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101 lines
3.2 KiB
Bash
Executable file
101 lines
3.2 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Copyright 2014 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# -----------------------------------------------------------------------------
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# CHANGELOG
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# KubeEdge Authors:
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# Some functions derived from https://github.com/kubernetes/kubernetes/blob/v1.19.0-beta.2/hack/utils.sh
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# for update-vendor-licenses, verify-vendor-licenses
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# Example: kube::util::trap_add 'echo "in trap DEBUG"' DEBUG
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# See: http://stackoverflow.com/questions/3338030/multiple-bash-traps-for-the-same-signal
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kube::util::trap_add() {
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local trap_add_cmd
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trap_add_cmd=$1
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shift
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for trap_add_name in "$@"; do
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local existing_cmd
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local new_cmd
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# Grab the currently defined trap commands for this trap
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existing_cmd=$(trap -p "${trap_add_name}" | awk -F"'" '{print $2}')
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if [[ -z "${existing_cmd}" ]]; then
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new_cmd="${trap_add_cmd}"
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else
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new_cmd="${trap_add_cmd};${existing_cmd}"
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fi
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# Assign the test. Disable the shellcheck warning telling that trap
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# commands should be single quoted to avoid evaluating them at this
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# point instead evaluating them at run time. The logic of adding new
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# commands to a single trap requires them to be evaluated right away.
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# shellcheck disable=SC2064
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trap "${new_cmd}" "${trap_add_name}"
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done
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}
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# Opposite of kube::util::ensure-temp-dir()
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kube::util::cleanup-temp-dir() {
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rm -rf "${KUBE_TEMP}"
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}
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# Create a temp dir that'll be deleted at the end of this bash session.
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#
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# Vars set:
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# KUBE_TEMP
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kube::util::ensure-temp-dir() {
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if [[ -z ${KUBE_TEMP-} ]]; then
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KUBE_TEMP=$(mktemp -d 2>/dev/null || mktemp -d -t kubernetes.XXXXXX)
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kube::util::trap_add kube::util::cleanup-temp-dir EXIT
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fi
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}
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# outputs md5 hash of $1, works on macOS and Linux
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function kube::util::md5() {
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if which md5 >/dev/null 2>&1; then
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md5 -q "$1"
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else
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md5sum "$1" | awk '{ print $1 }'
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fi
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}
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# util::create_gopath_tree create the GOPATH tree
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# Parameters:
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# - $1: the root path of repo
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# - $2: go path
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function util:create_gopath_tree() {
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local repo_root=$1
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local go_path=$2
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local go_pkg_dir="${go_path}/src/github.com/kubeedge/api"
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go_pkg_dir=$(dirname "${go_pkg_dir}")
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mkdir -p "${go_pkg_dir}"
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if [[ ! -e "${go_pkg_dir}" || "$(readlink "${go_pkg_dir}")" != "${repo_root}" ]]; then
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ln -snf "${repo_root}" "${go_pkg_dir}"
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fi
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}
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# list_staging_repos outputs a sorted list of repos in staging/src/kubeedge
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# each entry will just be the $repo portion of staging/src/kubeedge/$repo/...
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# $KUBEEDGE_ROOT must be set.
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function kubeedge::util::list_staging_repos() {
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(
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cd "${KUBEEDGE_ROOT}/staging/src/github.com/kubeedge/" && \
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find . -mindepth 1 -maxdepth 1 -type d | cut -c 3- | sort
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)
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}
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