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28 lines
503 B
28 lines
503 B
1 year ago
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#!/bin/bash
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function fail {
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echo $1 >&2
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exit 1
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}
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function retry {
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local n=1
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local max=3 # 3 retries before failure
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local delay=5 # delay between retries, 5 seconds
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while true; do
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echo "Running command '$@' with retry, attempt $n/$max"
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"$@" && break || {
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if [[ $n -lt $max ]]; then
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((n++))
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sleep $delay;
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else
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fail "The command has failed after $n attempts."
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fi
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}
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done
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}
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if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
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retry "$@"
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fi
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