681f75ddd0
This PR adds license for all files. It also adds a script hack/verify-boilerplate.sh for checking whether license is set correctly. Change-Id: Ib691187f3128f6787510aa914d5c0e01e8e1b22f Signed-off-by: Pengfei Ni <feiskyer@gmail.com>
56 lines
1.3 KiB
Go
56 lines
1.3 KiB
Go
/*
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Copyright (c) 2017 OpenStack Foundation.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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package util
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import (
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"os/exec"
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"strings"
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)
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func absPath(cmd string) (string, error) {
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cmdAbsPath, err := exec.LookPath(cmd)
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if err != nil {
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return "", err
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}
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return cmdAbsPath, nil
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}
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func buildCommand(cmd string, args ...string) (*exec.Cmd, error) {
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cmdAbsPath, err := absPath(cmd)
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if err != nil {
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return nil, err
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}
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command := exec.Command(cmdAbsPath)
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command.Args = append(command.Args, args...)
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return command, nil
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}
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func RunCommand(cmd string, args ...string) ([]string, error) {
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command, err := buildCommand(cmd, args...)
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if err != nil {
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return nil, err
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}
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output, err := command.CombinedOutput()
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if err != nil {
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return []string{string(output)}, err
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}
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return strings.Split(strings.TrimSpace(string(output)), "\n"), nil
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}
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