Retryable curl

retryableCurl.sh

# Try hard to make idempotent calls to services that are a little flaky
function retryableCurl() {
    for i in `seq 1 5`; do
        code="$(curl -s -o /dev/null -w "%{http_code}" "$@")"
        if [[ $? -eq 0 && code -lt 300 && code -ge 200 ]]; then
            return
        fi
    done
    printf "Failed to curl with arguments $*\n"
}