+esac; done
+
+
+# --- test
+
+if [ $iLimitWarning -ge $iLimitCritical ]; then
+        ph.abort "ERROR: limit for warning ($iLimitWarning) must be lower than critical ($iLimitCritical). Get help with -h."
+fi
+
+if [ ! -d "$dir_files" ]; then
+        ph.abort "ERROR: directory [$dir_files] does not exist. Set it with -d. Get help with -h."
+fi
+
+if [ ! -r "$dir_files" ]; then
+        ph.abort "ERROR: unable to read the existing dir [$dir_files]. Check the permissions for $USER."
+fi
+
+
+# --- output data
+
+data="$( for myfile in $( _getfiles )
+        do
+                iAgeSec=$( _getFileAge "$myfile" )
+                iAgeD=$iAgeSec/60/60/24
+                sBar=$( yes '#' | head -n $iAgeD | tr -d "\n" )
+                sStatus="OK"
+
+                if [ $iAgeD -ge $iLimitWarning ]; then
+                        if [ $iAgeD -ge $iLimitCritical ]; then
+                                sStatus="CRITICAL"
+                        else
+                                sStatus="WARNING"
+                        fi
+                fi
+
+                printf "%-9s %3s d %-10s  %s\n" $sStatus $iAgeD "$sBar" "$( ls -lh $myfile )"
+        done
+)"
+
+# --- Counters
+
+iTotal=$(    grep -c "."         <<< "$data" )
+iOK=$(       grep -c "^OK"       <<< "$data" )
+iWarning=$(  grep -c "^WARNING"  <<< "$data" )
+iCritical=$( grep -c "^CRITICAL" <<< "$data" )
+
+test $iWarning -gt 0  && ph.setStatus "warning"
+test $iCritical -gt 0 && ph.setStatus "critical"
+
+# --- ouput
+
+ph.status "File age $dir_files - $iTotal total - $iCritical critical ($iLimitCritical d) .. $iWarning warnings ($iLimitWarning d) .. $iOK OK"
+
+echo "All files in alphabetic order:"
+echo "$data"
+
+# --- performance data
+
+ph.perfadd "ok"       "$iOK"       "" "" 0 $iTotal
+ph.perfadd "warning"  "$iWarning"  "" "" 0 $iTotal
+ph.perfadd "critical" "$iCritical" "" "" 0 $iTotal
+
+ph.exit
+
+# ----------------------------------------------------------------------