stackrox/operator/hack/retry.sh at master · stackrox/stackrox · GitHub

executable file

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#!/bin/bash

set -eu -o pipefail

# shellcheck source=../hack/common.sh

source "$(dirname "$0")/../hack/common.sh"

die() {

log "$@"

exit 1

}

function main() {

if [ $# -lt 2 ]; then

die "Usage: $0 <number of attempts> <delay between attempts in seconds> <command> [ <command arg> ... ]"

local -r n_attempts="${1:-}"; shift

if ! [ "$n_attempts" -gt 0 ] 2>/dev/null; then

die "Error: '$n_attempts' is not a valid number of attempts, please provide a positive natural number."

local -r delay="${1:-}"; shift

if ! { [ "$delay" -gt 0 ] 2>/dev/null || [ "$delay" -eq 0 ] 2>/dev/null; }; then

die "Error: '$delay' is not a number of seconds."

log "** Executing '$*' with $n_attempts attempts **"

log

retry "$n_attempts" "$delay" "$@"

}

main "$@"

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