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Improved batch runner
This commit is contained in:
deajan
parent
a74e83185a
commit
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183
dev/common_batch.sh
Executable file
183
dev/common_batch.sh
Executable file
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#!/usr/bin/env bash
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SUBPROGRAM=[prgname]
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PROGRAM="$SUBPROGRAM-batch" # Batch program to run osync / obackup instances sequentially and rerun failed ones
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AUTHOR="(L) 2013-2016 by Orsiris de Jong"
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CONTACT="http://www.netpower.fr - ozy@netpower.fr"
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PROGRAM_BUILD=2016081701
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## Runs an osync /obackup instance for every conf file found
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## If an instance fails, run it again if time permits
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## Configuration file path. The path where all the osync / obackup conf files are, usually /etc/osync or /etc/obackup
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CONF_FILE_PATH=/etc/$SUBPROGRAM
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## If maximum execution time is not reached, failed instances will be rerun. Max exec time is in seconds. Example is set to 10 hours.
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MAX_EXECUTION_TIME=36000
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## Specifies the number of total runs an instance may get
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MAX_RUNS=3
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## Log file path
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if [ -w /var/log ]; then
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LOG_FILE=/var/log/$SUBPROGRAM-batch.log
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else
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LOG_FILE=./$SUBPROGRAM-batch.log
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fi
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# No need to edit under this line ##############################################################
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function _logger {
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local value="${1}" # What to log
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echo -e "$value" >> "$LOG_FILE"
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}
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function Logger {
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local value="${1}" # What to log
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local level="${2}" # Log level: DEBUG, NOTICE, WARN, ERROR, CRITIAL
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prefix="$(date) - "
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if [ "$level" == "CRITICAL" ]; then
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_logger "$prefix\e[41m$value\e[0m"
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elif [ "$level" == "ERROR" ]; then
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_logger "$prefix\e[91m$value\e[0m"
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elif [ "$level" == "WARN" ]; then
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_logger "$prefix\e[93m$value\e[0m"
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elif [ "$level" == "NOTICE" ]; then
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_logger "$prefix$value"
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elif [ "$level" == "DEBUG" ]; then
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if [ "$DEBUG" == "yes" ]; then
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_logger "$prefix$value"
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fi
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else
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_logger "\e[41mLogger function called without proper loglevel.\e[0m"
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_logger "$prefix$value"
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fi
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}
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function CheckEnvironment {
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## osync / obackup executable full path can be set here if it cannot be found on the system
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if ! type $SUBPROGRAM.sh > /dev/null 2>&1
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then
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if [ -f /usr/local/bin/$SUBPROGRAM.sh ]
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then
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SUBPROGRAM_EXECUTABLE=/usr/local/bin/$SUBPROGRAM.sh
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else
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Logger "Could not find $SUBPROGRAM.sh" "CRITICAL"
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exit 1
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fi
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else
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SUBPROGRAM_EXECUTABLE=$(type -p $SUBPROGRAM.sh)
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fi
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## Check for CONF_FILE_PATH
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if [ ! -d "$CONF_FILE_PATH" ]; then
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Logger "Cannot find conf file path $CONF_FILE_PATH" "CRITICAL"
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Usage
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fi
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}
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function Batch {
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local runs=0 # Number of batch runs
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local runList # Actual conf file list to run
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local runAgainList # List of failed conf files sto run again
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local confFile
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local result
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## Get list of .conf files
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for confFile in "$CONF_FILE_PATH/*.conf"
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do
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if [ "$runList" == "" ]; then
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runList="$confFile"
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else
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runList=$runList" $confFile"
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fi
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done
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while ([ $MAX_EXECUTION_TIME -gt $SECONDS ] || [ $MAX_EXECUTION_TIME -eq 0 ]) && [ "$runList" != "" ] && [ $MAX_RUNS -gt $runs ]
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do
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Logger "$SUBPROGRAM instances will be run for: $runList" "NOTICE"
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for confFile in $runList
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do
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$SUBPROGRAM_EXECUTABLE "$confFile" $opts &
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wait $!
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result=$?
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if [ $result != 0 ]; then
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if [ $result == 1 ] || [ $result == 120 ] || [ $result == 128 ]; then
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Logger "Run instance $(basename $confFile) failed with exit code [$result]." "ERROR"
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if [ "$runAgainList" == "" ]; then
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runAgainList="$confFile"
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else
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runAgainList=$runAgainList" $confFile"
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fi
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elif [ $result == 2 ]; then
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Logger "Run instance $(basename $confFile) finished with warnings." "WARN"
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fi
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else
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Logger "Run instance $(basename $confFile) succeed." "NOTICE"
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fi
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done
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runList="$runAgainList"
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runAgainList=""
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runs=$(($runs + 1))
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done
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}
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function Usage {
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echo "$PROGRAM $PROGRAM_BUILD"
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echo $AUTHOR
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echo $CONTACT
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echo ""
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echo "Batch script to sequentially run osync or obackup instances and rerun failed ones."
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echo "Usage: $SUBPROGRAM-batch.sh [OPTIONS]"
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echo ""
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echo "[OPTIONS]"
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echo "--path=/path/to/conf Path to osync / obackup conf files, defaults to /etc/osync or /etc/obackup"
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echo "--max-reruns=X Number of runs max for failed instances, (defaults to 3)"
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echo "--max-exec-time=X Retry failed instances only if max execution time not reached (defaults to 36000 seconds). Set to 0 to bypass execution time check."
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echo "--no-maxtime Run osync / obackup without honoring conf file defined timeouts"
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echo "--dry Will run osync / obackup without actually doing anything; just testing"
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echo "--silent Will run osync / obackup without any output to stdout, used for cron jobs"
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echo "--verbose Increases output"
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exit 128
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}
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opts=""
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for i in "$@"
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do
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case $i in
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--silent)
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opts=$opts" --silent"
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;;
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--dry)
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opts=$opts" --dry"
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;;
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--verbose)
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opts=$opts" --verbose"
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;;
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--no-maxtime)
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opts=$opts" --no-maxtime"
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;;
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--path=*)
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CONF_FILE_PATH=${i##*=}
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;;
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--max-reruns=*)
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MAX_RERUNS=${i##*=}
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;;
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--max-exec-time=*)
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MAX_EXECUTION_TIME=${i##*=}
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;;
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--help|-h|-?)
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Usage
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;;
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*)
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Logger "Unknown param '$i'" "CRITICAL"
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Usage
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;;
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esac
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done
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CheckEnvironment
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Logger "$(date) $SUBPROGRAM batch run" "NOTICE"
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Batch
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