cri-o/vendor/k8s.io/kubernetes/cluster/lib/util.sh

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#!/bin/bash
# Copyright 2015 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Wait for background jobs to finish. Return with
# an error status if any of the jobs failed.
kube::util::wait-for-jobs() {
local fail=0
local job
for job in $(jobs -p); do
wait "${job}" || fail=$((fail + 1))
done
return ${fail}
}
# kube::util::join <delim> <list...>
# Concatenates the list elements with the delimiter passed as first parameter
#
# Ex: kube::util::join , a b c
# -> a,b,c
function kube::util::join {
local IFS="$1"
shift
echo "$*"
}
# Some useful colors.
if [[ -z "${color_start-}" ]]; then
declare -r color_start="\033["
declare -r color_red="${color_start}0;31m"
declare -r color_yellow="${color_start}0;33m"
declare -r color_green="${color_start}0;32m"
declare -r color_norm="${color_start}0m"
fi