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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| #!/usr/bin/env bash | ||
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| usage() { | ||
| echo "$0 -r [max_attempts] -t [timeout] -s [sleep] -- cmd" | ||
| } | ||
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| if [ $# -lt 2 ]; then | ||
| usage | ||
| exit 1 | ||
| fi | ||
|
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| max_attempts=0 | ||
| timeout=1800 | ||
| sleep_time=30 | ||
|
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| while getopts 'r:t:s:' opt; do | ||
| case "$opt" in | ||
| r) | ||
| max_attempts=$OPTARG | ||
| ;; | ||
| t) | ||
| timeout=$OPTARG | ||
| ;; | ||
| s) | ||
| sleep_time=$OPTARG | ||
| ;; | ||
| :) | ||
| usage | ||
| exit 1 | ||
| ;; | ||
| esac | ||
| done | ||
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| shift $((OPTIND - 2)) | ||
|
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| if [[ "$1" == "--" ]]; then | ||
| shift # Shift past the double dash | ||
| else | ||
| echo "Error: Missing -- before command" | ||
| exit 1 | ||
| fi | ||
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| cmd=$@ | ||
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| attempt_num=1 | ||
| start_time=$(date +%s) | ||
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| while true; do | ||
| elapsed=$(($(date +%s) - $start_time)) | ||
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| if [ "$max_attempts" -ne 0 ] && [ "$attempt_num" -ge "$max_attempts" ]; then | ||
| echo "maximum attempts reached, exit" >&2 | ||
| exit 10 | ||
| fi | ||
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| if [ "$timeout" -ne 0 ] && [ $elapsed -ge "$timeout" ]; then | ||
| echo "timeout reached, exit" >&2 | ||
| exit 11 | ||
| fi | ||
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| $cmd | ||
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| if [ $? -eq 0 ]; then | ||
| exit | ||
| else | ||
| attempt_num=$(( attempt_num + 1 )) | ||
| if [ $sleep_time != "0" ]; then | ||
| sleep $sleep_time | ||
| fi | ||
| fi | ||
| done |
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