kopia lustrzana https://github.com/espressif/esp-idf
46 wiersze
891 B
Bash
46 wiersze
891 B
Bash
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#!/usr/bin/env bash
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set -euo pipefail
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#
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# Retries a command RETRY_ATTEMPTS times in case of failure
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#
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# Inspired by https://stackoverflow.com/a/8351489
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#
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max_attempts=${RETRY_ATTEMPTS-3}
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RETRY_TIMEWAIT=${RETRY_TIMEWAIT-1}
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attempt=1
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exitCode=0
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whole_start=$(date +%s)
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attempt_start=whole_start
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while true; do
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if "$@" ; then
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exitCode=0
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break
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else
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exitCode=$?
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fi
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if (( $attempt >= $max_attempts )) ; then
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break
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fi
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echo "Failed! ("$@") Spent time $(( $(date '+%s') - ${attempt_start} )) sec. Retrying in ${RETRY_TIMEWAIT}..." 1>&2
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sleep $RETRY_TIMEWAIT
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attempt=$(( attempt + 1 ))
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RETRY_TIMEWAIT=$(( RETRY_TIMEWAIT * 2 ))
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attempt_start=$(date +%s)
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done
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if [[ $exitCode != 0 ]] ; then
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echo -n "Totally failed! ("$@")" 1>&2
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else
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echo -n "Done ("$@")" 1>&2
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fi
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echo " Spent time $(( $(date '+%s') - ${whole_start} )) sec in total" 1>&2
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exit $exitCode
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